CN111775314A - Recycled concrete mixer - Google Patents
Recycled concrete mixer Download PDFInfo
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- CN111775314A CN111775314A CN202010555995.3A CN202010555995A CN111775314A CN 111775314 A CN111775314 A CN 111775314A CN 202010555995 A CN202010555995 A CN 202010555995A CN 111775314 A CN111775314 A CN 111775314A
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- concrete
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- 238000003756 stirring Methods 0.000 claims abstract description 120
- 239000000463 material Substances 0.000 claims abstract description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 32
- 239000002994 raw material Substances 0.000 claims description 22
- 239000003638 chemical reducing agent Substances 0.000 claims description 14
- 238000007599 discharging Methods 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 2
- 230000001174 ascending effect Effects 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000000203 mixture Substances 0.000 description 9
- 239000004568 cement Substances 0.000 description 6
- 239000004576 sand Substances 0.000 description 6
- 230000007306 turnover Effects 0.000 description 3
- 238000013329 compounding Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
Images
Classifications
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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
- B28C5/1223—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 discontinuously operating mixing devices, e.g. with consecutive containers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
- B28C5/0806—Details; Accessories
- B28C5/0831—Drives or drive systems, e.g. toothed racks, winches
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
- B28C5/0875—Mixing in separate stages involving different containers for each stage
-
- 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
-
- 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
- B28C7/12—Supplying or proportioning liquid ingredients
- B28C7/126—Supply means, e.g. nozzles
Landscapes
- 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 relates to the technical field of concrete mixers, in particular to a recycled concrete mixer which comprises a mixing drum, a mixing shaft and a first motor for driving the mixing shaft to rotate, wherein the mixing shaft is rotationally connected with the mixing drum; the material turning paddle is obliquely arranged, and the oblique direction of the material turning paddle is opposite to the rotating direction of the driving shaft; one side of the mixing drum is provided with a driving mechanism for driving the stirring mechanism to operate. The stirring mechanism can turn the concrete, makes the difficult deposit of grit in the bottom of churn, effectively promotes the homogeneity of concrete mixing to can promote the speed of concrete mixing to a certain extent, promote the work efficiency of mixer.
Description
Technical Field
The invention relates to the technical field of concrete mixers, in particular to a recycled concrete mixer.
Background
The regenerated concrete is prepared by crushing, cleaning and grading waste concrete blocks, mixing the crushed, cleaned and graded waste concrete blocks with a grading agent according to a certain proportion, partially or completely replacing natural aggregates (mainly coarse aggregates) such as sand stones and the like, and adding cement, water and the like. The recycled concrete can be combined into aggregates in the following cases: all aggregates are regenerated aggregates; the coarse aggregate is regenerated aggregate, and the fine aggregate is natural sand; the coarse aggregate is natural gravel or cobble, and the fine aggregate is regenerated aggregate; the reclaimed aggregate replaces part of the coarse aggregate or the fine aggregate.
When the recycled concrete is used, the recycled concrete needs to be fully stirred to ensure that the recycled concrete has good performance.
At present, the invention patent with the publication number of CN107379255B specifically discloses a rapid and uniform concrete mixer, which comprises a fixed box, wherein the bottom of the inner wall of the fixed box is fixedly connected with a mixing box, the top of the inner wall of the fixed box is fixedly connected with an extrusion device, the bottom of the extrusion device is fixedly connected with a movable plate through a connecting block, and the top of the movable plate is fixedly connected with a first motor. An output shaft of the first motor is fixedly connected with a first belt pulley through a coupler, the surface of the first belt pulley is connected with a second belt pulley through belt transmission, a rotating shaft penetrates through the middle part of the second belt pulley, and the bottom end of the rotating shaft is fixedly connected with a rotating device; the bottom of the rotating device is fixedly connected with a first rotating shaft and a second rotating shaft respectively, the bottom end of the first rotating shaft is fixedly connected with a stirring shaft, and the bottom end of the second rotating shaft is fixedly connected with a vibrating rod; the bottom of (mixing) shaft and vibrations stick all runs through the agitator tank and extends to the inner wall of agitator tank, and the fixed surface of (mixing) shaft is connected with the puddler.
When the mixer works, the first motor drives the mixing shaft to rotate, the mixing rod can mix concrete in the mixing box, the vibration rod can vibrate to enable the concrete to vibrate, and therefore the concrete can be mixed conveniently.
The above scheme has the following defects: the mixer only can stir the concrete in the agitator tank through the puddler, and has certain viscosity after the concrete mixes to the weight of grit is great in the concrete, and the weight is more, and at the stirring in-process, the easy deposit of grit is in the agitator below, consequently only through stirring the concrete, grit and cement are not quick homogeneous mixing easily.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a recycled concrete mixer which can stir concrete while stirring the concrete so as to quickly and uniformly mix gravel and cement.
The above object of the present invention is achieved by the following technical solutions:
a recycled concrete mixer comprises a mixing drum, a mixing mechanism arranged in the mixing drum and a first motor used for driving the mixing mechanism to rotate, wherein the mixing mechanism comprises a mixing shaft which is vertically arranged and is rotationally connected with the mixing drum, a feed inlet and a water inlet are formed in the side wall of the mixing drum, a material turning mechanism is arranged in the mixing drum, the material turning mechanism comprises a driving shaft which is rotationally connected with the mixing drum and a plurality of material turning paddles fixedly connected with the driving shaft, the driving shaft is vertically arranged, and the plurality of material turning paddles are spirally distributed along the length direction of the driving shaft; the material turning paddle is obliquely arranged and inclines downwards towards one side of the rotation direction of the driving shaft;
and the stirring drum is provided with a driving mechanism for driving the stirring mechanism to operate.
Through adopting above-mentioned technical scheme, actuating mechanism can drive the drive shaft and rotate, and when the stirring rake followed the drive shaft and rotated, when the mixer stirred the concrete, the stirring rake can stir the concrete to stir the grit of concrete lower floor to the concrete upper strata, thereby make grit and cement mix ground more evenly. Therefore, the stirring mechanism can improve the uniformity of the stirrer for stirring the concrete, and can effectively improve the uniformity of the stirrer for stirring the concrete in unit time, thereby improving the stirring speed of the stirrer and improving the working efficiency of the stirrer.
The present invention in a preferred example may be further configured to: the number of the driving shafts is multiple, and multiple groups of driving shafts are uniformly distributed along the circumferential direction of the stirring shaft; a support plate is horizontally arranged in the stirring cylinder, the support plate is rotationally connected with the stirring cylinder, and the driving shaft penetrates through the support plate and is rotationally connected with the support plate;
the driving mechanism comprises a second motor fixedly connected with the mixing drum, a speed reducer connected with the output end of the second motor and a driving assembly connected with the output end of the speed reducer, and the supporting plate is fixedly connected with the output end of the speed reducer; the driving assembly comprises a driving gear fixedly connected with the upper end of the driving shaft and a gear ring meshed with the driving gear; and the gear ring is fixedly connected with the stirring cylinder.
Through adopting above-mentioned technical scheme, the second motor can drive the backup pad and rotate, and the backup pad can drive a plurality of (mixing) shafts along carrying out the revolution, meanwhile, drive gear meshes with the ring gear mutually, can make the drive shaft carry out the rotation to effectively promote the stirring speed of stirring mechanism to the concrete, promote the work efficiency of mixer, can promote the intensity that stirring mechanism turned to the concrete simultaneously, promote the homogeneity of concrete, guarantee the performance of concrete.
The present invention in a preferred example may be further configured to: the two sides of the center position of the upper end of the material turning paddle in the length direction are downwards turned and arranged in an arc shape.
Through adopting above-mentioned technical scheme, when the stirring oar turns the concrete, the stirring oar can shovel the concrete, makes the concrete shift up to the realization is to turning of concrete, and the concrete on the stirring oar can the both sides of stirring oar, can mix the concrete on the stirring oar and the concrete of stirring oar both sides, thereby promotes the homogeneity that the concrete mixes.
The present invention in a preferred example may be further configured to: the side wall of the stirring shaft is connected with a plurality of groups of stirring paddles, and the plurality of groups of stirring paddles are distributed along the length direction of the stirring shaft; the stirring paddle comprises a plurality of blades which are uniformly distributed along the circumferential direction of the stirring shaft and a shoveling plate fixedly connected with the blades, and the blades and the driving shafts are arranged at intervals; the shoveling plate is obliquely arranged, the lower end of the shoveling plate close to the bottom wall of the mixing drum is abutted against the bottom wall of the mixing drum, and the shoveling plate inclines downwards towards one side of the rotation direction of the mixing shaft.
Through adopting above-mentioned technical scheme, when first motor drove the (mixing) shaft and rotates, the stirring rake can stir the concrete. The shovel flitch can shovel the grit of deposit at concrete lower floor to turn over the grit to the concrete upper strata, make cement and grit mix ground more even, thereby promote the homogeneity that the grit mixes, and can promote the speed that the concrete mixed. And the multiple groups of stirring paddles can turn over the concrete at different heights, so that the mixing uniformity of the concrete is improved. The paddle and the driving shaft are arranged at intervals, so that the paddle and the driving shaft can be prevented from being influenced mutually, and the normal work of the stirring machine is ensured.
The present invention in a preferred example may be further configured to: the plurality of shoveling plates are distributed along the length direction of the paddle; one side of the upper end of the shoveling plate, which is close to the side wall of the mixing drum, is tilted upwards and is arranged in an arc shape.
Through adopting above-mentioned technical scheme, a plurality of shovel flitchs can turn the concrete on the different positions, can effectively promote the stirring efficiency of turn-down mechanism to the concrete to can promote the homogeneity that the concrete mixes. Because the concrete can rotate in the stirring process, the sand rotates to generate centrifugal force, and therefore the sand can gradually move to one side close to the side wall of the stirring cylinder. To this problem, the shovel flitch is close to one side of churn and turns over to the top and set up to the arc, and when the shovel flitch overturns the concrete, under the effect of shovel flitch, the concrete can be put to the churn central point and remove to mix with the concrete that is located churn central point and puts, effectively promoted the homogeneity that the concrete mixes.
The present invention in a preferred example may be further configured to: the paddle is arranged in an arc shape, and the bending direction of the paddle is the same as the rotating direction of the stirring shaft.
Through adopting above-mentioned technical scheme, the paddle is circular-arc to set up, consequently, when the paddle stirs the concrete, the paddle can push the position of churn lateral wall with the concrete to in shoveling the flitch and turning the concrete, make the concrete that is located churn central point and puts can constantly mix rather than the concrete on every side, thereby promote the homogeneity that the concrete mixes, and can promote the stirring speed of mixer to the concrete.
The present invention in a preferred example may be further configured to: and a material turning plate is arranged on the inner side wall of the mixing drum, the material turning plate is spirally arranged along the circumferential direction of the mixing drum, and the spiral direction of the material turning plate is the same as the rotation direction of the mixing shaft.
Through adopting above-mentioned technical scheme, when the mixer stirs the concrete, the material turning plate can promote the concrete that is located the churn bottom to churn upper portion to promote the homogeneity that the concrete mixes.
The present invention in a preferred example may be further configured to: a mixer is arranged outside the feeding port, the mixer comprises a rotating shaft, a mixing paddle and a third motor, the rotating shaft is vertically arranged in the mixing box, the mixing paddle is fixedly connected with the side wall of the rotating shaft, the third motor is used for driving the rotating shaft to rotate, a discharging port is formed in the side wall of the mixing box, the discharging port is communicated with the feeding port through a feeding pipe, two ends of the feeding pipe are respectively and fixedly connected with the mixing drum and the mixing box, and the other end of the feeding pipe is fixedly connected with the mixing box; the third motor is arranged on the outer side of the mixing box and is fixedly connected with the mixing box; a plurality of raw material openings are formed in the upper end of the mixing box.
Through adopting above-mentioned technical scheme, the raw materials of concrete can stir in advance in the compounding machine, and the third motor drives the pivot and rotates, can drive the mixing oar and stir the concrete raw materials, makes the concrete raw materials mix, from this, can effectively shorten the time of mixer to concrete mixing to can promote the homogeneity of mixer to concrete mixing.
The present invention in a preferred example may be further configured to: the mixing box lateral wall slope sets up, and the mixing box is the back taper platform form setting, the one end and the mixing box lateral wall looks butt that the pivot was kept away from to the stirring rake.
Through adopting above-mentioned technical scheme, when concrete raw materials placed in the mixing box, because the mixing box is the setting of back taper platform form to the mixing box can be released concrete raw materials from the discharge gate with the mixing oar, makes concrete raw materials enter into the churn through the inlet pipe, effectively promotes the convenience that the mixer used.
The present invention in a preferred example may be further configured to: the water inlet sets up in churn lateral wall upper end, the water inlet is provided with a plurality ofly, and is a plurality of the water inlet is along churn circumference evenly distributed, the churn outside is provided with the inlet tube, the inlet tube sets up to the ring pipe along churn circumference, the inlet tube is linked together through a plurality of connecting pipes and water inlet.
Through adopting above-mentioned technical scheme, when adding water to the churn, water can enter into the churn through the different positions of connecting pipe from the churn to in concrete raw materials mixes with water, and can promote the homogeneity that water and concrete mix, so that the mixer stirs the concrete.
In summary, the invention includes at least one of the following beneficial technical effects:
1. the stirring mechanism can stir the concrete, so that sand and stone are not easy to deposit at the bottom of the stirring cylinder, the stirring uniformity of the concrete is effectively improved, the stirring speed of the concrete can be improved to a certain degree, and the working efficiency of the stirrer is improved;
2. the plurality of shoveling plates can turn over the concrete at different positions, so that the turning efficiency of the turning mechanism on the concrete can be effectively improved, and the mixing uniformity of the concrete can be improved; one side of the shoveling plate, which is close to the mixing drum, is turned upwards and is arranged into an arc shape, when the shoveling plate turns over the concrete, the concrete can move to the central position of the mixing drum under the action of the shoveling plate and is mixed with the concrete at the central position of the mixing drum, and the mixing uniformity of the concrete is effectively improved;
3. the raw materials of concrete can stir in advance in the compounding machine, can effectively shorten the time of mixer to the concrete mixing to can promote the homogeneity of mixer to the concrete mixing.
Drawings
FIG. 1 is a schematic diagram of the structure of a mixer and a water inlet pipe;
FIG. 2 is a schematic view of the internal structure of the mixer.
In the figure, 1, a mixing drum; 11. a material turning plate; 12. a support plate; 2. a stirring mechanism; 21. a stirring shaft; 22. a stirring paddle; 221. a paddle; 222. a shoveling plate; 3. a first motor; 4. a material turning mechanism; 41. a drive shaft; 42. turning over the material paddle; 5. a drive mechanism; 51. a second motor; 52. a speed reducer; 53. a drive assembly; 531. a drive gear; 532. a ring gear; 6. a mixer; 61. a mixing box; 62. a rotating shaft; 63. a mixing paddle; 64. a third motor; 65. a feed pipe; 7. a water inlet pipe; 71. and (4) connecting the pipes.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the recycled concrete mixer disclosed by the invention comprises a mixing drum 1, a mixing mechanism 2 and a material turning mechanism 4, wherein the mixing mechanism 2 and the material turning mechanism 4 are arranged in the mixing drum 1. A feed inlet and a water inlet are formed in the side wall of the mixing drum 1, and concrete raw materials such as sand, cement, fly ash and the like can be placed into the mixing drum 1 through the feed inlet; a mixer 6 is arranged on one side of the mixing drum 1, the mixer 6 comprises a mixing box 61, a rotating shaft 62 vertically arranged in the mixing box 61 and a third motor 64 used for driving the mixing box 61 to rotate, the third motor 64 is arranged below the mixing box 61 and fixedly connected with the mixing box 61, the lower end of the rotating shaft 62 is coaxially and fixedly connected with the output end of the third motor 64, three mixing paddles 63 are fixedly connected to the side wall of the rotating shaft 62, and the three mixing paddles 63 are uniformly distributed along the circumferential direction of the rotating shaft 62; the end of the mixing paddle 63 far away from the rotating shaft 62 abuts against the side wall of the mixing box 61.
Referring to fig. 1, the raw material port has been seted up to mixing box 61 upper end, and after concrete raw materials poured mixing box 61 through the raw material port, third motor 64 drove mixing oar 63 can stir concrete raw materials. Mixing box 61 lateral wall is the slope form setting to mixing box 61 is the back taper platform form, and the discharge gate has been seted up to mixing box 61's lateral wall, is provided with inlet pipe 65 between discharge gate and the feed inlet, inlet pipe 65 one end and discharge gate lateral wall fixed connection, the other end and feed inlet lateral wall fixed connection. After the concrete raw materials are mixed in the mixing box 61, the mixing paddles 63 can push the concrete raw materials from the mixing box 61 into the mixing drum 1.
Referring to fig. 1, the water inlet is provided with four, and four water inlets are along 1 circumference evenly distributed of churn, and the outside of churn 1 is provided with inlet tube 7, and inlet tube 7 sets up along 1 circumference of churn to be the setting of toroidal tube, in this embodiment, water inlet and feed inlet are located the same height, and inlet tube 7 sets up to three quarters ring shape. A connecting pipe 71 is arranged between the water inlet pipe 7 and the water inlet, one end of the connecting pipe 71 is communicated and fixedly connected with the water inlet pipe 7, and the other end of the connecting pipe is fixedly connected with the side wall of the water inlet. When water is introduced into the mixing drum 1, the water can be introduced into the mixing drum 1 from the four water inlets simultaneously, so that the water and the concrete raw materials are mixed conveniently.
Referring to fig. 2, after water and concrete raw materials enter the mixing drum 1, the mixing mechanism 2 and the material turning mechanism 4 can mix the concrete. The stirring mechanism 2 comprises a first motor 3 arranged below the stirring cylinder 1 and fixedly connected with the stirring cylinder 1, a stirring shaft 21 vertically arranged inside the stirring cylinder 1 and three groups of stirring paddles 22 fixedly connected with the side wall of the stirring shaft 21. The stirring shaft 21 is rotatably connected with the lower end of the stirring cylinder 1, and the lower end of the stirring shaft 21 is coaxially and fixedly connected with the output end of the first motor 3. Three stirring rake 22 of group distribute along (mixing) shaft 21 length direction, every stirring rake 22 of group all includes three paddle 221 along (mixing) shaft 21 circumference evenly distributed, and paddle 221 is the arc setting to the direction of buckling of paddle 221 is the same with (mixing) shaft 21 rotation direction. When the first motor 3 drives the stirring shaft 21 to rotate, the paddle 221 can stir the concrete.
Referring to fig. 2, the upper end of each blade 221 is fixedly connected with five shoveling plates 222, and the five shoveling plates 222 are distributed along the length direction of the blade 221. The shoveling plate 222 is disposed obliquely, and the shoveling plate 222 is inclined downward toward one side in the rotation direction of the stirring shaft 21. The lower end of the shoveling plate 222 located at the bottom of the mixing drum 1 abuts against the bottom wall of the mixing drum 1, and when the paddle 221 mixes the concrete, the shoveling plate 222 can shovel the concrete, so that the concrete is turned over. One side of shoveling plate 222 upper end near the churn 1 lateral wall turns over upwards and is circular-arc setting, and when shoveling plate 222 overturns the concrete, shoveling plate 222 can overturn the concrete to the position that is close to (mixing) shaft 21, promotes the homogeneity that the concrete mixes.
Referring to fig. 2, the inner wall of the mixing drum 1 is further fixedly connected with two material turning plates 11, and the two material turning plates 11 are respectively arranged between the three groups of mixing paddles 22, so that the material turning plates 11 are prevented from interfering with the rotation of the mixing paddles 22. The material turning plate 11 is spirally arranged along the circumferential direction of the mixing drum 1, and the spiral direction of the material turning plate 11 is the same as the rotating direction of the mixing shaft 21. When the concrete is stirred, the material turning plate 11 can lift the concrete at the bottom of the stirring cylinder 1 upwards so that the concrete is mixed with the concrete at the upper part of the stirring cylinder 1.
Referring to fig. 2, the stirring mechanism 4 includes three driving shafts 41 vertically disposed inside the stirring cylinder 1 and stirring paddles 42 fixedly connected to a side wall of the driving shafts 41, and the three driving shafts 41 are uniformly distributed along the circumferential direction of the stirring shaft 21 and are respectively located between the three paddles 221. The upper end of the inner part of the mixing drum 1 is horizontally provided with a support plate 12, and the support plate 12 is rotatably connected with the side wall of the mixing drum 1, and a driving shaft 41 penetrates through the support plate 12 and is rotatably connected with the support plate 12.
Referring to fig. 2, a driving mechanism 5 for driving the driving shaft 41 to rotate is disposed on the mixing drum 1, and the driving mechanism 5 includes a second motor 51 disposed at an upper end of the mixing drum 1, a speed reducer 52 connected to an output end of the second motor 51, and a driving assembly 53 connected to an output end of the speed reducer 52. The speed reducer 52 is fixedly connected to the upper end of the mixer drum 1, and the second motor 51 is disposed above the speed reducer 52 and fixedly connected to the speed reducer 52. The output shaft of the reducer 52 extends to the inside of the mixing drum 1 and is fixedly connected with the support plate 12, when the second motor 51 operates, the second motor 51 can drive the support plate 12 to rotate, the support plate 12 drives the driving shaft 41 to revolve along the output shaft of the reducer 52, and the revolving direction of the driving shaft 41 is the same as the rotating direction of the mixing shaft 21.
Referring to fig. 2, the driving assembly 53 comprises a driving gear 531 fixedly connected coaxially to the upper end of the driving shaft 41 and a ring gear 532 engaged with the driving gear 531, the ring gear 532 being fixedly connected to the inner top wall of the mixing drum 1. The three drive gears 531 mesh with the ring gear 532 at the same time, and therefore, when the drive shaft 41 revolves, the drive shaft 41 can rotate in the direction opposite to the revolving direction of the drive shaft 41.
Referring to fig. 2, four turning paddles 42 are arranged on each driving shaft 41, and the four turning paddles 42 are spirally arranged along the side wall of the driving shaft 41. The stirring paddle 42 is arranged obliquely and the stirring paddle 42 is arranged obliquely downward along one side of the rotation direction of the driving shaft 41, so that when the driving shaft 41 rotates, the stirring paddle 42 can stir the concrete, and the stirring paddle 42 can stir the gravel positioned at the bottom of the stirring cylinder 1 upward.
Referring to fig. 2, both sides of the central position in the length direction of the upper end of the turning paddle 42 are turned downwards and are arranged in a circular arc shape, and when the turning paddle 42 turns over concrete, the concrete on the turning paddle 42 can be turned to both sides of the turning paddle 42, so that the mixing uniformity of the concrete is improved.
The implementation principle of the embodiment is as follows: the concrete raw materials are put into the mixing box 61, the third motor 64 is started, the mixer 6 is used for mixing the concrete raw materials, the concrete raw materials enter the mixing drum 1 through the feeding hole, and meanwhile, water is introduced into the mixing drum 1 through the water inlet pipe 7.
And simultaneously starting the first motor 3 and the second motor 51, wherein the first motor 3 drives the stirring shaft 21 and the stirring paddle 22 to stir the concrete, and the second motor 51 drives the stirring mechanism 4 to stir the concrete, so that the concrete is uniformly mixed.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (10)
1. The utility model provides a recycled concrete mixer, includes churn (1), sets up at inside rabbling mechanism (2) of churn (1) and be used for driving rabbling mechanism (2) pivoted first motor (3), rabbling mechanism (2) including vertical setting and with churn (1) rotate (mixing) shaft (21) of being connected, feed inlet and water inlet, its characterized in that have been seted up on churn (1) lateral wall: the stirring device is characterized in that a stirring mechanism (4) is arranged in the stirring cylinder (1), the stirring mechanism (4) comprises a driving shaft (41) rotatably connected with the stirring cylinder (1) and a plurality of stirring paddles (42) fixedly connected with the driving shaft (41), the driving shaft (41) is vertically arranged, and the stirring paddles (42) are spirally distributed along the length direction of the driving shaft (41); the material turning paddle (42) is obliquely arranged, and the material turning paddle (42) is obliquely downwards inclined towards one side of the rotation direction of the driving shaft (41);
and the stirring cylinder (1) is provided with a driving mechanism (5) for driving the stirring mechanism (4) to operate.
2. A recycled concrete mixer as claimed in claim 1, wherein: the number of the driving shafts (41) is multiple, and multiple groups of driving shafts (41) are uniformly distributed along the circumferential direction of the stirring shaft (21); a support plate (12) is horizontally arranged in the mixing drum (1), the support plate (12) is rotatably connected with the mixing drum (1), and the driving shaft (41) is arranged on the support plate (12) in a penetrating manner and is rotatably connected with the support plate (12);
the driving mechanism (5) comprises a second motor (51) fixedly connected with the stirring cylinder (1), a speed reducer (52) connected with the output end of the second motor (51) and a driving assembly (53) connected with the output end of the speed reducer (52), and the supporting plate (12) is fixedly connected with the output end of the speed reducer (52); the driving assembly (53) comprises a driving gear (531) fixedly connected with the upper end of the driving shaft (41) and a gear ring (532) meshed with the driving gear (531); the gear ring (532) is fixedly connected with the mixing drum (1).
3. A recycled concrete mixer as claimed in claim 1, wherein: the two sides of the center position of the length direction of the upper end of the material turning paddle (42) are downwards turned and arranged in an arc shape.
4. A recycled concrete mixer as claimed in claim 2, wherein: the side wall of the stirring shaft (21) is connected with a plurality of groups of stirring paddles (22), and the plurality of groups of stirring paddles (22) are distributed along the length direction of the stirring shaft (21); the stirring paddle (22) comprises a plurality of blades (221) which are uniformly distributed along the circumferential direction of the stirring shaft (21) and a shoveling plate (222) fixedly connected with the blades (221), and the blades (221) and the driving shafts (41) are arranged at intervals; the shoveling plate (222) is obliquely arranged, the lower end of the shoveling plate (222) close to the bottom wall of the stirring cylinder (1) is abutted against the bottom wall of the stirring cylinder (1), and the shoveling plate (222) inclines downwards towards one side of the rotation direction of the stirring shaft (21).
5. A recycled concrete mixer as claimed in claim 4, wherein: the plurality of shoveling plates (222) are arranged, and the plurality of shoveling plates (222) are distributed along the length direction of the paddle (221); one side of the upper end of the shoveling plate (222), which is close to the side wall of the mixing drum (1), is tilted upwards and is arranged in an arc shape.
6. A recycled concrete mixer as claimed in claim 5, wherein: the paddle (221) is arranged in an arc shape, and the bending direction of the paddle (221) is the same as the rotating direction of the stirring shaft (21).
7. A recycled concrete mixer as claimed in claim 4, wherein: the stirring device is characterized in that a material turning plate (11) is arranged on the inner side wall of the stirring cylinder (1), the material turning plate (11) is arranged in a spiral ascending mode along the circumferential direction of the stirring cylinder (1), and the spiral direction of the material turning plate (11) is the same as the rotation direction of the stirring shaft (21).
8. A recycled concrete mixer as claimed in claim 1, wherein: a mixer (6) is arranged outside the feeding port, the mixer (6) comprises a mixing box (61), a rotating shaft (62) vertically arranged inside the mixing box (61), a mixing paddle (63) fixedly connected with the side wall of the rotating shaft (62) and a third motor (64) for driving the rotating shaft (62) to rotate, a discharging port is formed in the side wall of the mixing box (61), the discharging port is communicated with the feeding port through a feeding pipe (65), two ends of the feeding pipe (65) are respectively and fixedly connected with the mixing drum (1) and the mixing box (61), and the other end of the feeding pipe is fixedly connected with the mixing box (61); the third motor (64) is arranged on the outer side of the mixing box (61) and is fixedly connected with the mixing box (61); and a raw material port is formed in the upper end of the mixing box (61).
9. A recycled concrete mixer as claimed in claim 8, wherein: mixing box (61) lateral wall slope sets up, and mixing box (61) are the setting of back taper platform form, the one end and mixing box (61) lateral wall looks butt of pivot (62) are kept away from in mixing oar (63).
10. A recycled concrete mixer as claimed in claim 1, wherein: the water inlet sets up in churn (1) lateral wall upper end, the water inlet is provided with a plurality ofly, and is a plurality of the water inlet is along churn (1) circumference evenly distributed, the churn (1) outside is provided with inlet tube (7), inlet tube (7) set up to the toroidal tube along churn (1) circumference, inlet tube (7) are linked together with the water inlet through a plurality of connecting pipes (71).
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| CN202010555995.3A CN111775314B (en) | 2020-06-17 | 2020-06-17 | Recycled concrete mixer |
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| CN202010555995.3A CN111775314B (en) | 2020-06-17 | 2020-06-17 | Recycled concrete mixer |
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| CN111775314B CN111775314B (en) | 2021-07-27 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112405845A (en) * | 2020-11-05 | 2021-02-26 | 广东基础新成混凝土有限公司 | Mixing arrangement who has anti-blocking structure is used in recycled aggregate concrete preparation |
| CN112454667A (en) * | 2020-11-17 | 2021-03-09 | 上海群宝建材有限公司 | Concrete mixing device |
| CN113332884A (en) * | 2021-06-04 | 2021-09-03 | 王浩杰 | Pharmacy reagent blending machine that mixing effect is good |
| CN113580374A (en) * | 2021-08-02 | 2021-11-02 | 哈尔滨职业技术学院 | Concrete mixing device |
| CN113733348A (en) * | 2021-08-26 | 2021-12-03 | 泰州市金姜交建材有限公司 | Double helix agitated vessel is used in concrete production |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2172701Y (en) * | 1993-10-16 | 1994-07-27 | 秦月云 | Rotary concrete and mortar mixer |
| DE102014014880A1 (en) * | 2014-10-13 | 2016-04-28 | Stefan Schoch | mixing station |
| CN106079089A (en) * | 2016-08-08 | 2016-11-09 | 太仓市锦澄混凝土有限公司 | A kind of cement stirring device |
| CN206937610U (en) * | 2017-07-10 | 2018-01-30 | 吕超 | A kind of high-effective concrete agitating device with dedusting function |
| CN108527645A (en) * | 2018-05-23 | 2018-09-14 | 王回芳 | A kind of cement stirring device of construction |
| CN209440519U (en) * | 2018-11-03 | 2019-09-27 | 上海建而康科技有限公司 | One kind is for building can stirring easy cleaning blender |
-
2020
- 2020-06-17 CN CN202010555995.3A patent/CN111775314B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2172701Y (en) * | 1993-10-16 | 1994-07-27 | 秦月云 | Rotary concrete and mortar mixer |
| DE102014014880A1 (en) * | 2014-10-13 | 2016-04-28 | Stefan Schoch | mixing station |
| CN106079089A (en) * | 2016-08-08 | 2016-11-09 | 太仓市锦澄混凝土有限公司 | A kind of cement stirring device |
| CN206937610U (en) * | 2017-07-10 | 2018-01-30 | 吕超 | A kind of high-effective concrete agitating device with dedusting function |
| CN108527645A (en) * | 2018-05-23 | 2018-09-14 | 王回芳 | A kind of cement stirring device of construction |
| CN209440519U (en) * | 2018-11-03 | 2019-09-27 | 上海建而康科技有限公司 | One kind is for building can stirring easy cleaning blender |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112405845A (en) * | 2020-11-05 | 2021-02-26 | 广东基础新成混凝土有限公司 | Mixing arrangement who has anti-blocking structure is used in recycled aggregate concrete preparation |
| CN112454667A (en) * | 2020-11-17 | 2021-03-09 | 上海群宝建材有限公司 | Concrete mixing device |
| CN113332884A (en) * | 2021-06-04 | 2021-09-03 | 王浩杰 | Pharmacy reagent blending machine that mixing effect is good |
| CN113580374A (en) * | 2021-08-02 | 2021-11-02 | 哈尔滨职业技术学院 | Concrete mixing device |
| CN113733348A (en) * | 2021-08-26 | 2021-12-03 | 泰州市金姜交建材有限公司 | Double helix agitated vessel is used in concrete production |
| CN113733348B (en) * | 2021-08-26 | 2022-10-25 | 泰州市金姜交建材有限公司 | Double-screw stirring equipment for concrete production |
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| CN111775314B (en) | 2021-07-27 |
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Effective date of registration: 20240313 Address after: 508, 5th Floor, Building 1, Courtyard 3, Jinguan North 2nd Street, Shunyi District, Beijing, 101300 Patentee after: Beijing Building Ark Technology Co.,Ltd. Country or region after: China Address before: 215000 taohuazhuang village, Zhenze Town, Wujiang District, Suzhou City, Jiangsu Province Patentee before: Suzhou Yitong Concrete Co.,Ltd. Country or region before: China |
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Effective date of registration: 20240515 Address after: No. 349, Zhangjiaying Village, Dulin Hui Township, Cang County, Cangzhou City, Hebei Province, 061000 Patentee after: Cangzhou Xinqin Commercial Concrete Co.,Ltd. Country or region after: China Address before: 508, 5th Floor, Building 1, Courtyard 3, Jinguan North 2nd Street, Shunyi District, Beijing, 101300 Patentee before: Beijing Building Ark Technology Co.,Ltd. Country or region before: China |
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