CN103342299B - Tower section used for tower crane - Google Patents
Tower section used for tower crane Download PDFInfo
- Publication number
- CN103342299B CN103342299B CN201310291582.9A CN201310291582A CN103342299B CN 103342299 B CN103342299 B CN 103342299B CN 201310291582 A CN201310291582 A CN 201310291582A CN 103342299 B CN103342299 B CN 103342299B
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- CN
- China
- Prior art keywords
- frame body
- cat ladder
- baffle plate
- fixed
- guard ring
- 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
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- Jib Cranes (AREA)
- Ladders (AREA)
- Control And Safety Of Cranes (AREA)
Abstract
The invention relates to a tower section used for a tower crane. The tower section comprises a frame body and a ladder stand which is fixed on the middle part of the frame body, wherein a baffle is fixed on the middle part of the frame body in the horizontal direction, a ladder stand retainer is fixed on the ladder stand and below the baffle, at least one connecting rod is fixed on each side wall of the frame body and above the baffle, and at least one anti-drop device is arranged on each of any two adjacent side walls of the frame body. The tower section provided by the invention has the advantages that by fixing the baffle on the middle part of the frame body in the horizontal direction, the drop of articles in the frame body is avoided, by fixing the ladder stand retainer, drop is avoided when a worker climbs up and down and is out of hand, by fixing the connecting rods on the side walls of the frame body, unexpected drop of maintenance staff is avoided, by arranging the anti-drop devices, drop of the frame body is avoided when the frame body is in section adding operation or section reducing operation, and the safety performance during the operation is improved.
Description
Technical field
The present invention relates to a kind of tower crane tower body to save.
Background technology
The cat ladder be provided with in the frame body of existing tower crane tower body joint runs up and down for staff, half space (being made up of steel fabric sheet, angle steel) is provided with in frame body, fail, in strict accordance with GB5144-2006 " tower crane safety procedure " requirement, to slip out of the hand when personnel may be caused to climb up and down and fall; Maintenance, operating personal are at half space place accidental falling; Article, instrument etc. fall at frame body place; During jacking, jacking cross beam such as to come off at the potential safety hazard.
Summary of the invention
The technical problem to be solved in the present invention is that existing tower crane tower body joint exists potential safety hazard, thus provides a kind of tower crane tower body to save.
In order to solve the problems of the technologies described above, the present invention is achieved by the following technical solutions: a kind of tower crane tower body saves, comprise frame body, be fixed on the cat ladder in the middle part of frame body, horizontal direction in the middle part of described frame body is fixed with one piece of baffle plate that article can be avoided to fall in frame body, described cat ladder below baffle plate is fixed with cat ladder guard ring, each sidewall of described frame body above baffle plate is all fixed with at least one connecting rod, the arbitrary adjacent two side of described frame body is equipped with the anti-drop device that when at least one is avoided frame body at supernumerary segment or falls joint operation, frame body comes off.
Preferably, the cross-sectional plane of described baffle plate is trapezoidal, and the dual-side of described baffle plate is separately fixed on the adjacent two side of frame body, the thickness of described baffle plate is 80 ~ 100mm, easy installation and removal, actv. avoids article, service kit etc. and falls in frame body, and result of use is good.
Preferably, described baffle plate is provided with tread plate, and described tread plate is latticedly be arranged on baffle plate, and actv. ensure that skidproof effect, and ensure that staff does not slide on baffle plate, safety performance improves.
Preferably, described cat ladder guard ring is circular arc, radius corresponding to described circular arc is 800 ~ 1000mm, central angle corresponding to described circular arc is 260 ~ 280 °, the height of described cat ladder guard ring is 1500 ~ 2000mm, slip out of the hand when falling when well can ensure that operating personnel climbs, operating personnel is in cat ladder guard ring, and safety performance is good.
Preferably, the two ends of described cat ladder guard ring are equipped with one piece and are convenient to cat ladder guard ring and are fixedly connected on connecting panel on cat ladder, described connecting panel and cat ladder are bolted to connection, described cat ladder is provided with at least two and is convenient to bolt and wears tapped bore, connect reliable, easy installation and removal, regulates by different frame bodies, and result of use is good.
Preferably; the madial wall of described cat ladder guard ring is fixed with one deck rubber layer; the thickness of described rubber layer is 8 ~ 10mm; when personnel climb up and down as the phenomenon such as slipped out of the hand; can ensure that personnel still stay in guard ring; falling from high altitude accident can not occur, and it is not injured that rubber layer better protects staff.
Preferably, connecting rod described in every root is all arranged along the horizontal center line of frame body, can better preventive reqair, operating personal platform maintenance, slightly stop rest time drop out outside platform.
Preferably, described anti-drop device is the fixture block be fixed on frame body, and described fixture block is provided with opening up circular arc draw-in groove, also anti-drop device can be convenient to for other, block elevator frame by circular arc draw-in groove, ensure that frame body does not come off, improve safety performance.
Preferably, described anti-drop device is four, and four described anti-drop devices are arranged on described frame body symmetrically, and the stationarity of frame body when ensure that at supernumerary segment or fall joint operation, structure is simple.
In sum, advantage of the present invention: the baffle plate be fixed with by horizontal direction in the middle part of frame body is avoided article and falls in frame body, avoid to slip out of the hand when personnel climb up and down by cat ladder guard ring and fall, maintenance, operating personal accidental falling is avoided by the connecting rod that frame body sidewall is fixed with, by anti-drop device avoid frame body supernumerary segment or fall joint operation time frame body come off, make frame body meet GB5144-2006 " tower crane safety procedure " relevant regulatory requirements, improve safety performance during operation.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the invention will be further described:
Fig. 1 is the structural representation of a kind of tower crane tower body joint of the present invention.
Detailed description of the invention
As shown in Figure 1, a kind of tower crane tower body saves, comprise frame body 1, be fixed on the cat ladder 2 in the middle part of frame body 1, horizontal direction in the middle part of described frame body 1 is fixed with one piece of baffle plate 3 that article can be avoided to fall in frame body 1, described cat ladder 2 below baffle plate 3 is fixed with cat ladder guard ring 4, each sidewall of described frame body 1 above baffle plate 3 is all fixed with at least one connecting rod 5, the arbitrary adjacent two side of described frame body 1 is equipped with the anti-drop device 6 that when at least one is avoided frame body 1 at supernumerary segment or falls joint operation, frame body 1 comes off, the cross-sectional plane of described baffle plate 3 is trapezoidal, the dual-side of described baffle plate 3 is separately fixed on the adjacent two side of frame body 1, the thickness of described baffle plate 3 is 80 ~ 100mm, easy installation and removal, actv. avoids article, service kits etc. fall in frame body 1, result of use is good, described baffle plate 3 is provided with tread plate 31, described tread plate 31 is arranged on baffle plate 3 in latticed, actv. ensure that skidproof effect, ensure that staff does not slide on baffle plate 3, safety performance improves, described cat ladder guard ring 4 is circular arc, radius corresponding to described circular arc is 800 ~ 1000mm, central angle corresponding to described circular arc is 260 ~ 280 °, the height of described cat ladder guard ring 4 is 1500 ~ 2000mm, slip out of the hand when falling when well can ensure that operating personnel climbs, operating personnel is in cat ladder guard ring 4, safety performance is good, the two ends of described cat ladder guard ring 4 are equipped with one piece and are convenient to cat ladder guard ring 4 and are fixedly connected on connecting panel on cat ladder 2, described connecting panel and cat ladder 2 are bolted to connection, described cat ladder 2 is provided with at least two and is convenient to bolt and wears tapped bore, connect reliable, easy installation and removal, regulate by different frame bodies 1, result of use is good, the madial wall of described cat ladder guard ring 4 is fixed with one deck rubber layer, the thickness of described rubber layer is 8 ~ 10mm, when personnel climb up and down as the phenomenon such as slipped out of the hand, can ensure that personnel still stay in guard ring, falling from high altitude accident can not be there is, it is not injured that rubber layer better protects staff, connecting rod 5 described in every root is all arranged along the horizontal center line of frame body 1, can better preventive reqair, operating personal overhauls at platform, drop out when slightly stopping rest outside platform, described anti-drop device 6 is for being fixed on the fixture block on frame body 1, described fixture block is provided with opening up circular arc draw-in groove 61, also anti-drop device 6 can be convenient to for other, elevator frame is blocked by circular arc draw-in groove 61, ensure that frame body 1 does not come off, improve safety performance, described anti-drop device 6 is four, four described anti-drop devices 6 are arranged on described frame body 1 symmetrically, the stationarity of frame body 1 when ensure that at supernumerary segment or fall joint operation, structure is simple.
During use, operating personnel carries out up-and-down movement by the cat ladder 2 in frame body 1, when operating personnel climb time slip out of the hand fall time, the cat ladder guard ring 4 be provided with by cat ladder 2 ensure that operating personnel rests in cat ladder guard ring 4, work as article, when service kits etc. fall accidentally, by being arranged on baffle plate 3 that frame body 1 is provided with and connecting rod 5 decreases when maintenance, operating personal drops out in frame body 1, reduce the accident of falling from high altitude, when frame body 1 is at supernumerary segment or when falling joint operation, the circular arc draw-in groove 61 be provided with by anti-drop device 6 limits coming off of frame body 1.
The baffle plate be fixed with by horizontal direction in the middle part of frame body is avoided article and falls in frame body, avoid to slip out of the hand when personnel climb up and down by cat ladder guard ring and fall, maintenance, operating personal accidental falling is avoided by the connecting rod that frame body sidewall is fixed with, by anti-drop device avoid frame body supernumerary segment or fall joint operation time frame body come off, make frame body meet GB5144-2006 " tower crane safety procedure " relevant regulatory requirements, improve safety performance during operation.
Claims (4)
1. a tower crane tower body saves, comprise frame body (1), be fixed on the cat ladder (2) at frame body (1) middle part, it is characterized in that: the horizontal direction at described frame body (1) middle part is fixed with one piece of baffle plate (3) that article can be avoided to fall in frame body (1), the described cat ladder (2) of baffle plate (3) below is fixed with cat ladder guard ring (4), each sidewall of the described frame body (1) of baffle plate (3) top is all fixed with at least one connecting rod (5), the arbitrary adjacent two side of described frame body (1) is equipped with the anti-drop device (6) that when at least one is avoided frame body (1) at supernumerary segment or falls joint operation, frame body (1) comes off, the cross-sectional plane of described baffle plate (3) is trapezoidal, the dual-side of described baffle plate (3) is separately fixed on frame body (1) adjacent two side, the thickness of described baffle plate (3) is 80 ~ 100mm, described baffle plate (3) is provided with tread plate (31), described tread plate (31) is arranged on baffle plate (3) in latticed, described cat ladder guard ring (4) is circular arc, radius corresponding to described circular arc is 800 ~ 1000mm, central angle corresponding to described circular arc is 260 ~ 280 °, the height of described cat ladder guard ring (4) is 1500 ~ 2000mm, the two ends of described cat ladder guard ring (4) are equipped with one piece and are convenient to cat ladder guard ring (4) and are fixedly connected on connecting panel on cat ladder (2), described connecting panel and cat ladder (2) are bolted to connection, described cat ladder (2) is provided with at least two and is convenient to bolt and wears tapped bore, the madial wall of described cat ladder guard ring (4) is fixed with one deck rubber layer, the thickness of described rubber layer is 8 ~ 10mm.
2. a kind of tower crane tower body according to claim 1 saves, and it is characterized in that: described in every root, connecting rod (5) is all arranged along the horizontal center line of frame body (1).
3. a kind of tower crane tower body according to claim 1 saves, it is characterized in that: described anti-drop device (6) is for being fixed on the fixture block on frame body (1), and described fixture block is provided with opening up circular arc draw-in groove (61).
4. a kind of tower crane tower body according to claim 3 saves, it is characterized in that: described anti-drop device (6) is four, four described anti-drop devices (6) are arranged on described frame body (1) symmetrically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310291582.9A CN103342299B (en) | 2013-07-10 | 2013-07-10 | Tower section used for tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310291582.9A CN103342299B (en) | 2013-07-10 | 2013-07-10 | Tower section used for tower crane |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103342299A CN103342299A (en) | 2013-10-09 |
| CN103342299B true CN103342299B (en) | 2015-04-22 |
Family
ID=49277142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310291582.9A Expired - Fee Related CN103342299B (en) | 2013-07-10 | 2013-07-10 | Tower section used for tower crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103342299B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109052196A (en) * | 2018-10-14 | 2018-12-21 | 张家港市天运建筑机械有限公司 | A kind of telescopic lateral protective device for derrick crane |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03124606A (en) * | 1989-10-09 | 1991-05-28 | Daifuku Co Ltd | Safety rail for lift ladder of loading and unloading device in storehouse equipment |
| KR200168769Y1 (en) * | 1997-12-31 | 2000-03-02 | 추호석 | An assembly structure of ladder in a tower crane |
| CN201665487U (en) * | 2009-08-11 | 2010-12-08 | 周明忠 | Standard section for high strength tower crane |
| CN202346648U (en) * | 2011-12-13 | 2012-07-25 | 中联重科股份有限公司 | Integral standard knot |
| CN202611578U (en) * | 2012-04-05 | 2012-12-19 | 中兴通讯股份有限公司 | Iron tower ladder provided with detachable rest platform |
| CN202729650U (en) * | 2012-08-15 | 2013-02-13 | 泰州市腾达建筑工程机械有限公司 | Tower crane jacking device with fall-resistance structure |
| CN202744233U (en) * | 2012-08-23 | 2013-02-20 | 江苏正兴建设机械有限公司 | Crawling ladder installing structure of tower-type crane |
| CN203006797U (en) * | 2012-12-28 | 2013-06-19 | 徐州重型机械有限公司 | Tower crane and crawling ladder thereof |
| CN203333195U (en) * | 2013-07-10 | 2013-12-11 | 嘉兴市华东建设机械有限公司 | Tower body section used for tower crane |
-
2013
- 2013-07-10 CN CN201310291582.9A patent/CN103342299B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN103342299A (en) | 2013-10-09 |
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| PB01 | Publication | ||
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20150422 Termination date: 20180710 |