CN212222254U - Self-erecting and self-disassembling device for crane boom - Google Patents
Self-erecting and self-disassembling device for crane boom Download PDFInfo
- Publication number
- CN212222254U CN212222254U CN201922210770.XU CN201922210770U CN212222254U CN 212222254 U CN212222254 U CN 212222254U CN 201922210770 U CN201922210770 U CN 201922210770U CN 212222254 U CN212222254 U CN 212222254U
- Authority
- CN
- China
- Prior art keywords
- self
- boom
- sliding device
- crane
- crane boom
- 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.)
- Active
Links
- 230000005540 biological transmission Effects 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010720 hydraulic oil Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 22
- 238000000034 method Methods 0.000 abstract description 18
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010276 construction Methods 0.000 abstract description 2
- 238000011900 installation process Methods 0.000 description 3
- 230000009194 climbing Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Images
Landscapes
- Jib Cranes (AREA)
Abstract
The utility model provides a jib loading boom is from erectting from device and method of dismantling mainly relates to hoist technical field. A self-erecting and self-disassembling device and a self-erecting and self-disassembling method for a cargo boom comprise a base plate, a cross beam, a bottom frame, a lower rotary table, an upper rotary table, a slewing bearing, a balance arm, a balance weight, a balance arm pull rod and the cargo boom, wherein a left sliding device and a right sliding device are arranged on two sides of the bottom frame. The beneficial effects of the utility model reside in that: the utility model discloses a slide left and right device on the chassis installation for the jib loading boom installation is not being assisted the installation with other machinery of dismantlement in-process needs, has saved the time and the cost of installing supplementary hoisting equipment, and the workman need not carry out aerial operation simultaneously and has reduced the risk, installs in the platform moreover and dismantles efficiency and be higher than aerial dismouting, more can accelerate whole construction process.
Description
Technical Field
The utility model relates to the technical field of cranes, in particular to a self-erecting and self-disassembling device for a crane boom.
Background
At the present stage of realizing rapid development of national socioeconomic performance, because of the influence of land resource limitation, in order to save land as much as possible, high-rise and super high-rise buildings are more and more, the building difficulty is more and more, and the tower crane has new and higher requirements on the form and performance of the tower crane. The high-rise and super high-rise buildings generally use an internal climbing tower crane or an external hanging crane, but the internal climbing tower crane or the external hanging crane and the external hanging crane need to be installed and disassembled by the aid of other small-sized hoisting equipment in the installation and disassembly processes, so that the working efficiency is low, the cost is high, in addition, when the glass curtain wall of the high-rise and super high-rise buildings is installed, a hanging basket is adopted to hoist the glass curtain wall, and an installer lifts along with the curtain wall every; the unit type curtain wall is generally hoisted by a small crane due to large hoisting capacity, the general small crane requires workers to work high above the ground, the danger coefficient is very high, and inconvenience is brought to use.
SUMMERY OF THE UTILITY MODEL
For solving the not enough of prior art, the utility model provides a jib loading boom is from erectting from device and method of dismantling, it is through the left and right displacement device of installation on the chassis for the installation that jib loading boom and balance arm can be accomplished to the simple and easy lifting device that only needs to rise among jib loading boom installation and the dismantlement process and carry out supplementary lifting load. Meanwhile, the crane boom and the balance arm are installed on the floor, and are not required to be installed and disassembled in the air, so that the operation risk is reduced, and the installation and disassembly efficiency is improved.
The utility model discloses a realize above-mentioned purpose, realize through following technical scheme:
a self-erecting and self-disassembling device for a cargo boom comprises a base plate, a cross beam, a balance arm pull rod, a bottom frame, a lower rotary table, an upper rotary table, a slewing bearing, a balance arm, a balance weight, a balance arm pull rod and the cargo boom, wherein a left sliding device and a right sliding device are arranged on two sides of the bottom frame.
The left sliding device and the right sliding device are both connected with the underframe in a fastening mode, and a breaking-proof shaft is installed between the left sliding device and the right sliding device.
In a working state, the right sliding device is arranged on the working side of the underframe and erected on the lower plane of the lower chord of the cargo boom, and the left sliding device is arranged on the non-working side of the underframe and erected on the upper plane of the lower chord of the cargo boom.
When the cargo boom moves on the left sliding device and the right sliding device, power is provided through a power device, and the power device is in hydraulic oil cylinder transmission or chain transmission or steel wire rope transmission.
The crane boom is divided into a middle section and a plurality of crane boom sections, the middle section is placed on the upper rotating platform and is fixedly connected with the upper rotating platform through a connecting piece, the crane boom sections are fixedly connected through the connecting piece, the crane boom is assembled strictly according to the sequence number of each section of the crane boom during installation, and the assembly is not allowed to be misplaced or randomly assembled.
A self-erecting and self-disassembling method for a crane boom comprises the following steps:
s1: sequentially placing the crane jib sections on the upper rotary table, installing a left sliding device and a right sliding device, and pushing the crane jib sections installed on the sliding devices to the working side;
s2: placing new crane jib sections in sequence, and continuously pushing towards the working side until the crane jib middle section is installed and fixed, so that the crane jib is installed completely;
s3: finally, the balance arm is installed, and then the installation of the tower crane can be completed;
s4: the dismounting process is opposite to the mounting process, the crane is fixed, the balance arm is dismounted at the non-working side, then the safety device is mounted on the crane arm, the middle section of the crane arm is dismounted, and the crane arm is pulled to the non-working side;
s5: and (4) sequentially detaching boom sections of the crane boom, the left and right sliding devices, the upper and lower rotary tables, the bottom frame and the like, and finally completing the detachment of the crane boom.
Contrast prior art, the beneficial effects of the utility model are that:
the utility model discloses a slide device about at the underframe installation for the jib loading boom installation with dismantle the in-process only need simply to rise equipment and assist the installation that the jib loading boom and balance arm can be accomplished to the lifting load. Meanwhile, the crane boom and the balance arm are installed on the floor, and are not required to be installed and disassembled in the air, so that the operation risk is reduced, and the installation and disassembly efficiency is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged fragmentary view of FIG. 1;
FIG. 3 is a diagram of a boom installation process;
FIG. 4 is a diagram of a boom installation process;
FIG. 5 is a view of a boom installation process;
reference numerals shown in the drawings: 1. a base plate; 3. a cross beam; 4. a chassis; 5. a rotating support; 6. a lower turntable; 7. an upper rotary table; 8. a middle section; 9. a balance arm; 10. balancing weight; 11. a balance arm pull rod; 12. a cargo boom; 13. A left glide assembly; 14. and a right sliding device.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope defined in the present application.
As shown in fig. 1-5, a jib loading boom is from erectting from device of dismantling, including backing plate 1, crossbeam 3, balance arm pull rod 11, chassis 4, lower revolving stage 6, go up revolving stage 7, slewing bearing 5, balance arm 9, counter weight 10, balance arm pull rod 11, jib loading boom 12, its characterized in that: and a left sliding device 13 and a right sliding device 14 are arranged on two sides of the underframe 4.
Specifically, the left sliding device 13 and the right sliding device 14 are both fixedly connected with the underframe 4, and an anti-breaking shaft is installed between the left sliding device 13 and the right sliding device 14. The breakage-proof shaft has a protection effect on the left sliding device 13 and the right sliding device 14, and can prevent the left sliding device 13 and the right sliding device 14 from being suddenly broken, so that accidents are avoided.
Specifically, in the operating state, the right sliding device 14 is installed on the operating side of the underframe 4 and is erected on the lower plane of the lower chord of the boom 12, and the left sliding device 13 is installed on the non-operating side of the underframe 4 and is erected on the upper plane of the lower chord of the boom 12. The lower chord of the crane boom 12 has a supporting function on the right sliding device, and the upper chord of the crane boom 12 has a limiting function on the left sliding device, so that the crane boom 12 can be prevented from tipping, and the crane boom is ensured to be in a horizontal state all the time.
Specifically, when the boom 12 moves on the left sliding device 13 and the right sliding device 14, power is provided through a power device, and the power device is hydraulic oil cylinder transmission or chain transmission or steel wire rope transmission. The power device can provide power to enable the crane arm to move on the left sliding device 13 and the right sliding device 14.
Specifically, the crane boom 12 is divided into a middle section and a plurality of crane boom sections, the middle section is placed on the upper rotating table 7 and is fastened and connected with the upper rotating table 7 through a connecting piece, the plurality of crane boom sections are fastened and connected through a connecting piece, when the crane boom 12 is installed, the crane boom must be assembled strictly according to the sequence number of each section of the boom, and the assembly is not allowed to be misplaced or randomly assembled. The crane boom is assembled strictly according to the sequence number on each section of boom, so that the stability of the crane boom after installation can be ensured, and the safety factor is improved.
A self-erecting and self-disassembling method for a crane boom comprises the following steps:
s1: sequentially placing the crane jib sections on the upper rotary table, installing a left sliding device and a right sliding device, and pushing the crane jib sections installed on the sliding devices to the working side;
s2: placing new crane jib sections in sequence, and continuously pushing towards the working side until the crane jib middle section is installed and fixed, so that the crane jib is installed completely;
s3: finally, the balance arm is installed, and then the installation of the tower crane can be completed;
s4: the dismounting process is opposite to the mounting process, the crane is fixed, the balance arm is dismounted at the non-working side, then the safety device is mounted on the crane arm, the middle section of the crane arm is dismounted, and the crane arm is pulled to the non-working side;
s5: and (4) sequentially detaching boom sections of the crane boom, the left and right sliding devices, the upper and lower rotary tables, the bottom frame and the like, and finally completing the detachment of the crane boom.
Example 1:
when the device is used, firstly, the crane arms 10-15 are connected in place and placed on the upper rotary table 7, the left sliding device 13 and the right sliding device 14 are installed, the roller of the left sliding device 13 is adjusted to be in contact with the upper plane of the lower chord of the crane arm 12, and the roller of the right sliding device 14 is in contact with the lower plane of the lower chord of the crane arm 12 as shown in figure 3; slowly moving the crane boom 12 to the right for 4 meters by using a traction or jacking device, and installing 9 sections and 8 sections of the crane boom as shown in FIG. 4; installing two sections each time, and in this way, installing the crane boom to the first section as shown in fig. 5, after the crane boom is moved outwards and the middle section 8 is installed, the installation of the tower crane is completed after the balance arm is installed, the process of disassembly is opposite to the process, the specific number of sections of the crane boom depends on the model of the crane, and the specific number of sections is determined according to the actual requirement; this device is through installing left and right displacement device on the chassis for other hoisting machinery of needs are not assisted the carry installation in jib loading boom installation and dismantlement process, has saved the time and the cost of installation auxiliary hoisting equipment, simultaneously because jib loading boom and balance arm all are installed in the platform, need not carry out aerial installation dismantlement, the workman need not carry out aerial operation and has reduced the risk, and installation dismantlement efficiency is higher than aerial dismouting in the platform moreover, more can accelerate whole construction process.
Example 2:
when the device is used, the diameters of the lower rotary table 6 and the upper rotary table 7 can be respectively prolonged according to needs, and the left sliding device 13 and the right sliding device 14 can be directly arranged on the lower rotary table 6 or the lower rotary table 7.
Claims (5)
1. The utility model provides a jib loading boom is from erectting from device of dismantling, includes backing plate (1), crossbeam (3), balance arm pull rod (11), chassis (4), lower revolving stage (6), goes up revolving stage (7), slewing bearing (5), balance arm (9), counter weight (10), balance arm pull rod (11), jib loading boom (12), its characterized in that: and a left sliding device (13) and a right sliding device (14) are arranged on two sides of the bottom frame (4).
2. The self-erecting and self-disassembling device for crane boom according to claim 1, characterized in that: the left sliding device (13) and the right sliding device (14) are both fixedly connected with the chassis (4), and a breaking-proof shaft is installed between the left sliding device (13) and the right sliding device (14).
3. The self-erecting and self-disassembling device for crane boom according to claim 2, characterized in that: in the working state, the right sliding device (14) is arranged on the working side of the underframe (4) and erected on the lower plane of the lower chord of the crane boom (12), and the left sliding device (13) is arranged on the non-working side of the underframe (4) and erected on the upper plane of the lower chord of the crane boom (12).
4. The self-erecting and self-disassembling device for crane boom according to claim 1, characterized in that: when the crane arm (12) moves on the left sliding device (13) and the right sliding device (14), power is provided through a power device, and the power device is hydraulic oil cylinder transmission or chain transmission or steel wire rope transmission.
5. The self-erecting and self-disassembling device for crane boom according to claim 1, characterized in that: the crane boom (12) is divided into a middle section and a plurality of crane boom sections, the middle section is placed on the upper rotating platform (7) and is fixedly connected with the upper rotating platform (7) through a connecting piece, the crane boom sections are fixedly connected through the connecting piece, when the crane boom (12) is installed, the crane boom must be assembled strictly according to the sequence number of each section of the boom, and the assembly is not allowed to be misplaced or randomly assembled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922210770.XU CN212222254U (en) | 2019-12-11 | 2019-12-11 | Self-erecting and self-disassembling device for crane boom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922210770.XU CN212222254U (en) | 2019-12-11 | 2019-12-11 | Self-erecting and self-disassembling device for crane boom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212222254U true CN212222254U (en) | 2020-12-25 |
Family
ID=73901028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922210770.XU Active CN212222254U (en) | 2019-12-11 | 2019-12-11 | Self-erecting and self-disassembling device for crane boom |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212222254U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111017745A (en) * | 2019-12-11 | 2020-04-17 | 山东以琳智能科技有限公司 | Device and method for self erection and self disassembly of boom |
-
2019
- 2019-12-11 CN CN201922210770.XU patent/CN212222254U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111017745A (en) * | 2019-12-11 | 2020-04-17 | 山东以琳智能科技有限公司 | Device and method for self erection and self disassembly of boom |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206278848U (en) | A kind of dynamic Ding many loop wheel machine pedestal operation platforms of Sheng rotation types of overall Zi | |
| CN106759883B (en) | The tower crane construction method of large-scale steel structure air cooling tower | |
| CN101284628B (en) | Hoisting method for framework of large tonnage pressing machine | |
| CN109081247A (en) | A kind of hanging method of vestibule large-span steel girder | |
| CN103420281B (en) | The attaching/detaching apparatus of hoisting crane and accessory structure thereof, method for dismounting and installation method | |
| CN212222254U (en) | Self-erecting and self-disassembling device for crane boom | |
| CN112758803B (en) | Method for hanging prefabricated box girder and changing hooks in air | |
| CN107304030B (en) | Special hoisting device for replacing heat exchange tube of transverse tube cooler and application method thereof | |
| CN201074167Y (en) | Indoor light movable crane | |
| CN108545629B (en) | Utilize the construction method of tower crane lifting girder truss | |
| CN112279121A (en) | Method for dismantling tower crane | |
| CN111017745A (en) | Device and method for self erection and self disassembly of boom | |
| CN214087457U (en) | Movable steel frame type small steel column and steel beam hoisting tool | |
| CN101660660A (en) | Novel installing method of gas cabinet | |
| CN201785135U (en) | Lifting bracket for installation | |
| CN110424811B (en) | Construction method of steel structure indirect cooling tower expansion platform | |
| CN215048189U (en) | Mast type hoisting device for electromechanical equipment of super high-rise building | |
| CN210529812U (en) | Special support for lifting large-scale component of excavator | |
| CN207209840U (en) | A kind of Multifunctional suspension bracket | |
| CN211004358U (en) | Special equipment for disassembling and installing hydraulic support | |
| CN210457249U (en) | Electric pole holding structure with self-jacking machine body | |
| CN210620081U (en) | Cantilever crane device suitable for dismantling external scaffold of assembled high-rise residence | |
| CN108238552B (en) | A kind of multi-functional bar of lying prone of the assembled being connect with structure | |
| CN223592264U (en) | Cultural relief wall installation auxiliary device | |
| CN113175203A (en) | Method for setting lifting power equipment in attached lifting scaffold |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |