CN102699998A - Mixer truck - Google Patents
Mixer truck Download PDFInfo
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- CN102699998A CN102699998A CN201210171619XA CN201210171619A CN102699998A CN 102699998 A CN102699998 A CN 102699998A CN 201210171619X A CN201210171619X A CN 201210171619XA CN 201210171619 A CN201210171619 A CN 201210171619A CN 102699998 A CN102699998 A CN 102699998A
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- mixing drum
- support roller
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- car body
- raceway
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Abstract
The invention provides a mixer truck. The mixer truck comprises a truck body as well as a mixing drum and riding wheels which are mounted on the truck body, wherein the axis of the mixing drum is inclined relative to a horizontal plane; the mixing drum is supported by the riding wheels; an inclination angle of the axes of the riding wheels relative to the horizontal plane is smaller than an inclination angle of the axis of the mixing drum relative to the horizontal plane; the axes of the riding wheels can be intersected with the axis of the mixing drum, or the axes of the rilding wheels are intersected with an axial space of the mixing drum. According to the technical scheme provided by the invention, a component force of the truck body in the horizontal direction, which is formed by the gravities of the mixing drum and matrials in the mixing drum can be reduced even eliminated, and thus the stress borne by the truck body can be reduced, the service life of the truck body is prolonged, the volumes and the weights of relevant support parts of the truck body and the mixing drum can be reduced, the occupied spaces of the truck body and the relavant suport parts are reduced and the dead weight of the truck body is reduced.
Description
Technical field
The present invention relates to engineering machinery field,, especially relate to and to reduce the stressed trucd mixer of car body level in particular to a kind of trucd mixer.
Background technology
On concrete mixer truck, for the more material of dress in mixing drum, so mixing drum is tilted-putted with respect to car body.
To shown in Figure 4, show the mixing drum of trucd mixer in the correlation technique and the relation between the support roller like Fig. 1, and the force-bearing situation of support roller.Wherein, Fig. 1 is that the position concerns sketch map between mixing drum and the support roller of trucd mixer in the correlation technique; Fig. 2 be among Fig. 1 A to the rotation sketch map; Fig. 3 is the structural representation of trucd mixer in the correlation technique; Fig. 4 is that B portion amplifies and the stressed sketch map of support roller among Fig. 3.
As depicted in figs. 1 and 2; The mixing drum 103 of trucd mixer tilts to be installed on the car body 104 in the correlation technique; Mixing drum 103 adopts support roller 102 to support, and support roller 102 tilts to install with respect to car body 104, and the axis H of mixing drum 103 and the axis h of support roller 102 all parallel.Further, if mixing drum 103 is provided with the raceway 101 that cooperates with support roller 102, and then the parallel axes of the axis of raceway 101 and mixing drum 103 or coincidence also are parallel with the axis of support roller 102.Also promptly in correlation technique, the axis of the axis of mixing drum 103, raceway 101 and the axis of support roller 102 are all non-intersect.
Adopt this mounting means of mixing drum 103 and support roller 102 in the correlation technique, have following technical problem:
The gravity of mixing drum and materials inside thereof makes rear vehicle upper end receive backward component, make the Vehicular body front upper end receive component forward; For example, like Fig. 3 and shown in Figure 4, wherein; F be support roller 102 stressed direction, F1 is that component, the F2 of vertical direction is the component of horizontal direction.It is thus clear that; Car body 104 rear portions of trucd mixer receive a component F2 backward; In like manner, make the front portion of car body 104 receive a component forward, thereby cause mixing drum 103 and excessive, the easy damage of support component stress of support roller 102 on car body 104 and the car body 104.Prevent that above-mentioned fault from occurring, the volume and weight of car body, respective support parts will strengthen, and both take the space, improve the deadweight of vehicle again, and increase cost and energy waste.
Summary of the invention
Technical problem to be solved by this invention is; The gravity that reduces mixing drum and materials inside thereof makes power backward that the rear vehicle upper end receives, reduces the power forward that the Vehicular body front upper end receives; Thereby reduce the stress that car body receives; Under the situation that the volume and weight of car body and respective support parts does not increase, prevent one of technical problem such as easy damage or technical problem of car body and respective support parts.
In view of this; The invention provides a kind of trucd mixer, comprise car body, be installed in mixing drum and support roller on the said car body, the axis of said mixing drum is inclined relative to horizontal; Said support roller supports said mixing drum; The axis of said support roller inclination angle with respect to the horizontal plane is less than the axis inclination angle with respect to the horizontal plane of said mixing drum, and the axis of said support roller and the axis of said mixing drum can intersect at a point, and perhaps the axis of the axis of said support roller and said mixing drum is space crossed.
Through technique scheme provided by the invention; Because of the axis of mixing drum and the axis of support roller can intersect at a point; Thereby can reduce even eliminate the stress that gravity brings the trucd mixer car body and the support component of being correlated with brings, prolong the service life of car body, and the volume and weight that reduces the relevant support component of mixing drum owing to mixing drum and material thereof; Reduce taking up room of car body and relative supports, reduce the deadweight of vehicle.
Adopt the axis of said support roller and the space crossed scheme of axis of said mixing drum also can realize goal of the invention of the present invention, can improve force-bearing situation, solution car body and the flimsy problem of support component of car body equally.
Preferably, said support roller level is installed on the said car body.In this technical scheme, the support roller level is installed on the car body, has reduced in the correlation technique because of support roller tilts to be installed in the component that brings in the horizontal direction to car body on the car body, reduces or has eliminated the stress that car body receives.
Preferably, said trucd mixer comprises a plurality of said support rollers, and said a plurality of support rollers are installed on the said car body about the axis symmetry of said mixing drum.The a plurality of support rollers that use symmetry to install support mixing drum, have reduced the active force that single support roller bore, and make support roller more reliable to the support of mixing drum, and support roller is symmetrical set about the mixing drum axis, can be more stable to the support of mixing drum.
Further, said trucd mixer comprises two said support rollers, and the axis of said two support rollers and the axes intersect of said mixing drum are in a bit.Adopt two support rollers, and the axes intersect of the axis of support roller and mixing drum is simple in structure when solving technical problem of the present invention in a bit.
Preferably, the axis of said support roller with can intersect at a point in horizontal plane with the longeron axis of said car body.Be support roller according to the installation that has a certain degree of the longeron axis of its axis and car body, support roller is matched with mixing drum or the raceway on it better; Simultaneously; Because of the axis of support roller and the longeron axis of car body have a certain degree; Though also can make car body receive horizontal component forward or backward at the support roller place; But this horizontal component not only can not increase the stress that car body receives, and in the opposite direction because of direction and correlation technique horizontal component, can also reduce the stress that car body receives.
Preferably, on said mixing drum, be set with raceway, the outside wall surface of said raceway matches with the support roller outside wall surface of support roller.On mixing drum, fixedly install raceway, then through the cooperating and support of support roller and raceway, convenient realization support roller is to the support of mixing drum.
Preferably, the said outside wall surface of said raceway is a taper seat.In this technical scheme; The outside wall surface of raceway is a taper seat, thereby Area of bearing is maximum when support roller cooperates with this outside wall surface, can also reduce to bring the component that the car body horizontal direction is brought owing to the gravity of mixing drum and material thereof; Prolong the service life of car body; And reduce volume and weight requirement to car body, and reduce it and take up room, reduce the deadweight of vehicle.Need to prove; Along with the increase of raceway outside wall surface tapering, might make the rear horizontal direction of car body receive the direction of component, with stressed in the opposite direction of level in the correlation technique; Be that rear vehicle receives horizontal component forward; Therefore, can adjust the stressed direction of car body level through the tapering of adjustment raceway outside wall surface, thereby can adjust the size of the suffered stress of car body.
Preferably, the said outside wall surface of said raceway is the taper seat with convex arc.Promptly can carry out reconditioning to the outside wall surface of raceway taper, make it to have the conical surface of certain convex arc degree, convenience cooperates and rolling with support roller.
Preferably, said raceway is fixed on the outside wall surface of middle part tube and/or rear conical-tube of said mixing drum.Raceway can be arranged on the outside wall surface of middle part tube of mixing drum, also can be arranged on the outside wall surface of rear conical-tube of mixing drum, perhaps is arranged on simultaneously on middle part tube and the rear conical-tube, can conveniently realize the support of support roller to mixing drum.
Preferably, said support roller outside wall surface is the taper seat or the face of cylinder.In this technical scheme; The support roller outside wall surface that cooperates with the outside wall surface of raceway preferably also is a taper seat; Like this mating surface contact area of support roller and raceway big, support, still, the support roller outside wall surface also can be the face of cylinder; Can use the support roller in the correlation technique like this, reduce cost and improve the applicability of support roller.
In sum; Through technical scheme of the present invention; Can reduce even eliminate the component that car body horizontal direction that gravity owing to mixing drum and weight thereof brings trucd mixer is brought, prolong the service life of car body, and the requirement that reduces the volume and weight of car body and mixing drum support component; Reduce taking up room of car body and relevant support component, reduce the deadweight of vehicle.
Description of drawings
Fig. 1 is that the mixing drum of trucd mixer in the correlation technique and the position between the support roller concern sketch map;
Fig. 2 be among Fig. 1 A to the rotation sketch map;
Fig. 3 is the structural representation of trucd mixer in the correlation technique;
Fig. 4 is that B portion amplifies and the stressed sketch map of support roller among Fig. 3;
Fig. 5 concerns sketch map according to the mixing drum of trucd mixer according to the invention and the position between the support roller;
Fig. 6 be among Fig. 5 C to sketch map;
Fig. 7 is the structural representation according to trucd mixer one embodiment according to the invention;
Fig. 8 is the enlarged diagram of D portion among Fig. 7;
Fig. 9 be among Fig. 7 E to sketch map;
Figure 10 is the sectional structure sketch map of raceway among Fig. 7 embodiment.
Wherein, among Fig. 5 to Figure 10, the corresponding relation of each parts and label is:
1 raceway, 11 outside wall surface, 12 end faces, 13 internal faces
2 support rollers, 21 support roller outside wall surface
3 mixing drums, 31 inner cone tubes, 32 middle part tubes, 33 rear conical-tubes
4 car bodies
H mixing drum axis L support roller axes O mixing drum axis and support roller axis joining
The joining of M car body longeron axis P car body axis and support roller axis
The specific embodiment
In order more to be expressly understood above-mentioned purpose of the present invention, feature and advantage, the present invention is further described in detail below in conjunction with the accompanying drawing and the specific embodiment.
A lot of details have been set forth in the following description so that make much of the present invention; But; The present invention can also adopt other to be different from other modes described here and implement, and therefore, protection scope of the present invention does not receive the restriction of following disclosed specific embodiment.
Below in conjunction with accompanying drawing and embodiment the present invention is further specified.Need to prove that under the situation of not conflicting, the application's embodiment and the characteristic among the embodiment can make up each other.
Fig. 5 concerns sketch map according to the mixing drum of trucd mixer according to the invention and the position between the support roller; Fig. 6 be among Fig. 5 C to sketch map; Fig. 7 is the structural representation according to trucd mixer one embodiment according to the invention; Fig. 8 is the enlarged diagram of D portion among Fig. 7; Fig. 9 be among Fig. 7 E to sketch map; Figure 10 is the sectional structure sketch map of raceway among Fig. 7 embodiment.
Like Fig. 5 and shown in Figure 6; Trucd mixer 10 provided by the invention comprises car body 4, is installed in mixing drum 3 and support roller 2 on the car body 4, and the axis of said mixing drum 3 is inclined relative to horizontal; Support roller 2 supports said mixing drum 3; The axis of said support roller 2 inclination angle with respect to the horizontal plane is less than the axis inclination angle with respect to the horizontal plane of said mixing drum 3, wherein, and the axis L of said support roller 2 and the axis H of said mixing drum 3 O that can intersect at a point; The axis L of perhaps said support roller 2 and the axis H of said mixing drum 3 are the relation of space intersection fork.
Can the intersect at a point technical scheme of O of the axis L of the above-mentioned said support roller 2 that provides through the embodiment of the invention and the axis H of said mixing drum 3; Because of the axis L of the axis H of mixing drum 3 and support roller 2 O that can intersect at a point; Thereby can reduce gravity owing to mixing drum 3 and interior material thereof and bring the stress that trucd mixer car body 4 and mixing drum support component bring; Prolong the service life of car body 4, and reduce requirement, reduce taking up room of car body 4 and relevant support component the volume and weight of mixing drum 3 relevant support components; Reduce the deadweight of vehicle, realize goal of the invention of the present invention.
Equally, adopt the space crossed technical scheme of axis H of the axis L and the said mixing drum 3 of said support roller 2, can improve force-bearing situation, solution car body and the flimsy problem of support component of car body 4 equally, can realize goal of the invention of the present invention equally.
Preferably, to shown in Figure 9, said support roller 2 levels are installed on the said car body 4 like Fig. 7.In this technical scheme, support roller 2 levels are installed on the car body 4, have reduced in the correlation technique to reduce the stress that car body 4 receives because of support roller 2 tilts to be installed in the component of bringing for car body 4 in the horizontal direction on the car body 4.
Preferably, said trucd mixer comprises a plurality of said support rollers 2, and a plurality of said support rollers 2 are installed on the said car body 4 about the axis H symmetry of said mixing drum 3.The a plurality of support rollers 2 that use symmetry to install support mixing drum 3; Reduced the active force that single support roller 2 is born; And make the support of 2 pairs of mixing drums 3 of support roller more reliable, and support roller 2 is symmetrical set about mixing drum 3 axis H, can be more stable to the support of mixing drum 3.
In the present embodiment, said trucd mixer comprises two said support rollers 2, and the axes intersect of the axis of said two support rollers 2 and said mixing drum 3 is in a bit.Adopt two support rollers 2, and the axes intersect of the axis of support roller 2 and mixing drum 3 is simple in structure when solving technical problem of the present invention in a bit.
It will be appreciated by those skilled in the art that symmetrically arranged support roller 2 is not restricted to symmetrically arranged two support rollers 2 in the present embodiment, can be symmetrically arranged four, symmetrically arranged six etc., gets final product so long as be symmetrical set about the axis H of mixing drum 3.Further; If adopt support roller 2 to match with raceway 1 on the mixing drum 3; Then each raceway can cooperate with symmetrically arranged two support rollers 2, also can cooperate with symmetrically arranged four support rollers, and preferably each raceway cooperates with symmetrically arranged two support rollers; Support mixing drum, stressed so better, supporting & stablizing and cost be lower.
Preferably, the axis L of said support roller 2 with the longeron axis M of said car body 4 P that in horizontal plane, can intersect at a point.Be that the axis L of support roller 2 and the longeron axis M of car body 4 have a certain degree, support roller 2 is matched with mixing drum 3 or the raceway 1 on it better; Simultaneously; Because of the axis L of support roller 2 and the longeron axis M of car body 4 have a certain degree; Though also can make car body 4 receive horizontal component forward or backward at support roller 2 places; But this horizontal component not only can not increase the stress that car body 4 receives, and because of car body 4 in its direction and the correlation technique receives the in the opposite direction of horizontal component, can also reduce the stress that car body 4 receives.
Preferably, on said mixing drum 3, be set with raceway 1, the outside wall surface 11 of said raceway 1 matches with the support roller outside wall surface 21 of said support roller 2.On mixing drum 3, fixedly install raceway 1, then cooperate and support the support of 2 pairs of mixing drums 3 of convenient realization support roller through support roller 2 and raceway 1.
Preferably, the said outside wall surface 11 of said raceway 1 is a taper seat.In this technical scheme; The outside wall surface 11 of raceway 1 is a taper seat, thereby Area of bearing is maximum when support roller 2 cooperates with this outside wall surface 11, can also reduce to bring the car body component that 4 horizontal directions are brought owing to the gravity of mixing drum 3 and material thereof; Prolong the service life of car body; And reduce volume and weight requirement to car body, and reduce it and take up room, reduce the deadweight of vehicle.Need to prove; Increase along with outside wall surface 11 taperings of raceway 1; Might make car body 4 rear horizontal directions receive the direction of component; In the opposite direction with car body horizontal direction force in the correlation technique, promptly car body 4 rear portions receive horizontal component forward, and the tapering of the outside wall surface 11 that this can be through adjustment raceway 1 is adjusted the component that car body 4 horizontal directions receive.
Preferably, the said outside wall surface 11 of said raceway 1 is for having the taper seat of convex arc.Promptly can carry out reconditioning to the outside wall surface 11 of raceway 1 taper, make it to have the conical surface of certain convex arc, convenience cooperates and rolling with support roller 2, and reduces the friction and wear between raceway 1 and support roller 2 mating surfaces.The outside wall surface 11 that it will be appreciated by those skilled in the art that raceway 1 can be other shapes also, as long as be convenient to the outside wall surface 11 of raceway 1 and the support roller outside wall surface 21 of support roller 2 matches, and the friction and wear that reduces between the two gets final product.
Said raceway 1 is fixed on the outside wall surface of middle part tube 32 and/or rear conical-tube 33 of said mixing drum 3.In the present embodiment; Mixing drum 3 comprises inner cone tube 31, middle part tube 32 and rear conical-tube 33; Raceway 1 can be arranged on the outside wall surface of middle part tube 32 of mixing drum 3; Also can be arranged on the outside wall surface of rear conical-tube 33 of mixing drum 3, perhaps be arranged on simultaneously on the outside wall surface of middle part tube 32 and rear conical-tube 33, all can conveniently realize the support of 2 pairs of mixing drums 3 of support roller.In the present embodiment, as shown in Figure 7, raceway 1 is arranged on the outside wall surface of rear conical-tube 33.
Further, in the present embodiment, said raceway 1 is an annular, and said raceway 1 is welded on the outside wall surface of said middle part tube 32 and/or said rear conical-tube 33.In this technical scheme, raceway 1 is splits with mixing drum 3, is convenient to the processing of mixing drum 3 and raceway 1; And in the present embodiment, shown in figure 10, raceway 1 is an annular; Comprise outside wall surface 11, both ends of the surface 12 and internal face 13, and be welded on the rear conical-tube 33 of mixing drum 3, through being welded to connect through internal face 13; Can make easy to connect, reliable between raceway 1 and the mixing drum 3, reduce manufacturing cost.
Preferably, the said support roller outside wall surface 21 of said support roller 2 is the taper seat or the face of cylinder.In this technical scheme; The support roller outside wall surface 21 that cooperates with the outside wall surface 11 of raceway 1 preferably also is a taper seat; Like this support roller 2 big with the mating surface contact area of raceway 1, support, still, support roller outside wall surface 21 also can be the face of cylinder; Can use the support roller in the correlation technique like this, reduce cost and improve the applicability of support roller 2.The support roller outside wall surface 21 that it will be appreciated by those skilled in the art that support roller 2 can be other shapes also, as long as be convenient to match with the outside wall surface 11 of raceway 1, and the friction and wear that reduces between the two gets final product.
Those skilled in the art are understood that; The angle of taper seat of the outside wall surface 11 through adjustment raceway 1; And then can adjust the contact-making surface of raceway 1 and support roller 2 and the angle between the horizontal plane, can reduce even eliminate the component that is applied on 3 pairs of car bodies of mixing drum, the 4 front and rear horizontal directions, even can make car body 4 rear portions receive the direction of component in the horizontal direction; In the opposite direction with the suffered component of horizontal direction in the correlation technique; Not hard to imagine, when the cone angle of the outside wall surface 11 of raceway 1 was big, raceway 1 passed to direction and F2 shown in Figure 4 in the opposite direction of the horizontal direction active force of support roller 2; The rear portion that is car body 4 receives horizontal component forward, thereby can reduce the stress that car body 4 receives.
To sum up; Through technical scheme of the present invention, can reduce even eliminate the component that brings the car body horizontal direction of trucd mixer owing to the gravity of mixing drum and material thereof, prolong the service life of car body; And reduce the requirement of car body with the volume and weight of the relevant support component of mixing drum; Reduce taking up room of car body and relevant support component, reduce the deadweight of vehicle, practice thrift the cost and the energy.
The above is merely the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. trucd mixer; It is characterized in that; Comprise car body (4), be installed in mixing drum (3) and support roller (2) on the said car body (4); The axis of said mixing drum (3) is inclined relative to horizontal, and said support roller (2) supports said mixing drum (3), and the axis inclination angle with respect to the horizontal plane of said support roller (2) is less than the axis inclination angle with respect to the horizontal plane of said mixing drum (3); The axis of the axis of said support roller (2) and said mixing drum (3) can intersect at a point, the axis space intersection fork of the axis of perhaps said support roller (2) and said mixing drum (3).
2. trucd mixer according to claim 1 is characterized in that,
Said support roller (2) level is installed on the said car body (4).
3. trucd mixer according to claim 2 is characterized in that,
Said trucd mixer comprises a plurality of said support rollers (2), and a plurality of said support rollers (2) are installed on the said car body (4) about the axis symmetry of said mixing drum (3).
4. trucd mixer according to claim 3 is characterized in that, said trucd mixer comprises two said support rollers (2), and the axes intersect of the axis of said two support rollers (2) and said mixing drum (3) is in a bit.
5. trucd mixer according to claim 2 is characterized in that,
The longeron axis of the axis of said support roller (2) and said car body (4) can intersect at a point in horizontal plane.
6. according to arbitrary described trucd mixer in the claim 1 to 5, it is characterized in that,
On said mixing drum (3), be set with raceway (1), the outside wall surface of said raceway (1) matches with the support roller outside wall surface (21) of said support roller (2).
7. trucd mixer according to claim 6 is characterized in that,
The said outside wall surface (11) of said raceway (1) is a taper seat.
8. trucd mixer according to claim 6 is characterized in that,
The said outside wall surface (11) of said raceway (1) is for having the taper seat of convex arc.
9. trucd mixer according to claim 6 is characterized in that,
Said raceway (1) is fixed on the outside wall surface of middle part tube (32) and/or rear conical-tube (33) of said mixing drum (3).
10. trucd mixer according to claim 6 is characterized in that,
Said support roller outside wall surface (21) is the taper seat or the face of cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210171619XA CN102699998A (en) | 2012-05-29 | 2012-05-29 | Mixer truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210171619XA CN102699998A (en) | 2012-05-29 | 2012-05-29 | Mixer truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102699998A true CN102699998A (en) | 2012-10-03 |
Family
ID=46893204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210171619XA Pending CN102699998A (en) | 2012-05-29 | 2012-05-29 | Mixer truck |
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| Country | Link |
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| CN (1) | CN102699998A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106313325A (en) * | 2015-06-30 | 2017-01-11 | 湖南汽车制造有限责任公司 | Concrete mixing carrier vehicle |
| CN106827241A (en) * | 2016-12-28 | 2017-06-13 | 重庆健杰科技有限公司 | The preparation method that anti-concrete piles up trucd mixer |
| CN110877414A (en) * | 2019-10-28 | 2020-03-13 | 中联重科股份有限公司 | Mixer truck |
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| CN2611124Y (en) * | 2003-03-19 | 2004-04-14 | 姜朴 | Concrete mixing transfer vehicle |
| 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 |
| CN101844372A (en) * | 2010-05-21 | 2010-09-29 | 三一重工股份有限公司 | Support device and agitating lorry |
| CN202337228U (en) * | 2011-10-31 | 2012-07-18 | 中联重科股份有限公司 | Mounting structure for agitating drum of concrete agitating lorry and concrete agitating lorry |
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2012
- 2012-05-29 CN CN201210171619XA patent/CN102699998A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2611124Y (en) * | 2003-03-19 | 2004-04-14 | 姜朴 | Concrete mixing transfer vehicle |
| 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 |
| CN101844372A (en) * | 2010-05-21 | 2010-09-29 | 三一重工股份有限公司 | Support device and agitating lorry |
| CN202337228U (en) * | 2011-10-31 | 2012-07-18 | 中联重科股份有限公司 | Mounting structure for agitating drum of concrete agitating lorry and concrete agitating lorry |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106313325A (en) * | 2015-06-30 | 2017-01-11 | 湖南汽车制造有限责任公司 | Concrete mixing carrier vehicle |
| CN106827241A (en) * | 2016-12-28 | 2017-06-13 | 重庆健杰科技有限公司 | The preparation method that anti-concrete piles up trucd mixer |
| CN106827241B (en) * | 2016-12-28 | 2019-02-26 | 重庆健杰科技有限公司 | The production method of anti-concrete accumulation mixer truck |
| CN110877414A (en) * | 2019-10-28 | 2020-03-13 | 中联重科股份有限公司 | Mixer truck |
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Owner name: SANY AUTOMOBILE MANUFACTURING CO., LTD. Free format text: FORMER OWNER: SANYI HEAVY INDUSTRY CO LTD Effective date: 20130502 |
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Effective date of registration: 20130502 Address after: 410100 Changsha economic and Technological Development Zone, Hunan City, the 31 industrial city Applicant after: SANY Automobile Manufacturing Co., Ltd. Address before: 410100 Changsha economic and Technological Development Zone, Hunan City, the 31 industrial city Applicant before: Sanyi Heavy Industry Co., Ltd. |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20121003 |