CN108582487B - Concrete mixing system - Google Patents
Concrete mixing system Download PDFInfo
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- CN108582487B CN108582487B CN201810476043.5A CN201810476043A CN108582487B CN 108582487 B CN108582487 B CN 108582487B CN 201810476043 A CN201810476043 A CN 201810476043A CN 108582487 B CN108582487 B CN 108582487B
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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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- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The invention provides a concrete mixing system, which comprises a front-stage mixing device and a rear-stage mixing device, wherein the front-stage mixing device is connected with the rear-stage mixing device; the rear-stage stirring device comprises a rear-stage stirring drum, a central stirrer, a first planetary stirrer, a second planetary stirrer and a rear-stage driving mechanism; the central stirrer and the rear-stage stirring drum are coaxially arranged, the central stirrer, the first planetary stirrer and the second planetary stirrer are arranged in parallel and are all connected with a rear-stage driving mechanism, the rear-stage driving mechanism drives the central stirrer to rotate around the axis of the rear-stage stirring drum, and the rear-stage driving mechanism also drives the first planetary stirrer to revolve around the axis of the rear-stage stirring drum and rotate around the rotation axis of the rear-stage stirring drum; the preceding-stage stirring device comprises a preceding-stage stirring cylinder, a preceding-stage stirring shaft and a preceding-stage driving device; can carry out intensive mixing to the concrete in the stirred vessel to there is not the stirring dead angle at the stirring in-process, thereby can effectively guarantee the homogeneity of final concrete, ensure building quality, can effectively improve stirring efficiency moreover, ensure the promptness of feed.
Description
Technical Field
The invention relates to civil construction equipment, in particular to a concrete mixing system.
Background
Concrete is a commonly used building material, and the concrete is formed by stirring sand, cement, rubble and water, and concrete mixing is realized through the agitator, and current concrete agitator has following defect: in the concrete mixing process, concrete near a mixing paddle of the mixer can be fully mixed, but concrete far away from the mixing paddle cannot be fully mixed, and particularly, the concrete near the side wall of a container of the mixer often has a deposition phenomenon, so that the quality of the concrete is seriously influenced; in addition, the existing stirrer directly pours sand, cement and gravel into a stirring container, and then adds water to stir, and in this way, the sand, gravel and cement are originally separated, so that the stirring time is long, and the efficiency is low.
Therefore, in order to solve the above technical problems, it is necessary to provide a new stirring device.
Disclosure of Invention
In view of the above, an object of the present invention is to provide a concrete mixing system, which can sufficiently mix concrete in a mixing container, and has no mixing dead angle in the mixing process, so as to effectively ensure the uniformity of the final concrete, ensure the building quality, effectively improve the mixing efficiency, and ensure the timeliness of feeding.
The invention provides a concrete mixing system, which comprises a front-stage mixing device and a rear-stage mixing device, wherein the front-stage mixing device is connected with the rear-stage mixing device;
the rear-stage stirring device comprises a rear-stage stirring drum, a central stirrer, a first planetary stirrer, a second planetary stirrer and a rear-stage driving mechanism;
the central stirrer and the rear-stage stirring drum are coaxially arranged, the central stirrer, the first planetary stirrer and the second planetary stirrer are arranged in parallel and are all connected with a rear-stage driving mechanism, the rear-stage driving mechanism drives the central stirrer to rotate around the axis of the rear-stage stirring drum, and the rear-stage driving mechanism also drives the first planetary stirrer to revolve around the axis of the rear-stage stirring drum and rotate around the rotation axis of the rear-stage stirring drum;
the structure of the first planetary stirrer is the same as that of the central stirrer, the central stirrer comprises a rotating shaft and a spiral stirring blade arranged at the middle lower part of the rotating shaft, the spiral stirring blade comprises a first spiral sheet and a second spiral sheet, the spiral radius of the first spiral sheet is larger than that of the second spiral sheet, and the first spiral sheet and the second spiral sheet are alternately arranged along the axial direction of the rotating shaft;
the second planetary stirrer comprises a planetary stirring shaft and a stirring plate, the stirring plate is fixedly arranged on the planetary stirring shaft, and the second planetary stirrer is fixedly arranged on the rear-stage driving mechanism;
the preceding-stage stirring device comprises a preceding-stage stirring cylinder, a preceding-stage stirring shaft and a preceding-stage driving device;
the upper end of the preceding-stage stirring shaft extends into the preceding-stage stirring cylinder from the bottom of the preceding-stage stirring cylinder, the preceding-stage stirring shaft and the preceding-stage stirring shaft are coaxially arranged with the preceding-stage stirring cylinder, a part of the preceding-stage stirring shaft extending into the preceding-stage stirring cylinder is fixedly provided with a preceding-stage stirring paddle, the lower end of the preceding-stage stirring shaft is in transmission connection with a preceding-stage driving device, a barrel opening of the preceding-stage stirring cylinder is provided with a feeding hopper, a feeding vibrating screen for screening the particle size of crushed stone is arranged above the feeding hopper, the area of a sieve mesh area of the feeding vibrating screen is smaller than the area of a feed inlet of the feeding hopper, and the overall size of the feeding vibrating;
the pre-stage mixing drum is characterized in that an outlet is formed in the bottom of the pre-stage mixing drum, a discharging drum is fixedly arranged outside the outlet, a feeding hose is fixedly sleeved outside the lower end of the discharging drum, and the outlet end of the feeding hose is detachably arranged in the post-stage mixing drum.
Further, the rear-stage driving mechanism comprises a planetary gear assembly, a driving motor, a speed reducer and a planet carrier;
the planetary gear assembly comprises a gear ring, a sun gear and three planet gears, the sun gear and the gear ring are coaxially arranged, the three planet gears are uniformly arranged along the circumferential direction of the sun gear, and the three planet gears are all meshed with the sun gear and the gear ring;
the power output end of the driving motor is in transmission connection with the power output end of the speed reducer, the power output end of the speed reducer is in transmission connection with a gear shaft of the sun gear, the upper end of a rotating shaft of the first planetary stirrer penetrates through the planet carrier and is in transmission connection with one of the three planet gears, and the rotating shaft of the first planetary stirrer is in rotating fit with the planet carrier; the upper end of the rotating shaft of the central stirrer penetrates through the planet carrier and is in coaxial transmission connection with the sun gear, the rotating shaft of the central stirrer is fixedly matched with the planet carrier, and the upper end of the planetary stirring shaft of the second planetary stirrer is fixedly arranged on the planet carrier.
Furthermore, the planet carrier comprises a shaft sleeve and three beams, the shaft sleeve is fixedly sleeved on a rotating shaft of the central stirrer, one ends of the three beams are fixedly connected with the outer side wall of the shaft sleeve, the extending directions of the central lines of the three beams in the length direction are compared with the axial line of the shaft sleeve, and the three beams are uniformly arranged around the circumferential direction of the shaft sleeve;
the other end of the three beams is fixedly provided with a support column, the support column is perpendicular to the beams, and the lower end of the support column is in running fit with the rear-stage mixing drum.
Furthermore, the upper end outer side wall of the rear-stage mixing drum sinks along the axial direction of the rear-stage mixing drum to form a shoulder, a thrust bearing is fixedly arranged on the shoulder, a lower shaft ring of the thrust bearing is fixedly connected with the shoulder, and the upper surface of an upper shaft ring of the thrust bearing is fixedly connected with the support column.
Further, one of the three crossbeams is provided with the shaft hole, and the axis of rotation of first planet agitator passes the shaft hole, is provided with rolling bearing between the axis of rotation of first planet agitator and the shaft hole, is provided with the layer board at the lower fixed surface that is provided with the crossbeam in shaft hole, the layer board is provided with the via hole that the axis of rotation that is used for first planet agitator passed, the aperture of via hole is less than the aperture in shaft hole.
Furthermore, the stirring plate of the second planetary stirrer is of an arc-shaped plate structure, and an included angle is formed between the length direction of the stirring plate and the axis of the planetary stirring shaft.
Further, a discharge hole is formed in the bottom of the rear-stage mixing drum.
Further, the coaxial toper boss that is provided with in bottom of preceding stage churn, the bottom of toper boss is provided with the annular heavy groove with preceding stage churn bottom combination department, preceding stage (mixing) shaft overcoat has conical fender material lid, keep off the material lid and be located the top of toper boss and form fit with the toper boss, keep off the skirt portion of material lid down along embedding to heavy inslot.
Further, preceding stage actuating mechanism includes preceding stage driving motor and preceding stage reduction gear, preceding stage driving motor is connected with the power input end transmission of preceding stage reduction gear, and the power take off end of preceding stage reduction gear is connected with the lower extreme transmission of preceding stage axis of rotation.
The invention has the beneficial effects that: according to the invention, the first planetary stirrer rotates and revolves around the axis of the mixing drum, and the mixing effect of the central stirrer is combined, so that the concrete in the whole mixing drum can be fully mixed, the structures of the spiral mixing blades of the first planetary stirrer and the central stirrer can not only push the transverse mixing of the concrete, but also realize the longitudinal mixing of the concrete, and the effect of the second planetary stirrer can fully push the movement of the concrete in the mixing drum, so that the whole mixing drum does not have a mixing dead angle, thereby effectively improving the mixing performance of the whole mixing device, effectively ensuring the uniformity of the concrete, and providing guarantee for the material quantity of the concrete for building construction; moreover, the sand, the cement and the broken stones are subjected to dry stirring in advance in the front-stage stirring device, and then the materials subjected to dry stirring are sent into the rear-stage stirring device to be stirred with water, so that the stirring efficiency of the concrete can be effectively improved, and the timeliness of feeding is ensured.
Drawings
The invention is further described below with reference to the following figures and examples:
FIG. 1 is a schematic structural diagram of a rear-stage stirring device of the present invention.
Fig. 2 is a schematic view of the planetary gear assembly of the present invention.
Fig. 3 is a schematic top view of the planetary carrier of the present invention.
FIG. 4 is a schematic view of the structure of the stirring plate of the second planetary stirrer.
FIG. 5 is a schematic structural diagram of a rear-stage stirring device of the present invention.
Fig. 6 is an enlarged view of a portion a in fig. 5.
Detailed Description
The invention is described in further detail below with reference to the drawings, in which:
the invention provides a concrete mixing system, which comprises a front-stage mixing device and a rear-stage mixing device, wherein the front-stage mixing device is connected with the rear-stage mixing device;
the rear-stage stirring device comprises a rear-stage stirring cylinder 1, a central stirrer, a first planetary stirrer, a second planetary stirrer and a rear-stage driving mechanism;
the central stirrer is coaxially arranged with the rear-stage mixing drum 1, the central stirrer, the first planetary stirrer and the second planetary stirrer are arranged in parallel and are all connected with a rear-stage driving mechanism, the rear-stage driving mechanism drives the central stirrer to rotate around the axis of the rear-stage mixing drum 1, and the rear-stage driving mechanism also drives the first planetary stirrer to revolve around the axis of the rear-stage mixing drum 1 and rotate around the rotation axis of the rear-stage mixing drum;
the first planetary stirrer and the central stirrer have the same structure, the central stirrer comprises a rotating shaft 16 and a spiral stirring blade arranged at the middle lower part of the rotating shaft, the spiral stirring blade comprises a first spiral blade 41 and a second spiral blade 42, the spiral radius of the first spiral blade 41 is greater than that of the second spiral blade 42, and the first spiral blade and the second spiral blade are alternately arranged along the axial direction of the rotating shaft; a rotating shaft 16 of the central stirrer is coaxially arranged with the rear-stage stirring cylinder 1;
the second planetary stirrer comprises a planetary stirring shaft 17 and a stirring plate 2, the stirring plate 17 is fixedly arranged on the planetary stirring shaft 17, and the second planetary stirrer is fixedly arranged on the rear-stage driving mechanism;
the preceding-stage stirring device comprises a preceding-stage stirring cylinder 23, a preceding-stage stirring shaft 29 and a preceding-stage driving device;
the upper end of the preceding stage stirring shaft 29 extends into the preceding stage stirring cylinder 29 from the bottom of the preceding stage stirring cylinder 23, the preceding stage stirring shaft 29 and the preceding stage stirring cylinder 23 are coaxially arranged, a part of the preceding stage stirring shaft 29 extending into the preceding stage stirring cylinder 23 is fixedly provided with a preceding stage stirring paddle 24, the lower end of the preceding stage stirring shaft 29 is in transmission connection with a preceding stage driving device, a cylinder opening of the preceding stage stirring cylinder 23 is provided with a feeding hopper 22, a feeding vibrating screen 20 for screening the particle size of crushed stone is arranged above the feeding hopper 22, the area of a screen hole area 21 of the feeding vibrating screen 20 is smaller than the area of a feed port of the feeding hopper 22, and the whole size of the feeding vibrating screen 20 is larger than the size of the feed port of the feeding hopper 21; in this way, the crushed stones meeting the diameter requirement of the crushed stones directly enter the feeding hopper, the unqualified crushed stones are screened out and fall into the outer side of the feeding hopper, and the unqualified crushed stones can be contained in an external container; the feeding vibrating screen is the existing equipment, and is generally provided with a support frame, a vibration driving mechanism and the like, and can be purchased directly, and the detailed description is omitted;
an outlet 25 is arranged at the bottom of the preceding-stage mixing drum 23, a discharge drum 33 is fixedly arranged outside the outlet 25, a feeding hose 26 is fixedly sleeved outside the lower end of the discharge drum 33, and the outlet end of the feeding hose 26 is detachably arranged in the rear-stage mixing drum; the feeding hose can be detachably fixed by the existing clamping equipment, such as a hoop and the like, which are not described herein; the front-stage driving mechanism comprises a front-stage driving motor 27 and a front-stage speed reducer 28, wherein the front-stage driving motor 27 is in transmission connection with a power input end of the front-stage speed reducer 28, a power output end of the front-stage speed reducer 28 is in transmission connection with the lower end of a front-stage rotating shaft, and the transmission connection can be realized through a coupling; through the structure, the concrete in the whole mixing drum can be fully mixed by the rotation of the first planetary stirrer and the structure revolving around the axis of the mixing drum in combination with the stirring effect of the central stirrer, the structures of the spiral stirring blades of the first planetary stirrer and the central stirrer can not only promote the transverse stirring of the concrete, but also realize the longitudinal stirring of the concrete, and the effect of the second planetary stirrer can fully promote the movement of the concrete in the mixing drum, so that the whole mixing drum does not have stirring dead angles, thereby effectively improving the stirring performance of the whole stirring device, effectively ensuring the uniformity of the concrete, and providing guarantee for the material quantity of the concrete for building construction; moreover, the sand, the cement and the broken stones are subjected to dry stirring in advance in the front-stage stirring device, and then the materials subjected to dry stirring are sent into the rear-stage stirring device to be stirred with water, so that the stirring efficiency of the concrete can be effectively improved, and the timeliness of feeding is ensured.
In this embodiment, the rear stage driving mechanism includes a planetary gear assembly 12, a driving motor 13, a reducer 14, and a planet carrier;
the planetary gear assembly comprises a gear ring 121, a sun gear 123 and three planet gears 122, the sun gear 123 and the gear ring 121 are coaxially arranged, the three planet gears 122 are uniformly arranged along the circumferential direction of the sun gear 123, and the three planet gears 122 are all meshed with the sun gear 123 and the gear ring 121;
the power output end of the driving motor 13 is in transmission connection with the power output end of the speed reducer 14, the power output end of the speed reducer 14 is in transmission connection with a gear shaft of the sun gear 123, the upper end of a rotating shaft 19 of the first planetary stirrer penetrates through the planet carrier and is in transmission connection with one of the three planet gears 122, and the rotating shaft 19 of the first planetary stirrer is in rotating fit with the planet carrier; the planet carrier is passed and is connected with sun gear coaxial drive in the upper end of the axis of rotation 16 of central agitator, and the axis of rotation 16 and the planet carrier fixed coordination of central agitator, the fixed setting in planet carrier in planet (mixing) shaft 17's of second planet agitator upper end, the (mixing) shaft of second planet agitator and the axis of rotation of first planet agitator are located different crossbeams.
The planet carrier comprises a shaft sleeve 15 and three beams 8, the shaft sleeve 15 is fixedly sleeved on a rotating shaft 16 of the central stirrer, one ends of the three beams 8 are fixedly connected with the outer side wall of the shaft sleeve 15, the extending directions of the central lines of the three beams 8 in the length direction are opposite to the axis of the shaft sleeve 15, and the three beams 8 are uniformly arranged around the circumference direction of the shaft sleeve 15;
the other ends of the three beams 8 are fixedly provided with support columns 7, the support columns 7 are perpendicular to the beams 8, and the lower ends of the support columns 7 are in running fit with the rear-stage mixing drum 1; through above-mentioned structure, on the one hand can ensure that the central agitator rotates around the axis of back level churn, and on the other hand can also effectively drive first planet agitator rotation and revolve around the axis of rotation of central agitator to can guarantee the stirring sufficiency of concrete, certainly, first planet agitator and second planet agitator set up on the crossbeam of difference, thereby can avoid two planet agitators to take place the operation conflict.
In this embodiment, the outer side wall of the upper end of the rear-stage mixing drum 1 sinks along the axial direction of the rear-stage mixing drum 1 to form a shoulder 5, a thrust bearing 6 is fixedly arranged on the shoulder 5, a lower shaft ring of the thrust bearing 6 is fixedly connected with the shoulder, and the upper surface of an upper shaft ring of the thrust bearing 6 is fixedly connected with a support column 7; through the structure, a stress supporting point can be provided for the planet carrier, so that the whole rear-stage driving mechanism can normally operate.
In this embodiment, one of the three beams 8 is provided with a shaft hole 18, a rotating shaft 19 of the first planetary stirrer penetrates through the shaft hole 18, a rotating bearing 10 is arranged between the rotating shaft 19 of the first planetary stirrer and the shaft hole 18, a supporting plate 9 is fixedly arranged on the lower surface of the beam 8 provided with the shaft hole 18, the supporting plate 9 is provided with a through hole 11 for the rotating shaft 19 of the first planetary stirrer to penetrate through, and the aperture of the through hole 11 is smaller than that of the shaft hole 18.
In this embodiment, the stirring plate 2 of the second planetary stirrer is an arc-shaped plate structure, and the length direction of the stirring plate 2 has an included angle with the axis of the planetary stirring shaft 17, wherein one side of the stirring plate 2 is fixedly connected with the stirring shaft of the second planetary stirrer, the other opposite side of the stirring plate affects the inner side wall of the rear-stage stirring cylinder and has a certain gap with the inner side wall of the rear-stage stirring cylinder, the gap is not too large, so as to prevent the concrete from being insufficiently stirred, and the gap is not too small, so as to prevent the occurrence of the clamping phenomenon due to the influence of the broken stone, the clamping phenomenon due to the cement and the like, generally, the gap is slightly smaller than the diameter of the broken stone required in the concrete, and the stirring plates of the second planetary stirrer are arranged at equal intervals along the axis of the stirring shaft, the direction of the concave arc surface of the stirring plate faces the rotation direction of the planet carrier, and by this structure, on, can reduce the rotation resistance to a certain extent, on the other hand, can ensure that the concrete is by intensive mixing, avoid the appearance at stirring dead angle.
In this embodiment, a discharge port 3 is arranged at the bottom of the rear-stage mixing drum 1; the coagulating after the full stirring is conveniently discharged.
In this embodiment, the coaxial toper boss 30 that is provided with in bottom of preceding stage churn 23, the bottom of toper boss 30 is provided with annular heavy groove 31 with preceding stage churn 23 bottom junction, preceding stage (mixing) shaft 29 overcoat has conical fender material lid 32, keep off material lid 32 and be located conical boss's top and with conical boss 32 conformal cooperation, keep off material lid 32 skirt down along imbedding in heavy groove 31, through this kind of structure, can prevent effectively that sand, cement and rubble from entering into the clearance between preceding stage (mixing) shaft and the preceding stage churn to ensure that preceding stage agitating unit can steady operation.
Except the feeding hose, the fixing is carried out in a welding mode, the structural strength can be guaranteed, and the upper part and the lower part of the fixing are referred to the upper part and the lower part of the drawing.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (6)
1. A concrete mixing system, characterized by: comprises a front-stage stirring device and a rear-stage stirring device;
the rear-stage stirring device comprises a rear-stage stirring drum, a central stirrer, a first planetary stirrer, a second planetary stirrer and a rear-stage driving mechanism;
the central stirrer and the rear-stage stirring drum are coaxially arranged, the central stirrer, the first planetary stirrer and the second planetary stirrer are arranged in parallel and are all connected with a rear-stage driving mechanism, the rear-stage driving mechanism drives the central stirrer to rotate around the axis of the rear-stage stirring drum, and the rear-stage driving mechanism also drives the first planetary stirrer to revolve around the axis of the rear-stage stirring drum and rotate around the rotation axis of the rear-stage stirring drum;
the structure of the first planetary stirrer is the same as that of the central stirrer, the central stirrer comprises a rotating shaft and a spiral stirring blade arranged at the middle lower part of the rotating shaft, the spiral stirring blade comprises a first spiral sheet and a second spiral sheet, the spiral radius of the first spiral sheet is larger than that of the second spiral sheet, and the first spiral sheet and the second spiral sheet are alternately arranged along the axial direction of the rotating shaft;
the second planetary stirrer comprises a planetary stirring shaft and a stirring plate, the stirring plate is fixedly arranged on the planetary stirring shaft, and the second planetary stirrer is fixedly arranged on the rear-stage driving mechanism; the stirring plate of the second planetary stirrer is of an arc-shaped plate structure, and the length direction of the stirring plate and the axis of the planetary stirring shaft form an included angle;
the preceding-stage stirring device comprises a preceding-stage stirring cylinder, a preceding-stage stirring shaft and a preceding-stage driving device;
the upper end of the preceding-stage stirring shaft extends into the preceding-stage stirring cylinder from the bottom of the preceding-stage stirring cylinder, the preceding-stage stirring shaft and the preceding-stage stirring shaft are coaxially arranged with the preceding-stage stirring cylinder, a part of the preceding-stage stirring shaft extending into the preceding-stage stirring cylinder is fixedly provided with a preceding-stage stirring paddle, the lower end of the preceding-stage stirring shaft is in transmission connection with a preceding-stage driving device, a barrel opening of the preceding-stage stirring cylinder is provided with a feeding hopper, a feeding vibrating screen for screening the particle size of crushed stone is arranged above the feeding hopper, the area of a sieve mesh area of the feeding vibrating screen is smaller than the area of a feed inlet of the feeding hopper, and the overall size of the feeding vibrating;
an outlet is formed in the bottom of the preceding-stage mixing drum, a discharging drum is fixedly arranged outside the outlet, a feeding hose is fixedly sleeved outside the lower end of the discharging drum, and the outlet end of the feeding hose is detachably arranged in the subsequent-stage mixing drum;
the rear-stage driving mechanism comprises a planetary gear assembly, a driving motor, a speed reducer and a planet carrier;
the planetary gear assembly comprises a gear ring, a sun gear and three planet gears, the sun gear and the gear ring are coaxially arranged, the three planet gears are uniformly arranged along the circumferential direction of the sun gear, and the three planet gears are all meshed with the sun gear and the gear ring;
the power output end of the driving motor is in transmission connection with the power output end of the speed reducer, the power output end of the speed reducer is in transmission connection with a gear shaft of the sun gear, the upper end of a rotating shaft of the first planetary stirrer penetrates through the planet carrier and is in transmission connection with one of the three planet gears, and the rotating shaft of the first planetary stirrer is in rotating fit with the planet carrier; the upper end of a rotating shaft of the central stirrer penetrates through the planet carrier and is in coaxial transmission connection with the sun gear, the rotating shaft of the central stirrer is fixedly matched with the planet carrier, and the upper end of a planetary stirring shaft of the second planetary stirrer is fixedly arranged on the planet carrier;
the planet carrier comprises a shaft sleeve and three cross beams, the shaft sleeve is fixedly sleeved on a rotating shaft of the central stirrer, one ends of the three cross beams are fixedly connected with the outer side wall of the shaft sleeve, the extending direction of the central line of the three cross beams in the length direction is relative to the axis of the shaft sleeve, and the three cross beams are uniformly arranged around the circumference direction of the shaft sleeve;
the other end of the three beams is fixedly provided with a support column, the support column is perpendicular to the beams, and the lower end of the support column is in running fit with the rear-stage mixing drum.
2. The concrete mixing system of claim 1, wherein: the outer side wall of the upper end of the rear-stage mixing drum sinks along the axial direction of the rear-stage mixing drum to form a shoulder, a thrust bearing is fixedly arranged on the shoulder, a lower shaft ring of the thrust bearing is fixedly connected with the shoulder, and the upper surface of an upper shaft ring of the thrust bearing is fixedly connected with the support column.
3. The concrete mixing system of claim 2, wherein: one of the three crossbeams is provided with the shaft hole, and the axis of rotation of first planet agitator passes the shaft hole, is provided with rolling bearing between the axis of rotation of first planet agitator and the shaft hole, is provided with the layer board at the lower fixed surface who is provided with the crossbeam in shaft hole, the layer board is provided with the via hole that the axis of rotation that is used for first planet agitator passed, the aperture of via hole is less than the aperture in shaft hole.
4. The concrete mixing system of claim 1, wherein: and a discharge hole is formed in the bottom of the rear-stage mixing drum.
5. The concrete mixing system of claim 1, wherein: the coaxial toper boss that is provided with in bottom of preceding stage churn, the bottom of toper boss is provided with the annular heavy groove with preceding stage churn bottom combination department, preceding stage (mixing) shaft overcoat has conical fender material lid, keep off the material lid be located the top of toper boss and with the conformal cooperation of toper boss, keep off the skirt portion of material lid down along imbedding in the heavy groove.
6. The concrete mixing system of claim 1, wherein: the preceding stage drive mechanism includes preceding stage driving motor and preceding stage reduction gear, preceding stage driving motor is connected with the power input end transmission of preceding stage reduction gear, and the power take off end of preceding stage reduction gear is connected with the lower extreme transmission of preceding stage axis of rotation.
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| CN201810476043.5A CN108582487B (en) | 2018-05-17 | 2018-05-17 | Concrete mixing system |
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| CN201810476043.5A CN108582487B (en) | 2018-05-17 | 2018-05-17 | Concrete mixing system |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU442936A1 (en) * | 1973-02-08 | 1974-09-15 | Центральный научно-исследовательский и проектный институт типового и экспериментального проектирования жилища | Mixer |
| DE20112688U1 (en) * | 2001-07-31 | 2001-10-04 | Melchior Martin Theodor | Mixing device for mixing powdery substances |
| DE102011006636A1 (en) * | 2011-04-01 | 2012-10-04 | Harald Kniele | Pug mill mixer i.e. concrete mixer, for use in construction site for mixing liquid, powdery and/or granular components, has vibrating device coupled to shaft and actuated to simulate shaft for enabling vibration movements |
| CN205416026U (en) * | 2016-03-09 | 2016-08-03 | 天津市禹杰宏业混凝土有限公司 | Automatic change concrete proportioning machine |
| CN106346606A (en) * | 2016-10-14 | 2017-01-25 | 广西大学 | Constructional engineering concrete mixer |
| CN205997168U (en) * | 2016-08-18 | 2017-03-08 | 刘紫红 | A kind of construction mortar-mixing plant being easy to clean |
| CN106738338A (en) * | 2017-01-22 | 2017-05-31 | 长安大学 | A kind of reducing variable-pitch propeller upright planetary agitator |
| CN107866180A (en) * | 2017-11-23 | 2018-04-03 | 江门市新会银洲湖纸业基地投资有限公司 | A kind of special mixing apparatus of construction |
-
2018
- 2018-05-17 CN CN201810476043.5A patent/CN108582487B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU442936A1 (en) * | 1973-02-08 | 1974-09-15 | Центральный научно-исследовательский и проектный институт типового и экспериментального проектирования жилища | Mixer |
| DE20112688U1 (en) * | 2001-07-31 | 2001-10-04 | Melchior Martin Theodor | Mixing device for mixing powdery substances |
| DE102011006636A1 (en) * | 2011-04-01 | 2012-10-04 | Harald Kniele | Pug mill mixer i.e. concrete mixer, for use in construction site for mixing liquid, powdery and/or granular components, has vibrating device coupled to shaft and actuated to simulate shaft for enabling vibration movements |
| CN205416026U (en) * | 2016-03-09 | 2016-08-03 | 天津市禹杰宏业混凝土有限公司 | Automatic change concrete proportioning machine |
| CN205997168U (en) * | 2016-08-18 | 2017-03-08 | 刘紫红 | A kind of construction mortar-mixing plant being easy to clean |
| CN106346606A (en) * | 2016-10-14 | 2017-01-25 | 广西大学 | Constructional engineering concrete mixer |
| CN106738338A (en) * | 2017-01-22 | 2017-05-31 | 长安大学 | A kind of reducing variable-pitch propeller upright planetary agitator |
| CN107866180A (en) * | 2017-11-23 | 2018-04-03 | 江门市新会银洲湖纸业基地投资有限公司 | A kind of special mixing apparatus of construction |
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| CN108582487A (en) | 2018-09-28 |
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