CN219409027U

CN219409027U - Assembled steel frame construction

Info

Publication number: CN219409027U
Application number: CN202320306201.9U
Authority: CN
Inventors: 王红星; 沈丛凌
Original assignee: Shanghai Pangyuan Machinery Construction Co ltd
Current assignee: Shanghai Pangyuan Machinery Construction Co ltd
Priority date: 2023-02-24
Filing date: 2023-02-24
Publication date: 2023-07-25
Anticipated expiration: 2033-02-24

Abstract

The utility model relates to the technical field of building construction equipment, and discloses an assembled steel frame structure, which comprises a horizontal bridge, wherein reinforcing ribs are fixedly arranged on the outer side of the horizontal bridge, a first horizontal arm is fixedly arranged on the inner side of the horizontal bridge, mounting holes are formed in the left side and the right side of the first horizontal arm, bolts are fixedly arranged in the mounting holes through threads, and a second horizontal arm is fixedly arranged on the first horizontal arm through the bolts. This assembled steel frame construction can make horizontal arm one and horizontal arm two at both ends can dismantle through the mutually supporting of main extension arm and auxiliary extension arm when using, when having reduced area, still be provided with mounting hole and bolt and conveniently prolong extension to horizontal arm one and horizontal arm two, the mounting groove has been seted up to horizontal arm one and horizontal arm two's upper end simultaneously and has been conveniently installed the footboard, supplies engineering personnel to trample the use, increases partial security when the footboard makes engineering personnel inspect and maintain, has increased the practicality of structure.

Description

Assembled steel frame construction

Technical Field

The utility model relates to the technical field of building construction equipment, in particular to an assembled steel frame structure.

Background

The tower crane is a rotary crane with a boom mounted on the upper part of a towering tower body. The working range is large, and the material is mainly used for vertical transportation of materials and component installation in multi-layer and high-rise 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, an attaching rod 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 frame, a connecting line, a signal and lighting device and the like.

According to the comparison document (patent name is a steel frame structure lifting appliance, the authorized bulletin number is CN 207016345U, the application number is 201720483962.6), the steel frame structure lifting appliance is troublesome to assemble and disassemble after the use is completed, the occupied space is large, the volume can not be reduced by folding, and the structure for trampling can be carried out when the engineering personnel carry out inspection and maintenance is not available, so that the steel frame structure lifting appliance is dangerous to use.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides an assembled steel frame structure to solve the problems in the background.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an assembled steel frame construction, includes the horizontal bridge, the outside fixed mounting of horizontal bridge has the strengthening rib, the inboard fixed mounting of horizontal bridge has horizontal arm one, the mounting hole has been seted up to the left and right sides of horizontal arm one, the mounting hole has the bolt through screw thread fixed mounting, horizontal arm one has horizontal arm two through bolt fixed mounting, footboard is installed to horizontal arm two upper end block, the mounting groove has been seted up to horizontal arm two's upper end, the inboard rotation of horizontal arm two installs the pivot, the inboard of horizontal arm two rotates through the pivot and installs main extension arm, the inboard of horizontal arm two rotates through the pivot and installs vice extension arm, the inboard of main extension arm has the fixed column through screw thread fixed mounting.

Preferably, the two horizontal bridges and the two reinforcing ribs are respectively arranged at the left end and the right end of the horizontal arm I and the left end and the right end of the horizontal arm II, so that the inner structure is fixed and cannot shake easily.

Preferably, the first horizontal arm is provided with four, and two are in a group, install respectively in the left and right sides of the second horizontal arm, through the cooperation of the hole in the left and right sides of the horizontal arm and bolt, the convenient extension first horizontal arm.

Preferably, the left and right sides of the first horizontal arm and the second horizontal arm are provided with mounting holes, so that the first horizontal arm and the second horizontal arm are convenient to detach and mount.

Preferably, the main expansion arm and the auxiliary expansion arm are matched, and three groups of expansion arms are provided, and the number of the expansion arms corresponds to that of the horizontal arms.

Preferably, the mounting grooves are formed in the upper ends of the first horizontal arm and the second horizontal arm, and are matched with the protruding blocks at the lower end of the pedal, so that stepping of constructors is facilitated.

Compared with the prior art, the utility model provides an assembled steel frame structure, which has the following beneficial effects: this assembled steel frame construction can make horizontal arm one and horizontal arm two at both ends can dismantle through the mutually supporting of main extension arm and auxiliary extension arm when using, when having reduced area, still be provided with mounting hole and bolt and conveniently prolong extension to horizontal arm one and horizontal arm two, the mounting groove has been seted up to horizontal arm one and horizontal arm two's upper end simultaneously and has been conveniently installed the footboard, supplies engineering personnel to trample the use, increases partial security when the footboard makes engineering personnel inspect and maintain, has increased the practicality of structure.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of a split structure according to the present utility model;

FIG. 3 is a diagram showing a second split structure of the present utility model;

fig. 4 is a schematic diagram of a split structure according to the present utility model.

Wherein: 1. a horizontal bridge; 2. reinforcing ribs; 3. a first horizontal arm; 4. a mounting hole; 5. a bolt; 6. a horizontal arm II; 7. a pedal; 8. a mounting groove; 9. a rotating shaft; 10. a main extension arm; 11. a secondary expansion arm; 12. and fixing the column.

Detailed Description

The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides the following technical solutions: the assembled steel frame structure comprises a horizontal bridge 1, wherein a reinforcing rib 2 is fixedly arranged on the outer side of the horizontal bridge 1, a first horizontal arm 3 is fixedly arranged on the inner side of the horizontal bridge 1, mounting holes 4 are formed in the left side and the right side of the first horizontal arm 3, bolts 5 are fixedly arranged in the mounting holes 4 through threads, a second horizontal arm 6 is fixedly arranged on the first horizontal arm 3 through the bolts 5, and the first horizontal arm 3 and the second horizontal arm 6 can continuously extend through the mutual matching of the mounting holes 4 and the bolts 5;

the footboard 7 is installed to level arm two 6 upper end block, mounting groove 8 has been seted up to level arm two 6's upper end, the pivot 9 is installed in the inboard rotation of level arm two 6, main extension arm 10 is installed through pivot 9 rotation to level arm two 6's inboard, auxiliary extension arm 11 is installed through pivot 9 rotation to level arm two 6's inboard, main extension arm 10's inboard is through screw thread fixed mounting having fixed column 12, footboard 7 has made things convenient for constructor to inspect and maintain equipment when using, extension arm type structure can fold simultaneously does, reduce the volume under the non-use state, the space has been saved.

The horizontal bridge 1 and the reinforcing ribs 2 are respectively arranged at the left end and the right end of the horizontal arm I3 and the left end and the right end of the horizontal arm II 6, the horizontal arm I3 is provided with four horizontal arms, the horizontal arm I and the horizontal arm II are respectively arranged at the left side and the right side of the horizontal arm II 6, the left side and the right side of the horizontal arm I3 and the left side and the right side of the horizontal arm II 6 are respectively provided with mounting holes 4, the main expansion arm 10 and the auxiliary expansion arm 11 are matched with each other, three groups of the horizontal arms I3 and the upper ends of the horizontal arm II are respectively provided with mounting grooves 8, the mounting grooves 8 are matched with the bumps at the lower end of the pedal 7, the main expansion arm 10 and the auxiliary expansion arm 11 can be folded when not used, and the folding structure is provided, and meanwhile, the strength of the structure is not reduced.

When the horizontal arm fixing device is used, a proper number of first horizontal arms 3 and second horizontal arms 6 can be installed through the mutual matching of the mounting holes 4 and the bolts 5 according to the use requirement, then the first horizontal arms 3 and the second horizontal arms 6 are opened, the inner side of the first horizontal arms 10 and the inner side of the second horizontal arms 6 are opened, then the main expansion arms 10 and the auxiliary expansion arms 11 are fixed through the fixing columns 12, the horizontal bridge frames 1 on the two sides are installed, and finally the pedal 7 is installed at the upper ends of the first horizontal arms 3 and the second horizontal arms 6 through the protruding blocks and the mounting grooves 8, so that the horizontal arm fixing device can be used.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an assembled steel frame construction, includes horizontal crane span structure (1), its characterized in that: the utility model discloses a horizontal bridge frame, including horizontal bridge frame (1), mounting hole (4) have been seted up to the inboard fixed mounting of horizontal bridge frame (1), mounting hole (4) have been seted up in the left and right sides of horizontal bridge frame (1), mounting hole (4) have bolt (5) through screw thread fixed mounting, horizontal bridge frame (3) have horizontal arm two (6) through bolt (5) fixed mounting, footboard (7) are installed in horizontal arm two (6) upper end block, mounting groove (8) have been seted up to the upper end of horizontal arm two (6), pivot (9) are installed in the inboard rotation of horizontal arm two (6), main extension arm (10) are installed through pivot (9) rotation to the inboard of horizontal arm two (6), vice extension arm (11) are installed through pivot (9) rotation to the inboard of main extension arm (10), fixed column (12) are installed through screw thread fixed.

2. The fabricated steel frame structure according to claim 1, wherein: the horizontal bridge frame (1) and the reinforcing ribs (2) are respectively arranged at the left end and the right end of the horizontal arm I (3) and the left end and the right end of the horizontal arm II (6).

3. The fabricated steel frame structure according to claim 1, wherein: the horizontal arms I (3) are arranged in four and are arranged in a group of two, and are respectively arranged on the left side and the right side of the horizontal arms II (6).

4. The fabricated steel frame structure according to claim 1, wherein: the left side and the right side of the horizontal arm I (3) and the horizontal arm II (6) are respectively provided with a mounting hole (4).

5. The fabricated steel frame structure according to claim 1, wherein: the main expansion arm (10) and the auxiliary expansion arm (11) are matched and have three groups.

6. The fabricated steel frame structure according to claim 1, wherein: the upper ends of the first horizontal arm (3) and the second horizontal arm (6) are respectively provided with a mounting groove (8), and the mounting grooves (8) are matched with the protruding blocks at the lower ends of the pedals (7).