CN102211357A - Concrete mixing truck as well as mixing drum and mixing drum blade structure thereof - Google Patents
Concrete mixing truck as well as mixing drum and mixing drum blade structure thereof Download PDFInfo
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- CN102211357A CN102211357A CN2011101410122A CN201110141012A CN102211357A CN 102211357 A CN102211357 A CN 102211357A CN 2011101410122 A CN2011101410122 A CN 2011101410122A CN 201110141012 A CN201110141012 A CN 201110141012A CN 102211357 A CN102211357 A CN 102211357A
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Abstract
The invention provides a mixing drum blade structure and mixing drum of a concrete mixing truck as well as the concrete mixing truck. The mixing drum blade structure comprises a first blade part which is connected to the inner wall of the mixing drum and a second blade part which is intersected with the first blade part. According to the mixing drum blade structure provided by the invention, the first blade part and the second blade part are intersected with each other, so that the strength of the whole mixing drum blade structure is enhanced, the mixing drum blade structure can better adapt to the concrete mixing, the mixing effect is optimized, the mixing becomes more uniform, and the segregation phenomenon is prevented from occurring in a mixing process. The mixing drum provided by the invention has the mixing drum blade structure, so that the mixing drum has the advantages of better abrasion resisting property, better flow-guiding effect, prolonged service life, more uniform mixing effect and increased feeding and discharging speeds. Besides, the concrete mixing truck which is provided with the mixing drum provided by the invention can be used for maintaining the excellent quality of the concrete which is transported.
Description
Technical field
The present invention relates to concrete and stir the field, in particular to a kind of concrete mixing and transporting car and mixing drum and agitator drum blade structure.
Background technology
Concrete is one of contemporary topmost civil engineering material, is to be prepared by a certain percentage by cementing material, aggregate and water, through the stirring moulding of vibrating, the artificial stone that maintenance under certain condition forms.Concrete has abundant raw material, and is cheap, the production technology characteristic of simple, thereby make its consumption increasing.Concrete also has the compression strength height, good endurance, characteristics such as strength grade wide ranges simultaneously.These characteristics make its scope of application very extensive, not only in various civil engineerings, use, and in shipbuilding industry, mechanical industry, the exploitation of ocean, fields such as geothermal engineering, concrete also is important material.
Along with developing rapidly of concrete production and construction technology, gradually adopted concrete to concentrate the mode of stirring, commercialized supply, concrete is provided by special concrete mixing plant, is transported to each construction site by concrete mixing and transporting car again.
Concrete mixing and transporting car stirs the transportation special mechanism by automobile chassis and concrete and forms.Its special mechanism mainly comprises power takeoff, mixing drum front and back support, reductor, hydraulic system, mixing drum, operating mechanism and purging system.The operation principle of concrete mixing and transporting car is: take out by the power of power takeoff with automobile chassis, and the variable pump of driving hydraulic system, mechanical energy being converted into hydraulic pressure can passing to fixed displacement motor, motor drives reductor again, drive agitating device by reductor, concrete is stirred.Wherein, mixing drum has played crucial effects to concrete mixing quality.
Mixing drum is concrete container, is made by the wear-resisting sheet metal of high-quality usually, and for can the automatic loading and unloading concrete, its inwall be welded with helical blade.Mixing drum concrete when rotating moves along the hand of spiral of blade, mixes stirring in the process constantly promoting and stir.In charging and transportation, mixing drum just changes, and concrete moves inwards along blade, during discharging, and the mixing drum counter-rotating, concrete outwards draws off along blade.The rotation of mixing drum then realizes by fluid pressure drive device, useful load is that general employing of 3 to 6 cubes concrete mixing and transporting car drives hydraulic pump by automobile engine by power output shaft, promote the fluid motor-driven mixing drum by hydraulic oil again, useful load is that 9 to 12 cubes concrete mixing and transporting car then drives the hydraulic pump drive hydraulic motor by vehicle-mounted auxiliary diesel.
Stirring vane is the critical piece in the mixing drum, if stirring vane is damaged or heavy wear will cause the concrete stirring inhomogeneous, also can make concrete segregation occur.
As shown in Figure 1, in the prior art, blade 2 along the inwall of mixing drum 1 in the shape of a spiral line arrange and be spliced, the cross section structure of blade 2 has the angle of inclination with mixing drum 1 inwall as shown in Figure 2, the blade of this splicing, to keeping concrete homogeneity and relatively poor to concrete adaptability, be difficult to the mixing effect that reaches satisfied, discharging speed is also slower, and blade strength is not good, easily wearing and tearing.
Summary of the invention
The present invention aims to provide a kind of concrete mixing and transporting car and mixing drum and agitator drum blade structure, and concrete stirs the problem inhomogeneous, that mixing effect is not good in the prior art to solve.
To achieve these goals, according to an aspect of the present invention, provide a kind of agitator drum blade structure of concrete mixing and transporting car, comprised first blade part that is connected with the inwall of mixing drum, also comprised with first blade part and intersect second blade part that is connected.
Further, have angle α between first blade part and second blade part, this angle α is 90 °.
Further, first blade part extends to the inside of mixing drum from the inwall of mixing drum, forms relative first side and second side, wherein, the first side is connected with the inwall of mixing drum, second blade part be arranged on the second side or be arranged on the first side and the second side between.
Further, the second blade part five equilibrium be arranged on the second side or first side and second side between.
Further, second blade part side of being partial to first blade part be arranged on the second side or first side and second side between.
Further, all extend along the inwall of mixing drum twist first side and second side, and second blade part is arranged on the second side continuously or with interval along this spirality, perhaps is arranged between first side and the second side.
Further, first blade part and second blade part removably connect or welding or one-body molded.
Further, first blade part is provided with a plurality of percolations hole.
According to a further aspect in the invention, provide a kind of mixing drum of concrete mixing and transporting car, wall is provided with above-mentioned agitator drum blade structure within it.
Further, mixing drum comprises the nozzle portion near nozzle, the pars intermedia that is positioned at mid portion and the tube bottom at the close tube end vertically, the inwall of mixing drum is provided with three kinds of agitator drum blade structures, is respectively arranged with a kind of agitator drum blade structure on nozzle portion, pars intermedia and the tube bottom.
Further, second blade part deflection nozzle that is arranged on the agitator drum blade structure of nozzle portion is arranged on first blade part; The second blade part five equilibrium that is arranged on the agitator drum blade structure of pars intermedia is arranged on first blade part; Second blade part deflection tube end that is arranged on the agitator drum blade structure of tube bottom, be arranged on first blade part.
According to another aspect of the invention, provide a kind of concrete mixing and transporting car, had above-mentioned mixing drum.
Agitator drum blade structure according to concrete mixing and transporting car of the present invention, adopt and intersect first blade part and second blade part that connects, strengthened the intensity of whole agitator drum blade structure, make it can adapt to concrete stirring better, also optimized simultaneously mixing effect, make stirring more even, prevented the generation of segregation phenomenon in the whipping process.
The mixing drum of concrete mixing and transporting car provided by the invention has better wear resistance energy and water conservancy diversion effect because of having above-mentioned agitator drum blade structure, makes stirring more even when having prolonged service life, has increased the speed of charging and discharging.
In addition, the concrete mixing and transporting car with above-mentioned mixing drum provided by the invention has guaranteed that concrete still can keep good quality after through transportation.
Description of drawings
The Figure of description that constitutes the application's a part is used to provide further understanding of the present invention, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is existing structure of mixing device schematic diagram;
Fig. 2 is the cross section structure schematic diagram of existing agitator drum blade structure;
Fig. 3 is first kind of cross section structure schematic diagram of agitator drum blade structure of the present invention;
Fig. 4 is second kind of cross section structure schematic diagram of agitator drum blade structure of the present invention;
Fig. 5 is the third cross section structure schematic diagram of agitator drum blade structure of the present invention;
Fig. 6 is the 4th kind of cross section structure schematic diagram of agitator drum blade structure of the present invention;
Fig. 7 is the 5th kind of cross section structure schematic diagram of agitator drum blade structure of the present invention;
Fig. 8 is the 6th kind of cross section structure schematic diagram of agitator drum blade structure of the present invention;
Fig. 9 has the structural representation of the agitator drum blade structure in percolation hole for the present invention;
Figure 10 is a structure of mixing device schematic diagram of the present invention;
Figure 11 is the mounting structure schematic diagram of agitator drum blade structure of the present invention in mixing drum;
Figure 12 is the fill process schematic diagram of mixing drum of the present invention; And
Figure 13 is the discharging process schematic diagram of mixing drum of the present invention.
The specific embodiment
Need to prove that under the situation of not conflicting, embodiment and the feature among the embodiment among the application can make up mutually.Describe the present invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
According to one embodiment of present invention, provide a kind of agitator drum blade structure of concrete mixing and transporting car, as shown in Figure 3, comprised first blade part 10 that is connected with the mixing drum inwall, and intersected second blade part 30 that is connected on first blade part 10.
By on first blade part 10, being provided with and its second blade part 30 that intersects, strengthen the intensity of whole agitator drum blade structure, made it can adapt to concrete stirring better, also optimized mixing effect simultaneously, make stirring more even, prevented the generation of segregation phenomenon in the whipping process.
As can be seen from Figure 3, has angle α between first blade part 10 and second blade part 30, preferably, angle α is 90 °, it is more abundant that such setting makes the agitator drum blade structure contact with concrete, helps more to strengthen to stir effect, thereby obtain better mixing effect.
Preferably, first blade part 10 extends to mixing drum inside from the inwall of mixing drum, form relative first side and second side, wherein, the first side is connected with the inwall of mixing drum, second blade part 30 can be arranged on shown in Fig. 3 to 5 on the second side, can also be arranged on shown in Fig. 6 to 8 between first side and the second side.
As shown in Figure 3, first blade part 10 has first side 13 and second side 15, second blade part 30 has first section of departing from of extending to first side, 13 1 sides and second section of departing from of extending to second side, 15 1 sides, wherein the length of first section of departing from is a, the length of second section of departing from is b, Fig. 3 and illustrated in fig. 6 be the situation of a=b, promptly second blade part, 30 five equilibriums are arranged on the second side and five equilibrium is arranged on situation between first side and the second side; In addition, the side that second blade part 30 can also be partial to first blade part 10 be arranged on the second side or be arranged on the first side and the second side between, i.e. the situation of the situation of Fig. 4 and a＞b illustrated in fig. 7, and Fig. 5 and a＜b illustrated in fig. 8.According to two kinds of unshowned embodiments, second blade part 30 can also be according to a=0, b＞0 or a＞0, the mode of b=0 is provided with, second blade part 30 is partial to mode that first blade part 10 is provided with and is made that to depart from segment length long a side and concrete contact area bigger, make concrete reciprocal upset amplitude bigger more violent, strengthened mixing effect, make concrete stirring more even.
From Fig. 3, it can also be seen that, second blade part 30 has the 3rd side 31 and the 4th side 33, generally speaking, the 3rd side 31 of first side 13 of first blade part 10 and second side 15 and second blade part 30 and the 4th side 33 be respectively with the parallel flat surface of bearing of trend of blade part separately, the cross section of first blade part 10 and second blade part 30 thereby shape linearly, but also exist owing to mismachining tolerance makes first side 13, second side 15, the 3rd side 31 and the 4th side 33 can not be parallel to the situation of the bearing of trend of blade part separately fully, and the cross section that causes first blade part 10 and second blade part 30 is not pure linear.
Preferably, the mode that first blade part 10 can adopt with second blade part 30 and be spirally connected, riveted joint etc. removably connects is connected, and also can weld, perhaps with first blade part 10 and the 30 one machine-shapings of second blade part.
In addition, in order to make concrete overcurrent better in mixing drum, as shown in Figure 9, a plurality of percolations hole 11 can be set on first blade part 10, the cross sectional shape in percolation hole 11 can be circular, oval, square and other shape, help concrete abundant stirring like this, reach the purpose that stirs.
According to another embodiment of the invention, a kind of mixing drum with concrete mixing and transporting car of above-mentioned agitator drum blade structure is provided, as shown in figure 10, agitator drum blade structure spiral is arranged on the inwall of mixing drum, and as can be seen from Figure 11, have angle β between first blade part 10 and the mixing drum inwall, this angle β can be set to greater than 0 ° of any angle less than 180 °.Stirring vane structure in the mixing drum both can have been used one of them shown stirring vane structure of Fig. 3 to Fig. 8, also can from above-mentioned six kinds of stirring vane structures, choose arbitrarily and be used in combination, and, a plurality of percolations hole 11 shown in Figure 9 can also be set on first blade part 10 of stirring vane structure in order to make concrete have better overcurrent effect.
Mixing drum can rotate around its central shaft when work, mixing drum is along the nozzle portion 50 that axially comprises close nozzle of this central shaft, the pars intermedia 70 that is positioned at mid portion and the tube bottom 90 at the close tube end, can select three kinds of agitator drum blade structures to be arranged in the agitator, and the set agitator drum blade structure of each part is different from the agitator drum blade structure that is arranged on other two parts.
Preferably, second blade part, the 30 deflection nozzles that are arranged on the agitator drum blade structure of nozzle portion 50 are arranged on first blade part 10, and the length a of first section of departing from of second blade part 30 is less than the length b of its second section of departing from; Second blade part, 30 five equilibriums that are arranged on the agitator drum blade structure of pars intermedia 70 are arranged on first blade part 10, and the length a of first section of departing from of second blade part 30 equals the length b of its second section of departing from; The 30 deflection tube ends of second blade part that are arranged on the agitator drum blade structure of tube bottom 90, be arranged on first blade part 10, and the length a of first section of departing from of second blade part 30 is greater than the length b of its second section of departing from.
As shown in figure 12, arrow is depicted as the concrete direction of motion, mixing drum concrete in fill process is passed at the bottom of tube along two blade parts, concrete is when first blade part 10 moves, form for the first time and stir, a part of concrete climbs along first blade part 10, when running into second blade part 30, concrete rolls forward, finishes for the second time and stirs.Second blade part 30 of mixing drum nozzle portion 50 and pars intermedia 70 mainly plays a part to stir and water conservancy diversion, second blade part 30 of tube bottom 90 mainly plays water conservancy diversion and accelerates charging rate, concrete through fully stirring, had been strengthened its homogeneity before entering tube bottom 90.
In whipping process, because adopting, the mixing drum of present embodiment has the agitator drum blade structure of first blade part 10 and second blade part 30, and the agitator drum blade structure of different structure is configured in the different parts of mixing drum, increased the stirring wall of different directions, make mixing effect stronger, stir more even.
As shown in figure 13, arrow is depicted as the concrete direction of motion, mixing drum concrete in the discharging process is passed to the nozzle direction along two blade parts, concrete is forming stirring for the first time when first blade part 10 moves, part concrete climbs along first blade part 10, concrete rolls forward when running into second blade part 30, finishes for the second time and stirs.Second blade part 30 of mixing drum tube bottom 90 and pars intermedia 70 mainly plays a part to stir and water conservancy diversion, and second blade part 30 of nozzle portion 50 is mainly born water conservancy diversion and accelerated the effect of discharging speed.
The mixing drum of the concrete mixing and transporting car of the embodiment of the invention has the better wear resistance energy because of having above-mentioned agitator drum blade structure, prolonged service life, and owing to can adopt multiple stirring vane textural association to use, strengthened concrete mixing effect, make concrete stirring more even, thereby increased the speed of charging and discharging.
According to still another embodiment of the invention, provide a kind of concrete mixing and transporting car with above-mentioned mixing drum, this concrete mixing and transporting car can guarantee that concrete still can keep good quality after through transportation.
As can be seen from the above description, the above embodiments of the present invention have realized following technique effect:
The agitator drum blade structure of the concrete mixing and transporting car of the embodiment of the invention is by being provided with on first blade part 10 and its second blade part 30 that intersects, strengthened the intensity of whole agitator drum blade structure, make it can adapt to concrete stirring better, also optimized simultaneously mixing effect, make stirring more even, prevented the generation of segregation phenomenon in the whipping process.
And being provided with of percolation hole 11 promoted concrete overcurrent, helps concrete abundant stirring, reaches the purpose that stirs.
In an embodiment of the present invention, a kind of mixing drum of concrete mixing and transporting car also is provided, this mixing drum has the better wear resistance energy because of having above-mentioned agitator drum blade structure, prolonged service life, and owing to can adopt multiple stirring vane textural association to use, strengthened concrete mixing effect, made concrete stirring more even, thereby increased the speed of charging and discharging.
In addition, the concrete mixing and transporting car with above-mentioned mixing drum that the embodiment of the invention provides can guarantee that concrete still can keep good quality after through transportation.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (12)
1. the agitator drum blade structure of a concrete mixing and transporting car comprises first blade part (10) that is connected with the inwall of described mixing drum, it is characterized in that, also comprises with described first blade part (10) intersecting second blade part (30) that is connected.
2. agitator drum blade structure according to claim 1 is characterized in that, has angle α between described first blade part (10) and described second blade part (30), and described angle α is 90 °.
3. agitator drum blade structure according to claim 1 and 2, it is characterized in that, described first blade part (10) extends to the inside of described mixing drum from the inwall of described mixing drum, form relative first side and second side, wherein, described first side is connected with the inwall of described mixing drum, described second blade part (30) be arranged on the described second side or be arranged on described first side and described second side between.
4. agitator drum blade structure according to claim 3 is characterized in that, described second blade part (30) five equilibrium be arranged on the described second side or described first side and described second side between.
5. agitator drum blade structure according to claim 3 is characterized in that, the side that described second blade part (30) is partial to described first blade part (10) be arranged on the described second side or described first side and described second side between.
6. agitator drum blade structure according to claim 3, it is characterized in that, all extend along the inwall of described mixing drum twist described first side and second side, described second blade part (30) is arranged on the described second side continuously or with interval along described spirality, perhaps is arranged between described first side and the described second side.
7. agitator drum blade structure according to claim 1 and 2 is characterized in that, described first blade part (10) removably connects or welding or one-body molded with described second blade part (30).
8. agitator drum blade structure according to claim 1 and 2 is characterized in that, described first blade part (10) is provided with a plurality of percolations hole (11).
9. the mixing drum of a concrete mixing and transporting car is characterized in that, wall is provided with each described agitator drum blade structure in the claim 1 to 8 within it.
10. mixing drum according to claim 9, it is characterized in that, described mixing drum comprises the nozzle portion (50) near nozzle, the pars intermedia (70) that is positioned at mid portion and the tube bottom (90) at the close tube end vertically, the inwall of described mixing drum is provided with three kinds of agitator drum blade structures, is respectively arranged with a kind of agitator drum blade structure on described nozzle portion (50), pars intermedia (70) and the tube bottom (90).
11. mixing drum according to claim 10 is characterized in that, the described nozzle of second blade part (30) deflection that is arranged on the described agitator drum blade structure of described nozzle portion (50) is arranged on described first blade part (10); Second blade part (30) five equilibrium that is arranged on the described agitator drum blade structure of described pars intermedia (70) is arranged on described first blade part (10); The described tube of second blade part (30) the deflection end that is arranged on the described agitator drum blade structure of described tube bottom (90), be arranged on described first blade part (10).
12. a concrete mixing and transporting car is characterized in that, has the mixing drum of each described mixing drum transport vehicle in the claim 9 to 11.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101410122A CN102211357A (en) | 2011-05-27 | 2011-05-27 | Concrete mixing truck as well as mixing drum and mixing drum blade structure thereof |
| CN201110372075.9A CN102555060B (en) | 2011-05-27 | 2011-11-21 | Concrete mixing truck and agitating barrel and vane structure of agitating barrel thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101410122A CN102211357A (en) | 2011-05-27 | 2011-05-27 | Concrete mixing truck as well as mixing drum and mixing drum blade structure thereof |
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| CN102211357A true CN102211357A (en) | 2011-10-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101410122A Pending CN102211357A (en) | 2011-05-27 | 2011-05-27 | Concrete mixing truck as well as mixing drum and mixing drum blade structure thereof |
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| CN (1) | CN102211357A (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102672374A (en) * | 2012-04-13 | 2012-09-19 | 洛阳中集凌宇汽车有限公司 | Assembly welding fixture and welding process for tank body and stirring blades of concrete mixer |
| CN103485260A (en) * | 2013-09-30 | 2014-01-01 | 西安达刚路面机械股份有限公司 | Blanking-type stirring device |
| CN103753704A (en) * | 2013-12-06 | 2014-04-30 | 河海大学 | Special fiber mortar stirrer and its use method |
| CN104118055A (en) * | 2014-08-04 | 2014-10-29 | 徐州徐工施维英机械有限公司 | Concrete mixing drum blade and concrete mixing transport vehicle |
| EP2832515A1 (en) * | 2012-03-30 | 2015-02-04 | Kayaba Industry Co., Ltd. | Drum blade |
| CN106003425A (en) * | 2016-07-08 | 2016-10-12 | 杭州鑫鹿机械制造有限公司 | Novel concrete transportation stirring cylinder |
| CN107415046A (en) * | 2015-08-14 | 2017-12-01 | 安徽固维特材料科技有限公司 | A kind of mixing method of modified engineering soil |
| CN107984623A (en) * | 2017-11-28 | 2018-05-04 | 潘春亮 | A kind of construction site high-effective concrete agitating device |
| CN110405946A (en) * | 2019-07-25 | 2019-11-05 | 长安大学 | A kind of concrete mixing and transporting car with Vibratory Mixing effect |
| CN110624450A (en) * | 2019-10-28 | 2019-12-31 | 湘潭大学 | A mixing stirring device for slice mica mineral aggregate |
| CN111633828A (en) * | 2020-05-28 | 2020-09-08 | 三一专用汽车有限责任公司 | Measuring device, mixing drum, concrete mixing and transporting vehicle and measuring method |
| WO2022131940A1 (en) * | 2020-12-14 | 2022-06-23 | Ina Spółka Z Ograniczoną Odpowiedzialnością | Mixing drum of a concrete mixer truck |
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2011
- 2011-05-27 CN CN2011101410122A patent/CN102211357A/en active Pending
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2832515A1 (en) * | 2012-03-30 | 2015-02-04 | Kayaba Industry Co., Ltd. | Drum blade |
| EP2832515A4 (en) * | 2012-03-30 | 2015-12-02 | Kayaba Industry Co Ltd | Drum blade |
| CN102672374B (en) * | 2012-04-13 | 2014-10-08 | 洛阳中集凌宇汽车有限公司 | Assembly welding fixture and welding process for tank body and stirring blades of concrete mixer |
| CN102672374A (en) * | 2012-04-13 | 2012-09-19 | 洛阳中集凌宇汽车有限公司 | Assembly welding fixture and welding process for tank body and stirring blades of concrete mixer |
| CN103485260A (en) * | 2013-09-30 | 2014-01-01 | 西安达刚路面机械股份有限公司 | Blanking-type stirring device |
| CN103485260B (en) * | 2013-09-30 | 2015-08-12 | 西安达刚路面机械股份有限公司 | Blanking type mixing plant |
| CN103753704A (en) * | 2013-12-06 | 2014-04-30 | 河海大学 | Special fiber mortar stirrer and its use method |
| CN104118055A (en) * | 2014-08-04 | 2014-10-29 | 徐州徐工施维英机械有限公司 | Concrete mixing drum blade and concrete mixing transport vehicle |
| CN107415046B (en) * | 2015-08-14 | 2019-07-19 | 安徽固维特材料科技有限公司 | A kind of mixing method of modified engineering soil |
| CN107415046A (en) * | 2015-08-14 | 2017-12-01 | 安徽固维特材料科技有限公司 | A kind of mixing method of modified engineering soil |
| CN106003425A (en) * | 2016-07-08 | 2016-10-12 | 杭州鑫鹿机械制造有限公司 | Novel concrete transportation stirring cylinder |
| CN107984623A (en) * | 2017-11-28 | 2018-05-04 | 潘春亮 | A kind of construction site high-effective concrete agitating device |
| CN110405946A (en) * | 2019-07-25 | 2019-11-05 | 长安大学 | A kind of concrete mixing and transporting car with Vibratory Mixing effect |
| CN110624450A (en) * | 2019-10-28 | 2019-12-31 | 湘潭大学 | A mixing stirring device for slice mica mineral aggregate |
| CN110624450B (en) * | 2019-10-28 | 2021-10-29 | 湘潭大学 | A mixing stirring device for slice mica mineral aggregate |
| CN111633828A (en) * | 2020-05-28 | 2020-09-08 | 三一专用汽车有限责任公司 | Measuring device, mixing drum, concrete mixing and transporting vehicle and measuring method |
| WO2022131940A1 (en) * | 2020-12-14 | 2022-06-23 | Ina Spółka Z Ograniczoną Odpowiedzialnością | Mixing drum of a concrete mixer truck |
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Address after: 410013 Yuelu District, Hunan, silver basin Road, No. 361, No. Applicant after: Zoomlion Heavy Industry Science & Technology Development Co., Ltd. Address before: 410013 Yuelu District, Hunan, silver basin Road, No. 361, No. Applicant before: Chang Sha Zoomlion Heavy Industry Science & Technology Development Co., Ltd. |
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Open date: 20111012 |