CN211081898U

CN211081898U - Steel structure supporting device

Info

Publication number: CN211081898U
Application number: CN201921822842.XU
Authority: CN
Inventors: 路成
Original assignee: Anhui Xingchuan New Material Technology Co ltd
Current assignee: Anhui Xingchuan New Material Technology Co ltd
Priority date: 2019-10-28
Filing date: 2019-10-28
Publication date: 2020-07-24
Anticipated expiration: 2029-10-28

Abstract

The utility model discloses a steel structure strutting arrangement, including the arch-shaped plate, the arch-shaped plate supports fixedly through the support column of two vertical settings, all rotates in arch-shaped plate top both sides and connects the arc, is equipped with the hole of stepping down on the arch-shaped plate, and the articulated first jack in support column one side, the flexible end of first jack is articulated fixed with the arc, and arch-shaped plate upside center department is equipped with the centre bore, and arch-shaped plate downside center department is equipped with the support, is equipped with the second jack on the support, at the flexible fixed connection roof that serves of second jack. The utility model has the advantages that: the utility model is used for tunnel construction uses, mainly supports the tunnel when tunnel excavation, and this strutting arrangement suitability is high, can adjust the support along with the arch degree of excavation in the tunnel when excavating the tunnel, will through the rivet the utility model provides a steel construction strutting arrangement is fixed into wholly with the tunnel, can further improve the stability of its support like this.

Description

Steel structure supporting device

Technical Field

The utility model relates to a steel construction supports technical field, especially relates to a steel construction strutting arrangement.

Background

When a tunnel is excavated, a supporting and excavating method is usually adopted, an arch frame is adopted for a support in the prior art, the arch frame needs to be manufactured according to the excavation condition of the tunnel, the arch degree of the arch frame is determined, otherwise, a gap exists between the arch frame and the inner wall of the tunnel, so that the support is easy to be unstable, the arch frame is manufactured on site, the construction speed is slow, and the construction period is easy to delay.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a steel structure supporting device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a steel structure strutting arrangement, includes the arch-shaped plate, and the arch-shaped plate supports fixedly through the support column of two vertical settings arch-shaped plate top both sides all rotate connect the arc, are equipped with the hole of stepping down on the arch-shaped plate support column one side articulated first jack, the flexible end of first jack from stepping down downthehole pass and with the arc is articulated fixed arch-shaped plate upside center department is equipped with the centre bore, arch-shaped plate downside center department is equipped with the support, is equipped with the second jack on the support, the flexible end of second jack passes from the centre bore, at the flexible fixed connection roof that serves of second jack.

Preferably, the upper surface of the top plate is an arc-shaped surface.

Preferably, the support comprises a base plate, and the second jack is fixed on the upper side of the base plate.

Preferably, the two sides above the base plate are supported and connected with the arched plate through two upright posts.

Preferably, the two ends of the arch plate are respectively fixedly connected with the mounting plate.

Preferably, first openings are symmetrically arranged on the arch plate, second openings are arranged on the arch plate, and the first openings and the second openings are arranged in a one-to-one correspondence mode.

The utility model has the advantages that: the utility model provides a pair of steel structure strutting arrangement is used for tunnel construction to use, mainly supports the tunnel when tunnel excavation, and this strutting arrangement suitability is high, can adjust the support by the camber excavated in the tunnel when excavating the tunnel, will through the rivet the utility model provides a steel structure strutting arrangement is fixed into wholly with the tunnel, can further improve the stability of its support like this.

Drawings

Fig. 1 is a schematic perspective view of a steel structure supporting device provided by the present invention;

FIG. 2 is an enlarged view of section E of FIG. 1;

FIG. 3 is an enlarged view of portion F of FIG. 1;

fig. 4 is a usage state diagram of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1

As shown in fig. 1-3, the utility model provides a pair of steel structure strutting arrangement, including arched plate 1, arched plate 1 both ends difference fixed connection mounting panel 14, conveniently fixes arched plate 1 on the subaerial in tunnel through mounting panel 14. Arch plate 1 supports fixedly through the support column 4 of two vertical settings the equal fixed connection riser 31 in 1 top both sides of arch plate, the articulated arc 3 in riser 31 one side is equipped with the hole of stepping down 11 on arch plate 1 support column 4 one side is through the articulated first jack 6 of first articulated seat 61, and the flexible end of first jack 6 passes from the hole of stepping down 11, the flexible end of first jack 6 pass through the articulated seat 62 of second with arc 3 is articulated mutually.

Center department is equipped with centre bore 13 in 1 upside center of domeplate, 1 downside center department of domeplate is equipped with the support, and the support includes backing plate 5, and backing plate 5 top both sides are equipped with second jack 7 through two stands 4 support connection domeplate 1 on backing plate 5, and the flexible end of second jack 7 is vertical upwards to be set up, the flexible end of second jack 7 passes in the centre bore 13, and fixed connection roof 8 is served in the flexible of second jack 7, and roof 8 upper surface is the arcwall face.

First openings 12 are symmetrically arranged on the arch plate 1, second openings 32 are arranged on the arch plate 3, and the first openings 12 and the second openings 32 are arranged in a one-to-one correspondence mode.

The utility model provides a pair of steel construction strutting arrangement is used for tunnel construction to use, mainly supports the tunnel when tunnel excavation, and this strutting arrangement suitability is high, can adjust the support by the arch degree of excavation in the tunnel when excavating the tunnel, and the concrete principle is as follows: promote the roof rebound through second jack 7, support the top center in tunnel, promote arc 3 through first jack 6 and rotate, support tunnel limit portion through arc 3, carry out three point stable support in this strutting arrangement can the tunnel like this, and the supporting effect is good. When using, as shown in fig. 4, will through rivet 8 the utility model provides a steel structure strutting arrangement is fixed into wholly with the tunnel, can further improve its stability of supporting like this, rivet 8 once from first opening 12 with pass and the riveting in the second opening 32 in the tunnel wall body.

Claims

1. A steel structure supporting device is characterized by comprising an arch-shaped plate (1), wherein the arch-shaped plate (1) is supported and fixed through two vertically arranged supporting columns (4), arc-shaped plates (3) are rotatably connected on two sides above the arch-shaped plate (1), abdicating holes (11) are arranged on the arch-shaped plate (1), a first jack (6) is hinged on one side of the supporting column (4), the telescopic end of the first jack (6) penetrates through the abdicating hole (11) and is hinged and fixed with the arc-shaped plate (3), a center hole (13) is arranged at the center of the upper side of the arch-shaped plate (1), a bracket is arranged at the center of the lower side of the arch-shaped plate (1), a second jack (7) is arranged on the bracket, the telescopic end of the second jack (7) passes through the central hole (13), a top plate (8) is fixedly connected to the telescopic end of the second jack (7).

2. The steel structural support device of claim 1, wherein: the upper surface of the top plate (8) is an arc-shaped surface.

3. The steel structural support device of claim 1, wherein: the support comprises a base plate (5), and the second jack (7) is fixed on the upper side of the base plate (5).

4. A steel structural support arrangement as claimed in claim 3, wherein: the two sides above the base plate (5) are supported and connected with the arch plate (1) through two supporting columns (4).

5. The steel structural support device of claim 1, wherein: and two ends of the arch plate (1) are respectively fixedly connected with a mounting plate (14).

6. The steel structural support device of claim 1, wherein: the arch plate is characterized in that first openings (12) are symmetrically arranged on the arch plate (1), second openings (32) are arranged on the arch plate (3), and the first openings (12) and the second openings (32) are arranged in a one-to-one correspondence mode.