WO2011094981A1 - Camion à pompe à béton et son dispositif de flèche - Google Patents
Camion à pompe à béton et son dispositif de flèche Download PDFInfo
- Publication number
- WO2011094981A1 WO2011094981A1 PCT/CN2010/073749 CN2010073749W WO2011094981A1 WO 2011094981 A1 WO2011094981 A1 WO 2011094981A1 CN 2010073749 W CN2010073749 W CN 2010073749W WO 2011094981 A1 WO2011094981 A1 WO 2011094981A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- boom
- short arm
- concrete pump
- pump truck
- hinged
- Prior art date
Links
Classifications
-
- 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
-
- 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
-
- 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
Definitions
- the invention relates to the field of construction machinery, and in particular to a boom device for a concrete pump truck.
- the invention also relates to a concrete pump truck comprising the above-described boom device. Background technique
- the concrete In the working process of the concrete pump truck, the concrete is transported to the designated position through the conveying pipe fixed on the boom, and as the conveying position changes, the boom needs to drive the conveying pipe to realize the movement, the gathering, the rotation and the like, so
- the boom in the concrete pumping equipment is generally multi-section, and the booms can be folded between the sections.
- FIG. 1 is a schematic structural view of a typical concrete pump truck when the boom device is deployed
- FIG. 2 is a schematic view of a typical concrete pump truck when the boom device is folded.
- the boom comprises a first boom 11, a second boom 12, a third boom 13, a fourth boom 14 and a fifth boom 15, each adjacent two booms Folded by an articulated shaft; a folding cylinder 16 and a connecting rod 17 are mounted between each of the adjacent two booms, and a boom is driven by the folding cylinder 16 and the connecting rod 17 with respect to the other arm adjacent thereto
- the frame is folded to convey concrete to different height positions; at the same time, when the transition is required, the legs can be folded and transported.
- the folding method of the boom is usually R type, RZ type or Z type. Because the traffic regulations have limitations on the length and height of the concrete pump truck, the above various folding methods make the number of boom sections more folded. It has a longer transport length and a higher transport height, which limits the further increase in the total length of the boom. Therefore, how to improve the space arrangement of the concrete pump truck body and increase the total length of the boom frame can be solved by those skilled in the art under the condition that the length and height of the boom after folding are satisfied to meet the transportation requirements. Summary of the invention
- the present invention provides a boom device for a concrete pump truck, comprising a multi-section articulated boom, any of which is rotated relative to an adjacent boom by a driving member; At least one short arm hinged to the end of the last boom by a first hinge shaft, and a first power component is mounted between the short arm and the last boom; the short arm is Rotating around the first hinge axis with respect to the last boom according to the first power component, so that when the short arm is folded, the short arm is located below the last boom, and its axis is The angle between the vertical planes is less than or equal to 45. .
- the angle between its axis and the axis extension of the distal boom is less than or equal to 45. .
- the short arm is located in the vertical direction at the tail of the concrete pump truck when folded. Expand the cylinder.
- one end of the deployment cylinder is hinged to the distal boom and the other end is hinged to the short arm.
- both ends of the deployment cylinder are respectively hinged to the distal boom and the short arm by a hinge seat.
- the first power component includes a deployment cylinder, and first and second links hinged to the distal boom and the short arm respectively at a first end thereof; The second end is hinged to the second end of the second link, one end of the deployment cylinder is fixed to the end boom or the short arm, and the other end is opposite to the first link or the second
- the connecting rod is fixedly connected.
- a positioning member is further included; the positioning member is mounted between the distal boom and the short arm to selectively fix the position of the short arm relative to the distal boom.
- the short arm includes a first short arm and a second short arm; one end of the first short arm is hinged to the last boom through a first hinge axis, and the second end thereof is parallel to the first a second hinge shaft of an articulated shaft is hinged to the second short arm; a first power component is mounted between the first short arm and the last boom frame such that the first short arm is opposite to the end section The arm frame rotates downward about the first hinge axis, and a second power component is mounted between the first short arm and the second short arm, so that the second short arm is opposite to the first short arm Rotating upward about the second hinge axis.
- the present invention also provides a concrete pump truck comprising the boom device of any of the above.
- the boom device of the concrete pump truck provided by the invention comprises a multi-section articulated boom and at least one short arm, the short arm being hinged to the end of the last boom through the first hinge shaft; the short arm and the last boom A first power component is mounted therebetween and the short arm is rotated about the first hinge axis relative to the last boom by the first power component.
- the short arm is rotated about the first hinge axis away from the last boom by the first power component between the short arm and the last boom.
- the axis extension line is formed to be less than or equal to 45.
- the angle of the protrusion can increase the length of the protruding portion based on the total length of the existing boom; and when the boom device needs to transfer and transition, the short arm is driven by the first power component around the first hinge axis Rotate down the direction of the last boom so that the short arm is below the last boom and have an angle between the axis and the vertical plane that is less than or equal to 45. Therefore, the height and length of the boom device after folding are effectively reduced, thereby achieving the purpose of effectively raising the total length of the boom under the condition of meeting the length and height transportation requirements.
- one end of the deployment cylinder is hinged to the last boom and the other end is hinged to the short arm.
- the driving short arm is unfolded relative to the last boom, and since the connection of the two ends of the developing cylinder to the short arm or the last boom is hinged, the deployment process of the short arm is performed.
- the mid-expansion cylinder is rotatable relative to the jib boom and the stub boom.
- the short arm is fully deployed to the longest working length, thereby further increasing the effective total length of the boom device.
- the short arm is The axis can be generally located in a vertical plane such that the short arm can minimize the overall length of the boom assembly after folding.
- the boom device may further include a positioning member; the positioning member is mounted between the distal boom and the short arm to selectively fix the positions of the distal boom and the short arm. When the short arm is unfolded or folded to an appropriate angle, the position between the boom and the last boom can be fixed by the positioning member, thereby improving the reliability of the deployment and folding of the device.
- FIG. 1 is a schematic structural view of a typical concrete pump truck when the boom device is deployed;
- FIG. 2 is a schematic structural view of a typical concrete pump truck when the boom device is folded;
- FIG. 3 is a concrete pump truck provided by the present invention. A schematic structural view of a specific embodiment when the boom device is folded;
- Figure 4 is a partial structural view showing an embodiment of the boom device of the concrete pump truck according to the present invention.
- Figure 5 is an enlarged view of a portion A in Figure 4.
- FIG. 6 is a partial structural schematic view showing a specific embodiment of a boom device of a concrete pump truck provided by the present invention.
- Figure 7 is an enlarged view of a portion B of Figure 6. detailed description
- the core of the present invention is to provide a boom device for a concrete pump truck which, after folding, effectively increases the overall length of the boom under conditions that meet the requirements for length and height transport.
- Another core of the present invention is to provide a concrete pump truck including the above-described boom device, which has a reasonable layout of the vehicle body space.
- FIG. 3 is a structural schematic view of a concrete embodiment of the concrete pump truck provided by the present invention when the boom device is folded.
- the boom device provided by the present invention is used in a concrete pump truck, which comprises a plurality of articulated booms, wherein the first boom is hinged to the platform of the concrete pump truck and can The external force is erected from the platform of the concrete pump truck, and each of the booms can be rotated relative to the adjacent arm by the driving component, so that the last boom reaches the corresponding working height.
- At least one short arm 1 is hinged at the end of the last boom, and the short arm 1 is hinged to the last boom through the first hinge shaft 2, and a first power component is mounted therebetween, and the short arm 1 is The first power member is rotatable about the first hinge shaft 2.
- the angle between the axis of the short arm 1 and the axis extension of the above-mentioned distal boom needs to be less than or equal to 45. .
- the included angle may be zero. That is, the axis of the short arm 1 coincides with the axis extension of the distal boom, at which time the axis of the short arm and the last boom is 180. Angle.
- the short arm 1 may be required to be deployed in a horizontal direction, in which case the short arm 1 is at a specific angle to the last arm.
- the short arm 1 When the short arm 1 is folded, the short arm 1 is located below the last boom, and the angle of the axis of the short arm 1 to the vertical plane is less than or equal to 45. .
- the included angle may be zero. , that is, the short arm 1 is located just in the vertical plane.
- the short arm 1 occupies the smallest space along the length of the body of the concrete pump truck when folded, thereby effectively reducing the length space occupied by the short arm 1.
- the length of the short arm 1 described above should be such that it should not interfere with the ground or other parts of the pumping truck after the short arm 1 is folded. . It should be understood that the short arm 1 is located on either side of the distal boom and is less than or equal to 45 with respect to the axis extension of the last boom. The angle of the. Accordingly, the short arm 1 is folded at an angle less than or equal to 45 with respect to the vertical plane. It should be understood that the short arm 1 is located on either side of the vertical plane and is less than or equal to 45 with the vertical plane. The angle of the.
- connection between the above-mentioned booms can be hinged by the hinge shaft on the vertical plane, or can be hinged by the hinge shaft on the horizontal plane. Of course, other foldable connections can be used to realize the between the adjacent booms. connection.
- Drive members should be mounted between adjacent booms to drive either boom relative to its adjacent boom.
- the driving member may be a combination of a cylinder and a cylinder connecting rod, or may be other driving methods conventionally used in the art.
- Each of the above-mentioned booms and short arms 1 may be a hollow steel frame structure. Since the boom device is subjected to a large impact force during operation, the material of each boom and short arm 1 should have sufficient rigidity and strength. To ensure the reliability of work. Obviously, the materials of the booms and the short arms 1 are not limited to steel materials, and may be other metal materials conventionally used in the art, and the structure thereof is not limited to the hollow structure, and may be solid steel members or trusses. .
- the first hinge shaft 2 described above is subjected to a load during the operation of the boom device, An articulated shaft 2 should have sufficient strength and rigidity to ensure high reliability of the boom unit during construction.
- each of the adjacent two booms and between the final boom and the short arm 1 may be connected by a pin.
- a concrete conveying pipe is installed on each of the above-mentioned booms and short arms 1, and the agitated concrete is conveyed to a designated construction position through the conveying pipe.
- the conveying pipe can be a flexible pipe made of wear-resistant material.
- the pipe made of the material has a long service life, thereby saving the maintenance cost of the boom device.
- the above-mentioned wear-resistant material may be a rubber material, which is low in cost and stable in use performance. Of course, it is not limited to rubber. Any wear-resistant material that has a certain flexibility and can be bent to a certain extent can be used as the material of the conveying pipe.
- the conveying pipe may be a unitary structure, that is, the conveying pipe installed on each arm frame is a same long length conveying pipe, and the plurality of conveying pipes need not be connected through the joint, thereby avoiding the conveying pipe in the working process.
- the disconnection occurs in the middle, which further improves the operational reliability of the boom device.
- the short arm 1 When the boom device is in the working state, the short arm 1 is driven to rotate away from the first hinge shaft 2 in a direction away from the last boom by the first power component between the short arm 1 and the last boom. At this time, the short arm 1 Forming an angle less than or equal to 45° with the axis extension of the last boom, thereby increasing the length of the extension portion based on the total length of the existing boom; and when the boom device needs to be transferred or transitioned, The short arm is driven by the first power component to rotate around the first hinge shaft 2 in a direction close to the last boom, so that the short arm 1 is located below the last boom, and the angle between the axis and the vertical plane is less than or equal to 45. . Therefore, the height and length of the boom device after folding are effectively reduced, thereby achieving the purpose of effectively increasing the total length of the boom under the condition that the length and height transportation requirements are satisfied.
- the above-described boom device may specifically include a first boom 31, a second boom 32, a third boom 33, a fourth boom 34, and a fifth boom 35 that are sequentially hinged, and the end of the fifth boom 35 passes
- the first hinge shaft 2 is hinged to the short arm 1.
- the last boom is the fifth boom 35 here, and all the structural properties of the last boom are applicable to the fifth boom 35. Since the five-section boom has been included in the structure, the total length of the boom has been basically in a limit state.
- the short arm 1 is hinged to the end of the fifth boom 35 through the first hinge shaft 2, so that the total length of the boom device is further improved, which has a greater practical significance.
- the boom device provided by the present invention is not limited to including a five-section boom, and the number of boom segments may be less than five knots according to the technical requirements in practical work and processing and manufacturing, and the boom device is The number of boom sections should not be limited by the present invention.
- FIG. 4 is a partial structural schematic view showing an embodiment of a boom device of a concrete pump truck according to the present invention
- FIG. 5 is an enlarged view of a portion A of FIG. 4
- FIG. 7 is an enlarged view of a portion B of FIG. 6 when the boom device of the concrete pump truck is folded.
- the boom unit of the five-section boom is exemplified, and the first power component is a deployment cylinder 4 mounted between the fifth boom 35 and the short arm 1.
- Cylinders are the more conventional power units in the field, with smooth output and low cost.
- One end of the above-described deployment cylinder 4 is hinged to the fifth boom 35, and the other end thereof is hinged to the short arm 1.
- the driving short arm 1 is unfolded relative to the fifth arm frame 35, due to the manner in which the two ends of the developing cylinder 4 are connected to the short arm 1 or the fifth arm frame 35 All of them are hinged, and the developing cylinder 4 can be rotated relative to the short arm 1 and the fifth arm 35 during the deployment of the short arm 1.
- the axis of the short arm 1 and the axis of the fifth arm 35 can be 180 first.
- the short arm 1 is fully deployed to the maximum working length, thereby further increasing the effective total length of the boom device.
- the cylinder rod 42 of the development cylinder 4 is retracted to the cylinder barrel 41, since both ends of the development cylinder 4 are hinged, that is, both ends thereof can be rotated at an angle, when the development cylinder 4 is retracted to a certain position
- the axial direction of the short arm 1 can be substantially in a vertical plane, so that the short arm 1 can minimize the length of the boom device after folding after folding.
- the deployment cylinder 4 can be hinged to the short arm 1 through the cylinder rod 42 and is hinged to the fifth boom 35 through the cylinder 41; it can also be hinged to the fifth boom 35 through its cylinder rod 42 at this time, through the cylinder
- the barrel 41 is hinged to the short arm 1.
- the cylinder rod 42 and the cylinder barrel 41 of the above-described deployment cylinder 4 can be hinged to the short arm 1 and the fifth arm frame 35 through hinged seats 5 provided on the short arm 1 and the fifth arm frame 35, respectively, in order to improve mounting reliability, and Simplify the installation process.
- the above-described deployment cylinder 4 can be hinged to the short arm 1 and the fifth arm 35 by a link mechanism.
- the link mechanism may include a first link and a second link, one end of the first link is hinged to the short arm 1, and the other end is hinged to one end of the second link, and the other end of the second link It is hinged to the fifth boom 35.
- the power unit may further include a hydraulic motor whose output shaft is coupled to the first hinge shaft 2 via a coupling, and at this time, the first hinge shaft 2 is fixed to the short arm 1.
- the hydraulic motor When the hydraulic motor is in operation, its output shaft transmits power through the coupling to the first hinge shaft 2, and the short arm 1 is rotated by the first hinge shaft 2, which is compact in structure and small in space occupation.
- a positioning member may be further included in the boom device provided by the present invention; the positioning member is mounted between the fifth arm 35 and the short arm 1 to selectively fix the short arm 1 and the fifth arm 35 relative position.
- the positioning member is not limited to being mounted between the fifth boom 35 and the short arm 1, and theoretically, it may be mounted at an appropriate position on the fifth boom 35 or at an appropriate position on the boom 1.
- the short arm 1 provided by the present invention may further include a first short arm and a second short arm, one end of the first short arm is hinged to the fifth arm through the first hinge shaft 2 35.
- the second end of the first short arm is hinged to the second short arm by a second hinge shaft substantially parallel to the first hinge shaft 2;
- a first power component is mounted between the first short arm and the last boom, and The first power component moves downward about the first hinge shaft 2
- a second power component is mounted between the first short arm and the second short arm, and the second short arm is opposite to the second power device by the second power device.
- a short arm rotates axially about the second hinge.
- first short arm and the second short arm are both located below the last boom when folded.
- the provision of the short arms in two parts that are hinged and rotatable relative to one another helps to further increase the effective overall length of the boom assembly under conditions that ensure the height requirements after folding.
- the short arm 1 may also include a plurality of sections hinged to each other under the condition that the height and length requirements after folding are satisfied.
- the second power component may be a cylinder that is hinged to the first short arm and the second short arm at both ends. Obviously, the second power component is not limited to the cylinder, and the specific form of the second power component should not be limited by the present specification as long as the second short arm can be swung relative to the first short arm.
- the present invention also provides a concrete pump truck including the above-described boom device.
- a concrete pump truck including the above-described boom device.
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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
Cette invention concerne un dispositif de flèche pour un camion à pompe à béton. Ledit dispositif comprend plusieurs flèches (31, 32, 33, 34, 35) articulées les unes aux autres. N'importe laquelle desdites flèches est actionnée en rotation par rapport à la flèche adjacente par un élément d'entraînement. Ledit dispositif comprend en outre au moins une flèche courte (1) articulé à l'extrémité de la flèche la plus extrême au moyen d'un premier palier à rotule (2). Un premier élément d'entraînement est monté entre la flèche courte (1) et la flèche la plus extrême. L'actionnement du premier élément d'actionnement entraîne en rotation la flèche courte (1) autour du premier palier à rotule (2) par rapport à la flèche la plus extrême de manière à ce que la flèche courte (1) soit suspendue vers le bas par la flèche la plus extrême lorsque celle-ci est repliée et de manière à ce que l'angle entre l'axe de la flèche courte (1) et le plan vertical soit inférieur ou égal à 45°. Cette invention concerne par ailleurs un camion à pompe à béton comprenant le dispositif de flèche.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP10845064.4A EP2439357B1 (fr) | 2010-02-05 | 2010-06-10 | Camion à pompe à béton et son dispositif de flèche |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201010111843.0 | 2010-02-05 | ||
CN2010101118430A CN101793092B (zh) | 2010-02-05 | 2010-02-05 | 一种混凝土泵车及其臂架装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2011094981A1 true WO2011094981A1 (fr) | 2011-08-11 |
Family
ID=42585989
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2010/073749 WO2011094981A1 (fr) | 2010-02-05 | 2010-06-10 | Camion à pompe à béton et son dispositif de flèche |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP2439357B1 (fr) |
CN (1) | CN101793092B (fr) |
WO (1) | WO2011094981A1 (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013068112A1 (fr) * | 2011-11-10 | 2013-05-16 | Schwing Gmbh | Structure de mât, destiné notamment à une pompe à béton automotrice, ainsi que pompe à béton automotrice |
WO2014043996A1 (fr) * | 2012-09-18 | 2014-03-27 | 湖南三一智能控制设备有限公司 | Flèche de coulée de béton |
CN117588059A (zh) * | 2024-01-18 | 2024-02-23 | 湘潭恒拓机械设备有限公司 | 一种新型混凝土泵车臂架装置 |
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CN201730339U (zh) * | 2010-08-19 | 2011-02-02 | 三一重工股份有限公司 | 混凝土泵送设备及其臂架装置 |
CN102787725A (zh) * | 2011-05-20 | 2012-11-21 | 徐工集团工程机械股份有限公司建设机械分公司 | 一种混凝土布料臂架及混凝土泵车 |
CN102296822A (zh) * | 2011-06-08 | 2011-12-28 | 三一重工股份有限公司 | 一种臂架式工程机械及其臂架装置 |
CN102182319A (zh) * | 2011-06-13 | 2011-09-14 | 三一重工股份有限公司 | 一种臂架结构及混凝土泵车 |
CN102425308B (zh) * | 2011-08-19 | 2014-04-16 | 三一汽车制造有限公司 | 臂架装置及其展开方法、混凝土泵车 |
CN102359277B (zh) * | 2011-09-22 | 2013-09-25 | 三一汽车制造有限公司 | 一种臂架装置及工程机械 |
CN102390307B (zh) * | 2011-09-22 | 2013-07-17 | 三一汽车制造有限公司 | 一种臂架装置及工程机械 |
CN102359278B (zh) * | 2011-09-28 | 2013-08-21 | 中联重科股份有限公司 | 混凝土泵车的臂架及混凝土泵车 |
USD713931S1 (en) | 2013-01-09 | 2014-09-23 | Central Garden & Pet Company | Sprayer |
CN103195253B (zh) * | 2013-04-08 | 2016-02-03 | 安徽福马汽车零部件集团有限公司 | 一种泵车及其泵车臂架系统 |
DE112014007199A5 (de) * | 2014-11-20 | 2017-08-03 | Schwing Gmbh | Mastarm mit Hebelgetriebe |
CN108867747B (zh) * | 2018-09-10 | 2023-10-03 | 江苏徐工工程机械研究院有限公司 | 工程机械作业臂架自动回位调节系统、方法及工程机械 |
CN112622308B (zh) * | 2020-12-01 | 2022-09-13 | 北玻院(滕州)复合材料有限公司 | 一种碳纤维复合材料臂节及其制备方法 |
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DE10328770A1 (de) * | 2003-06-25 | 2005-01-27 | Putzmeister Ag | Fahrbare Betonpumpe mit Verteilermast |
DE102007016354A1 (de) * | 2007-04-03 | 2008-10-09 | Putzmeister Concrete Pumps Gmbh | Verteilermast, insbesondere für eine Betonpumpe |
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CN201330505Y (zh) * | 2008-12-26 | 2009-10-21 | 三一重工股份有限公司 | 臂架结构及混凝土泵车 |
CN201587356U (zh) * | 2010-02-05 | 2010-09-22 | 三一重工股份有限公司 | 一种混凝土泵车及其臂架装置 |
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2010
- 2010-02-05 CN CN2010101118430A patent/CN101793092B/zh active Active
- 2010-06-10 EP EP10845064.4A patent/EP2439357B1/fr not_active Not-in-force
- 2010-06-10 WO PCT/CN2010/073749 patent/WO2011094981A1/fr active Application Filing
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US3976092A (en) * | 1974-07-06 | 1976-08-24 | Friedrich Wilhelm Schwing Gmbh | Apparatus for the distribution of concrete |
US6786233B1 (en) * | 2001-02-23 | 2004-09-07 | Schwing America, Inc. | Boom utilizing composite material construction |
CN101292072A (zh) * | 2005-10-18 | 2008-10-22 | 普茨迈斯特混凝土泵有限公司 | 尤其用于大型机械手和移动式混凝土泵的作业杆 |
CN2898190Y (zh) * | 2006-05-08 | 2007-05-09 | 梁毅 | 带有转动支腿的步履式混凝土臂架输送机 |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013068112A1 (fr) * | 2011-11-10 | 2013-05-16 | Schwing Gmbh | Structure de mât, destiné notamment à une pompe à béton automotrice, ainsi que pompe à béton automotrice |
CN103998368A (zh) * | 2011-11-10 | 2014-08-20 | 施维英有限公司 | 尤其用于车载式混凝土泵的臂架结构以及车载式混凝土泵 |
EP2776360B1 (fr) | 2011-11-10 | 2016-02-03 | Schwing GmbH | Structure de mât, destiné notamment à une pompe à béton automotrice, ainsi que pompe à béton automotrice |
CN105947909A (zh) * | 2011-11-10 | 2016-09-21 | 施维英有限公司 | 臂架结构以及车载式混凝土泵 |
US9453351B2 (en) | 2011-11-10 | 2016-09-27 | Schwing Gmbh | Boom construction for a truck-mounted concrete pump |
WO2014043996A1 (fr) * | 2012-09-18 | 2014-03-27 | 湖南三一智能控制设备有限公司 | Flèche de coulée de béton |
CN117588059A (zh) * | 2024-01-18 | 2024-02-23 | 湘潭恒拓机械设备有限公司 | 一种新型混凝土泵车臂架装置 |
CN117588059B (zh) * | 2024-01-18 | 2024-04-19 | 湘潭恒拓机械设备有限公司 | 一种混凝土泵车臂架装置 |
Also Published As
Publication number | Publication date |
---|---|
EP2439357A1 (fr) | 2012-04-11 |
CN101793092B (zh) | 2011-07-06 |
CN101793092A (zh) | 2010-08-04 |
EP2439357B1 (fr) | 2013-05-01 |
EP2439357A4 (fr) | 2012-05-30 |
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