CN103342299A - Tower section used for tower crane - Google Patents
Tower section used for tower crane Download PDFInfo
- Publication number
- CN103342299A CN103342299A CN2013102915829A CN201310291582A CN103342299A CN 103342299 A CN103342299 A CN 103342299A CN 2013102915829 A CN2013102915829 A CN 2013102915829A CN 201310291582 A CN201310291582 A CN 201310291582A CN 103342299 A CN103342299 A CN 103342299A
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- frame body
- tower
- cat ladder
- baffle plate
- saves
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- Control And Safety Of Cranes (AREA)
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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 saves with body of the tower.
Background technology
The cat ladder that is provided with in the frame body of existing tower crane with the body of the tower joint moves up and down for the staff, be provided with half space (being formed by steel fabric sheet, angle steel) in the frame body, fail to slip out of the hand in the time of to cause personnel to climb up and down and fall in strict accordance with GB5144-2006 " tower crane safety procedure " requirement; Maintenance, operating personal are at half space place accidental falling; Article, instrument etc. fall at the frame body place; Jacking crossbeam potential safety hazard such as come off during jacking.
Summary of the invention
The technical problem to be solved in the present invention is that existing tower crane exists potential safety hazard with the body of the tower joint, thereby provides a kind of tower crane to save with body of the tower.
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 saves with body of the tower, comprise frame body, be fixed on the cat ladder at frame body middle part, the baffle plate that can avoid article to fall in the frame body is fixedly arranged on the horizontal direction at described frame body middle part, on the described cat ladder of baffle plate below the cat ladder guard ring is arranged fixedly, on each sidewall of the described frame body of baffle plate top at least one connecting rod arranged fixedly all, be equipped with at least one on the arbitrary adjacent two side of described frame body and avoid frame body at supernumerary segment or fall the anti-drop device that frame body comes off when saving operation.
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. have avoided article, service kit etc. to fall in frame body, and result of use is good.
Preferably, described baffle plate is provided with tread plate, and described tread plate is latticed and is arranged on the baffle plate, and actv. has guaranteed skidproof effect, guarantees that the staff does not slide on baffle plate, and safety performance improves.
Preferably, described cat ladder guard ring is circular arc, the corresponding radius of described circular arc is 800～1000mm, the corresponding central angle of described circular arc is 260～280 °, the height of described cat ladder guard ring is 1500～2000mm, can well guarantee to slip out of the hand when the operating personnel climbs when falling, the operating personnel is in the cat ladder guard ring, and safety performance is good.
Preferably, the two ends of described cat ladder guard ring are equipped with one and are convenient to the cat ladder guard ring and are fixedly connected on connecting panel on the 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 can be regulated by different frame bodies, and result of use is good.
Preferably; one deck rubber layer is fixedly arranged on the madial wall of described cat ladder guard ring; the thickness of described rubber layer is 8～10mm; when personnel climb up and down as phenomenon such as slipping out of the hand; the personnel that can guarantee still stay in the guard ring; the high-altitude falling accident can not take place, the rubber layer better protection staff not injured.
Preferably, every described connecting rod is all along the horizontal center line setting of frame body, can better preventive reqair, operating personal in the platform maintenance, drop out the platform outside when stopping rest slightly.
Preferably, described anti-drop device is the fixture block that is fixed on the frame body, and described fixture block is provided with opening circular arc draw-in groove up, also can be convenient to anti-drop device for other, block the elevator frame by the circular arc draw-in groove, guaranteed that frame body does not come off, and has improved safety performance.
Preferably, described anti-drop device is four, and four described anti-drop devices are arranged on the described frame body symmetrically, has guaranteed at supernumerary segment or falls the stationarity of joint frame body during operation, and is simple in structure.
In sum, advantage of the present invention: avoided article in frame body, to fall by the baffle plate that frame body middle part horizontal direction fixedly has, slip out of the hand when having avoided personnel to climb up and down by the cat ladder guard ring and fall, maintenance, operating personal accidental falling have been avoided by the connecting rod that fixedly has on the frame body sidewall, frame body comes off when having avoided frame body at supernumerary segment or having fallen the joint operation by anti-drop device, make frame body meet GB5144-2006 " tower crane safety procedure " relevant regulations requirement, the safety performance when having improved operation.
Description of drawings
The invention will be further described below in conjunction with accompanying drawing:
Fig. 1 is the structural representation of a kind of tower crane of the present invention with the body of the tower joint.
The specific embodiment
As shown in Figure 1; a kind of tower crane saves with body of the tower; comprise frame body 1; be fixed on the cat ladder 2 at frame body 1 middle part; the baffle plate 3 that can avoid article to fall in the frame body 1 is fixedly arranged on the horizontal direction at described frame body 1 middle part; on the described cat ladder 2 of baffle plate 3 belows cat ladder guard ring 4 is arranged fixedly; at least one connecting rod 5 all fixedly arranged on each sidewall of the described frame body 1 of baffle plate 3 tops; being equipped with at least one on the arbitrary adjacent two side of described frame body 1 avoids frame body 1 at supernumerary segment or falls the anti-drop device 6 that frame body 1 comes off when saving operation; the cross-sectional plane of described baffle plate 3 is trapezoidal; the dual-side of described baffle plate 3 is separately fixed on the frame body 1 adjacent two side; the thickness of described baffle plate 3 is 80～100mm; easy installation and removal; actv. has been avoided 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 latticed and is arranged on the baffle plate 3; actv. has guaranteed skidproof effect; guarantee that the staff does not slide on baffle plate 3; safety performance improves; described cat ladder guard ring 4 is circular arc; the corresponding radius of described circular arc is 800～1000mm; the corresponding central angle of described circular arc is 260～280 °; the height of described cat ladder guard ring 4 is 1500～2000mm; can well guarantee to slip out of the hand when falling when the operating personnel climbs; the 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 and are convenient to cat ladder guard ring 4 and are fixedly connected on connecting panel on the 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; can regulate by different frame body 1; result of use is good; one deck rubber layer is fixedly arranged on the madial wall of described cat ladder guard ring 4; the thickness of described rubber layer is 8～10mm; when personnel climb up and down as phenomenon such as slipping out of the hand; the personnel that can guarantee still stay in the guard ring; the high-altitude falling accident can not take place; the rubber layer better protection staff not injured; every described connecting rod 5 is all along the horizontal center line setting of frame body 1; can better preventive reqair; operating personal overhauls at platform; drop out the platform outside when stopping rest slightly; described anti-drop device 6 is for being fixed on the fixture block on the frame body 1; described fixture block is provided with opening circular arc draw-in groove 61 up; also can be convenient to anti-drop device 6 for other; block the elevator frame by circular arc draw-in groove 61; guaranteed that frame body 1 does not come off; improved safety performance; described anti-drop device 6 is four; four described anti-drop devices 6 are arranged on the described frame body 1 symmetrically; guaranteed at supernumerary segment or fallen the stationarity of joint frame body 1 during operation, simple in structure.
During use, the operating personnel carries out up-and-down movement by the cat ladder 2 in the frame body 1, when the operation personnel time slip out of the hand when falling in climbing, the cat ladder guard ring 4 that is provided with by cat ladder 2 has guaranteed that the operating personnel rests in the cat ladder guard ring 4, work as article, when service kits etc. fall accidentally, reduced when maintenance by being arranged on baffle plate 3 and the connecting rod 5 that frame body 1 is provided with, operating personal drops out in the frame body 1, reduced the accident of falling in the high-altitude, when frame body 1 at supernumerary segment or fall joint during operation, the circular arc draw-in groove 61 that is provided with by anti-drop device 6 has limited coming off of frame body 1.
Avoided article in frame body, to fall by the baffle plate that frame body middle part horizontal direction fixedly has, slip out of the hand when having avoided personnel to climb up and down by the cat ladder guard ring and fall, maintenance, operating personal accidental falling have been avoided by the connecting rod that fixedly has on the frame body sidewall, frame body comes off when having avoided frame body at supernumerary segment or having fallen the joint operation by anti-drop device, make frame body meet GB5144-2006 " tower crane safety procedure " relevant regulations requirement, the safety performance when having improved operation.
Claims (9)
1. a tower crane saves with body of the tower, comprise frame body (1), be fixed on the cat ladder (2) at frame body (1) middle part, it is characterized in that: the baffle plate (3) that can avoid article to fall in the frame body (1) is fixedly arranged on the horizontal direction at described frame body (1) middle part, the described cat ladder (2) of baffle plate (3) below is gone up fixedly cat ladder guard ring (4), on each sidewall of the described frame body (1) of baffle plate (3) top at least one connecting rod (5) arranged fixedly all, be equipped with at least one on the arbitrary adjacent two side of described frame body (1) and avoid frame body (1) at supernumerary segment or fall the anti-drop device (6) that frame body (1) comes off when saving operation.
2. a kind of tower crane according to claim 1 saves with body of the tower, it is characterized in that: 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), and the thickness of described baffle plate (3) is 80～100mm.
3. a kind of tower crane according to claim 2 saves with body of the tower, it is characterized in that: described baffle plate (3) is provided with tread plate (31), and described tread plate (31) is latticed and is arranged on the baffle plate (3).
4. a kind of tower crane according to claim 1 saves with body of the tower, it is characterized in that: described cat ladder guard ring (4) is circular arc, the corresponding radius of described circular arc is 800～1000mm, the corresponding central angle of described circular arc is 260～280 °, and the height of described cat ladder guard ring (4) is 1500～2000mm.
5. a kind of tower crane according to claim 4 saves with body of the tower, it is characterized in that: the two ends of described cat ladder guard ring (4) are equipped with one and are convenient to cat ladder guard ring (4) and are fixedly connected on connecting panel on the cat ladder (2), described connecting panel and cat ladder (2) are bolted to connection, and described cat ladder (2) is provided with at least two and is convenient to bolt and wears tapped bore.
6. a kind of tower crane according to claim 5 saves with body of the tower, it is characterized in that: on the madial wall of described cat ladder guard ring (4) one deck rubber layer is arranged fixedly, the thickness of described rubber layer is 8～10mm.
7. a kind of tower crane according to claim 1 saves with body of the tower, it is characterized in that: every described connecting rod (5) is all along the horizontal center line setting of frame body (1).
8. a kind of tower crane according to claim 1 saves with body of the tower, it is characterized in that: described anti-drop device (6) is for being fixed on the fixture block on the frame body (1), and described fixture block is provided with opening circular arc draw-in groove (61) up.
9. a kind of tower crane according to claim 8 saves with body of the tower, it is characterized in that: described anti-drop device (6) is four, and four described anti-drop devices (6) are arranged on the 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 true CN103342299A (en) | 2013-10-09 |
| CN103342299B CN103342299B (en) | 2015-04-22 |
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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 |
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| Country | Link |
|---|---|
| CN (1) | CN103342299B (en) |
Cited By (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 |
Citations (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
Patent Citations (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 |
Non-Patent Citations (1)
| Title |
|---|
| 刘佩衡: "《塔式起重机使用手册》", 31 October 2002, 《机械工业出版社》 * |
Cited By (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 |
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| Publication number | Publication date |
|---|---|
| CN103342299B (en) | 2015-04-22 |
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Granted publication date: 20150422 Termination date: 20180710 |
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| CF01 | Termination of patent right due to non-payment of annual fee |