CN105108901A - Concrete mixing device for building construction - Google Patents
Concrete mixing device for building construction Download PDFInfo
- Publication number
- CN105108901A CN105108901A CN201510418217.9A CN201510418217A CN105108901A CN 105108901 A CN105108901 A CN 105108901A CN 201510418217 A CN201510418217 A CN 201510418217A CN 105108901 A CN105108901 A CN 105108901A
- Authority
- CN
- China
- Prior art keywords
- shaft
- ring
- hollow stem
- mix plant
- undergauge section
- 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.)
- Pending
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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
- B28C5/0806—Details; Accessories
- B28C5/0818—Charging or discharging gates or chutes; Sealing means
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention discloses a concrete mixing device for building construction. The concrete mixing device comprises support legs (8) and a mixing tank (1), wherein a discharge port movable baffle (7) is arranged at the bottom of the mixing tank (1); the mixing tank (1) is fixed above the support legs (8); a transom (11) is arranged between the support legs (8); a mixing motor (9) and a speed reduction box (10) are arranged on the transom (11) and are in transmission connection; a hollow rod (2) is arranged in the center of the mixing tank (1); a mixing shaft (13) is arranged in the hollow rod (2); two groups of inner bearings (4) are arranged between the hollow rod (2) and the mixing shaft (13) up and down; the bottom of the mixing shaft (13) is in transmission connection with the speed reduction box (10); a diameter reducing section (16) is arranged at the top of the hollow rod (2). The top sealing effect of the mixing shaft is good, the bearings are not easy to damage, the maintenance period is longer, and the construction efficiency can be improved.
Description
Technical field
The invention belongs to building concrete apparatus field, be specifically related to a kind of concrete central mix plant of construction.
Background technology
Along with the development of building field technology, concrete consumption is increasing, in practice of construction process, use concrete central mix plant more and more.Concrete central mix plant cement, sandstone aggregate and water is mixed also mixing become the machinery of concrete mixture, its structure generally comprises agitator, stirring motor, reduction box, shaft, puddler and stirring vane, hollow stem is provided with in agitator center, shaft is through hollow stem, lower end connection for transmission system (stirring motor and deceleration), upper end connects puddler, stirring motor can drive puddler to rotate and realize stirring after rotating, in order to realize relative rotation, between shaft and hollow stem, be provided with upper and lower two groups of inner bearings.General hollow stem height is higher than agitator, can prevent mortar overflow from affecting the normal use of inner bearing like this, but because shaft top seal structure is not ideal enough, in fact mortar still easily enters inner bearing and affects it and normally uses, therefore the service life of inner bearing is shortened, concrete central mix plant also needs frequent maintenance, affects efficiency of construction.
Summary of the invention
Object of the present invention solves the problems of the technologies described above, and provide a kind of shaft top seal effective, bearing is not fragile, and maintenance period is longer, can improve the concrete central mix plant of the construction of efficiency of construction.
For realizing above-mentioned object, technical scheme of the present invention is:
A kind of concrete central mix plant of construction, comprise leg and agitator, discharging opening sideboard is provided with bottom described agitator, described agitator is fixed on above leg, crosspiece is provided with between described leg, described crosspiece is provided with stirring motor and reduction box, described stirring motor and reduction box are in transmission connection, described agitator center is provided with hollow stem, described hollow stem inside is provided with shaft, upper and lower two groups of inner bearings are provided with between described hollow stem and shaft, be in transmission connection with reduction box bottom described shaft, described hollow stem top is provided with undergauge section, step surface is provided with bottom described undergauge section, described shaft top is higher than hollow stem, annular cover body is provided with at described shaft top, described annular cover body lower surface is provided with back-up ring, described back-up ring is higher than step surface, outer bearing is provided with between described annular cover body and undergauge section, below described outer bearing, be provided with the endless member for stopping mortar, described endless member is connected with undergauge section, described annular cover body is fixedly connected with 2-8 root puddler, described puddler end is provided with stirring vane.
The above shaft top is also integrally formed with square block, is provided with and mates with square block size, for holding the draw-in groove of square block in described annular cover body.
The width of the above square block is greater than the external diameter of undergauge section.
Also sealing ring is provided with between the above undergauge section top and square block.
The above endless member is hairbrush ring or rubber ring.
The above back-up ring is embedded in bottom undergauge section.
The length of the above a pair puddler is not identical, and the height of described stirring vane is not identical.
Reinforcing ring is provided with bottom the outward flange of the above hollow stem.
The upper surface of the above reinforcing ring is cambered surface, and bottom is embedded in agitator bottom surface.
Compared with prior art, beneficial effect of the present invention is:
1, hollow stem top of the present invention is provided with undergauge section; annular cover body is provided with at shaft top; annular cover body will protect in hollow stem top; and on annular cover body lower surface, be provided with back-up ring; higher than step surface inside back-up ring; thus effectively the space existed because needing to relatively rotate between annular cover body and hollow stem is covered up, can prevent mortar from entering this space.In undergauge section, the position be positioned at below outer bearing is provided with the endless member for stopping mortar on the other hand, even if there is mortar to enter space, also can be stopped by endless member, prevents it from continuing up and affecting bearing.Therefore shaft top seal of the present invention is effective, and bearing is not fragile, and maintenance period is longer, can improve efficiency of construction.
2, the present invention is integrally formed with square block at shaft top, and being provided with in annular cover body and arranging draw-in groove is to allow shaft drive annular cover body to rotate better, simultaneously also in order to installation process is more convenient.
3, square block width of the present invention is greater than the external diameter of undergauge section on hollow stem, and such square block has barrier effect to mortar, can be formed have certain protection to inner bearing.The present invention arranges sealing ring between undergauge section top and square block, can further improve sealing.
4, reinforcing ring of the present invention plays reinforcement effect to hollow stem, and reducing mortar in whipping process affects its shock, and reinforcing ring upper surface is cambered surface, is the resistance in order to reduce during stirring, and its bottom surface embeds agitator bottom surface can make reinforcing ring setting more firm.
Accompanying drawing explanation
Fig. 1 is the structural representation of the concrete central mix plant of the embodiment of the present invention 1 construction;
Fig. 2 is the enlarged drawing at A place in Fig. 1;
Fig. 3 is the structural representation of the concrete central mix plant of the embodiment of the present invention 2 construction;
Fig. 4 is the enlarged drawing at B place in Fig. 3;
The cutaway view Amplified image of the annular cover body of Fig. 5 embodiment of the present invention 2;
Fig. 6 is the structural representation at the embodiment of the present invention 3 shaft top;
Fig. 7 is the structural representation of the concrete central mix plant of the embodiment of the present invention 4 construction.
Reference numeral:
1-agitator, 2-hollow stem, 3-annular cover body, 4-inner bearing, 5-puddler, 6-stirring vane, 7-discharging opening sideboard, 8-leg, 9-stirring motor, 10-reduction box, 11-crosspiece, 12-step surface, 13-shaft, 14-endless member, 15-back-up ring, 16-undergauge section, 17-outer bearing, 18-square block, 19-draw-in groove, 20-sealing ring, 21-reinforcing ring.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited to the scope that embodiment represents.
embodiment 1:
As shown in Figure 1-2, a kind of concrete central mix plant of construction, comprise leg 8 and agitator 1, openable discharging opening sideboard 7 is provided with bottom agitator 1, agitator 1 is fixed on above leg 8, crosspiece 11 is provided with between leg 8, crosspiece 11 is provided with stirring motor 9 and reduction box 10, stirring motor 9 and reduction box 10 are in transmission connection, agitator 1 center is provided with hollow stem 2, hollow stem 2 inside is provided with shaft 13, upper and lower two groups of inner bearings 4 are provided with between hollow stem 2 and shaft 13, be in transmission connection with reduction box 10 bottom shaft 13, hollow stem 2 top is provided with undergauge section 16, step surface 12 is provided with bottom undergauge section 16, shaft 13 top is higher than hollow stem 2, annular cover body 3 is provided with at shaft 13 top, annular cover body 3 lower surface is provided with back-up ring 15, back-up ring 15 is higher than step surface 12, outer bearing 17 is provided with between annular cover body 3 and undergauge section 16, below outer bearing 17, be provided with the endless member 14 for stopping mortar, endless member 14 is connected with undergauge section 16, and endless member 14 is hairbrush ring, annular cover body 3 is fixedly connected with a pair puddler 5, and puddler 5 end is provided with stirring vane 6, and the length of a pair puddler 5 is not identical, and the height of stirring vane 6 is not identical.
The operation principle of embodiment 1 is: when equipment runs, stirring motor 9 rotates rear drive puddler 5 and rotates realization stirring, upper and lower two groups of inner bearings 4 are provided with between shaft 13 and hollow stem 2, relative rotation can be realized, hollow stem 2 top has undergauge section 16, annular cover body 3 is provided with at shaft 13 top, hollow stem 2 top protects by annular cover body 3, and on annular cover body 3 lower surface, be provided with back-up ring 15, higher than step surface 12 inside back-up ring 15, thus effectively the space existed because needing to relatively rotate between annular cover body 3 and hollow stem 2 is covered up, can prevent mortar from entering this space, in undergauge section 16, the position be positioned at below outer bearing 17 is provided with the endless member 14 for stopping mortar on the other hand, even if there is mortar to enter space, also can be stopped by endless member 14, prevent it from continuing up and affecting bearing, therefore its shaft 13 top seal of this concrete central mix plant is effective, bearing is not fragile, maintenance period is longer, efficiency of construction can be improved.
embodiment 2:
As in Figure 3-5, a kind of concrete central mix plant of construction, comprise leg 8 and agitator 1, openable discharging opening sideboard 7 is provided with bottom agitator 1, agitator 1 is fixed on above leg 8, crosspiece 11 is provided with between leg 8, crosspiece 11 is provided with stirring motor 9 and reduction box 10, stirring motor 9 and reduction box 10 are in transmission connection, agitator 1 center is provided with hollow stem 2, hollow stem 2 inside is provided with shaft 13, upper and lower two groups of inner bearings 4 are provided with between hollow stem 2 and shaft 13, be in transmission connection with reduction box 10 bottom shaft 13, hollow stem 2 top is provided with undergauge section 16, step surface 12 is provided with bottom undergauge section 16, shaft 13 top is higher than hollow stem 2, annular cover body 3 is provided with at shaft 13 top, annular cover body 3 lower surface is provided with back-up ring 15, back-up ring 15 is higher than step surface 12, back-up ring 15 is embedded in bottom undergauge section 16, is provided with outer bearing 17 between annular cover body 3 and undergauge section 16, is provided with the endless member 14 for stopping mortar below outer bearing 17, endless member 14 is connected with undergauge section 16, and endless member 14 is hairbrush ring, annular cover body 3 is fixedly connected with a pair puddler 5, and puddler 5 end is provided with stirring vane 6, and the length of a pair puddler 5 is not identical, and the height of stirring vane 6 is not identical.Shaft 13 top is also integrally formed with square block 18, is provided with and mates with square block 18 size, for holding the draw-in groove 19 of square block 18 in annular cover body 3.
Be with the operation principle difference of embodiment 1: be integrally formed with square block 18 at shaft 13 top, be provided with and arrange draw-in groove 19 in annular cover body 3, shaft 13 can be allowed to drive annular cover body 3 to rotate better, installation process is more convenient simultaneously; Sealing is can further improve after embedding undergauge section 16 inside back-up ring 15.
embodiment 3:
As shown in Figure 6, the difference of the present embodiment structure and embodiment 2 is: the width of square block 18 is greater than the external diameter of undergauge section 16, is also provided with sealing ring 20 between undergauge section 16 top and square block 18.
Be with the operation principle difference of embodiment 2: square block 18 width is greater than the external diameter of undergauge section 16 on described hollow stem 2, such square block 18 pairs of mortars have barrier effect, can be formed have certain protection to inner bearing 4.Sealing ring 20 is set at undergauge section 16 top, can further improve sealing.
embodiment 4:
As shown in Figure 7, the difference of the present embodiment structure and embodiment 3 is: be provided with reinforcing ring 21 bottom the outward flange of hollow stem 2.The upper surface of reinforcing ring 21 is cambered surface, and bottom is embedded in agitator 1 bottom surface.
Be with the operation principle difference of embodiment 3: reinforcing ring 21 pairs of hollow stems 2 reinforcement effects, reduce mortar in whipping process to affect its shock, reinforcing ring 21 upper surface is cambered surface, be the resistance in order to reduce during stirring, it is more firm in order to make reinforcing ring 21 arrange that its bottom surface embeds the bottom surface of stirring bucket.
One as other embodiments converts, and shaft 13 and annular cover body 3 can also be the existing modes that other are fixedly connected with; The length of puddler 5 and quantity also can change according to actual conditions; The rubber ring that endless member 14 also can adopt surface crude.
Above-described embodiment, be only the specific case further described object of the present invention, technical scheme and beneficial effect, the present invention is not defined in this.All make within scope disclosed by the invention any amendment, equivalent replacement, improvement etc., be all included within protection scope of the present invention.
Claims (9)
1. the concrete central mix plant of a construction, comprise leg (8) and agitator (1), described agitator (1) bottom is provided with discharging opening sideboard (7), described agitator (1) is fixed on leg (8) top, crosspiece (11) is provided with between described leg (8), described crosspiece (11) is provided with stirring motor (9) and reduction box (10), described stirring motor (9) and reduction box (10) are in transmission connection, described agitator (1) center is provided with hollow stem (2), described hollow stem (2) inside is provided with shaft (13), upper and lower two groups of inner bearings (4) are provided with between described hollow stem (2) and shaft (13), described shaft (13) bottom is in transmission connection with reduction box (10), it is characterized in that: described hollow stem (2) top is provided with undergauge section (16), described undergauge section (16) bottom is provided with step surface (12), described shaft (13) top is higher than hollow stem (2), annular cover body (3) is provided with at described shaft (13) top, described annular cover body (3) lower surface is provided with back-up ring (15), described back-up ring (15) is higher than step surface (12), outer bearing (17) is provided with between described annular cover body (3) and undergauge section (16), be provided with the endless member (14) for stopping mortar in described outer bearing (17) below, described endless member (14) is connected with undergauge section (16), described annular cover body (3) is fixedly connected with 2-8 root puddler (5), and described puddler (5) end is provided with stirring vane (6).
2. the concrete central mix plant of a kind of construction according to claim 1, it is characterized in that: described shaft (13) top is also integrally formed with square block (18), be provided with in described annular cover body (3) and mate with square block (18) size, for holding the draw-in groove (19) of square block (18).
3. the concrete central mix plant of a kind of construction according to claim 2, is characterized in that: the width of described square block (18) is greater than the external diameter of undergauge section (16).
4. the concrete central mix plant of a kind of construction according to claim 3, is characterized in that: be also provided with sealing ring (20) between described undergauge section (16) top and square block (18).
5. the concrete central mix plant of a kind of construction according to claim 1, is characterized in that: described endless member (14) is hairbrush ring or rubber ring.
6. the concrete central mix plant of a kind of construction according to claim 1, is characterized in that: described back-up ring (15) is embedded in undergauge section (16) bottom.
7. the concrete central mix plant of a kind of construction according to claim 1, is characterized in that: the length of described a pair puddler (5) is not identical, and the height of described stirring vane (6) is not identical.
8. the concrete central mix plant of a kind of construction according to claim 1, is characterized in that: be provided with reinforcing ring (21) bottom the outward flange of described hollow stem (2).
9. the concrete central mix plant of a kind of construction according to claim 8, is characterized in that: the upper surface of described reinforcing ring (21) is cambered surface, and bottom is embedded in agitator (1) bottom surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510418217.9A CN105108901A (en) | 2015-07-16 | 2015-07-16 | Concrete mixing device for building construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510418217.9A CN105108901A (en) | 2015-07-16 | 2015-07-16 | Concrete mixing device for building construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105108901A true CN105108901A (en) | 2015-12-02 |
Family
ID=54657118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510418217.9A Pending CN105108901A (en) | 2015-07-16 | 2015-07-16 | Concrete mixing device for building construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105108901A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115431380A (en) * | 2022-08-29 | 2022-12-06 | 矿冶科技集团有限公司 | Method for manufacturing wet-pressed sintered ferrite |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87213396U (en) * | 1987-09-17 | 1988-05-11 | 清华大学 | Cement suspension mixer |
| EP0508962A1 (en) * | 1991-04-09 | 1992-10-14 | OFFICINE PICCINI S.p.A. | Reduction unit for mixing machines of the crown wheel type |
| US7354191B2 (en) * | 2004-01-02 | 2008-04-08 | Stone Construction Equipment, Inc | Mortar mixer and trunnion assembly |
| CN201330797Y (en) * | 2008-11-25 | 2009-10-21 | 三一重工股份有限公司 | Shaft sleeve, stirring transmission device and concrete mixer |
| CN101596746A (en) * | 2009-07-29 | 2009-12-09 | 成都市新筑路桥机械股份有限公司 | A kind of sealing structure of shaft end of horizontal concrete mixer |
| CN201544345U (en) * | 2009-10-22 | 2010-08-11 | 三一重工股份有限公司 | Shaft end sealing structure and concrete mixer with shaft end sealing structure |
| CN201745089U (en) * | 2010-05-27 | 2011-02-16 | 刘风光 | Novel sealing mechanism for stirring shaft of concrete pump |
| CN204869226U (en) * | 2015-07-16 | 2015-12-16 | 柳州铁道职业技术学院 | Concrete mixing device that construction was used |
-
2015
- 2015-07-16 CN CN201510418217.9A patent/CN105108901A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87213396U (en) * | 1987-09-17 | 1988-05-11 | 清华大学 | Cement suspension mixer |
| EP0508962A1 (en) * | 1991-04-09 | 1992-10-14 | OFFICINE PICCINI S.p.A. | Reduction unit for mixing machines of the crown wheel type |
| US7354191B2 (en) * | 2004-01-02 | 2008-04-08 | Stone Construction Equipment, Inc | Mortar mixer and trunnion assembly |
| CN201330797Y (en) * | 2008-11-25 | 2009-10-21 | 三一重工股份有限公司 | Shaft sleeve, stirring transmission device and concrete mixer |
| CN101596746A (en) * | 2009-07-29 | 2009-12-09 | 成都市新筑路桥机械股份有限公司 | A kind of sealing structure of shaft end of horizontal concrete mixer |
| CN201544345U (en) * | 2009-10-22 | 2010-08-11 | 三一重工股份有限公司 | Shaft end sealing structure and concrete mixer with shaft end sealing structure |
| CN201745089U (en) * | 2010-05-27 | 2011-02-16 | 刘风光 | Novel sealing mechanism for stirring shaft of concrete pump |
| CN204869226U (en) * | 2015-07-16 | 2015-12-16 | 柳州铁道职业技术学院 | Concrete mixing device that construction was used |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115431380A (en) * | 2022-08-29 | 2022-12-06 | 矿冶科技集团有限公司 | Method for manufacturing wet-pressed sintered ferrite |
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| C06 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20151202 |