CN110788994A - Concrete mixing main machine - Google Patents
Concrete mixing main machine Download PDFInfo
- Publication number
- CN110788994A CN110788994A CN201910984476.6A CN201910984476A CN110788994A CN 110788994 A CN110788994 A CN 110788994A CN 201910984476 A CN201910984476 A CN 201910984476A CN 110788994 A CN110788994 A CN 110788994A
- Authority
- CN
- China
- Prior art keywords
- stirring
- concrete
- carousel
- machine body
- organism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- B28C5/14—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 horizontal or substantially horizontal axis
- B28C5/146—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 horizontal or substantially horizontal axis with several stirrers with parallel shafts in one container
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
- B28C5/0806—Details; Accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
- B28C5/0806—Details; Accessories
- B28C5/0831—Drives or drive systems, e.g. toothed racks, winches
Abstract
The invention relates to a concrete stirring main machine which comprises a machine body, wherein a discharge hole is formed in the bottom of the machine body, the side wall of the machine body is hermetically and rotatably connected with a rotary table, one side of the rotary table, which is far away from an inner cavity of the machine body, is communicated with the outside, the rotary table is rotatably connected with at least two stirring shafts provided with stirring paddles, and the rotary table is driven by a driving mechanism to rotate around the axis of the rotary table. Through the setting, the carousel passes through actuating mechanism effect around its axis rotation to make the (mixing) shaft follow the carousel axis and have enough to meet the need in the rotation, thereby improved the stirring scope of stirring rake, and can press close to the discharge gate position when the stirring rake is followed the carousel and is had enough to meet the need, reduced the stirring dead angle in the organism, improved the stirring quality of concrete. And the track of the stirring paddle is more complicated and disordered under the coordination of rotation and turnover, so that the efficiency of stirring concrete is improved, and the concrete is stirred more quickly and uniformly.
Description
Technical Field
The invention relates to the technical field of concrete production equipment, in particular to a concrete mixer.
Background
The existing double-horizontal-shaft concrete mixer is widely applied to the field of concrete mixing, comprises two mixing shafts horizontally arranged in a machine body, and is provided with a mixing paddle, belongs to forced mixing and can well solve the phenomenon of aggregate aggregation of cement, so that the mixing quality is good and the efficiency is high.
However, in the process of stirring, because the movement tracks of the stirring paddles of the two stirring shafts are two independent circumferences, a stirring blind area can be formed at the discharge port below the machine body by the two stirring paddles, the concrete in the area of the discharge port cannot be stirred, the condition that the concrete mixture at the discharge port cannot fully participate in stirring exists, the quality of the concrete is reduced, or the concrete can be stirred for the standard within a longer time, the production efficiency is reduced, and therefore, an improvement space exists.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a concrete stirring main machine which has the effects of enabling concrete mixture at a material port to participate in stirring and improving the stirring efficiency.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a concrete mixing host computer, includes the organism, the discharge gate has been seted up to the organism in its bottom, the sealed rotation of organism lateral wall is connected with the carousel, the carousel is kept away from one side and the external world intercommunication of the inner chamber of organism, the carousel rotates and is connected with two at least (mixing) shafts of installing the stirring rake, the carousel passes through actuating mechanism drive and winds its axis rotation.
Through the setting, the side of organism is rotated and is connected with the carousel that ann changes and is used for installing the (mixing) shaft to the lateral wall and the external intercommunication that the organism was link up to one side of the inner chamber that the organism was kept away from to the carousel, the carousel is connected with the sealed rotation of organism through parts such as current sealed bearing, wherein rotates on the carousel and is connected with two piece at least (mixing) shafts of installing the stirring rake, and the (mixing) shaft drives the stirring rake rotation under the effect of motor. Wherein the carousel passes through actuating mechanism effect around its axis rotation to make the (mixing) shaft follow the carousel axis and have enough to meet the need in the rotation, thereby improved the stirring scope of stirring rake, and can press close to the discharge gate position when the stirring rake is followed the carousel and has had enough to meet the need, reduced the stirring dead angle in the organism, improved the stirring quality of concrete. And the track of the stirring paddle is more complicated and disordered under the coordination of rotation and turnover, so that the efficiency of stirring concrete is improved, and the concrete is stirred more quickly and uniformly.
The invention is further provided that the driving mechanism comprises an outer gear ring which is coaxial with the turntable, the outer gear ring is fixed on one side of the turntable, which is far away from the inner cavity of the machine body, and the machine body is rotationally connected with a gear which is driven by a driving piece and is meshed with the outer gear ring.
Through the setting, one side of the inner cavity of the body is kept away from by the turntable is fixed with the outer gear ring which rotates coaxially with the turntable, the body rotates and is connected with the gear which is meshed with the outer gear ring, the diameter of the gear is smaller than that of the outer gear ring, and the gear is driven by conventional driving pieces such as a motor. Thereby the diameter of gear is less than outer ring gear and carries out the deceleration to motor speed, improves the moment when rotating the carousel, makes the carousel rotate more steadily smooth powerful, is favorable to evenly stirring the concrete.
The invention is further provided, and the axes of the stirring shafts are arranged in a staggered manner with the axes of the turnplate.
Through the setting, the axis of the stirring shaft arranged on the turntable is arranged in a staggered manner with the axis of the turntable, so that each stirring shaft is also rotated and circulated, the stirring range of each stirring paddle arranged on the stirring shaft is improved, the stirring dead angle in the machine body is reduced, and the stirring uniformity degree of concrete and the quality of concrete are improved.
The invention is further provided with two stirring shafts, and the axes of the two stirring shafts are symmetrically arranged relative to the axis of the turntable.
Through the setting, the quantity of the stirring shafts is set to be two, and the two stirring shafts are arranged at the positions where the two rotating shafts are symmetrically arranged relative to the axis of the rotating disc, so that the moments of the two rotating shafts are balanced when the rotating disc rotates, the rotating disc rotates more stably, and the damage of the motor, the abrasion of the gear and the outer gear ring and the like due to speed change are reduced.
The invention is further provided with the stirring paddles which are arranged on the peripheral surface of the stirring shaft and are arranged at equal intervals along the axial direction of the stirring shaft, and the stirring paddles on the same stirring shaft are arranged spirally.
Through the setting, thereby the epaxial stirring rake of stirring is installed in the outer peripheral face of (mixing) shaft and is extended along the axis direction of (mixing) shaft, thereby it is even to make the concrete atress of each position in the organism even to set up the equidistant stirring rake in same pivot, also is the even not sudden change of moment of torsion that bears on the (mixing) shaft, prolongs the life of (mixing) shaft. Set up to the heliciform with the epaxial stirring rake of stirring to the stirring rake promotes the concrete along the axis direction of (mixing) shaft when the (mixing) shaft rotates, makes the concrete take place the displacement in the organism, and along inside wall return motion when extrudeing the organism internal wall, thereby realizes that the concrete moves in the organism internal circulation, has further improved the even degree of concrete mixing and the quality of concrete.
The invention is further provided that the central angles of the adjacent stirring paddles on the same stirring shaft relative to the axis of the stirring shaft are the same.
Through the setting, set up the same centre of a circle contained angle that has between the adjacent stirring rake on the same root (mixing) shaft to make the (mixing) shaft at the even atress of rotation in-process stirring rake and stirring concrete, the even increase of moment of torsion that makes receive on the (mixing) shaft reduces stress concentration point, thereby has improved the life of pivot, and make the stirring rake at the uniform velocity promote the concrete and remove along the axis of (mixing) shaft, improve the mixed effect of concrete.
The invention is further provided with two stirring shafts, and the screw directions of the stirring paddles on the two stirring shafts are arranged oppositely.
Through the setting, the number of the stirring shafts is set to be two, and the directions of the stirring paddles of the two stirring shafts are opposite, so that the forced exchange between the two sides of the two stirring shafts and the concrete between the two stirring shafts is improved when the concrete is stirred in the machine body, and the stirring effect and the stirring efficiency of the concrete are improved.
The invention further provides that the machine body comprises a machine body and a machine cover detachably connected with the machine body, the turntable is rotatably connected to the side wall of the machine body, and the machine cover is provided with an observation window.
Through the setting, the organism includes fuselage and cover, is convenient for install equipment such as carousel, (mixing) shaft, and the carousel is installed and is convenient for install sealed bearing and improve sealed effect on complete fuselage, wherein has seted up observation window convenient to use person on the cover and has followed the condition in the observation window observation organism.
In conclusion, the invention has the following beneficial effects:
1. the stirring mechanism is arranged on the machine body, the machine body is provided with a rotating disc, and the stirring mechanism is rotatably connected with the rotating disc;
2. the stirring paddles arranged on the stirring shaft are arranged spirally, so that the stirring paddles push the concrete along the axial direction of the rotating shaft in the rotating process of the rotating shaft, the concrete is forced to move in the machine body, and the stirring effect and the stirring efficiency of the concrete are improved;
3. through setting up and keeping away from the outer ring gear of organism inner chamber one side fixed and drive outer ring gear pivoted gear with the carousel, the diameter that sets up the gear is less than the diameter of outer ring gear to reduce the rotational speed and improve the torque, make the rotation of carousel more stable and powerful, and then improved stirring effect and efficiency to the concrete.
Drawings
FIG. 1 is a schematic structural diagram of the present embodiment;
fig. 2 is a schematic view of the internal structure of the present embodiment.
Reference numerals: 1. a body; 11. a body; 12. a machine cover; 13. a discharge port; 14. a turntable; 15. an outer ring gear; 16. a gear; 17. a drive member; 18. an observation window; 2. a stirring shaft; 21. and (4) a stirring paddle.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 2, the concrete mixing main machine disclosed by the invention comprises a machine body 1, wherein the machine body 1 is hollow, the machine body 1 comprises a machine body 11 with an upper opening and a machine cover 12 detachably and hermetically connected with the upper side of the machine body 11, a feed inlet is formed in the top end of the machine cover 12, a rectangular discharge outlet 13 is formed in the center line of the bottom end of the machine body 11, an observation window 18 is formed in the side surface of the machine cover 12, and the observation window 18 is hinged with a sealing cover.
Wherein a lateral wall of fuselage 11 link up and install carousel 14, the axis of carousel 14 is parallel with the length direction of discharge gate 13, and carousel 14 rotates with fuselage 11 through conventional sealed bearing and is connected, and carousel 14 rotates towards one side of the inner chamber of organism 1 and is connected with two (mixing) shafts 2, and the axis of (mixing) shaft 2 is parallel and dislocation set with the axis of carousel 14, and the axis symmetry setting of two relative carousel 14 of pivot, and stirring rake 21 is installed to the outer peripheral face of (mixing) shaft 2. One side of the inner cavity of the machine body 1 far away from the turntable 14 is communicated with the external environment, one side of the inner cavity of the machine body 1 far away from the turntable 14 is fixedly provided with a motor, and the extending end of the motor penetrates through the turntable 14 and is in coaxial transmission with the stirring shaft 2 and drives the stirring shaft 2 to rotate through the motor.
Wherein, the side of carousel 14 keeping away from the inner chamber of organism 1 is fixed with outer ring gear 15 with the coaxial pivoted of carousel 14, and organism 1 rotates and is connected with the gear 16 with outer ring gear 15 meshing, and the diameter of gear 16 is less than the diameter of outer ring gear 15, and rack-mount has drive gear 16 pivoted driving piece 17, and driving piece 17 can adopt current motor to drive. The diameter of the gear 16 is smaller than that of the outer gear ring 15, so that speed reduction is formed between the driving piece 17 and the rotary table 14, the rotating speed of the rotary table 14 is reduced, the torque is larger, concrete can be uniformly and stably stirred conveniently, and the stirring effect of the concrete is improved.
Wherein the stirring rake 21 is installed along the axis direction of (mixing) shaft 2 equidistant, and a plurality of stirring rakes 21 on same root (mixing) shaft 2 are the heliciform and arrange, and the centre of a circle contained angle that uses the axis of (mixing) shaft 2 as the centre of a circle is the same between the stirring rake 21 on same root (mixing) shaft 2, and the centre of a circle contained angle chooses for use 30. The spiral directions of the stirring paddles 21 on the two stirring shafts 2 are arranged oppositely, so that when the stirring shafts 2 rotate, the concrete which forcibly pushes the machine body 1 moves along the axis direction of the stirring shafts 2, the exchange and the stirring between the concrete on two sides of the two stirring shafts 2 and the concrete between the two stirring shafts 2 are improved, and the stirring effect and the efficiency of the concrete are improved in a forced stirring mode.
The implementation principle of the embodiment is as follows:
when the concrete mixing main machine is used for mixing concrete raw materials, the concrete raw materials are poured into the machine body 1 from a feeding hole above the machine body 1, the driving piece 17 is started to drive the gear 16 to rotate so as to drive the disc to rotate, and the motor driving the mixing shaft 2 to rotate is started to drive the mixing shaft 2 to rotate. Therefore, the stirring shaft 2 and the stirring paddle 21 rotate and rotate around the axis of the disc, the stirring area of the stirring paddle 21 is improved, the stirring dead angle in the machine body 1 is reduced, and the stirring effect and the stirring efficiency of concrete are improved.
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 (8)
1. The utility model provides a concrete mixing host computer, includes organism (1), discharge gate (13), characterized by have been seted up in its bottom in organism (1): organism (1) lateral wall sealed rotation is connected with carousel (14), carousel (14) are kept away from one side and the external world intercommunication of the inner chamber of organism (1), carousel (14) rotate and are connected with at least two (mixing) shafts (2) of installing stirring rake (21), carousel (14) are through actuating mechanism drive around its axis rotation.
2. A concrete mixer as claimed in claim 1, wherein: the driving mechanism comprises an outer gear ring (15) coaxially arranged with the rotary table (14), the outer gear ring (15) is fixed on one side, away from the inner cavity of the machine body (1), of the rotary table (14), and the machine body (1) is rotatably connected with a gear (16) which is driven by a driving piece (17) and is meshed with the outer gear ring (15).
3. A concrete mixer as claimed in claim 1, wherein: the axial line of each stirring shaft (2) is arranged in a staggered way with the axial line of the rotating disc (14).
4. A concrete mixer as claimed in claim 1, wherein: the number of the stirring shafts (2) is two, and the axes of the two stirring shafts (2) are symmetrically arranged relative to the axis of the rotating disc (14).
5. A concrete mixer as claimed in claim 1, wherein: the stirring paddles (21) are arranged on the peripheral surface of the stirring shaft (2) and are arranged at equal intervals along the axial direction of the stirring shaft (2), and the stirring paddles (21) on the stirring shaft (2) are spirally arranged.
6. A concrete mixer as claimed in claim 5, wherein: the central angles of adjacent stirring paddles (21) on the same stirring shaft (2) relative to the axis of the stirring shaft (2) are the same.
7. The concrete mixer as claimed in claim 6, wherein: the number of the stirring shafts (2) is two, and the screw directions of the stirring paddles (21) on the two stirring shafts (2) are oppositely arranged.
8. A concrete mixer as claimed in claim 1, wherein: organism (1) including fuselage (11) and with fuselage (11) can dismantle cover (12) of connection, carousel (14) rotate connect in the lateral wall of fuselage (11), observation window (18) have been seted up in cover (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910984476.6A CN110788994A (en) | 2019-10-16 | 2019-10-16 | Concrete mixing main machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910984476.6A CN110788994A (en) | 2019-10-16 | 2019-10-16 | Concrete mixing main machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110788994A true CN110788994A (en) | 2020-02-14 |
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ID=69440324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910984476.6A Pending CN110788994A (en) | 2019-10-16 | 2019-10-16 | Concrete mixing main machine |
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| Country | Link |
|---|---|
| CN (1) | CN110788994A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202399393U (en) * | 2011-11-22 | 2012-08-29 | 山推楚天工程机械有限公司 | Double-helix stirring device |
| CN202893248U (en) * | 2012-09-29 | 2013-04-24 | 中科华核电技术研究院有限公司 | Dual-spiral stirring device |
| CN203089948U (en) * | 2013-02-04 | 2013-07-31 | 淄博隆泰工贸有限公司 | Sterilization pot with double-helical stirring device |
| CN203899485U (en) * | 2014-05-27 | 2014-10-29 | 广州市海森环境节能科技工程有限公司 | Double-screw stirring device with variable transmission ratio |
| CN204546767U (en) * | 2015-04-07 | 2015-08-12 | 长安大学 | A kind of Double-horizontal-shaft double helix agitating device |
| CN207769593U (en) * | 2017-12-20 | 2018-08-28 | 成都大漠石油技术有限公司 | A kind of double helix agitating device applied to petrochemical industry |
-
2019
- 2019-10-16 CN CN201910984476.6A patent/CN110788994A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202399393U (en) * | 2011-11-22 | 2012-08-29 | 山推楚天工程机械有限公司 | Double-helix stirring device |
| CN202893248U (en) * | 2012-09-29 | 2013-04-24 | 中科华核电技术研究院有限公司 | Dual-spiral stirring device |
| CN203089948U (en) * | 2013-02-04 | 2013-07-31 | 淄博隆泰工贸有限公司 | Sterilization pot with double-helical stirring device |
| CN203899485U (en) * | 2014-05-27 | 2014-10-29 | 广州市海森环境节能科技工程有限公司 | Double-screw stirring device with variable transmission ratio |
| CN204546767U (en) * | 2015-04-07 | 2015-08-12 | 长安大学 | A kind of Double-horizontal-shaft double helix agitating device |
| CN207769593U (en) * | 2017-12-20 | 2018-08-28 | 成都大漠石油技术有限公司 | A kind of double helix agitating device applied to petrochemical industry |
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Application publication date: 20200214 |
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| RJ01 | Rejection of invention patent application after publication |