CN103232000B - Internal climbing tower crane - Google Patents
Internal climbing tower crane Download PDFInfo
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- CN103232000B CN103232000B CN201310155897.0A CN201310155897A CN103232000B CN 103232000 B CN103232000 B CN 103232000B CN 201310155897 A CN201310155897 A CN 201310155897A CN 103232000 B CN103232000 B CN 103232000B
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- 230000009194 climbing Effects 0.000 title claims abstract description 86
- 230000002787 reinforcement Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
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- 239000000463 material Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The invention provides an internal climbing tower crane. This interior tower machine that climbs includes: the inner climbing frame (10) is fixedly arranged on a building, and a guide wedge block seat is arranged on the inner side of the frame body of the inner climbing frame; the inner climbing base section (20) is slidably arranged in the inner climbing frame (10) along the vertical direction and comprises a tower body main chord (22); the guide wedge seat (50) comprises: a guide part (52) having a guide surface (521) facing the tower body main chord (22); and a wedging part (53) fixedly connected with the guide part (52) and comprising a wedging inclined surface (531) extending upwards in an inclined way along the direction far away from the guide surface (521). According to the internal climbing tower crane, the problem that a wedge block structure is complex and inconvenient to operate in the prior art can be solved.
Description
Technical field
The present invention relates to internally climbing tower crane lifting body field, in particular to a kind of internally climbing tower crane.
Background technology
Internally climbing tower crane, when jacking, needs guide piece to lead to tower body; When internally climbing tower crane works, need to carry out fastening to tower body.
Adopt voussoir guiding during domestic current internally climbing tower crane jacking, during internally climbing tower crane work, adopt voussoir fastening.
As shown in Figure 1, for tower machine jacking guiding status architecture schematic diagram, now voussoir 40 ' is upwards mentioned, with two bearing pins 20 ', voussoir 40 ' is located, ensure that voussoir 40 ' and the main string 30 ' of tower body have gap, led to the main string 30 ' of tower body by voussoir 40 ', voussoir mount pad 10 ' does not participate in action.
As shown in Figure 2, for tower machine working state structure schematic diagram, now extract a bearing pin 20 ' below voussoir 40 ', then climb between frame and the main string 30 ' of tower body in voussoir 40 ' down being knocked in, by voussoir mount pad 10 ', application force is applied to voussoir 40 ', make the main string 30 ' of voussoir 40 ' wedging tower body.
As can be seen from above-mentioned figure, the main string of tower body of internally climbing tower crane guiding with fastening be same voussoir, the processing technology of voussoir is complicated, and voussoir does the guiding used time needs bearing pin to fix, and operation is inconvenient.
Summary of the invention
The present invention aims to provide a kind of internally climbing tower crane, to solve the problem of wedge structure complex operations inconvenience in prior art.
To achieve these goals, according to an aspect of the present invention, provide a kind of internally climbing tower crane, comprising: inside climb framework, be fixedly installed on building, inside the framework of inside climbing framework, be provided with guiding wedge block; Inside climb base pitch, climb in being vertically slidably disposed in framework, comprise the main string of tower body; Guiding wedge block comprises: guide part, has towards the spigot surface of the main string of tower body; And wedging portion, be fixedly connected with guide part, comprise the wedging inclined-plane extended obliquely along the direction away from spigot surface.
Further, guiding wedge block also comprises the limiting stopper being arranged on two opposite sides, wedging portion, the wedging chute that to be formed with wedging inclined-plane between two limiting stoppers be bottom land.
Further, the vertical angle of inclination on the wedging inclined-plane in wedging portion is less than 3 degree.
Further, guide part has upper and lower two guiding fillets, and the radius of two guiding fillets is 15mm.
Further, the two ends forming each crossbeam of framework are provided with guiding wedge block.
Further, internally climbing tower crane also comprises the wedge block between wedging inclined-plane and the main string of tower body being arranged on wedging portion.
Further, the stub end of wedge block is provided with handle hole, climbs frame in one end of wedge block is connected to by attaching parts.
Further, inside climb base pitch and comprise multiple bearing beam connected successively; Internally climbing tower crane also comprises multiple load-bearing axle, each load-bearing axle is arranged in the horizontal direction respectively and is axially movably located in a corresponding bearing beam, the external side end of load-bearing axle have overhanging with climb in making base pitch be carried in climb the first control position on framework, and retraction internally can climb to climb base pitch in making the second control position that framework slides mutually.
Further, bearing beam is provided with axis hole, load-bearing axle is located in axis hole.
Further, be arranged with pin sleeve cylinder in axis hole, load-bearing axle is located in bearing pin sleeve.
Further, the external side end of load-bearing axle and/or medial extremity are provided with for preventing load-bearing axle vertically from the outer stopper section that axis hole is deviate from and/or interior stopper section.
Further, the external side end of load-bearing axle and/or medial extremity are provided with for preventing load-bearing axle vertically from the outer stopper section that axis hole is deviate from and/or interior stopper section, the outer stopper section of load-bearing axle is stop lug, stop lug backstop is outside the external side end of bearing pin sleeve, and the interior stopper section of load-bearing axle is be arranged on the spring cotter in the cotter-pin hold of load-bearing axle.
Further, bearing beam is box girder, comprises inner side wall plate and the outside wallboard of parallel interval layout, inner side wall plate and/or outside wallboard is provided with stiffening plate corresponding to axis hole place, stiffening plate is provided with the reinforcement plate hole coordinated with bearing pin sleeve.
Further, the stiffening plate on inner side wall plate and/or outside wallboard and equal weld together between bearing beam and bearing pin sleeve.
Further, the position inside climbing the corresponding each load-bearing axle in inner side of framework is all fixedly installed bearing plate.
Further, bearing beam is positioned at the middle part climbing base pitch.
Apply technical scheme of the present invention, internally climbing tower crane comprises: inside climb framework, is fixedly installed on building, is provided with guiding wedge block inside the framework of inside climbing framework; Inside climb base pitch, climb in being vertically slidably disposed in framework, comprise the main string of tower body; Guiding wedge block comprises: guide part, has towards the spigot surface of the main string of tower body; And wedging portion, be fixedly connected with guide part, comprise the wedging inclined-plane extended obliquely along the direction away from spigot surface.This guiding wedge block is used for internally climbing tower crane, and leads to the main string of tower body when the jacking of tower body main string, carries out wedging fix when the main string of tower body is in running order by wedge block to the main string of tower body.Because this device is led to the main string of tower body by guiding wedge block, and to be coordinated with wedge block by guiding wedge block the main string of tower body is fixed, therefore the function of wedge block is separated, simplify the structure of wedge block, reduce the difficulty of processing of wedge block, also make the operation of wedge block more simple and convenient simultaneously.
Accompanying drawing explanation
The accompanying drawing forming a part of the present invention is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 show internally climbing tower crane of the prior art be in jacking guiding state time structural representation;
Fig. 2 show internally climbing tower crane of the prior art in running order time structural representation;
Fig. 3 shows the structural representation of the guiding wedge block of internally climbing tower crane according to an embodiment of the invention;
Fig. 4 shows guiding wedge block and interior fit structure schematic diagram of climbing base pitch when internally climbing tower crane is according to an embodiment of the invention in jacking guiding state;
Guiding wedge block and the interior structural representation coordinated of climbing base pitch when Fig. 5 shows that internally climbing tower crane is in running order according to an embodiment of the invention;
Fig. 6 shows the plan structure schematic diagram of the internally climbing tower crane of the embodiment according to Fig. 5;
Perspective view when Fig. 7 shows that internally climbing tower crane is in running order according to an embodiment of the invention;
Fig. 8 shows perspective view when internally climbing tower crane is according to an embodiment of the invention in jacking state;
Plan structure schematic diagram when Fig. 9 shows that internally climbing tower crane is in running order according to an embodiment of the invention;
Figure 10 shows plan structure schematic diagram when internally climbing tower crane is according to an embodiment of the invention in jacking state; And
Figure 11 shows the decomposition texture schematic diagram of internally climbing tower crane according to an embodiment of the invention.
Reference numeral: climb framework 10; 20, base pitch is climbed in; 30, load-bearing axle; 40, bearing pin sleeve; 50, guiding wedge block; 11, bearing plate; 21, bearing beam; 22, the main string of tower body; 31, stop lug; 32, cotter-pin hold; 41, stiffening plate; 51, wedge block; 511, handle hole; 52, guide part; 521, spigot surface; 522, lead fillet; 53, wedging portion; 531, wedging inclined-plane; 54, limiting stopper; 55, wedging chute.
Detailed description of the invention
Hereinafter also describe the present invention in detail with reference to accompanying drawing in conjunction with the embodiments.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.
In conjunction with see shown in Fig. 3 to Fig. 6, according to embodiments of the invention, climb framework 10 in internally climbing tower crane comprises and interiorly climb base pitch 20, inside climbing framework 10 and be fixedly installed on building.Inside climb base pitch 20 be slidably disposed in climb in framework 10.Inside climb framework 10 to comprise framework and be arranged on the guiding wedge block 50 inside framework, guiding wedge block 50 comprises guide part 52 and wedging portion 53, and guide part 52 has towards interior spigot surface 521 of climbing the main string 22 of tower body of base pitch 20; Wedging portion 53 is fixedly connected with guide part 52, and wedging portion 53 comprises the wedging inclined-plane 531 extended obliquely along the direction away from spigot surface 521.
The structure of this guiding wedge block 50 is simple, and the guiding of wedge block 51 in original prior art is separated with wedging function, wedge block 51 is made only to need to provide wedging function, and the spigot surface 521 of the guide function of former wedge block 51 by the guide part 52 of guiding wedge block 50 is carried out, therefore switch step when adjustment wedge block 51 is in guiding state or wedging state is respectively eliminated, reduce the operation easier of wedge block 51, in addition, also eliminate manufacturing procedure required when making wedge block 51 have a guide function, reduce the difficulty of processing of wedge block 51, reduce tooling cost.In addition, the space needed for this device is less, climbs the size of framework in the tower machine that greatly can reduce its place, saves cost.
Preferably, the vertical angle of inclination on the wedging inclined-plane 531 in wedging portion 53 is less than 3 degree.When after wedge block 51 wedging, can auto-lock function be had, even if the application force being subject to horizontal direction also can not be deviate from, therefore can improve stability when wedge block 51 works.
Preferably, guiding wedge block 50 also comprises the limiting stopper 54 being arranged on two opposite sides, wedging portion 53, forms the wedging chute 55 for guiding guide part 52 to slide along the wedging inclined-plane 531 in wedging portion 53 between limiting stopper 54 and wedging portion 53.Wedge block 51 is arranged in this wedging chute 55, and undertaken spacing by the limiting stopper 54 of these wedging chute 55 both sides, therefore deviate from the wedge gap between guiding wedge block 50 and the main string 22 of tower body owing to there is laterally offset after can effectively preventing wedge block 51 from installing, work more reliable and more stable.
Preferably, guide part 52 has upper and lower two guiding fillets 522, the radius of two guiding fillets 522 is 15mm, internally climbing tower crane guiding wedge block 50 when jacking state can be led smoothly to the main string 22 of tower body, also prevent simultaneously and spigot surface 521 that guiding wedge block 50 matches with the main string 22 of tower body exists corner angle and scratch equivalent damage is caused to the main string 22 of tower body.
Preferably, the two ends of each crossbeam of composition framework are provided with guiding wedge block 50, can provide more balanced directional tagging power for the main string of tower body 22.
Preferably, the gap between spigot surface 521 and the main string 22 of tower body is 5mm, and internally climbing tower crane can be made to play good directional tagging when jacking state to the main string of tower body 22, can not cause interference again to the main string 22 of tower body simultaneously.
Internally climbing tower crane also comprises the wedge block 51 between wedging inclined-plane 531 and the main string 22 of tower body being arranged on wedging portion 53, the stub end of this wedge block 51 is provided with handle hole 511, operating personal can be operated by this handle hole 511 pairs of wedge blocks 51, conveniently extracts wedge block 51.Preferably, this wedge block 51 is climbed on framework 10 in being fixedly connected on by attaching parts, can ensure internally climbing tower crane be in jacking state do not need use wedge block 51 time, wedge block 51 also can not be lost.In the present embodiment, wedge block 51 is climbed on framework 10 in being welded on by iron chains.
As shown in Figure 4, when internally climbing tower crane is in jacking state, wedge block 51 is extracted, and has 5mm gap between guiding wedge block 50 and the main string 22 of tower body, when tower body is up and down, can play actv. directional tagging to tower body.
As shown in Figure 5, when internally climbing tower crane is in running order, wedge block 51 inserts in the wedging chute 55 of guiding wedge block 50, thus the main string 22 of wedging tower body, climb framework 10 in the horizontal applied force be subject to by tower body passes to.
In conjunction with see shown in Fig. 7 to Figure 11, preferably, internally climbing tower crane also comprises multiple load-bearing axle 30, inside climb base pitch 20 and comprise multiple bearing beam 21 connected successively, multiple load-bearing axle 30 is arranged in the horizontal direction respectively and is axially movably located in a corresponding bearing beam 21, provides a supporting role power for climbing base pitch 20 in when internally climbing tower crane is in running order being.Load-bearing axle 30 comprises external side end and medial extremity, load-bearing axle 30 have overhanging with climb in making base pitch 20 be carried on corresponding with it in climb the first control position on framework 10, and internally can climb to climb base pitch 20 in making the second control position that framework 10 slides to climbing framework 10 in bearing beam 21 bounces back to dodge mutually.Medial extremity is hung in the blocked areas that bearing beam 21 surrounds.Because this load-bearing axle 30 only needs external side end to be arranged on the bearing beam 21 of its side, place, medial extremity can slightly stretch out outside the bearing beam 21 of its side, place when external side end is in holding state, so that the installation for axial location parts such as spring cotters provides space, therefore this load-bearing axle 30 is when ensureing internally to climb the support effect of base pitch 20, the material usage of load-bearing axle 30 can be reduced in a large number, reduce material cost.Load-bearing axle 30 is when being in the first control position, directly can set up and climb on framework 10 interior, also bearing holes can be set the corresponding position on interior crossbeam of climbing framework 10, load-bearing axle 30 can be slid in bearing holes, thus climb in making base pitch 20 be carried on by load-bearing axle 30 in climb on framework 10.
When internally climbing tower crane is in jacking state, load-bearing axle 30 can be operated and make load-bearing axle 30 be in the second control position, climb in guarantee base pitch 20 can interior climb in framework 10 slide and interference can not be caused, internally climbing tower crane is climbed smoothly.When internally climbing tower crane is in running order, load-bearing axle 30 can be operated and make load-bearing axle 30 be in the first control position, thus load-bearing axle 30 is set up climb on framework 10 interior, internally climb base pitch 20 and play a supporting role.Because the medial extremity of load-bearing axle 30 is hung in the blocked areas that bearing beam 21 surrounds, internally climbing tower crane is supported interior base pitch 20 of climbing by the multiple load-bearing axles 30 be arranged on the bearing beam 21 of relative both sides, therefore, the length of each load-bearing axle 30 is shorter, lighter in weight, can save lot of materials.Interior climb base pitch 20 be in climb mode time, without the need to load-bearing axle 30 is taken off, only need to promote load-bearing axle 30 retraction avoid in climb framework 10, because this reducing the labour intensity of operating personal, can effectively improve jacking efficiency.
Bearing beam 21 is provided with axis hole, is arranged with pin sleeve cylinder 40 in axis hole, load-bearing axle 30 is located in bearing pin sleeve 40.Bearing pin sleeve 40 herein also can be removed, and is directly arranged in axis hole by load-bearing axle 30.The external side end of load-bearing axle 30 and/or medial extremity are provided with for preventing load-bearing axle 30 vertically from the outer stopper section that axis hole is deviate from and/or interior stopper section, in the present embodiment, outer stopper section is the external side end stop lug 31 being fixedly installed on load-bearing axle 30, and stop lug 31 backstop is outside bearing pin sleeve 40.Interior stopper section is the spring cotter in the cotter-pin hold 32 of the medial extremity being arranged on load-bearing axle 30.Stop lug 31 and the spring cotter be arranged in cotter-pin hold 32 match, and can form actv. axial location to load-bearing axle 30, ensure safety when load-bearing axle 30 works.
In the middle of other embodiment, also cotter-pin hold 32 can be all set at the external side end of load-bearing axle 30 and medial extremity, when after load-bearing axle 30 installation, at the equal construction opening pin in cotter-pin hold 32 place at load-bearing axle 30 two ends, thus from the two ends of load-bearing axle 30, axial limiting is carried out to load-bearing axle 30, prevent load-bearing axle 30 from coming off from bearing beam 21.
Bearing beam 21 is box girder, comprise inner side wall plate and the outside wallboard of parallel interval layout, inner side wall plate and/or outside wallboard are provided with stiffening plate 41 corresponding to axis hole place, stiffening plate 41 is provided with the reinforcement plate hole coordinated with bearing pin sleeve 40, bearing pin sleeve 40 is stretched out the part of axis hole and is fixedly connected with by stiffening plate 41 with between bearing beam 21.Preferably, in the present embodiment, the two ends of bearing pin sleeve 40 are provided with stiffening plate 41, stiffening plate 41 and equal weld together between bearing beam 21 and bearing pin sleeve 40.The installation that stiffening plate 41 can be convenient to bearing pin sleeve 40 is more fixed, and also can strengthen the Joint strenght between bearing pin sleeve 40 and bearing beam 21 further, improves the structural stability of bearing pin sleeve 40.
Preferably, when load-bearing axle 30 is positioned at the first control position, the cotter-pin hold 32 of medial extremity climbs framework 10 in pressing close to, and can reduce the length of load-bearing axle 30 as best one can, reduces the productive costs of load-bearing axle 30 further.
Preferably, the position inside climbing the corresponding load-bearing axle 30 in inner side of framework 10 is all fixedly installed bearing plate 11, and this bearing plate 11 is for supporting load-bearing axle 30.This bearing plate 11 is climbed on framework 10 in can being fixedly connected on by attaching partss such as bolts, climbs on framework 10 in also can being directly welded on.The upper level of framework 10 is climbed in the height eminence of this bearing plate 11, can prevent load-bearing axle 30 direct effect and interior climb framework 10 and internally climb framework 10 cause damage, the stop lug 31 of load-bearing axle 30 also can be avoided to cause the unbalanced problem of the bearing capacity of load-bearing axle 30 as the keystone configuration of load-bearing.
Preferably, bearing beam 21 is positioned at the middle part climbing base pitch 20, load-bearing axle 30 can be made to have certain distance apart from the interior lower surface climbing base pitch 20, during to prevent internally climbing tower crane jacking, climb the lower surface of framework 10 in the lower surface inside climbing base pitch 20 ejects and cause collapse accident.
As can be seen from the above description, the above embodiments of the present invention achieve following technique effect: internally climbing tower crane comprises: inside climb framework, are fixedly installed on building, are provided with guiding wedge block inside the framework of inside climbing framework; Inside climb base pitch, climb in being vertically slidably disposed in framework, comprise the main string of tower body; Guiding wedge block comprises: guide part, has towards the main string spigot surface of tower body; And wedging portion, be fixedly connected with guide part, comprise the wedging inclined-plane extended obliquely along the direction away from spigot surface.This guiding wedge block is used for internally climbing tower crane, and leads to the main string of tower body when the jacking of tower body main string, carries out wedging fix when the main string of tower body is in running order by wedge block to the main string of tower body.Because this device is led to the main string of tower body by guiding wedge block, and to be coordinated with wedge block by guiding wedge block the main string of tower body is fixed, therefore the function of wedge block is separated, simplify the structure of wedge block, reduce the difficulty of processing of wedge block, also make the operation of wedge block more simple and convenient simultaneously.
These are only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (16)
1. an internally climbing tower crane, is characterized in that, comprising:
Inside climb framework (10), be fixedly installed on building, inside the framework of climbing framework in described, be provided with guiding wedge block (50); And
Inside climb base pitch (20), be vertically slidably disposed on described in climb in framework (10), comprise the main string of tower body (22),
Wherein, described guiding wedge block (50) comprising:
Guide part (52), has towards the spigot surface (521) of the main string of described tower body (22); And
Wedging portion (53), is fixedly connected with described guide part (52), comprises the wedging inclined-plane (531) extended obliquely along the direction away from described spigot surface (521).
2. internally climbing tower crane according to claim 1, it is characterized in that, described guiding wedge block (50) also comprises the limiting stopper (54) being arranged on described wedging portion (53) two opposite sides, the wedging chute (55) that to be formed with described wedging inclined-plane (531) between two described limiting stoppers (54) be bottom land.
3. internally climbing tower crane according to claim 1, is characterized in that, the vertical angle of inclination on the wedging inclined-plane (531) of described wedging portion (53) is less than 3 degree.
4. internally climbing tower crane according to claim 1, is characterized in that, described guide part (52) has upper and lower two guiding fillet (522), and the radius of two described guiding fillets (522) is 15mm.
5. internally climbing tower crane according to claim 4, is characterized in that, the two ends forming each crossbeam of described framework are provided with described guiding wedge block (50).
6. internally climbing tower crane according to claim 5, is characterized in that, described internally climbing tower crane also comprises the wedge block (51) between wedging inclined-plane (531) and the main string of described tower body (22) being arranged on described wedging portion (53).
7. internally climbing tower crane according to claim 6, is characterized in that, the stub end of described wedge block (51) is provided with handle hole (511), one end of described wedge block (51) by attaching parts be connected to described in climb frame.
8. internally climbing tower crane according to any one of claim 1 to 7, is characterized in that, climbs base pitch (20) and comprise multiple bearing beam (21) connected successively in described; Described internally climbing tower crane also comprises multiple load-bearing axle (30), each described load-bearing axle (30) is arranged in the horizontal direction respectively and is axially movably located in a corresponding described bearing beam (21), the external side end of described load-bearing axle (30) have overhanging with make described in climb base pitch (20) be carried on described in climb the first control position on framework (10), and retraction with make described in climb base pitch (20) can relatively described in climb the second control position that framework (10) slides.
9. internally climbing tower crane according to claim 8, is characterized in that, (21) are provided with axis hole to described bearing beam, and described load-bearing axle (30) is located in described axis hole.
10. internally climbing tower crane according to claim 9, is characterized in that, is arranged with pin sleeve cylinder (40) in described axis hole, and described load-bearing axle (30) is located in described bearing pin sleeve (40).
11. internally climbing tower cranes according to claim 9, is characterized in that, the external side end of described load-bearing axle (30) and/or medial extremity are provided with for preventing described load-bearing axle vertically from the outer stopper section that described axis hole is deviate from and/or interior stopper section.
12. internally climbing tower cranes according to claim 10, it is characterized in that, the external side end of described load-bearing axle (30) and/or medial extremity are provided with for preventing described load-bearing axle (30) vertically from the outer stopper section that described axis hole is deviate from and/or interior stopper section, the outer stopper section of described load-bearing axle (30) is stop lug (31), described stop lug (31) backstop is outside the external side end of described bearing pin sleeve (40), and the interior stopper section of described load-bearing axle (30) is for being arranged on the spring cotter in the cotter-pin hold (32) of described load-bearing axle (30).
13. internally climbing tower cranes according to claim 10, it is characterized in that, described bearing beam (21) is box girder, comprise inner side wall plate and the outside wallboard of parallel interval layout, described inner side wall plate and/or outside wallboard are provided with stiffening plate (41) corresponding to described axis hole place, described stiffening plate (41) are provided with the reinforcement plate hole coordinated with described bearing pin sleeve (40).
14.. internally climbing tower crane according to claim 13, is characterized in that, the described stiffening plate (41) on described inner side wall plate and/or outside wallboard and equal weld together between described bearing beam (21) and described bearing pin sleeve (40).
15. internally climbing tower cranes according to claim 8, is characterized in that, the position climbing the corresponding each described load-bearing axle (30) in inner side of framework (10) in described is all fixedly installed bearing plate (11).
16. internally climbing tower cranes according to claim 8, is characterized in that, described bearing beam (21) is positioned at the described middle part climbing base pitch (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310155897.0A CN103232000B (en) | 2013-04-28 | 2013-04-28 | Internal climbing tower crane |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310155897.0A CN103232000B (en) | 2013-04-28 | 2013-04-28 | Internal climbing tower crane |
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| Publication Number | Publication Date |
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| CN103232000A CN103232000A (en) | 2013-08-07 |
| CN103232000B true CN103232000B (en) | 2015-04-01 |
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| CN201310155897.0A Active CN103232000B (en) | 2013-04-28 | 2013-04-28 | Internal climbing tower crane |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111392616A (en) * | 2020-04-15 | 2020-07-10 | 中国十七冶集团有限公司 | Internal climbing arm type tower crane jacking device and construction method |
| CN113023596A (en) * | 2021-04-22 | 2021-06-25 | 广西建工集团建筑机械制造有限责任公司 | Novel guiding device for inner sleeve frame of tower crane |
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| CN202390112U (en) * | 2011-12-16 | 2012-08-22 | 中联重科股份有限公司 | Tower crane and adhering frame jacking device thereof |
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- 2013-04-28 CN CN201310155897.0A patent/CN103232000B/en active Active
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|---|---|---|---|---|
| CN2444924Y (en) * | 2000-09-27 | 2001-08-29 | 盛嘉勋 | Safety device for elavater |
| CN2721586Y (en) * | 2004-05-24 | 2005-08-31 | 宁波申菱电梯配件有限公司 | Bidirectional speed limited safety pliers for elevator |
| CN201280368Y (en) * | 2008-08-26 | 2009-07-29 | 涂建国 | Anti-falling apparatus of elevator |
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| CN103232000A (en) | 2013-08-07 |
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