CN109081249B - Vertical climbing auxiliary safety equipment for tower crane - Google Patents
Vertical climbing auxiliary safety equipment for tower crane Download PDFInfo
- Publication number
- CN109081249B CN109081249B CN201811193211.6A CN201811193211A CN109081249B CN 109081249 B CN109081249 B CN 109081249B CN 201811193211 A CN201811193211 A CN 201811193211A CN 109081249 B CN109081249 B CN 109081249B
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- Prior art keywords
- rods
- gag lever
- lever post
- safety
- outer side
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- 230000009194 climbing Effects 0.000 title claims abstract description 22
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 230000009193 crawling Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/88—Safety gear
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Abstract
The invention relates to the technical field of building machinery safety, in particular to vertical climbing auxiliary safety equipment for a tower crane. According to the vertical climbing auxiliary safety device for the tower crane, the lateral auxiliary frames with the transverse overturning limiting rods are fixed on the two longitudinal rods of the vertical ladder through the bolts, the top telescopic holes with the built-in elastic telescopic front limiting rods are formed in the non-connecting top ends of the transverse overturning limiting rods, the top hooks are welded and fixed at the top ends of the front limiting rods, and the front limiting rods are pulled out and clamped into the longitudinal limiting grooves through the safety of the top hooks, which is matched with the safety of a constructor connected to the lateral auxiliary frames when dangers occur, so that the constructor is prevented from falling down again, and the safety of the climbing device is greatly improved.
Description
Technical Field
The invention relates to the technical field of building machinery safety, in particular to vertical climbing auxiliary safety equipment for a tower crane.
Background
A tower crane (tower crane) is called tower crane for short, and originates from western europe. And the movable arm is arranged on the rotary crane at the upper part of the high-rise tower body. The working space is large, and the device is mainly used for vertical and horizontal conveying of materials and installation of building components in house building construction. The device consists of a metal structure, a working mechanism and an electrical system. The metal structure comprises a tower body, a movable arm, a base and the like. The working mechanism comprises four parts of lifting, amplitude changing, rotation and walking. The electric system comprises a motor, a controller, a power distribution cabinet, a connecting circuit, a signal, a lighting device and the like, a vertical crawling ladder is arranged on the inner side of a tower body for facilitating the upper and lower of an operator, and the vertical crawling ladder on the market at present is simple in structure, insufficient in safety and very limited in protection for constructors in extreme environments.
Disclosure of Invention
The invention aims to solve the technical problems that: in order to solve the problems in the prior art, an improved vertical climbing auxiliary safety device for a tower crane is provided, and the problems that the vertical climbing ladder on the market at present is simple in structure and insufficient in safety and has very limited protection for constructors in extreme environments are solved.
The technical scheme adopted for solving the technical problems is as follows: a perpendicular climbing auxiliary safety device for tower crane, includes the perpendicular ladder that is used for the climbing on hoist body inside wall of bolt fixed mounting, perpendicular ladder constitute by two vertical poles and a plurality of horizontal poles that are located the vertical pole inboard with hoist body inside wall bolt fixed connection, the vertical pole lateral surface on all be provided with the side direction auxiliary frame, side direction auxiliary frame on, the lower extreme all have the crooked connecting rod of vertical pole, side direction auxiliary frame through the linking bridge on upper and lower extreme connecting rod top and vertical pole lateral surface bolt fixed connection, the vertical pole near side on to auxiliary frame lateral surface offer a plurality of outside fixed slots, vertical pole and side direction auxiliary frame between correspond outside fixed slot position and all be provided with horizontal upset gag lever post, horizontal upset gag lever post near outside fixed slot end have the fixed bolster through pivot swing joint, horizontal upset gag lever post insert the outside fixed slot inside and the outside fixed slot looks joint of corresponding position through the fixed bolster, vertical pole, side direction auxiliary frame outer wall on all set up and correspond the position outside fixed slot and be located the fixed bolster on, all set up the internal thread fixed screw thread fixed hole has.
Further, for the convenience of overturning, the upper end of the fixing support is provided with arc-shaped assembly grooves which are used for connecting the transverse overturning limiting rods, and the openings of the outer fixing grooves are respectively arranged.
Further, in order to cooperate to promote the security, the longitudinal limiting groove is all offered to the non-connection top of the horizontal upset gag lever post of longitudinal rod and side direction auxiliary frame medial surface.
Further, in order to further promote the security, horizontal upset gag lever post top seted up the top telescopic hole, the inside grafting of top telescopic hole have leading gag lever post, top surface and leading gag lever post between through compression spring elastic connection in the top telescopic hole, horizontal upset gag lever post upper surface seted up the bar smooth mouth, leading gag lever post upper surface be located the inboard welded fastening of bar smooth mouth and have the bellied top couple that makes progress.
Furthermore, in order to improve the expansion stability, no gap exists between the inner side surface of the top expansion hole and the outer side connecting surface of the front limiting rod.
Further, in order to improve the assembly firmness, a gap is not reserved between the outer fixing groove and the fixing support connecting surface.
The vertical climbing auxiliary safety device for the tower crane has the beneficial effects that the lateral auxiliary frame with the transverse overturning limiting rods is fixed on the two longitudinal rods of the vertical ladder through the bolts, the top telescopic hole of the built-in elastic telescopic front limiting rod is formed in the non-connecting top end of the transverse overturning limiting rods, the top hook is welded and fixed at the top end of the front limiting rod, and the front limiting rod is pulled out and clamped into the longitudinal limiting groove through the safety of the front hook, which is matched with the safety of a constructor connected to the lateral auxiliary frame when danger occurs, so that the constructor is prevented from falling down again, and the safety of the climbing device is greatly improved.
Drawings
The invention will be further described with reference to the drawings and examples.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a partial cross-sectional view of the connecting end of the transverse flip stop lever of the present invention.
In the figure, a longitudinal rod, a transverse rod, a lateral auxiliary frame, a connecting rod, a connecting bracket, an outer fixing groove, a transverse overturning limiting rod, a fixing bracket, a fixing bolt, an arc-shaped assembling groove, a longitudinal limiting groove, a top telescopic hole, a front limiting rod, a compression spring, a strip-shaped sliding opening and a top hook are respectively arranged on the longitudinal rod, the transverse rod, the lateral auxiliary frame, the connecting bracket, the lateral fixing groove, the lateral overturning limiting rod, the fixing bracket, the fixing bolt, the arc-shaped assembling groove, the longitudinal limiting groove, the top telescopic hole, the front limiting rod, the compression spring, the strip-shaped sliding opening and the top hook.
Detailed Description
The invention will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the invention and therefore show only the structures which are relevant to the invention.
The vertical climbing auxiliary safety device for the tower crane is shown in fig. 1 and 2, the vertical ladder comprises a vertical ladder fixedly arranged on the inner side wall of a crane body and used for climbing, the vertical ladder is composed of two vertical rods 1 fixedly connected with the inner side wall of the crane body through bolts and 10 transverse rods 2 positioned on the inner side of the vertical rods 1, lateral auxiliary frames 3 are arranged on the outer side face of the vertical rods 1, connecting rods 4 bent towards the vertical rods 1 are arranged on the upper ends and the lower ends of the lateral auxiliary frames 3, the lateral auxiliary frames 3 are fixedly connected with the outer side face of the vertical rods 1 through connecting supports 5 on the top ends of connecting rods at the upper ends and the lower ends, 2 outer side fixing grooves 6 are formed in the outer side face of the vertical rods 1 in a near side manner, transverse overturning limiting rods 8 are respectively arranged at positions corresponding to the outer side fixing grooves 6, fixing supports 9 are movably connected to the ends of the transverse overturning limiting rods 8 through rotating shafts in the inner side fixing grooves 6 at the corresponding positions and the outer side fixing grooves 6 in a clamping manner, the outer side fixing grooves 1 and the lateral auxiliary frames 3 are respectively provided with inner fixing holes which are in threaded connection with the inner fixing holes 10 in the inner side fixing grooves and the inner side fixing holes.
Further, for the convenience of overturning, the openings of the fixing support 9 at the outer fixing groove 6 are respectively provided with an arc-shaped assembly groove 11 for connecting the transverse overturning limiting rod 8, further, for the purpose of matching and lifting safety, the non-connecting top ends of the transverse overturning limiting rods 8 corresponding to the inner sides of the longitudinal rods 1 and the lateral auxiliary frames 3 are respectively provided with a longitudinal limiting groove 12, further, for the purpose of further lifting safety, the top ends of the transverse overturning limiting rods 8 are respectively provided with a top telescopic hole 13, the inside of the top telescopic holes 13 is inserted with a front limiting rod 14, the inner top surfaces of the top telescopic holes 13 are elastically connected with the front limiting rods 14 through compression springs 15, the upper surfaces of the transverse overturning limiting rods 8 are respectively provided with a strip-shaped sliding opening 16, the upper surfaces of the front limiting rods 14 are positioned at the inner sides of the strip-shaped sliding openings 16 and fixedly welded with top hooks 17 protruding upwards, further, for the purpose of lifting the telescopic stability, the vertical climbing auxiliary safety device for the tower crane has the advantages that no gap exists between the inner side surface of the top telescopic hole 13 and the outer side connecting surface of the front limiting rod 14, and further, no gap exists between the outer side fixing groove 6 and the connecting surface of the fixing support 9 in order to improve the assembly firmness, the lateral auxiliary frame 3 with the transverse overturning limiting rod 8 inside is fixed on the two longitudinal rods 1 of the vertical ladder through bolts, the top telescopic hole 13 with the built-in elastic telescopic front limiting rod 14 is arranged at the non-connecting top end of the transverse overturning limiting rod 8, the top hook 17 is welded and fixed at the top end of the front limiting rod 14, the front limiting rod 14 is pulled out and clamped into the inside of the longitudinal limiting groove 12 through the safety of the top hook 17, which is matched with the safety of a constructor connected to the lateral auxiliary frame 3 when danger occurs, so that the constructor is prevented from falling down again, the safety of climbing equipment is greatly improved.
Working principle: the constructor wears the safety rope on one's body in advance, then the couple on safety rope top overlaps on lateral auxiliary frame 3, the couple on safety rope top is had elasticity limit piece, when people are climbing, the couple can not touch on top couple 17, therefore also can not pull out leading gag lever post 14, and horizontal upset gag lever post 8 can overturn from top to bottom, consequently, do not influence people's upper and lower, only need stir couple down or the horizontal upset gag lever post of upset down when touching down climbing in-process, alright safety rope and top couple 17, in case the danger takes place, couple on the safety rope can the quick contact horizontal upset gag lever post, couple on the safety rope becomes to contact top couple 17 this moment, control top couple outside and remove, drive leading gag lever post 14 and pull out, then block into inside the vertical spacing groove 12, thereby inject the safety rope position, avoid further whereabouts, promote the security greatly.
With the above-described preferred embodiments according to the present invention as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present invention. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.
Claims (3)
1. A perpendicular climbing auxiliary safety equipment for tower crane, including being used for the perpendicular ladder of climbing on hoist body inside wall through bolt fixed mounting, characterized by: the vertical ladder consists of two longitudinal rods (1) fixedly connected with the inner side wall of a crane body through bolts and a plurality of transverse rods (2) positioned on the inner side of the longitudinal rods (1), lateral auxiliary frames (3) are arranged on the outer side surfaces of the longitudinal rods (1), connecting rods (4) bent towards the longitudinal rods (1) are arranged at the upper end and the lower end of each lateral auxiliary frame (3), the lateral auxiliary frames (3) are fixedly connected with the outer side surfaces of the longitudinal rods (1) through connecting supports (5) at the top ends of the connecting rods at the upper end and the lower end through bolts, a plurality of outer side fixing grooves (6) are formed in the outer side surfaces of the longitudinal rods (1) close to the auxiliary frames (3), transverse overturning limiting rods (8) are arranged at positions corresponding to the outer side fixing grooves (6) between the longitudinal rods (1) and the lateral auxiliary frames (3), fixing supports (9) are movably connected to the ends of the adjacent outer side fixing grooves (6) through rotating shafts, the transverse overturning limiting rods (8) are inserted into the fixing supports (9) to be fixedly connected with the inner side fixing grooves (6) corresponding to the inner side fixing grooves (6) of the inner side surfaces of the inner side of the crane body, the inner side fixing frames (6) are correspondingly provided with the inner side fixing grooves (6) corresponding to the inner side fixing grooves (6), internal thread fixed orifices inside threaded connection have fixing bolt (10), fixed bolster (9) upper end be located inside and outside fixed slot open position all offer arc assembly groove (11) that are used for connecting horizontal upset gag lever post (8), longitudinal rod (1) and side direction auxiliary frame (3) medial surface correspond horizontal upset gag lever post (8) non-connection top all offered and indulge put gag lever post (12), horizontal upset gag lever post (8) top seted up top telescopic hole (13), top telescopic hole (13) inside peg graft have leading gag lever post (14), top telescopic hole (13) interior top surface and leading gag lever post (14) between through compression spring (15) elastic connection, horizontal upset gag lever post (8) upper surface set up bar smooth mouth (16), leading gag lever post (14) upper surface be located bar smooth mouth (16) inboard welded fastening and have protruding top couple (17) upwards.
2. The vertical climbing assistance safety device for a tower crane according to claim 1, wherein: and a gap is not reserved between the inner side surface of the top telescopic hole (13) and the outer side connecting surface of the front limiting rod (14).
3. The vertical climbing assistance safety device for a tower crane according to claim 1, wherein: and a gap is not reserved between the connecting surface of the outer fixing groove (6) and the fixing support (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811193211.6A CN109081249B (en) | 2018-10-14 | 2018-10-14 | Vertical climbing auxiliary safety equipment for tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811193211.6A CN109081249B (en) | 2018-10-14 | 2018-10-14 | Vertical climbing auxiliary safety equipment for tower crane |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109081249A CN109081249A (en) | 2018-12-25 |
| CN109081249B true CN109081249B (en) | 2024-01-19 |
Family
ID=64843680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811193211.6A Active CN109081249B (en) | 2018-10-14 | 2018-10-14 | Vertical climbing auxiliary safety equipment for tower crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109081249B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002038504A (en) * | 2000-07-24 | 2002-02-06 | Asahi Tec Corp | Fall-preventive auxiliary ladder for manhole |
| CN201545641U (en) * | 2009-11-12 | 2010-08-11 | 胡建锋 | Safety protective pull rod for inner climbing crane |
| CN206219081U (en) * | 2016-11-28 | 2017-06-06 | 徐州建机工程机械有限公司 | A kind of hanging type fast-assembling cat ladder structure |
| CN206266121U (en) * | 2016-12-21 | 2017-06-20 | 袁吉 | A kind of new tower crane |
| CN207524863U (en) * | 2017-11-09 | 2018-06-22 | 浙江恒盛建设集团有限公司 | A kind of inner climbing crane tower |
| CN207673267U (en) * | 2017-12-16 | 2018-07-31 | 降林风 | A kind of safe climbing device of power construction |
-
2018
- 2018-10-14 CN CN201811193211.6A patent/CN109081249B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002038504A (en) * | 2000-07-24 | 2002-02-06 | Asahi Tec Corp | Fall-preventive auxiliary ladder for manhole |
| CN201545641U (en) * | 2009-11-12 | 2010-08-11 | 胡建锋 | Safety protective pull rod for inner climbing crane |
| CN206219081U (en) * | 2016-11-28 | 2017-06-06 | 徐州建机工程机械有限公司 | A kind of hanging type fast-assembling cat ladder structure |
| CN206266121U (en) * | 2016-12-21 | 2017-06-20 | 袁吉 | A kind of new tower crane |
| CN207524863U (en) * | 2017-11-09 | 2018-06-22 | 浙江恒盛建设集团有限公司 | A kind of inner climbing crane tower |
| CN207673267U (en) * | 2017-12-16 | 2018-07-31 | 降林风 | A kind of safe climbing device of power construction |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109081249A (en) | 2018-12-25 |
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