CN218815439U

CN218815439U - Tunnel step under building site is with combination formula

Info

Publication number: CN218815439U
Application number: CN202222397046.4U
Authority: CN
Inventors: 闫洪伟; 王翕玉; 李晓钢; 邹鹏; 黄京飞
Original assignee: Fourth Construction Branch Of Weihai Construction Group Co ltd
Current assignee: Fourth Construction Branch Of Weihai Construction Group Co ltd
Priority date: 2022-09-07
Filing date: 2022-09-07
Publication date: 2023-04-07
Anticipated expiration: 2032-09-07

Abstract

The utility model discloses a combined lower tunnel step ladder for construction sites, which comprises at least one set of combined external member; two adjacent combined type external members are connected through a connecting machine base; the combined type kit comprises a step beam, a pillar, a connecting sleeve, a connecting base, a pedal and a pedal positioning device; the step beams are obliquely arranged on two sides of the pedal in pairs; the pillar is arranged vertically to the ground, the upper end of the pillar is connected with the upper end face of the step ladder beam through a connecting sleeve, and the lower end of the pillar is provided with a fixed base; the connecting sleeves are fixed on the outer sides of the upper end surfaces of the step beams, and the struts penetrate through the connecting sleeves and are fixedly connected with the corresponding bolt hole positions by bolts; evenly be provided with the bolt hole on the step roof beam, the footboard is the multiunit that the level set up, evenly sets up between the step roof beam of both sides, is connected with the step roof beam respectively through footboard positioner. The utility model discloses a collocation use is assembled to the combination formula modularization of gallery step down, convenient to use, and the installation is all very simple, convenient with the dismantlement, and the range of application is extensive.

Description

Tunnel step under building site is with combination formula

Technical Field

The utility model relates to a lower gallery step that building construction trade was used especially relates to a convenient dismantlement is accomodate and is used nimble combination formula lower gallery step.

Background

At present when the building construction, generally adopt the steel pipe to carry out interim bundle when foundation ditch passageway down and establish, not only hard consuming time like this, and stability is not strong, can cause the scene to set up inconvenient because the restriction of setting up the environment, in addition, the steel pipe after the use is dismantled again and is retrieved and place and also can influence the construction progress, causes artifical operation intensity height, operating efficiency low, also has the potential safety hazard simultaneously.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects in the technical problem, the utility model provides a gallery step under combination formula for building site.

In order to solve the technical problem, the utility model discloses a technical scheme is: comprises at least one set of combined kit; two adjacent combined type external members are connected through a connecting machine base; one or more sets of combined kits can be optionally installed for use. The connecting base is a rectangular steel plate, bolt holes are symmetrically and uniformly formed in the steel plate, and the connecting base is horizontally welded to the upper horizontal end face and the lower horizontal end face of the step beam. The combined type kit comprises a step beam, a support column, a connecting sleeve, a connecting base, a pedal and a pedal positioning device. The two step ladder beams of each set of combined external member are arranged on two sides of the pedal in pairs; the ladder beam is obliquely arranged, and the upper end surface and the lower end surface of the ladder beam are cut to be horizontal, so that the combined type external member can be better and conveniently connected and fixed directly. The pillar is two, sets up with ground perpendicularly, and the upper end of pillar is connected with the up end of the step roof beam of footboard both sides respectively through adapter sleeve, and the lower extreme of pillar is provided with unable adjustment base, plays firm and non-slip effect.

The connecting sleeve is fixed on the outer side of the upper end face of the step beam, and a plurality of bolt holes are arranged on the connecting sleeve in a penetrating mode; the upper end of the pillar is provided with a bolt hole matched with the connecting sleeve, so that the pillar penetrates through the connecting sleeve to be fixedly connected with the bolt hole position corresponding to the connecting sleeve through a bolt, the height of the pillar can be adjusted according to the flatness of the ground, and the pillar is better suitable for the complex construction environment on the site.

The step beams are uniformly provided with bolt holes, and the pedals are horizontally arranged in multiple groups and are uniformly arranged between the step beams on the two sides; the pedal is respectively connected with the step beams on two sides through the pedal positioning device.

Furthermore, the utility model discloses still including a plurality of step roof beam connecting rods that evenly set up, carry out bolted connection through step roof beam connecting rod between the step roof beam of both sides, so not only can increase step overall structure's stability, but also be convenient for the installation and the dismantlement of whole step.

Furthermore, the pedal positioning device comprises a pedal positioning sleeve, a pedal supporting sleeve and a lead screw; the pedal positioning sleeve is welded on one side of the pedal, and the pedal supporting sleeve is arranged on the other side corresponding to the pedal; the lead screws are arranged on two sides of the pedal in pairs, penetrate through corresponding bolt holes in the positioning sleeve, the pedal supporting sleeve and the step beam respectively and are fixedly connected through nuts.

Furthermore, guardrails are arranged above two sides of the step ladder beam, so that the safety of construction operation is further ensured.

In order to increase the safety and facilitate the processing and manufacturing, the step beam is made of U-shaped steel, and the opening of the U-shaped steel faces to the outside.

In order to facilitate processing and stabilize connection, the connecting sleeve can be arranged on the outer side face of the upper end of the step beam in a welding mode. The inclined angle of the step beam is 25-40 degrees, so that the step can be more conveniently used by construction operators.

The utility model discloses a collocation use is assembled to combination formula modularization of gallery step down, can adjust length and inclination according to the relief of site operation environment is nimble to can have enough to meet the need the use, labour saving and time saving, the operation degree of difficulty is low, convenient to use, the installation with dismantle all very simple, convenient, the range of application is extensive.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a schematic structural view of a single combination kit according to the present invention.

Fig. 2 is a schematic view of the structure of fig. 1 with the pedal removed.

Fig. 3 is a schematic view of the connection structure of the pedal and the pedal positioning device.

Fig. 4 is a schematic structural diagram of the two combined kits of the present invention after being connected.

In the figure: 1. a step beam; 2. connecting a sleeve; 3. a pillar; 4. a guardrail; 5. a connection base; 6. a step beam connecting rod; 7. a pedal; 8. a pedal positioning sleeve; 9. a lead screw; 10. supporting the sleeve.

Detailed Description

As shown in fig. 1-4, the present invention comprises at least one set of combination kit; one set or a plurality of sets of combined kits can be selected and installed for use according to the actual situation of a construction site. In practical use, as shown in fig. 4, two adjacent combined kits are connected and fixed by a connecting base 5. Wherein, a set of combination formula external member includes step roof beam 1, pillar 3, adapter sleeve 2, connection base 5, footboard 7, footboard positioner. In the specific installation and use, two combined type external members are arranged, specifically, the two combined type external members are obliquely arranged on two sides of the pedal 7 in pairs, and in the actual use process, the preferentially selected inclination angle is 25-40 degrees, so that the combined type pedal can be more convenient for construction operators to use when going up and down.

As shown in fig. 1 and 2, the upper and lower end surfaces of the step beam 1 are cut to be horizontal, so that the direct connection and fixation of the combined kit can be better facilitated. More preferably, the connection base 5 can select the rectangular steel plate, wherein the symmetrical even division has the bolt hole on the steel plate, connection base 5 can pass through the horizontal welding on two upper and lower horizontal terminal surfaces of step roof beam 1 like this, then carry out bolt fixed connection with the connection frame 5 of two sets of combination formula external members, can satisfy like this and select a plurality of sets of combination formula external members to use according to the construction site flexibility on-the-spot combination, simple and easy bolted connection mode is more convenient again, extracting tool can all utilize the current hardware and tools in building site to dismantle. The storage and the transportation are more convenient.

As shown in fig. 2, the utility model discloses one set of combination formula external member contains two pillars 3, and pillar 3 waits to set up with perpendicular to the ground when the installation, and wherein the upper end of pillar 3 is passed through adapter sleeve 2 and is connected with the up end of the step roof beam 1 of footboard 7 both sides respectively, and the lower extreme of pillar 3 is provided with unable adjustment base. In actual operation, the fixed base at the lower end of the pillar 3 can play a role in fixing and skid resistance according to the protective sleeve. More specifically, the connecting sleeves 2 are fixed on the outer side of the upper end face of the step beam 1, the connecting sleeves 2 can be fixed on the outer side face of the upper end of the step beam 1 in a welding mode, a plurality of bolt holes are formed in the connecting sleeves 2 in a penetrating mode and correspond to the bolt holes, the upper end of the strut 3 is provided with bolt holes matched with the connecting sleeves 2, and therefore after the strut 3 penetrates through the connecting sleeves 2, the connecting sleeves 2 can be fixedly connected through bolts after corresponding bolt hole positions are selected. The advantage of setting up like this can carry out the altitude mixture control of pillar 3 according to the roughness on ground, better adapts to the complicated construction environment in scene.

When the actual operation is under construction, the vertical height of the step ladder beam 1 can be selected to be set to 2 meters and 3 meters, and different galleries with different depths can be met by different combinations and matches.

As shown in fig. 1, the utility model discloses evenly be provided with the bolt hole on step roof beam 1, footboard 7 is the multiunit that the level set up, evenly sets up between the step roof beam 1 of both sides, and footboard 7 is connected with the step roof beam 1 of both sides respectively through the positioner of footboard like this. In actual setting and operation, can be according to the construction custom, can install a footboard 7 at a certain vertical distance of interval, the number and the interval that the footboard was followed can carry out nimble adjustment according to actual demand.

As shown in fig. 2, in order to connect more firmly, the utility model discloses still including a plurality of step roof beam connecting rods 6 of even setting, carry out bolted connection through step roof beam connecting rod 6 between the both sides step roof beam 1. Therefore, the stability of the whole structure of the ladder can be improved, and the whole ladder can be conveniently mounted and dismounted.

As shown in fig. 3, the utility model discloses a footboard positioner includes footboard position sleeve 8, footboard support sleeve 10 and lead screw 9, and concrete mounting means is: the pedal positioning sleeve 8 is welded on one side of the pedal 7, and the pedal supporting sleeve 10 is arranged on the other corresponding side of the pedal 7; the lead screws 9 are arranged on two sides of the pedal 7 in pairs, and the lead screws 9 respectively penetrate through corresponding bolt holes in the positioning sleeve 8, the pedal supporting sleeve 10 and the step beam 1 and are fixedly connected through nuts. In order to install stably, the pedal positioning sleeve 8 is fixed with the pedal 7 in a welding mode, the pedal supporting sleeve 10 can be welded with the pedal 7 like the pedal positioning sleeve 8 or not directly connected with the pedal positioning sleeve, the pedal supporting sleeve 10 can play a role in supporting and stabilizing the pedal 7, and the installation and the disassembly can be more flexible and convenient in an unwelded mode in actual operation.

As shown in fig. 1, for safety of construction, guard rails 4 may be further provided above both sides of the step beam 1, and the guard rails may be fixed by detachable steel pipes. In addition, from the viewpoint of material availability and manufacturing cost, the step beam 1 may preferably be formed of U-shaped steel having an opening facing outward. The lead screw 9 and the bulge of the step beam connecting rod 6 connected in this way can be shielded by the side edge of the U-shaped steel to reduce the danger of scraping and the like, and the safety is improved.

The utility model discloses a collocation use is assembled to combination formula modularization of gallery step down, can adjust length and inclination according to the relief of site operation environment is nimble to can have enough to meet the need used repeatedly, labour saving and time saving, the operation degree of difficulty is low, convenient to use, installation and dismantlement are all very simple, convenient, and the range of application is extensive.

The above embodiments are not intended to limit the present invention, and the present invention is not limited to the above examples, and the technical personnel in the technical field are in the present invention, which can also belong to the protection scope of the present invention.

Claims

1. The utility model provides a tunnel step under combination formula for building site which characterized in that: comprises at least one set of combined kit; two adjacent combined suites are connected through a connecting base (5); the combined type kit comprises a step beam (1), a support column (3), a connecting sleeve (2), a connecting base (5), a pedal (7) and a pedal positioning device;

the two step beams (1) are arranged on two sides of the pedal (7) in pairs; the step beam (1) is obliquely arranged, and the upper end face and the lower end face of the step beam are cut to be horizontal; the two support columns (3) are arranged vertically to the ground, the upper ends of the support columns (3) are respectively connected with the upper end faces of the step beams (1) on the two sides of the pedal (7) through connecting sleeves (2), and the lower ends of the support columns (3) are provided with fixed bases;

the connecting sleeve (2) is fixed on the outer side of the upper end face of the step beam (1), and a plurality of bolt holes are arranged on the connecting sleeve (2) in a penetrating manner; the upper end of the strut (3) is provided with a bolt hole matched with the connecting sleeve (2), and the strut (3) penetrates through the connecting sleeve (2) and is fixedly connected with the bolt hole position corresponding to the connecting sleeve (2) by adopting a bolt;

the step beams (1) are uniformly provided with bolt holes, and the pedals (7) are horizontally arranged in multiple groups and are uniformly arranged between the step beams (1) on the two sides; the pedals (7) are respectively connected with the step ladder beams (1) on two sides through pedal positioning devices.

2. The combined lower tunnel step for construction sites of claim 1, wherein: still including a plurality of step roof beam connecting rods (6) of even setting, carry out bolted connection through step roof beam connecting rod (6) between both sides step roof beam (1).

3. The combined lower tunnel step for construction sites of claim 1, wherein: the pedal positioning device comprises a pedal positioning sleeve (8), a pedal supporting sleeve (10) and a lead screw (9); the pedal positioning sleeve (8) is welded on one side of the pedal (7), and the pedal supporting sleeve (10) is arranged on the other side corresponding to the pedal (7); the lead screws (9) are arranged on two sides of the pedal (7) in pairs, and the lead screws (9) respectively penetrate through corresponding bolt holes in the positioning sleeve (8), the pedal supporting sleeve (10) and the step beam (1) and are fixedly connected through nuts.

4. The combined type lower tunnel step for the construction site as claimed in claim 1, wherein: guard rails (4) are arranged above two sides of the step ladder beam (1).

5. The combined type lower tunnel step for the construction site as claimed in claim 1, wherein: step roof beam (1) adopts U shaped steel, and U shaped steel opening is towards the outside.

6. The combined type lower tunnel step for the construction site as claimed in claim 1, wherein: connection base (5) are the rectangle steel sheet, and the even division of symmetry has the bolt hole on the steel sheet, connection base (5) horizontal welding is at two upper and lower horizontal terminal surfaces of step roof beam (1).

7. The combined lower tunnel step for construction sites of claim 1, wherein: the connecting sleeve (2) is welded on the outer side face of the upper end of the step beam (1).

8. The combined lower tunnel step for construction sites of claim 1, wherein: the inclined angle of the step beam (1) is 25-40 degrees.