CN106241627B - A kind of rock-steady structure of engineering tower crane - Google Patents
A kind of rock-steady structure of engineering tower crane Download PDFInfo
- Publication number
- CN106241627B CN106241627B CN201610843436.6A CN201610843436A CN106241627B CN 106241627 B CN106241627 B CN 106241627B CN 201610843436 A CN201610843436 A CN 201610843436A CN 106241627 B CN106241627 B CN 106241627B
- Authority
- CN
- China
- Prior art keywords
- standard knot
- hawser
- extension support
- shell
- tower crane
- 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.)
- Expired - Fee Related
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 10
- 239000003973 paint Substances 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 229910000861 Mg alloy Inorganic materials 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 229910000809 Alumel Inorganic materials 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 239000000919 ceramic Substances 0.000 claims description 3
- 239000002904 solvent Substances 0.000 claims description 3
- NPXOKRUENSOPAO-UHFFFAOYSA-N Raney nickel Chemical compound [Al].[Ni] NPXOKRUENSOPAO-UHFFFAOYSA-N 0.000 claims 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- 210000002683 foot Anatomy 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000009966 trimming Methods 0.000 description 2
- 241001270131 Agaricus moelleri Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000005303 weighing 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
- Jib Cranes (AREA)
Abstract
The present invention relates to belong to engineering machinery field, especially a kind of rock-steady structure of engineering tower crane, including being articulated on standard knot and crossing out the Extension support of standard knot and be fixedly connected with the hawser of tower machine upper, Extension support and column foot, hawser overlaps the resultant force of standard knot with the axis of standard knot by Extension support.The design of the structure, pass through the design of Extension support, the torque of the tower body horizontal direction of tower crane can be increased, increase the stability of tower body, which can be improved standard section structure of the prior art, so as to ensure safety that equipment uses, the versatility and generalization of the structure are good, its adjusting is more convenient to use, can improve by increasing the length of Extension support the stability progress one of tower crane, which has extremely strong versatility and generalization.
Description
Technical field
The present invention relates to belonging to engineering machinery field, especially a kind of rock-steady structure of engineering tower crane.
Background technology
Tower crane, i.e. " derrick crane " abbreviation, also known as " tower crane ".It is for a kind of lifting equipment in construction.One
As domestic standard title be all so, certainly, due to our German Liebherrs of country's study and the smooth skill of French wave
Art manufactures derrick crane, and also formula defines model name by external encoding law for some producers.Derrick crane can also
Be divided into many kinds by the form difference of design, for example, tower crane, inner climbing type tower crane, flat-top tower crane, movable arm type tower crane,
Ready-package tower crane etc..Tower crane installation needs foundation on the ground；Tower body is tower crane body and raised part；Top
Ascending part point is that tower crane is increased；Revolution is to maintain what tower crane can rotate horizontally above the waist；Lifting mechanism is used for weigh
What object raised up；Balance arm support is to maintain equalising torque；Elevator boom rack is generally exactly the part of the force of lifting heavy；Trolley
For installing pulley blocks and steel cable and suspension hook and be stressed directly part；Tower top is certainly used for that arm support stress is kept to put down
Weighing apparatus；Drivers' cab is the place of operation；Luffing is so that trolley orbiting.
Invention content
The goal of the invention of the present invention is：In view of the above problems, a kind of rock-steady structure of engineering tower crane is provided,
The trimming moment of the tower body horizontal direction of tower crane can be increased, increase the stability of tower body, which can be in the prior art
Standard section structure be improved, so as to ensure safety that equipment uses, the versatility and generalization of the structure are good, adjust
More convenient to use, which has extremely strong versatility and generalization.By that can be prevented by breaking the setting of mechanism
Hawser can be shown the security risk on cable by breaking device compared with internal break being caused to leave hidden danger under strong pulling force
Come, the process broken twice by breaking device improves the service life of breaking device, can be convenient to the use of breaking device
And detection, so as to be convenient to the control of pulling force.
The technical solution adopted by the present invention is as follows：
The invention discloses a kind of rock-steady structure of engineering tower crane, including being articulated on standard knot and crossing out standard
The Extension support of section and the hawser for being fixedly connected with tower machine upper, Extension support and column foot, hawser pass through conjunction of the Extension support to standard knot
Power is overlapped with the axis of standard knot.The design of the structure by the design of Extension support, can increase the tower body horizontal direction of tower crane
Torque, increase the stability of tower body, which can be improved standard section structure of the prior art, so as to ensure to set
The standby safety used, the versatility and generalization of the structure are good, and adjusting is more convenient to use, can be by increasing Extension support
Length make the stability of tower crane.
Further, the Extension support of multiple axisymmetricals along standard knot is hinged on the outside of standard knot.By symmetrical
The design of delay frame further improves the stability of tower crane.
Further, the length that Extension support stretches out standard knot is 1.5-3 times of standard byte wide.Select rational Extension support
Length, can effectively ensure that Extension support can preferably extend the torque of standard knot transverse direction, ensure tower body stability of equilibrium.
Further, Extension support is articulated with the upside of standard knot, and during normal work, extension is placed on level, and by hawser
Connect adjacent Extension support.By way of being articulated on the upside of Extension support, Extension support is enable to be convenient to lift and store, while side
Convenient for the transport of standard knot.
Further, hawser is an entirety, and the upper end of hawser is connected with the top of tower crane, and lower end is connect with column foot, extension
The outside of frame is equidistantly connected on hawser.The installation and use of structure are convenient to by the hawser of one, the stabilization can be improved
The installation effectiveness of structure.
Further, Extension support is in triangular form structure, wherein a vertex is fixedly connected with hawser, remaining two vertex respectively with mark
Quasi- section a side or two be hinged at.The triangular structure of the structure is more stablized, and usability is more preferable, and frame can be used
Structure simplifies the weight of Extension support.
Further, breaking device is in series on the hawser between two neighboring Extension support, breaking device includes first shell
Body, second shell and it is connected between first shell and second shell and breaks part, circular through-hole is equipped in first shell,
Second shell is equipped with bar shaped groove, break one end of part by the way that the positioning pin of through-hole is passed through to be connect with first shell, the other end
It is connect by the positioning pin for passing through bar shaped groove with second shell, first is respectively fixed on the outside of first shell and second shell
Stent and second support, first support and second support are connected by breaking axis；Positioning pin across bar shaped groove can be along bar shaped
Straight slot is mobile and first support and second support is made to bear pulling force prior to breaking part, and the specified pull-off force for breaking part is more than first
Specified pull-off force between frame and second support.There is very strong independence so as to convenient between all parts of the breaking device
In the replacement of component, it can realize that the recycling for breaking mechanism all parts uses, so as to reduce the use cost of structure, in addition,
The structure can will break axis and break part and break respectively, be convenient to detect whether to have more than carrying pulling force, both ensure that structure
It can be pulled off, and the service life of Pull breaking ualve can be extended, be conducive to the observation whether pulling force transfinites.The design of the structure,
It can prevent cable from breaking by the design of tension fracture type, to the influence that column foot runs well, more can intuitively observe hawser
Security risk in use, highlights hidden danger, is conducive to on-call maintenance.
Further, the installation method of tower crane：
Step 1：Component increases standard knot on column foot, tower crane is made to reach predetermined altitude, by the Extension support of top standard knot
Arrangement is tilted down, the extension of standard knot below is placed on level, by vertical hawser by Extension support from top to bottom
It is fixedly connected, and breaking device of connecting between of vertically-adjacent Extension support；
Step 2：The Extension support of bottom standard knot is connected into column foot by hawser, gradually tenses the hawser between standard knot,
And the hawser around standard knot is made to pass through Extension support, the resultant force of standard knot pulling force is overlapped with the axis of standard knot；
Step 3：By breaking pulling force of the bearing between by first shell and second shell, after breaking axis and being pulled off, break
Part slides into the end of bar shaped groove and is born fixing sleeve by breaking part and broken the pulling force between part；
Step 4：When replacing breaking device, first loosen the hawser of breaking device both sides, dismantle and take out and break part and break
Pin is replaced and installs new when breaking part and breaking pin, first first shell and second shell passed through to be connected to and break positioning pin
On part, then first shell with second shell is mutually drawn close, and axis connection will be broken between first support and second support.
This method makes standard knot stress in the horizontal direction more stablize by Extension support, makes the power of standard knot horizontal direction
Square is more stablized, and improves the stability of tower crane, since its bigger stability of the pulling force of hawser is stronger, pass through break machine
The setting of structure can prevent hawser compared with internal break being caused to leave hidden danger under strong pulling force, can be by the security risk on cable
It is shown by breaking device, the process broken twice by breaking device, improves the service life of breaking device, Neng Goufang
Using and detecting convenient for breaking device, so as to be convenient to the control of pulling force.
Further, axis is broken by being made of paint chamber, metal mesh stratum reticulare, ceramic layer except interior, and metal mesh is by except interior
By iron wire stratum reticulare, magnesium alloy silk screen layer and alumel silk screen layer overlapping form, iron wire stratum reticulare, magnesium alloy silk screen layer and
The mesh size ratio of alumel silk screen layer is 3：2：2；Paint intracavitary accounts for the paint of 80-95% equipped with solvent content.The structure
Breaking axis has the characteristic that rigidity is strong, toughness is weak, easily breaks, and tension cutting capacity is strong, in the case of being conducive to strong pulling force, originally breaks
The use of device by the design of metal mesh, can be convenient to break set sizing and manufacture, manufacturing into for set is broken in reduction
This.After breaking, paint more can quickly flow out.
Further, the method stablized：
By can the Extension support of vertical rotating stretched out on the outside of standard knot, vertical hawser is connected into tower machine upper respectively, is prolonged
Outside and the column foot of frame are stretched, makes hawser in the horizontal direction to the dynamic balance of standard knot, vertical direction to the power and standard of standard knot
The axis of section overlaps.The antihunt means, design is simple, and it is convenient to promote, and can be convenient to carry out on the standard knot of existing structure
It installs and uses, the safe handling for tower crane provides safeguard.
In conclusion by adopting the above-described technical solution, the beneficial effects of the invention are as follows：
1. the trimming moment of the tower body horizontal direction of tower crane can be increased, increase the stability of tower body, which can be right
Standard section structure of the prior art is improved, so as to ensure safety that equipment uses, the versatility of the structure and popularization
Property it is good, adjust it is more convenient to use, improve by increasing the length of Extension support the stability progress one of tower crane, the knot
Structure has extremely strong versatility and generalization.
2. by breaking the setting of mechanism, hawser can be prevented compared with internal break is caused to leave hidden danger, energy under strong pulling force
Enough to show the security risk on cable by breaking device, the process broken twice by breaking device, raising is broken
The service life of device can be convenient to using and detecting for breaking device, so as to be convenient to the control of pulling force.
Description of the drawings
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein：
Fig. 1 is the front view of the rock-steady structure of engineering tower crane；
Fig. 2 is standard knot structure chart；
Fig. 3 is the structure chart of another mark section；
Fig. 4 is breaking device structure chart.
Reference numeral：1- first shells, 11- first supports, 2- second shells, 21- second supports, 3- break part, and 31- is drawn
Disconnected portion, 4- break axis, 5- column foots, 6- standard knots, 7- Extension supports, 8- hawsers.
Specific embodiment
Embodiment 1
As shown in Figs. 1-3, a kind of rock-steady structure of engineering tower crane, including being articulated on standard knot 6 and crossing out mark
The Extension support 7 of quasi- section 6 and the hawser 8 for being fixedly connected with tower machine upper, Extension support 7 and column foot 5, hawser 8 is by Extension support 7 to mark
The resultant force of quasi- section 6 is overlapped with the axis of standard knot 6.
The Extension support 7 of multiple axisymmetricals along standard knot 6 is hinged in the outside of standard knot 6.Extension support 7 stretches out standard
The length of section 6 is 1.5-3 times of 6 width of standard knot.Extension support 7 is articulated with the upside of standard knot 6, during normal work, will extend
Frame 7 is placed in level, and connects adjacent Extension support 7 by hawser 8.Hawser 8 is an entirety, the upper end of hawser 8 and the top of tower crane
It is connected, lower end is connect with column foot 5, and the outside of Extension support 7 is equidistantly connected on hawser 8.Extension support 7 is in triangular form structure, wherein
One vertex is fixedly connected with hawser 8, remaining two vertex is hinged at respectively with a side of standard knot 6 or two.
Embodiment 2
As shown in figure 4, on the basis of embodiment 1, it is in series on the hawser 8 between two neighboring Extension support 7 and breaks dress
It puts, breaking device includes first shell 1, second shell 2 and is connected between first shell 1 and second shell 2 to break part 3,
First shell 1 is equipped with circular through-hole, and second shell 2 is equipped with bar shaped groove, breaks one end of part 3 by passing through through-hole
Positioning pin is connect with first shell 1, the other end is by passing through the positioning pin of bar shaped groove to be connect with second shell 2, in first shell
Body 1 and 2 outside of second shell are respectively fixed with first support 11 and second support 21, and first support 11 and second support 21 pass through
Axis 4 is broken to be connected；Positioning pin across bar shaped groove can be moved along bar shaped groove and make first support 11 and second support 21 first
Pulling force is born in breaking part 3, the specified pull-off force for breaking part 3 is more than specified between first support 11 and second support 21 and breaks
Power.
Embodiment 3
On the basis of embodiment 1, the installation method of tower crane：
Step 1：Component increases standard knot 6 on column foot 5, tower crane is made to reach predetermined altitude, by the extension of top standard knot 6
Frame 7 tilts down arrangement, the Extension support 7 of standard knot 6 below is placed in level, will from top to bottom by vertical hawser 8
Extension support 7 is fixedly connected, and breaking device of connecting between of vertically-adjacent Extension support 7；
Step 2：The Extension support 7 of bottom standard knot 6 is connected into column foot 5 by hawser 8, gradually between tension standard knot 6
Hawser 8, and make the hawser 8 around standard knot 6 by Extension support 7 to the resultant force of 6 pulling force of standard knot and the axis weight of standard knot 6
It closes；
Step 3：Pulling force between first shell 1 and second shell 2 is born by breaking axis 4, after breaking axis 4 and being pulled off,
Part 3 is broken to slide into the end of bar shaped groove and born fixing sleeve by breaking part 3 and broken the pulling force between part 3；
Step 4：When replacing breaking device, first loosen the hawser 8 of breaking device both sides, dismantle and take out and break part 3 and draw
Disconnected pin is replaced and installs new when breaking part 3 and breaking pin, first first shell 1 and second shell 2 passed through to be connected to positioning pin
It breaks on part 3, then mutually draws close first shell 1 and second shell 2, and axis 4 will be broken and be connected to first support 11 and
Between two stents 21.
Embodiment 4
On the basis of the structure of embodiment 2, break axis 4 by except interior by paint chamber, metal mesh stratum reticulare, ceramic layer structure
It is the wire netting by being made of the overlapping of iron wire stratum reticulare, magnesium alloy silk screen layer and alumel silk screen layer except interior into, metal mesh
The mesh size ratio of layer, magnesium alloy silk screen layer and alumel silk screen layer is 3：2：2；Paint intracavitary is accounted for equipped with solvent content
The paint of 80-95%.
Embodiment 5
Its method stablized of engineering tower crane in embodiment 1：
By can the Extension support 7 of vertical rotating stretched out to the outside of standard knot 6, vertical hawser 8 is connected respectively tower machine upper,
The outside of Extension support 7 and column foot 5 make dynamic balance of the hawser 8 in the horizontal direction to standard knot 6, vertical direction to standard knot 6
Power is overlapped with the axis of standard knot 6.
Claims (9)
1. a kind of rock-steady structure of engineering tower crane, which is characterized in that including being articulated with standard knot（6）It goes up and crosses out standard
Section（6）Extension support（7）And it is fixedly connected with tower machine upper, Extension support（7）And column foot（5）Hawser, hawser passes through Extension support
（7）To standard knot（6）Resultant force and standard knot（6）Axis overlap；Two neighboring Extension support（7）Between hawser on be in series with
Breaking device, breaking device include first shell（1）, second shell（2）And it is connected in first shell（1）With second shell（2）It
Between break part（3）, in first shell（1）It is equipped with circular through-hole, second shell（2）Bar shaped groove is equipped with, breaks part
（3）One end by passing through the positioning pin and first shell of through-hole（1）Connection, the other end are by passing through the positioning pin of bar shaped groove
With second shell（2）Connection, in first shell（1）And second shell（2）Outside is respectively fixed with first support（11）With second
Stent（21）, first support（11）And second support（21）By breaking axis（4）It is connected；Positioning pin across bar shaped groove can edge
Bar shaped groove is mobile and makes first support（11）And second support（21）Prior to breaking part（3）Pulling force is born, breaks part（3）Volume
Pull-off force is determined more than first support（11）With second support（21）Between specified pull-off force.
2. the rock-steady structure of engineering tower crane as described in claim 1, which is characterized in that in standard knot（6）Outside be hinged
Have multiple along standard knot（6）Axisymmetrical Extension support（7）.
3. the rock-steady structure of engineering tower crane as described in claim 1, which is characterized in that Extension support（7）Stretch out standard knot（6）
Length be standard knot（6）1.5-3 times of width.
4. the rock-steady structure of engineering tower crane as described in claim 1, which is characterized in that Extension support（7）It is articulated with standard knot
（6）Upside, during normal work, by Extension support（7）Level is placed in, and adjacent Extension support is connected by hawser（7）.
5. the rock-steady structure of engineering tower crane as described in claim 1, which is characterized in that hawser is an entirety, hawser
Upper end is connected with the top of tower crane, lower end and column foot（5）Connection, Extension support（7）Outside be equidistantly connected on hawser.
6. the rock-steady structure of engineering tower crane as described in claim 1, which is characterized in that Extension support（7）In triangular form structure,
Wherein a vertex is fixedly connected with hawser, remaining two vertex respectively with standard knot（6）A side or two be hinged at.
7. the rock-steady structure of engineering tower crane as described in claim 1, which is characterized in that the installation method of tower crane：
Step 1：In column foot（5）Upper component increases standard knot（6）, tower crane is made to reach predetermined altitude, by top standard knot（6）Prolong
Stretch frame（7）Arrangement is tilted down, it will standard knot below（6）Extension support（7）Level is placed in, it will be by upper by vertical hawser
Extension support under（7）It is fixedly connected, and in of vertically-adjacent Extension support（7）Between connect breaking device；
Step 2：By bottom standard knot（6）Extension support（7）Column foot is connected by hawser（5）, gradually tense standard knot（6）Between
Hawser, and make standard knot（6）The hawser of surrounding passes through Extension support（7）To standard knot（6）The resultant force and standard knot of pulling force（6）'s
Axis overlaps；
Step 3：By breaking axis（4）Bear first shell（1）With second shell（2）Between pulling force, when breaking axis（4）It is pulled off
Afterwards, part is broken（3）Slide into the end of bar shaped groove and by breaking part（3）It bears fixing sleeve and breaks part（3）Between pulling force；
Step 4：When replacing breaking device, first loosen the hawser of breaking device both sides, dismantle and take out and break part（3）With break
Pin is replaced and is installed and new breaks part（3）During with breaking pin, positioning pin is first passed through into first shell（1）And second shell（2）Even
It is connected to and breaks part（3）On, then by first shell（1）With second shell（2）It mutually draws close, and axis will be broken（4）It is connected to
One stent（11）With second support（21）Between.
8. the rock-steady structure of engineering tower crane as described in claim 1, which is characterized in that break axis（4）By except interior by oil
It paints chamber, metal mesh stratum reticulare, ceramic layer to form, metal mesh is by being closed by iron wire stratum reticulare, magnesium alloy silk screen layer and aluminium nickel except interior
Spun gold stratum reticulare overlapping composition, the mesh size ratio of iron wire stratum reticulare, magnesium alloy silk screen layer and alumel silk screen layer is 3：2：2；
Paint intracavitary accounts for the paint of 80-95% equipped with solvent content.
9. the rock-steady structure of engineering tower crane as described in claim 1, which is characterized in that its method stablized：
By can vertical rotating Extension support（7）To standard knot（6）Outside stretch out, by vertical hawser connect respectively tower machine upper,
Extension support（7）Outside and column foot（5）, make hawser in the horizontal direction to standard knot（6）Dynamic balance, vertical direction is to standard
Section（6）Power and standard knot（6）Axis overlap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610843436.6A CN106241627B (en) | 2016-09-23 | 2016-09-23 | A kind of rock-steady structure of engineering tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610843436.6A CN106241627B (en) | 2016-09-23 | 2016-09-23 | A kind of rock-steady structure of engineering tower crane |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106241627A CN106241627A (en) | 2016-12-21 |
| CN106241627B true CN106241627B (en) | 2018-06-12 |
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ID=57610773
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610843436.6A Expired - Fee Related CN106241627B (en) | 2016-09-23 | 2016-09-23 | A kind of rock-steady structure of engineering tower crane |
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| Country | Link |
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| CN (1) | CN106241627B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU407826A1 (en) * | 1971-04-05 | 1973-12-10 | В. П. Недоносков , В. К. Забазнов Специальное конструкторское бюро землеройным машинам | MOUNTING DEVICE OF THE TILT Crane |
| CN2036941U (en) * | 1988-09-05 | 1989-05-03 | 城乡建设环境保护部长沙建筑机械研究所 | Top slewing tower crane erected by equipment of itself |
| CN201284199Y (en) * | 2008-11-04 | 2009-08-05 | 中国建筑第二工程局有限公司 | Anti-twist flexible attachment apparatus of ultra-high tower crane |
| CN201665487U (en) * | 2009-08-11 | 2010-12-08 | 周明忠 | Standard section for high strength tower crane |
| CN103043543A (en) * | 2013-01-17 | 2013-04-17 | 浙江东欣建设集团有限公司 | Device for reinforcing tower crane in coastal zone |
| CN206142698U (en) * | 2016-09-23 | 2017-05-03 | 石嘴山市嘉昱达矿山机械有限公司 | Stable structure of tower machine for engineering |
-
2016
- 2016-09-23 CN CN201610843436.6A patent/CN106241627B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU407826A1 (en) * | 1971-04-05 | 1973-12-10 | В. П. Недоносков , В. К. Забазнов Специальное конструкторское бюро землеройным машинам | MOUNTING DEVICE OF THE TILT Crane |
| CN2036941U (en) * | 1988-09-05 | 1989-05-03 | 城乡建设环境保护部长沙建筑机械研究所 | Top slewing tower crane erected by equipment of itself |
| CN201284199Y (en) * | 2008-11-04 | 2009-08-05 | 中国建筑第二工程局有限公司 | Anti-twist flexible attachment apparatus of ultra-high tower crane |
| CN201665487U (en) * | 2009-08-11 | 2010-12-08 | 周明忠 | Standard section for high strength tower crane |
| CN103043543A (en) * | 2013-01-17 | 2013-04-17 | 浙江东欣建设集团有限公司 | Device for reinforcing tower crane in coastal zone |
| CN206142698U (en) * | 2016-09-23 | 2017-05-03 | 石嘴山市嘉昱达矿山机械有限公司 | Stable structure of tower machine for engineering |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106241627A (en) | 2016-12-21 |
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