CN113585569B

CN113585569B - Assembled building beam column steel construction connecting elements

Info

Publication number: CN113585569B
Application number: CN202111138011.2A
Authority: CN
Inventors: 邱虎; 季佳楠; 陈杰
Original assignee: Qidong Zhucheng Prefabricated Building Co ltd
Current assignee: Qidong Zhucheng Prefabricated Building Co ltd
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2021-12-14
Anticipated expiration: 2041-09-27
Also published as: CN113585569A

Abstract

The invention provides a connecting member of a beam column steel structure of an assembly type building, which comprises: the connecting plate is arranged on the upper end surface of the structural beam; the curved ribs are arranged in the structural beam and positioned on the outer side, and two ends of each curved rib are respectively fixed with the upper cross beam and the lower cross beam; the cavity body with the air outlet hole is arranged in the structural beam at the curved rib and is connected with the air transmission channel arranged on the vertical beam, the water stop block is filled in the structural beam at the curved rib, and a cavity is formed by the water stop block, the vertical beam and the cross beam; the through hole is formed in the vertical beam; initially, the plug body structure is not in contact with the through hole, and after the water stop block expands, the plug body structure is pushed to the through hole to block the through hole and fill the groove body. The invention has the advantages of light weight, high strength, good anti-seismic performance, small component size, easy assembly, short construction period and the like, has good stress performance under the action of various loads, and the stiffening rib plates can not only improve the bearing capacity, but also ensure the integral out-of-plane deformation of the node.

Description

Assembled building beam column steel construction connecting elements

Technical Field

The invention relates to the technical field of building external wall panels, in particular to a connecting member of a beam column steel structure of an assembly type building.

Background

The whole intermediate plate system of the steel structure assembly type building external wall plate enclosure system is an advanced one in the existing assembly type manufacturing method, and the splicing plate seam number is small, and the vertical face is attractive. Through adopting bolt installation fixed side fascia etc. but current steel construction building: an assembled steel structure external wall panel node such as that disclosed in the publication No. CN206873673U, although it allows the wall panel and the external wall panel to form a firm connection, thereby further improving the stability of the connection and the safety of use. However, it has the following disadvantages: because the outer wall plate is fixed by adding the supporting plate, the load of the supporting beam at the bottom of the supporting frame is larger, the whole supporting frame is easy to deform, and the defect that a heat bridge is easy to generate between the outer wall plate and the outer side (horizontal seam) of the supporting frame to influence the heat preservation effect exists. And also there is some problem of solving and easily producing the heat bridge among prior art, but generally all adopt the heated board to paste together with outer wallboard admittedly, relatively fixed between the two, though can slow down the skilful problem of heat, because the heated board separates to keep off and makes easily to corrode between heated board and the outer wallboard for a long time.

Disclosure of Invention

The invention aims to provide a connecting member for a beam column steel structure of an assembly type building, which solves the problems in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme:

an assembly type building beam column steel structure connecting member, comprising:

the connecting plate is arranged on the upper end surface of the structural beam;

the structural beam comprises a vertical beam and cross beams arranged at the upper end and the lower end of the vertical beam;

the curved ribs are arranged in the structural beam and positioned on the outer side, and two ends of each curved rib are respectively fixed with the upper cross beam and the lower cross beam;

the cavity body with the air outlet hole is arranged in the structural beam at the curved rib and is connected with an air conveying channel arranged on the vertical beam, and the air conveying channel is provided with a sealing cover;

the water stop block is filled in the structural beam at the curved rib, and a cavity is formed by the water stop block, the vertical beam and the cross beam;

the through hole is formed in the vertical beam;

the groove bodies are arranged on the upper cross beam and the lower cross beam;

a plug body structure with a passage, the plug body structure being located in the chamber and facing the through hole;

initially, the plug body structure is not in contact with the through hole, and after the water stop block expands, the plug body structure is pushed to the through hole and blocks the through hole, and the water stop block fills the tank body.

Preferably, the tangent plane of the curved rib is provided with an integrated reinforcing rib, and the outer side face of the reinforcing rib is flush with the tangent plane of the curved rib and the outer side edge of the cross beam.

Preferably, a fixing groove matched with the curved rib is reserved on the water stop block, and the water stop block is mounted on the curved rib through the reserved fixing groove.

Preferably, the plug body structure comprises a plug, and initially, the plug is not in contact with the through hole through the resilient structure.

Preferably, the rebounding structure is an elastic sheet, one end of the elastic sheet is fixed with the vertical beam, and the other end of the elastic sheet is fixed with the chock block.

Preferably, the rebounding structure comprises a rod and a spring, the rod is installed in the through hole, one end of the spring is fixed to the rod, and the other end of the spring is fixed to the chock block.

Preferably, the cavity is internally provided with a micropore elastomer, the elastomer is in contact with the vertical beam and is hollow in the elastomer.

Preferably, the outer opening of the through hole is in a shape of a Chinese character 'ba', the channel is arranged on the plug block, and the outer channel opening of the channel is smaller than the inner channel opening.

Preferably, the FC board is installed to the inboard of structure roof beam, the up end of connecting plate is installed the angle steel of taking the stiffening rib board.

Preferably, the structural beam and the angle steel on the same side are provided with an external wall panel through bolts, and the side surface of the connecting plate is connected with a floor slab positioned on the upper end surface of the structural beam.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, the reinforcing ribs apply force to the curved ribs, so that the flexural strength of the upper and lower beams is indirectly improved, the outer side strength of the structural beam is enhanced, and meanwhile, the upper and lower beams can bear load and can be balanced because the reinforcing ribs are positioned on the tangent planes of the curved ribs, thereby reducing the risk of deformation of the two beams due to load. The stiffness of the curved ribs can be directly increased by arranging the reinforcing ribs, and the joint acting force of the shearing force and the pulling force of the bolts matched with the reinforcing ribs is reduced. The water stop block can be repeatedly expanded and contracted, one side of the water stop block is tightly attached to the external wall panel, no gap is ensured between the water stop block and the external wall panel, the water stop block is used for preventing water and moisture, a heat bridge is not generated at the joint of the horizontal seams, the phenomenon of bacteria growth and mildew generation caused by the heat bridge is avoided, and meanwhile, the heat insulation effect of the whole external wall enclosure system is enhanced. The stability and the safety of use and good sound insulation of the whole structural beam are improved by arranging the stiffening rib plates and the assembled FC plates and the like. The cavity body can be sent into through the gas transmission way with the warm braw of circulation to external equipment, can realize that the stagnant water piece dehydration restores, can expand again when there is the seam moist in horizontal seam junction, supports tightly with the side fascia once more, guarantees not have the space between the two. On the basis of ensuring the stability and safety of the whole structure, the reinforced rib plate has the advantages of light weight, high strength, good anti-seismic performance, small component size, easiness in assembly, short construction period and the like, has good stress performance under the action of various loads, can improve the bearing capacity, and can also ensure the whole out-of-plane deformation of the node.

Drawings

FIG. 1 is a schematic structural view of example 1 of the present invention;

FIG. 2 is a schematic view of the water stop block of FIG. 1 according to the present invention;

fig. 3 is a schematic view of the curved rib and the water stop block of embodiment 1 of the present invention;

FIG. 4 is a schematic sectional view of an elastomer according to example 1 of the present invention;

FIG. 5 is a schematic view of the structure of the present invention in which the water stop block at A is pushed toward the through hole;

FIG. 6 is a schematic view of the plug of FIG. 5 with the through hole plugged;

FIG. 7 is a schematic view of a chock of embodiment 1 of the invention;

FIG. 8 is a schematic view of a stopper structure according to embodiment 2 of the present invention;

FIG. 9 is a schematic view of the plug of FIG. 8 with the through hole plugged;

FIG. 10 is a schematic view of a rod in a through hole according to example 2 of the present invention.

In the figure: 1-structural beam, 2-vertical beam, 3-cross beam, 4-curved rib, 5-reinforcing rib, 6-water stop block, 7-cavity, 8-through hole, 9-plug block, 10-spring plate, 11-channel, 12-rod, 13-spring, 14-elastomer, 15-micropore, 16-groove, 17-fixed groove, 18-angle steel, 19-stiffening rib plate, 20-bolt, 21-external wall plate, 22-plug body structure, 23-connecting plate, 24-external side opening, 25-external side channel opening, 26-internal side channel opening, 27-cavity body, 28-air conveying channel, 29-sealing cover, 30-floor and 31-FC plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1:

referring to fig. 1 to 7, the present invention provides a technical solution:

a connecting plate 23 mounted on the upper end surface of the structural beam 1, specifically, on the cross beam 3 at the upper end, as shown in fig. 1;

the structure beam 1 comprises a vertical beam 2 and cross beams 3 arranged at the upper end and the lower end of the vertical beam 2;

the curved rib 4 is arranged in the structural beam 1 and positioned at the outer side, and two ends of the curved rib 4 are respectively fixed with the upper cross beam 3 and the lower cross beam 3, as shown in fig. 1, in the embodiment, for convenience of understanding, one side of the structural beam 1 where the external wall panel 21 is installed is the outer side, and the side corresponding to the outer side is the inner side;

a hollow cavity body 27 with air outlet, which is arranged in the structural beam 1 at the curved rib 4 and is connected with an air delivery channel 28 arranged on the vertical beam 2, and the air delivery channel 28 is provided with a sealing cover 29;

the water stop block 6 is filled in the structural beam 1 at the curved rib 4, and a cavity 7 is defined by the water stop block 6, the vertical beam 2 and the cross beam 3;

the through hole 8 is formed in the vertical beam 2;

the groove bodies 16 are arranged on the upper and lower cross beams 3;

a plug body structure 22 with a passage 11, the plug body structure 22 being located in the chamber 7 and facing the through hole 8;

initially, the plug body structure 22 is not in contact with the through hole 8, and after the water stop block 6 is expanded, the plug body structure 22 is pushed toward the through hole 8 and blocks the through hole 8, and fills the tank body 16.

Specifically, the tangent plane of the curved rib 4 is provided with an integrated reinforcing rib 5, and the outer side surface of the reinforcing rib 5 is flush with the tangent plane of the curved rib 4 and the outer side edge of the cross beam 3. As shown in fig. 1 or 3, since the external wall panel 21 is required to be installed on one side of the structural beam 1 in this embodiment, the outer side of the structural beam 1 is subjected to various loads: dead weight loads, wind loads, and seismic loads.

The load that receives directly transmits especially two crossbeams 3 on structural beam 1, the bearing is great in the crossbeam 3 outside, so through setting up curved rib 4 and strengthening rib 5 thereof, after installing side fascia 21, through strengthening rib 5 to curved rib 4 application of force, the indirect flexural strength who makes two crossbeams 3 from top to bottom obtains improving, thereby make structural beam 1's outside intensity strengthened, simultaneously because strengthening rib 5 is located curved rib 4's tangent plane, two crossbeams 3 can the bearing can keep balanced from top to bottom, the risk that makes two crossbeams 3 take place the deformation because of the load has been reduced. The stiffness of the curved rib 4 can be directly increased by arranging the reinforcing rib 5, and the combined action force of the shearing force and the pulling force of the bolt 20 equipped with the reinforcing rib is reduced.

Specifically, a fixing groove 17 matched with the curved rib 4 is reserved on the water stop block 6, and the water stop block 6 is mounted on the curved rib 4 through the reserved fixing groove 17. After the water stop block 6 is installed in the present embodiment, as shown in fig. 2, the FC plate 31 is installed on the inner side of the structural beam 1, so that the water stop block 6 is located in the sealed space surrounded by four sides, the external wall panel 21 is fixed on the outer side of the structural beam 1 by the bolts 20, and then the water stop block 6 is packed between the structural beam 1 and the external wall panel 21, as shown in fig. 3, the water stop block 6 is provided with the fixing groove 17, so that the water stop block 6 can be clamped and fixed on the curved rib 4.

Specifically, the chamber 7 is internally provided with an elastic body 14 with micropores 15, the elastic body 14 is in contact with the vertical beam 2 or the water stop block 6, and the elastic body 14 is hollow. In this embodiment, water stop 6 preferably uses water-swelling polyurethane elastomer, can repeat the inflation, can guarantee the circulation that absorbs water the inflation repeatedly, dewater and recover simultaneously in the application, realizes long-term stagnant water effect.

As shown in figure 1, the volume of the water stop block 6 is smaller than the volume of the cavity outside the structural beam 1 at the initial time, a distance is reserved between the water stop block 6 and the vertical beam 2, the water stop block 6 and the vertical beam 2 and the cross beam 3 enclose a chamber 7, the chamber 7 is used for providing space when the water stop block 6 expands in the presence of water, providing space for installing the elastic body 14 and the plug body structure 22, and simultaneously providing a drying space for accelerating dehydration of the water stop block 6. Considering that the expansion volume of the water stop block 6 is larger, the elastic body 14 can be selected to be in contact with or not in contact with the water stop block 6, and due to the arrangement of the groove body 16, the water stop block 6 can be filled in the groove body 16 when being expanded, and the moisture resistance and the contact tightness of the water stop block 6 and the external wall panel 21 can be further ensured.

Specifically, the plug body structure 22 comprises a plug 9, and initially, the plug 9 is not in contact with the through hole 8 through a rebound structure. The resilience structure is an elastic sheet 10, one end of the elastic sheet 10 is fixed with the vertical beam 2, and the other end of the elastic sheet is fixed with the chock 9. The outer opening 24 of the through hole 8 is in a shape of a Chinese character 'ba', the channel 11 is arranged on the chock 9, and the outer passage opening 25 of the channel 11 is smaller than the inner passage opening 26.

As shown in fig. 5 to 7, at the beginning, stagnant water piece 6 does not meet water inflation, this moment chock 9 and through-hole 8 between have the interval and contactless, meet water inflation when stagnant water piece 6, stagnant water piece 6 is close to one side of erecting roof beam 2 and pushes chock 9 to through-hole 8, block up through-hole 8 until chock 9, one side that perpendicular roof beam 2 was kept away from to stagnant water piece 6 simultaneously pastes tightly with exterior wallboard 21, guarantee there is not the space between the two, be used for dampproofing and waterproofing, guarantee that the horizontal seam junction does not produce the heat bridge, avoid the long fungus mildew phenomenon because of the heat bridge produces, whole outer wall enclosure system heat preservation effect has been strengthened simultaneously. After the water stop block 6 is contracted, the plug body structure 22 is not contacted with the through hole 8, and the water stop block 6 is not filled in the groove body 16. Because the inside and outside both sides temperature difference's of structural beam 1 reason, when the inboard temperature is higher, is higher than the outside or air mobility is great, the air is through leading to 11 with through-hole 8 UNICOM to stagnant water piece 6 effect, makes stagnant water piece 6 lose water gradually, can make stagnant water piece 6 shrink until shell fragment 10 effort can break away from the contact with chock 9 and through-hole 8.

As shown in fig. 4, in order to accelerate the shrinkage of the waterproof block 6, the elastic body 14 is adopted in the present embodiment, the shrinkage of the waterproof block 6 is assisted by elastic force, and the elastic body 14 is provided with the micropores 15, so that the expansion and shrinkage effects of the elastic body 14 are good, and in the present embodiment, the elastic body 14 can be made of hydrophobic rubber or silica gel with good elastic force, and is preferably oval. As shown in fig. 5 to 6, the outer opening 24 of the through-hole 8 has a shape of "eight" so that a part of the plunger 9 can be well caught in the outer opening 24. As shown in fig. 7, the outer passage opening 25 of the passage 11 is smaller than the inner passage opening 26, so that the waterproof and moistureproof performance can be ensured.

In this embodiment, in order to accelerate the shrinkage of the water stop block 6, external equipment such as circulating hot air may be introduced into the through hole 8 or the air duct to dry and dehydrate the water stop block 6. Specifically, can open sealed lid, cavity body 27 is sent into through defeated air flue to the external equipment with the warm braw of circulation, can realize ending the dehydration of water piece 6 and recover, can expand again when there is the seam moist in horizontal seam junction, supports tightly with side fascia 21 once more, guarantees no space between the two.

Specifically, an FC plate 31 is mounted on the inner side of the structural beam 1, and an angle steel 18 having a reinforcing rib plate 19 is mounted on the upper end surface of the connecting plate 23. As shown in fig. 2, since the external wall panel 21 is mounted on the outer side of the structural beam 1 by the bolts 20 as a load bearing side, the stability and safety of use and good sound insulation of the entire structural beam 1 are improved by providing the stiffening rib plate 19 and the fitted FC panel 31 and the like.

The structural beam 1 and the angle iron 18 on the same side are provided with an external wall panel 21 through bolts 20, and the side surface of the connecting plate 23 is connected with a floor 30 positioned on the upper end surface of the structural beam 1.

Example 2:

referring to fig. 8 to 10, the present invention provides a technical solution, which is basically the same as embodiment 1, but slightly different:

the resilience structure comprises a rod 12 and a spring 13, wherein the rod 12 is installed in the through hole 8, one end of the spring 13 is fixed with the rod 12, and the other end of the spring is fixed with the chock block 9. At first, stagnant water piece 6 does not meet water inflation, this moment have interval and contactless between chock 9 and the through-hole 8, meet water inflation when stagnant water piece 6, stagnant water piece 6 is close to one side of erecting roof beam 2 and pushes chock 9 to through-hole 8, block up through-hole 8 until chock 9, stagnant water piece 6 keeps away from one side of erecting roof beam 2 simultaneously and pastes tightly with side fascia 21, because the inside and outside both sides temperature difference's of structure roof beam 1 reason, when inboard temperature is higher, be higher than the outside or when air mobility is great, the air leads to 11 effects to stagnant water piece 6 through the way with through-hole 8 UNICOM, make stagnant water piece 6 lose water gradually, can make stagnant water piece 6 shrink until spring 13 effort can break away from the contact with chock 9 and through-hole 8.

The invention, the remaining parts not described, are the same as, or known or realizable by the prior art and will not be described in detail here.

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

Claims

1. The utility model provides an assembly type structure beam column steel construction connecting elements which characterized in that includes:

the connecting plate (23) is installed on the upper end face of the structural beam (1);

the structural beam (1) comprises a vertical beam (2) and cross beams (3) arranged at the upper end and the lower end of the vertical beam (2);

the curved ribs (4) are arranged in the structural beam (1) and positioned on the outer side, and two ends of each curved rib (4) are respectively fixed with the upper cross beam (3) and the lower cross beam (3);

a cavity body (27) with air outlet holes is arranged in the structural beam (1) at the curved rib (4) and is connected with an air conveying channel (28) arranged on the vertical beam (2), and the air conveying channel (28) is provided with a sealing cover (29);

the water stop block (6) is filled in the structural beam (1) at the position of the curved rib (4), and a cavity (7) is enclosed by the water stop block (6) and the vertical beam (2) and the cross beam (3);

the through hole (8) is formed in the vertical beam (2);

the groove bodies (16) are arranged on the upper and lower cross beams (3);

a plug body structure (22) with a passage (11), the plug body structure (22) being located in the chamber (7) and facing the through hole (8);

initially, the plug body structure (22) is not in contact with the through hole (8), after the water stop block (6) is expanded, the plug body structure (22) is pushed towards the through hole (8) and blocks the through hole (8), and the water stop block (6) fills the tank body (16).

2. The fabricated building beam column steel structure connecting member as claimed in claim 1, wherein the curved rib (4) has an integrated reinforcing rib (5) on a cut surface, and an outer side surface of the reinforcing rib (5) is flush with the cut surface of the curved rib (4) and an outer side edge of the cross beam (3).

3. The fabricated building beam column steel structure connecting member as claimed in claim 1, wherein fixing grooves (17) matched with the curved ribs (4) are reserved on the water stopping block (6), and the water stopping block (6) is mounted on the curved ribs (4) through the reserved fixing grooves (17).

4. An assembled building beam column steel structure connecting element according to claim 1, characterized in that the plug body structure (22) comprises a plug block (9), and initially, the plug block (9) is not in contact with the through hole (8) through a rebound structure.

5. The assembled building beam column steel structure connecting component of claim 4, wherein the resilient structure is an elastic sheet (10), one end of the elastic sheet (10) is fixed with the vertical beam (2), and the other end is fixed with the chock block (9).

6. An assembled building beam column steel structure connecting element according to claim 4, characterized in that the resilient structure comprises a rod (12) and a spring (13), the rod (12) is installed in the through hole (8), one end of the spring (13) is fixed with the rod (12), and the other end is fixed with the chock (9).

7. The assembled building beam column steel structure connecting component as claimed in claim 1, wherein the chamber (7) is provided with an elastic body (14) with micropores (15), the elastic body (14) is in contact with the vertical beam (2), and the elastic body (14) is hollow.

8. The assembled building beam column steel structure connecting component of claim 4, wherein the outer opening (24) of the through hole (8) is in a shape of Chinese character 'ba', the channel (11) is arranged on the chock block (9), and the outer passage opening (25) of the channel (11) is smaller than the inner passage opening (26).

9. An assembled building beam column steel structure connecting component as claimed in claim 1, wherein the inside of the structural beam (1) is installed with FC board (31), the upper end face of the connecting board (23) is installed with angle steel (18) with stiffening rib plate (19).

10. The assembled building beam column steel structure connecting component as claimed in claim 9, wherein the structural beam (1) and the angle steel (18) on the same side are provided with external wall panels (21) through bolts (20), and the side of the connecting plate (23) is connected with a floor (30) on the upper end surface of the structural beam (1).