CN214532761U

CN214532761U - Tower machine cat ladder conversion equipment

Info

Publication number: CN214532761U
Application number: CN202023333051.6U
Authority: CN
Inventors: 唐少兵; 邱向东; 盛鹤松; 李建伟
Original assignee: Zhangjiagang Tianyun Building Machinery Co ltd
Current assignee: Zhangjiagang Tianyun Building Machinery Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-10-29
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a tower machine cat ladder conversion equipment installs on standard festival I, standard festival II, the below of the top of standard festival I for installing oblique cat ladder is for installing the standard festival III of vertical cat ladder, conversion equipment is including installing the dodge gate in I bottom of standard festival, the dodge gate is located in standard festival III the top of vertical cat ladder, just the axial lead direction of dodge gate with the horizontal central line direction of vertical cat ladder is located same vertical plane, conversion equipment is still including installing the cat ladder I in the dodge gate top, setting up along vertical direction, cat ladder I is installed on one side horizontal pole of standard festival I, and the horizontal pole at cat ladder I place and the horizontal pole at the top place of oblique cat ladder on standard festival II are located same vertical plane. The conversion device is simple in structure and convenient to install, and is convenient to have the switching between two standard sections of the lower vertical ladder and the upper inclined ladder.

Description

Tower machine cat ladder conversion equipment

Technical Field

The utility model relates to a tower machine hoisting equipment technical field, concretely relates to tower machine cat ladder conversion equipment.

Background

The traditional tower crane standard section ladder stands mostly adopt a vertical type, namely the standard section ladder stands form an included angle of 90 degrees with a platform, and the included angle is shown in fig. 3. The standard section crawling ladder is very laborious to climb, and when a tower crane is high, personnel going up and down the tower crane often feel very tired through the crawling ladder; and the standard festival of this kind of cat ladder, many producers save trouble for the picture, it is usually that every 3 sections just set up a rest platform, consequently the cat ladder personnel of going up and down can not get abundant rest, for climbing the tower and leave the potential safety hazard, and in order to solve above-mentioned problem, the producer improves to the cat ladder has appeared to one side, see fig. 2, be provided with the acute angle between cat ladder and the platform to one side, every section standard festival all has rest platform, thereby has increased the security that operating personnel climbed. If the original vertical ladder stand is completely replaced by the inclined ladder stand, the cost is high, and how to convert the vertical ladder stand and the inclined ladder stand for use is a matter which is addressed by the technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the tower crane ladder conversion device is simple in structure, convenient to install and high in applicability.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model provides a tower machine cat ladder conversion equipment, conversion equipment installs on standard festival I, standard festival II, the below of the top of standard festival I is for installing oblique cat ladder is for installing the standard festival III of straight cat ladder, conversion equipment is including installing the dodge gate in I bottom of standard festival, the dodge gate is located in standard festival III the top of straight cat ladder, just the axial lead direction of dodge gate with the horizontal central line direction of straight cat ladder is located same vertical plane, conversion equipment is still including installing cat ladder I in the dodge gate top, along the vertical direction setting, cat ladder I is installed on one side horizontal pole of standard festival I, and the horizontal pole at the top place of oblique cat ladder on the horizontal pole at cat ladder I place and the standard festival II is located same vertical plane.

As a specific implementation mode, the conversion device further comprises a door frame which is arranged on the standard knot I and used for installing the movable door, and the length of the door frame is greater than that of the movable door.

As a specific implementation mode, the standard knot i is provided with an inclined web member, the axial lead direction of the inclined web member is perpendicular to the length extension direction of the door frame, and the door frame is supported on the inclined web member and two cross bars adjacent to the inclined web member.

In a specific embodiment, the width of the door frame is not less than that of the vertical ladder on the standard knot III.

As a specific implementation mode, a locking structure for locking the movable door and the door frame is arranged between the door frame and the movable door, and the locking structure comprises an opening groove arranged on one of the two parts of the movable door and the door frame, and a locking pin arranged on the other part and matched with the opening groove.

As a specific implementation manner, the open grooves are formed in the door frame, the open grooves are formed in the long edge of at least one side of the door frame, a plurality of open grooves are formed in the long edge of one side of the door frame at intervals, and the movable door is provided with locking pins which correspond to the open grooves in position and number one to one.

Compared with the prior art, the utility model discloses an useful part is: the utility model discloses a tower machine cat ladder conversion equipment has set up dodge gate and cat ladder I, and operating personnel arrives the dodge gate of door frame department from the vertical ladder of below on, then reachs the bottom of top cat ladder to one side through cat ladder I, gets into in the standard festival II of top, this conversion equipment simple structure, installs below vertical ladder, the top cat ladder standard internode to one side, can conveniently switch two standard festival that have different forms of cat ladder, has practiced thrift the cost of changing the standard festival greatly.

Description of the drawings:

in order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts;

fig. 1 is a schematic structural view of the tower crane ladder stand conversion device of the present invention;

FIG. 2 is a top view of the standard section II in the embodiment;

FIG. 3 is a bottom view of the standard knot III of the embodiment;

wherein: 1. a standard section I; 11. a diagonal web member; 2. a standard section II; 3. a standard section III; 4. a conversion device; 41. a movable door; 411. a lock pin; 42. a door frame; 421. opening the groove; 43. a ladder stand I; 5. climbing a ladder obliquely; 6. a vertical ladder is provided.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention:

the utility model provides a tower machine cat ladder conversion equipment, this conversion equipment 4 installs on standard festival I1, and it is shown with reference to fig. 1 that the top of standard festival I1 is for installing standard festival II 2 of oblique cat ladder 5, the below is for installing standard festival III 3 of straight ladder 6. This conversion equipment 4 is including installing dodge gate 41 in I1 bottom of standard festival, dodge gate 41 is arranged in standard festival III 3 in the top of vertical ladder 6, and the axial lead direction of dodge gate 41 is located same vertical plane with the horizontal central line direction of vertical ladder 6, conversion equipment 4 is still including installing in dodge gate 41 top, along the cat ladder I43 that vertical direction set up, install on one side horizontal pole of standard festival I1 cat ladder I43, the horizontal pole at cat ladder I43 place and the horizontal pole at the top place of oblique cat ladder 5 on standard festival II 2 are located same vertical plane.

Specifically, the conversion device 4 further comprises a door frame 42 mounted on the standard knot i 1 and used for mounting the movable door 41, wherein the length of the door frame 42 is greater than that of the movable door 41. Here, the length of door frame 42 is greater than the length of dodge gate 41 to leave the space that lets operating personnel pass in and out in making door frame 42, make things convenient for operating personnel to enter into standard festival I1 from below standard festival III 3.

Here, the mounting position of the ladder corresponds to the tip mounting position of the inclined ladder 5 in the standard knot ii 2.

In this example, the standard joint i 1 is provided with a diagonal web member 11, the axial direction of the diagonal web member 11 is perpendicular to the longitudinal extension direction of the door frame 42, and the door frame 42 is supported by the diagonal web member 11 and two cross bars adjacent thereto. Through supporting door frame 42 on oblique web member 11 and two horizontal poles adjacent to it, can ensure the firm nature of door frame 42 installation, specifically, accessible welding spare welding between this door frame 42 and two horizontal poles, accessible welding is locked through the retaining member with oblique web member 11 in the connecting rod of door frame 42 bottom between door frame 42 and oblique web member 11, simultaneously through setting up the connecting rod, can strengthen the support intensity of door frame 42 in oblique web member 11 department.

In this example, the width of the door frame 42 is not less than the width of the vertical ladder 6 on the standard knot iii 3. Through this setting mode, be convenient for operating personnel to climb.

In this example, a locking structure for locking the movable door 41 and the door frame 42 is provided between the door frame 42 and the movable door 41, and the locking structure includes an open recess 421 formed in one of the two members of the movable door 41 and the door frame 42, and a locking pin 411 provided in the other member to engage with the open recess 421. Through setting up locking structure, be in order to ensure that operating personnel climbs the in-process, dodge gate 41 can not take place to rock to the potential safety hazard that falls appears. Specifically, the open groove 421 is disposed on the door frame 42, the open groove 421 is disposed on at least one long side of the door frame 42, the open grooves 421 are disposed at intervals along the long side of the door frame 42, and the movable door 41 is provided with the locking pins 411 corresponding to the open grooves 421 in position and number.

The utility model discloses a 4 practical application processes of conversion equipment as follows: when an operator climbs the top end of the vertical ladder 6 on the standard section III, the operator climbs the standard section I1 through a gap between the door frame 42 and the movable door 41 and reaches the position of the movable door 41, then climbs the bottom of the standard section II 2 through the ladder above the movable door 41, the operator reaches a platform from the hollow part of the standard section II 2 and converts the platform into the inclined ladder 5 as shown in fig. 2, and the operator is shown in fig. 3.

It is to be emphasized that: the above embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any form, and any simple modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a tower machine cat ladder conversion equipment, conversion equipment installs on standard festival I, standard festival II, the below of standard festival I is for installing oblique cat ladder standard festival III, its characterized in that, conversion equipment is including installing the dodge gate in I bottom of standard festival, the dodge gate is located in standard festival III the top of straight cat ladder, just the axial lead direction of dodge gate with the horizontal central line direction of straight cat ladder is located same vertical plane, conversion equipment is still including installing cat ladder I in the dodge gate top, set up along vertical direction, cat ladder I is installed on one side horizontal pole of standard festival I, and the horizontal pole at the top place of oblique cat ladder on the horizontal pole of cat ladder I place and the standard festival II is located same vertical plane.

2. The tower crane ladder stand conversion device as claimed in claim 1, further comprising a door frame mounted on the standard section I and used for mounting the movable door, wherein the length of the door frame is greater than that of the movable door.

3. The tower crane ladder stand conversion device as claimed in claim 2, wherein the standard joint I is provided with an inclined web member, the axial lead direction of the inclined web member is perpendicular to the length extension direction of a door frame, and the door frame is supported on the inclined web member and two cross rods adjacent to the inclined web member.

4. The tower crane ladder climbing conversion device according to claim 2, wherein the width of the door frame is not less than the width of the vertical ladder on the standard knot III.

5. The tower crane ladder stand conversion device as claimed in claim 2, wherein a locking structure for locking the door frame and the movable door is arranged between the door frame and the movable door, and the locking structure comprises an opening groove arranged on one of the two parts of the movable door and the door frame and a locking pin arranged on the other part and matched with the opening groove.

6. The tower crane ladder stand conversion device as claimed in claim 5, wherein the open grooves are formed in the door frame, the open grooves are formed in at least one long side of the door frame, the open grooves are arranged at intervals along the long side of the door frame, and locking pins corresponding to the open grooves in position and number are arranged on the movable door.