CN116005994B - Construction method for connecting and fixing bracket and steel structure - Google Patents
Construction method for connecting and fixing bracket and steel structure Download PDFInfo
- Publication number
- CN116005994B CN116005994B CN202310090152.4A CN202310090152A CN116005994B CN 116005994 B CN116005994 B CN 116005994B CN 202310090152 A CN202310090152 A CN 202310090152A CN 116005994 B CN116005994 B CN 116005994B
- Authority
- CN
- China
- Prior art keywords
- steel structure
- butt joint
- reinforcing frame
- bracket
- fixedly connected
- 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
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 59
- 239000010959 steel Substances 0.000 title claims abstract description 59
- 238000010276 construction Methods 0.000 title claims abstract description 23
- 210000001503 joint Anatomy 0.000 claims abstract description 39
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 34
- 230000000149 penetrating effect Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 239000011150 reinforced concrete Substances 0.000 claims 1
- 238000003466 welding Methods 0.000 abstract description 5
- 238000012790 confirmation Methods 0.000 abstract description 3
- 230000002787 reinforcement Effects 0.000 description 7
- 238000009434 installation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a construction method for connecting and fixing a bracket and a steel structure, which comprises the following steps: firstly, transferring the bracket and the steel structure connecting and fixing mechanism to a ground appointed position; secondly, assembling the bracket and the steel structure connecting and fixing mechanism; the support and steel structure connection fixing mechanism used in the support and steel structure connection fixing construction method specifically comprises two vertical beams, wherein bases are arranged at the bottoms of the two vertical beams, a supporting mechanism is connected between the bases, a cross rod is arranged between the two vertical beams, two ends of the cross rod are respectively and fixedly connected to the middle parts of the side walls of the two vertical beams, a butt joint mechanism is arranged on the cross rod, a first reinforcing frame is arranged on one side of the butt joint mechanism, and a second reinforcing frame is arranged on the other side of the butt joint mechanism. The invention cancels welding operation, reduces the risk of fire operation, reduces site positioning confirmation work, improves site construction efficiency and reduces construction cost.
Description
Technical Field
The invention relates to the technical field of connection of support steel structures, in particular to a method for fixedly constructing connection of a support and a steel structure.
Background
The steel structure mainly comprises steel beams, steel columns, steel trusses and other components made of steel sections, steel plates and the like, and is suitable for bearing impact and power loads and has good anti-seismic performance, so that the steel structure is often used for supporting in construction projects, factory building and other projects. When using steel construction to support the building, can often use corresponding support to assemble the concatenation with two adjacent steel construction to guarantee the stability of steel construction concatenation. Along with the continuous development of steel construction in market, steel construction often can use connection fixing device to assemble when using, makes things convenient for steel construction building to build fast. Meanwhile, the installation of the electromechanical pipeline in the steel structure area is more and more increased, so that the connection mode of the electromechanical pipeline fixing support and the steel structure is an important point, the current construction adopts a welding mode, the operation is complex, and the damage is easy to cause.
At present, the bracket is connected with the steel structure in a welding mode or an assembling mode, and the following problems exist in the mode when the bracket is used:
1. the connecting and fixing device is used for assembling the bracket and the steel structure in a welding mode, and the connecting positions of the bracket and the steel structure are required to be corresponding in the operation process, so that the operation process is very troublesome;
2. When the bracket and the steel structure are assembled and spliced through the connecting and fixing device, the bracket and the steel structure generally need to be positioned in advance, and the mounting offset is avoided through repeated manual confirmation during mounting, so that the positioning is easy to be difficult;
3. The support and the steel structure are generally installed on the ground when being built, the common mode is that the base is connected with an anchor screw on the ground, and the anchor screw is locked by using nuts, so that adjacent steel structures are easy to shake.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a construction method for connecting and fixing a bracket and a steel structure.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
a connection and fixation construction method for a bracket and a steel structure comprises the following steps:
Firstly, transferring the bracket and the steel structure connecting and fixing mechanism to a ground appointed position;
secondly, assembling the bracket and the steel structure connecting and fixing mechanism;
The support and steel structure connection fixing mechanism used in the support and steel structure connection fixing construction method specifically comprises two vertical beams, wherein bases are arranged at the bottoms of the two vertical beams, a supporting mechanism is connected between the bases, a cross rod is arranged between the two vertical beams, two ends of the cross rod are respectively and fixedly connected to the middle parts of the side walls of the two vertical beams, a butt joint mechanism is arranged on the cross rod, a first reinforcing frame is arranged on one side of the butt joint mechanism, and a second reinforcing frame is arranged on the other side of the butt joint mechanism.
As a further improvement of the invention, the supporting mechanism comprises two supporting seats, the two supporting seats are respectively and fixedly connected to the side walls of the two bases, the inside of each supporting seat is provided with a butt joint block, and a supporting beam is fixedly connected between the two butt joint blocks.
As a further improvement of the invention, the butt joint mechanism comprises a connecting sleeve, a limiting sleeve and a locking bolt, wherein the connecting sleeve and the limiting sleeve are sleeved on a cross rod, the first reinforcing frame and the second reinforcing frame are fixedly connected to the side wall of the connecting sleeve, a sliding groove is formed in the side wall, close to the limiting sleeve, of the connecting sleeve, an inserting block matched with the sliding groove is arranged on the side wall, close to the connecting sleeve, of the limiting sleeve, a through hole corresponding to the locking bolt is penetrated through the cross rod, the locking bolt penetrates through the limiting sleeve, the through hole and the connecting sleeve, and a fastening nut is connected to the locking bolt in a threaded manner.
As a further improvement of the invention, the support seat is provided with a lockbolt in a penetrating way, and the lockbolt is connected with the butt joint block.
As a further improvement of the invention, the side walls of the connecting sleeve and the limiting sleeve are fixedly connected with buffer blocks, and the buffer blocks are sleeved on the outer sides of the locking bolts.
As a further improvement of the invention, the cross section of the insertion block is of a T-shaped structure, and the cross section of the sliding groove is of a T-shaped structure.
As a further improvement of the invention, the two sides of the first reinforcing frame and the second reinforcing frame are fixedly connected with mounting seats, two sides of each mounting seat are respectively and penetratingly connected with a limit bolt, and the limit bolts are in threaded connection with the side walls of the vertical beams.
As a further improvement of the invention, the two ends of the first reinforcing frame are fixedly connected with first plug bushes, the two ends of the second reinforcing frame are fixedly connected with second plug bushes, a first clamping plate which is in butt joint with the first plug bushes is arranged above one side of the vertical beam, and a second clamping plate which is in butt joint with the second plug bushes is arranged below one side of the vertical beam.
As a further improvement of the invention, the first plug bush is integrally formed with the first reinforcing frame, and the second plug bush is integrally formed with the second reinforcing frame.
The invention has the beneficial effects that:
The limiting sleeve is positioned and butted through the inserting block and the sliding groove on the connecting sleeve, so that the connecting sleeve and the limiting sleeve are spliced to form a complete circular ring structure, the connecting sleeve and the limiting sleeve are rotated around the cross rod, the locking bolt penetrates through the buffer block, the connecting sleeve, the cross rod, the limiting sleeve and the fastening nut to be butted, and the limiting bolt penetrates through the mounting seat and is connected with the inner wall of the vertical beam.
Make things convenient for this connection fixing device to realize fast assembly with the butt joint installation of steel construction and support, peg graft the plug bush on the reinforcement frame and the inboard cardboard of vertical beam, guarantee that the device fixes a position the butt joint of support and steel construction.
3. Welding operation is canceled, and the risk of fire operation is reduced.
4. The sliding groove can be regulated on site, so that the site positioning confirmation work is reduced, and the construction efficiency is improved.
Drawings
FIG. 1 is a schematic structural view of a bracket and steel structure connection and fixation mechanism of the present invention;
FIG. 2 is a schematic view of a part of the structure of the connecting and fixing mechanism of the bracket and the steel structure;
FIG. 3 is a schematic view of a portion of a docking mechanism of the bracket and steel structure connection securing mechanism of the present invention;
fig. 4 is a schematic view of a part of the structure of the support mechanism of the support and steel structure connection fixing mechanism of the present invention.
In the figure: the anti-loosening device comprises a vertical beam 1, a cross rod 2, a through hole 3, a butt joint mechanism 4, a connecting sleeve 41, a sliding groove 42, a limiting sleeve 43, an inserting block 44, a buffering block 45, a locking bolt 46, a fastening nut 47, a first reinforcing frame 5, a second reinforcing frame 6, a mounting seat 7, a limiting bolt 8, a first inserting sleeve 9, a second inserting sleeve 10, a first clamping plate 11, a second clamping plate 12, a base 13, a supporting mechanism 14, a supporting seat 141, a butt joint block 142, a locking bolt 143 and a supporting beam 144.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1-4, a method for connecting and fixing a bracket and a steel structure comprises the following steps:
Firstly, transferring the bracket and the steel structure connecting and fixing mechanism to a ground appointed position;
secondly, assembling the bracket and the steel structure connecting and fixing mechanism;
The bracket and steel structure connection fixing mechanism used in the bracket and steel structure connection fixing construction method specifically comprises two vertical beams 1, bases 13 are arranged at the bottoms of the two vertical beams 1, a supporting mechanism 14 is connected between the two bases 13, a cross rod 2 is arranged between the two vertical beams 1, two ends of the cross rod 2 are respectively and fixedly connected to the middle parts of the side walls of the two vertical beams 1, a butt joint mechanism 4 is arranged on the cross rod 2, a first reinforcing frame 5 is arranged on one side of the butt joint mechanism 4, and a second reinforcing frame 6 is arranged on the other side of the butt joint mechanism 4.
In the invention, the supporting mechanism 14 comprises two supporting seats 141, the two supporting seats 141 are respectively and fixedly connected to the side walls of the two bases 13, the inside of each supporting seat 141 is provided with a butt joint block 142, a supporting beam 144 is fixedly connected between the two butt joint blocks 142, the I-shaped butt joint blocks 142 at the two ends of the supporting beam 144 are in butt joint with the supporting seats 141, and locking bolts 143 are used for penetrating through the two sides of the supporting seats 141 and the butt joint blocks 142 to be locked and connected, so that the bottoms of the steel structures formed by the two vertical beams 1 are supported and limited conveniently, and shaking between the two adjacent steel structures is prevented.
The specific butt joint mechanism 4 comprises a connecting sleeve 41, a limiting sleeve 43 and a locking bolt 46, wherein the connecting sleeve 41 and the limiting sleeve 43 are sleeved on a cross rod 2, a first reinforcing frame 5 and a second reinforcing frame 6 are fixedly connected to the side wall of the connecting sleeve 41, a sliding groove 42 is formed in the side wall, close to the limiting sleeve 43, of the connecting sleeve 41, an inserting block 44 matched with the sliding groove 42 is arranged on the side wall, close to the connecting sleeve 41, of the limiting sleeve 43, a through hole 3 corresponding to the locking bolt 46 is formed in the cross rod 2 in a penetrating mode, the locking bolt 46 penetrates through the limiting sleeve 43, the through hole 3 and the connecting sleeve 41, a fastening nut 47 is connected to the locking bolt 46 in a threaded mode, the section of the inserting block 44 is of a T-shaped structure, the section of the sliding groove 42 is of a T-shaped structure, when the inserting block 44 is inserted into the sliding groove 42 in a sliding mode, the inserting block 44 cannot slide out of the sliding groove 42, and bolt holes are formed in the surfaces of the connecting sleeve 41 and the limiting sleeve 43.
The further support seat 141 is provided with a lockbolt 143 in a penetrating manner, the lockbolt 143 is connected with the butt joint block 142, and the butt joint block 142 is fixedly connected through the lockbolt 143.
The side walls of the specific connecting sleeve 41 and the limiting sleeve 43 are fixedly connected with buffer blocks 45, and the buffer blocks 45 are sleeved on the outer sides of the locking bolts 46, so that the locking bolts 46 and the fastening nuts 47 are effectively prevented from loosening.
The both sides of specific first reinforcement frame 5 and second reinforcement frame 6 are all fixedly connected with mount pad 7, and the both sides of mount pad 7 all through-connection has stop bolt 8, and stop bolt 8 threaded connection is on the lateral wall of vertical beam 1.
The first plug bush 9 of the equal fixedly connected with in both ends of specific first reinforcement frame 5, the equal fixedly connected with second plug bush 10 in both ends of second reinforcement frame 6, the one side top of erecting roof beam 1 is equipped with the first cardboard 11 with the butt joint of first plug bush 9, the one side below of erecting roof beam 1 is equipped with the second cardboard 12 with the butt joint of second plug bush 10, when rotating vertical state round horizontal pole 2 with adapter sleeve 41 and stop collar 43, peg graft first plug bush 9 on the first reinforcement frame 5 and the first cardboard 11 of erecting roof beam 1 top, simultaneously, peg graft second plug bush 10 on the second reinforcement frame 6 and the second cardboard 12 of erecting roof beam 1 below, guarantee to play and have the effect of location butt joint between the vertical roof beam 1.
The first plug bush 9 and the first reinforcing frame 5 are integrally formed, the second plug bush 10 and the second reinforcing frame 6 are integrally formed, and the integral forming structure is higher in strength and higher in durability.
When the bracket and steel structure connecting and fixing mechanism is assembled, the anchor screw is inserted into a designated position of the ground, the reserved hole at the corner of the base 13 is butted on the anchor screw of the ground for installation, and the bottom of the steel structure formed by the two vertical beams 1 is supported and limited through the supporting mechanism 14;
Positioning and butting the limiting sleeve 43 through a T-shaped inserting block 44 and a sliding groove 42 on the connecting sleeve 41, rotating the connecting sleeve 41 and the limiting sleeve 43 around the cross rod 2, then penetrating the buffer block 45, the connecting sleeve 41, the cross rod 2, the limiting sleeve 43 and a fastening nut 47 by using a locking bolt 46, and penetrating two sides of the mounting seat 7 by using a limiting bolt 8 to be connected with the inner wall of the vertical beam 1;
The connecting sleeve 41 with the semicircular structure is horizontally lapped on the cross rod 2, the first reinforcing frame 5 and the second reinforcing frame 6 are horizontally placed, the limiting sleeve 43 is positioned and butted with the sliding groove 42 on the connecting sleeve 41 through the T-shaped inserting block 44, the connecting sleeve 41 and the limiting sleeve 43 are spliced to form a complete circular ring structure, the connecting sleeve 41 and the limiting sleeve 43 are rotated around the cross rod 2, the bolt holes formed in the surfaces of the connecting sleeve 41 and the limiting sleeve 43 correspond to the through holes 3 formed in the middle of the cross rod 2, the locking bolts 46 penetrate through the buffer block 45, the connecting sleeve 41, the cross rod 2, the limiting sleeve 43 and the fastening nuts 47, and the limiting bolts 8 penetrate through the two sides of the mounting seat 7 and the inner wall of the vertical beam 1 to be connected, so that rapid assembly is convenient to realize.
The present invention is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present invention and the inventive concept thereof, can be replaced or changed within the scope of the present invention.
Claims (3)
1. The construction method for connecting and fixing the bracket and the steel structure is characterized by comprising the following steps of:
Firstly, transferring the bracket and the steel structure connecting and fixing mechanism to a ground appointed position;
secondly, assembling the bracket and the steel structure connecting and fixing mechanism;
The bracket and steel structure connection fixing mechanism used in the bracket and steel structure connection fixing construction method specifically comprises two vertical beams (1), bases (13) are arranged at the bottoms of the two vertical beams (1), a supporting mechanism (14) is connected between the bases (13), a cross rod (2) is arranged between the two vertical beams (1), two ends of the cross rod (2) are fixedly connected to the middle parts of the side walls of the two vertical beams (1) respectively, a butt joint mechanism (4) is arranged on the cross rod (2), a first reinforcing frame (5) is arranged on one side of the butt joint mechanism (4), a second reinforcing frame (6) is arranged on the other side of the butt joint mechanism (4), the supporting mechanism (14) comprises two supporting bases (141), the two supporting bases (141) are fixedly connected to the side walls of the two bases (13) respectively, a butt joint block (142) is arranged inside the two supporting beams (144) are fixedly connected between the two butt joint blocks (142), the butt joint mechanism (4) comprises a reinforcing frame (5), a reinforcing sleeve (43), a limit bolt (41) and a limit sleeve (41) are sleeved on the side wall (41) of the reinforcing frame (41) respectively, the utility model discloses a reinforced concrete bridge, which is characterized in that a chute (42) is arranged on the side wall of a connecting sleeve (41) close to a limit sleeve (43), an insertion block (44) matched with the chute (42) is arranged on the side wall of the limit sleeve (43) close to the connecting sleeve (41), a through hole (3) corresponding to a locking bolt (46) is arranged on a cross rod (2) in a penetrating manner, the locking bolt (46) penetrates through the limit sleeve (43), the through hole (3) and the connecting sleeve (41), a fastening nut (47) is connected to the locking bolt (46) in a threaded manner, a buffer block (45) is fixedly connected to the side wall of the connecting sleeve (41) and the limit sleeve (43), the buffer block (45) is sleeved on the outer side of the locking bolt (46), the cross section of the insertion block (44) is of a T-shaped structure, the cross section of the chute (42) is of a T-shaped structure, two sides of a first reinforcing frame (5) and a second reinforcing frame (6) are fixedly connected with a mounting seat (7), two sides of the mounting seat (7) are fixedly connected with a limit bolt (8) in a penetrating manner, the two sides of the limit bolt (8) are fixedly connected to the two ends of the first reinforcing frame (6) and two ends of the second reinforcing frame (9) are fixedly connected to the second reinforcing frame (9), a first clamping plate (11) which is in butt joint with the first plug bush (9) is arranged above one side of the vertical beam (1), and a second clamping plate (12) which is in butt joint with the second plug bush (10) is arranged below one side of the vertical beam (1).
2. The method for connecting and fixing the bracket and the steel structure according to claim 1, wherein the support seat (141) is provided with a lockbolt (143) in a penetrating manner, and the lockbolt (143) is connected with the butt joint block (142).
3. The method for connecting and fixing the bracket and the steel structure according to claim 1, wherein the first plug bush (9) is integrally formed with the first reinforcing frame (5), and the second plug bush (10) is integrally formed with the second reinforcing frame (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310090152.4A CN116005994B (en) | 2023-02-01 | 2023-02-01 | Construction method for connecting and fixing bracket and steel structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310090152.4A CN116005994B (en) | 2023-02-01 | 2023-02-01 | Construction method for connecting and fixing bracket and steel structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116005994A CN116005994A (en) | 2023-04-25 |
| CN116005994B true CN116005994B (en) | 2024-09-24 |
Family
ID=86029940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310090152.4A Active CN116005994B (en) | 2023-02-01 | 2023-02-01 | Construction method for connecting and fixing bracket and steel structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116005994B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111851740A (en) * | 2020-08-24 | 2020-10-30 | 汉尔姆建筑科技有限公司 | Supporting component of steel structure |
| CN213805836U (en) * | 2020-09-21 | 2021-07-27 | 湖北宝鑫桥梁工程有限公司 | Simple to operate's building steel structure |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206902925U (en) * | 2017-06-14 | 2018-01-19 | 中国一冶集团有限公司 | Assembling type steel structure house support chip |
-
2023
- 2023-02-01 CN CN202310090152.4A patent/CN116005994B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111851740A (en) * | 2020-08-24 | 2020-10-30 | 汉尔姆建筑科技有限公司 | Supporting component of steel structure |
| CN213805836U (en) * | 2020-09-21 | 2021-07-27 | 湖北宝鑫桥梁工程有限公司 | Simple to operate's building steel structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116005994A (en) | 2023-04-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109811886B (en) | Assembled house structure | |
| CN110616808A (en) | Assembled floor type steel-wood combined node and assembling method thereof | |
| JP3041271B2 (en) | Wooden joining method | |
| CN112144668B (en) | Tenon type inserted assembled steel-concrete combined node | |
| CN109680835B (en) | Self-supporting precast concrete wallboard, concrete wall, structural system and construction method | |
| CN113585479A (en) | Beam column structure for super-large span steel structure building and construction method thereof | |
| CN113931324A (en) | Cross steel rib column full-bolt rigid connection node and construction method | |
| KR20120060015A (en) | Precast concrete member with junction for reinforcing earthquake resistance for a window frame and method of constructing a building using it | |
| CN116005994B (en) | Construction method for connecting and fixing bracket and steel structure | |
| CN113323374A (en) | Tool type wall connecting piece construction method | |
| CN211285987U (en) | Support-free prefabricated assembly type steel reinforced concrete beam column joint with ear plates | |
| CN216921284U (en) | Large-span cantilever plate type steel supporting system | |
| CN110359580B (en) | Prefabricated rigid concrete column member node connecting structure and supporting method | |
| CN116290521A (en) | Assembled light steel bamboo composite truss floor structure | |
| CN111456233A (en) | Prefabricated assembled concrete beam column joint structure and construction method thereof | |
| CN116290367A (en) | Separated beam column node of assembled steel structure and system thereof | |
| CN112761251B (en) | Concrete beam column connecting node and temporary support mounting method | |
| CN210562653U (en) | Assembled structure connecting piece | |
| CN214302189U (en) | Concrete beam column connected node and temporary support structure | |
| CN210767231U (en) | Support-free prefabricated assembly type steel reinforced concrete beam column joint with bracket | |
| CN113653362A (en) | Three-axis prestress reinforcing method for special-shaped steel plate of space node of square column and rectangular beam of frame structure | |
| CN215977854U (en) | Anti-seismic splicing structure of light precast concrete wallboard | |
| CN221321469U (en) | Prefabricated roof beam of assembled building | |
| CN218479550U (en) | Assembled interior wall template | |
| CN218815194U (en) | Assembled light-duty bearing structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |