CN217580614U - Wallboard corner connecting piece and butt joint structure of wallboard corner connecting piece and wallboard - Google Patents
Wallboard corner connecting piece and butt joint structure of wallboard corner connecting piece and wallboard Download PDFInfo
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- CN217580614U CN217580614U CN202221331752.2U CN202221331752U CN217580614U CN 217580614 U CN217580614 U CN 217580614U CN 202221331752 U CN202221331752 U CN 202221331752U CN 217580614 U CN217580614 U CN 217580614U
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Abstract
The utility model discloses a wallboard corner connecting piece and a butt joint structure of the wallboard corner connecting piece and a wallboard, belonging to the technical field of buildings and comprising a stand column and a corner wallboard; the corner wallboard comprises light steel keels which are welded in a crossed mode, foam concrete is filled in a space formed by the light steel keels in a crossed mode, cement mortar protective layers are paved on the outer sides of the corner wallboard and the outer sides of the stand columns, and the light steel keels in the corner wallboard in the transverse direction are welded with the side faces of the stand columns. The light steel keels convexly arranged on the wall board and the corner wall board are connected and installed through the connecting component; and wall plate connecting post-pouring protective layers are laid on two sides of the projecting part of the light steel keel. The wallboard corner connecting piece is of an integrally formed structure, so that the wallboard connecting node at the corner position in the building structure can be simplified, and the corner wallboard is in butt joint with the wallboard, so that modular assembly can be realized, the construction difficulty is reduced, and the construction efficiency is improved; and the bearing capacity and the structural performance of the corner position of the building structure can be improved by the integrated wallboard corner connecting piece.
Description
Technical Field
The utility model belongs to the technical field of the building, specifically speaking is a wallboard corner connecting piece and butt-joint structural with wallboard thereof.
Background
With the great increase of the demand of people on houses, the requirements on living conditions are higher and higher, so that the construction industry develops rapidly.
The prefabricated building is characterized in that structural components are prefabricated in advance in a processing plant and connected through methods such as mechanical connection and the like on a construction site, and the single components are assembled into a whole. The comparison between the fabricated building and the cast-in-place building shows that the fabricated building components are only required to be manufactured in advance in a prefabrication factory, and the construction site only needs to be mechanically connected, so that the construction time is greatly reduced, the overall construction cost is reduced, and meanwhile, the requirements of green development are met.
The method is particularly important for designing the wallboard corner connecting node of the prefabricated building; the connection of wallboard corner forms for the wallboard butt joint installation of the different angles of polylith usually now, and its overall structure performance is relatively poor, and bearing capacity is relatively weak, and wallboard corner connected node structure is complicated, and the construction is loaded down with trivial details, and the efficiency of construction is low, the degree of difficulty is big, and the practicality is relatively poor.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a wallboard corner connecting piece and butt-joint structure with wallboard thereof, simple structure, it is convenient to be under construction, and bearing capacity is good, can effectively reduce the construction degree of difficulty, improve the efficiency of construction.
The utility model discloses an aspect is realized through following technical scheme:
a wallboard corner connecting piece comprises a stand column and a corner wallboard connected to the side surface of the stand column; the corner wallboard comprises light steel keels of a channel steel structure which is welded in a crossed mode, foam concrete is filled in a space formed by the light steel keels in a crossed mode, cement mortar protective layers are paved on the outer sides of the corner wallboard and the outer sides of the stand columns, and the light steel keels in the corner wallboard in the transverse mode are welded with the side faces of the stand columns.
The utility model discloses a further improvement still, the stand is square steel tube structure, and its intussuseption is filled with the gravy concrete filling layer.
The utility model discloses another aspect is realized through following technical scheme:
a butt joint structure of a wallboard corner connecting piece and a wallboard comprises the wallboard and the wallboard corner connecting piece; one end face of the corner wallboard, which is far away from the upright post, is provided with a light steel keel which is convexly arranged on the end face of the corner wallboard; the left end face and the right end face of the wallboard are convexly provided with light steel keels of a vertical through long channel steel structure; the light steel keels convexly arranged on the wall board and the corner wall board are connected and installed through the connecting component; and wall plate connecting post-pouring protective layers are laid on two sides of the projecting part of the light steel keel.
The utility model discloses a further improvement still, the protruding light gauge steel opening direction of establishing of light gauge steel and turning wallboard that establishes of wallboard is all inwards, and coupling assembling is for welding the connecting steel plate between the light gauge steel web that two are protruding to be established.
The utility model is further improved in that the opening directions of the light steel keel convexly arranged on the wall board and the light steel keel convexly arranged on the corner wall board are outward, the two convexly arranged light steel keel wing plates are in staggered laminating arrangement, and the connecting component is a rivet which runs through the two convexly arranged light steel keel wing plates; and a space formed by butting two adjacent convexly-arranged light steel keels is filled with a fine aggregate concrete filling layer.
The utility model is further improved in that the wall board comprises a light steel keel with a channel steel structure which is welded in a cross way, and wing plates at two sides of the light steel keel of the wall board are arranged to be clung to the board surfaces at two sides; foam concrete is filled in a space formed by the intersection of the light steel keels of the wallboard; and cement mortar protective layers are laid on two side faces of the light steel keel of the wallboard.
The utility model discloses a further improvement still is equipped with two-way wire net piece in the cement mortar protective layer.
According to the technical scheme provided by the utility model, the beneficial effects are that:
through stand and horizontal light gauge steel welding, lay the cement mortar protective layer at its outside, wallboard corner connecting piece is the integrated into one piece structure, can simplify the wallboard connected node in corner position in the building structure to the turning wallboard through wallboard corner connecting piece is installed with the wallboard butt joint, can realize the modularization equipment, reduces the construction degree of difficulty, improves the efficiency of construction. And the bearing capacity and the structural performance of the corner position of the building structure can be improved by the integrated wallboard corner connecting piece.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings required for use in the description will be briefly introduced below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic top sectional view of a building structure according to an embodiment of the present invention.
Fig. 2 is a schematic side view of a building structure according to an embodiment of the present invention.
Fig. 3 is a schematic view of a wall panel according to an embodiment of the present invention.
Fig. 4 is a schematic side view of a wall panel according to an embodiment of the present invention.
Fig. 5 is a schematic top sectional view of an embodiment of a wall panel according to the present invention.
Fig. 6 is a schematic top cross-sectional view of another embodiment of a wall panel according to embodiments of the present invention.
Fig. 7 is a schematic view of a sectional structure of a floor panel according to an embodiment of the present invention.
Fig. 8 is a schematic top view of a floor panel according to an embodiment of the present invention.
Fig. 9 is a schematic top sectional view of an L-shaped wall panel corner connector according to an embodiment of the present invention.
Fig. 10 isbase:Sub>A schematic sectional view ofbase:Sub>A-base:Sub>A in fig. 9.
Fig. 11 is a schematic top sectional view of a T-shaped wall panel corner connector according to an embodiment of the present invention.
FIG. 12 is a schematic cross-sectional view of B-B in FIG. 11.
Fig. 13 is a schematic cross-sectional view of C-C in fig. 11.
Fig. 14 is a schematic top sectional view of a cross wall panel corner connector according to an embodiment of the present invention.
Fig. 15 is a schematic cross-sectional view of D-D in fig. 14.
Fig. 16 is a schematic view of an embodiment of a wall plate butt-joint structure according to the embodiment of the present invention.
Fig. 17 is a schematic view of another embodiment of a wall plate butt-joint structure according to the embodiment of the present invention.
In the drawings: 100. wallboard, 200, floor board, 500, turning wallboard, 1, light gauge steel, 2, foam concrete, 3, cement mortar protective layer, 4, steel wire net piece, 5, wallboard connection post-cast protective layer, 6, rivet, 7, connecting steel plate, 8, stand, 9, fine aggregate concrete filling layer, 10, fine aggregate concrete protective layer, 11, reinforcing bar net rack.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments, and obviously, the embodiments described below are only some embodiments of the present invention, not all 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 scope of protection of this patent.
As shown in fig. 9-15, the present invention discloses a wallboard corner connector, which can be applied to the assembly type light steel composite board building structure shown in fig. 1-2, wherein the assembly type light steel composite board building structure comprises a floor panel 200 and a wallboard 100;
as shown in fig. 3-8, the wall panel 100 and the floor panel 200 both comprise light steel joists 1 welded in a cross manner, the light steel joists 1 welded in a cross manner so as to form a support frame, and a rectangular space formed by the light steel joists 1 welded in a cross manner is filled with lightweight foam concrete 2;
cement mortar protective layers 3 are paved on two side surfaces of the supporting frame of the wallboard 100; the upper and lower side surfaces of the supporting frame of the floor panel 200 are respectively paved with a fine aggregate concrete protective layer 10 and a cement mortar protective layer 3. The two sides of the wallboard 100 and the lower side surface of the floor panel 200 are protected by cement mortar protective layers 3, so that good structural performance is ensured; the side is protected through fine aggregate concrete protective layer 10 on floor board 200, as the face of often trampling, guarantees good barrier propterty and sound insulation.
The supporting frames in the wallboard 100 and the floor panel 200 can be recycled, so that a large amount of steel is prevented from being consumed in the house building process, and the environment is protected; and the light steel keel 1 is welded in a crossed manner and combined with the light foam concrete 2, so that good bearing capacity and light weight can be guaranteed, the heat-insulation fireproof performance is good, the light steel keel can be formed in a modularized manner in a factory, the housing industrialization can be realized, the field construction workload is greatly reduced, the assembly construction speed is high, the assembly rate is high, the field wet operation is less, and the construction period is greatly shortened.
As shown in fig. 5-7, a bidirectional steel wire mesh 4 is arranged in the cement mortar protective layer 3, and the diameter of meshes of the steel wire mesh 4 is 2.5mm. The cement mortar protective layer 3 is structurally reinforced through the steel wire mesh 4 so as to improve the integrity of the cement mortar protective layer 3; in addition, in order to prevent cracking, alkali-resistant glass fiber mesh cloth needs to be pasted on the outer side of the cement mortar protective layer 3 during plastering.
As shown in fig. 7-8, a bidirectional steel bar net rack 11 is arranged in the fine aggregate concrete protection layer 10, and the aperture of the steel bar net rack 11 is 6mm. The whole bearing capacity of the floor plate 200 is improved through the reinforcing steel bar net rack 11, and the structural strength of the floor plate 200 is ensured.
Wherein, the light steel keel 1 is in a channel steel structure, and wing plates at two sides of the light steel keel are arranged to be clung to plate surfaces at two sides. The light steel keel 1 of the channel steel structure has light weight and good structural performance, ensures that the wallboard 100 and the floor panel 200 have the characteristics of light weight and good bearing performance, and is convenient to prefabricate and assemble.
Wherein, two edges of the light steel keel 1 are bent inwards to form flanges. The bending resistance of the light steel keel 1 is improved, and the good structural performance of the support frame is ensured; and the connection firmness with the foam concrete 2 is improved.
Wherein, the vertical light gauge steel 1 of wallboard 100 leads to long setting, horizontal light gauge steel 1 breaks the setting, and the vertical light gauge steel 1 of wallboard 100 is a whole strip that leads to long promptly, and horizontal light gauge steel 1 welds between adjacent vertical light gauge steel 1. Guarantee the convenience of light gauge steel 1 welding construction, vertical light gauge steel 1 leads to long the setting, can be convenient for the butt joint of two wallboard 100.
As shown in fig. 9 to 15, the corner connector of the wall plate comprises a vertical column 8 vertically arranged at a corner position of a building and a corner wall plate 500 connected to the side surface of the vertical column 8; the structure of the corner wallboard 500 is basically the same as that of the wallboard 100, the corner wallboard 500 comprises a light steel keel 1 of a channel steel structure which is welded transversely and vertically in a crossed manner, a space formed by the light steel keel 1 in a crossed manner is filled with foam concrete 2, a cement mortar protective layer 3 is paved on the outer sides of the corner wallboard 500 and the upright post 8, and the transverse light steel keel 1 in the corner wallboard 500 is welded with the side face of the upright post 8. Through the welding of stand 8 and horizontal light gauge steel 1, lay cement mortar protective layer 3 in its outside, wallboard corner connecting piece integrated into one piece structure can simplify the wallboard connected node of corner position in the building structure to corner wallboard 500 through wallboard corner connecting piece docks the installation with other wallboard 100, can realize the modularization equipment, has reduced the construction degree of difficulty, has improved the efficiency of construction. And the bearing capacity and the structural performance of the corner position of the building structure can be improved by the integrated wallboard corner connecting piece.
Wherein, the upright column 8 is of a square steel pipe structure, and a fine aggregate concrete filling layer 9 is filled in the upright column. The column 8 is filled with the fine aggregate concrete filling layer 9, which is equivalent to the action of a steel pipe concrete column, effectively improves the constraint effect on core concrete, is more favorable for fully exerting the performance advantages of two materials, and improves the bearing capacity of the column.
Wherein, according to concrete building structure corner shape, can form L type wallboard corner connecting piece, T type wallboard corner connecting piece and cross wallboard corner connecting piece.
The vertical column 8 may be a multi-face tubular structure, and the corner wall panels 500 are connected to different sides of the vertical column 8 to adapt to various corner forms of the building structure.
The utility model also discloses a butt joint structure of the wallboard corner connecting piece and the wallboard, which comprises a wallboard 100 and the wallboard corner connecting piece; the longitudinal length of the light steel keel 1 of the corner wallboard 500 far away from one end face of the upright post 8 is arranged, and the light steel keel is not poured completely, namely the light steel keel protrudes out of the end face of the corner wallboard 500 and is exposed by half, and the structure of the light steel keel is the same as that of the left end face and the right end face of the wallboard 100. The left end face and the right end face of the wallboard 100 are convexly provided with light steel keels 1 of a vertical through long channel steel structure; the light steel keel 1 convexly arranged on the wallboard 100 and the light steel keel 1 convexly arranged on the corner wallboard 500 are connected and installed through a connecting component; and wall plate connecting post-pouring protective layers 5 are laid on two sides of the protruding part of the light steel keel 1.
In one embodiment, the opening directions of the light gauge steel 1 convexly arranged on the wall board 100 and the light gauge steel 1 convexly arranged on the corner wall board 500 are both inward, and the connecting component is a connecting steel plate 7 welded between the webs of the two convexly arranged light gauge steel 1. Referring to fig. 16, a schematic structural view of an embodiment of the wall panel butt-joint structure is shown.
In another embodiment, the opening directions of the light steel keels 1 convexly arranged on the wall board 100 and the light steel keels 1 convexly arranged on the corner wall board 500 are outward, the wing plates of the two convexly arranged light steel keels 1 are arranged in a staggered and attached manner, and the connecting component is a rivet 6 penetrating through the wing plates of the two convexly arranged light steel keels 1; and a space formed by butting two adjacent convexly-arranged light steel keels 1 is filled with a fine aggregate concrete filling layer 9. Referring to fig. 17, there is shown a schematic view of another embodiment of a wall panel butt-joint structure.
That is, the two types of corner connectors of wall panel are butted against wall panel 100 in exactly the same manner as the two types of wall panels are butted against each other, as shown in fig. 16-17.
16-17, which is a two panel butt-joint arrangement (i.e., a two corner panel-to-panel butt-joint arrangement, with the corner panel corresponding to the other panel); the longitudinal light steel keels 1 on the left and right end faces of the wallboard 100 are not completely poured, namely, the longitudinal light steel keels protrude out of the left and right end faces of the wallboard 100 and are half exposed; the light steel keels 1 longitudinally protruding from the adjacent wall boards 100 are connected and installed through connecting components; wall board connecting post-pouring protective layers 5 are laid on two sides of the protruding parts (exposed parts) of the light steel keels 1 on the left and right end surfaces of the wall board 100. Connect adjacent wallboard 100 convex light gauge steel 1 through coupling assembling to water protective layer 5 through the wallboard connection after and cover the protection, guarantee wallboard 100 and wallboard 100 butt joint's convenience and firm nature.
The wallboard connecting post-cast protective layer 5 is made of cement mortar, alkali-resistant gridding cloth is laid on the outer side of the wallboard connecting post-cast protective layer 5, the alkali-resistant gridding cloth extends out of 100mm towards two sides respectively, and a gap between the wallboard connecting post-cast protective layer 5 and the cement mortar protective layer 3 of the wallboard 100 is connected and covered, so that good protective performance and anti-cracking performance are guaranteed.
In an embodiment of the wall panel butt-joint structure, as shown in fig. 16, the opening directions of the light steel joists 1 protruding from the left and right end faces of the wall panel 100 are inward, and the connecting component is a connecting steel plate 7 welded between the webs of the light steel joists 1 of two adjacent wall panels 100. The webs of the light steel keels 1 which are tightly attached to the left side and the right side are welded through the connecting steel plates 7, the thickness of each connecting steel plate 7 is 6mm, and fillet welds h are formed f =6mm; connect stably firm, the construction is convenient, avoids the thermal deformation and the penetration by welding phenomenon that 1 web direct weld of two adjacent light gauge steel produced, supports the welding through connecting plate 7, guarantees welded structural performance. The connection is dry connection, the installation is rapid, each part can be prefabricated in a factory, and the assembly rate is high; the construction efficiency is high, the period is short, the influence of weather materials is small, compared with the traditional concrete structure, the construction process is simple, the construction time is short, and the advantage is particularly obvious under extreme climatic conditions; and the energy is saved, the environment is protected, namely, the energy, the land, the water and the materials are saved, and the environment is protected, so that the green construction concept is embodied.
In another embodiment of the wall plate butt-joint structure, as shown in fig. 17, the opening directions of the light gauge steel 1 convexly arranged on the left and right end surfaces of the wall plate 100 are outward, the wing plates of the light gauge steel 1 of the adjacent wall plate 100 are in staggered joint arrangement, that is, the wall plate butt-joint is a "hand-taking" type butt-joint, and the connecting component is a rivet 6 penetrating through the wing plates of the two light gauge steel 1. The upper wing plate and the lower wing plate of the two adjacent light steel keels 1 are riveted through the rivets 6, the structure is simple, the construction is convenient and fast, welding is not needed, and the practicability is good.
As shown in fig. 17, a fine aggregate concrete filling layer 9 is poured into a space formed by abutting two adjacent light steel keels 1, and the connecting part of the wallboard 100 and the wallboard 100 is structurally reinforced, so that the construction difficulty caused by welding of the traditional thick steel plate can be effectively overcome, the construction requirement of an assembly steel structure building can be more easily met, and the advantages of the assembly building are exerted; the concrete column is equivalent to a steel tube concrete column, effectively improves the constraint effect on core concrete, is more beneficial to fully exerting the performance advantages of two materials, and improves the bearing capacity of the column; the integrity, the stability and the anti-seismic performance are good, and the implementation and the popularization of the composite material in practical engineering are facilitated.
Wherein, the horizontal light gauge steel 1 of wallboard 100 bottom is set up in its bottom surface of protrusion, and its opening is upwards, namely the horizontal light gauge steel 1 wing plate of wallboard 100 bottom exposes outside, here does not lay the protective layer 3 of cement mortar; the opening of the transverse light steel keel 1 at the top of the wallboard 100 is downward, and the cement mortar protective layer 3 is not paved on the upper end surface of the wallboard 100, namely, the upper side of the web plate of the transverse light steel keel 1 at the top of the wallboard 100 is exposed outside.
This wallboard corner connecting piece and butt-joint structural with the wallboard thereof, through stand and horizontal light gauge steel welding, lay the cement mortar protective layer in its outside, wallboard corner connecting piece is integrated into one piece structure, can simplify the wallboard connected node of corner position in the building structure to the turning wallboard and the wallboard butt joint installation through wallboard corner connecting piece can realize the modularization equipment, reduce the construction degree of difficulty, improve the efficiency of construction. And the bearing capacity and the structural performance of the corner position of the building structure can be improved by the integrated wallboard corner connecting piece.
In the present specification, the embodiments 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 terms "upper", "lower", "outside", "inside" and the like in the description and claims of the present invention and the above drawings are used for distinguishing relative relationships in positions, if any, and do not necessarily have to be given qualitative meanings. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.
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 (7)
1. The wallboard corner connecting piece is characterized by comprising a vertical column (8) and a corner wallboard (500) connected to the side surface of the vertical column (8); corner wallboard (500) are filled with foam concrete (2) including light gauge steel (1) of cross-welded channel-section steel structure, the space intussuseption that light gauge steel (1) alternately formed, and cement mortar protective layer (3) have all been laid in corner wallboard (500) and stand (8) the outside, and horizontal light gauge steel (1) and stand (8) side welded mounting in corner wallboard (500).
2. The wall panel corner connector according to claim 1, wherein the upright column (8) is a square steel tube structure filled with a fine aggregate concrete filling layer (9).
3. A wall panel corner connector to wall panel interface comprising a wall panel (100) and a wall panel corner connector as claimed in claim 1 or claim 2; one end face light steel keel (1) of the corner wallboard (500) far away from the upright post (8) is convexly arranged on the end face of the corner wallboard (500); the left end face and the right end face of the wallboard (100) are convexly provided with light steel keels (1) of a vertical through long channel steel structure; the light steel keel (1) convexly arranged on the wallboard (100) and the light steel keel (1) convexly arranged on the corner wallboard (500) are connected and installed through a connecting component; and wall plate connecting post-pouring protective layers (5) are laid on two sides of the protruding part of the light steel keel (1).
4. The butting structure for wallboard corner connecting piece and wallboard according to claim 3, wherein the opening directions of the light gauge steel (1) convexly arranged on the wallboard (100) and the light gauge steel (1) convexly arranged on the corner wallboard (500) are both inward, and the connecting component is a connecting steel plate (7) welded between webs of the two convexly arranged light gauge steel (1).
5. The butt joint structure of the wall plate corner connecting piece and the wall plate according to claim 3, wherein the opening directions of the light steel keels (1) convexly arranged on the wall plate (100) and the light steel keels (1) convexly arranged on the corner wall plate (500) are outward, the wing plates of the two convexly arranged light steel keels (1) are in staggered joint arrangement, and the connecting component is a rivet (6) penetrating through the wing plates of the two convexly arranged light steel keels (1); and a space formed by butting two adjacent convex light steel keels (1) is filled with a fine aggregate concrete filling layer (9).
6. The wallboard corner connector and wallboard butt joint structure according to claim 3, wherein the wallboard (100) comprises a light steel keel (1) of a cross-welded channel steel structure, and wing plates at two sides of the light steel keel (1) of the wallboard (100) are arranged to be tightly attached to plate surfaces at two sides; foam concrete (2) is filled in a space formed by the intersection of the light steel keels (1) of the wallboard (100); cement mortar protective layers (3) are laid on two side faces of the light steel keel (1) of the wallboard (100).
7. The wallboard corner connector and wallboard butt joint structure according to claim 6, wherein the cement mortar protective layer (3) is internally provided with a bidirectional steel wire mesh (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221331752.2U CN217580614U (en) | 2022-05-30 | 2022-05-30 | Wallboard corner connecting piece and butt joint structure of wallboard corner connecting piece and wallboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221331752.2U CN217580614U (en) | 2022-05-30 | 2022-05-30 | Wallboard corner connecting piece and butt joint structure of wallboard corner connecting piece and wallboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217580614U true CN217580614U (en) | 2022-10-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221331752.2U Active CN217580614U (en) | 2022-05-30 | 2022-05-30 | Wallboard corner connecting piece and butt joint structure of wallboard corner connecting piece and wallboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217580614U (en) |
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2022
- 2022-05-30 CN CN202221331752.2U patent/CN217580614U/en active Active
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Inventor after: Zhou Xuejun Inventor after: Wang Tongtong Inventor after: Yang Shuo Inventor after: Men Hongtao Inventor before: Zhou Xuejun Inventor before: Wang Tongtong Inventor before: Yang Shuo Inventor before: Men Hongtao |