CN217379847U - Light gauge steel wall system reinforcing structure of opening a hole - Google Patents

Abstract

The utility model discloses a light steel keel wall system opening reinforcing structure, which comprises a light steel keel wall system framework consisting of a horizontal top keel, a horizontal ground keel, a middle cross bracing keel and a vertical keel; functional holes are formed on the framework of the light steel keel wall system; the keel combination beam is horizontally supported and fixed at the top end of the functional hole; the keel combined beam comprises two keels and two guide beams; the two keels are parallel, and the openings are arranged in a fitting manner; the two guide beams are U-shaped and are symmetrically buckled on the outer sides of the two keels respectively, and the two guide beams are used for clamping the two keels and are locked and fixed through the self-tapping screws. The utility model discloses mainly open a hole reinforcement measure around light gauge steel wall system and study, carry out the reinforcement operation around the function hole that forms on light gauge steel wall system skeleton to prevent that the wall body is out of shape, and then lead to wall body fracture, panel to drop the scheduling problem, open a hole reinforcement technique through the wall body, solve this problem, ensure construction safety.

Description

Light gauge steel wall system reinforcing structure of opening a hole

Technical Field

The utility model relates to a construction technical field, more specifically the saying so relates to a light gauge steel wall system reinforcement structure of opening a hole.

Background

Today, the construction industry is vigorously developing, and the cold-formed thin-wall type light steel keel wall system is more and more widely applied to engineering construction. It features low steel consumption, light structure dead weight, convenient foundation treatment, less environmental pollution and low construction cost. The material has light weight, sound insulation, earthquake resistance and excellent field processing performance, is suitable for projects with changeable decoration space and higher requirements on surface layer flatness and verticality, and can greatly accelerate the construction progress.

However, in the actual construction process, the light steel keel wall body is provided with a plurality of electromechanical tail ends, pipeline wall penetrating holes and door and window openings. The conventional light steel keel wall system has weak wall rigidity after opening a hole, and is easy to deform, so that the problems of wall cracking, plate falling and the like are caused, and the safety of users is influenced.

Therefore, how to perform the reinforcement structure treatment after the hole is opened on the light steel keel wall is a problem that needs to be solved urgently by the technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a light gauge steel wall system reinforcement structure of opening a hole aims at solving above-mentioned technical problem.

Regarding the construction of the traditional light steel keel wall system framework:

the light steel keel wall system framework is generally composed of horizontal top keel edges, horizontal ground keel edges, middle cross bracing keel and vertical keel, the accessories of the wall body are mainly expansion bolts, or shooting nails or cement nails, self-tapping screws and self-plugging rivets, and the specifications of the accessories are set according to different requirements.

The main process flow is as follows:

the method comprises the following steps of finishing ground cleaning and leveling, finishing concrete flanging construction, positioning a wall body, installing an edge keel and an edge keel, installing a frame keel, grading the position of a vertical keel, installing a vertical keel, reinforcing a square pipe, installing a frame keel, installing a cross keel, checking keel installation, installing a lining plate on one side, checking electromechanical laying pipes and wall attachment equipment, filling rock wool or glass wool, installing a lining plate on the other side, processing joints and corners, laying a waterproof breathable film, and checking and accepting quality.

The opening structure arranged on the framework of the light steel keel wall system needs to be reinforced to prevent the wall from deforming, so that the problems of wall cracking, plate falling and the like are solved.

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

a light steel keel wall system opening reinforcing structure comprises a light steel keel wall system framework, wherein the light steel keel wall system framework consists of a horizontal top edge keel, a horizontal ground edge keel, a middle cross bracing keel and a vertical keel; functional holes are formed on the framework of the light steel keel wall system; the keel combination beam is horizontally supported and fixed at the top end of the functional hole; the keel combined beam comprises two keels and two guide beams; the two keels are parallel, and the openings are arranged in a fitting manner; the two guide beams are U-shaped and are symmetrically buckled on the outer sides of the two keels respectively, and the two guide beams are used for clamping the two keels and are locked and fixed through self-tapping screws.

Through the technical scheme, the utility model discloses mainly open a hole reinforcement measure around light gauge steel wall system and study, carry out the reinforcement operation all around of the function hole that forms on light gauge steel wall system skeleton to prevent that the wall body is out of shape, and then lead to wall body fracture, panel scheduling problem that drops, open a hole reinforcement technique through the wall body, solve this problem, ensure construction safety.

Preferably, in the above-mentioned light gauge steel wall system reinforcement structure of making a hole, the vertical border of function hole both sides with the right angle seam inboard at fossil fragments combination beam both ends is fixed with the support angle steel board.

Preferably, in the hole reinforcing structure for the light steel keel wall system, the keel combined wall column is fixedly supported at the vertical edges at the two sides of the functional hole; the keel combined wall column is formed by combining and fixing a plurality of keels.

Preferably, in the above reinforcing structure for opening a light steel keel wall system, the keel composite wall column comprises two keels; the two keels are arranged in parallel, and the opening directions of the two keels are opposite, or the two keels are arranged in parallel, and the opening directions of the two keels are opposite; the side walls of the two keels are fixedly connected with the self-tapping nails through wall column connecting steel belts.

Preferably, in the above reinforcing structure for opening a light steel keel wall system, the keel composite wall column comprises two keels; two the fossil fragments are parallel, and the crisscross laminating of lateral wall arranges the cylinder structure that forms the cross-section for the rectangle, two the lateral wall of fossil fragments passes through self tapping nail fastening connects.

Preferably, in the reinforcement structure that opens a hole of light gauge steel wall system above-mentioned, fossil fragments combination wall post includes three fossil fragments, three the parallel laminating of fossil fragments is arranged, and two in the outside the opening opposite direction of fossil fragments, three the lateral wall of fossil fragments pass through wall post connection steel band with self tapping nail fastening connects.

Preferably, in the hole-forming reinforcing structure for the light steel keel wall system, when two keel combination beams need to be butted on a steel column, the butt joint of the two keel combination beams is positioned above the steel column, and the outer side wall of the butt joint of the two keel combination beams is fixedly connected with the self-tapping screw through a combination beam connecting steel belt; and beam-column connecting angle steel plates are fixed on the inner sides of the right-angle joints of the keel combination beams and the steel columns.

Preferably, in the reinforcing structure for opening the light steel keel wall system, when the ends of the two guide beams need to be butted, a keel section is fixed between the inner side walls of the openings of the butted ends of the two guide beams through the tapping screw.

Preferably, in the above reinforcing structure for opening a light steel keel wall system, when the ends of the two guide beams need to be butted, the outer side wall of the butted end of the two guide beams is fixed with a guide beam connecting steel strip through the self-tapping screw.

Preferably, in the reinforcing structure for opening the light steel keel wall system, the functional holes include a door and window hole, an electromechanical pipeline hole, a door opening provided with a door opener, a door opening provided with a rolling door and a door opening provided with an explosion-proof door.

According to the technical scheme, compare with prior art, the utility model discloses a light gauge steel wall system reinforcement structure of opening a hole, at door and window entrance to a cave, electromechanical pipeline entrance to a cave, the door opening of door opening machine is equipped with, the reinforcement of the entrance to a cave such as rolling slats door entrance to a cave, explosion-proof door entrance to a cave of being equipped with has played the guide effect on handling, and the construction achievement satisfies the designing requirement, and construction quality is high, has played critical effect for developing smoothly of construction project.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic view of the installation along a keel;

FIG. 2 is a drawing of an exterior wall keel joint;

FIG. 3 is a drawing of a node diagram of a transverse keel and a vertical keel;

FIG. 4 is a drawing of a fastener layout;

FIG. 5 is a schematic view of the process for joining the external corner of a wall;

FIG. 6 is a schematic view of the inside corner seam treatment of a wall;

FIG. 7 is a typical elevation view;

FIG. 8 is a schematic view of the assembled cross-sectional shape;

fig. 9 is a schematic structural view of an opening lintel provided by the present invention;

FIG. 10 is an enlarged front view of a portion I of the present invention;

figure 11 is a cross-sectional view of the keel composite beam of figure 9 provided by the present invention;

FIG. 12 is a schematic structural view of a supporting angle steel plate according to the present invention;

figure 13 is an exploded view of the keel composite beam provided by the invention;

figure 14 is a side view of a keel composite beam provided by the invention;

figure 15 is a schematic view of a first embodiment of a keel composite wall column according to the invention;

figure 16 is a schematic view of a second embodiment of the keel composite wall column provided by the invention;

figure 17 is a schematic view of a third embodiment of the keel composite wall column provided by the invention;

figure 18 is a schematic view of a fourth embodiment of the keel composite wall stud provided by the invention;

fig. 19 is a schematic view of the outer side butt joint of the guide beam provided by the present invention;

fig. 20 is a schematic view of the inner side butt joint of the guide beam provided by the present invention;

figure 21 is a schematic view of the connection between the keel composite beam and the steel column provided by the invention;

fig. 22 is a schematic view of a windowsill connection node according to the present invention;

fig. 23 is a schematic view of a door opening connecting node provided in the present invention;

fig. 24 is a schematic view of a window connection node according to the present invention.

Wherein:

1-along the top keel; 2-along the keel; 3-horizontal keel supporting; 4-a vertical keel; 5-keel combined beam; 6-keel; 7-a guide beam; 8-self-tapping screw; 9-supporting angle steel plates; 10-keel combined wall columns; 11-connecting the steel strip with the wall column; 12-steel column; 13-connecting the steel strip with the combined beam; 14-beam-column connecting angle steel plates; 15-keel section; 16-the guide beam is connected with the steel belt; 17-roof profiled steel sheets; 18-chemical anchor bolt; 19-structural beams; 20-wall panels; 21-a base layer caulked gypsum layer; 22-a first layer of caulk; 23-a second layer of caulk; 24-a third layer of caulk; 25-metal corner protection band.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The light steel keel wall system framework has the following construction modes and key points:

(1) positioning a wall body:

according to the design construction drawing, a side line, a position line along the top and the ground keel and a door opening line are arranged on the ground, the concrete flanging and the wall top, and a wire is hung from the ground by a hanging hammer when the wire is bounced from the wall top.

(2) Installing along the top keel and along the ground keel:

according to the partition wall position line that has put, the installation is along top fossil fragments 1 and along keel 2, along top fossil fragments 1 and along 2 requirements of keel with high limit horizontal keel, with the bolt fastening for the fossil fragments on roofing profiled sheet 17, the bolt interval is not more than 400 mm. Fixing the terrace or the concrete flanging by using a chemical anchor bolt 18 of M12 along the ground keel 2, wherein the distance between the initial position of the chemical anchor bolt 18 and the keel end is not more than 50mm, and the bolt distance is 400mm, and the chemical anchor bolt is arranged in a Z shape; and (3) arranging anchor reinforcements at intervals of 1200mm, and fixing the anchor reinforcements on the ground or concrete turned edge by using chemical anchors 18 of M12, wherein the outline is shown in figure 1.

(3) Keel connection:

the vertical keel 4 of the outer wall needs to be connected with the original structural beam 19 to meet the strength required by wind load, and the wall body with the height of more than 7 meters of the inner wall also needs to be connected with the structural beam 19, as shown in fig. 2.

The distance between the vertical keels 4 is 400mm, and the distance between the vertical keels 4 in a room with waterproof requirements is 300 mm. According to the position of a partition wall paying-off door opening, after an edge top keel 1 and an edge ground keel 2 are installed, a wall body is graded according to the distance between vertical keels 4; when the grade is insufficient, the position of the vertical keel 4 is locally adjusted along with the position of the panel;

designing holes such as doors and windows: the door and window opening part needs to be provided with a lintel, and the form of the lintel needs to be changed correspondingly along with the increase of the width of the door opening.

(4) Installing a vertical keel:

firstly, installing a vertical keel 4 according to a stepping position, inserting an edge top keel 1 and an edge ground keel 2 into the upper end and the lower end of the vertical keel 4, adjusting the verticality and positioning accurately, and fixing by using a self-tapping screw 8;

secondly, the vertical keels 4 are cut according to the distance between the upper high-side transverse keels and the lower high-side transverse keels, and the length of the vertical keels 4 can be 10mm shorter than the distance between the upper transverse keels and the lower transverse keels for the convenience of inserting the transverse keels;

and thirdly, when the vertical keel 4 is installed, the opening direction is kept consistent. If the upper and lower openings are required to be overlapped, the upper and lower openings are consistent, and the openings are ensured to be on the same horizontal plane;

and fourthly, after installation, correcting the verticality of the vertical keel 4 by using a hanging hammer.

Special attention is paid to: before the panel installation, the vertical keel 4 can not be fixed in place, and the error can not be adjusted during the panel installation.

(5) Installing a door frame keel:

the ground keel 2 is disconnected at the position of the door opening;

additional vertical keels are erected on two sides of the door opening, the additional vertical keels are pushed to the top according to design requirements, a space is reserved above the door opening, and openings of the additional vertical keels face away from the door opening;

the vertical keel 4 should avoid the position of the door opening frame edge during grading, so that the gypsum board joint avoids the door frame line.

(6) Installing a transverse keel:

a transverse keel is arranged every 1200mm, and the height of the transverse keel can be adjusted on site according to the specific condition of the wall height, and the maximum height is not more than 1250 mm. The transverse keels and the vertical keels 4 are fixed by flat head self-tapping nails. The fixing thumbnail is shown in fig. 3.

(7) Keel installation and inspection:

before the gypsum board is installed, the firmness degree, the verticality and the flatness of the partition framework are checked, and the infirm part is reinforced;

the vertical deviation of the vertical surface of the keel is less than or equal to 3mm, and the surface unevenness is less than or equal to 2 mm;

the panel can not be installed if the keel is not qualified through inspection and acceptance.

(8) Installing a side lining plate:

the wall panels 20 are installed in sequence starting from one end of the wall. A seam of 3mm is reserved between two adjacent wall panels 20; the wall panel 20 is positioned in the center of the vertical keel 4, and the overlapping width of the wall panel 20 and the keel is not less than 15 mm;

cutting and enabling the lining plates to be tightly attached to the peripheries of all the holes; when the lining plate is butted with different materials, the gap between the lining plate and the edge of the lining plate is at least 6 mm; the two side panels of the keel are required to be staggered vertically and horizontally and cannot be overlapped;

the tapping screw should sink into the surface of the panel by 0.5 mm-1 mm, and the panel protective paper should not be cut off to expose the internal material; the distance between the nails at the edges of the plate is 200mm, the distance between the nails in the plate is 200mm vertically, and the distance between the nails in the plate and the keel is transversely changed; at least 9mm from the edges and ends of the sheet. When the self-tapping screws are fastened, the panels must abut against the studs. The panel screw pitch position is largely as shown in fig. 4.

(9) And (3) electromechanical pipe laying and wall attaching equipment inspection:

and (4) electromechanical pre-burying pipelines and wall attaching equipment according to the requirements of a drawing. The installation is required to be carried out synchronously with the keel installation or is carried out in front of a panel sealing plate on the other side, and the fixation is firm;

when the electrical equipment professionally lays a pipeline in a wall, the opening of the keel needs to be reinforced; the water pipe needs to be subjected to waterproof treatment at the wall penetrating position.

(10) Installing a lining plate on the other side:

after the electromechanical pipe laying and rock (glass) wool inspection are qualified, a lining plate sealing plate can be carried out, and the construction and quality requirements are the same as the above.

(11) Seam and corner protection treatment:

the engineering panel has three splicing forms, namely a plane joint, an internal corner joint and an external corner joint.

The plane joint is in a wedge-shaped edge joint mode, the width of a wedge is 10mm, and the inner recess is 3 mm;

when the panel is installed, a seam is reserved at the joint of the panel for 3mm, and the groove is connected with the groove;

and (4) scraping putty with the thickness of about 1mm at the seam slope, then pasting a seam paper tape, compacting and scraping. When the putty begins to solidify and is still in a wet state, another putty is applied, the joint paper tape is embedded into the putty and is filled and leveled, and a base layer caulking gypsum layer is formed;

then three layers of caulking paste are made at the joint, the width of the first layer of caulking paste is 100mm, the width of the second layer of caulking paste is 200mm, and the width of the third layer of caulking paste is 300 mm;

female and male corner seams typically require coplanar seams, with metal corner tapes for both the female and male corner seams, see fig. 5 and 6.

Referring to fig. 7, the reinforcement of the keel wall opening provided in this embodiment is calculated as follows:

and performing computer simulation calculation on the strength of the wall keel at the opening position according to the type and the location of the wall, and selecting the light steel keel with the corresponding specification according to the calculation result. The calculation process of the opening of the light steel keel wall is as follows:

a simplified calculation diagram, a typical elevation is shown in fig. 7.

The vertical spacing of the keels is 1200mm and the horizontal spacing is 400 mm.

Exterior wall lintel, lintel 2-C20019(2-C203x51x12.5x1.9)

The combined cross-sectional shape is shown in fig. 8.

Checking calculation of normal use limit state

Load combination: 1.0 dead load +1.0 wind load

Checking and calculating of bearing capacity limit state

Load combination: 1.2 constant load +1.4 wind load

The lintel being a bidirectional flexural member

According to (GB50018-2002)5.3, the bending strength, the shearing strength and the overall stability are calculated by tests:

strength:

(formula 2 simplified formula)

Stability:

through analysis, the height of the outer wall can be borne by 3.5 m lintel 2-C20019 at most, and if the height exceeds the height, 2-C30024 is used.

The maximum deformation and the design internal force of the lintel are as follows, and the calculation method is shown in the table annotation:

note:

the constant load (excluding the dead weight of the lintel) is W _y (ii) a Wind load of W _kn ；

② from dead load (wall dead weight + lintel dead weight q) _h ) The load of the uniform distribution line is caused to be: q. q.s _{Constant load} ＝W _y ×h+q _h The load of the uniformly distributed lines caused by wind load is as follows:

h is the height of the cross beam section.

Description of the drawings: the wall with the height of H above the lintel bears all wind loads of W _kn Xh, with half being borne by the lintel and the other half by the steel or concrete beams of the support wall.

Thirdly, calculating the maximum deformation of the lintel according to a simply supported beam deflection formula:

fourthly, causing the maximum designed bending moment of the lintel by constant load:

maximum design bending moment caused by wind load:

the maximum designed shear force of the lintel caused by constant load:

maximum design shear due to wind load:

and (4) conclusion: meets the requirements.

Example 1:

referring to fig. 9 to 14, the opening reinforcing structure for the light steel keel wall system comprises a light steel keel wall system framework consisting of a horizontal top keel 1, a horizontal ground keel 2, a middle cross bracing keel 3 and a vertical keel 4; functional holes are formed on the framework of the light steel keel wall system; the keel combination beam 5 is horizontally supported and fixed at the top end of the functional hole; the keel combined beam 5 comprises two keels 6 and two guide beams 7; the two keels 6 are parallel, and the openings are arranged in a fitting manner; two nose girders 7 are the U type, and the symmetry buckle is in two fossil fragments 6 outsides respectively, and two nose girders 7 are used for two fossil fragments 6 chucking to it is fixed to lock through tapping screw 8.

In order to further optimize the technical scheme, support angle steel plates 9 are fixed on the vertical edges of the two sides of the functional hole and the inner sides of the right-angle seams at the two ends of the keel combined beam 5.

Example 2:

referring to fig. 15 and 16, the keel combined wall column 10 is supported and fixed at the vertical edges of the two sides of the functional hole; the keel combined wall column 10 is formed by combining and fixing a plurality of keels 6.

The keel combined wall column 10 comprises two keels 6; the two keels 6 are arranged in parallel, and the opening directions are opposite, or the two keels 6 are arranged in parallel, and the opening directions are opposite; the side walls of the two keels 6 are fixedly connected with the self-tapping nails 8 through wall column connecting steel belts 11.

Example 3:

referring to fig. 17, the keel composite wall stud 10 includes two keels 6; the two keels 6 are parallel, the side walls of the two keels are in staggered fit arrangement to form a cylinder structure with a rectangular cross section, and the side walls of the two keels 6 are fixedly connected through self-tapping screws 8.

Example 4:

referring to fig. 18, the keel combined wall column 10 comprises three keels 6, the three keels 6 are arranged in a parallel attaching mode, the opening directions of the two keels 6 on the outer side are opposite, and the side walls of the three keels 6 are fixedly connected with the tapping nails 8 through wall column connecting steel belts 11.

Example 5:

referring to fig. 19, when the ends of two guide beams 7 need to be butted, a guide beam connecting steel strip 16 is fixed on the outer side wall of the butted end of the two guide beams 7 through a self-tapping screw 8.

Example 6:

referring to fig. 20, when the ends of two guide beams 7 need to be butted, a keel section 15 is fixed between the inner side walls of the openings of the butted ends of the two guide beams 7 through a self-tapping screw 8.

Example 7:

referring to fig. 21, when two keel combination beams 5 need to be butted on a steel column 12, a butt joint seam of the two keel combination beams 5 is positioned above the steel column 12, and the outer side wall of the butt joint position of the two keel combination beams 5 is fixedly connected with a tapping screw 8 through a combination beam connecting steel belt 13; and a beam-column connecting angle steel plate 14 is fixed on the inner side of the right-angle joint of the keel combined beam 5 and the steel column 12.

Example 8:

referring to fig. 22, a diagram of a windowsill connection node is shown.

Example 9:

referring to fig. 23, a schematic diagram of a door opening connecting node is shown.

Example 10:

referring to fig. 24, a schematic diagram of a window connection node is shown.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A light gauge steel wall system opening reinforcing structure comprises a light gauge steel wall system framework consisting of a horizontal top keel (1), a horizontal ground keel (2), a middle cross bracing keel (3) and a vertical keel (4); functional holes are formed on the framework of the light steel keel wall system; the combined type keel beam is characterized by also comprising a keel combined beam (5) which is horizontally supported and fixed at the top end of the functional hole; the keel combined beam (5) comprises two keels (6) and two guide beams (7); the two keels (6) are parallel, and openings are arranged in a fit manner; the two guide beams (7) are U-shaped and are symmetrically buckled on the outer sides of the keels (6) respectively, and the two guide beams (7) are used for clamping the two keels (6) and are locked and fixed through self-tapping screws (8).

2. A reinforcement structure for opening a light gauge steel wall system according to claim 1, wherein the vertical edges of both sides of the functional hole and the inner sides of the right-angle joints at both ends of the keel combination beam (5) are fixed with supporting angle steel plates (9).

3. The opening reinforcing structure of the light steel keel wall system according to claim 1 or 2, wherein the vertical edges at two sides of the functional hole are fixedly supported with keel combined wall columns (10); the keel combined wall column (10) is formed by combining and fixing the keels (6).

4. A reinforcement structure for opening of light gauge steel wall system according to claim 3, characterized in that the keel composite wall column (10) comprises two said keels (6); the two keels (6) are arranged in parallel, and the opening directions are opposite, or the two keels (6) are arranged in parallel, and the opening directions are opposite; the side walls of the two keels (6) are fixedly connected with the self-tapping screw (8) through wall column connecting steel belts (11).

5. A reinforcement structure for opening of light gauge steel wall system according to claim 3, characterized in that the keel composite wall column (10) comprises two said keels (6); two fossil fragments (6) are parallel, and the crisscross laminating of lateral wall arranges the cylinder structure that forms the cross-section for the rectangle, two the lateral wall of fossil fragments (6) passes through self-tapping screw (8) fastening connection.

6. The light steel joist wall system punching reinforcing structure of claim 3, characterized in that, the fossil fragments combination wall post (10) includes three fossil fragments (6), three fossil fragments (6) parallel laminating are arranged, and two outside the opening opposite direction of fossil fragments (6), the lateral wall of three fossil fragments (6) pass through wall support connnection steel band (11) with self-tapping nail (8) fastening connection.

7. The opening reinforcing structure of the light steel keel wall system according to claim 1, wherein when two keel combination beams (5) need to be butted on a steel column (12), the butt joint seam of the two keel combination beams (5) is positioned above the steel column (12), and the outer side wall of the butt joint of the two keel combination beams (5) is fixedly connected with the self-tapping screw (8) through a combination beam connecting steel belt (13); and a beam-column connecting angle steel plate (14) is fixed on the inner side of a right-angle joint of the keel combined beam (5) and the steel column (12).

8. The opening reinforcing structure of the light steel keel wall system according to claim 1, wherein when the ends of the two guide beams (7) need to be butted, a keel section (15) is fixed between the inner side walls of the openings of the butted ends of the two guide beams (7) through the self-tapping screw (8).

9. A reinforcement structure for opening a hole in a light steel keel wall system according to claim 1, wherein when the ends of two guide beams (7) need to be butted, the outer side wall of the butted end of the two guide beams (7) is fixed with a guide beam connecting steel strip (16) through the self-tapping screw (8).

10. A reinforcement structure for opening in light gauge steel wall system according to any of claims 1-2 and 4-9, wherein the functional holes include door and window openings, electromechanical pipeline openings, door openings equipped with door openers, door openings equipped with rolling doors and door openings equipped with explosion-proof doors.

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