CN215979167U

CN215979167U - Tower crane fast-assembling tower cap cat ladder

Info

Publication number: CN215979167U
Application number: CN202122466458.4U
Authority: CN
Inventors: 陈刚
Original assignee: Jinan Wochen Steel Structure Co ltd
Current assignee: Jinan Wochen Steel Structure Co ltd
Priority date: 2021-10-13
Filing date: 2021-10-13
Publication date: 2022-03-08
Anticipated expiration: 2031-10-13

Abstract

The utility model discloses a tower crane quick-assembly tower cap ladder stand, which relates to the field of engineering machinery and comprises two straight bars, wherein a cavity is formed in one of the straight bars, clamping block strips are fixedly connected to the left side and the right side of the inner wall of the cavity, a clamping opening device is clamped between the two clamping block strips, the clamping opening device comprises a clamping block box, openings are formed in the left side and the right side of the inner wall of the clamping block box, the inner walls of the two openings are connected with clamping blocks matched with the openings in a sliding mode, the surfaces of the opposite sides of the two clamping blocks are rotatably connected with cross bars through first hinges, and the opposite sides of the lower sides of the two cross bar walls are rotatably connected with supporting blocks through second hinges. The utility model can protect the staff in the climbing process, and can be blocked and prevented from falling off when the staff falls off if an accident occurs, thereby protecting the life safety of the staff and avoiding engineering safety accidents.

Description

Tower crane fast-assembling tower cap cat ladder

Technical Field

The utility model relates to the field of engineering machinery, in particular to a quick-assembly tower cap crawling ladder of a tower crane.

Background

The tower crane is a tower crane for short, and a movable arm is mounted on the upper portion of a high-rise tower body, so that the tower crane is large in operation space, is mainly used for vertical and horizontal conveying of materials and installation of building members in building construction, and comprises a metal structure, a working mechanism and an electrical system, wherein the metal structure comprises the tower body, the movable arm, a base and the like, and the working mechanism is provided with four parts of lifting, amplitude changing, rotating and walking.

When the tower crane works, workers need to enter the operation room through the crawling ladder in advance, but when the tower crane is climbed, the operation room is often unsafe due to overhigh height, the safety protection of the current tower crane equipment to the operators is not perfect, and the operators are very easy to have accidents or even have life risks if meeting emergency conditions in the climbing process.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a quick-assembly tower cap crawling ladder of a tower crane, which aims to solve the problems that when the tower crane provided by the background technology is operated, a worker needs to enter an operation room through the crawling ladder in advance, but when the tower crane is climbed, the height is usually too high, so that the tower crane is unsafe, the safety protection of the current tower crane equipment to the operator is not perfect, and the operator is very easy to have an accident or even has life danger if meeting an emergency situation in the climbing process.

In order to achieve the purpose, the utility model provides the following technical scheme: a quick-assembly tower cap crawling ladder of a tower crane comprises two straight rods, wherein a cavity is formed in one of the straight rods, clamping block strips are fixedly connected to the left side and the right side of the inner wall of the cavity, and a clamping device is clamped between the two clamping block strips;

the bayonet socket device includes the fixture block box, the opening has all been seted up to the left and right sides of fixture block box inner wall, two the equal sliding connection of open-ended inner wall has assorted fixture block with it, two the relative side surface of fixture block all rotates through first hinge and is connected with the horizontal pole, two relative one side of horizontal pole wall downside rotates through the second hinge jointly and is connected with the supporting shoe, the lower fixed surface of supporting shoe is connected with the montant, the lower extreme of montant rotates and is connected with the ball, the lower surface of ball is provided with drive mechanism.

Preferably, drive mechanism includes the transmission box, the lower fixed surface of block box is connected with the transmission box, the middle part sliding connection of transmission box inner wall downside has trapezoidal slider, the left side fixed surface of trapezoidal slider is connected with the rack, the upper surface meshing of rack is connected with the gear, the rear side fixedly connected with motor of transmission box inner wall, the output of motor and the rear side fixed surface of gear are connected, the upper surface of trapezoidal slider and the lower surface sliding connection of ball, the outlet has been seted up in the left side of transmission box inner wall, the left side fixed surface of motor is connected with the electric wire, the electric wire passes through the outlet and extends to the outside, the one end fixedly connected with control panel of transmission box is kept away from to the electric wire.

Preferably, the surfaces of the opposite sides of the two straight rods are fixedly connected with a plurality of ladder rods together, the rod walls of the ladder rods are fixedly connected with anti-skid pads, and the anti-skid pads are made of rubber materials.

Preferably, the upper side and the lower side of the wall of each straight rod are both fixedly connected with sleeves, and the sleeves are hollow cylinders.

Preferably, the left side and the right side of the upper surface of the trapezoidal sliding block are fixedly connected with limiting blocks.

Preferably, a switch opening is formed in the center of the front side surface of the control panel, and waterproof paint is fixedly connected to the periphery of the switch opening.

The utility model has the technical effects and advantages that:

1. through setting up straight-bar, cavity, fixture block strip, fixture block box, opening, fixture block, horizontal pole, supporting shoe, montant, smooth ball, can protect the staff at staff's climbing in-process, if the emergence accident situation, can block when personnel fall and die to prevent weighing down, protection staff's life safety avoids taking place engineering incident.

2. Through setting up transmission box, trapezoidal slider, rack, gear, motor, outlet, electric wire, control panel, can be after starting the motor, automatic stretch out and contract the fixture block, be convenient for operate under emergency, through setting up straight-bar, ladder pole, slipmat, increase the staff at the frictional force of climbing in-process sole and ladder pole, play anti-skidding effect, avoid taking place the accident of falling.

3. Through setting up the straight-bar, the sleeve, can rise when the tower crane, cup joint with the standard festival of installing additional, the butt joint that can coincide between the straight-bar of time, also can accurately link to each other between the fixture block strip, make the device more smooth in the use, through setting up trapezoidal slider, the stopper, can be when the device starts, many device internals carry on spacingly, guarantee that the device can not appear the off normal use, through setting up the control panel, the switch mouth, water proof coating, avoid sleet weather, the circuit is intake and the short circuit is out of order and is caused the device to damage.

Drawings

Fig. 1 is a schematic front sectional view of the present invention.

Fig. 2 is a schematic cross-sectional structure diagram of the bayonet box and the transmission box of the present invention.

Fig. 3 is a schematic perspective view of the present invention.

Fig. 4 is a schematic perspective view of the sleeve of the present invention.

In the figure: 1. a straight rod; 2. a cavity; 3. a block strip; 4. a card block box; 5. an opening; 6. a clamping block; 7. a cross bar; 8. a support block; 9. a vertical rod; 10. a sliding ball; 11. a transmission box; 12. a trapezoidal slider; 13. a rack; 14. a gear; 15. a motor; 16. an outlet; 17. an electric wire; 18. a control panel; 19. a non-slip mat; 20. a switch port; 22. a ladder bar; 23. a sleeve; 24. a limiting block; 25. a waterproof coating.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a quick-assembly tower cap ladder stand of a tower crane, which comprises two straight rods 1, wherein a cavity 2 is formed in one straight rod 1, clamping block strips 3 are fixedly connected to the left side and the right side of the inner wall of the cavity 2, and a bayonet device is clamped between the two clamping block strips 3;

the bayonet socket device includes fixture block box 4, opening 5 has all been seted up to the left and right sides of 4 inner walls of fixture block box, the equal sliding connection of inner wall of two openings 5 has assorted fixture block 6 with it, two fixture block 6's relative side surface all is connected with horizontal pole 7 through first hinge rotation, two relative one sides of 7 pole wall undersides of horizontal pole are connected with supporting shoe 8 through second hinge rotation jointly, the lower fixed surface of supporting shoe 8 is connected with montant 9, montant 9's lower extreme rotates and is connected with slide ball 10, slide ball 10's lower surface is provided with drive mechanism, can protect the staff at staff's climbing in-process, if the unexpected situation takes place, can block when personnel fall and die to prevent weighing down, protect staff's life safety, avoid taking place engineering incident.

As shown in fig. 1, the transmission mechanism includes a transmission box 11, a transmission box 11 is fixedly connected to a lower surface of a fixture block box 4, a trapezoidal slider 12 is slidably connected to a middle portion of a lower side of an inner wall of the transmission box 11, a rack 13 is fixedly connected to a left side surface of the trapezoidal slider 12, a gear 14 is engaged with an upper surface of the rack 13, a motor 15 is fixedly connected to a rear side of the inner wall of the transmission box 11, an output end of the motor 15 is fixedly connected to a rear side surface of the gear 14, an upper surface of the trapezoidal slider 12 is slidably connected to a lower surface of a sliding ball 10, a wire outlet 16 is formed in a left side of the inner wall of the transmission box 11, an electric wire 17 is fixedly connected to a left side surface of the motor 15, the electric wire 17 extends to the outside through the wire outlet 16, a control board 18 is fixedly connected to one end of the electric wire 17 far from the transmission box 11, and the electric wire 6 can be automatically extended and retracted after the motor 15 is started, so as to facilitate operation in an emergency situation, the common fixedly connected with a plurality of terraced poles 22 in the relative side surface of two straight-bar 1, the equal fixedly connected with slipmat 19 of pole wall of a plurality of terraced poles 22, a plurality of slipmats 19 are made by rubber materials, increase staff at the frictional force of climbing in-process sole and terraced pole 22, play anti-skidding effect, avoid taking place the accident of falling, the equal fixedly connected with stopper 24 in the left and right sides of trapezoidal slider 12 upper surface, can be when the device starts, many devices internals are spacing, guarantee that the device can not appear the off normal use.

As shown in fig. 1-4, the equal fixedly connected with sleeve 23 in upper and lower both sides of two straight-bar 1 pipe walls, a plurality of sleeves 23 are hollow cylinder, can rise when the tower crane, cup joint with the standard festival of installing additional, the butt joint that can coincide between the straight-bar 1 during, also can accurately link to each other between the fixture block strip 3, make the device more smooth in the use, switch mouth 20 has been seted up in the center department of control panel 18 front side surface, switch mouth 20 all around equal fixedly connected with water proof coating 25, avoid sleet weather, the circuit is intake and the short circuit is out of order and is caused the device to damage.

The working principle of the utility model is as follows: when a worker climbs a ladder, the control panel 18 is held in the hand in advance, when a falling accident occurs, a switch is started, the output end of the motor 15 starts to rotate, the motor 15 drives the gear 14 to rotate, the gear 14 drives the rack 13 to move left and right, the rack 13 drives the trapezoidal slider 12 to move left and right, the trapezoidal slider 12 moves left and right to drive the sliding ball 10 to move up and down, the sliding ball 10 drives the vertical rod 9 to move up and down, the vertical rod 9 drives the supporting block 8 to move up and down, the supporting block 8 drives the two transverse rods 7 to move up and down, the two transverse rods 7 move up and down to drive the two clamping blocks 5 to extend out and retract, the two clamping blocks 5 can be clamped at a certain position of the clamping block strip 3 when extending out, the worker is prevented from continuing falling, the two clamping blocks 5 retract, the clamping block box 4 can freely move up and down in the cavity 2 of the straight rod 1, and the worker can conveniently climb and descend.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a tower crane fast-assembling tower cap cat ladder, includes two straight-bars (1), its characterized in that: a cavity (2) is formed in one straight rod (1), clamping block strips (3) are fixedly connected to the left side and the right side of the inner wall of the cavity (2), and a bayonet device is clamped between the two clamping block strips (3);

the bayonet socket device includes card piece box (4), opening (5), two have all been seted up to the left and right sides of card piece box (4) inner wall equal sliding connection of opening (5) has assorted fixture block (6) with it, two the relative side surface of fixture block (6) all rotates through first hinge and is connected with horizontal pole (7), two relative one side of horizontal pole (7) pole wall downside rotates through the second hinge jointly and is connected with supporting shoe (8), the lower fixed surface of supporting shoe (8) is connected with montant (9), the lower extreme of montant (9) rotates and is connected with smooth ball (10), the lower surface of smooth ball (10) is provided with drive mechanism.

2. The tower crane quick-assembly tower cap ladder stand as claimed in claim 1, wherein: the transmission mechanism comprises a transmission box (11), the lower surface of the block box (4) is fixedly connected with the transmission box (11), the middle part of the lower side of the inner wall of the transmission box (11) is connected with a trapezoidal sliding block (12) in a sliding manner, the left side surface of the trapezoidal sliding block (12) is fixedly connected with a rack (13), the upper surface of the rack (13) is meshed with a gear (14), the rear side of the inner wall of the transmission box (11) is fixedly connected with a motor (15), the output end of the motor (15) is fixedly connected with the rear side surface of the gear (14), the upper surface of the trapezoidal sliding block (12) is connected with the lower surface of a sliding ball (10) in a sliding manner, a wire outlet (16) is formed in the left side of the inner wall of the transmission box (11), the left side surface of the motor (15) is fixedly connected with an electric wire (17), and the electric wire (17) extends to the outside through the wire outlet (16), one end of the electric wire (17) far away from the transmission box (11) is fixedly connected with a control board (18).

3. The tower crane quick-assembly tower cap ladder stand as claimed in claim 1, wherein: the opposite side surfaces of the two straight rods (1) are fixedly connected with a plurality of ladder rods (22) together, the rod walls of the ladder rods (22) are fixedly connected with anti-skid pads (19), and the anti-skid pads (19) are made of rubber materials.

4. The tower crane quick-assembly tower cap ladder stand as claimed in claim 1, wherein: the upper side and the lower side of the pipe wall of the two straight rods (1) are fixedly connected with sleeves (23), and the sleeves (23) are all hollow cylinders.

5. The tower crane quick-assembly tower cap ladder stand as claimed in claim 2, wherein: the left side and the right side of the upper surface of the trapezoidal sliding block (12) are fixedly connected with limiting blocks (24).

6. The tower crane quick-assembly tower cap ladder stand as claimed in claim 2, wherein: the switch opening (20) is formed in the center of the front side surface of the control plate (18), and waterproof paint (25) is fixedly connected to the periphery of the switch opening (20).