CN102518305A - Concrete pump truck and arm support thereof - Google Patents
Concrete pump truck and arm support thereof Download PDFInfo
- Publication number
- CN102518305A CN102518305A CN2011104140820A CN201110414082A CN102518305A CN 102518305 A CN102518305 A CN 102518305A CN 2011104140820 A CN2011104140820 A CN 2011104140820A CN 201110414082 A CN201110414082 A CN 201110414082A CN 102518305 A CN102518305 A CN 102518305A
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- Prior art keywords
- joint
- jib
- joint arm
- arm
- longitudinal surface
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
- E04G21/04—Devices for both conveying and distributing
- E04G21/0418—Devices for both conveying and distributing with distribution hose
- E04G21/0445—Devices for both conveying and distributing with distribution hose with booms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/54—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes with pneumatic or hydraulic motors, e.g. for actuating jib-cranes on tractors
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
- E04G21/04—Devices for both conveying and distributing
- E04G21/0418—Devices for both conveying and distributing with distribution hose
- E04G21/0436—Devices for both conveying and distributing with distribution hose on a mobile support, e.g. truck
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The invention provides an arm support of a concrete pump truck, which can be folded and unfolded. The arm support of the concrete pump truck comprises seven sections of arms which are hinged in sequence. The seven sections of arms are basically arranged into five mutually staggered straight lines, and at least the last two sections of arms are on the same straight line. Because the seven sections of arms are basically arranged into five mutually staggered straight lines, the overall size of the arms can be greatly reduced, and the requirements of the road running condition of the concrete pump truck can be easily met. In addition, when the arm support is folded, the last two sections of arms are on the same straight line, thus the flexibility and the operability of the arm support fabric can be greatly improved. The invention further provides the concrete pump truck with the arm support.
Description
Technical field
The present invention relates to the conveying equipment of concrete or other constructional materialss, particularly, the concrete mixer that relates to a kind of jib of concrete mixer and comprise this jib.
Background technology
Concrete pump truck (also can abbreviate " concrete mixer " perhaps " pump truck " as) is that concrete pump and articulated boom are installed on the automobile chassis, and lays concrete conveying pipe along jib, finally exports concrete conveying machinery through end hose.Articulated boom has folded state and deployed condition.When folded state, the jib folding and retraction is to the chassis, so that pump truck is in travels down.In deployed condition, jib launches, with remote fluid concrete.
Known ground, the folded form of jib mainly contains R shape, Z-shaped and RZ shape.R shape folding mode is meant single oil cylinder joint, and for example clockwise direction is folding facing one direction with the mode of reeling or intervolving, and for example counterclockwise launches in the opposite direction.Z-shaped folding mode is meant the folding or expansion with opposite successively direction of single oil cylinder joint.RZ shape is R shape and Z-shaped combination.In order to obtain farther fed distance, need use more single oil cylinder joint.Yet at folded state, pump truck will receive the restriction of road driving condition inevitably when travels down, and for example the length and width height of pump truck all will receive the restriction of road driving standard under folded state, so can not unrestrictedly increase the joint number of arm joint.At present, number generally can be above six joints successively for the arm of the jib of concrete mixer.
In order to increase concrete fed distance, under the arm situation that number does not increase successively, can only select to increase the length of every joint arm joint; But this mode makes the flexibility of jib and operability descend on the one hand; On the other hand, because arm joint length increases the corresponding increase so the sectional dimension of arm joint is also had to; Thereby still can cause the pump truck overall dimensions to increase to a certain extent, thereby receive the restriction of road driving condition.
How guaranteeing that pump truck under the folded state can satisfy the requirement of road driving condition; Can, jib increase concrete fed distance when launching as much as possible again; Can also guarantee simultaneously the flexibility and the operability of jib, be the long-standing difficult problem in this area always.
Summary of the invention
The jib that the purpose of this invention is to provide a kind of concrete mixer; It is not increasing under the situation of pump truck overall dimensions under the folded state basically; Concrete fed distance can be when jib launches, improved as much as possible, the flexibility and the operability of jib can also be guaranteed simultaneously.
To achieve these goals; The present invention provides a kind of jib of concrete mixer; This jib has folded state and deployed condition, and said jib comprises seven hinged successively joint arm joints, at said folded state; Five straight lines that said seven joint arm joints are arranged to stagger each other basically, and last at least two joint arm sections are on same straight line.
Preferably, at said folded state, the 4th joint is to two straight lines of the 7th joint arm section in said five straight lines.
Preferably, on said the 4th joint arm joint and the straight line of the 5th joint arm section in said two straight lines, on said the 6th joint arm joint and the 7th joint arm section another straight line in said two straight lines.
Preferably; At said folded state, the first segment arm joint and the second joint arm joint are positioned on first longitudinal surface, and the 4th joint to the 7th joint arm joint is positioned on second longitudinal surface; First longitudinal surface and second longitudinal surface are parallel to each other and are spaced apart, and the 3rd joint arm joint extends between first longitudinal surface and second longitudinal surface.
Preferably, when jib was folding, first segment to the three joint arm joints were folding towards first direction, and the 4th joint arm joint court second direction opposite with first direction folds on the 3rd joint arm joint, and the 6th joint arm joint folds on the 5th joint arm joint towards first direction.
Preferably, on said the 5th joint arm joint, the 6th joint arm joint and the straight line of the 7th joint arm section in said two straight lines, said the 4th joint arm joint is in separately on another straight line in said two straight lines.
Preferably; At said folded state, the first segment arm joint and the second joint arm joint are positioned on first longitudinal surface, and the 4th joint to the 7th joint arm joint is positioned on second longitudinal surface; First longitudinal surface and second longitudinal surface are parallel to each other and are spaced apart, and the 3rd joint arm joint extends between first longitudinal surface and second longitudinal surface.
Preferably, when jib was folding, first segment to the three joint arm joints were folding towards first direction, and the 4th joint arm joint court second direction opposite with first direction folds on the 3rd joint arm joint, and the 5th joint arm joint folds on the 4th joint arm joint towards first direction.
Preferably, at said folded state, said five straight lines are parallel to each other basically.
In addition, the present invention also provides a kind of concrete mixer, comprises automobile chassis, turntable and jib, and this jib is installed on the automobile chassis through turntable, and wherein this jib is an arm joint provided by the present invention.
Through technique scheme, the jib with seven joint arm joints can be provided, so can improve concrete fed distance to a certain extent.In addition, at folded state, therefore five straight lines that said seven joint arm joints are arranged to stagger each other basically can dwindle the overall dimensions that arm saves greatly, satisfy the requirement of road driving condition easily.In addition, at folded state, the flexibility and the operability of jib cloth can be improved thus greatly in last at least two joint arm sections on same straight line.
Other features and advantages of the present invention will partly specify in the specific embodiment subsequently.
Description of drawings
Accompanying drawing is to be used to provide further understanding of the present invention, and constitutes the part of manual, is used to explain the present invention with the following specific embodiment, but is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 (a) is the side schematic view according to the concrete mixer of one embodiment of the present invention.
Fig. 1 (b) is the schematic diagram of Fig. 1 (a).
Fig. 2 (a) is the side schematic view according to the concrete mixer of another embodiment of the present invention.
Fig. 2 (b) is the schematic diagram of Fig. 2 (a).
Fig. 3 to Figure 10 is respectively the schematic diagram of the concrete mixer of some other embodiment provided by the invention.
The specific embodiment
Be elaborated below in conjunction with the accompanying drawing specific embodiments of the invention.Should be understood that the specific embodiment described herein only is used for explanation and explains the present invention, is not limited to the present invention.
As shown in the figure, concrete mixer mainly comprises automobile chassis, turntable and jib, and this jib is installed on the automobile chassis through turntable 8, so that can rotate platform 8 rotations as required, can rotate the 0-360 degree under the preferable case.
Concrete mixer provided by the invention has seven hinged successively joint arm joints, from first segment arm joint 1 beginning that links to each other with turntable 8, is followed successively by first segment to the seven joint arm joint 1-7.In prior art, have the jib that five joint arms save usually, the jib with seven joint arms joints can improve concrete fed distance to a certain extent.
In addition, as an importance of the present invention, when jib is in folded state; Five straight lines that said seven joint arm joints are arranged to stagger each other basically, in other words, seven joint arm joints constitute " five layers " structure when folding; Rather than as constituting " seven layers " structure (no matter being R shape or Z-shaped) on the traditional sense; Therefore can dwindle the height of overall dimensions, the especially pump truck of arm joint greatly, thereby satisfy the requirement of road driving condition easily.
In addition, as another importance of the present invention, when jib was in folded state, the flexibility and the operability of jib cloth can be improved thus greatly in last at least two joint arm sections on same straight line.Exactly because also there is the single oil cylinder joint to be on same the straight line; So could seven joint arm joints be folded into " five layers " structure; This characteristic and above-mentioned characteristic are combined, and have constituted a kind of brand-new technology scheme, and a kind of novel jib promptly is provided; Than the jib of traditional sense, it has obvious improvement meaning and stronger market value.
In technique scheme, those skilled in the art can adopt multiple concrete embodiment to come embodiment of the present invention, for example three joint arm joints are arranged point-blank, so just can seven joint arm joints be arranged to five straight lines; Perhaps, four joint arm joints one group are arranged on two straight lines in twos, can seven joint arm joints be arranged to five straight lines equally.In theory, being arranged in joint of two on same the straight line or three joint arm joints can be any adjacent arm joint in the seven joint arm joints.But, can the 4th joint to the 7th joint arm joint (being last four joint arm joints) be arranged on two straight lines as preferred embodiment a kind of.Because normally on minor details arm joint, connect end hose, when operation, concrete etc. is transported to the job site of appointment through this end hose.Therefore, last some joint arms are saved the layout that is in line and to increase the flexibility and the operability of jib in the cloth process greatly.
Below, at first will preferred embodiment be elaborated to two kinds provided by the present invention with reference to accompanying drawing.
Fig. 1 (a) and Fig. 1 (b) show one embodiment of the present invention.As shown in the figure, in seven joint arm joints of jib, said the 4th joint arm joint the 4 and the 5th joint arm joint 5 is in a straight line, and said the 6th joint arm joint the 6 and the 7th joint arm joint 7 is on another straight line.These two straight lines are as last two straight lines of five straight lines of jib of the present invention.In this way, last four joint arm joints are arranged on two adjacent straight lines, not only can reduce the overall dimensions of pump truck, and greatly improve the flexibility and the operability of jib cloth.
In addition; From Fig. 1 (a), can find out; When jib was in folded state, first segment arm the joint 1 and second joint arm joint 2 was positioned on first longitudinal surface, and the 4th joint arm joint 4 to the 7th joint arm joints 7 are positioned on second longitudinal surface; First longitudinal surface and second longitudinal surface are parallel to each other and are spaced apart, and the 3rd joint arm joint 3 extends between first longitudinal surface and second longitudinal surface.That is to say; On the width of pump truck; First longitudinal surface that comprises first segment arm the joint 1 and second joint arm joint 2 is spaced from each other with second longitudinal surface that comprises the 4th joint arm joint 4 to the 7th joint arm joints 7, links to each other through the 3rd joint arm joint 3 between two longitudinal surfaces, and promptly the 3rd joint arm joint 3 is designed to crooked shape; Make the one of which end be positioned at first longitudinal surface, the other end is positioned at second longitudinal surface.In this way, can make full use of the space of width on the pump truck chassis simultaneously so that the height of pump truck reduces.
In addition; As a kind of preferred jib folding mode; As shown in the figure, when jib was folding, first segment arm joint 1 to the 3rd joint arm joint 3 was folding towards first direction (being clockwise direction shown in Fig. 1 (b)); The 4th joint arm saves the 4 courts second direction (counterclockwise) opposite with first direction and folds on the 3rd joint arm joint 3, and the 6th joint arm joint 6 folds on the 5th joint arm joint 5 towards first direction.Jib launches to carry out according to opposite direction.Through this hybrid-type folding mode, can effectively reduce space shared under the jib folded state, reduce the overall dimensions of pump truck under walking states, satisfy the requirement of road driving condition easily.
Fig. 2 (a) and Fig. 2 (b) show second kind of embodiment of the present invention.As shown in the figure, in seven joint arm joints of jib, said the 5th joint arm joint the 5, the 6th joint arm joint the 6 and the 7th joint arm joint 7 is on same the straight line, and said the 4th joint arm joint 4 then is in separately on another adjacent straight line.In this way, last three joint arm joints are arranged on same the straight line, the flexibility of jib and operability are further improved, under the situation of some limited space, also can guarantee concrete successfully is transported to the job site of appointment.
In addition, similar with above-mentioned first embodiment, equally can seven joint arm joints are arranged apart in two longitudinal surfaces, so that reduce the height of pump truck, make full use of the space of width on the pump truck chassis simultaneously, no longer repeat specification to this.
In addition; As a kind of preferred jib folding mode; As shown in the figure, when jib was folding, first segment arm joint 1 to the 3rd joint arm joint 3 was folding towards first direction (being clockwise direction shown in Fig. 2 (b)); The 4th joint arm saves the 4 courts second direction opposite with first direction (being counter clockwise direction shown in Fig. 2 (b)) and folds on the 3rd joint arm joint 3, and the 5th joint arm joint 5 folds into the 4th towards first direction and saves on the arm joint 4.Through this hybrid-type folding mode, can effectively reduce space shared under the jib folded state equally, reduce the overall dimensions of pump truck under walking states, satisfy the requirement of road driving condition easily.
In addition, as one embodiment of the present invention, shown in Fig. 1 (a) and Fig. 2 (a), five straight lines that seven joint arm joints are constituted are parallel to each other basically.That is, when folded state, all arms joint all roughly is in level in the arm section, the more stable and easy arrangement relatively comparatively speaking of structure.
As another aspect of the present invention, a kind of concrete mixer also is provided, mainly comprise automobile chassis, turntable and jib, this jib is installed on the automobile chassis through turntable 8, and this jib adopts jib provided by the present invention.
Except above-mentioned two kinds of embodiments, the present invention also provides some other embodiment of the jib with seven joint arm joints, and is extremely shown in Figure 10 like Fig. 3 respectively, describes in the face of these embodiments down.
As shown in Figure 3, at folded state, the 6th joint arm joint the 6 and the 7th joint arm saves 7 and arranges point-blank, thereby can improve the flexibility and the operability of jib.In addition, when jib was folding, the folding mode of first segment arm joint 1 to the 3rd joint arm joint 3 was a R shape, and folding direction is the clockwise direction shown in Fig. 3, and the folding mode of the 3rd joint arm joint 3 to the 6th joint arm joints 6 is Z-shaped.
As shown in Figure 4, at folded state, the 6th joint arm joint the 6 and the 7th joint arm joint 7 is arranged point-blank.In addition, when this jib folded, the folding mode of first segment arm joint 1 to the 3rd joint arm joint 3 was Z-shaped, and the folding mode of the 3rd joint arm joint 3 to the 6th joint arm joints 6 is Z-shaped for oppositely, and promptly the folding direction of folding direction and first segment arm joint 1 to the 3rd joint arm joint 3 is opposite.
As shown in Figure 5, when jib was folding, the folding mode of first segment arm joint 1 to the 3rd joint arm joint 3 was Z-shaped, and the folding mode of the 3rd joint arm joint 3 to the 6th joint arm joints 7 is Z-shaped for oppositely, and promptly the folding direction of folding direction and first segment arm joint 1 to the 3rd joint arm joint 3 is opposite.
As shown in Figure 6, at folded state, the 6th joint arm joint the 6 and the 7th joint arm joint 7 is arranged point-blank.In addition; When jib is folding; The folding mode of first segment arm joint 1 to the 3rd joint arm joint 3 is a R shape, and folding direction is the clockwise direction shown in Fig. 6, and the folding mode of the 3rd joint arm joint arm joint 3 to the 5th joint arm joints 5 is reverse R shape; Be that folding direction is counterclockwise, the 6th joint arm joint 6 fold in a clockwise direction the 5th joint arm joint 5 below.In addition, in this embodiment, the low inclination mode in high back was arranged before the 5th joint arm joint the 5, the 6th joint arm joint the 6 and the 7th joint arm joint 7 was on the fore-and-aft direction of pump truck, with this utilization rate that can improve the chassis superjacent air space, reduced the overall dimensions of pump truck.
As shown in Figure 7, at folded state, the 6th joint arm joint the 6 and the 7th joint arm joint 7 is arranged point-blank.In addition, when jib was folding, the folding mode of first segment arm joint 1 to the 3rd joint arm joint 3 was Z-shaped, and the folding mode of the second joint arm joint, 2 to the 6th joint arm joints 6 is a R shape, and folding direction is the counter clockwise direction shown in Fig. 7.In addition, in this embodiment, the 5th joint arm joint 5 is low early and high after inclination mode and arranges on the fore-and-aft direction of pump truck.
As shown in Figure 8; When jib was folding, the folding mode of first segment arm joint 1 to the 3rd joint arm joint 3 was a R shape, and folding direction is the clockwise direction shown in Fig. 8; The folding mode of the 3rd joint arm joint 3 to the 5th joint arm joints 5 is reverse R shape; Be that folding direction is counterclockwise, the folding mode of the 5th joint arm joint 5 to the 7th joint arm joints 7 is a R shape, and folding direction is a clockwise direction.
As shown in Figure 9, at folded state, the 6th joint arm joint the 6 and the 7th joint arm joint 7 is arranged point-blank.In addition; When jib was folding, the folding mode of first segment arm joint 1 to the 3rd joint arm joint 3 was a R shape, and folding direction is the clockwise direction shown in Fig. 9; The folding mode of the second joint arm joint, 2 to the 5th joint arms joints 5 is Z-shaped, the 6th joint arm joint 6 fold in a clockwise direction the 5th joint arm joint 5 below.
Shown in figure 10, at folded state, the 6th joint arm joint the 6 and the 7th joint arm joint 7 is arranged point-blank.In addition, when jib was folding, the folding mode of first segment arm joint 1 to the 3rd joint arm joint 3 was Z-shaped, and the folding mode of the 3rd joint arm joint 3 to the 5th joint arms joints 5 is Z-shaped for oppositely, the 6th joint arm joint 6 fold in a clockwise direction the 5th joint arm save 5 below.
More than combine accompanying drawing to describe preferred implementation of the present invention in detail; But; The present invention is not limited to the detail in the above-mentioned embodiment; In technical conceive scope of the present invention, can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
Need to prove that in addition each the concrete technical characterictic described in the above-mentioned specific embodiment under reconcilable situation, can make up through any suitable manner.For fear of unnecessary repetition, the present invention is to the explanation no longer separately of various possible compound modes.
In addition, also can carry out combination in any between the various embodiment of the present invention, as long as it is without prejudice to thought of the present invention, it should be regarded as the disclosed content of the present invention equally.
Claims (10)
1. the jib of a concrete mixer; This jib has folded state and deployed condition; It is characterized in that said jib comprises seven hinged successively joint arm joints, at said folded state; Five straight lines that said seven joint arm joints are arranged to stagger each other basically, and last at least two joint arm sections are on same straight line.
2. the jib of concrete mixer according to claim 1 is characterized in that, at said folded state, the 4th joint is to two straight lines of the 7th joint arm section in said five straight lines.
3. the jib of concrete mixer according to claim 2; It is characterized in that; On said the 4th joint arm joint and the straight line of the 5th joint arm section in said two straight lines, on said the 6th joint arm joint and the 7th joint arm section another straight line in said two straight lines.
4. the jib of concrete mixer according to claim 3; It is characterized in that; At said folded state, the first segment arm joint and the second joint arm joint are positioned on first longitudinal surface, and the 4th joint to the 7th joint arm joint is positioned on second longitudinal surface; First longitudinal surface and second longitudinal surface are parallel to each other and are spaced apart, and the 3rd joint arm joint extends between first longitudinal surface and second longitudinal surface.
5. the jib of concrete mixer according to claim 4; It is characterized in that; When jib is folding; First segment to the three joint arm joints are folding towards first direction, and the 4th joint arm joint court second direction opposite with first direction folds on the 3rd joint arm joint, and the 6th joint arm joint folds on the 5th joint arm joint towards first direction.
6. the jib of concrete mixer according to claim 2; It is characterized in that; On said the 5th joint arm joint, the 6th joint arm joint and the straight line of the 7th joint arm section in said two straight lines, said the 4th joint arm joint is in separately on another straight line in said two straight lines.
7. the jib of concrete mixer according to claim 6; It is characterized in that; At said folded state, the first segment arm joint and the second joint arm joint are positioned on first longitudinal surface, and the 4th joint to the 7th joint arm joint is positioned on second longitudinal surface; First longitudinal surface and second longitudinal surface are parallel to each other and are spaced apart, and the 3rd joint arm joint extends between first longitudinal surface and second longitudinal surface.
8. the jib of concrete mixer according to claim 7; It is characterized in that; When jib is folding; First segment to the three joint arm joints are folding towards first direction, and the 4th joint arm joint court second direction opposite with first direction folds on the 3rd joint arm joint, and the 5th joint arm joint folds on the 4th joint arm joint towards first direction.
9. the jib of concrete mixer according to claim 1 is characterized in that, at said folded state, said five straight lines are parallel to each other basically.
10. a concrete mixer comprises automobile chassis, turntable and jib, and this jib is installed on the automobile chassis through turntable, it is characterized in that, said jib is according to any described jib among the claim 1-9.
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110414082.0A CN102518305B (en) | 2011-12-13 | 2011-12-13 | Concrete pump truck and arm support thereof |
| RU2014123432A RU2014123432A (en) | 2011-12-13 | 2012-10-10 | ARROWS OF MOBILE CONCRETE PUMP AND MOBILE CONCRETE PUMP |
| PCT/CN2012/082697 WO2013086893A1 (en) | 2011-12-13 | 2012-10-10 | Boom of concrete pump truck and concrete pump truck |
| EP12858228.5A EP2792814A1 (en) | 2011-12-13 | 2012-10-10 | Boom of concrete pump truck and concrete pump truck |
| IN1442KON2014 IN2014KN01442A (en) | 2011-12-13 | 2012-10-10 | |
| US14/363,841 US20150008702A1 (en) | 2011-12-13 | 2012-10-10 | Boom of concrete pump truck and concrete pump truck |
| BR112014014442A BR112014014442A2 (en) | 2011-12-13 | 2012-10-10 | concrete pump truck boom and concrete pump truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110414082.0A CN102518305B (en) | 2011-12-13 | 2011-12-13 | Concrete pump truck and arm support thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102518305A true CN102518305A (en) | 2012-06-27 |
| CN102518305B CN102518305B (en) | 2013-08-28 |
Family
ID=46289344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110414082.0A Active CN102518305B (en) | 2011-12-13 | 2011-12-13 | Concrete pump truck and arm support thereof |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20150008702A1 (en) |
| EP (1) | EP2792814A1 (en) |
| CN (1) | CN102518305B (en) |
| BR (1) | BR112014014442A2 (en) |
| IN (1) | IN2014KN01442A (en) |
| RU (1) | RU2014123432A (en) |
| WO (1) | WO2013086893A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013086893A1 (en) * | 2011-12-13 | 2013-06-20 | 中联重科股份有限公司 | Boom of concrete pump truck and concrete pump truck |
| CN114517578A (en) * | 2020-11-20 | 2022-05-20 | 三一汽车制造有限公司 | Working vehicle |
| CN114517580A (en) * | 2020-11-20 | 2022-05-20 | 三一汽车制造有限公司 | Arm support device and working vehicle |
| CN115142678A (en) * | 2021-03-31 | 2022-10-04 | 三一汽车制造有限公司 | Arm support device and engineering machinery |
| CN115142680A (en) * | 2021-03-31 | 2022-10-04 | 三一汽车制造有限公司 | Construction machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE102014200396A1 (en) * | 2014-01-13 | 2015-07-30 | Putzmeister Engineering Gmbh | Truck-mounted concrete pump and protection circuit for it |
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| CN102409857B (en) * | 2011-10-24 | 2013-11-20 | 三一汽车制造有限公司 | Boom device and concrete pump truck |
| CN102518305B (en) * | 2011-12-13 | 2013-08-28 | 中联重科股份有限公司 | Concrete pump truck and arm support thereof |
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2012
- 2012-10-10 IN IN1442KON2014 patent/IN2014KN01442A/en unknown
- 2012-10-10 US US14/363,841 patent/US20150008702A1/en not_active Abandoned
- 2012-10-10 RU RU2014123432A patent/RU2014123432A/en not_active Application Discontinuation
- 2012-10-10 BR BR112014014442A patent/BR112014014442A2/en not_active IP Right Cessation
- 2012-10-10 EP EP12858228.5A patent/EP2792814A1/en not_active Withdrawn
- 2012-10-10 WO PCT/CN2012/082697 patent/WO2013086893A1/en active Application Filing
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| EP0838562B1 (en) * | 1996-10-25 | 2002-12-04 | PUTZMEISTER Aktiengesellschaft | Concrete pump boom |
| WO2004113648A1 (en) * | 2003-06-25 | 2004-12-29 | Putzmeister Aktiengesellschaft | Mobile concrete pump with distributing boom |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013086893A1 (en) * | 2011-12-13 | 2013-06-20 | 中联重科股份有限公司 | Boom of concrete pump truck and concrete pump truck |
| CN114517578A (en) * | 2020-11-20 | 2022-05-20 | 三一汽车制造有限公司 | Working vehicle |
| CN114517580A (en) * | 2020-11-20 | 2022-05-20 | 三一汽车制造有限公司 | Arm support device and working vehicle |
| CN114517578B (en) * | 2020-11-20 | 2023-04-28 | 三一汽车制造有限公司 | Work vehicle |
| CN114517580B (en) * | 2020-11-20 | 2024-03-08 | 三一汽车制造有限公司 | Arm support device and working vehicle |
| CN115142678A (en) * | 2021-03-31 | 2022-10-04 | 三一汽车制造有限公司 | Arm support device and engineering machinery |
| CN115142680A (en) * | 2021-03-31 | 2022-10-04 | 三一汽车制造有限公司 | Construction machine |
| CN115142678B (en) * | 2021-03-31 | 2024-02-06 | 三一汽车制造有限公司 | Arm support device and engineering machinery |
| CN115142680B (en) * | 2021-03-31 | 2024-02-06 | 三一汽车制造有限公司 | Engineering machinery |
Also Published As
| Publication number | Publication date |
|---|---|
| US20150008702A1 (en) | 2015-01-08 |
| BR112014014442A2 (en) | 2017-06-13 |
| RU2014123432A (en) | 2016-02-10 |
| EP2792814A1 (en) | 2014-10-22 |
| CN102518305B (en) | 2013-08-28 |
| WO2013086893A1 (en) | 2013-06-20 |
| IN2014KN01442A (en) | 2015-10-23 |
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