CN220285113U - Glass curtain wall connecting device at external corner position - Google Patents
Glass curtain wall connecting device at external corner position Download PDFInfo
- Publication number
- CN220285113U CN220285113U CN202322354104.XU CN202322354104U CN220285113U CN 220285113 U CN220285113 U CN 220285113U CN 202322354104 U CN202322354104 U CN 202322354104U CN 220285113 U CN220285113 U CN 220285113U
- Authority
- CN
- China
- Prior art keywords
- curtain wall
- chuck
- glass curtain
- plate body
- connecting piece
- 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.)
- Active
Links
- 239000011521 glass Substances 0.000 title claims abstract description 82
- 238000003780 insertion Methods 0.000 claims description 29
- 230000037431 insertion Effects 0.000 claims description 29
- 238000010276 construction Methods 0.000 description 15
- 238000009434 installation Methods 0.000 description 11
- 238000005034 decoration Methods 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Load-Bearing And Curtain Walls (AREA)
Abstract
The utility model discloses a glass curtain wall connecting device at an external corner position, which comprises: the curtain wall fixing device comprises an attached wall connecting piece, a curtain wall connecting piece, a first connecting bolt and a curtain wall fixing piece; the wall-attached connecting piece is fixedly connected with the building wall; the curtain wall connecting pieces are respectively fixed on two sides of the wall attaching connecting piece; the curtain wall connecting piece comprises a plate body and an adjusting block, wherein a chute is arranged at the first end part of the plate body, and a strip-shaped hole corresponding to the chute is also arranged at the first end part of the plate body; the adjusting block is provided with a sliding block which can be inserted into the sliding groove, and is provided with a first bolt hole corresponding to the strip-shaped hole; the first connecting bolt is connected with an adjusting block of the curtain wall connecting piece; the curtain wall fixing piece is connected with the first connecting bolt. The glass curtain wall connecting device at the external corner position can solve the problems that the final fixed position and the design position of the glass curtain wall at the external corner position have deviation, so that embedded parts and the like buried in advance cannot be constructed, and the glass curtain wall cannot be installed smoothly.
Description
Technical Field
The utility model belongs to the technical field of curtain wall installation and construction, and particularly relates to a glass curtain wall connecting device at an external corner position.
Background
The glass curtain wall is a new wall body of contemporary, it gives the building the biggest characteristic to be the building aesthetic, building function, building energy-conservation and building structure etc. factors are unified organically, the building presents different hues from different angles, give dynamic beauty to people along with the change of sunshine, moonlight, light. Steel keels or other connectors are commonly used to connect glass curtain walls to the walls of a building. Although the existing buildings are various in modeling and bring more difficulties to the installation of the glass curtain wall, the glass curtain wall with a planar structure is still the mainstream of curtain wall construction. In the construction of the glass curtain wall with the planar structure, the installation and fixation of the glass curtain wall at the external corner position are one of the difficulties of the construction. The glass curtain wall at the external corner position is required to be constructed finally after construction of other parts is completed, and due to accumulated errors generated by installation of the glass curtain wall at other parts, deviation exists between the final fixed position and the design position of the glass curtain wall at the external corner position, and the pre-buried embedded parts and the like cannot be constructed, so that the glass curtain wall cannot be installed smoothly, and the construction cost and the engineering time are increased.
Disclosure of Invention
The utility model aims to provide a glass curtain wall connecting device at an external corner position, which solves the problem of difficult installation and construction of the glass curtain wall at the external corner position.
The technical scheme for solving the technical problems is as follows: a glass curtain wall connection device for an external corner location, comprising: the curtain wall fixing device comprises an attached wall connecting piece, a curtain wall connecting piece, a first connecting bolt and a curtain wall fixing piece; the wall-attached connecting piece is fixedly connected with the building wall; the number of the curtain wall connecting pieces is two, and the two curtain wall connecting pieces are respectively fixed on two sides of the wall attaching connecting piece; the curtain wall connecting piece comprises a plate body and an adjusting block, wherein a sliding groove is formed in the first end portion of the plate body, and a strip-shaped hole corresponding to the position of the sliding groove is formed in the first end portion of the plate body; the adjusting block is provided with a sliding block which can be inserted into the sliding groove, and is provided with a first bolt hole corresponding to the strip-shaped hole; the first connecting bolt is connected with the adjusting block of the curtain wall connecting piece; the curtain wall fixing piece comprises a first chuck and a second chuck, and the external corner glass curtain wall is fixed between the first chuck and the second chuck; the curtain wall fixing piece is connected with the first connecting bolt.
The glass curtain wall connecting device at the external corner position comprises a first plate body, a second plate body and a third plate body which are sequentially connected, wherein the first plate body is connected with the wall-attached connecting piece, and a sliding groove is formed in the end portion of the third plate body.
According to the glass curtain wall connecting device at the external corner position, further, the second bolt holes are further formed in the adjusting block, and the second bolt holes are arranged at positions far away from the strip-shaped holes.
According to the glass curtain wall connecting device at the external corner position, further, the curtain wall fixing piece further comprises the first insertion tube and the second insertion tube, the first insertion tube is fixedly connected with one side of the first chuck, the second insertion tube is fixedly connected with one side of the second chuck, and the first insertion tube and the second insertion tube are connected through the matched threaded structure.
The external corner glass curtain wall connecting device further comprises a limiting rod, wherein the limiting rod is arranged between the first chuck and the second chuck and used for limiting the distance between the first chuck and the second chuck.
The glass curtain wall connecting device with the external corner position further comprises a limit screw, wherein the limit screw is installed in a screw hole on the first chuck or in a screw hole on the second chuck, and the limit screw is used for limiting the distance between the first chuck and the second chuck.
The beneficial effects of the utility model are as follows: the position of the slide block in the sliding groove is adjusted through the temporary fixing position of the glass curtain wall, the first connecting bolt is simultaneously inserted into the first bolt hole and the strip-shaped hole of the adjusting block, the glass curtain wall at the external angle position is installed through the relative position of the nut locking plate body and the adjusting block on the first connecting bolt, the problem that the glass curtain wall cannot be smoothly installed due to the fact that the deviation exists between the final fixing position and the design position of the glass curtain wall at the external angle position, the embedded part and the like buried in advance cannot be constructed is solved.
Drawings
The foregoing and/or other advantages of the present utility model will become more apparent and more readily appreciated from the detailed description taken in conjunction with the following drawings, which are meant to be illustrative only and not limiting of the utility model, wherein:
FIG. 1 is a schematic view of a glass curtain wall connection device in an external angular position according to one embodiment of the present utility model;
FIG. 2 is a schematic view of a curtain wall connector according to one embodiment of the present utility model from a first perspective;
FIG. 3 is a schematic view of a second view of a curtain wall connector according to one embodiment of the present utility model;
FIG. 4 is a schematic view of a curtain wall fastener according to one embodiment of the present utility model from a first perspective;
FIG. 5 is a schematic view of a second view of a curtain wall fastener according to one embodiment of the present utility model.
In the drawings, the list of components represented by the various numbers is as follows:
1. the wall-attached connecting piece 2, a curtain wall connecting piece 21, a first plate body 22, a second plate body 23, a third plate body 24, a chute 25, a strip-shaped hole 26, an adjusting block 27, a sliding block 28, a second bolt hole 29, a first bolt hole 3, a first connecting bolt 4, a curtain wall fixing piece 41, a first chuck 42, a first insertion pipe 43, a second chuck 44, a second insertion pipe 45, a limiting rod 46, a third bolt hole 5, a first external corner glass curtain wall 6, a second external corner glass curtain wall 7 and a second connecting bolt.
Detailed Description
Hereinafter, an embodiment of the external angular position glass curtain wall connecting device of the present utility model will be described with reference to the accompanying drawings.
The examples described herein are specific embodiments of the present utility model, which are intended to illustrate the inventive concept, are intended to be illustrative and exemplary, and should not be construed as limiting the utility model to the embodiments and scope of the utility model. In addition to the embodiments described herein, those skilled in the art can adopt other obvious solutions based on the disclosure of the claims and specification of the present application, including those adopting any obvious substitutions and modifications to the embodiments described herein.
The drawings in the present specification are schematic views, which assist in explaining the concept of the present utility model, and schematically show the shapes of the respective parts and their interrelationships. Note that, in order to clearly show the structures of the components of the embodiments of the present utility model, the drawings are not drawn to the same scale. Like reference numerals are used to denote like parts.
Glass curtain walls can be installed on the outer surfaces of building walls for decoration, but glass curtain walls (shown in figure 1) perpendicular to each other are required to be installed at the outer corner positions of the building walls, each glass curtain wall is of a planar structure, the size of each glass curtain wall is determined according to the design of building external decoration, and the length and the width of each glass curtain wall are usually in the range of 2 meters. Because the glass curtain wall at the external corner position needs to be constructed at last after construction of other parts is completed, accumulated errors generated by installation of the glass curtain wall at other parts often lead to deviation between the final fixed position and the design position of the glass curtain wall at the external corner position, and the pre-buried embedded parts and the like cannot be constructed, so that the glass curtain wall cannot be installed smoothly.
FIGS. 1, 2 and 3 illustrate an external angular position glass curtain wall connection of one embodiment of the present utility model, comprising:
the wall-attached connecting piece 1 is fixedly connected with the building wall body; the wall-attached connecting piece shown in fig. 1 is only illustrative, and in a specific construction process, the wall-attached connecting piece can be arranged to be suitable for being fixedly connected with an embedded part in a building wall body, such as an L-shaped structure, a J-shaped structure and the like, and one end of the wall-attached connecting piece is fixedly connected with the embedded part in the building wall body, and specifically, welding, bolt connection and the like can be adopted.
The number of the curtain wall connecting pieces 2 is two, the two curtain wall connecting pieces 2 are respectively fixed on two sides of the wall attaching connecting piece 1 (respectively used for installing a first external corner glass curtain wall 5 and a second external corner glass curtain wall 6), and the connection of the curtain wall connecting pieces and the wall attaching connecting pieces is realized by using a second connecting bolt 7 in FIG. 1; the curtain wall connecting piece 2 comprises a plate body and an adjusting block 26, wherein a sliding groove 24 is formed in the first end portion of the plate body, the extending direction of the sliding groove is in the horizontal direction, the first end portion of the plate body can be provided with the sliding groove on one side of the plate body, and the sliding grooves can be formed in two sides of the plate body respectively (the sliding grooves are formed in two sides in the embodiment shown in fig. 2 and 3). The first end of the plate body is further provided with a strip-shaped hole 25 corresponding to the position of the chute 24, in the embodiment in fig. 2, the strip-shaped hole is arranged in the middle of the chute, and the extending direction of the strip-shaped hole is the horizontal direction; the length of the strip-shaped hole determines the position of the adjusting block which can be adjusted in the horizontal direction, so that the length of the strip-shaped hole needs to be determined according to the adjusting range of the glass curtain wall in construction, for example, the length of the adjusting hole can be in the range of 2 cm to 8 cm. The adjusting block 26 is provided with a sliding block 27 which can be inserted into the sliding groove 24, and the adjusting block 26 is provided with a first bolt hole 29 corresponding to the strip-shaped hole 25;
the first connecting bolt 3, the first connecting bolt 3 is connected with the adjusting block 26 of the curtain wall connecting piece 2; specifically, the first connecting bolt is inserted into the first bolt hole and the strip-shaped hole of the adjusting block at the same time, and the relative positions of the plate body and the adjusting block are locked through nuts on the first connecting bolt. Because the extending direction of the sliding groove and the sliding block is the horizontal direction, and the size of the sliding block is matched with the sliding groove, namely the sliding block can not shake when moving horizontally in the sliding groove.
Curtain wall fixing pieces 4, wherein the number of the curtain wall fixing pieces 4 is two, the curtain wall fixing pieces 4 comprise a first chuck 41 and a second chuck 43, and the external corner glass curtain wall is fixed between the first chuck 41 and the second chuck 43; the curtain wall fixing piece 4 is connected with the first connecting bolt 3.
When the glass curtain wall connecting device at the external corner position is used for construction, firstly, the wall attaching connecting piece is fixedly connected with the embedded piece in the building wall; and after the construction of the glass curtain wall at other positions is completed, carrying out the construction of the glass curtain wall at the external corner position. And secondly, connecting the two curtain wall connecting pieces with one side of the wall attaching connecting piece respectively, namely connecting one end of a plate body of the curtain wall connecting piece with the wall attaching connecting piece. And thirdly, fixing the glass curtain wall by using the first clamping plate and the second clamping plate of the curtain wall fixing piece. And fourthly, adjusting the position of the sliding block in the sliding groove according to the temporary fixing position of the glass curtain wall, simultaneously inserting the first connecting bolt into the first bolt hole and the strip-shaped hole of the adjusting block, and locking the relative positions of the plate body and the adjusting block through nuts on the first connecting bolt. According to the glass curtain wall connecting device at the external corner position, the position of the sliding block in the sliding groove is adjusted through the temporary fixing position of the glass curtain wall, the first connecting bolt is simultaneously inserted into the first bolt hole and the strip-shaped hole of the adjusting block, and the glass curtain wall at the external corner position is installed through the relative positions of the nut locking plate body on the first connecting bolt and the adjusting block, so that the problem that the pre-buried embedded part and the like cannot be constructed and the glass curtain wall cannot be installed smoothly due to deviation between the final fixing position and the design position of the glass curtain wall at the external corner position is solved.
In a preferred embodiment as shown in fig. 2 and 3, the plate body comprises a first plate body 21, a second plate body 22 and a third plate body 23 which are sequentially connected, wherein the first plate body 21 is connected with the wall-attached connecting piece 1, and a chute 24 is arranged at the end part of the third plate body 23. The included angle between the first plate body and the second plate body is between 30 degrees and 40 degrees, and the included angle between the second plate body and the third plate body is between 140 degrees and 150 degrees. Through the plate body of above-mentioned structure, be convenient for with plate body and attach wall connecting piece and be connected.
In a preferred embodiment of the glass curtain wall attachment in the external angular position, as shown in fig. 2 and 3, the adjustment block 26 is further provided with a second bolt hole 28, the second bolt hole 28 being located remotely from the bar-shaped hole 25. Because the overall size of the adjusting block is limited, in order to avoid that the length of the arranged strip-shaped hole is too large to influence the overall strength of the adjusting block, the length of the strip-shaped hole cannot be too large. But the maximum adjustment range that can realize of the strip hole that sets up sometimes can't satisfy glass curtain wall's installation needs, and the regulating block of above-mentioned structure is equipped with the second bolt hole, can be through another bolt first connecting plate body and regulating block (insert strip hole and first bolt hole), then inserts the second bolt hole with first connecting bolt and be connected with curtain wall mounting. Therefore, the installation position of the glass curtain wall can be adjusted in a larger range.
In a preferred external angular position glass curtain wall attachment embodiment, as shown in FIGS. 4 and 5, the curtain wall fixture 4 further includes a first cannula 42 and a second cannula 44, the first cannula 42 being fixedly connected to one side of the first chuck 41 and the second cannula 44 being fixedly connected to one side of the second chuck 43, the first cannula 42 and the second cannula 44 being connected by mating threaded structures. The glass curtain wall is provided with a hole for connecting and fixing, the curtain wall fixing piece is used in a mode that a first assembly piece formed by a first clamping plate and a first insertion pipe and a second assembly piece formed by a second clamping plate and a second insertion pipe are separated at first, the first insertion pipe and the second insertion pipe are inserted into the hole of the glass curtain wall, and the first insertion pipe and the second insertion pipe are connected through a thread structure arranged by the first insertion pipe and the second insertion pipe. For example, the first cannula is provided with an external thread and the second cannula is provided with an internal thread, the external thread of the first cannula being capable of screwing into the internal thread of the second cannula. The curtain wall fixing piece with the structure is connected with the glass curtain wall through the threaded structure, is convenient to use, and is easy to realize the installation construction of the glass curtain wall at high altitude. In a further preferred embodiment, in order to avoid damage caused by crushing the glass curtain wall between the first chuck and the second chuck during the installation process, flexible gaskets (such as silica gel pads and rubber pads) are respectively arranged between the first chuck and the glass curtain wall and between the second chuck and the glass curtain wall.
In the curtain wall fixing member structure of the above embodiment, the connection between the first chuck and the second chuck is achieved by screwing the external thread of the first cannula into the internal thread of the second cannula, if experience of constructors in the installation process is insufficient, the distance between the first chuck and the second chuck is easily reduced to crush the glass curtain wall, and on the other hand, if the distance between the first chuck and the second chuck is too large, the threaded connection structure of the first cannula and the second cannula is easily loosened, so that the glass curtain wall is broken away. In a further preferred embodiment of the glass curtain wall attachment device in the external angular position, the curtain wall fixture 4 further comprises a stop bar 45, the stop bar 45 being arranged between the first and second chucks 41, 43 for defining the distance between the first and second chucks 41, 43. The limiting rod can be of a polished rod structure, the limiting rod is placed between the first chuck and the second chuck when the distance between the first chuck and the second chuck is adjusted, and the distance between the first insertion tube and the second insertion tube is adjusted continuously to enable the first chuck and the second chuck to clamp the limiting rod. The glass curtain wall can be prevented from being damaged due to the fact that the distance between the chucks is too small due to the existence of the limiting rods.
The above-mentioned limit lever may be a limit screw, which is installed in a screw hole on the first chuck 41 or in a screw hole on the second chuck 43, and which is used to define a distance between the first chuck 41 and the second chuck 43. Referring to the embodiment shown in fig. 4 and 5, a screw hole is provided in the first chuck, and a limit screw is installed in the screw hole of the first chuck. The structure can be used for installing the limit screw on the first chuck in advance through the position of the limit screw in the screw hole, namely, the structure can be used for installing the limit screw in advance on the ground (according to the size and installation requirement of the glass curtain wall and the curtain wall fixing piece) so as to avoid the installation construction of the limit screw at high altitude. In the embodiment shown in fig. 5, the number of limit screws is three, circumferentially arranged on the first chuck. Meanwhile, the diameter of the first insertion tube is smaller than that of the second insertion tube, and the limit screw can penetrate from one side of the first clamping plate to the other side after being screwed into the screw hole through the arrangement of the screw hole on the first clamping plate, and the end part of the limit screw abuts against the end face of the second insertion tube. The structure can enable the diameter of the hole arranged on the glass curtain wall to be smaller, and the diameter is slightly larger than that of the second insertion pipe so that the second insertion pipe with the larger diameter can be inserted into the hole. As shown in fig. 5, a third screw hole 46 is formed in the middle of the first chuck, a threaded structure adapted to the third screw hole is formed at an end of the first connection bolt, and connection between the first connection bolt and the first chuck is achieved through threads.
The above disclosed features are not limited to the disclosed combinations with other features, and other combinations between features can be made by those skilled in the art according to the purpose of the utility model to achieve the purpose of the utility model.
Claims (6)
1. A glass curtain wall connection device for an external corner position, comprising: the curtain wall fixing device comprises a wall attaching connecting piece (1), a curtain wall connecting piece (2), a first connecting bolt (3) and a curtain wall fixing piece (4); the wall-attached connecting piece (1) is fixedly connected with a building wall; the number of the curtain wall connecting pieces (2) is two, and the two curtain wall connecting pieces (2) are respectively fixed on two sides of the wall attaching connecting piece (1); the curtain wall connecting piece (2) comprises a plate body and an adjusting block (26), wherein a chute (24) is arranged at the first end part of the plate body, and a strip-shaped hole (25) corresponding to the chute (24) is also arranged at the first end part of the plate body; the adjusting block (26) is provided with a sliding block (27) which can be inserted into the sliding groove (24), and the adjusting block (26) is provided with a first bolt hole (29) corresponding to the strip-shaped hole (25); the first connecting bolt (3) is connected with the adjusting block (26) of the curtain wall connecting piece (2); the curtain wall fixing piece (4) comprises a first chuck (41) and a second chuck (43), and the external corner glass curtain wall is fixed between the first chuck (41) and the second chuck (43); the curtain wall fixing piece (4) is connected with the first connecting bolt (3).
2. The glass curtain wall connecting device of an external corner position according to claim 1, wherein the plate body comprises a first plate body (21), a second plate body (22) and a third plate body (23) which are sequentially connected, the first plate body (21) is connected with the wall-attached connecting piece (1), and a chute (24) is arranged at the end part of the third plate body (23).
3. The glass curtain wall connecting device according to claim 1, characterized in that the adjusting block (26) is further provided with a second bolt hole (28), the second bolt hole (28) being arranged at a position remote from the strip-shaped hole (25).
4. The glass curtain wall connection device according to claim 1, wherein the curtain wall fixing member (4) further comprises a first insertion tube (42) and a second insertion tube (44), the first insertion tube (42) is fixedly connected with one side of the first chuck (41), the second insertion tube (44) is fixedly connected with one side of the second chuck (43), and the first insertion tube (42) and the second insertion tube (44) are connected through matched screw structures.
5. The glass curtain wall connection device according to claim 4, further comprising a stop lever (45), the stop lever (45) being arranged between the first and second chucks (41, 43) for defining a distance between the first and second chucks (41, 43).
6. The glass curtain wall connection device according to claim 4, further comprising a limit screw mounted in a screw hole on the first chuck (41) or in a screw hole on the second chuck (43), the limit screw being used to define a distance between the first chuck (41) and the second chuck (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322354104.XU CN220285113U (en) | 2023-08-31 | 2023-08-31 | Glass curtain wall connecting device at external corner position |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322354104.XU CN220285113U (en) | 2023-08-31 | 2023-08-31 | Glass curtain wall connecting device at external corner position |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220285113U true CN220285113U (en) | 2024-01-02 |
Family
ID=89338984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322354104.XU Active CN220285113U (en) | 2023-08-31 | 2023-08-31 | Glass curtain wall connecting device at external corner position |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220285113U (en) |
-
2023
- 2023-08-31 CN CN202322354104.XU patent/CN220285113U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9995333B2 (en) | Devices, systems, and methods for securing a component to a surface | |
| CN220285113U (en) | Glass curtain wall connecting device at external corner position | |
| CN201475921U (en) | Novel light fitting switching device | |
| CN215805610U (en) | Expansion screw for flexibly mounting section bar | |
| CN105332579A (en) | Hinge device capable of self-adapting to angle and position | |
| CN211344257U (en) | Piping lane cable support | |
| CN212801995U (en) | Square tube splicing structure | |
| CN219993176U (en) | Curtain fixing device with adjustable | |
| CN111993323A (en) | Mechanical wrench convenient to use and wide in application range | |
| CN219993336U (en) | Warning fence for construction site | |
| CN214843334U (en) | Detection case that environmental monitoring used | |
| CN220414747U (en) | Connecting device of decorative pipe | |
| CN213088955U (en) | Fastening device for building pipeline installation | |
| CN203669093U (en) | Simple house frame transferring connector | |
| CN218205654U (en) | Ball type bolt | |
| CN211974170U (en) | Wallboard leveling structure | |
| CN214941542U (en) | Multilayer angle-adjustable suspended ceiling | |
| CN220985250U (en) | Leakage cable clamp based on embedded groove installation | |
| CN213685700U (en) | Electric steel pipe of building is to mouthful connecting device | |
| CN219775123U (en) | Single-plug self-locking installation joint | |
| CN219317355U (en) | Hollow portable aluminum material | |
| CN215519255U (en) | Building assembly with adjustable groove width | |
| CN211649295U (en) | Supporting pipe installation bracket of civil construction | |
| CN219082026U (en) | Plastic expansion plug auxiliary connecting piece | |
| CN219471312U (en) | Outdoor heat-insulating glass curtain wall capable of preventing frosting |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |