CN116853969A - Tower crane convenient to climb - Google Patents
Tower crane convenient to climb Download PDFInfo
- Publication number
- CN116853969A CN116853969A CN202310980051.4A CN202310980051A CN116853969A CN 116853969 A CN116853969 A CN 116853969A CN 202310980051 A CN202310980051 A CN 202310980051A CN 116853969 A CN116853969 A CN 116853969A
- Authority
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- China
- Prior art keywords
- fixedly connected
- tower
- steel
- tower crane
- operator
- 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.)
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 52
- 239000010959 steel Substances 0.000 claims abstract description 52
- 230000008093 supporting effect Effects 0.000 claims abstract description 24
- 230000004224 protection Effects 0.000 claims abstract description 15
- 230000000694 effects Effects 0.000 claims description 16
- 230000009194 climbing Effects 0.000 claims description 14
- 230000003028 elevating effect Effects 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 6
- 230000001012 protector Effects 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000009471 action Effects 0.000 abstract description 5
- 230000006378 damage Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 5
- 238000000926 separation method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000009193 crawling Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000003116 impacting effect Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 241000282326 Felis catus Species 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000011435 rock Substances 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
- B66C23/62—Constructional features or details
-
- 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
- B66C23/18—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 specially adapted for use in particular purposes
- B66C23/26—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 specially adapted for use in particular purposes for use on building sites; constructed, e.g. with separable parts, to facilitate rapid assembly or dismantling, for operation at successively higher levels, for transport by road or rail
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Transportation (AREA)
- Jib Cranes (AREA)
Abstract
The application discloses a tower crane convenient to climb, which comprises a tower body, wherein a movable arm is fixedly arranged at the top of the tower body, a lifting table is movably arranged in the tower body, a supporting component is rotatably arranged at the top end in the tower body, a steel rope is movably sleeved on the outer surface of the supporting component, steel chains are movably sleeved on the outer surfaces of two ends of the supporting component, a protecting device is fixedly connected with one end of each steel chain, the protecting device and the lifting table are synchronously lifted or lowered, so that an operator is lifted in the tower, the operator can conveniently climb the tower crane, the time and the labor are saved, the working efficiency of the operator is improved, the operator is prevented from being separated from the lifting table through locking the steel chains and the action of a spring buckle, the operator is prevented from being separated from the lifting table to collide the side edge of the tower body, and other injuries and multiple protections are caused, and meanwhile, the winch drives the operator to lift, so that the safety performance of the device is improved.
Description
Technical Field
The application relates to the technical field of tower cranes, in particular to a tower crane convenient to climb.
Background
The tower crane is also called tower crane or tower crane, originates from western europe, the swing arm is installed at the rotatory crane of towering tower body upper portion, and the working space is big, and the perpendicular and horizontal transport of material and the installation of building component in the mainly used house construction are the hoisting equipment that is most commonly used on the building site, and tower crane operative employee need climb the tower crane operation from ground generally, and in the in-process of climbing, need tower crane operative employee climb very high operating room through the cat ladder, and is not only comparatively dangerous, and in the in-process of climbing, has expended operative employee's physical power to reduce operative employee's work efficiency.
In order to solve the problems, patent publication number CN111056447a, a tower crane climbing system comprises a tower body, wherein the tower body is sequentially connected in the vertical direction by using standard knots, a ladder stand arranged in the vertical direction is arranged on the tower body, a jacking mechanism is arranged at the upper end of the tower body, a fixed shaft is detachably connected above the tower body, a steel wire rope is sleeved on the fixed shaft, one end of the steel wire rope is connected with a weight box, the other end of the steel wire rope is connected with a brace rope, and one end of the steel wire rope close to the brace rope is connected with a hook; the tower body is detachably connected with a guide mechanism for guiding the weight box to move vertically.
When the device is used, the safety rope can climb easily and freely under the action of gravity of the balancing weight at the other end of the safety rope, but the speed is lower by manual climbing, so that the working efficiency of operators is affected, in the climbing process, the operators are assisted to climb upwards or downwards through the weight boxes, the weight requirements of the operators are required to be corresponding to the weight boxes, and when operators with different weights climb, the weight boxes are required to be adjusted, so that the safety rope is not convenient enough to use, and when the weight boxes descend out of control, the operators are easy to generate danger, and the safety is lower.
Accordingly, the inventor has the problem of keeping the experience of the design development and the actual manufacturing in the related industry for many years, researching and improving the existing structure and the defects, and providing the tower crane convenient to climb so as to achieve the supporting effect through the supporting component, and the protecting device and the lifting table synchronously ascend or descend, so that an operator can ascend and descend in the tower, the operator can climb the tower crane conveniently, the time and the labor are saved, and the working efficiency of the operator is improved; through the action of the spring buckle, the separation of an operator and the lifting table is prevented, the separation of the operator and the lifting table is prevented, the operator is prevented from impacting the side edge of the tower body, further damage and multiple protection are caused, and meanwhile, the winch drives the operator to lift, so that the safety performance of the device is improved; the towers are assembled, the towers can be installed only by corresponding the positions of the fixed rails, welding and assembling are not needed independently, or a longer crawling ladder is built, so that the structure is simple, the assembly is convenient and fast, and the performance of the tower crane is improved.
Disclosure of Invention
In order to overcome the defects in the prior art, the embodiment of the application provides the tower crane convenient to climb, and the protecting device and the lifting table synchronously ascend or descend under the supporting action of the supporting component, so that an operator is lifted in the tower, the operator can climb the tower crane conveniently, the time and the labor are saved, and the working efficiency of the operator is improved; through the action of the spring buckle, the separation of an operator and the lifting table is prevented, the separation of the operator and the lifting table is prevented, the operator is prevented from impacting the side edge of the tower body, further damage and multiple protection are caused, and meanwhile, the winch drives the operator to lift, so that the safety performance of the device is improved; the towers are assembled, the towers can be installed only by corresponding the positions of the fixed rails, welding and assembling are not needed independently, or a longer crawling ladder is built, the structure is simple, the assembly is convenient, the performance of the tower crane is improved, and the problems in the prior art are solved.
In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides a tower crane convenient to climbing, includes the body of a tower, the top fixed mounting of body of a tower has the movable arm, the inside movable mounting of body of a tower has the elevating platform, the inside top of body of a tower is rotated and is installed supporting component, the surface activity of supporting component has cup jointed the steel cable, the surface activity at supporting component both ends has cup jointed the steel link, the one end fixedly connected with protector of steel link, the top at the elevating platform is connected to the one end of steel cable, the one end fixedly connected with hoist engine of body of a tower bottom, the other one end and the hoist engine winding of steel cable and steel link are connected.
In a preferred embodiment, the tower body comprises a plurality of pylon, the equal fixed mounting in both ends of pylon inside has fixed rail, fixed rail's inside is seted up flutedly, the elevating platform includes the net rack platform, the upper and lower end of net rack platform both sides is all rotated and is installed the gyro wheel, the top fixedly connected with go-between of net rack platform, the equal fixed mounting in both ends of net rack platform side has the guard plate, the lower extreme fixedly connected with rail guard of net rack platform side, the side fixedly connected with seat of rail guard.
In a preferred embodiment, the rollers are mounted on the side edges of the fixed track in a rolling manner, and the outer surface of the connecting ring is fixedly connected with the other end of the steel rope.
In a preferred embodiment, the protection device comprises a waist fixing belt, an upper body fixing belt is fixedly connected to the top of the waist fixing belt, connecting hanging rings are fixedly connected to the two ends of the top of the upper body fixing belt, a spring buckle is fixedly connected to one end of the bottom of the waist fixing belt, the outer surface of the connecting hanging rings is fixedly connected with one end of a steel chain, and the spring buckle is clamped on the side edge of the guard rail.
In a preferred embodiment, the support assembly comprises a support frame, the support frame is fixedly mounted at the top of the tower body, a fixed shaft is fixedly mounted in the support frame, a rotating shaft is movably sleeved on the outer surface of the fixed shaft, ratchet wheels are fixedly connected to the two ends of the rotating shaft, teeth of the ratchet wheels are arc-shaped, the teeth of the ratchet wheels are opposite in direction, a support sleeve shaft is movably sleeved on the outer surface of the rotating shaft, and an anti-falling assembly is fixedly connected to the bottom of the support frame.
In a preferred embodiment, the anti-falling assembly comprises a bottom plate, an electric telescopic rod is fixedly arranged at the top of the bottom plate, a movable hole is formed in the top of the electric telescopic rod, a clamping spring is fixedly connected to the inner bottom of the movable hole, a clamping frame is fixedly connected to the top of the clamping spring, the clamping frame is movably sleeved in the movable hole, limiting frames are fixedly arranged at two ends of the bottom of the clamping frame, the limiting frames are movably sleeved in the bottom plate, and clamping rollers are rotatably arranged in the clamping frame.
In a preferred embodiment, the bottom plate is fixedly arranged on the side edge of the bottom of the support frame, and the clamping roller is clamped and arranged in the ratchet wheel.
In a preferred embodiment, the middle part of the steel rope is movably sleeved on the outer surface of the supporting sleeve shaft, the outer surfaces of the two ends of the rotating shaft are fixedly connected with fixed gears, holes are formed in the steel chain, and the holes are movably sleeved on the outer surfaces of the fixed gears.
The application has the technical effects and advantages that:
1. according to the application, the lifting table is arranged, the protective rail and the protective plate are used for protecting operators, in addition, the protective plate can be used for transporting small articles, then, the winch is started, the steel rope and the steel chain are wound or unwound by the winch, and the protective device and the lifting table are synchronously lifted or lowered under the supporting action of the supporting component, so that the operators are lifted and lowered in the tower, the operators can climb the tower crane conveniently, the time and the labor are saved, and the working efficiency of the operators is improved.
2. According to the application, the winch is arranged to drive the steel rope and the steel chain to wind or unwind, the electric telescopic rod is started to drive the clamping roller in the clamping frame to enter the side edge of the ratchet wheel, as the teeth of the ratchet wheel are curved arc-shaped, when a danger occurs, an operator falls down, and when the fixed gear is pulled by the steel chain to rotate anticlockwise, the teeth on the periphery of the ratchet wheel are clamped by the clamping roller, at the moment, the fixed gear stops rotating to lock the steel chain, in addition, the operator is prevented from being separated from the lifting table through the action of the spring buckle, the operator is prevented from being separated from the lifting table, the side edge of the tower body is impacted, and other injuries and multiple protections are caused, and meanwhile, the winch is used to drive the operator to lift, so that the safety performance of the device is improved.
3. According to the application, the fixed rails are arranged in the towers, so that in the whole assembly process, the towers are assembled only through the existing mode, the towers can be assembled only through corresponding positions of the fixed rails, welding and assembling are not required, or a longer ladder stand is built, the structure is simple, the assembly is convenient, meanwhile, the stability of the towers is improved through the fixed rails, and the performance of the tower crane is improved.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present application.
Fig. 2 is a schematic diagram of a tower structure according to the present application.
Fig. 3 is a schematic view of a lifting platform according to the present application.
Fig. 4 is a schematic diagram of the overall assembly structure of the present application.
Fig. 5 is a schematic structural view of the protection device of the present application.
Fig. 6 is a schematic view of a support assembly according to the present application.
Fig. 7 is a schematic structural view of the fall arrest assembly of the present application.
Fig. 8 is a schematic view of an assembled structure of a steel chain and a fixed gear of the present application.
The reference numerals are: 1. a tower body; 2. a lifting table; 3. a movable arm; 4. a support assembly; 5. a steel rope; 6. a steel chain; 7. a protective device; 8. a hoist; 11. a tower; 12. a fixed rail; 21. a net stand; 22. a roller; 23. a connecting ring; 24. a protection plate; 25. a guard rail; 26. a seat; 41. a support frame; 42. a fixed shaft; 43. a rotating shaft; 44. a ratchet wheel; 45. supporting the sleeve shaft; 46. an anti-falling assembly; 461. a bottom plate; 462. an electric telescopic rod; 463. a movable hole; 464. a clamping spring; 465. a clamping frame; 466. a clamping roller; 467. a limiting frame; 47. a fixed gear; 71. a waist fixing belt; 72. an upper body fixing band; 73. the connecting hanging ring; 74. and a spring buckle.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
The utility model provides a tower crane convenient to climbing as shown in fig. 1-7, including tower body 1, the top fixed mounting of tower body 1 has movable arm 3, the inside movable mounting of tower body 1 has elevating platform 2, the inside top of tower body 1 rotates and installs supporting component 4, the surface activity of supporting component 4 has cup jointed cable 5, the surface activity at supporting component 4 both ends has cup jointed steel chain 6, the one end fixedly connected with protector 7 of steel chain 6, the top at elevating platform 2 is connected to one end of cable 5, the one end fixedly connected with hoist engine 8 of tower body 1 bottom, the other one end and the hoist engine 8 winding of cable 5 and steel chain 6 are connected.
Wherein, the body of a tower 1 comprises a plurality of pylon 11, the inside both ends of pylon 11 are all fixed mounting has fixed rail 12, fixed rail 12's inside is seted up flutedly, elevating platform 2 includes network frame 21, the upper and lower end of network frame 21 both sides is all rotated and is installed gyro wheel 22, the top fixedly connected with go-between 23 of network frame 21, the both ends of network frame 21 side all fixed mounting have guard plate 24, the lower extreme fixedly connected with rail guard 25 of network frame 21 side, the side fixedly connected with seat 26 of rail guard 25, set up the gyro wheel 22 at both ends, make it move at fixed rail 12's side edge, it is spacing to network frame 21's whole, avoid network frame 21 to rock when being in the high altitude, simultaneously, through the effect of gyro wheel 22, supplementary network frame 21 goes up and down, avoid network frame 21 and pylon 11 to produce friction, thereby influence network frame 21's life.
The roller 22 is mounted on the side edge of the fixed rail 12 in a rolling way, and the outer surface of the connecting ring 23 is fixedly connected with the other end of the steel rope 5.
Wherein, protector 7 includes waist fixed band 71, and the top fixedly connected with upper body fixed band 72 of waist fixed band 71, the equal fixedly connected with in both ends at upper body fixed band 72 top connect rings 73, and the one end fixedly connected with spring buckle 74 of waist fixed band 71 bottom, the surface of connecting rings 73 carries out fixed connection with the one end of steel link 6, and spring buckle 74 joint is at the side of rail guard 25.
Wherein, supporting component 4 includes support frame 41, support frame 41 fixed mounting is at the top of body of the tower 1, the inside fixed mounting of support frame 41 has fixed axle 42, the surface activity of fixed axle 42 has cup jointed axis of rotation 43, the equal fixedly connected with ratchet 44 in both ends of axis of rotation 43, the tooth of ratchet 44 is the arc design, the tooth of both ends ratchet 44 is opposite, the surface activity of axis of rotation 43 has cup jointed support sleeve shaft 45, the bottom fixedly connected with anti-falling subassembly 46 of support frame 41.
Wherein, the anti-falling assembly 46 includes bottom plate 461, electric telescopic rod 462 is fixed mounting at the top of bottom plate 461, movable hole 463 has been seted up at the top of electric telescopic rod 462, the interior bottom fixedly connected with joint spring 464 of movable hole 463, the top fixedly connected with joint frame 465 of joint spring 464, joint frame 465 activity cup joints in the inside of movable hole 463, the equal fixed mounting in both ends of joint frame 465 bottom has spacing 467, spacing 467 activity cup joints in the inside of bottom plate 461, the inside rotation of joint frame 465 installs joint roller 466.
Wherein, bottom plate 461 is fixedly installed at the side of support frame 41 bottom, and the joint roller 466 joint is installed in ratchet 44's inside.
Wherein, the middle part of the steel rope 5 is movably sleeved on the outer surface of the supporting sleeve shaft 45, the outer surfaces of the two ends of the rotating shaft 43 are fixedly connected with fixed gears 47, the inside of the steel chain 6 is provided with holes, and the holes are movably sleeved on the outer surfaces of the fixed gears 47.
The working principle of the application is as follows: when an operator needs to climb the tower crane, the operator wears the waist fixing belt 71 and the upper body fixing belt 72, then enters the protection plate 24 and sits in the seat 26, the operator can hold the net rack table 21 by hand, the protection plate 25 and the protection plate 24 are used for protecting the operator, in addition, small parts of articles can be transported by the protection plate 24, then the winch 8 is started, the winch 8 can wind or unwind the steel ropes 5 and the steel chains 6 at the same time, and the protection device 7 and the lifting table 2 synchronously ascend or descend under the supporting action of the supporting component 4, so that the operator can ascend and descend in the tower 11, and the operator can climb the tower crane conveniently;
when an operator climbs the tower crane upwards, the steel rope 5 and the steel chain 6 are driven to be wound through the winding machine 8, the supporting sleeve shaft 45 and the connecting hanging ring 73 are enabled to synchronously rotate clockwise, the fixed gear 47 drives the steel chain 6 to rotate clockwise, at the moment, the electric telescopic rod 462 at the left side of the bottom of the supporting frame 41 is started, the electric telescopic rod 462 drives the clamping roller 466 in the clamping frame 465 to enter the side edge of the ratchet wheel 44, as the teeth of the ratchet wheel 44 are in a curved arc shape, when the ratchet wheel 44 rotates clockwise, the teeth of the ratchet wheel 44 push the clamping roller 466 through an arc surface, the clamping spring 464 is compressed, the clamping frame 465 descends, the clamping roller 466 moves out of the teeth of the ratchet wheel 44, when the danger happens, the operator drops down, when the fixed gear 47 is pulled to rotate anticlockwise through the steel chain 6, the peripheral teeth are clamped through the clamping roller 466, at the moment, the fixed gear 47 stops rotating to lock the steel chain 6, and a protection device 7 at one end of the steel chain 6 is used for fixing the operator, when the operator climbs down, the left side of the ratchet wheel 46 is prevented from shrinking, and the left side 46 is prevented from shrinking, and the right side 46 is prevented from stretching;
in addition, through the fixed rail 12 that the inside of pylon 11 set up, in the whole assembly process, only need through current mode, assemble a plurality of pylons 11, only need with the position correspondence of fixed rail 12, can install, need not to weld the equipment alone.
The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;
secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;
finally: the foregoing description of the preferred embodiments of the application is not intended to limit the application to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the application are intended to be included within the scope of the application.
Claims (7)
1. The utility model provides a tower crane convenient to climbing, includes tower body (1), the top fixed mounting of tower body (1) has swing arm (3), a serial communication port, the inside movable mounting of tower body (1) has elevating platform (2), support component (4) are installed in the inside top rotation of tower body (1), steel cable (5) have been cup jointed in the surface activity of support component (4), steel chain (6) have been cup jointed in the surface activity at support component (4) both ends, one end fixedly connected with protector (7) of steel chain (6), one end of steel cable (5) is connected at the top of elevating platform (2), one end fixedly connected with hoist engine (8) of tower body (1) bottom, the other end and hoist engine (8) winding of steel cable (5) and steel chain (6) are connected;
the tower body (1) consists of a plurality of towers (11), wherein fixed rails (12) are fixedly arranged at two ends of the inside of each tower (11), and grooves are formed in the inside of each fixed rail (12);
the lifting table (2) comprises a net rack table (21), rollers (22) are rotatably mounted at the upper end and the lower end of two sides of the net rack table (21), connecting rings (23) are fixedly connected to the top of the net rack table (21), protection plates (24) are fixedly mounted at two ends of the side edge of the net rack table (21), a guard rail (25) is fixedly connected to the lower end of the side edge of the net rack table (21), and a seat (26) is fixedly connected to the side edge of the guard rail (25).
2. The tower crane facilitating climbing according to claim 1, wherein: the roller (22) is arranged on the side edge of the fixed track (12) in a rolling way, and the outer surface of the connecting ring (23) is fixedly connected with the other end of the steel rope (5).
3. The tower crane facilitating climbing according to claim 1, wherein: the protection device (7) comprises a waist fixing belt (71), an upper body fixing belt (72) is fixedly connected to the top of the waist fixing belt (71), connecting hanging rings (73) are fixedly connected to the two ends of the top of the upper body fixing belt (72), a spring buckle (74) is fixedly connected to one end of the bottom of the waist fixing belt (71), the outer surface of the connecting hanging rings (73) is fixedly connected with one end of a steel chain (6), and the spring buckle (74) is clamped on the side edge of the protective guard (25).
4. The tower crane facilitating climbing according to claim 1, wherein: the support assembly (4) comprises a support frame (41), the top at the body of a tower (1) is fixedly mounted to support frame (41), fixed axle (42) is fixedly mounted in the support frame (41), axis of rotation (43) has been cup jointed in the surface activity of fixed axle (42), the equal fixedly connected with ratchet (44) in both ends of axis of rotation (43), the tooth of ratchet (44) is the arc design, both ends the tooth of ratchet (44) is opposite, support sleeve (45) has been cup jointed in the surface activity of axis of rotation (43), the bottom fixedly connected with anti-falling subassembly (46) of support frame (41).
5. The tower crane facilitating climbing according to claim 4, wherein: the anti-falling assembly (46) comprises a bottom plate (461), an electric telescopic rod (462) is fixedly arranged at the top of the bottom plate (461), a movable hole (463) is formed in the top of the electric telescopic rod (462), a clamping spring (464) is fixedly connected to the inner bottom of the movable hole (463), a clamping frame (465) is fixedly connected to the top of the clamping spring (464), the clamping frame (465) is movably sleeved in the movable hole (463), limiting frames (467) are fixedly arranged at two ends of the bottom of the clamping frame (465), the limiting frames (467) are movably sleeved in the bottom plate (461), and clamping rollers (466) are rotatably arranged in the clamping frame (465).
6. The tower crane facilitating climbing according to claim 5, wherein: the bottom plate (461) is fixedly arranged on the side edge of the bottom of the supporting frame (41), and the clamping roller (466) is clamped and arranged in the ratchet wheel (44).
7. The tower crane facilitating climbing according to claim 6, wherein: the middle part activity of steel cable (5) cup joints the surface at support sleeve axle (45), the surface at axis of rotation (43) both ends is all fixedly connected with fixed gear (47), the inside of steel link (6) is seted up the hole, and the hole activity cup joints the surface at fixed gear (47).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310980051.4A CN116853969A (en) | 2023-08-04 | 2023-08-04 | Tower crane convenient to climb |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310980051.4A CN116853969A (en) | 2023-08-04 | 2023-08-04 | Tower crane convenient to climb |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116853969A true CN116853969A (en) | 2023-10-10 |
Family
ID=88236038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310980051.4A Withdrawn CN116853969A (en) | 2023-08-04 | 2023-08-04 | Tower crane convenient to climb |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116853969A (en) |
-
2023
- 2023-08-04 CN CN202310980051.4A patent/CN116853969A/en not_active Withdrawn
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Application publication date: 20231010 |