CN219009781U

CN219009781U - Anti-climbing device for crane tower

Info

Publication number: CN219009781U
Application number: CN202223323432.5U
Authority: CN
Inventors: 丁海洋; 李超; 黄士康; 王精忠; 李青春; 周彬
Original assignee: Chengdu Yonghongxiang Construction Machinery Co ltd
Current assignee: Chengdu Yonghongxiang Construction Machinery Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-05-12
Anticipated expiration: 2032-12-12

Abstract

The utility model provides an anti-climbing device for a crane tower, which comprises a plurality of groups of sections, wherein an extension ladder is arranged in one section, climbing frames are arranged in the other sections, a fixing piece is arranged at one end of the extension ladder, a plurality of groups of extension joints are arranged at the other end of the extension ladder, pedals are arranged at one ends of the plurality of groups of extension joints, an electric telescopic cylinder is arranged in the plurality of groups of extension joints, the climbing frames comprise a pair of connecting frames, a plurality of groups of pedal plates are arranged on the connecting frames, a plurality of groups of protective railings are arranged at one side of the connecting frames, a first fish-eye joint is arranged at one end of the connecting frames, a motor box is arranged at one side of the top of the second climbing frame of the fish-eye joint, a baffle is rotatably arranged at the top of the climbing frame, and a limiting bulge is arranged at one side of the baffle; according to the telescopic ladder, through the telescopic function of the telescopic ladder, external personnel of non-constructors can be prevented from boarding the crane tower, construction safety is guaranteed, and potential safety hazards are avoided.

Description

Anti-climbing device for crane tower

Technical Field

The utility model belongs to the technical field of building construction equipment, and particularly relates to an anti-climbing device for a crane tower.

Background

The tower crane is the most commonly used hoisting equipment on the building site, also called as a tower crane, is used for hoisting raw materials for construction such as steel bars, wood ridges, concrete, steel pipes and the like for construction, and is an indispensable equipment on the building site. Because the cat ladder that sets up in the crane tower exposes in the outside, any person can all get into the crane tower and climb in, and non-professional personnel can appear unexpected at the climbing in-process, causes the casualties to the cat ladder in the crane tower does not have too much safeguard, and the crane tower workman is difficult to guarantee at the climbing in-process and can not appear some unexpected circumstances, and current crane tower climbing device is not enough to workman's life safety guarantee.

In summary, the present utility model provides an anti-climbing device for a tower crane to solve the above problems.

Disclosure of Invention

In order to solve the technical problems, the utility model provides an anti-climbing device for a crane, which is solved by the following technical scheme:

the utility model provides an anti-climb device for crane tower, includes multiunit festival body, one of them the festival is internal to be equipped with the telescopic ladder, and is other the festival is internal to be equipped with the climbing frame, the mounting is installed to telescopic ladder one end, the telescopic ladder other end is equipped with multiunit telescopic joint, and the footboard is installed to multiunit telescopic joint's one end, multiunit telescopic joint is inside to be equipped with electronic telescopic cylinder, the climbing frame includes a pair of link, install multiunit pedal on the link, multiunit rail guard is installed to one side of link, fisheye joint one is installed to one end of link, fisheye joint two is installed to the other end of link the motor box is installed to top one side of climbing frame, the baffle is installed in the top rotation of climbing frame, one side of baffle is equipped with spacing arch, logical groove has been seted up to spacing arch inside, logical inslot interpolation is equipped with the pivot, gear one is installed to the one end of pivot.

Further, the outer side of the section body is connected with a connecting piece, a plurality of groups of supporting plates are arranged on the section body, a supporting inclined plate is arranged in the section body, the section body provided with the telescopic ladder is arranged at the bottom, and the section body provided with the climbing frame is arranged above the section body.

Further, the fixing piece on the telescopic ladder is arranged on the supporting inclined plate through bolts.

Furthermore, the fish-eye joint I is arranged on the supporting inclined plate of the adjacent section body below through bolts.

Further, a driving motor is arranged in the motor box, and the output end of the driving motor is connected with a gear II.

Further, the first gear is meshed with the second gear.

Further, an infrared sensor is arranged on the inner side of the protective fence at the bottom of the climbing frame, a limiting groove is formed in the protective fence at the top of the climbing frame, and the limiting groove is matched with the baffle in shape.

Compared with the prior art, the utility model has the following beneficial effects:

according to the telescopic ladder, through the telescopic function of the telescopic ladder, external personnel of non-constructors can be prevented from boarding the crane tower, construction safety is guaranteed, and potential safety hazards are avoided; meanwhile, the automatic opening and closing function of the baffle can automatically open the baffle of the section when a worker climbs, so that the worker can conveniently pass, the infrared sensor does not sense after the worker climbs over the section body for a long time, the baffle can be automatically closed, a foot falling point can be provided for the worker when the worker has a rest, a certain protection and guarantee effect is also provided, once the worker has a foot slipping and foot losing condition, the closed baffle can provide a supporting platform for the falling worker, and the high-altitude falling condition is prevented.

Drawings

FIG. 1 is a perspective view of a bottom section of an anti-climb device for a tower crane in accordance with the present utility model.

Fig. 2 is a perspective view of an anti-climb device ladder for a tower crane according to the present utility model.

FIG. 3 is a perspective view of a central section of an anti-climb device for a tower crane in accordance with the present utility model.

Fig. 4 is a perspective view of an anti-climb device climbing frame for a tower crane according to the present utility model.

FIG. 5 is a schematic view of an anti-climb device climbing frame for a tower crane according to the present utility model.

FIG. 6 is a cross-sectional view of an anti-climb device climbing frame for a tower crane in accordance with the present utility model.

In the figure:

1. a section body; 11. a connecting piece; 12. a support plate; 13. supporting a sloping plate; 2. a telescopic ladder; 21. an expansion joint; 22. a pedal; 23. a fixing member; 3. a climbing rack; 31. a connecting frame; 311. a first fish eye joint; 312. a fish-eye joint II; 32. a guard rail; 321. a limit groove; 4. a baffle; 41. a limit protrusion; 42. a rotating shaft; 43. a first gear; 5. a motor box; 51. a driving motor; 52. and a second gear.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

As shown in fig. 1-6, the utility model provides an anti-climbing device for a crane, which comprises a plurality of groups of joint bodies 1, wherein a telescopic ladder 2 is arranged in one joint body 1, climbing frames 3 are arranged in the other joint bodies 1, a fixing piece 23 is arranged at one end of the telescopic ladder 2, a plurality of groups of telescopic joints 21 are arranged at the other end of the telescopic ladder 2, pedals 22 are arranged at one end of each of the plurality of groups of telescopic joints 21, electric telescopic cylinders are arranged in the plurality of groups of telescopic joints 21, the climbing frames 3 comprise a pair of connecting frames 31, a plurality of groups of pedal plates are arranged on the connecting frames 31, a plurality of groups of protective rails 32 are arranged on one side of each connecting frame 31, and each protective rail 32 can provide a protective effect when a worker climbs and can lean on each protective rail 32 temporarily during rest, so that the climbing device has certain safety; a first fisheye joint 311 is arranged at one end of the connecting frame 31, a second fisheye joint 312 is arranged at the other end of the connecting frame 31, a motor box 5 is arranged at one side of the top of the climbing frame 3, and a motor in the box can be protected from being damaged in rainy and snowy days; the top of climbing frame 3 rotates installs baffle 4, one side of baffle 4 is equipped with spacing protruding 41, spacing protruding 41 is inside to be seted up logical groove, it is equipped with pivot 42 to lead to the inslot interpolation, gear one 43 is installed to the one end of pivot 42, and the automatic function of opening and shutting of baffle 4 can be when sensing the workman climbing, and the baffle 4 of this festival is opened automatically, makes things convenient for the workman to pass.

The utility model provides a flexible ladder, including the section body 1, the section body 1 is connected with connecting piece 11, install multiunit backup pad 12 on the section body 1, section body 1 internally mounted has support swash plate 13, wherein install the extension ladder 2 the section body 1 is installed in the bottom, install climbing frame 3 the section body 1 installs its top, extension ladder 2 is at the section body 1 of bottom, the climbing frame 3 of top is linked, the baffle 4 of closing on the climbing frame 3 still can prevent individual irrelevant personnel still can jump climbing the action of climbing upward extension ladder 2, guarantee building site's construction safety.

Wherein, mounting 23 on the extension ladder 2 is installed on supporting swash plate 13 through the bolt, and the height that extension ladder 2 contracted is about to leave two meters ground, can prevent effectively that irrelevant personnel from climbing.

The second fisheye joint 312 is mounted on the supporting inclined plate 13 through a bolt, the first fisheye joint 311 is mounted on the supporting inclined plate 13 of the adjacent section body 1 below through a bolt, the climbing frame 3 between the section bodies 1 is guaranteed to be connected, and the climbing difficulty is reduced.

The motor box 5 is internally provided with a driving motor 51, and the output end of the driving motor 51 is connected with a gear II 52.

Wherein, the first gear 43 and the second gear 52 are meshed with each other, and the transmission is stable.

Wherein, the rail guard 32 inboard of climbing frame 3 bottom is equipped with infrared inductor, limit groove 321 has been seted up on the top rail guard 32 of climbing frame 3, limit groove 321 and baffle 4 shape assorted can play the supporting role, can provide the space of standing for the workman, and the atress is stable.

The specific working principle is as follows:

when a construction crane worker needs to ascend, the worker goes below the tower crane, the remote control switch is unlocked, the electric telescopic rod in the telescopic ladder 2 stretches out, one section of the telescopic joint 21 slowly descends, when the telescopic ladder is completely put down, the worker can pedal the pedal 22 to climb, when the worker climbs to the climbing frame 3, the infrared sensor on the bottom guard rail 32 senses the existence of the worker, the driving motor 51 in the motor box 5 starts to rotate, the gear II 52 drives the gear I43 to rotate, so that the baffle 4 slowly rises, the worker can conveniently pass, after the worker passes through the baffle 4, the infrared sensor does not sense the passing of the worker for a long time, the driving motor 51 can rotate to drive the baffle 4 to be closed, the worker continuously climbs upwards, the structure of the section 1 of each section above is the same, the closed rear edge of the baffle 4 is clamped with the limiting groove 321 of the top guard rail 32, enough supporting force can be achieved, once the worker stands on the baffle 4 to rest, the closed baffle 4 can also provide a sufficient supporting platform for the falling worker to prevent the falling worker from falling under the condition of foot slipping, and the practicability is high; after the worker climbs the top, can press the auto-lock switch, lock extension ladder 2 and baffle 4 on the festival body 1, extension ladder 2 can not stretch out, baffle 4 can not open because of sensing the object process yet, guarantee not have irrelevant personnel to climb the crane, open the unlocking key after the workman accomplished the work, can climb downwards, infrared inductor and driving motor 51 on each festival body 1 all pass through wire electric connection, so the infrared inductor on last festival body 1 senses the workman when going down the motion of climbing, baffle 4 of below can be opened in advance, so that the workman passes, when the workman arrives the ground, press auto-lock button, baffle 4 on extension ladder 2 and climbing frame 3 on the locking tower crane, can effectively prevent irrelevant personnel's climbing.

The embodiments of the present utility model have been shown and described for the purpose of illustration and description, it being understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made therein by one of ordinary skill in the art without departing from the scope of the utility model.

Claims

1. The utility model provides an anti-climbing device for crane tower, includes multiunit festival body (1), one of them the inside extension ladder (2) that is equipped with of festival body (1), others the inside climbing frame (3) that is equipped with of festival body (1), its characterized in that mounting (23) are installed to extension ladder (2) one end, the extension ladder (2) other end is equipped with multiunit telescopic joint (21), pedal (22) are installed to the one end of multiunit telescopic joint (21), multiunit telescopic joint (21) are inside to be equipped with electronic telescopic cylinder, climbing frame (3) include a pair of link (31), install multiunit pedal board on link (31), multiunit rail guard (32) are installed to one side of link (31), fisheye joint (311) are installed to one end of link (31), fisheye joint two (312) are installed to the other end of link (31) motor box (5) are installed on one side of the top of climbing frame (3), baffle (4) are installed in the top rotation of climbing frame (3), one side of baffle (4) is equipped with protruding (41), one end (42) is installed in protruding (42), one end (42) is installed in protruding through the inside recess (42).

2. The anti-climb device for a tower crane of claim 1, wherein: the telescopic ladder is characterized in that connecting pieces (11) are connected to the outer side of the section body (1), a plurality of groups of supporting plates (12) are arranged on the section body (1), a supporting inclined plate (13) is arranged in the section body (1), the section body (1) of the telescopic ladder (2) is arranged at the bottom, and the section body (1) of the climbing frame (3) is arranged above the climbing frame.

3. The anti-climb device for a tower crane of claim 2, wherein: the fixing piece (23) on the telescopic ladder (2) is arranged on the supporting inclined plate (13) through bolts.

4. The anti-climb device for a tower crane of claim 1, wherein: the fish eye joint II (312) is arranged on the supporting inclined plate (13) through bolts, and the fish eye joint I (311) is arranged on the supporting inclined plate (13) of the adjacent section body (1) below through bolts.

5. The anti-climb device for a tower crane of claim 1, wherein: a driving motor (51) is arranged in the motor box (5), and the output end of the driving motor (51) is connected with a gear II (52).

6. The anti-climb device for a tower crane of claim 5, wherein: the first gear (43) is meshed with the second gear (52).

7. The anti-climb device for a tower crane of claim 1, wherein: the infrared sensor is arranged on the inner side of the protective fence at the bottom of the climbing frame (3), a limiting groove (321) is formed in the protective fence (32) at the top of the climbing frame (3), and the limiting groove (321) is matched with the baffle (4) in shape.