CN219195972U

CN219195972U - Main support node convenient for adjusting tie bar spacing

Info

Publication number: CN219195972U
Application number: CN202223197397.7U
Authority: CN
Inventors: 孟军
Original assignee: Shanghai Chengyu Environmental Protection Engineering Co ltd
Current assignee: Shanghai Chengyu Environmental Protection Engineering Co ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-06-16
Anticipated expiration: 2032-11-30

Abstract

The utility model relates to the field of building construction, and discloses a main support node convenient for adjusting the spacing between tie bars, which comprises a tie bar; a gusset plate; a connecting piece; the tie bar comprises a bolt hole and a chute; the gusset plate comprises a bolt and a bolt hole; the connecting piece comprises a rib plate and a bearing plate; the node plate is connected with the sliding groove of the tie rod in a sliding manner in the vertical direction; the bottom of the bearing plate is connected with the node plate through a fixed hinge, the vertical movement of the tie rod can drive the bearing plate to rotate for a certain angle, and whether the fixed hinge at the bottom is loosened or not determines whether the angle can continue to rotate; the tie bars can vertically move through the sliding grooves, the tie bars are convenient and quick, the tie bars do not need to be disassembled, the node plates are limited by tightening the bolts, and accordingly the connection between the bearing plates and the tie bars has the functions of being integral, reliable, convenient and quick, and the tie bars are more convenient and efficient when the main support is installed for construction.

Description

Main support node convenient for adjusting tie bar spacing

Technical Field

The utility model relates to the field of constructional engineering, in particular to a main support node convenient for adjusting the spacing of tie bars.

Background

The main supporting beam plays a role in the opposite roof in the general earth excavation supporting, and can be formed steel, steel pipe or reinforced concrete and the like.

The foundation pit supporting engineering is a temporary engineering, and the designed safety reserve can be relatively small, but is related to the locality. The geological conditions of different areas are also different in characteristics. Foundation pit supporting engineering is a mutually crossed subject of geotechnical engineering, structural engineering and construction technology, is a system engineering with the interaction influence of various complex factors, and is a comprehensive technical subject which is still to be developed in theory.

When the tie bar spacing is in error and needs to be adjusted, main support parts are often required to be detached in a large area, the main support structure is built again, time and labor are wasted, the efficiency caused by repeated detachment is low, parts are easy to lose, the foundation pit supporting engineering cost is high, the technology is complex, the related range is wide, the change factors are multiple, the repeated detachment not only can cause the efficiency to be low, but also can cause accidents more easily.

Therefore, the main support node convenient for adjusting the spacing of the tie bars is high in utilization rate, convenient to recycle, convenient to install and convenient to adjust the spacing of the main support.

Disclosure of Invention

The utility model aims to provide a main support node which is convenient for adjusting the spacing between tie bars so as to solve the problems in the prior art.

Based on the thought, the utility model provides the following technical scheme: the utility model provides a make things convenient for main stay node of adjusting tie rod interval, includes the tie rod, the gusset plate, connecting piece and diagonal brace, tie rod and gusset plate sliding connection, connecting piece and gusset plate rotate to be connected, and the diagonal brace sets up in groups, and the diagonal brace of group is crisscross each other, and the tip of diagonal brace passes through connecting piece and gusset plate to be connected, and the slip connection through tie rod and gusset plate is convenient when the tie rod changes the interval just can accomplish the main stay fixed through the mutual rotation change angle between the diagonal brace of group, does not need the part of dismantling in a large scale.

Preferably, the tie bar comprises sliding grooves, the sliding grooves are arranged on two sides of the tie bar, the node plates are connected with the tie bar in a sliding mode through the sliding grooves, and the sliding of the node plates is guided through the sliding grooves.

Preferably, the connecting piece includes bearing plate and gusset, and the up end of bearing plate is equipped with two gusset, and two gusset symmetry set up, and the bearing plate sets up perpendicularly in one side of gusset, and the bearing plate rotates with the gusset to be connected, and the rigid structure of gusset has been strengthened in the setting of gusset, and is more durable.

Preferably, the end part of the diagonal brace penetrates through the bearing plate, the penetrating position of the diagonal brace is located in the middle of the two rib plates, and the end part of the diagonal brace is fixed with the diagonal brace through bolts.

Preferably, the bearing plate is welded and fixed with the rib plate.

Preferably, the hinge is further comprised, the hinge extends through the gusset plate into the bearing plate, and the bearing plate is rotatable about the hinge.

Preferably, node plates are slidably arranged on two sides of the tie bar, the node plates are symmetrically arranged, the two symmetrically arranged node plates can be fixed through double-sided bolts, the fixing and limiting of the node plates can be controlled through fastening and loosening of the double-sided bolts, and when the node plates are fixed, the main support is in an installed state, and the node structure is stable; when relaxed, the gusset slides along the chute allowing the diagonal braces to rotate to accommodate changes in spacing between the tie bars.

Preferably, the hinge can be fastened or unfastened, the rotation and fixation of the bearing plate can be controlled through the tightness adjustment of the hinge, and the tie rod can freely adjust the spacing during rotation; when the main support is fixed, the node rigidity of the main support can be reinforced; the installation, the disassembly and the position adjustment of the main support structure are more flexible.

The beneficial effects are that:

1. the end of the diagonal brace passes through the aperture matched with the bearing plate, the bearing plate is fastened by bolts, the bottom of the bearing plate is connected with the upper surface of the gusset plate by hinges, when the tie bar moves, the gusset plate is driven to move, the hinges rotate, the diagonal brace is driven to rotate, and the spacing between the tie bars is convenient to adjust when the foundation pit main support is erected.

2. The gusset plate can be moved along the direction of the chute along the tie rod, the gusset plate is not required to be disassembled, the gusset plate slides to a required position under the condition that the double-sided bolts are loosened, and the double-sided bolts are screwed up, so that the gusset plate is limited, and the main support structure is convenient to install and disassemble.

Drawings

The utility model will be further described with reference to the drawings and examples.

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

FIG. 2 is a cross-sectional view of a gusset connection on both sides of a tie bar of the present utility model;

FIG. 3 is a top view of a node of the present utility model;

FIG. 4 is a cross-sectional view of the bearing plate of the present utility model;

fig. 5 is a schematic side view of the present utility model.

Fig. 6 is a schematic view of the structure of the present utility model after the whole assembly is completed.

In the figure: 1. tie bars; 2. a gusset plate; 3. a double-sided bolt; 4. rib plates; 5. a pressure bearing plate; 6. a chute; 7. a hinge; 8. a main support; 9. and (5) a diagonal brace.

Detailed Description

Referring to fig. 1, tie bars 1 are slidably connected to a gusset plate 2, connectors are rotatably connected to the gusset plate 2, diagonal braces 9 are arranged in groups, the groups of diagonal braces 9 cross each other, and the ends of the diagonal braces 9 are connected to the gusset plate 2 by the connectors.

FIG. 2 is a cross-sectional view of the node plates 2 on both sides of the tie bar 1; the symmetrical node plates 2 are connected by double-sided bolts 3 through sliding grooves 6; the gusset plate 2 is placed on the upper surface of the tie bar 1.

Fig. 3 is a top view of a node. In the figure, the node plates 2 are symmetrically arranged on the tie bars 1, and connecting pieces are arranged on the node plates 2, wherein each connecting piece comprises a bearing plate 5 and two rib plates 4 symmetrically arranged on the bearing plate 5.

Fig. 4 is a sectional view of the bearing plate 5, wherein the bearing plate 5 is placed on the node plate 2, the node plate 2 is placed on the tie rod 1, a hole is formed in the bottom of the bearing plate 5, and a hole matched with the node plate 2 at a corresponding position is formed in the node plate 2; the bearing plate 5 is rotatable about a hinge 7.

Fig. 5 is a schematic side view of a joint, and it can be seen that the connecting member is placed on the surface of the bearing plate 5; the connecting piece comprises a bearing plate 5 and a group of rib plates 4.

FIG. 6 is a schematic view of the structure after the whole assembly is completed; tie bars 1 are slidably connected to the gusset plates 2, connectors are rotatably connected to the gusset plates 2, the diagonal braces 9 are arranged in groups, the groups of diagonal braces 9 cross each other, and the ends of the diagonal braces 9 are connected to the gusset plates 2 by the connectors.

In an embodiment of the present utility model, a main support node for conveniently adjusting a tie bar spacing includes: tie bars 1, node plates 2, bolts 3, rib plates 4, bearing plates 5, sliding grooves 6, hinges 7, main supports 8 and diagonal braces 9; the gusset plate 2 is connected with the chute 6 in a sliding way; the bottom of the bearing plate 5 is connected with the node plate 2 through a fixed hinge 7, the vertical movement of the tie rod 1 can drive the bearing plate 5 to rotate for a certain angle, and whether the fixed hinge 7 at the bottom is elastic or not determines whether the angle can continue to rotate or not; the tie bars 1 can vertically move through the sliding grooves 6, so that the tie bars are convenient and quick, the tie bars are not required to be disassembled, and the node plates 2 are limited by tightening the bolts 3; so that the connection between the bearing plate 5 and the tie bar 1 has the functions of integration, reliability, convenience and rapidness; so that the installation of the main support member is more convenient and efficient.

The fixing and limiting of the node plate 2 can be controlled by fastening and loosening the double-sided bolts 3, and the main support is in an installed state during fixing, so that the node structure is stable; upon relaxation, the gusset 2 can slide along the chute 6, allowing the diagonal braces 9 to rotate to accommodate the change in spacing between the tie bars 1.

The rotation and fixation of the bearing plate can be controlled through the tightness adjustment of the hinge, and the spacing of the tie bars 1 can be freely adjusted during rotation; when the main support is fixed, the node rigidity of the main support can be reinforced; the installation, the disassembly and the position adjustment of the main support structure are more flexible.

Working principle:

during installation, the node plates 2 are slid at the positions of the tie bars 1 through the sliding grooves according to the required intervals of the adjacent main supports 8, the limit bolts 3 of the node plates 2 are screwed down after the accurate positions are found, the apertures are aligned with the apertures on the tie bars 1, the bolts 3 matched with the apertures are taken out, and the apertures are inserted and screwed down. And then the diagonal braces are arranged on the aperture of the bearing plate 5 of the connecting piece, when the gusset plate 2 moves along the direction of the tie rod 1, the bearing plate 5 on the connecting piece can drive the hinge 7 at the bottom to rotate through the angle change of the diagonal braces 9 and the tie rod 1, and then the diagonal braces are screwed up, so that the diagonal braces can not rotate any more, and the effect of fixing the angle is achieved. Therefore, during installation, firstly, the node plate 2 is slid to the position of the main support 8 for aligning the aperture by adjusting the interval between the adjacent main supports 8, and the diagonal bracing 9 is installed to be connected with the adjacent tie bars 1 through bolts 3; therefore, in the construction process, the installation is more convenient and quicker;

during disassembly, the bolts 3 of the bearing plates 5 on the connecting piece are loosened, the diagonal braces 9 connected with the bolts are taken out, the bolts 3 on the tie bars 1 are taken out, and finally the bolts 3 on the gusset plates 2 are taken out according to requirements.

Claims

1. A main support node for facilitating adjustment of tie bar spacing, comprising:

tie bars;

a gusset plate;

a connecting piece;

a diagonal brace;

the tie bars are in sliding connection with the gusset plates, the connecting pieces are in rotary connection with the gusset plates, the diagonal braces are arranged in groups, the diagonal braces are mutually intersected in groups, and the end parts of the diagonal braces are connected with the gusset plates through the connecting pieces.

2. A main bracing node for facilitating adjustment of tie bar spacing according to claim 1, wherein the tie bars include runners disposed on either side of the tie bars, the gusset being slidably connected to the tie bars through the runners.

3. The main support node for conveniently adjusting the spacing between tie bars according to claim 1, wherein the connecting piece comprises a bearing plate and rib plates, two rib plates are arranged on the upper end face of the bearing plate, the two rib plates are symmetrically arranged, the bearing plate is vertically arranged on one side of the node plate, the bearing plate is rotationally connected with the node plate, the end part of the diagonal brace penetrates through the bearing plate, the penetrating position of the diagonal brace is positioned at the middle position of the two rib plates, and the end part of the diagonal brace is fixed with the diagonal brace through bolts.

4. A main bracing node for facilitating adjustment of tie bar spacing as claimed in claim 3, wherein the bearing plate is welded to the gusset.

5. A main support node for facilitating adjustment of tie bar spacing as recited in claim 3, further comprising a hinge extending through said node plate into said bearing plate, said bearing plate being rotatable about said hinge.

6. A main support node for facilitating the adjustment of the spacing between tie bars according to claim 1, wherein the tie bars are slidably provided on both sides thereof with the node plates, the node plates are symmetrically arranged, and the two symmetrically arranged node plates are fastened by double-sided bolts.

7. A main support node for facilitating adjustment of tie bar spacing as claimed in claim 5, wherein said hinge is capable of being tightened or loosened.