CN101844372A - Support device and agitating lorry - Google Patents
Support device and agitating lorry Download PDFInfo
- Publication number
- CN101844372A CN101844372A CN 201010184814 CN201010184814A CN101844372A CN 101844372 A CN101844372 A CN 101844372A CN 201010184814 CN201010184814 CN 201010184814 CN 201010184814 A CN201010184814 A CN 201010184814A CN 101844372 A CN101844372 A CN 101844372A
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- support roller
- trucd mixer
- bracing
- strutting arrangement
- mixing drum
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- Road Paving Machines (AREA)
Abstract
The invention relates to the technical field of agitating lorries, and discloses a support device, which is used for supporting an agitator drum of an agitating lorry. The support device comprises a riding wheel assembly, wherein the bottom end of the riding wheel assembly is fixed to a lorry body of the agitating lorry through an elastic device. The bottom end of the riding wheel assembly of the support device is fixed to the lorry body of the agitating lorry through the elastic device; and when the agitating lorry runs on bumpy and uneven roads quickly, the impact generated by the upward jumping of the agitator drum can be absorbed by the elastic device, so that the impact generated by the upward jumping of the agitator drum can be reduced, and the agitator drum and the riding wheel assembly are protected effectively. The invention also discloses the agitating lorry.
Description
Technical field
The present invention relates to the trucd mixer technical field, relate in particular to a kind of bracing or strutting arrangement that is used to support the mixing drum of trucd mixer, the invention still further relates to a kind of trucd mixer.
Background technology
Concrete mixing and transporting car (being called for short trucd mixer among the application) is a kind of common concrete transporting equipment.Mixing drum is housed to deliver mixed concrete on the chassis of trucd mixer, in transportation, the concrete that delivers in order to guarantee can not solidify, and mixing drum need remain rotary state.
In order to make mixing drum energy normal rotation, the front-end and back-end of mixing drum are equipped with support, and the front end of mixing drum and chassis are connected to form preceding support; The back taper portion of mixing drum is provided with back awl raceway, and the relevant position is provided with the support roller assembly that is used to support mixing drum on the car body of concrete delivery truck, and the support roller of support roller assembly can rotate with mixing drum, forms the back and supports.
Support with the back before the trucd mixer of little side's amount only has usually and support, the back awl raceway of mixing drum adopts the support roller assembly of single mount wheel construction to support usually, as shown in Figure 1, the support roller of two single mount wheel constructions is symmetrical arranged, the back awl raceway 4 ' of together support mixing drum.The support roller assembly of single mount wheel construction comprises support roller 1 ' and bearing 2 ', support roller 1 ' is hinged with the upper end of bearing 2 ', support roller 1 ' is rotatable, the bottom of bearing 2 ' is connected with the rigidity of vehicle body of trucd mixer by bolt connection assembly 3 ', the back awl raceway 4 ' of mixing drum is overlapped on the support roller 1 ', and support roller 1 ' rotates with mixing drum.The support roller assembly of this structure is connected with the rigidity of vehicle body of trucd mixer, when the pivot of mixing drum misaligns, can't realize the automatic aligning of mixing drum; The driving cycle of trucd mixer is relatively poor, when trucd mixer when jolting the potted road surface fast running, jump to produce impact on the mixing drum to the support roller assembly, when impacting when big, mixing drum and support roller assembly very easily damage.
The back awl raceway of the trucd mixer of generous amount adopts the support roller assembly of double supporting wheel structure to support usually, as shown in Figure 2, the support roller assembly 1 of two double supporting wheel structures " be symmetrical arranged; the back awl raceway 2 of together support mixing drum ", the support roller assembly 1 of each double supporting wheel structure " comprise two rotating support rollers, two support rollers are fixed on the two ends of equalizer bar, and equalizer bar and bearing are hinged; equalizer bar can be swung around pin joint, and the vehicle body of bearing and trucd mixer rigidly fixes.The support roller assembly of this structure because two support rollers can swing, when the central shaft of mixing drum when misaligning, the swing by two support rollers can automatic aligning, makes the central shaft centering of mixing drum; But the support roller assembly of this structure is owing to is connected with the rigidity of vehicle body of trucd mixer, when trucd mixer when jolting the potted road surface fast running, jump the impact that produces the support roller assembly on the mixing drum, when impacting greatly, mixing drum and support roller assembly very easily damage.
Raceway in the middle of the middle part of the mixing drum of the concrete mixer truck of some generous amount also is provided with, this centre raceway adopts the support roller assembly of two above-mentioned riding wheel structures to support, form the intermediate supports of mixing drum herein, equally, the support roller assembly of this structure is owing to is connected with the rigidity of vehicle body of trucd mixer, when trucd mixer when jolting the potted road surface fast running, jump the impact of generation on the mixing drum to the support roller assembly, when impacting greatly, mixing drum and support roller assembly very easily damage.In addition, in the middle of support and back were supported before the support roller assembly of raceway was positioned in the middle of being used to support, form supported at three point, when jumping or vehicle frame are out of shape on the mixing drum, the stressed static indeterminacy that exists of mixing drum, promptly there was restricted problem, under the effect of intermediate supports, mixing drum is subjected to and may deforms, and supports less than supporting role after may causing, thereby make mixing drum to fix safely, have potential safety hazard.
Summary of the invention
First purpose of the present invention provides a kind of bracing or strutting arrangement, is used to support the mixing drum of trucd mixer, can reduce mixing drum because mixing drum and support roller assembly are effectively protected in the impact that last jumping produces.Another object of the present invention provides a kind of trucd mixer.
In order to realize above-mentioned first purpose, the invention provides a kind of bracing or strutting arrangement, be used to support the mixing drum of trucd mixer, comprise the support roller assembly, the bottom of described support roller assembly is fixed by the car body of elastic device and trucd mixer.
Preferably, described elastic device is a leaf spring, and the two ends of described leaf spring are fixed by the car body of left support abutment, right support abutment and trucd mixer respectively, and the bottom of described support roller assembly and described leaf spring are fixed.
Preferably, described elastic device is a rubber spring, and the bottom of described support roller assembly and the upper end of described rubber spring are fixed, and the bottom of described rubber spring and the car body of trucd mixer are fixed.
Preferably, described elastic device is a telescopic oil cylinder, and the car body of its cylinder body and trucd mixer is fixed, and its flexible end is against the bottom of described support roller assembly.
Preferably, the both sides of described telescopic oil cylinder are provided with lead, and the bottom of lead and the car body of trucd mixer are fixed, and the relevant position, bottom of described support roller assembly is provided with the pilot hole that cooperates with described lead.
Preferably, described support roller assembly comprises first support roller, second support roller, equalizer bar, bearing, described first support roller, described second support roller are hinged with the two ends of described equalizer bar respectively, the upper end of described equalizer bar and described bearing is hinged, and the bottom of described bearing is fixed by the car body of elastic device and trucd mixer.
Preferably, described support roller assembly comprises support roller and supporting seat, and the upper end of described support roller and described supporting base is hinged, and the bottom of described supporting base is fixed by the car body of elastic device and trucd mixer.
Bracing or strutting arrangement provided by the invention comprises the support roller assembly; the bottom of this support roller assembly is fixed by the car body of elastic device and trucd mixer; when trucd mixer when jolting the potted road surface fast running; jumping the impact that produces on the mixing drum will be absorbed by elastic device; can reduce mixing drum because mixing drum and support roller assembly are effectively protected in the impact that last jumping produced.
In the preferred version, described support roller assembly comprises first support roller, second support roller, equalizer bar, bearing, described first support roller, described second support roller are hinged with the two ends of described equalizer bar respectively, the upper end of described equalizer bar and described bearing is hinged, and the bottom of described bearing is fixed by the car body of elastic device and trucd mixer.First support roller, second support roller are all fitted with the raceway of agitator tank, owing to first support roller, second support roller can swing, can solve the problem that mixing drum misaligns, and realize the automatic aligning of mixing drum.
This bracing or strutting arrangement can be used for supporting the middle raceway of mixing drum, and when trucd mixer was unloaded, the middle raceway of mixing drum and the support roller of bracing or strutting arrangement kept in touch, and bracing or strutting arrangement does not bear the load of mixing drum mid portion; When the trucd mixer full load, because vehicle frame deforms, the backstage of vehicle frame sinks, mixing drum will be pressed to bracing or strutting arrangement, because elastic device can produce strain at vertical direction, elastic device will be compressed, and bracing or strutting arrangement will bear the load of mid portion, thereby reduce foreground, the backstage bearing capacity of vehicle frame; Because last jumping produces when impacting, elastic device can absorb impact energy, reduces to impact the infringement to mixing drum and bracing or strutting arrangement when mixing drum; Mixing drum since last jumping press to support in the middle of during the bracing or strutting arrangement of raceway, elastic device generation strain, can there be restricted problem in the stressed of mixing drum, the preceding support of mixing drum, back support will the secure mixing drums, thereby reduced potential safety hazard.
The present invention also provides a kind of trucd mixer, and the middle raceway of the mixing drum of this trucd mixer is supported by above-mentioned bracing or strutting arrangement.Because above-mentioned bracing or strutting arrangement possesses above-mentioned technique effect, the trucd mixer with this bracing or strutting arrangement also should have the corresponding techniques effect.
The present invention also provides a kind of trucd mixer, and the back awl raceway of the mixing drum of this trucd mixer is supported by above-mentioned bracing or strutting arrangement.Because above-mentioned bracing or strutting arrangement possesses above-mentioned technique effect, the trucd mixer with this bracing or strutting arrangement also should have the corresponding techniques effect.
Description of drawings
Fig. 1 is the structural representation of the support roller assembly of a kind of single mount wheel construction in the prior art;
Fig. 2 is the structural representation of the support roller assembly of a kind of double supporting wheel structure in the prior art;
Fig. 3 is the structural representation of first kind of specific embodiment of bracing or strutting arrangement provided by the present invention;
Fig. 4 is the side-looking structural representation of bracing or strutting arrangement among Fig. 3;
Fig. 5 is the structural representation of second kind of specific embodiment of bracing or strutting arrangement provided by the present invention;
Fig. 6 is the side-looking structural representation of bracing or strutting arrangement among Fig. 5;
Fig. 7 is the structural representation of the third specific embodiment of bracing or strutting arrangement provided by the present invention;
Fig. 8 is the side-looking structural representation of bracing or strutting arrangement among Fig. 7;
Wherein, among Fig. 1-Fig. 8:
Support roller 1 ', bearing 2 ', bolt connection assembly 3 ', back awl raceway 4 ';
The specific embodiment
In order to make those skilled in the art better understand technical scheme of the present invention, the present invention is described in further detail below in conjunction with the drawings and specific embodiments.
Please referring to Fig. 3, Fig. 4, Fig. 3 is the structural representation of first kind of specific embodiment of bracing or strutting arrangement provided by the present invention; Fig. 4 is the side-looking structural representation of bracing or strutting arrangement among Fig. 3.
As shown in Figure 3, Figure 4, the bracing or strutting arrangement that is used to support trucd mixer provided by the invention comprises the support roller assembly, and the bottom of this support roller assembly is fixed by the car body of elastic device and trucd mixer.
In a kind of concrete embodiment, described support roller assembly comprises first support roller 1, second support roller 2, equalizer bar 3 and bearing 4; First support roller 1 and second support roller 2 are hinged with the two ends of equalizer bar 3 respectively, and particularly, first support roller 1 and second support roller 2 can be articulated in the end of equalizer bar 3 by roller shaft 8, and first support roller 1 and second support roller 2 can rotate around roller shaft 8; Equalizer bar 3 is hinged with the upper end of bearing 4, particularly, equalizer bar 3 can be hinged with the upper end of bearing 4 by jackshaft 9, equalizer bar 3 can be around jackshaft 9 swings, in the preferred version, for the amplitude of fluctuation of limiting balance beam 3, the axle head of jackshaft 9 is provided with axle head baffle plate 10, but the swing position of end-stopping plate 10 limiting balance beams 3, and then the amplitude of fluctuation of limiting balance beam 3.
In a kind of concrete embodiment, described elastic device is a leaf spring 5, and the two ends of leaf spring 5 are fixed with the car body of trucd mixer by left support abutment 6, right support abutment 7 respectively, and under the effect of pressure, leaf spring 5 can be in vertical direction generation strain.
The bottom of bearing 4 and leaf spring 5 are fixing, and particularly, as shown in Figure 4, the bottom of bearing 4 is fixing with leaf spring 5 by U bolt 13, centre bolt 14.
Bracing or strutting arrangement provided by the invention can be used for supporting the middle raceway 11 of mixing drum, and the left support abutment 6 of bracing or strutting arrangement and right support abutment 7 are fixed on the chassis 12 of trucd mixer, and the upper edge of first support roller 1 and second support roller 2 and middle raceway 11 are fitted.
When trucd mixer is unloaded, the middle raceway 11 of mixing drum contacts with second support roller 2 with first support roller 1 of bracing or strutting arrangement, bracing or strutting arrangement does not bear the load of mixing drum mid portion, when trucd mixer is reset, because vehicle frame deforms, the backstage of vehicle frame sinks, mixing drum will be pressed to bracing or strutting arrangement, because leaf spring 5 at vertical direction strain can take place, leaf spring 5 will be compressed, the bracing or strutting arrangement dress bears the load of mixing drum mid portion, thereby reduces the foreground of vehicle frame, the bearing capacity on backstage; Because last jumping produces when impacting, leaf spring 5 can absorb impact energy, reduces to impact the infringement to mixing drum and bracing or strutting arrangement when mixing drum; When mixing drum is pressed to the bracing or strutting arrangement that supports middle raceway owing to last jumping, elastic device generation strain moves down, make mixing drum stressed not have the problem of constraint, the preceding support of mixing drum, back are supported still can the secure mixing drum, thereby has reduced potential safety hazard.
In addition, because equalizer bar 3 can swing around jackshaft, promptly first support roller 1, second support roller 2 can swing, and by the swing of equalizer bar 3, can realize the automatic aligning of mixing drum, can solve the problem that mixing drum misaligns.
Bracing or strutting arrangement provided by the invention can also be used to support the back awl raceway of mixing drum, the left support abutment 6 of bracing or strutting arrangement, right support abutment 7 are fixed on the car body of trucd mixer and the corresponding position of awl raceway, back, and first support roller 1, second support roller 2 support the back awl raceway of mixing drums.Because last jumping produces when impacting, leaf spring 5 can absorb impact energy, reduces to impact the infringement to mixing drum and bracing or strutting arrangement when mixing drum; Because equalizer bar 3 can swing around jackshaft 9, promptly first support roller 1, second support roller 2 can swing, and by the swing of equalizer bar 3, can realize the automatic aligning of mixing drum, can solve the problem that mixing drum misaligns.
In the foregoing description, elastic device adopts stiffness spring, and bracing or strutting arrangement provided by the invention is not limited thereto, and elastic device can also adopt versions such as rubber spring, telescopic oil cylinder, and following examples are simply introduced it.
Please referring to Fig. 5, Fig. 6, Fig. 5 is the structural representation of second kind of specific embodiment of bracing or strutting arrangement provided by the present invention; Fig. 6 is the side-looking structural representation of bracing or strutting arrangement among Fig. 5.
As Fig. 5, shown in Figure 6, the bearing 4 of bracing or strutting arrangement provided by the invention is fixed by the rubber spring 51 and the car body of trucd mixer, particularly, bearing 4 can be fixing by bolt and rubber spring 51, rubber spring 51 can be fixed by the car body of bolt and trucd mixer, all the other specific embodiment are similar to the above embodiments, no longer are described in detail at this.
Please referring to Fig. 7, Fig. 8, Fig. 7 is the structural representation of the third specific embodiment of bracing or strutting arrangement provided by the present invention; Fig. 8 is the side-looking structural representation of bracing or strutting arrangement among Fig. 7.
As Fig. 7, shown in Figure 8, elastic device in the bracing or strutting arrangement provided by the invention can also be telescopic oil cylinder 52, the cylinder body of telescopic oil cylinder 52 and the car body of trucd mixer are fixed, the flexible end of telescopic oil cylinder 52 is against the bottom of support roller assembly, the flexible end of telescopic oil cylinder 52 is against the bottom of bearing 4 particularly, first support roller 1 of support roller assembly, when second support roller 2 is under pressure, bearing 4 will be exerted pressure to the flexible end of telescopic oil cylinder 52, telescopic oil cylinder 52 will shorten under the effect of this pressure, when first support roller 1, when second support roller, 2 pressures reduce, under default oil pressure effect, telescopic oil cylinder 52 resets elongation.
In the preferred version, in order to make the support roller assembly firmly to move with telescopic oil cylinder 52 in the vertical directions, the both sides of telescopic oil cylinder are provided with lead 15, the bottom of lead (15) and the car body of trucd mixer are fixed, the relevant position, bottom of bearing 4 is provided with the pilot hole that matches with lead 15, and the support roller assembly can move at vertical direction along lead 15.
All the other specific embodiment and first embodiment are similar, no longer are described in detail at this.
In the foregoing description, the double supporting wheel structure of support roller assembly for floating, bracing or strutting arrangement provided by the present invention comprises that also the support roller assembly is the situation of single mount wheel, the support roller assembly can comprise single support roller, this support roller and bearing are hinged, bearing is fixed by the car body of elastic device and trucd mixer, and all the other specific embodiment are similar to the above embodiments, introduces no longer in detail at this.
The present invention also provides a kind of trucd mixer, and the middle raceway of the mixing drum of this trucd mixer is supported by above-mentioned bracing or strutting arrangement.Because above-mentioned bracing or strutting arrangement possesses above-mentioned technique effect, the trucd mixer with this bracing or strutting arrangement also should have the corresponding techniques effect.
The present invention also provides a kind of trucd mixer, and the back awl raceway of the mixing drum of this trucd mixer is supported by above-mentioned bracing or strutting arrangement.Because above-mentioned bracing or strutting arrangement possesses above-mentioned technique effect, the trucd mixer with this bracing or strutting arrangement also should have the corresponding techniques effect.
The above only is the description of the preferred implementation of invention; should be understood that; because the finiteness of literal expression; and objectively have unlimited concrete structure; for those skilled in the art; under the prerequisite that does not break away from the principle of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (9)
1. bracing or strutting arrangement is used to support the mixing drum of trucd mixer, comprises the support roller assembly, it is characterized in that the bottom of described support roller assembly is fixed by the car body of elastic device and trucd mixer.
2. bracing or strutting arrangement according to claim 1, be in its feature, described elastic device is leaf spring (5), the two ends of described leaf spring (5) are fixed with the car body of trucd mixer by left support abutment (6), right support abutment (7) respectively, and the bottom of described support roller assembly and described leaf spring (5) are fixing.
3. bracing or strutting arrangement according to claim 1, it is characterized in that, described elastic device is rubber spring (51), and the upper end of the bottom of described support roller assembly and described rubber spring (51) is fixed, and the bottom of described rubber spring (51) and the car body of trucd mixer are fixed.
4. bracing or strutting arrangement according to claim 1 is characterized in that, described elastic device is telescopic oil cylinder (52), and the car body of its cylinder body and trucd mixer is fixed, and its flexible end is against the bottom of described support roller assembly.
5. bracing or strutting arrangement according to claim 4, it is characterized in that, the both sides of described telescopic oil cylinder (52) are provided with lead (15), and the bottom of lead (15) and the car body of trucd mixer are fixed, and the relevant position, bottom of described support roller assembly is provided with the pilot hole that cooperates with described lead.
6. according to each described bracing or strutting arrangement of claim 1-5, it is characterized in that, described support roller assembly comprises first support roller (1), second support roller (2), equalizer bar (3), bearing (4), described first support roller (1), described second support roller (2) are hinged with the two ends of described equalizer bar (3) respectively, described equalizer bar (3) is hinged with the upper end of described bearing (4), and the bottom of described bearing (4) is fixed by the car body of elastic device and trucd mixer.
7. according to each described bracing or strutting arrangement of claim 1-5, it is characterized in that described support roller assembly comprises support roller and supporting seat, the upper end of described support roller and described supporting base is hinged, and the bottom of described supporting base is fixed by the car body of elastic device and trucd mixer.
8. a trucd mixer is characterized in that, the middle raceway of the mixing drum of this trucd mixer is supported by each described bracing or strutting arrangement of claim 1-7.
9. a trucd mixer is characterized in that, the back awl raceway of this trucd mixer is supported by each described bracing or strutting arrangement of claim 1-7.
Priority Applications (1)
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CN 201010184814 CN101844372A (en) | 2010-05-21 | 2010-05-21 | Support device and agitating lorry |
Applications Claiming Priority (1)
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CN 201010184814 CN101844372A (en) | 2010-05-21 | 2010-05-21 | Support device and agitating lorry |
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CN 201010184814 Pending CN101844372A (en) | 2010-05-21 | 2010-05-21 | Support device and agitating lorry |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102267185A (en) * | 2011-08-31 | 2011-12-07 | 贵州航天凯山特种车改装有限公司 | Wheel supporting device of concrete mixing and transporting vehicle tank |
CN102699998A (en) * | 2012-05-29 | 2012-10-03 | 三一重工股份有限公司 | Mixer truck |
CN103406262A (en) * | 2013-08-13 | 2013-11-27 | 长沙中联重科环卫机械有限公司 | Supporting structure and drum sieve of cylinder |
CN104162934A (en) * | 2014-08-06 | 2014-11-26 | 扬州柳工建设机械有限公司 | Barrel driving mechanism of heavy concrete mixer truck |
CN104325557A (en) * | 2014-10-29 | 2015-02-04 | 浙江同泰建设集团有限公司 | Mixing drum supporting device |
CN104385459A (en) * | 2014-10-21 | 2015-03-04 | 广东惠利普路桥信息工程有限公司 | Stirring vehicle with elastic device |
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JPS5621919A (en) * | 1979-07-30 | 1981-02-28 | Shin Meiwa Ind Co Ltd | Mixer drum drive controller in concrete mixer truck |
CN2645012Y (en) * | 2003-09-01 | 2004-09-29 | 北京正时捷工程技术有限公司 | Friction drive type cylinder rotation apparatus |
CN101152743A (en) * | 2006-09-29 | 2008-04-02 | 中国国际海运集装箱(集团)股份有限公司 | Riding wheel and concrete mixing truck having the riding wheel structure |
CN201186632Y (en) * | 2008-03-24 | 2009-01-28 | 三一重工股份有限公司 | Automatic aligning riding wheel apparatus |
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2010
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS5621919A (en) * | 1979-07-30 | 1981-02-28 | Shin Meiwa Ind Co Ltd | Mixer drum drive controller in concrete mixer truck |
CN2645012Y (en) * | 2003-09-01 | 2004-09-29 | 北京正时捷工程技术有限公司 | Friction drive type cylinder rotation apparatus |
CN101152743A (en) * | 2006-09-29 | 2008-04-02 | 中国国际海运集装箱(集团)股份有限公司 | Riding wheel and concrete mixing truck having the riding wheel structure |
CN201186632Y (en) * | 2008-03-24 | 2009-01-28 | 三一重工股份有限公司 | Automatic aligning riding wheel apparatus |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102267185A (en) * | 2011-08-31 | 2011-12-07 | 贵州航天凯山特种车改装有限公司 | Wheel supporting device of concrete mixing and transporting vehicle tank |
CN102699998A (en) * | 2012-05-29 | 2012-10-03 | 三一重工股份有限公司 | Mixer truck |
CN103406262A (en) * | 2013-08-13 | 2013-11-27 | 长沙中联重科环卫机械有限公司 | Supporting structure and drum sieve of cylinder |
CN104162934A (en) * | 2014-08-06 | 2014-11-26 | 扬州柳工建设机械有限公司 | Barrel driving mechanism of heavy concrete mixer truck |
CN104385459A (en) * | 2014-10-21 | 2015-03-04 | 广东惠利普路桥信息工程有限公司 | Stirring vehicle with elastic device |
CN104325557A (en) * | 2014-10-29 | 2015-02-04 | 浙江同泰建设集团有限公司 | Mixing drum supporting device |
CN104325557B (en) * | 2014-10-29 | 2016-07-06 | 浙江同泰建设集团有限公司 | A kind of stirring drum supporting device |
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Application publication date: 20100929 |