WO2013007069A1 - 泵车及其控制方法和装置 - Google Patents
泵车及其控制方法和装置 Download PDFInfo
- Publication number
- WO2013007069A1 WO2013007069A1 PCT/CN2011/080899 CN2011080899W WO2013007069A1 WO 2013007069 A1 WO2013007069 A1 WO 2013007069A1 CN 2011080899 W CN2011080899 W CN 2011080899W WO 2013007069 A1 WO2013007069 A1 WO 2013007069A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- gravity
- vehicle
- pump truck
- center
- safety factor
- Prior art date
Links
Classifications
-
- 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
- B66C23/88—Safety gear
- B66C23/90—Devices for indicating or limiting lifting moment
-
- 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
-
- 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
- E04G21/0463—Devices for both conveying and distributing with distribution hose with booms with boom control mechanisms, e.g. to automate concrete distribution
Definitions
- the invention relates to the field of pump trucks, and in particular to a pump truck and a control method and apparatus therefor.
- BACKGROUND OF THE INVENTION The safety of concrete pump trucks during construction is a critical technical issue. At present, the pump truck is fully safe to open the legs to ensure the maximum safe working surface. As shown in Figure 1, the concrete radius of the pump truck can be maximized, ensuring that the pump truck can safely pump concrete in the horizontal posture of the boom. However, due to the limitation of the working space, the legs are often not fully deployed, thus limiting the safe delivery radius of the pump truck, and thus the safety of the pumping state of the boom in any posture cannot be guaranteed, and it is possible that under certain conditions.
- a primary object of the present invention is to provide a pump truck and a control method and apparatus therefor, which can solve the problem that the safety of the pump truck cannot be ensured when the pump truck legs cannot be fully deployed.
- a pump truck control method is provided.
- the pumping vehicle control method comprises: obtaining the opening degree of the four legs of the pumping vehicle; determining the end points of the four legs of the pumping vehicle according to the opening degree, and connecting the end points of the four supporting legs to determine the safety of the pumping vehicle Working surface boundary; Calculate the stability of the whole pump according to the gravity of the pumping vehicle, the coordinates of the center of gravity of the vehicle, and the gravity of the whole vehicle of the pumping vehicle; according to the gravity of the pumping vehicle, the gravity of the pumping frame, and the pumping Calculate the center of gravity of the pump truck by calculating the gravity of the vehicle, the coordinates of the center of gravity of the boom of the pump truck, and the coordinates of the center of gravity of the pumping vehicle; calculating the safety factor of the pump truck according to the boundary of the safe working surface, the stability of the whole vehicle, and the center of gravity of the vehicle; The safety factor controls the pump truck.
- a pumping cart control apparatus comprises: a first obtaining module for acquiring the opening degree of the four legs of the pumping vehicle; and a first determining module, configured to determine an end point of the four legs of the pumping truck according to the opening degree , connecting the ends of the four legs The end point determines the safe working surface boundary of the pumping vehicle; the first calculating module is configured to calculate the whole vehicle stability of the pumping vehicle according to the getting-off gravity of the pumping vehicle, the gravity center of the getting-off vehicle, and the vehicle gravity of the pumping vehicle;
- the utility model is used for calculating the center of gravity of the pumping vehicle according to the gravity of the pumping vehicle, the gravity of the boom of the pumping vehicle, the gravity of the whole vehicle of the pumping vehicle, the coordinates of the center of gravity of the pumping vehicle, and the center of gravity of the pumping vehicle;
- the module is used for calculating the safety factor of the pump truck
- a pump truck is provided.
- the pump truck according to the present invention comprises: a control device for any pump truck provided by the present invention; and a display interface connected to the control device for the vehicle state of the pump truck.
- a pumping vehicle control method comprising the following steps: obtaining the opening degree of the four legs of the pumping vehicle; determining the end points of the four legs of the pumping vehicle according to the opening degree, and determining the end points of the four supporting legs
- the safe working surface boundary of the pump truck Calculate the stability of the pump truck according to the gravity of the pump truck, the coordinates of the center of gravity of the vehicle, and the gravity of the whole vehicle of the pump truck; according to the gravity of the pump truck, the gravity of the boom of the pump truck , the vehicle gravity of the pump truck, the gravity center coordinates of the pump truck, and the center of gravity of the pump truck to calculate the center of gravity of the pump truck; calculate the safety of the pump truck according to the boundary of the safe working surface, the stability of the vehicle and the center of gravity of the vehicle.
- FIG. 1 is a schematic diagram of a pump truck control according to the prior art
- FIG. 2 is a flow chart of a pump truck control method according to an embodiment of the present invention
- FIG. 3 is a schematic diagram of a pump truck control according to an embodiment of the present invention
- 4 is a schematic diagram of calculation of a cylinder force arm of a pump truck according to an embodiment of the present invention
- FIG. 1 is a schematic diagram of a pump truck control according to the prior art
- FIG. 2 is a flow chart of a pump truck control method according to an embodiment of the present invention
- FIG. 3 is a schematic diagram of a pump truck control according to an embodiment of the present invention
- 4 is a schematic diagram of calculation of a cylinder force arm of a pump truck according to an embodiment of the present invention
- FIG. 1 is a schematic diagram of a pump truck control according to the prior art
- FIG. 2 is a flow chart of a pump truck control method according to an embodiment of the present invention
- FIG. 3 is a schematic diagram
- FIG. 5 is a schematic diagram of a pump truck control method according to an embodiment of the present invention
- FIG. 6 is a pump vehicle control apparatus according to an embodiment of the present invention. block diagram. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS It should be noted that the embodiments in the present application and the features in the embodiments may be combined with each other without conflict. The invention will be described in detail below with reference to the drawings in conjunction with the embodiments. 2 is a flow chart of a pumping cart control method according to an embodiment of the present invention. As shown in FIG. 2, the method includes the following steps S102 to S112: Step S102, obtaining the opening degrees of the four legs of the pump truck.
- FIG. 3 is a schematic diagram of the pump control according to the embodiment of the present invention. As shown in FIG. 3, the measurement includes two front X legs 1 and two. The opening of the rear swing leg 2. Step S104, determining a safe working surface boundary of the pumping vehicle according to the opening degree, and then forming a boundary of the safe working surface of the pumping vehicle by the end point connecting quadrilateral of the leg, as shown in FIG. 3, according to the two front X legs 1 and 2 The opening of the rear swing leg 2 is based on the safe working surface boundary 7 of the pump truck. In step S106, the whole vehicle stability of the pump truck is calculated. As shown in Figure 3, the following formula is used to calculate the vehicle stability of the pump truck 6:
- Ystab G tnwk truck IG t total
- JT ⁇ is the horizontal axis of the vehicle's stability. 3 ⁇ 4 is the ordinate of the whole car
- G in ⁇ is the gravity of getting off
- G tota is the gravity of the whole vehicle
- (x ira£ , _y in ⁇ ) is the coordinate of the center of gravity of the getting off, where the gravity of the vehicle is getting off
- the gravity of the whole vehicle is The coordinates of the center of gravity of the vehicle are the intrinsic parameters of the pump truck.
- Step S108 calculating the center of gravity of the whole vehicle of the pump truck. As shown in Fig.
- the center of gravity 5 is obtained with the center of gravity 5 as the center of the center, and the center of the turntable 3 is taken as the coordinate origin, and the tail direction of the front is the horizontal axis, and the vertical direction is the vertical axis to form the rectangular coordinate system.
- the abscissa of the center of gravity of the vehicle is the ordinate of the center of gravity of the vehicle
- G 3 ⁇ 4 . . m is the weight of the boom
- the gravity for getting off G TOTA is the gravity of the whole vehicle
- (x 3 ⁇ 4 m , _y 3 ⁇ 4 J is the coordinate of the center of gravity of the boom
- ( ⁇ , ⁇ ) is the coordinates of the center of gravity of the vehicle
- the boom Gravity, getting off gravity, vehicle gravity and the center of gravity of the vehicle are the inherent parameters of the pump truck.
- the coordinates of the center of gravity of the boom are calculated by the following formula:
- FIG. 4 is a schematic diagram of the calculation of the cylinder force arm of the pump truck according to the embodiment of the present invention. As shown in FIG. 4, the cylinder is hinged and the cylinder is hinged.
- the distance between the pivot point of the boom, the pivot point of the boom 0, and the pivot point of the boom on the upper and lower hinge points of the cylinder is the force arm of the cylinder.
- the lower hinge point B of the cylinder is utilized.
- the horizontal distance LD between the pivot point 0 of the boom, the vertical distance LC between the lower hinge point B of the cylinder and the pivot point 0 of the boom, the hinge point A on the cylinder and the turning point 0 of the boom are along the boom direction of the pump truck.
- the distance LE, the hinge point A on the cylinder and the pivot point 0 of the boom along the vertical direction of the pump boom and the inclination of the pump boom are calculated by geometric relations.
- the calculation process is pure mathematical geometry operation. It will not be described here.
- Step S110 calculating the safety factor of the pumping vehicle according to the boundary of the safe working surface, the stability of the whole vehicle, and the center of gravity of the vehicle.
- Step S112 controlling the pump truck according to the safety factor. Controlling the pump truck according to the safety factor includes: controlling the action of the pump truck to lock the pump truck according to the safety factor; controlling the opposite action of the pump truck to perform the locked action; and controlling the pump truck to unlock the locked action.
- the action of the pump truck is locked correspondingly by the danger level, and then the pump truck is controlled to perform the opposite action of the locked action, and the boom is operated in the direction of the safe rotation or the unlocking direction of the arm section, so that the safety factor becomes larger and enters the safe area, and the whole is restored.
- the action restricted by the anti-rollover function prevents the vehicle from tipping over in time.
- the safety factor of the whole vehicle is equal to 1
- the tilting torque of the whole vehicle is balanced with the whole vehicle torque.
- the whole vehicle is critically overturned.
- the safety factor of the whole vehicle is less than 1, the whole vehicle will have a rollover accident, in order to protect the whole vehicle.
- the safety factor should be greater than 1.
- the different degrees of safety are used to indicate the different levels of risk of tipping. If the safety factor is less than a and greater than or equal to b, it is a level hazard and will be controlled in the controller program: lock boom speedshift, enter slow gear mode, lock arm moves downward, locks one side of dangerous direction If the safety factor is less than b and greater than or equal to c, it is a h-class hazard. The lock arm movement lasts for several seconds.
- the lock arm moves for 5 seconds, the lock boom is fast, enters the slow mode, and locks one.
- the safety factor is less than c and greater than or equal to 1
- it is a dangerous class c
- the boom is locked in the safe direction of rotation
- the pump is pumped.
- the boom can be operated in a safe direction to ensure the safety of the vehicle.
- the danger of the pump reaches the highest level of danger When possible, limit all possible dangerous vehicle movements to ensure the safety of the vehicle.
- the pump can be controlled at different levels according to the safety factor of the vehicle.
- the control method is not limited to the control of the boom, the swing, and the pumping, such as the function control of the remote controller.
- 5 is a schematic diagram of a pumping cart control method according to an embodiment of the present invention. As shown in FIG. 5, in the calculation process, the measurement of the parameters is not limited to the measurement manner of one or more sensors, and is not limited to the type of the sensor. For example, the measurement of the opening of the leg may be one or more methods such as a wire sensor, an angle sensor, and a laser sensor.
- the anti-rollover intelligentity of the pumping vehicle can be intelligentized, and the safety factor of the whole vehicle can be dynamically calculated, and the danger degree of the whole vehicle tipping can be judged and correspondingly controlled, and the boom is limited.
- the action of tilting the dangerous direction, and directly operating the boom to return the center of gravity of the vehicle to a safer working range improves the flexibility of the pump truck, and automatically achieves safety when the outrigger space is limited.
- the pumping within the range ensures the safety, stability and continuity of the pump construction.
- a pumping cart control apparatus is provided. 6 is a block diagram of a pumping control device according to an embodiment of the present invention. As shown in FIG.
- the control device includes: a first acquiring module 10 for obtaining the opening degree of four legs of the pumping vehicle, which can pass through the legs
- the sensor includes a wire and an angle sensor for real-time measurement;
- the first determining module 20 is configured to determine a safe working surface boundary of the pumping vehicle according to the opening degree, and the boundary of the leg end connection line constitutes a safe working surface boundary of the pumping vehicle;
- the module 30 is configured to calculate the stability of the whole vehicle according to the gravity of the pumping vehicle, the coordinates of the center of gravity of the vehicle, and the gravity of the whole vehicle of the pumping vehicle;
- the second calculating module 40 is configured to be used according to the gravity of the pumping vehicle and the pump.
- the weight of the boom of the car, the gravity of the truck, the boom of the pump truck Calculating the center of gravity of the pump truck by the coordinates of the center of gravity and the center of gravity of the pumping vehicle; the third calculation module 50 is configured to calculate the safety factor of the pumping vehicle according to the boundary of the safe working surface, the stability of the vehicle and the center of gravity of the vehicle; and the control module 60, used to control the pump truck according to the safety factor.
- the safety factor of the whole vehicle can be dynamically calculated, the safety degree of the whole vehicle is judged by the safety factor of the whole vehicle, and the movement of the boom to the dangerous direction of the tilting is correspondingly restricted, and the pump can be made
- the anti-tip function of the car is more intelligent, which improves the flexibility of the pump.
- the pumping in the safe range can be automatically realized, ensuring the safety and stability of the pump construction. Sexuality, continuity.
- the first calculation module 30 uses the following calculation method when calculating the stability of the pump truck:
- the second calculation module 40 uses the following calculation method when calculating the center of gravity of the pump truck:
- the abscissa of the center of gravity of the vehicle is the ordinate of the center of gravity of the vehicle
- G 3 ⁇ 4 . . m is the weight of the boom
- the gravity of the vehicle G TOTA
- (x 3 ⁇ 4 m , _y 3 ⁇ 4 J is the coordinate of the center of gravity of the boom
- ( ⁇ , ⁇ ) is the coordinates of the center of gravity of the vehicle, where the boom Gravity, getting off gravity, vehicle gravity and the center of gravity of the vehicle are the inherent parameters of the pump truck.
- the coordinates of the center of gravity of the boom are calculated by the following formula:
- FIG. 4 is a schematic diagram of the calculation of the cylinder force arm of the pump truck according to the embodiment of the present invention, and the description thereof will not be repeated here.
- the third calculation module 50 includes: a first calculation sub-module, configured to calculate a first distance, where the first distance is a distance between a center of gravity of the vehicle and a vehicle stability; and a second calculation sub-module, configured to calculate The second distance, the second distance is a minimum distance from the center of gravity of the vehicle to the boundary of the safe working surface; and a third calculating sub-module for calculating the safety factor according to the first distance and the second distance.
- the distance between the center of gravity of the vehicle and the center of stability of the vehicle is a safety distance, that is, a first distance; the minimum distance from the center of gravity of the vehicle to the boundary of the safe working surface is a second distance, the minimum distance is divided
- the safety distance is the safety factor.
- the control module 60 includes: a first control sub-module for controlling the action of the pump truck to lock the pump truck according to the safety factor; a second control sub-module for controlling the opposite action of the pump truck to perform the locked action; and a third control sub-module , used to control the pump truck to unlock the already locked action.
- the action of the pump truck is firstly locked by the danger level, and then the pump truck is controlled to perform the opposite action of the locked action, and the boom is operated in the direction of the safe rotation or the unlocking direction of the arm section, so that the safety factor is increased. Enter the safe area and restore the action restricted by the anti-rollover function of the whole vehicle.
- the safety factor is referred to: when the safety factor is less than the first safety factor and greater than or equal to the second safety factor, the lock boom is in the fast gear mode and enters the slow gear mode.
- the lock arm moves downward, and the side of the dangerous direction of the lock rotates; when it is less than the second safety factor and is greater than or equal to the third safety factor, the lock arm movement continues for a preset time, the lock arm frame is fast, and the slow gear mode is entered.
- the hazard is defined as three levels according to the condition of the pump truck and is controlled accordingly, so that the pump truck can take the least measures to prevent the tipping in different situations.
- a pump truck is provided.
- the pump truck comprises: a control device for any pump truck provided by the invention; and a display interface connected to the control device for the vehicle state of the pump truck.
- the coordinates of the leg, the center of gravity coordinate, the coordinate of the center of gravity are sent to the display interface to form a safety plan view of the pump truck.
- the sensor parameters are combined with the sensor parameters to enable the operator to know the state of the vehicle in time and make corresponding The adjustment ensures the safety of the operator, saves equipment, and improves the service life of the pump.
- the present invention achieves the following technical effects: It can dynamically calculate the safety factor of the whole vehicle, judge the danger degree of the whole vehicle tipping by the safety factor of the whole vehicle, and correspondingly limit the tilting of the boom.
- the action in the dangerous direction improves the flexibility of the pump control.
- the pumping in the safe range can be automatically realized, ensuring the safety, stability and continuity of the pump construction. Sex.
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Abstract
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Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2013115571/03A RU2013115571A (ru) | 2011-07-14 | 2011-10-18 | Автомобильная насосная установка, способ управления и устройство управления |
BR112013006558-3A BR112013006558B1 (pt) | 2011-07-14 | 2011-10-18 | caminhão-bomba e método e dispositivo para controlar o mesmo |
EP11869207.8A EP2733281B1 (en) | 2011-07-14 | 2011-10-18 | Pump truck and control method and device thereof |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201110197427A CN102330498B (zh) | 2011-07-14 | 2011-07-14 | 泵车及其控制方法和装置 |
CN201110197427.1 | 2011-07-14 |
Publications (1)
Publication Number | Publication Date |
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WO2013007069A1 true WO2013007069A1 (zh) | 2013-01-17 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/CN2011/080899 WO2013007069A1 (zh) | 2011-07-14 | 2011-10-18 | 泵车及其控制方法和装置 |
Country Status (5)
Country | Link |
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EP (1) | EP2733281B1 (zh) |
CN (1) | CN102330498B (zh) |
BR (1) | BR112013006558B1 (zh) |
RU (1) | RU2013115571A (zh) |
WO (1) | WO2013007069A1 (zh) |
Cited By (1)
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CN102588505B (zh) * | 2012-02-06 | 2014-01-15 | 三一汽车制造有限公司 | 泵车稳定性控制系统、控制方法及泵车 |
CN102841566B (zh) * | 2012-09-18 | 2014-07-09 | 中联重科股份有限公司 | 混凝土泵车监控方法、混凝土泵车监控系统及混凝土泵车 |
CN102915045B (zh) * | 2012-10-31 | 2015-01-07 | 中联重科股份有限公司 | 一种臂架类工程车辆的控制方法及装置 |
CN105292082B (zh) * | 2014-05-29 | 2017-09-26 | 中联重科股份有限公司 | 一种防工程机械倾翻的控制方法、控制装置及工程机械 |
DE102014215019A1 (de) * | 2014-07-30 | 2016-02-04 | Putzmeister Engineering Gmbh | Autobetonpumpe und Verfahren zu deren Arbeitsbetrieb |
CN106365046B (zh) * | 2015-07-23 | 2019-04-02 | 徐工集团工程机械股份有限公司 | 倾翻控制方法、装置、系统和工程机械 |
CN106760542B (zh) * | 2016-12-12 | 2019-09-17 | 三一汽车制造有限公司 | 臂架控制方法、臂架控制装置和混凝土泵车 |
CN106706333B (zh) * | 2016-12-13 | 2018-12-25 | 北汽福田汽车股份有限公司 | 一种混凝土泵车稳定性测试方法 |
CN110312674A (zh) * | 2017-02-09 | 2019-10-08 | 株式会社前田制作所 | 移动式起重机的安全装置 |
DE102018204079A1 (de) | 2018-03-16 | 2019-09-19 | Putzmeister Engineering Gmbh | Autobetonpumpe und Verfahren zur stabilitätsrelevanten Steuerung einer Autobetonpumpe |
CN111395767A (zh) * | 2020-03-23 | 2020-07-10 | 湖南机电职业技术学院 | 一种臂架泵车防倾翻保护系统 |
CN111608392B (zh) * | 2020-05-08 | 2022-04-12 | 中联重科股份有限公司 | 用于混凝土设备的防倾翻控制方法和系统、混凝土设备 |
CN112499533A (zh) * | 2020-10-30 | 2021-03-16 | 徐州海伦哲特种车辆有限公司 | 一种臂架类作业车动态幅度限制方法 |
CN112441511B (zh) * | 2020-11-17 | 2021-08-24 | 中联重科股份有限公司 | 工程机械及其支撑控制方法、装置、系统及介质 |
CN112723201B (zh) * | 2021-01-08 | 2022-03-04 | 中联重科股份有限公司 | 获取支撑位置的方法、装置及工程机械、可读存储介质 |
DE102021107142A1 (de) * | 2021-03-23 | 2022-09-29 | Putzmeister Engineering Gmbh | Standsicherheitsüberwachung für ein Dickstofffördersystem |
CN113608464B (zh) * | 2021-07-21 | 2022-11-29 | 徐州徐工施维英机械有限公司 | 一种泵车的防倾覆安全控制方法、装置及系统 |
CN114215362B (zh) * | 2021-12-17 | 2023-04-25 | 徐州徐工施维英机械有限公司 | 一种臂架自动避障系统、避障方法及泵车 |
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- 2011-07-14 CN CN201110197427A patent/CN102330498B/zh active Active
- 2011-10-18 BR BR112013006558-3A patent/BR112013006558B1/pt active IP Right Grant
- 2011-10-18 WO PCT/CN2011/080899 patent/WO2013007069A1/zh active Application Filing
- 2011-10-18 EP EP11869207.8A patent/EP2733281B1/en active Active
- 2011-10-18 RU RU2013115571/03A patent/RU2013115571A/ru unknown
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CN113173524A (zh) * | 2021-05-28 | 2021-07-27 | 广东工业大学 | 一种伸缩臂叉车液压动态称重方法、装置、设备和介质 |
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CN102330498B (zh) | 2012-10-17 |
BR112013006558A2 (pt) | 2017-10-24 |
EP2733281A4 (en) | 2015-03-25 |
CN102330498A (zh) | 2012-01-25 |
RU2013115571A (ru) | 2015-11-27 |
EP2733281A1 (en) | 2014-05-21 |
BR112013006558B1 (pt) | 2020-06-30 |
EP2733281B1 (en) | 2021-07-07 |
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