CN108328493A - A kind of lifting is automatic to load balancing device - Google Patents
A kind of lifting is automatic to load balancing device Download PDFInfo
- Publication number
- CN108328493A CN108328493A CN201810235635.8A CN201810235635A CN108328493A CN 108328493 A CN108328493 A CN 108328493A CN 201810235635 A CN201810235635 A CN 201810235635A CN 108328493 A CN108328493 A CN 108328493A
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- China
- Prior art keywords
- balance weight
- jib
- counter
- servo motor
- automatic
- Prior art date
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- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 229910000831 Steel Inorganic materials 0.000 claims description 20
- 239000010959 steel Substances 0.000 claims description 20
- 230000007774 longterm Effects 0.000 abstract 1
- 230000006872 improvement Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Abstract
The invention discloses a kind of automatic loading balancing devices of lifting, including counter-jib and balance weight, the balance weight is installed on counter-jib, the guiding mechanism that bootable balance weight is moved forward and backward along counter-jib length direction is provided on the counter-jib, the balance weight is configured with the driving mechanism for driving its movement, the driving mechanism includes servo motor and central controller, and the central controller connects servo motor, and the servo motor driving balance weight is moved forward and backward.The present invention is accurately calculated by central controller, automatic back-and-forth shifting balance weight, it realizes the relative equilibrium of arm, can also alleviate the local location of the counter-jib of tower crane significantly due to long-term stress and often in the state of fatigue, the accident for effectivelying prevent tower crane that fracture occurs or collapses.
Description
Technical field
The present invention relates to lifting machine field, especially a kind of lifting is automatic to load balancing device.
Background technology
Derrick crane is one of widely used mechanical equipment of building trade, since derrick crane is generally used for high level
In building, working at height is carried out, therefore the balance of derrick crane is extremely important to keeping the safety in production.Existing derrick crane packet
It includes tower body and the stock at the top of it, is equipped with rotatable counter-jib and crane arm above stock, on traditional tower crane counter-jib
Counterweight be generally directly fixedly installed in rear end, crane arm is equipped with sliding and amplitude variation trolley thereon, the surrounding of amplitude variation trolley
Opposite sides connect with jib lubbing mechanism by steel wire rope, stock is equipped with hydraulic climbing mechanism, when work, due to balance weight
Mass conservation, and amplitude variation trolley slides back and forth on crane arm, especially the amplitude variation trolley of derrick crane is in unloaded or full
When load, counter-jib is different with crane arm stress, and unbalance situation is more serious, and easy run-off the straight leverages the safety of production
Property.
Invention content
The technical problem to be solved in the present invention is to provide it is a kind of can voluntarily adjustment automatic loading balancing device.
The solution that the present invention solves its technical problem is：A kind of lifting is automatic to load balancing device, including counter-jib
And balance weight, the balance weight are installed on counter-jib, and bootable balance weight is provided on the counter-jib along balance arm lengths
The guiding mechanism that direction is moved forward and backward, the balance weight include configured with the driving mechanism for driving its movement, the driving mechanism
Servo motor and central controller, the central controller connect servo motor, and the servo motor driving balance weight is front and back to move
It is dynamic.
As a further improvement of the above technical scheme, the guiding mechanism includes slideway, and the slideway is fixed at
On counter-jib, the balance weight is installed on slideway.
As a further improvement of the above technical scheme, the slideway includes two drum steel guide rails, two drum
Steel guide rail is parallel, and the balance weight is installed on two drum steel guide rails.
As a further improvement of the above technical scheme, the balance weight includes tote box, is placed in the tote box
Mass, the servo motor and central controller are installed in tote box.
As a further improvement of the above technical scheme, the driving mechanism further includes：With the pressure of drum steel guide rail cooperation
Weight pulley, the ballast pulley are mounted below tote box, and the servo motor drives ballast pulley before and after drum steel guide rail
It is mobile.
The beneficial effects of the invention are as follows：Bootable balance weight is provided on counter-jib before counter-jib main body length direction
The guiding mechanism moved afterwards, balance weight is configured with the driving device for driving its movement, and central controller accurately calculates, by automatic
Move back and forth balance weight to realize the relative equilibrium of arm, can alleviate significantly the local location of the counter-jib of tower crane due to for a long time by
Power and often in the state of fatigue, effectively prevent tower crane that fracture or the accident collapsed occurs.
Description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described.Obviously, described attached drawing is a part of the embodiment of the present invention, rather than is all implemented
Example, those skilled in the art without creative efforts, can also be obtained according to these attached drawings other designs
Scheme and attached drawing.
Fig. 1 is the structural schematic diagram of the present invention；
Fig. 2 is the overall structure diagram of the present invention.
Specific implementation mode
The technique effect of the design of the present invention, concrete structure and generation is carried out below with reference to embodiment and attached drawing clear
Chu is fully described by, to be completely understood by the purpose of the present invention, feature and effect.Obviously, described embodiment is this hair
Bright a part of the embodiment, rather than whole embodiments, based on the embodiment of the present invention, those skilled in the art are not being paid
The other embodiment obtained under the premise of creative work, belongs to the scope of protection of the invention.In addition, be previously mentioned in text
All connection/connection relations not singly refer to component and directly connect, and refer to that can be added deduct according to specific implementation situation by adding
Few couple auxiliary, to form more preferably coupling structure.Each technical characteristic in the invention, in not conflicting conflict
Under the premise of can be with combination of interactions.
Referring to Fig.1~Fig. 2, a kind of lifting is automatic to load balancing device, including counter-jib 1 and balance weight 2, the balance weight
2 are installed on counter-jib 1, are provided with what bootable balance weight 2 was moved forward and backward along 1 length direction of counter-jib on the counter-jib 1
Guiding mechanism 3, the balance weight 1 configured with drive its movement driving mechanism 4, the driving mechanism 4 include servo motor and
Central controller, the central controller connect servo motor, and the servo motor driving balance weight 2 is moved forward and backward.Carry out
When lifting operation, central controller calculating lifts the power used at present, and according to lever principle, servo motor drives balance weight
2 are moved forward and backward in guiding mechanism 3, realize the balance of tower crane.
It is further used as preferred embodiment, the guiding mechanism 3 includes slideway 31, and the slideway 31 is fixed at
On counter-jib 1, the balance weight 2 is installed on slideway 31.Balance weight 2 is facilitated to be moved forward and backward on counter-jib 1 using slideway 31.
It is further used as preferred embodiment, the slideway includes two drum steel guide rails, and two drum steel are led
Rail is parallel, and the balance weight 2 is installed on two drum steel guide rails.Drum steel is a kind of the economical of section good mechanical performance
Section steel, drum hardness of steel is high, and structure is strong, and stability is high, can carry balance weight 2 well.
It is further used as preferred embodiment, the balance weight 2 includes tote box, and counterweight is placed in the tote box
Object, the servo motor and central controller are installed in tote box.Tote box can load mass well, also can be to watching
It takes motor and central controller plays protection left and right.
It is further used as preferred embodiment, the driving mechanism 4 further includes：It is slided with the ballast of drum steel guide rail cooperation
Wheel 41, the ballast pulley 41 are mounted below tote box, and the servo motor drives ballast pulley 41 before drum steel guide rail
After move.The cooperation of servo motor and ballast pulley 41 can drive the movement of balance weight 2.
When carrying out lifting operation, first, central controller calculating lifts the power used at present, according to lever original
Reason, then drum steel guide rail back-and-forth motion of the servo motor driving balance weight 2 on counter-jib 1, realizes the balance of tower crane.
The better embodiment of the present invention is illustrated above, but the invention is not limited to the implementation
Example, those skilled in the art can also make various equivalent modifications or be replaced under the premise of without prejudice to spirit of that invention
It changes, these equivalent modifications or replacement are all contained in the application claim limited range.
Claims (5)
1. a kind of lifting is automatic to load balancing device, including counter-jib (1) and balance weight (2), the balance weight (2) are installed on flat
It weighs on arm (1), it is characterised in that：Bootable balance weight (2) is provided on the counter-jib (1) along counter-jib (1) length direction
The guiding mechanism (3) of back-and-forth motion, the balance weight (2) is configured with the driving mechanism (4) for driving its movement, the driving mechanism
(4) include servo motor and central controller, the central controller connection servo motor, the servo motor driving balance weight
(2) it is moved forward and backward.
2. a kind of lifting according to claim 1 is automatic to load balancing device, it is characterized in that：Guiding mechanism (3) packet
Slideway (31) is included, the slideway (31) is fixed on counter-jib (1), and the balance weight (2) is installed on slideway (31).
3. a kind of lifting according to claim 2 is automatic to load balancing device, it is characterized in that：The slideway (31) includes two
Drum steel guide rail, two drum steel guide rails are parallel, and the balance weight (2) is installed on two drum steel guide rails.
4. a kind of lifting according to claim 3 is automatic to load balancing device, it is characterized in that：The balance weight (2) includes
Tote box is placed with mass in the tote box, and the servo motor and central controller are installed in tote box.
5. a kind of lifting according to claim 4 is automatic to load balancing device, it is characterized in that：The driving mechanism (4) is also
Including：With the ballast pulley (41) of drum steel guide rail cooperation, the ballast pulley (41) is mounted below tote box, the servo
Motor drives ballast pulley (41) to be moved forward and backward in drum steel guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810235635.8A CN108328493A (en) | 2018-03-21 | 2018-03-21 | A kind of lifting is automatic to load balancing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810235635.8A CN108328493A (en) | 2018-03-21 | 2018-03-21 | A kind of lifting is automatic to load balancing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108328493A true CN108328493A (en) | 2018-07-27 |
Family
ID=62931317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810235635.8A Pending CN108328493A (en) | 2018-03-21 | 2018-03-21 | A kind of lifting is automatic to load balancing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108328493A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19730361A1 (en) * | 1996-08-23 | 1998-05-20 | Liebherr Werk Ehingen | Mobile jib crane with counterbalancing jib - has counter-jib on which ballast is hung, and hydraulic ram which swivels it, both being fulcrumed to the supporting frame which is bolted at at least two connecting points on the rotating deck |
| CN201325832Y (en) * | 2008-12-26 | 2009-10-14 | 陈晓娇 | A self-balanced crane tower |
| CN201770430U (en) * | 2010-07-15 | 2011-03-23 | 赵保全 | Automatic balance tower crane |
| CN102718160A (en) * | 2012-07-03 | 2012-10-10 | 徐工集团工程机械股份有限公司 | Super-lift counterweight luffing system and lifter |
| CN202609836U (en) * | 2012-06-21 | 2012-12-19 | 左芳清 | Automatic balancing tower crane |
| CN103832936A (en) * | 2013-12-17 | 2014-06-04 | 朝阳凌云建筑机械有限公司 | Lifting moment balance system of tower crane |
| CN104944283A (en) * | 2015-06-17 | 2015-09-30 | 青岛海西重机有限责任公司 | Lifting anti-rolling device for container gantry crane |
| CN206298322U (en) * | 2016-11-28 | 2017-07-04 | 佛山科学技术学院 | A kind of hoisting running device |
| CN208345631U (en) * | 2018-03-21 | 2019-01-08 | 佛山科学技术学院 | A kind of lifting is automatic to load balancing device |
-
2018
- 2018-03-21 CN CN201810235635.8A patent/CN108328493A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19730361A1 (en) * | 1996-08-23 | 1998-05-20 | Liebherr Werk Ehingen | Mobile jib crane with counterbalancing jib - has counter-jib on which ballast is hung, and hydraulic ram which swivels it, both being fulcrumed to the supporting frame which is bolted at at least two connecting points on the rotating deck |
| CN201325832Y (en) * | 2008-12-26 | 2009-10-14 | 陈晓娇 | A self-balanced crane tower |
| CN201770430U (en) * | 2010-07-15 | 2011-03-23 | 赵保全 | Automatic balance tower crane |
| CN202609836U (en) * | 2012-06-21 | 2012-12-19 | 左芳清 | Automatic balancing tower crane |
| CN102718160A (en) * | 2012-07-03 | 2012-10-10 | 徐工集团工程机械股份有限公司 | Super-lift counterweight luffing system and lifter |
| CN103832936A (en) * | 2013-12-17 | 2014-06-04 | 朝阳凌云建筑机械有限公司 | Lifting moment balance system of tower crane |
| CN104944283A (en) * | 2015-06-17 | 2015-09-30 | 青岛海西重机有限责任公司 | Lifting anti-rolling device for container gantry crane |
| CN206298322U (en) * | 2016-11-28 | 2017-07-04 | 佛山科学技术学院 | A kind of hoisting running device |
| CN208345631U (en) * | 2018-03-21 | 2019-01-08 | 佛山科学技术学院 | A kind of lifting is automatic to load balancing device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180727 |