CN201284199Y - Torsion-resistant soft attachment device of ultrahigh tower crane - Google Patents
Torsion-resistant soft attachment device of ultrahigh tower crane Download PDFInfo
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- CN201284199Y CN201284199Y CNU2008203026427U CN200820302642U CN201284199Y CN 201284199 Y CN201284199 Y CN 201284199Y CN U2008203026427 U CNU2008203026427 U CN U2008203026427U CN 200820302642 U CN200820302642 U CN 200820302642U CN 201284199 Y CN201284199 Y CN 201284199Y
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Abstract
An anti-torsion soft attachment device of an ultrahigh tower crane is characterized in that a steel wire rope is transversely connected between a soft attachment frame of a tower body and an embedded wallboard of the inner wall of a cylindrical structure. The soft attachment frame is fixed around the tower body, frame ear plates are fixed at four corners of the soft attachment frame, and frame rigging shackles are connected to the frame ear plates. The embedded wall boards are four groups in total and are symmetrically distributed on the inner wall of the cylindrical structure attached to the diagonal direction of the frame, each group of embedded wall boards is provided with four embedded wall boards distributed in a rectangular mode, each embedded wall board is fixedly provided with a wall board ear plate, and each wall board ear plate is connected with a wall board rigging shackle. The steel wire rope comprises an anti-overturning steel wire rope and a forward and reverse torque resisting steel wire rope. The construction problem that the attachment of the ultra-high tower crane and the ultra-long span is not easy to implement and install is solved, and the requirements on strength and rigidity in the use process of the tower crane are met. The device has the characteristics of simple operation process, convenient transportation, installation, maintenance and disassembly, safety, reliability and low manufacturing and using cost.
Description
Technical field
The utility model relates to a kind of hoist tower machine plays the balance and stability effect in the cylindrical shape structures attachment device.
Background technology
Along with China's rapid economy development, more urgent requirement has been proposed in energy construction.In order to alleviate the nervous situation of current power supply, the newly-built or expansion project of thermoelectricity in all parts of the country and nuclear power rolls up.In these thermoelectricitys, nuclear power plant's process of construction, the application of super large, superelevation, cylindrical shell Thin-wall Hyperbolic line cooling tower is more and more frequent.Important auxiliary facility Zhao double-curve cooling column as power plant is in key link in the construction of thermoelectricity and nuclear power plant.Because cooling tower is the cylindrical shell thin-wall construction, and out-of-shape, thereby brought big difficulty for use, installation and the dismantlement work of construction weight-lifting equipment.On the other hand, in order to adapt to the requirement of bigger generator set, the height of cooling tower more and more higher (more than 100 meters), diameter is increasing, thereby has more increased use, maintenance, installation and the dismantlement work difficulty of construction weight-lifting equipment.From present engineering practice situation,, generally all adopt the arrangement that the tower machine is installed in cooling tower central authorities in order to save construction cost.When the tower machine uses highly above the design-calculated unattached height, just attachment device must be installed.Yet, at present in the work progress of super large, superelevation, cylindrical shell thin-wall construction building, formulate rational tower machine attachment scheme and be a technical barrier in the construction practice.
The tower machine is used widely at the realm of building construction of China as a kind of main handling machinery.Attachment device is the tower machine is guaranteed its structural strength, rigidity and in-use performance when surpassing unattached height an a kind of indispensable device.The main effect of attachment device is the horizontal force that bears tower machine upper, the moment of flexure and the moment of torsion of body of the tower structure.
At present, the attached form of tower machine is generally rigid attachment, adopts carbon structural steel to be made.As patent CN2767572Y, its advantage is that the brace bar attached pulling force that can bear can bear pressure again, twist moment that can also better controlled tower machine; Shortcoming be this rigid attachment mode in brace bar attached overlength in particular cases, be difficult to satisfy construction requirement, be mainly reflected in three aspects: the one, overlength rigid attachment manufacturing cost and traffic cost height, applying unit is difficult to bear; The 2nd, to install, safeguard, the dismounting difficulty is bigger, the danger coefficient height has serious potential safety hazard; The 3rd, the overlength rigid bracing is big because of weight stress, has reduced the active strength of strut, thereby the sectional dimension of its structure is bigger, and cost of manufacture is higher, and rigid bracing has tangible limitation when attachment distance is longer.Therefore, for the built-in tower machine that is installed in super large, superelevation, cylindrical shell thin-wall construction interior of building (as: the major diameter double-curve cooling column of thermoelectricity and nuclear power plant), when brace bar attached overlength, the adhering mode of rigid bracing just can not satisfy the construction needs.At present, the flexible attachment device that adopts the alternative overlength strut of steel rope does not still have the precedent of using flexible attachment device and effective control tower machine twist moment on ultra-high tower crane.
The utility model content
The utility model provides a kind of ultra-high tower crane antitorque flexible attachment device, solve the brace bar attached mechanics difficult problem that is subjected to the easy unstability of eccentricity pressure of tower machine rigidity overlength, and the solution ultra-high tower crane adheres to the construction difficult problem that is difficult for implementing installation in the use of overlength span, guarantee ultra-high tower crane in use holding capacity level, opposing tilting moment and horizontal bidirectional moment of torsion effectively, guarantee the normal use and the safety of tower machine.
The technical scheme that its technical matters that solves the utility model adopts is:
This ultra-high tower crane antitorque flexible attachment device is laterally connected in by steel rope between the pre-buried wallboard of the soft adhesion frame of body of the tower and cylindrical shape structures inwall;
Described soft adhesion frame is fixed in around the body of the tower, is connected with the standard knot main chord of body of the tower with bolt by link member, and four jiaos of soft adhesion frame all are fixed with the framework otic placode, are connected with the shackle of framework rigging on the framework otic placode;
Described pre-buried wallboard has four groups, be symmetrically distributed on the cylindrical shape structures inwall of adhesion frame diagonal, every group of pre-buried wallboard has the pre-buried wallboard of four rectangular distribution, is fixed with the wallboard otic placode on each pre-buried wallboard, is connected with the shackle of wallboard rigging on the wallboard otic placode; Above-mentioned every group of pre-buried wallboard must be connected with the barrel reinforcing bar, goes up left pre-buried wallboard, goes up right pre-buried wallboard, the pre-buried wallboard of bottom left, the pre-buried wallboard of bottom right can be by 0.5～1.5 meter * 0.5～1.5 meter the rectangular distribution of spacing;
Described steel rope comprises anti-two kinds of steel rope and anti-forward and the reverse moment of torsion steel ropes of tumbling:
The anti-steel rope of tumbling: every cover flexible attachment device has four anti-steel ropes of tumbling, the every anti-steel rope of tumbling is center of gyration with the body of the tower, radially wear wallboard rigging shackle around the cooresponding one group of pre-buried wallboard of cylindrical shape structures inwall respectively in four multiplying power modes, its end is connected in the framework rigging shackle of one jiao of soft adhesion frame;
Anti-forward and reverse moment of torsion steel rope: every cover flexible attachment device has eight anti-forwards and reverse moment of torsion steel rope, every anti-forward and reverse moment of torsion steel rope are center of gyration with the body of the tower, wear wallboard rigging shackle with two multiplying power mode symmetries, the tangential framework rigging shackle that connects one jiao of soft adhesion frame in its end around the adjacent pre-buried wallboard of cooresponding two levels of cylindrical shape structures inwall.
All be fixed with rope clamp on the above-mentioned steel rope, the quantity of the rope clamp on every steel rope is no less than four.
Above-mentioned anti-tumble steel rope the framework rigging unload buckle can be laterally wear around, the wallboard rigging unload buckle for vertically wear around.
Above-mentioned anti-forward and reverse moment of torsion steel rope the framework rigging unload buckle can be laterally wear around, the wallboard rigging unload buckle for vertically wear around.
Above-mentioned soft adhesion frame adopts four L type link members to be connected with high strength bolt with the standard knot main chord of body of the tower.
The utility model utilizes steel rope can bear the characteristics of pulling force, it is architectural that the two multidirectional steel rope of employing symmetric arrangement is fixed in barrel with body of the tower, the wherein anti-steel rope of tumbling can bear horizontal pull and the moment of flexure that produces on the tower machine body of the tower, anti-forward and reverse moment of torsion steel rope can bear that the tower machine upper turning unit produces acts on forward and reverse moment of torsion on the body of the tower, make the moment of flexure of the different directions that is born on the tower machine body of the tower, moment of torsion, horizontal force all changes pulling force into by steel rope, and make the stress balance of all directions, reach effective counteracting tower machine horizontal impact power, the effect of moment of flexure and bidirectional torsion moment, thus the brace bar attached mechanics difficult problem that is subjected to the easy unstability of eccentricity pressure of tower machine rigidity overlength solved.
The beneficial effects of the utility model are:
The utility model proposes grouping and set up the viewpoint of radially anti-tumble steel rope and tangential anti-horizontal moment of torsion steel rope, ultra-high tower crane bending resistance in use and antitorque requirement of strength have been satisfied, solve ultra-high tower crane, adhering to of overlength span be difficult for the construction difficult problem that enforcement is installed, satisfied the strength and stiffness requirement in the use of tower machine.It is simple to have operating process, and installation, maintenance, convenient disassembly are safe and reliable, the characteristics that manufacturing cost and use cost is low.In the double-curve cooling column construction of major diameter, superelevation, cylindrical shell thin-wall construction, the ultra-high tower crane antitorque flexible attachment scheme is compared with the hard attachment scheme of rigidity, and it allows the advantage of aspects such as maximum adhesion height, manufacturing cost, transportation, installation and convenient disassembly of length, tower machine fairly obvious at strut.
The utility model large span, remote strut are to adopt the two multidirectional steel rope of symmetric arrangement to wear the coiling work, and the rigid attachment device is the truss type steel structure strut that adopts.Therefore, the utility model and rigid attachment comparison volume is littler, weight is lighter, manufacture that cost is lower, transportation is more convenient, compression effort height of attachment littler, the tower machine in tower machine bottom is higher, the span that is suitable between tower machine and the building is bigger, distance is farther also is more suitable in the attachment point of selecting and arrange building.
The utility model proposes and disperse the stressed method of multiple spot; pool has solved the stressed restriction of thin-wall construction; with the tower machine respectively make a concerted effort, moment of flexure and moment of torsion bear by many groups of pre-buried wallboards; disperse the concentrated stressed of cylindrical shell thin-walled building, played the effect that reduces tower machine impulsive force, protection thin-walled building.
The two multidirectional steel rope that the utility model proposes symmetric arrangement is worn winding technologe, has solved steel rope and has worn around contradictions such as, rigging shackle installation difficulties stressed with work with fixing, steel rope disorder cable and twisted rope, the pre-tensioning of steel rope.
The utility model also has the following advantages:
When 1, adopting the utility model to build tube structure building or polygonal frame structural construction, because the tower machine is built in interior of building, increased the effective coverage range of tower machine, only just can rotate and cover each construction point of cylindrical shell building structure with a tower machine, substitute the functions of use of many tower machines, reduce the usage quantity of tower machine, saved the facility cost of construction greatly.
2, production process is simple, and is with short production cycle, convenient transportation.
3, compare with rigid attachment, height and span that flexible attachment device is suitable for are big, and distance also is convenient to select and arrange attachment point.
4, flexible attachment device large span, remote strut are to adopt the two multidirectional steel rope of symmetric arrangement to wear the coiling work, and the rigid attachment device is the truss type steel structure strut that adopts.Therefore, flexible attachment device and rigid attachment comparison volume is littler, weight is lighter, manufacture that cost is lower, transportation is more convenient, compression effort height of attachment littler, the tower machine in tower machine bottom is higher.
5, material therefor is adhesion frame, steel rope, rope clamp, sling etc., have the selection of material and gauge member extensively, manufacture characteristics such as simple, installation and unloading process be quick, easy and simple to handle, safe and reliable.
6, flexible attachment device is provided with anti-steel rope, anti-forward and the reverse moment of torsion steel rope of tumbling, and can guarantee that ultra-high tower crane in use resists horizontal force, tilting moment and horizontal bidirectional moment of torsion effectively, guarantees the normal use and the safety of tower machine.
7, flexible attachment device installation and dismantle processes are simple, and the operating time is short, is interspersed in the normal building construction process, does not influence the period of service of tower machine.
Flexible attachment device utilizes steel rope only can bear the characteristics of pulling force, it is architectural that the two multidirectional steel rope of employing symmetric arrangement is fixed in barrel with body of the tower, moment of flexure, moment of torsion, the horizontal force of the different directions that is born on the tower machine body of the tower all change pulling force into by steel rope, and actv. has overcome the hard brace bar attached mechanics difficult problem that is subjected to the easy unstability of eccentricity pressure of tower machine rigidity overlength.
Complete skill scheme at the pre-buried connection wallboard in thin-wall construction surface has been proposed; Pool solved the stressed restriction of thin-wall construction, steel rope wear around with contradictions such as fixing, steel rope disorder cable and twisted rope, the pre-tensioning of steel rope and stressed, the rigging shackle installation of working.And domestic other use the tower machine of flexible attachment device, still do not have under the aloft work situation, effectively control the way of disorder cable and twisted rope phenomenon during the Assembly ﹠Disassembly steel rope.
The utility model cooperates the tower machine that surpasses the independent design height to use, applicable to the construction of super large, superelevation, cylindrical shell thin-wall construction and tall and big polygonal frame building structure.When using the utility model, should select the tower machine that is applicable to this engineering construction of different model, soft adhesion frame, built-in fitting, steel rope, rope clamp, sling etc. for use according to the height of building and the size of area coverage.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the enlarged drawing at B place among Fig. 1.
Fig. 3 is the enlarged drawing at A place among Fig. 1.
Fig. 4 is the distribution schematic diagram of one group of pre-buried wallboard.
Fig. 5 is the enlarged drawing of a pre-buried wallboard.
Fig. 6 is the structural representation of adhesion frame.
Fig. 7 is the structural representation of framework otic placode.
Fig. 8 is the distribution schematic diagrams of many cover flexible attachment devices at the cooling tower inwall.
Fig. 9 is the enlarged drawing of standard knot main chord.
Reference numeral: the right pre-buried wallboard of 1-body of the tower, 2-cylindrical shape structures inwall, 3-soft adhesion frame, 4-framework otic placode, 5-framework rigging shackle, 6-pre-buried wallboard, 61-go up left pre-buried wallboard, 62-go up, the pre-buried wallboard of 63-bottom left, the pre-buried wallboard of 64-bottom right, 7-wallboard otic placode, 8-wallboard rigging shackle, 9-anti-tumble steel rope, 10-anti-forward and reverse moment of torsion steel rope, 11-rope clamp, 12-flexible attachment device, 13-standard knot main chord.
The specific embodiment
Case study on implementation is referring to shown in Fig. 1-3, and this ultra-high tower crane antitorque flexible attachment device is laterally connected in by steel rope between the pre-buried wallboard 6 of the soft adhesion frame 3 of body of the tower 1 and cylindrical shape structures inwall 2.Four L type link members of soft adhesion frame 3 are connected with high strength bolt with the standard knot main chord of body of the tower 1, and its four jiaos all are fixed with framework otic placode 4, are connected with framework rigging shackle 5 on the framework otic placode.Pre-buried wallboard 6 has four groups, be symmetrically distributed on the cylindrical shape structures inwall 2 of adhesion frame diagonal, every group of pre-buried wallboard has the pre-buried wallboard of four rectangular distribution, be fixed with wallboard otic placode 7 on each pre-buried wallboard, be connected with wallboard rigging shackle 8 on the wallboard otic placode 7, every group of pre-buried wallboard must be connected with the barrel reinforcing bar, and last left pre-buried wallboard 61, last right pre-buried wallboard 62, the pre-buried wallboard 63 of bottom left, the pre-buried wallboard 64 of bottom right are pressed 0.5～1.5 meter * 0.5～1.5 meter the rectangular distribution of spacing.Steel rope comprises anti-10 two kinds of steel rope 9 and anti-forward and the reverse moment of torsion steel ropes of tumbling, and all is fixed with rope clamp 11 on steel rope, and the quantity of the rope clamp on every steel rope is no less than four.
The anti-steel rope 9 of tumbling: every cover flexible attachment device has four anti-steel ropes of tumbling, the every anti-steel rope of tumbling is center of gyration with the body of the tower, radially wear wallboard rigging shackle 8 around the cooresponding one group of pre-buried wallboard 6 of cylindrical shape structures inwall respectively in four multiplying power modes, its end is connected in the framework rigging shackle 5 of 3 one jiaos of soft adhesion frame; Above-mentioned anti-tumble steel rope 9 in framework rigging shackle 5 for laterally wear around, in wallboard rigging shackle 8 for vertically wear around.
Anti-forward and reverse moment of torsion steel rope 10: every cover flexible attachment device has eight anti-forwards and reverse moment of torsion steel rope, every anti-forward and reverse moment of torsion steel rope are center of gyration with the body of the tower, wear wallboard rigging shackle 8 with two multiplying power mode symmetries, the tangential framework rigging shackle 5 that connects 3 one jiaos of soft adhesion frame in its end around the adjacent pre-buried wallboard 6 of cooresponding two levels of cylindrical shape structures inwall.Above-mentioned anti-forward and reverse moment of torsion steel rope in framework rigging shackle 5 for laterally wear around, in wallboard rigging shackle 8 for vertically wear around.
Referring to shown in Figure 45, in every cover flexible attachment device, pre-buried wallboard is divided into four groups, is symmetrically distributed on the cylinder inboard wall of body of the tower diagonal.Every group of pre-buried wallboard is provided with four pre-buried points by 1.5 meters * 1.5 meters spacing again, by the rigging shackle with radially, tangential steel rope is connected.Require pre-buried wallboard must with barrel reinforcing bar networking, guarantee firm welding, the height of each pre-buried wallboard, the position must be accurately.
Construction method of the present utility model is as follows:
Forward and backward correction body of the tower squareness is installed, makes the above free end size of the soft adhesion frame of tower machine be not more than 4/1000.
Soft adhesion frame is installed on around the body of the tower, arranges according to the body of the tower vertical separation, at soft adhesion frame Corner Strapped framework otic placode, and the shackle of connecting frame rigging.
On the cylindrical shape structures inwall of soft adhesion frame diagonal four groups of pre-buried wallboards are installed respectively, every group of pre-buried wallboard is provided with four pre-buried wallboards at interval, fixing wallboard otic placode on each pre-buried wallboard, and connect the shackle of wallboard rigging.
A/s order is worn respectively around every steel rope.With the body of the tower is that center of gyration is worn around the anti-steel rope of tumbling, every cover flexible attachment device is provided with four anti-steel ropes of tumbling altogether, article four, resist and tumble the steel rope radial equipartition between the pre-buried wallboard of four jiaos of soft adhesion frame and cylindrical shape structures inwall, every anti-steel rope of tumbling is worn respectively around one group of pre-buried wallboard in four multiplying power modes from the every angle of adhesion frame; Every cover flexible attachment device is provided with eight anti-forwards and reverse moment of torsion steel rope altogether, every anti-forward and reverse moment of torsion steel rope are center of gyration with the body of the tower, with two multiplying power modes through the adjacent pre-buried wallboard symmetry of two levels of cylindrical shape structures inwall wear around, forward and reverse a jiao of tangentially being connected adhesion frame along body of the tower.
Tighten up every steel rope by tower crane lifting suspension hook or bottle gouard moved by hands, make it to reach the pre-tensile force of regulation, and guarantee the stressed even of every steel rope;
The rope clamp quantity of fixing every steel rope should be no less than 4.Flexible attachment device is along the many from bottom to top cover layer distributed of body of the tower.
Principle of the present utility model is as follows:
1, all changes moment of flexure, moment of torsion, the horizontal force of the different directions that born on the tower machine body of the tower into pulling force by means of the soft anti-steel rope of tumbling of setting, anti-forward and the reverse moment of torsion steel rope of adhering to of tower machine, reach the effect of fixed tower, counteracting tower machine horizontal impact power, moment of flexure and bidirectional torsion moment by the force balance of all directions on the steel rope.
2, pre-buried wallboard is divided into four groups, is symmetrically distributed on the cylindrical shape structures inwall of body of the tower diagonal.Every group of pre-buried wallboard is provided with four pre-buried points by certain spacing again, disperseed the concentrated stressed of cylindrical shell thin-walled building.
3, utilize the stressed method of dispersion multiple spot and the characteristics of steel rope softness, play the effect that reduces tower machine impulsive force, protection cylindrical shell thin-walled building.
Claims (4)
- [claim 1] a kind of ultra-high tower crane antitorque flexible attachment device is characterized in that: be laterally connected in by steel rope between the pre-buried wallboard (6) of the soft adhesion frame (3) of body of the tower (1) and cylindrical shape structures inwall (2);Described soft adhesion frame (3) is fixed in body of the tower (1) all around, is connected with the standard knot main chord of bolt with body of the tower (1) by link member, and four jiaos of soft adhesion frame (3) all are fixed with framework otic placode (4), are connected with framework rigging shackle (5) on the framework otic placode;Described pre-buried wallboard (6) has four groups, be symmetrically distributed on the cylindrical shape structures inwall (2) of adhesion frame diagonal, every group of pre-buried wallboard has the pre-buried wallboard of four rectangular distribution, be fixed with wallboard otic placode (7) on each pre-buried wallboard, be connected with wallboard rigging shackle (8) on the wallboard otic placode (7), above-mentioned every group of pre-buried wallboard must be connected with the barrel reinforcing bar, and last left pre-buried wallboard (61), last right pre-buried wallboard (62), the pre-buried wallboard of bottom left (63), the pre-buried wallboard of bottom right (64) are pressed 0.5～1.5 meter * 0.5～1.5 meter the rectangular distribution of spacing;Described steel rope comprises anti-(10) two kinds of steel rope (9) and anti-forward and the reverse moment of torsion steel ropes of tumbling:The anti-steel rope (9) of tumbling: every cover flexible attachment device has four anti-steel ropes of tumbling, the every anti-steel rope of tumbling is center of gyration with the body of the tower, radially wear wallboard rigging shackle (8) around the cooresponding one group of pre-buried wallboard of cylindrical shape structures inwall (6) respectively in four multiplying power modes, its end is connected in the framework rigging shackle (5) of (3) one jiaos of soft adhesion frame;Anti-forward and reverse moment of torsion steel rope (10): every cover flexible attachment device has eight anti-forwards and reverse moment of torsion steel rope, every anti-forward and reverse moment of torsion steel rope are center of gyration with the body of the tower, wear wallboard rigging shackle (8) with two multiplying power mode symmetries, the tangential framework rigging shackle (5) that connects (3) one jiaos of soft adhesion frame in its end around the adjacent pre-buried wallboard (6) of cooresponding two levels of cylindrical shape structures inwall.
- [claim 2] ultra-high tower crane antitorque flexible attachment device according to claim 1 is characterized in that: all be fixed with rope clamp (11) on the above-mentioned steel rope, the quantity of the rope clamp on every steel rope is no less than four.
- [claim 3] ultra-high tower crane antitorque flexible attachment device according to claim 1 is characterized in that: above-mentioned anti-tumble steel rope (9) framework rigging shackle (5) go up for laterally wear around, wallboard rigging shackle (8) last for vertically wear around.
- [claim 4] ultra-high tower crane antitorque flexible attachment device according to claim 1 is characterized in that: above-mentioned anti-forward and reverse moment of torsion steel rope framework rigging shackle (5) go up for laterally wear around, in wallboard rigging shackle (8) for vertically wear around.
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| Application Number | Priority Date | Filing Date | Title |
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| CNU2008203026427U CN201284199Y (en) | 2008-11-04 | 2008-11-04 | Torsion-resistant soft attachment device of ultrahigh tower crane |
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| CNU2008203026427U CN201284199Y (en) | 2008-11-04 | 2008-11-04 | Torsion-resistant soft attachment device of ultrahigh tower crane |
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| CN201284199Y true CN201284199Y (en) | 2009-08-05 |
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| CNU2008203026427U Expired - Fee Related CN201284199Y (en) | 2008-11-04 | 2008-11-04 | Torsion-resistant soft attachment device of ultrahigh tower crane |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101920916A (en) * | 2010-09-02 | 2010-12-22 | 山东富友有限公司 | Flexible attachment of tower crane |
| CN103848359A (en) * | 2014-04-03 | 2014-06-11 | 中国建筑第八工程局有限公司 | Soft attachment structure of tower crane |
| CN103935912A (en) * | 2014-04-16 | 2014-07-23 | 浙江虎霸建设机械有限公司 | Combined attached frame device of tower crane |
| CN105651475A (en) * | 2016-01-11 | 2016-06-08 | 中国电力科学研究院 | Protection device for high-altitude sensor |
| CN106241627A (en) * | 2016-09-23 | 2016-12-21 | 成都九十度工业产品设计有限公司 | A kind of rock-steady structure of engineering tower crane |
| CN106276644A (en) * | 2016-09-23 | 2017-01-04 | 成都九十度工业产品设计有限公司 | A kind of standard knot structure of heaving line protector |
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2008
- 2008-11-04 CN CNU2008203026427U patent/CN201284199Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101920916A (en) * | 2010-09-02 | 2010-12-22 | 山东富友有限公司 | Flexible attachment of tower crane |
| CN101920916B (en) * | 2010-09-02 | 2012-07-25 | 山东富友有限公司 | Flexible attachment of tower crane |
| CN103848359A (en) * | 2014-04-03 | 2014-06-11 | 中国建筑第八工程局有限公司 | Soft attachment structure of tower crane |
| CN103848359B (en) * | 2014-04-03 | 2016-08-17 | 中国建筑第八工程局有限公司 | A kind of soft attaching structure of tower crane |
| CN103935912A (en) * | 2014-04-16 | 2014-07-23 | 浙江虎霸建设机械有限公司 | Combined attached frame device of tower crane |
| CN105651475A (en) * | 2016-01-11 | 2016-06-08 | 中国电力科学研究院 | Protection device for high-altitude sensor |
| CN105651475B (en) * | 2016-01-11 | 2019-01-25 | 中国电力科学研究院 | A kind of protective device of falling sensor |
| CN106241627A (en) * | 2016-09-23 | 2016-12-21 | 成都九十度工业产品设计有限公司 | A kind of rock-steady structure of engineering tower crane |
| CN106276644A (en) * | 2016-09-23 | 2017-01-04 | 成都九十度工业产品设计有限公司 | A kind of standard knot structure of heaving line protector |
| CN106276644B (en) * | 2016-09-23 | 2018-02-13 | 成都九十度工业产品设计有限公司 | A kind of standard knot structure of heaving line protector |
| CN106241627B (en) * | 2016-09-23 | 2018-06-12 | 徐州顺泰新能源发电有限公司 | A kind of rock-steady structure of engineering tower crane |
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