CN117246930A - Balance weight for crane convenient to stack and use - Google Patents
Balance weight for crane convenient to stack and use Download PDFInfo
- Publication number
- CN117246930A CN117246930A CN202311276641.5A CN202311276641A CN117246930A CN 117246930 A CN117246930 A CN 117246930A CN 202311276641 A CN202311276641 A CN 202311276641A CN 117246930 A CN117246930 A CN 117246930A
- Authority
- CN
- China
- Prior art keywords
- wall
- weight
- counterweight
- hydraulic cylinder
- balance weight
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000005484 gravity Effects 0.000 claims description 31
- 238000006243 chemical reaction Methods 0.000 claims description 28
- 238000001514 detection method Methods 0.000 claims description 16
- 239000004576 sand Substances 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000035515 penetration Effects 0.000 claims 1
- 230000001276 controlling effect Effects 0.000 description 10
- 230000007246 mechanism Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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
- B66C23/62—Constructional features or details
- B66C23/72—Counterweights or supports for balancing lifting couples
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/16—Applications of indicating, registering, or weighing devices
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Abstract
The invention discloses a balance weight for a crane, which is convenient to stack and use, and comprises a main balance weight, wherein a weight adjusting assembly is arranged in the main balance weight and is used for adjusting and controlling the weight of the balance weight; the weight adjustment assembly includes: the device comprises a first hydraulic cylinder, a first signal controller and a push plate; the support is installed at the top of the outer wall of the main balance weight, a first hydraulic cylinder is installed on the side face of the outer wall of the support, a first telescopic link is installed on the side face of the outer wall of the first hydraulic cylinder, a push plate is sleeved on the outer wall of the first telescopic link, and a first signal controller is electrically connected on the side face of the outer wall of the first hydraulic cylinder. According to the invention, the weight adjusting component is arranged, so that the function of adjusting and controlling the weight of the counterweight is realized, and the problem that the counterweight is too large to cause the crane to topple due to incapability of adjusting and controlling the weight of the counterweight is solved.
Description
Technical Field
The invention relates to the technical field of balance weights, in particular to a crane balance weight convenient to stack.
Background
A crane refers to a multi-action lifting machine that vertically lifts and horizontally conveys weights within a certain range. The crane is characterized in that the crane is operated intermittently, namely, corresponding mechanisms of taking, transporting, unloading and the like in one working cycle are operated alternately, and the crane is developed and used more and more widely in the market. Because landing leg hanging weight and hanging weight running are not needed, accidents often occur, and the running speed is higher than that of a crawler crane (crawler crane); the operation is stable, the lifting capacity is high, the crane can walk in a specific range, but the road is smooth and firm, the tire pressure meets the requirement, and the crane cannot be lifted off the ground by more than 50CM; the long-distance walking with load is forbidden, the balance weights are required to balance the no-load and the stability of the load in the use of the crane, the balance and the stability of the crane are ensured, and the risk of dumping of the crane is prevented, but the existing balance weights for the crane cannot realize the functions of detecting the weight of the balance weights, transporting the weight, moving the gravity center of the balance weights and adjusting the weight of the balance weights, so that the problems that the balance arm of the balance weights cannot be adjusted according to the load, the balance gravity center and the weight of the balance weights are adjusted to adapt to different working requirements are caused.
1. Patent document WO2013000322A1 discloses a movable counterweight mechanism for a crane, which discloses a movable counterweight mechanism for a crane, comprising a first force transmission piece, a deflection cylinder (1) and a connecting frame (9) fixedly connected with a counterweight block, wherein two ends of the first force transmission piece are respectively connected with a winch box (7) and the connecting frame (9), and two ends of the deflection cylinder (1) are respectively connected with a turntable (8)/the winch box (7) and the connecting frame (9). A crane with the mobile counterweight mechanism is also disclosed. Therefore, the balance weight is driven to move through the deflection oil cylinder, the gravity center of the whole vehicle is changed, the lifting range of the whole vehicle under the same working condition in the working condition table can be enlarged without stopping the operation and moving the whole vehicle, the working efficiency is improved, the labor intensity of operators is also reduced, and the detection function of the weight of the balance weight cannot be realized in the above patent.
2. Patent document US07544001B2 discloses a balancing camera crane system which discloses that "a camera crane comprises an improved balancing system with a weight bar attached to the crane arm, and a counterweight movable along the weight bar. Substantially each counterweight may have an upper roller resting on an upper surface of the weight bar to support the counterweight on the weight bar and allow the counterweight to roll along the weight bar. A brake may be provided on the counterweight to lock the counterweight in a selected position on the weight bar. The brake, if used, may have a movable brake pad and brake stop. The weight bars may be connected to the crane arm by means of mounting bars and each counterweight includes a slot for moving the counterweight through the mounting bar ", but the above-mentioned patent does not fulfil the function of transporting the counterweight.
3. Patent document JP2002087759a discloses a mobile crane which discloses "the problem to be solved: a mobile crane capable of rotating the crane without load is provided without the need to weigh the carriage with a weight while following the rotation movement. The solution is as follows: the mobile crane is provided with an upper rotating body 2 supported by a lower traveling body 1, and supports a main boom 3 and a derrick sub boom 4, and a counterweight 9 is arranged in the on-arm sub-arm direction that projects the steering body 2. The counterweight 9 is suspended from the auxiliary boom 4, provided that it can be lifted from the rotor 2 with a winding rope, so that the crane is turned without load without transporting the counterweight 9 to the carriage after the steering movement. The sub boom 4 is provided with a lifting mechanism capable of tilting the sub boom 4 so that the counterweight 9 approaches the lifting shaft of the sub boom 4, which maintains the distance of the center of gravity of the entire upper rotating body 2 including the main boom 3, the sub boom 4 and the attachment inner ring, a crane stabilizer base tilting limit end "maintaining a safe distance, but the above-mentioned patent cannot realize the center of gravity shifting function of the counterweight.
4. Patent document KR1020110045886a discloses a device for providing balance maintenance of a crane, which discloses the "purpose: a device for maintaining balance of a crane is provided to prevent a ship from moving to an upper crane because a dual driving cylinder using high pressure nitrogen and fluid pressure is installed at an upper wheel of the upper crane. The composition is as follows: the device for maintaining the balance of the crane comprises wheels (18), double drive cylinders (16 a,16 b) and double drive modules (10 a,10 b). The wheels support and move the crane on the floating member. The dual drive cylinder connects the wheels to the body of the crane. The double drive cylinder performs a double piston movement such that the movement of the floating member is not directly transferred to the body of the crane. The double-driving module supplies oil and gas to the double-driving cylinder and controls the crane to balance through double-piston movement of the double-driving cylinder. The double drive cylinder includes an upper region and a lower region ", but the above-mentioned patent cannot realize the regulation control function of the counterweight weight.
In summary, the above-mentioned patent cannot realize the function of detecting the weight of the counterweight, the function of transporting the counterweight, the function of moving the center of gravity of the counterweight and the function of adjusting and controlling the weight of the counterweight, resulting in the problem that the balance arm of the counterweight, the balance center of gravity and the weight of the counterweight cannot be adjusted according to the load size to adapt to different working requirements;
therefore, the application provides the counterweight block for the crane, which can realize the functions of detecting the weight of the counterweight, transporting the counterweight, moving the center of gravity of the counterweight and adjusting and controlling the weight of the counterweight and is convenient to stack.
Disclosure of Invention
The invention aims to provide a balance weight for a crane, which is convenient to stack and use, so as to solve the technical problems that the detection function of the weight of the balance weight, the function of transporting the weight, the gravity center moving function of the balance weight and the regulation and control function of the weight of the balance weight cannot be realized in the prior art, and the balance arm, the balance gravity center and the regulation of the weight of the balance weight cannot be regulated according to the load size so as to adapt to different working requirements.
In order to achieve the above purpose, the present invention provides the following technical solutions: the balance weight block for the crane, which is convenient to stack and use, comprises a main balance weight block, wherein a weight adjusting assembly is arranged in the main balance weight block and is used for adjusting and controlling the weight of the balance weight;
the weight adjustment assembly includes: the device comprises a first hydraulic cylinder, a first signal controller and a push plate;
the support is installed at the top of the outer wall of the main balance weight, a first hydraulic cylinder is installed on the side face of the outer wall of the support, a first telescopic link is installed on the side face of the outer wall of the first hydraulic cylinder, a push plate is sleeved on the outer wall of the first telescopic link, and a first signal controller is electrically connected on the side face of the outer wall of the first hydraulic cylinder.
Preferably, a weight detection assembly is arranged in the main balance weight, and the weight detection assembly is used for detecting the weight of the balance weight;
the weight detection assembly includes: the device comprises a slide bar, a spring and a pressure conversion module;
the signal processor is installed to main balance weight inner wall bottom, pressure conversion module is installed at signal processor outer wall top, pressure conversion module passes through the signal line with signal processor and is connected, the slide bar is installed at pressure conversion module outer wall top, slide bar outer wall movable sleeve is equipped with the pressure board, the slide bar outer wall encircles there is the spring, and the spring encircles the slide bar outer wall between pressure conversion module and pressure board.
Preferably, a gravity center moving assembly is arranged in the main balance weight, and is used for moving and changing the gravity center of the balance weight and changing the balance arm;
the center of gravity shifting assembly includes: the double-headed motor, the second signal controller and the first worm;
the double-end motor is installed to main balance weight inner wall bottom, and there is the second signal controller at double-end motor outer wall top through wire connection, and double-end motor outer wall side-mounting has the axis of rotation, and axis of rotation outer wall cover is equipped with first worm, and main balance weight outer wall runs through and installs first drive shaft, and first drive shaft outer wall cover is equipped with first worm wheel, first worm wheel and first worm external engagement, and first drive shaft outer wall cover is equipped with first removal wheel.
Preferably, the outer wall of the main balance weight is provided with a conveying assembly, and the conveying assembly is used for conveying the weights;
the transport assembly includes: the second motor, the second hydraulic cylinder and the first connecting rod;
the second motor is installed in front of the outer wall of the main balance weight, the second rotating shaft is installed in front of the outer wall of the second motor, the connecting block is installed on the outer wall of the second rotating shaft, the second hydraulic cylinder is installed on the side face of the outer wall of the connecting block, the second telescopic link is installed on the side face of the outer wall of the second hydraulic cylinder, and the first connecting rod is sleeved on the outer wall of the second telescopic link.
Preferably, the signal processor is connected with the first signal controller and the second signal controller through signal lines, a third hydraulic cylinder is installed at the bottom of the inner wall of the main balance weight, the third hydraulic cylinder is connected with the signal processor through signal lines, a third telescopic rod is installed at the top of the outer wall of the third hydraulic cylinder, and the top of the outer wall of the third telescopic rod is fixedly connected with the bottom of the outer wall of the pressure plate.
Preferably, the outer wall of the rotating shaft is sleeved with a second worm, the outer wall of the main balance weight is provided with a second driving shaft in a penetrating mode, the outer wall of the second driving shaft is sleeved with a second worm wheel, the second worm wheel is meshed with the second worm, and the outer wall of the second driving shaft is sleeved with a second moving wheel.
Preferably, a movable bearing is arranged in the first connecting rod, a second connecting rod is sleeved on the inner wall of the movable bearing, and a transport box is arranged on the outer wall of the second connecting rod.
Preferably, the first motor is installed on the side surface of the outer wall of the transport case, the first rotating shaft is installed on the side surface of the outer wall of the first motor, the first rotating shaft is sleeved with the current limiting plate, and the current limiting plate is arranged inside the transport case.
Preferably, the method comprises the following steps:
s1, starting a second hydraulic cylinder, wherein the second hydraulic cylinder drives a second telescopic rod to stretch and retract, the second telescopic rod drives a first connecting rod to stretch and retract, the first connecting rod drives the second connecting rod to stretch and retract, and the second connecting rod drives a transport case to move;
s2, starting a first motor, wherein the first motor drives a first rotating shaft to rotate, the first rotating shaft drives a flow limiting plate to rotate in a transport box, and the counterweight sand in the transport box falls onto a pressure plate in a main counterweight block, so that the counterweight sand presses the pressure plate;
s3, the signal processor controls and starts a second signal controller, the second signal controller controls and starts a double-headed motor, the double-headed motor drives a rotating shaft to rotate, and the rotating shaft drives a first worm and a second worm to rotate;
s4, the signal processor controls and starts a third hydraulic cylinder, the third hydraulic cylinder drives a third telescopic rod to extend, and the third telescopic rod drives a pressure plate to move upwards along a sliding rod.
Preferably, the method further comprises the following steps:
s11, after the transportation box is filled with the counterweight sand, the second motor is started, the second motor drives the second rotating shaft to rotate, the second rotating shaft drives the connecting block to rotate, the connecting block drives the second hydraulic cylinder to rotate, the second hydraulic cylinder drives the second connecting rod to rotate in the movable bearing, and the transportation box is lifted to the position above the main counterweight block, so that the function of transporting the counterweight block is realized;
s21, the pressure plate slides downwards along the sliding rod under the pressure action, the pressure plate presses the spring to deform and compress, the spring presses the pressure conversion module, the pressure conversion module converts the spring deformation into a weight signal and transmits the weight signal to the signal processor, and the signal processor analyzes and processes the weight of the counterweight, so that the function of detecting the weight of the counterweight is realized;
s31, the first worm and the second worm are meshed to drive the first worm wheel and the second worm wheel to rotate, the first worm wheel and the second worm wheel drive the first driving shaft and the second driving shaft to rotate, the first driving shaft and the second driving shaft drive the first moving wheel and the second moving wheel to rotate, and the first moving wheel and the second moving wheel move on the counterweight track, so that the gravity center moving function of the counterweight block is realized, and the counterweight force arm is changed;
s41, a signal processor controls and starts a first signal controller, the first signal controller controls and starts a first hydraulic cylinder, the first hydraulic cylinder drives a first telescopic rod to extend, the first telescopic rod pushes a push plate, and the push plate pushes out counterweight sand on a pressure plate outside a main counterweight block, so that the function of adjusting and controlling the counterweight weight is realized.
Compared with the prior art, the invention has the beneficial effects that:
1. the weight adjusting assembly is arranged in the main balance weight, and is used for adjusting and controlling the weight of the balance weight; the weight adjustment assembly includes: the device comprises a first hydraulic cylinder, a first signal controller and a push plate; the top of the outer wall of the main balance weight is provided with a bracket, the side surface of the outer wall of the bracket is provided with a first hydraulic cylinder, the side surface of the outer wall of the first hydraulic cylinder is provided with a first telescopic rod, the outer wall of the first telescopic rod is sleeved with a push plate, and the side surface of the outer wall of the first hydraulic cylinder is electrically connected with a first signal controller, so that the function of adjusting and controlling the weight of the balance weight is realized, and the problem that the crane is inclined due to overlarge balance weight caused by incapability of adjusting and controlling the weight of the balance weight is solved;
2. the invention is characterized in that a weight detection assembly is arranged in the main balance weight, and the weight detection assembly is used for detecting the weight of the balance weight; the weight detection assembly includes: the device comprises a slide bar, a spring and a pressure conversion module; the bottom of the inner wall of the main balance weight is provided with a signal processor, the top of the outer wall of the signal processor is provided with a pressure conversion module, the pressure conversion module is connected with the signal processor through a signal line, the top of the outer wall of the pressure conversion module is provided with a slide bar, the outer wall of the slide bar is movably sleeved with a pressure plate, the outer wall of the slide bar is surrounded with a spring, the spring is surrounded on the outer wall of the slide bar between the pressure conversion module and the pressure plate, the detection function of the weight of the balance weight is realized, and the problem of balance adjustment of the detection of the weight of the balance weight according to the weight is solved;
3. the gravity center moving assembly is arranged in the main balance weight, and is used for moving and changing the gravity center of the balance weight and changing the balance arm; the center of gravity shifting assembly includes: the double-headed motor, the second signal controller and the first worm; the bottom of the inner wall of the main balance weight is provided with a double-headed motor, the top of the outer wall of the double-headed motor is connected with a second signal controller through a wire, the side surface of the outer wall of the double-headed motor is provided with a rotating shaft, the outer wall of the rotating shaft is sleeved with a first worm, the outer wall of the main balance weight is provided with a first driving shaft in a penetrating way, the outer wall of the first driving shaft is sleeved with a first worm wheel, the first worm wheel is externally meshed with the first worm, the outer wall of the first driving shaft is sleeved with a first movable wheel, the gravity center movement function of the balance weight is realized, the balance weight arm is changed, and the problem that the gravity center cannot be moved and adjusted to cause unbalanced moment is solved;
4. the invention is characterized in that a transportation assembly is arranged on the outer wall of the main balance weight, and the transportation assembly is used for transporting the balance weight; the transport assembly includes: the second motor, the second hydraulic cylinder and the first connecting rod; the second motor is installed on the front of the outer wall of the main balance weight, the second rotating shaft is installed on the front of the outer wall of the second motor, the connecting block is installed on the outer wall of the second rotating shaft, the second hydraulic cylinder is installed on the side face of the outer wall of the connecting block, the second telescopic link is installed on the side face of the outer wall of the second hydraulic cylinder, the first connecting rod is sleeved on the outer wall of the second telescopic link, the function of transporting the balance weight is achieved, and the problem that balance weight transportation meets the balance weight requirement is solved.
Drawings
FIG. 1 is a schematic elevational view of the present invention;
FIG. 2 is a schematic view of the front part structure of the present invention;
FIG. 3 is a schematic view of a second motor part structure of the present invention;
FIG. 4 is a schematic view of a portion of the transport assembly of the present invention;
FIG. 5 is a schematic view of a portion of a center of gravity shifting assembly according to the present invention;
FIG. 6 is a schematic view of a portion of the weight sensing assembly of the present invention;
FIG. 7 is a schematic view of a portion of the weight adjustment assembly of the present invention;
fig. 8 is a schematic view of a portion of the transport case of the present invention.
In the figure: 1. a main counterweight block; 101. a first drive shaft; 102. a first moving wheel; 103. a first worm wheel; 104. a second drive shaft; 105. a second moving wheel; 106. a second worm wheel; 2. a second motor; 201. a second rotating shaft; 202. a connecting block; 3. a second hydraulic cylinder; 301. a second telescopic rod; 302. a first link; 303. a movable bearing; 304. a second link; 4. a transport box; 5. a double-ended motor; 501. a rotating shaft; 502. a first worm; 503. a second worm; 504. a second signal controller; 6. a third hydraulic cylinder; 601. a third telescopic rod; 602. a pressure plate; 603. a slide bar; 604. a spring; 605. a pressure conversion module; 606. a signal processor; 7. a first hydraulic cylinder; 701. a first telescopic rod; 702. a push plate; 703. a bracket; 704. a first signal controller; 8. a first motor; 801. a first rotating shaft; 802. a flow limiting plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-8, an embodiment of the present invention is provided: the balance weight block for the crane, which is convenient to stack and use, comprises a main balance weight block 1, wherein a weight adjusting assembly is arranged in the main balance weight block 1 and is used for adjusting and controlling the weight of the balance weight; the weight adjustment assembly includes: a first hydraulic cylinder 7, a first signal controller 704 and a push plate 702; the support 703 is installed at the top of the outer wall of the main balance weight 1, a first hydraulic cylinder 7 is installed on the side face of the outer wall of the support 703, a first telescopic rod 701 is installed on the side face of the outer wall of the first hydraulic cylinder 7, a push plate 702 is sleeved on the outer wall of the first telescopic rod 701, a first signal controller 704 is electrically connected to the side face of the outer wall of the first hydraulic cylinder 7, a signal processor 606 controls to start a third hydraulic cylinder 6, the third hydraulic cylinder 6 drives the third telescopic rod 601 to extend, the third telescopic rod 601 drives a pressure plate 602 to move upwards along a sliding rod 603, the signal processor 606 controls to start a first signal controller 704, the first signal controller 704 controls to control the first hydraulic cylinder 7, the first hydraulic cylinder 7 drives the first telescopic rod 701 to extend, the push plate 702 pushes counterweight sand on the pressure plate 602 out of the main balance weight 1, and the problem that the counterweight weight cannot be adjusted and controlled to cause the crane to topple over is solved.
Referring to fig. 1-8, an embodiment of the present invention is provided: the balance weight block for the crane, which is convenient to stack, is characterized in that a weight detection component is arranged in the main balance weight block 1 and is used for detecting the weight of the balance weight; the weight detection assembly includes: slide bar 603, spring 604, and pressure conversion module 605; the signal processor 606 is installed to main balance weight 1 inner wall bottom, the pressure conversion module 605 is installed at signal processor 606 outer wall top, pressure conversion module 605 passes through the signal line with signal processor 606 to be connected, slide bar 603 is installed at pressure conversion module 605 outer wall top, slide bar 603 outer wall activity cover is equipped with pressure plate 602, slide bar 603 outer wall is encircled and is had spring 604, and spring 604 encircles the slide bar 603 outer wall between pressure conversion module 605 and pressure plate 602, first motor 8 starts, first motor 8 drives first pivot 801 and rotates, first pivot 801 drives current limiting plate 802 and rotates in transport case 4, will transport case 4 interior counter weight sand falls into on the pressure plate 602 in the main balance weight 1, counter weight sand pressure plate 602, pressure plate 602 slides down along slide bar 603 under the pressure effect, pressure plate 602 pressure spring 604 deformation compression, spring 604 pressure conversion module 605 converts the spring deformation volume into weight signal transmission to signal processor 606, signal processor 606 carries out analysis to counter weight, the problem of having realized detecting the weight of counter weight function to have carried out weight detection and has solved weight adjustment.
Referring to fig. 1-5, an embodiment of the present invention is provided: the balance weight block for the crane, which is convenient for stacking, is characterized in that a gravity center moving assembly is arranged in the main balance weight block 1 and is used for moving and changing the gravity center of the balance weight block and changing a balance arm; the center of gravity shifting assembly includes: the double-headed motor 5, the second signal controller 504 and the first worm 502; the bottom of the inner wall of the main balance weight 1 is provided with a double-headed motor 5, the top of the outer wall of the double-headed motor 5 is connected with a second signal controller 504 through a wire, the side surface of the outer wall of the double-headed motor 5 is provided with a rotating shaft 501, the outer wall of the rotating shaft 501 is sleeved with a first worm 502, the outer wall of the main balance weight 1 is penetrated and provided with a first driving shaft 101, the outer wall of the first driving shaft 101 is sleeved with a first worm wheel 103, the first worm wheel 103 is externally meshed with the first worm 502, the outer wall of the first driving shaft 101 is sleeved with a first movable wheel 102, the signal processor 606 controls the starting of the second signal controller 504, the second signal controller 504 controls the starting of the double-headed motor 5, the double-headed motor 5 drives the rotating shaft 501 to rotate, the rotation shaft 501 drives the first worm 502 and the second worm 503 to rotate, the first worm 502 and the second worm 503 are meshed to drive the first worm wheel 103 and the second worm wheel 106 to rotate, the first worm wheel 103 and the second worm wheel 106 drive the first driving shaft 101 and the second driving shaft 104 to rotate, the first driving shaft 101 and the second driving shaft 104 drive the first moving wheel 102 and the second moving wheel 105 to rotate, the first moving wheel 102 and the second moving wheel 105 move on the counterweight track, the gravity center moving function of the counterweight is realized, the counterweight arm is changed, and the problem that the gravity center cannot be moved and adjusted to cause unbalanced moment is solved.
Referring to fig. 1-4, an embodiment of the present invention is provided: the outer wall of the main balance weight block 1 is provided with a transportation assembly for transporting the balance weight; the transport assembly includes: a second motor 2, a second hydraulic cylinder 3 and a first link 302; the second motor 2 is arranged on the front surface of the outer wall of the main balance weight 1, the second rotating shaft 201 is arranged on the front surface of the outer wall of the second motor 2, the connecting block 202 is arranged on the outer wall of the second rotating shaft 201, the second hydraulic cylinder 3 is arranged on the side surface of the outer wall of the connecting block 202, the second telescopic rod 301 is sleeved with the first connecting rod 302, the second hydraulic cylinder 3 is started, the second hydraulic cylinder 3 drives the second telescopic rod 301 to stretch out and draw back, the second telescopic rod 301 drives the first connecting rod 302 to stretch out and draw back, the first connecting rod 302 drives the second connecting rod 304 to stretch out and draw back, the second connecting rod 304 drives the transport box 4 to move, after the transport box 4 is filled with the counterweight sand, the second motor 2 is started, the second motor 2 drives the second rotating shaft 201 to rotate, the second rotating shaft 201 drives the connecting block 202 to rotate, the connecting block 202 drives the second hydraulic cylinder 3 to rotate, the second hydraulic cylinder 3 drives the second connecting rod 304 to rotate in the movable bearing 303, the transport box 4 is lifted to the upper part of the main balance weight 1, the function of transporting the counterweight is realized, and the problem that the transporting counterweight meets the counterweight requirement is solved.
The working principle is that the bracket 703 plays a role in supporting the first hydraulic cylinder 7; the second hydraulic cylinder 3 is started, the second hydraulic cylinder 3 drives the second telescopic rod 301 to stretch out and draw back, the second telescopic rod 301 drives the first connecting rod 302 to stretch out and draw back, the first connecting rod 302 drives the second connecting rod 304 to move, after the transportation box 4 is filled with the counterweight sand, the second motor 2 is started, the second motor 2 drives the second rotating shaft 201 to rotate, the second rotating shaft 201 drives the connecting block 202 to rotate, the connecting block 202 drives the second hydraulic cylinder 3 to rotate, the second hydraulic cylinder 3 drives the second connecting rod 304 to rotate in the movable bearing 303, the transportation box 4 is lifted to above the main counterweight 1, the function of transporting the counterweight is realized, meanwhile, the second hydraulic cylinder 3 is started to drive the second telescopic rod 301 to stretch out and draw back, the second telescopic rod 301 drives the first connecting rod 302 to move, the first connecting rod 302 drives the transportation box 4 to be stacked on the top of the outer wall of the main counterweight 1 through the second connecting rod 304, and the function of being convenient to stack and place is realized; the first motor 8 is started, the first motor 8 drives the first rotating shaft 801 to rotate, the first rotating shaft 801 drives the current limiting plate 802 to rotate in the transport box 4, the counterweight sand in the transport box 4 falls onto the pressure plate 602 in the main counterweight block 1, the counterweight sand presses the pressure plate 602, the pressure plate 602 slides downwards along the slide rod 603 under the pressure effect, the pressure plate 602 presses the spring 604 to deform and compress, the spring 604 presses the pressure conversion module 605, the pressure conversion module 605 converts the deformation of the spring 604 into a weight signal to be transmitted to the signal processor 606, the signal processor 606 analyzes and processes the counterweight weight, the detection function of the counterweight weight is realized, when the counterweight weight is detected, the gravity center movement is carried out according to the requirement, the arm of force is changed to adjust and regulate the counterweight weight, the signal processor 606 controls and starts the second signal controller 504, the second signal controller 504 controls and starts the double-head motor 5, the double-headed motor 5 drives the rotating shaft 501 to rotate, the rotating shaft 501 drives the first worm 502 and the second worm 503 to rotate, the first worm 502 and the second worm 503 are meshed to drive the first worm wheel 103 and the second worm wheel 106 to rotate, the first worm wheel 103 and the second worm wheel 106 drive the first driving shaft 101 and the second driving shaft 104 to rotate, the first driving shaft 101 and the second driving shaft 104 drive the first moving wheel 102 and the second moving wheel 105 to rotate, the first moving wheel 102 and the second moving wheel 105 move on a counterweight track, the gravity center moving function of the counterweight is realized, the counterweight arm of force is changed, the signal processor 606 controls the starting of the third hydraulic cylinder 6, the third hydraulic cylinder 6 drives the third telescopic rod 601 to extend, the third telescopic rod 601 drives the pressure plate 602 to move upwards along the slide rod 603, the signal processor 606 controls the starting of the first signal controller 704, the first signal controller 704 controls the starting of the first hydraulic cylinder 7, the first hydraulic cylinder 7 drives the first telescopic rod 701 to extend, the first telescopic rod 701 pushes the push plate 702, the push plate 702 pushes the counterweight sand on the pressure plate 602 out of the main counterweight block 1, the function of adjusting and controlling the counterweight weight is realized, and the problem that the crane is inclined due to overlarge counterweight caused by incapability of adjusting and controlling the counterweight weight is solved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. Balance weight block for crane convenient to stack use, including main balance weight block (1), its characterized in that: a weight adjusting component is arranged in the main balance weight (1) and is used for adjusting and controlling the weight of the balance weight;
the weight adjustment assembly includes: a first hydraulic cylinder (7), a first signal controller (704) and a push plate (702);
the device is characterized in that a support (703) is arranged at the top of the outer wall of the main balance weight (1), a first hydraulic cylinder (7) is arranged on the side face of the outer wall of the support (703), a first telescopic rod (701) is arranged on the side face of the outer wall of the first hydraulic cylinder (7), a push plate (702) is sleeved on the outer wall of the first telescopic rod (701), and a first signal controller (704) is electrically connected to the side face of the outer wall of the first hydraulic cylinder (7).
2. The counterweight block for a crane for facilitating stacking use according to claim 1, wherein: a weight detection assembly is arranged in the main balance weight (1) and is used for detecting the weight of the balance weight;
the weight detection assembly includes: a slide bar (603), a spring (604) and a pressure conversion module (605);
the main balance weight (1) inner wall bottom is installed signal processor (606), pressure conversion module (605) are installed at signal processor (606) outer wall top, pressure conversion module (605) are connected through the signal line with signal processor (606), slide bar (603) are installed at pressure conversion module (605) outer wall top, slide bar (603) outer wall movable sleeve is equipped with pressure plate (602), slide bar (603) outer wall is encircled and is had spring (604), and spring (604) encircle slide bar (603) outer wall between pressure conversion module (605) and pressure plate (602).
3. The counterweight block for a crane for facilitating stacking use according to claim 1, wherein: a gravity center moving assembly is arranged in the main balance weight (1) and used for moving and changing the gravity center of the balance weight and changing a balance arm;
the center of gravity shifting assembly includes: a double-headed motor (5), a second signal controller (504) and a first worm (502);
the double-end motor (5) is installed to main balance weight (1) inner wall bottom, there is second signal controller (504) at double-end motor (5) outer wall top through wire connection, rotation axis (501) are installed to double-end motor (5) outer wall side-mounting, first worm (502) are equipped with to rotation axis (501) outer wall cover, first drive shaft (101) are installed in main balance weight (1) outer wall penetration, first worm wheel (103) are equipped with to first drive shaft (101) outer wall cover, first worm wheel (103) and first worm (502) external engagement, first drive shaft (101) outer wall cover is equipped with first movable wheel (102).
4. The counterweight block for a crane for facilitating stacking use according to claim 1, wherein: the outer wall of the main balance weight (1) is provided with a conveying assembly, and the conveying assembly is used for conveying the weights;
the transport assembly includes: a second motor (2), a second hydraulic cylinder (3) and a first connecting rod (302);
the second motor (2) is installed on the front of the outer wall of the main balance weight (1), the second rotating shaft (201) is installed on the front of the outer wall of the second motor (2), the connecting block (202) is installed on the outer wall of the second rotating shaft (201), the second hydraulic cylinder (3) is installed on the side face of the outer wall of the connecting block (202), the second telescopic rod (301) is installed on the side face of the outer wall of the second hydraulic cylinder (3), and the first connecting rod (302) is sleeved on the outer wall of the second telescopic rod (301).
5. A counterweight for a crane for facilitating stacking use according to any one of claims 1 to 4, wherein: the signal processor (606) is connected with the first signal controller (704) and the second signal controller (504) through signal lines, the third hydraulic cylinder (6) is installed at the bottom of the inner wall of the main balance weight (1), the third hydraulic cylinder (6) is connected with the signal processor (606) through signal lines, the third telescopic rod (601) is installed at the top of the outer wall of the third hydraulic cylinder (6), and the top of the outer wall of the third telescopic rod (601) is fixedly connected with the bottom of the outer wall of the pressure plate (602).
6. A counterweight for a crane for facilitating stacking use according to claim 3, wherein: the outer wall of the rotating shaft (501) is sleeved with a second worm (503), the outer wall of the main balance weight (1) is provided with a second driving shaft (104) in a penetrating mode, the outer wall of the second driving shaft (104) is sleeved with a second worm wheel (106), the second worm wheel (106) is meshed with the second worm (503) in an external mode, and the outer wall of the second driving shaft (104) is sleeved with a second moving wheel (105).
7. The counterweight block for a crane for facilitating stacking use according to claim 4, wherein: the first connecting rod (302) internally provided with a movable bearing (303), the inner wall of the movable bearing (303) is sleeved with a second connecting rod (304), and the outer wall of the second connecting rod (304) is provided with a transport case (4).
8. The counterweight block for a crane for facilitating stacking use according to claim 7, wherein: the transportation box (4) outer wall side-mounting has first motor (8), and first pivot (801) are installed to first motor (8) outer wall side, and first pivot (801) outer wall cover current-limiting plate (802), current-limiting plate (802) are inside transportation box (4).
9. The method for using the balance weight for the crane, which is convenient for stacking and use according to any one of claims 6 to 8, wherein the method comprises the following steps: the method comprises the following steps:
s1, starting a second hydraulic cylinder (3), wherein the second hydraulic cylinder (3) drives a second telescopic rod (301) to stretch, the second telescopic rod (301) drives a first connecting rod (302) to stretch, the first connecting rod (302) drives a second connecting rod (304) to stretch, and the second connecting rod (304) drives a transport box (4) to move;
s2, starting a first motor (8), driving a first rotating shaft (801) to rotate by the first motor (8), driving a current limiting plate (802) to rotate in a transport box (4) by the first rotating shaft (801), enabling the counterweight sand in the transport box (4) to fall onto a pressure plate (602) in a main counterweight block (1), and pressing the pressure plate (602) by the counterweight sand;
s3, a signal processor (606) controls and starts a second signal controller (504), the second signal controller (504) controls and starts a double-headed motor (5), the double-headed motor (5) drives a rotating shaft (501) to rotate, and the rotating shaft (501) drives a first worm (502) and a second worm (503) to rotate;
s4, the signal processor (606) controls and starts the third hydraulic cylinder (6), the third hydraulic cylinder (6) drives the third telescopic rod (601) to extend, and the third telescopic rod (601) drives the pressure plate (602) to move upwards along the sliding rod (603).
10. The counterweight block for a crane for facilitating stacking use according to claim 9, wherein: the method also comprises the following steps:
s11, after the transportation box (4) is filled with the counterweight sand, the second motor (2) is started, the second motor (2) drives the second rotating shaft (201) to rotate, the second rotating shaft (201) drives the connecting block (202) to rotate, the connecting block (202) drives the second hydraulic cylinder (3) to rotate, the second hydraulic cylinder (3) drives the second connecting rod (304) to rotate in the movable bearing (303), and the transportation box (4) is lifted above the main counterweight block (1) to realize the function of transporting the counterweight;
s21, the pressure plate (602) slides downwards along the sliding rod (603) under the action of pressure, the pressure plate (602) presses the spring (604) to deform and compress, the spring (604) presses the pressure conversion module (605), the pressure conversion module (605) converts the deformation of the spring (604) into a weight signal and transmits the weight signal to the signal processor (606), and the signal processor (606) analyzes and processes the weight of the counterweight, so that the function of detecting the weight of the counterweight is realized;
s31, a first worm (502) and a second worm (503) are meshed to drive a first worm wheel (103) and a second worm wheel (106) to rotate, the first worm wheel (103) and the second worm wheel (106) drive a first driving shaft (101) and a second driving shaft (104) to rotate, the first driving shaft (101) and the second driving shaft (104) drive a first moving wheel (102) and a second moving wheel (105) to rotate, the first moving wheel (102) and the second moving wheel (105) move on a counterweight track, the gravity center moving function of a counterweight block is realized, and a counterweight arm is changed;
s41, a signal processor (606) controls and starts a first signal controller (704), the first signal controller (704) controls and starts a first hydraulic cylinder (7), the first hydraulic cylinder (7) drives a first telescopic rod (701) to extend, the first telescopic rod (701) pushes a push plate (702), and the push plate (702) pushes out the counterweight sand on a pressure plate (602) outside a main counterweight block 1, so that the function of adjusting and controlling the counterweight weight is realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311276641.5A CN117246930B (en) | 2023-10-05 | 2023-10-05 | Balance weight for crane convenient to stack and use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311276641.5A CN117246930B (en) | 2023-10-05 | 2023-10-05 | Balance weight for crane convenient to stack and use |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117246930A true CN117246930A (en) | 2023-12-19 |
| CN117246930B CN117246930B (en) | 2024-09-10 |
Family
ID=89131061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311276641.5A Active CN117246930B (en) | 2023-10-05 | 2023-10-05 | Balance weight for crane convenient to stack and use |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117246930B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08134957A (en) * | 1994-11-04 | 1996-05-28 | Tetsuzo Nishida | Counterweight for construction machine |
| CN201857227U (en) * | 2010-03-16 | 2011-06-08 | 张兴汉 | Tower crane |
| US8007222B1 (en) * | 2007-05-31 | 2011-08-30 | ET&T Engineering LLP | Variable counterweight system for a material handling device |
| CN107082374A (en) * | 2017-06-12 | 2017-08-22 | 无锡石油化工起重机有限公司 | The Construction crane of water filling weightening counter-jib is set |
| CN112850487A (en) * | 2021-02-09 | 2021-05-28 | 台州学院 | Gravity center adjustable building wallboard hoisting equipment |
| CN113914157A (en) * | 2021-09-24 | 2022-01-11 | 温州安荷桥科技有限公司 | Auxiliary equipment of rail moving loading vehicle and using method thereof |
| CN114397004A (en) * | 2022-01-18 | 2022-04-26 | 凯晟动力技术（嘉兴）有限公司 | High-temperature-resistant pressure sensor calibration device and use method thereof |
| CN115258985A (en) * | 2021-12-31 | 2022-11-01 | 宋丰伟 | Tower crane |
| CN115535885A (en) * | 2022-09-15 | 2022-12-30 | 中联重科建筑起重机械有限责任公司 | Crane and overturn prevention control method thereof |
-
2023
- 2023-10-05 CN CN202311276641.5A patent/CN117246930B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08134957A (en) * | 1994-11-04 | 1996-05-28 | Tetsuzo Nishida | Counterweight for construction machine |
| US8007222B1 (en) * | 2007-05-31 | 2011-08-30 | ET&T Engineering LLP | Variable counterweight system for a material handling device |
| CN201857227U (en) * | 2010-03-16 | 2011-06-08 | 张兴汉 | Tower crane |
| CN107082374A (en) * | 2017-06-12 | 2017-08-22 | 无锡石油化工起重机有限公司 | The Construction crane of water filling weightening counter-jib is set |
| CN112850487A (en) * | 2021-02-09 | 2021-05-28 | 台州学院 | Gravity center adjustable building wallboard hoisting equipment |
| CN113914157A (en) * | 2021-09-24 | 2022-01-11 | 温州安荷桥科技有限公司 | Auxiliary equipment of rail moving loading vehicle and using method thereof |
| CN115258985A (en) * | 2021-12-31 | 2022-11-01 | 宋丰伟 | Tower crane |
| CN114397004A (en) * | 2022-01-18 | 2022-04-26 | 凯晟动力技术（嘉兴）有限公司 | High-temperature-resistant pressure sensor calibration device and use method thereof |
| CN115535885A (en) * | 2022-09-15 | 2022-12-30 | 中联重科建筑起重机械有限责任公司 | Crane and overturn prevention control method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 施浒立, 周津慧: "软件智能可调平衡重", 电子机械工程, no. 06, 25 July 2002 (2002-07-25) * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117246930B (en) | 2024-09-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2419856C (en) | Lifting platform for vehicles | |
| CN113148864A (en) | Crane and control method thereof | |
| CN106082023A (en) | Adjustable center of gravity forklift | |
| CN117246930B (en) | Balance weight for crane convenient to stack and use | |
| CN214653149U (en) | Movable type hoisting operation vehicle | |
| CN106082022A (en) | The adjustable forklift of formula center of gravity is driven at station | |
| CN116142963A (en) | Safe formula component hoist and mount mechanical equipment with anti-drop structure | |
| CN110395678A (en) | A kind of three axis adjusting lifting jack | |
| CN213772937U (en) | Lifting device for bridge detection | |
| CN210915174U (en) | Movable elevator | |
| CN211113585U (en) | Non-unhooking dynamic compactor with lifted oil cylinder | |
| CN113148863A (en) | Crane and control method thereof | |
| CN214399480U (en) | A conveniently unload and transfer device for reinforcing bar coil stock | |
| CN214568546U (en) | Better conveyer of fixed effect | |
| CN221459701U (en) | Steel plate supporting frame for crane production | |
| CN219860036U (en) | Multi-rope friction type mine hoist | |
| CN219044808U (en) | Crane with adjustable arm length | |
| CN219469520U (en) | Material lifting device for building construction | |
| CN215479301U (en) | A hoist and mount fixing device for subway construction | |
| CN216997387U (en) | Crane with movable balancing weight mechanism | |
| CN221370244U (en) | Small-size longmen lifting device of building engineering | |
| CN116062635B (en) | Embedded integrated driving control system and method for slewing mechanism of tower crane | |
| CN221796787U (en) | Lifting beam capable of rotating and translating | |
| CN210334346U (en) | Ladle conveyor that security performance is high | |
| CN218560929U (en) | Multifunctional crane |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |