CN103693571A - Adjustable counterweight system and crane - Google Patents
Adjustable counterweight system and crane Download PDFInfo
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- CN103693571A CN103693571A CN201310684997.2A CN201310684997A CN103693571A CN 103693571 A CN103693571 A CN 103693571A CN 201310684997 A CN201310684997 A CN 201310684997A CN 103693571 A CN103693571 A CN 103693571A
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- hoisting crane
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Abstract
The invention discloses an adjustable counterweight system and a crane. The adjustable counterweight system is used by the crane. The adjustable counterweight system comprises a counterweight box which comprises a rear counterweight box in a rear counterweight position of the crane and/or a superlift counterweight box in a superlift counterweight position of the crane, wherein the rear and superlift counterweight boxes are selectively provided with counterweights which are liquids or solid particles. The adjustable counterweight system can be adjusted according to the hanging load of the crane, so that the crane is convenient to move without load or transfer, thereby, improving the work efficiency and lowering the cost. The trend of leaning back caused by great a rear counterweight is avoided when a hook is empty, so that the crane is stable.
Description
Technical field
The present invention relates to counterweight regulation technology, particularly a kind of adjustable weight system and be provided with the hoisting crane of this adjustable weight system.
Background technology
At present, the counterweight part of crawler crane, is divided into two kinds of rear counterweight and super-starting balance weights, and these two kinds of counterweights are all the clump weights that adopts solid, when load, swinging radius hour, and counterweight after can only using, rear counterweight is arranged on the rear portion of fuselage conventionally; When load, swinging radius are larger, need to use super-starting balance weight, super-starting balance weight with surpassed frame and be connected, be conventionally disposed on the rear of hoisting crane.
In real work, there are a lot of problems in the rear counterweight of this solid clump weight form and super-starting balance weight combination, for example, 1) when lift heavy magnitude of load changes, the pallet changeover program of super-starting balance weight is very loaded down with trivial details, and when empty hook, cannot be liftoff owing to having surpassed pallet, seriously limited the action such as walking, revolution of crawler crane; 2) counterweight after hoisting crane is only used, and when its sky hook, after the whole center of gravity of crawler crane is leaned on very much, hypsokinesis tendency is large, often causes part caterpillar wheel liftoff, and walking is rocked serious; 3) in order to promote the lift heavy ability of crawler crane, conventionally can configure more clump weight, these clump weight loads have increased the cost of transition.
Summary of the invention
In view of this, the present invention proposes a kind of adjustable weight system and is provided with the hoisting crane of this adjustable weight system, and this Weighting system can regulate counterweight size according to demand, addresses the above problem.
On the one hand, the invention provides a kind of adjustable weight system, be used for to crane counterweight, comprise weight box, described weight box comprises the rear weight box at the rear balance position place that is arranged on described hoisting crane, and/or be arranged on the super-starting balance weight case of the super-starting balance weight position of described hoisting crane, and in described rear weight box and described super-starting balance weight case, selectively install mass, described mass is liquid or solid particulate matter.
Further, described adjustable weight system also comprises the storage bin on the main frame that is arranged on described hoisting crane, and for storing described mass, and described mass for shifting between described storage bin and described weight box.
Further, described mass is water.
Further, described rear weight box and described super-starting balance weight case all pass through pipeline connection with described storage bin.
Further, on described pipeline, be provided with swivel coupling.
Further, the number of described storage bin is a plurality of, is arranged on the pivoting support below of described hoisting crane, and/or is arranged on the pivoting support top of described hoisting crane.
Further, be arranged between the described storage bin of pivoting support below of described hoisting crane and be interconnected;
Be arranged between the described storage bin of pivoting support top of described hoisting crane and be interconnected.
Further, described adjustable weight system also comprises fixed weight piece, is arranged on rear balance position place and/or the super-starting balance weight position of described hoisting crane.
Further, the number of described rear weight box is a plurality of, and described rear weight box is interconnected;
And/or the number of described super-starting balance weight case is a plurality of, and described super-starting balance weight case is interconnected.
On the other hand, the present invention also provides a kind of hoisting crane, and it is provided with the adjustable weight system described in as above any one.
Adjustable weight system of the present invention has adopted weight box, weight box is arranged on to original balance position place, and in weight box, install the mass such as liquid or housing particulate matter hoisting crane is carried out to counterweight, replace original rear counterweight or super-starting balance weight, the quantity of installing mass can regulate according to the mode of operation of hoisting crane, for example, when lifting heavier load, can in weight box, fill more or fill mass, when lifting by crane compared with underload or the empty hook of hoisting crane, can in weight box, few loading not assemble weight, with this, regulate counterweight.Like this, the counterweight of hoisting crane can regulate according to the lift heavy magnitude of load of hoisting crane, is convenient to the unloaded mobile or transition of hoisting crane, increases work efficiency, and reduces costs, and the hypsokinesis tendency causing more greatly because of rear counterweight while avoiding sky hook, makes hoisting crane self more stable.
Accompanying drawing explanation
The accompanying drawing that forms a part of the present invention is used to provide a further understanding of the present invention, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
The structural representation of a kind of adjustable weight system that Fig. 1 provides for the embodiment of the present invention, for the ease of understanding, goes back the part body of the hoisting crane of crucial point in figure;
The structural representation of the rear weight box of the adjustable weight system that Fig. 2 provides for the embodiment of the present invention;
The structural representation of the super-starting balance weight case of the adjustable weight system that Fig. 3 provides for the embodiment of the present invention.
Description of reference numerals
10, hoisting crane; 20, weight box; 21, rear weight box; 22, super-starting balance weight case; 30, storage bin; 41, rear counterweight pallet; 42, super-starting balance weight pallet; 50, fixed weight piece.
The specific embodiment
It should be noted that, in the situation that not conflicting, embodiment and the feature in embodiment in the present invention can combine mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the present invention in detail.
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described in further detail:
Be illustrated in figure 1 the structural representation of a kind of adjustable weight system that the embodiment of the present invention provides; This adjustable weight system is used for to hoisting crane 10 counterweights, it comprises weight box 20, weight box 20 comprises the rear weight box 21 at the rear balance position place that is arranged on hoisting crane 10, and the super-starting balance weight case 22 that is arranged on the super-starting balance weight position of hoisting crane, two kinds of interior selectable installing mass of weight box 20, mass is liquid or solid particulate matter.
Adjustable weight system of the present invention has adopted weight box, weight box is arranged on to original balance position place, and in weight box, install the mass such as liquid or housing particulate matter hoisting crane is carried out to counterweight, replace original rear counterweight or super-starting balance weight, the quantity of installing mass can regulate according to the mode of operation of hoisting crane, for example, when lifting heavier load, can in weight box, fill more or fill mass, when lifting by crane compared with underload or the empty hook of hoisting crane, can in weight box, few loading not assemble weight, with this, regulate counterweight.Like this, the counterweight of hoisting crane can regulate according to the lift heavy magnitude of load of hoisting crane, is convenient to the unloaded mobile or transition of hoisting crane, increases work efficiency, and reduces costs, and the hypsokinesis tendency causing more greatly because of rear counterweight while avoiding sky hook, makes hoisting crane self more stable.
In order to coordinate weight box 20 to use, in this embodiment, also comprise the storage bin 30 on the main frame that is arranged on hoisting crane 10, be used for storing mass, the mass storing is used between storage bin 30 and weight box 20 and shifts, when hoisting crane 10 need to be to the interior filling mass of weight box 20, mass in storage bin 30 is transferred in weight box, in hoisting crane 10 lift heavy load during lighter or empty hook, mass in weight box 20 is partly or entirely transferred in storage bin 30, be convenient to crane movable, transition, and be conducive to keep the fuselage of hoisting crane stable.
As mentioned above, in adjustable breeding system of the present invention, mass can be liquid or solid particulate matter, and the water of take is below example as mass, and embodiment provided by the invention is introduced in more detail:
With reference to Fig. 1, the rear balance position of hoisting crane 10 and super-starting balance weight position are all preferably provided with weight box 20, are also provided with storage bin 30 on the main frame of hoisting crane 10, and preferably in the pivoting support above and below of hoisting crane 10, are all provided with a plurality of storage bins 30.Rear weight box 21 and super-starting balance weight case 22 all pass through pipeline connection with storage bin 30, and on pipeline, be also preferably provided with swivel coupling, being convenient to the water that counterweight uses can shift between weight box 20 and storage bin 30 in two-way flow, to realize the balance weight regulating in weight box 20, can not interfere with the revolution action of hoisting crane 10 simultaneously.As preferred further, the storage bin 30 that is arranged on pivoting support below is communicated with each other, and the storage bin 30 that is arranged on pivoting support top is communicated with each other.
Referring to Fig. 2, the number of the rear weight box 21 of hoisting crane 10 is a plurality of, is preferably arranged on rear counterweight pallet 41, between rear weight box 21, is interconnected, and is convenient in all rear weight boxs 21, fill water and the interior water of rear weight box 21 is discharged simultaneously; Equally, referring to Fig. 3, the super-starting balance weight case 22 of hoisting crane 10 also can be configured to a plurality of, is preferably arranged on super-starting balance weight pallet 42, between super-starting balance weight case 22, be interconnected, be convenient to the interior filling water of super-starting balance weight case 22 or by the water in super-starting balance weight case 22, discharge simultaneously.
Still referring to Fig. 2, on the rear counterweight pallet 41 of the hoisting crane 10 in this embodiment, except being provided with rear weight box 21, be also provided with a plurality of fixed weight pieces 50, the rear counterweight of hoisting crane 10 adopts fixed weight piece 50 and rear weight box 21(containing mass) combination.It will be appreciated by persons skilled in the art that a plurality of fixed weight pieces also can be set on super-starting balance weight pallet 42, adopt fixed weight piece and super-starting balance weight case 22(containing mass) combination as the super-starting balance weight of hoisting crane 10.
It should be noted that, in the preferred embodiment, adopt water as mass, conveniently obtain, can obtain from storage bin, also can obtain on the spot in work-yard, in other embodiment, can use other liquid or immobilized particles thing.Weight box 21 and super-starting balance weight case 22 after adopting in the preferred embodiment can optionally adopt wherein a kind of simultaneously in other embodiments, and the present invention does not limit.
When the adjustable weight system of this embodiment is used for hoisting crane 10, can be according to the magnitude of load of hoisting crane 10 lift heavys, regulate the water yield in weight box 20, for example, when the larger load of lifting, hoisting crane 10 is used super-starting balance weight and rear counterweight to carry out balance simultaneously, now, water in storage bin 30 will be able to be transferred in rear weight box 21 and super-starting balance weight case 22 by large flow water pump, when lifting by crane compared with underload, select just by rear counterweight, to carry out balance, weight box 21 internal pump waters backward only, at empty hook, move or during transition, water in rear weight box 21 and super-starting balance weight case 22 is all drained or is expelled in storage bin 30, be convenient to mobile and transition.
The adjustable weight system of this embodiment, can guarantee larger lift heavy ability according to the size adjustment counterweight of craning weight of same load, facilitates empty hook to move transition simultaneously, saves mobile, transition cost, increases work efficiency; And can effectively reduce in prior art because rear balance weight is larger, cause crane body hypsokinesis problem when empty hook, fuselage stability when the empty hook of lift crane moves.
Embodiments of the invention also provide a kind of hoisting crane, and it is provided with adjustable weight system as above.Therefore, this hoisting crane has above-mentioned beneficial effect equally, repeats no more.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. an adjustable weight system, for hoisting crane (10), it is characterized in that, comprise weight box (20), described weight box (20) comprises the rear weight box (21) at the rear balance position place that is arranged on described hoisting crane (10), and/or be arranged on the super-starting balance weight case (22) of the super-starting balance weight position of described hoisting crane (10), and in described rear weight box (21) and described super-starting balance weight case (22), selectively install mass, described mass is liquid or solid particulate matter.
2. adjustable weight system according to claim 1, it is characterized in that, also comprise the storage bin (30) on the main frame that is arranged on described hoisting crane (10), be used for storing described mass, and described mass is for shifting between described storage bin (30) and described weight box (20).
3. adjustable weight system according to claim 2, is characterized in that, described mass is water.
4. adjustable weight system according to claim 3, is characterized in that, described rear weight box (21) and described super-starting balance weight case (22) all pass through pipeline connection with described storage bin (30).
5. adjustable weight system according to claim 4, is characterized in that, on described pipeline, is provided with swivel coupling.
6. adjustable weight system according to claim 5, is characterized in that, the number of described storage bin (30) is a plurality of, is arranged on the pivoting support below of described hoisting crane (10), and/or is arranged on the pivoting support top of described hoisting crane (10).
7. adjustable weight system according to claim 6, is characterized in that, is arranged between the described storage bin (30) of pivoting support below of described hoisting crane (10) and is interconnected;
Be arranged between the described storage bin (30) of pivoting support top of described hoisting crane (10) and be interconnected.
8. according to the adjustable weight system described in any one in claim 1-7, it is characterized in that, also comprise fixed weight piece (50), be arranged on rear balance position place and/or the super-starting balance weight position of described hoisting crane (10).
9. according to the adjustable weight system described in any one in claim 1-7, it is characterized in that, the number of described rear weight box (21) is a plurality of, and described rear weight box (21) is interconnected;
And/or the number of described super-starting balance weight case (22) is a plurality of, and described super-starting balance weight case (22) is interconnected.
10. a hoisting crane, is characterized in that, is provided with the adjustable weight system as described in any one in claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310684997.2A CN103693571A (en) | 2013-12-13 | 2013-12-13 | Adjustable counterweight system and crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310684997.2A CN103693571A (en) | 2013-12-13 | 2013-12-13 | Adjustable counterweight system and crane |
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| CN103693571A true CN103693571A (en) | 2014-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310684997.2A Pending CN103693571A (en) | 2013-12-13 | 2013-12-13 | Adjustable counterweight system and crane |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106219420A (en) * | 2016-07-06 | 2016-12-14 | 徐州市久发工程机械有限责任公司 | A kind of fast erecting traveling tower crane |
| CN106629430A (en) * | 2016-10-26 | 2017-05-10 | 中核机械工程有限公司 | Crawler crane super-lifting counterweight conversion frame |
| CN111692656A (en) * | 2020-07-06 | 2020-09-22 | 东营奇好日用品有限公司 | Higher outer quick-witted erection equipment of air conditioner of security |
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| CN202627957U (en) * | 2012-09-19 | 2012-12-26 | 玉柴桩工(常州)有限公司 | Rotary drilling rig with adjustable type water box ancillary counterweight |
| CN103206484A (en) * | 2013-03-28 | 2013-07-17 | 三一重工股份有限公司 | Movable engineering machine and counter weight mechanism |
| CN103318784A (en) * | 2012-03-23 | 2013-09-25 | 徐工集团工程机械股份有限公司 | Large-sized adjustable container counterweight device |
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| US4032016A (en) * | 1975-02-21 | 1977-06-28 | O & K Orenstein & Koppel Aktiengesellschaft | Mobile crane with means for equalizing the axle load |
| JP2001151470A (en) * | 1999-11-30 | 2001-06-05 | Aichi Corp | Counter weight for working vehicle |
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| CN201381188Y (en) * | 2009-03-27 | 2010-01-13 | 徐州重型机械有限公司 | Engineering crane and overload lifting counterweight pallet thereof |
| US20110155681A1 (en) * | 2009-12-28 | 2011-06-30 | Hitachi Sumitomo Heavy Industries Construction Crane Co., Ltd. | Counterweight Suspension Device and Mobile Crane |
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| CN103318784A (en) * | 2012-03-23 | 2013-09-25 | 徐工集团工程机械股份有限公司 | Large-sized adjustable container counterweight device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106219420A (en) * | 2016-07-06 | 2016-12-14 | 徐州市久发工程机械有限责任公司 | A kind of fast erecting traveling tower crane |
| CN106629430A (en) * | 2016-10-26 | 2017-05-10 | 中核机械工程有限公司 | Crawler crane super-lifting counterweight conversion frame |
| CN111692656A (en) * | 2020-07-06 | 2020-09-22 | 东营奇好日用品有限公司 | Higher outer quick-witted erection equipment of air conditioner of security |
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Application publication date: 20140402 |