CN112982752A - L-shaped foundation combined member - Google Patents

L-shaped foundation combined member Download PDF

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Publication number
CN112982752A
CN112982752A CN202110181277.9A CN202110181277A CN112982752A CN 112982752 A CN112982752 A CN 112982752A CN 202110181277 A CN202110181277 A CN 202110181277A CN 112982752 A CN112982752 A CN 112982752A
Authority
CN
China
Prior art keywords
side plate
cavity
outer side
end part
extending end
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202110181277.9A
Other languages
Chinese (zh)
Inventor
马荣全
许圣洁
李涛
赵芝云
张静轩
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sany Construction Technology Co Ltd
Original Assignee
Sany Construction Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sany Construction Technology Co Ltd filed Critical Sany Construction Technology Co Ltd
Priority to CN202110181277.9A priority Critical patent/CN112982752A/en
Publication of CN112982752A publication Critical patent/CN112982752A/en
Pending legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/84—Walls made by casting, pouring, or tamping in situ
    • E04B2/86—Walls made by casting, pouring, or tamping in situ made in permanent forms
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
    • E04B1/78—Heat insulating elements
    • E04B1/80—Heat insulating elements slab-shaped
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/92—Protection against other undesired influences or dangers
    • E04B1/94—Protection against other undesired influences or dangers against fire
    • E04B1/941—Building elements specially adapted therefor
    • E04B1/942—Building elements specially adapted therefor slab-shaped
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/84—Walls made by casting, pouring, or tamping in situ
    • E04B2/86—Walls made by casting, pouring, or tamping in situ made in permanent forms
    • E04B2/8611—Walls made by casting, pouring, or tamping in situ made in permanent forms with spacers being embedded in at least one form leaf
    • E04B2/8617—Walls made by casting, pouring, or tamping in situ made in permanent forms with spacers being embedded in at least one form leaf with spacers being embedded in both form leaves
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/84—Walls made by casting, pouring, or tamping in situ
    • E04B2/86—Walls made by casting, pouring, or tamping in situ made in permanent forms
    • E04B2/8623—Walls made by casting, pouring, or tamping in situ made in permanent forms with spacers and at least one form leaf being monolithic
    • E04B2/8629—Walls made by casting, pouring, or tamping in situ made in permanent forms with spacers and at least one form leaf being monolithic with both form leaves and spacers being monolithic
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/84—Walls made by casting, pouring, or tamping in situ
    • E04B2/86—Walls made by casting, pouring, or tamping in situ made in permanent forms
    • E04B2/8635—Walls made by casting, pouring, or tamping in situ made in permanent forms with ties attached to the inner faces of the forms
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/84—Walls made by casting, pouring, or tamping in situ
    • E04B2/86—Walls made by casting, pouring, or tamping in situ made in permanent forms
    • E04B2/8647—Walls made by casting, pouring, or tamping in situ made in permanent forms with ties going through the forms
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/84—Walls made by casting, pouring, or tamping in situ
    • E04B2/86—Walls made by casting, pouring, or tamping in situ made in permanent forms
    • E04B2002/867—Corner details

Abstract

The utility model relates to a L type basis composite member belongs to assembled building technical field, includes: an inner side plate and an outer side plate; the inner side plate and the outer side plate are enclosed to form a middle part, a first extending end part and a second extending end part; the middle part is L-shaped; the first extending end part comprises a first cavity and a first lap joint part, and the first lap joint part is positioned at the end part of the first extending end part and is used for being connected with an external wall body; the second extending end part comprises a second cavity and a second lap joint part, and the second lap joint part is positioned at the end part of the second extending end part and is used for being connected with an external wall body; the intermediate portion includes a third cavity; the first cavity and the second cavity are internally provided with connecting pieces, and two ends of each connecting piece are respectively connected with the inner side plate and the outer side plate. The beneficial effects of this disclosure are: the prefabricated member is used for replacing the existing common cast-in-place corner section wall body, a template and a scaffold do not need to be supported, and complicated steel bars do not need to be bound, so that the construction is more convenient, the construction efficiency is greatly improved, and the construction cost is reduced.

Description

L-shaped foundation combined member
Technical Field
The disclosure relates to the technical field of assembly type buildings, in particular to an L-shaped foundation combined member.
Background
The fabricated building has the characteristics of being in line with green construction, environment-friendly, efficient and the like, is vigorously developed in recent years, and the nation also develops a plurality of policies such as guidance opinions about the vigorous development of the fabricated building and the like, strives for 2025 years, so that the fabricated building occupies 30% of the area of a newly-built building. Therefore, the development of the assembly type building is promoted comprehensively, and the development becomes a great importance in the building industry of each province and even the whole country.
Prefabricated elements, such as prefabricated walls, prefabricated floors, prefabricated staircases, etc., are commonly used in prefabricated buildings as building units, and a building structure is formed by the connection between the units. Cavity wall elements typically include a wall cavity and double skin elements on both sides, with the wall ultimately formed by filling the cavity with concrete. The cavity type wall member has the advantages of light weight, easy hoisting and the like. The prefabricated part not only participates in stress, but also serves as a template, and the work of supporting and dismantling the template and the reinforcing steel bars on site can be greatly reduced.
However, when a plurality of cavity members are combined to form a structural wall, especially at a corner section, these building members need to support formworks and scaffolds by cast-in-place means, and complicated reinforcing bars are bound, which increases the cost and is inconvenient to construct.
In order to solve the above problems, the present disclosure proposes an L-shaped basic composite member.
Disclosure of Invention
In order to solve at least one of the above technical problems, the present disclosure provides an L-shaped basic composite member, including: an inner side plate and an outer side plate; the inner side plate and the outer side plate are enclosed to form a middle part, a first extending end part and a second extending end part; the middle part is L-shaped; the first extending end portion is formed by extending one end of the middle portion along a first horizontal direction; the second extending end part is formed by extending the other end of the middle part along a second horizontal direction; the first horizontal direction and the second horizontal direction are vertical to each other; the first extending end part comprises a first cavity and a first lap joint part, and the first lap joint part is positioned at the end part of the first extending end part and is used for being connected with an external wall; the second extending end part comprises a second cavity and a second lap joint part, and the second lap joint part is positioned at the end part of the second extending end part and is used for being connected with an external wall; the intermediate portion comprises a third cavity; the first cavity and the second cavity are both communicated with the third cavity; and connecting pieces are arranged in the first cavity and the second cavity, and two ends of each connecting piece are respectively connected with the inner side plate and the outer side plate.
According to at least one embodiment of the present disclosure, the first cavity and the second cavity are smaller than the third cavity.
According to at least one embodiment of the present disclosure, the connector is a square tube or a channel steel or an H-beam or a split bolt.
According to at least one embodiment of the present disclosure, both ends of the connecting member are welded to the inner side plate and the outer side plate, respectively.
According to at least one embodiment of the present disclosure, both ends of the connecting member are respectively screwed with the inner side plate and the outer side plate.
According to at least one embodiment of the present disclosure, the outer side surfaces of the inner side plate and the outer side plate are both recessed inwards to form a groove; the bottoms of the grooves are provided with reserved holes; and the two prepared holes are respectively connected with two ends of the connecting piece.
According to at least one embodiment of the present disclosure, one of the inner side plate and the outer side plate is in threaded connection with one end of the connecting piece, and the outer side surface of the other is recessed inwards to form a groove; a preformed hole is formed at the bottom of the groove; the other end of the connecting piece is connected with the preformed hole.
According to at least one embodiment of the present disclosure, both ends of the connecting member do not protrude from the outer sides of the inner and outer side plates.
According to at least one embodiment of the present disclosure, the outer side of the inner side plate is connected with a fireproof layer, the outer side of the outer side plate is connected with a heat insulation plate or a fireproof layer, and the outer side of the heat insulation plate is connected with a decorative layer.
The beneficial effects of this disclosure are: the prefabricated member is used for replacing the existing common cast-in-place corner section wall body, a template and a scaffold do not need to be supported, and complicated steel bars do not need to be bound, so that the construction is more convenient, the construction efficiency is greatly improved, and the construction cost is reduced.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the disclosure and together with the description serve to explain the principles of the disclosure.
FIG. 1 is a schematic view of a first example of an L-shaped basic composite member according to an embodiment of the present disclosure;
FIG. 2 is a schematic view of a second example of an L-shaped basic composite member according to an embodiment of the present disclosure;
FIG. 3 is a schematic view of an L-shaped basic composite member embodiment III according to an embodiment of the present disclosure;
FIG. 4 is a schematic view of an L-shaped basic composite member example four according to an embodiment of the present disclosure;
FIG. 5 is a schematic view of an L-shaped basic composite member example five according to an embodiment of the present disclosure;
FIG. 6 is a schematic view of an L-shaped basic composite member example six according to an embodiment of the present disclosure;
FIG. 7 is a schematic view of an L-shaped basic composite member embodiment seven according to an embodiment of the present disclosure;
fig. 8 is a schematic view of an L-shaped basic composite member example eight according to an embodiment of the present disclosure.
In the figure: 1-outer side plate, 2-inner side plate, 3-middle part, 4-first extending end part, 5-second extending end part, 6-connecting piece, 7-fire-proof layer, 8-heat-insulating plate and 9-decorative layer;
31-a third cavity;
41-a first cavity, 42-a first bridge;
51-a second cavity, 52-a second bridge;
61-connecting sleeve, 62-groove;
71-concrete fire-proof layer, 72-horizontal steel bar, 73-vertical steel bar, 74-shear-resistant stud and 75-fire-proof layer tie piece.
Detailed Description
The present disclosure will be described in further detail with reference to the drawings and embodiments. It is to be understood that the specific embodiments described herein are for purposes of illustration only and are not to be construed as limitations of the present disclosure. It should be further noted that, for the convenience of description, only the portions relevant to the present disclosure are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present disclosure may be combined with each other without conflict. The present disclosure will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1 to 8, the L-shaped basic assembly member includes: an inner side plate 2 and an outer side plate 1; the inner side plate 2 and the outer side plate 1 are closed to form a middle part 3, a first extending end part 4 and a second extending end part 5; the middle part 3 is L-shaped; the first extending end portion 4 is formed by extending one end of the intermediate portion 3 in the first horizontal direction; the second extending end portion 5 is formed by extending the other end of the intermediate portion 3 in the second horizontal direction; the first horizontal direction and the second horizontal direction are mutually vertical and arranged at a right angle; the first extension end portion 4 comprises a first cavity 41, a first bridge 42, the first bridge 42 being located at the end of the first extension end portion 4; the second extension end portion 5 comprises a second cavity 51, a second bridge 52, the second bridge 52 being located at the end of the second extension end portion 5; the intermediate portion 3 comprises a third cavity 31; the first cavity 41 and the second cavity 51 are both communicated with the third cavity 31, and cast-in-place concrete can be formed in the communicated cavities; the first cavity 41 and the second cavity 51 are both provided with a connecting piece 6, and two ends of the connecting piece 6 are respectively connected with the inner side plate 2 and the outer side plate 1.
The first bridging portion 42 and the second bridging portion 52 are both used for connecting with an external wall. When the L-shaped foundation assembly is connected to an external wall or building element, the first cavity 41 and the corresponding first bridging portion 42 form a space and a support for receiving a connecting rib, respectively. Because first cavity 41 and the first overlap joint portion 42 that corresponds all set up between interior plate 2 and outer panel 1, consequently the splice bar can be hidden inside the component, and the joint line structure between the component is simple, easily outside decoration to the splice bar can combine with the cast in situ concrete in the cavity, and connection structure is firm. The first overlapping portions 42 are preferably arranged parallel to each other at the ends of the first extension end portion 3; it is further preferred that the first overlapping portions 42 are uniformly and mutually parallel disposed at the end of the first extending end portion 4, thereby facilitating the support and overlapping of the connecting ribs. Similarly, the second cavity 51 and the corresponding second bridging portion 52 form a space and a support for accommodating the connecting rib, respectively. Because second cavity 51 and the corresponding second overlap joint portion 52 all set up between interior side panel 2 and outer panel 1, therefore the splice bar can be hidden inside the component, and the joint line structure between the component is simple, easily outside decoration to the splice bar can combine with the cast in situ concrete in the cavity, and connection structure is firm. The second overlapping portions 52 are preferably arranged parallel to each other at the end of the second extension end portion 5; it is further preferable that the second overlapping parts 52 are uniformly and mutually parallel provided at the end of the second extending end part 5, thereby facilitating the support and overlapping of the connecting ribs.
The prefabricated member is used for replacing the existing common cast-in-place corner section wall body, a template and a scaffold do not need to be supported, and complicated steel bars do not need to be bound, so that the construction is more convenient, the construction efficiency is greatly improved, and the construction cost is reduced.
The outer side plate 1 and the inner side plate 2 may each be a single layer plate, such as a steel plate, a corrugated plate, or the like; the composite plate may also be a multilayer plate, for example, a corrugated plate is sandwiched between two steel plates, the outer plate 1 and the inner plate 2 are both L-shaped, the inner plate 2 is disposed opposite to the outer plate 1, and the inner plate 2 is located at the inner side, so as to form an L-shaped basic composite member.
The outer side plate 1 and the inner side plate 2 are arranged at the positions corresponding to longitudinal steel bars on two sides of an original cast-in-place node, the outer side plate 1 and the inner side plate 2 respectively serve as stressed steel bars at corresponding positions, the longitudinal steel bars in the prior art are completely replaced, and the step of building a template and a scaffold on a traditional site construction node is omitted; the connecting piece does not protrude outwards, and subsequent construction such as decoration or heat preservation is not influenced.
First cavity 41, second cavity 51 and third cavity 31 intercommunication form L type cavity, and first cavity 41, second cavity 51 all are less than third cavity 31, do not establish connecting piece 6 in the third cavity 31, this disclosure is when using, can pack into vertical connecting reinforcement in third cavity 31, and this vertical connecting reinforcement can connect the horizontal connecting reinforcement of two directions, the horizontal connecting reinforcement of these two directions extends towards first horizontal direction and second horizontal direction respectively, consequently, the space of third cavity 31 will be greater than first cavity 41 and second cavity 51.
Preferably, the connecting pieces 6 arranged in the first and second cavities 41, 51 function as an overlap. At this time, the connecting member 6 plays both a role of connecting the inner side plate and the outer side plate and a role of lap-jointing the reinforcing bars.
Connecting piece 6 is the square tube or channel-section steel or H shaped steel or components such as split bolt, and in this embodiment optional scheme, connecting piece 6 is split bolt, and split bolt evenly is provided with a plurality ofly, and with interior curb plate 2, lateral plate 1 mutually perpendicular.
Note that, in order to increase the space of the third cavity 31, the connecting member 6 is not provided in the third cavity 31.
As shown in fig. 1, according to one embodiment of the present disclosure, both ends of the split bolt are welded to the inner side plate 2 and the outer side plate 1, respectively. On this basis, the both ends of split bolt all weld in the inboard of interior side plate 2, outer panel 1, like this when follow-up decoration or heat preservation construction, need not to set up and dodge the hole, the construction of being convenient for.
As shown in fig. 2, according to an embodiment of the present disclosure, two ends of the split bolt are respectively in threaded connection with the inner side plate 2 and the outer side plate 1, specifically, the inner side plate 2 and the outer side plate 1 are connected with a connecting sleeve 61 by welding or the like, and an inner hole of the connecting sleeve 61 is a threaded hole adapted to the split bolt; screw holes can be formed in the inner side plate 2 and the outer side plate 1, and the inner side plate 2 and the outer side plate 1 are connected with studs matched with the screw holes through the existing connecting modes such as welding. On this basis, the both ends of split bolt all are located the inboard of interior plate 2, outer panel 1, and adapter sleeve 61 or double-screw bolt all are located the inboard promptly, like this during subsequent decoration or heat preservation construction, need not to set up and dodge the hole, are convenient for construct.
As shown in fig. 3, according to one embodiment of the present disclosure, the outer side surfaces of the inner side plate 2 and the outer side plate 1 are both recessed inward to form a groove 62; the bottoms of the grooves 62 are provided with reserved holes; two ends of the split bolt penetrate through the two reserved holes and are connected in a nut or nut welding mode. On this basis, the outside end of nut, nut or split bolt all do not bulge in the notch of recess 62, like this during subsequent decoration or heat preservation construction, need not to set up and dodge the hole, the construction of being convenient for.
As shown in fig. 4, according to one embodiment of the present disclosure, one of the inner side plate 2 and the outer side plate 1 is screwed with one end of the split bolt, and the outer side surface of the other is recessed inward to form a groove 62; a preformed hole is formed at the bottom of the groove 62; the other end of the split bolt is connected with the reserved hole, the embodiment is the combination of the two embodiments, the principle is consistent, and the description is omitted.
As shown in fig. 5, according to one embodiment of the present disclosure, a fireproof layer 7 is connected to the outer side of the inner panel 2, and a heat insulation plate 8 is connected to the outer side of the outer panel 1. The fireproof layer 7 is connected with the inner side plate 2 through a fireproof layer tie piece 75, and the heat insulation plate 8 can be connected with the outer side plate 1 through bonding or anchoring parts and the like; the outside of heated board 8 is connected with decorative layer 9, and ceramic plate, stone material, imitative stone material etc. can be selected to decorative layer 9's material, and decorative layer 9 links to each other with the heat preservation through modes such as bonding.
As shown in fig. 6, according to one embodiment of the present disclosure, a fireproof layer 7 is connected to the outer side of the inner panel 2, a heat insulation board 8 is connected to the outer side of the outer panel 1, and a decoration layer 9 is further connected to the outer side of the heat insulation board 8. In this embodiment, the fireproof layer 7 is a concrete fireproof layer 71, horizontal steel bars 72 and vertical steel bars 73 are embedded in the concrete fireproof layer 71, and the concrete fireproof layer 71 is connected with the inner side plate 2 through shear resistant studs 74; the heated board 8 accessible bonds or modes such as anchor assembly are connected with the outer panel 1, and ceramic plate, stone material, imitative stone material etc. can be selected to the material of decorative layer 9, and decorative layer 9 links to each other with heated board 8 through modes such as bonding.
As shown in fig. 7, according to an embodiment of the present disclosure, the fire-proof layer 7 is connected to both the outer side of the inner side plate 2 and the outer side of the outer side plate 1, in this embodiment, the fire-proof layer 7 is a building fire-proof plate, the inner side plate 2 is connected to the fire-proof plate through a fire-proof layer tie 75, and the outer side plate 1 is connected to the fire-proof plate through bonding or anchoring.
As shown in fig. 8, according to an embodiment of the present disclosure, the fire-proof layer 7 is connected to both the outer side of the inner side plate 2 and the outer side of the outer side plate 1, and the fire-proof layer 7 herein is a concrete fire-proof layer 71, and the structure and installation manner thereof are the same as the concrete fire-proof layer 71 in the previous embodiment, and will not be described herein again.
In the description herein, reference to the description of the terms "one embodiment/mode," "some embodiments/modes," "example," "specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment/mode or example is included in at least one embodiment/mode or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to be the same embodiment/mode or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments/modes or examples. Furthermore, the various embodiments/aspects or examples and features of the various embodiments/aspects or examples described in this specification can be combined and combined by one skilled in the art without conflicting therewith.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
It will be understood by those skilled in the art that the foregoing embodiments are merely for clarity of illustration of the disclosure and are not intended to limit the scope of the disclosure. Other variations or modifications may occur to those skilled in the art, based on the foregoing disclosure, and are still within the scope of the present disclosure.

Claims (9)

  1. An L-shaped basic composite member, comprising: an inner side plate and an outer side plate; the inner side plate and the outer side plate are enclosed to form a middle part, a first extending end part and a second extending end part;
    the middle part is L-shaped;
    the first extending end portion is formed by extending one end of the middle portion along a first horizontal direction;
    the second extending end part is formed by extending the other end of the middle part along a second horizontal direction;
    the first horizontal direction and the second horizontal direction are vertical to each other;
    the first extending end part comprises a first cavity and a first lap joint part, and the first lap joint part is positioned at the end part of the first extending end part and is used for being connected with an external wall;
    the second extending end part comprises a second cavity and a second lap joint part, and the second lap joint part is positioned at the end part of the second extending end part and is used for being connected with an external wall;
    the intermediate portion comprises a third cavity;
    the first cavity and the second cavity are both communicated with the third cavity;
    and connecting pieces are arranged in the first cavity and the second cavity, and two ends of each connecting piece are respectively connected with the inner side plate and the outer side plate.
  2. 2. An L-shaped basic composite member as claimed in claim 1, wherein said first and second cavities are smaller than said third cavity.
  3. 3. An L-shaped basic combined member as claimed in any one of claims 1-2, wherein the connecting member is a square tube or a channel steel or an H-shaped steel or a split bolt.
  4. 4. An L-shaped basic combined member as claimed in claim 3, wherein both ends of the connecting member are welded with the inner side plate and the outer side plate, respectively.
  5. 5. An L-shaped basic combined member as claimed in claim 3, wherein both ends of said connecting member are respectively screw-coupled with the inner side plate and the outer side plate.
  6. 6. An L-shaped basic combined member as claimed in claim 3, wherein the outer side surfaces of both said inner and outer side plates are recessed inwardly to form a groove; the bottoms of the grooves are provided with reserved holes; and the two prepared holes are respectively connected with two ends of the connecting piece.
  7. 7. An L-shaped basic combined member as claimed in claim 3, wherein one of the inner side plate and the outer side plate is screw-coupled with one end of the coupling member, and the outer side surface of the other is recessed inwardly to form a groove; a preformed hole is formed at the bottom of the groove; the other end of the connecting piece is connected with the preformed hole.
  8. 8. An L-shaped basic assembly as claimed in any one of claims 4 to 7 wherein both ends of said connector do not protrude outside said inner and outer plates.
  9. 9. An L-shaped basic combined member as claimed in claim 8, wherein the outer side of the inner side plate is connected with a fireproof layer, the outer side of the outer side plate is connected with a heat insulation plate or a fireproof layer, and the outer side of the heat insulation plate is connected with a decorative layer.
CN202110181277.9A 2021-02-08 2021-02-08 L-shaped foundation combined member Pending CN112982752A (en)

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Application Number Priority Date Filing Date Title
CN202110181277.9A CN112982752A (en) 2021-02-08 2021-02-08 L-shaped foundation combined member

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Application Number Priority Date Filing Date Title
CN202110181277.9A CN112982752A (en) 2021-02-08 2021-02-08 L-shaped foundation combined member

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Publication Number Publication Date
CN112982752A true CN112982752A (en) 2021-06-18

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