CN113062542A - Assembled building steel structure stair connected node - Google Patents
Assembled building steel structure stair connected node Download PDFInfo
- Publication number
- CN113062542A CN113062542A CN202110359799.3A CN202110359799A CN113062542A CN 113062542 A CN113062542 A CN 113062542A CN 202110359799 A CN202110359799 A CN 202110359799A CN 113062542 A CN113062542 A CN 113062542A
- Authority
- CN
- China
- Prior art keywords
- stair
- base plate
- fixing
- stair base
- steel structure
- 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.)
- Withdrawn
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
- E04F11/022—Stairways; Layouts thereof characterised by the supporting structure
- E04F11/035—Stairways consisting of a plurality of assembled modular parts without further support
Abstract
The invention is suitable for the field of fabricated buildings, and provides a stair connection node with a fabricated building steel structure, which comprises: the positioning assembly is fixedly arranged relative to the stair base plates and used for positioning two adjacent stair base plates and enabling the two adjacent stair base plates to be in sliding fit with each other; the quick-release fixing assembly is used for interfering the stair base plate and enabling the stair base plate to be relatively fixed; the quick release fixing component comprises: the fixing piece is arranged on the positioning assembly and is mutually interfered with the interior of the stair base plate, and is used for fixing the adjacent stair base plates; the adjusting piece is arranged in the positioning assembly and used for controlling the fixing piece to move; the fixing piece moves along the direction far away from the axis of the adjusting piece; the rapid and convenient combined installation and disassembly of the stair base plate are realized through the arrangement of the positioning assembly and the quick-disassembly fixing assembly, so that the stair is more convenient to use and maintain, meanwhile, the production of insufficient welding in a traditional welding installation mode is avoided to a certain extent, and the use safety is improved.
Description
Technical Field
The invention relates to the field of fabricated buildings, in particular to a stair connection node with a fabricated building steel structure.
Background
The prefabricated building is a building mode that a large amount of field operation work of a traditional building mode is transferred to a factory for carrying out, after a framework and accessories for the building are processed in the factory, the building is transported to a construction site for direct connection and assembly, and the prefabricated building mainly comprises a prefabricated concrete structure, a steel structure, a wood structure building and the like.
Among the prior art, for making the transportation more convenient, like assembled steel structure stair, can only carry out spare part production mostly, the space that reduces in the transportation that like this can be great occupies, then assembles the use after arriving the assembly place, and the assembly connection mode to assembled steel structure stair adopts traditional welding mode to go on more at present, and the welding can provide more stable fastness and convenient to use.
However, the assembly method adopting the welding type is difficult to disassemble and assemble after the installation of the steel structure stair is completed, and in the installation process, if a welding worker is a professional in the non-welding field, a cold joint is generated during welding, and potential safety hazards are caused when the steel structure stair is buried in the stair in use.
Disclosure of Invention
The invention aims to provide a stair connection node with an assembly type building steel structure, which solves the problem that the assembly and disassembly are difficult and the maintenance is inconvenient after the assembly is completed in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides an assembled building steel construction stair connected node, includes the stair base plate, its characterized in that, connected node still includes:
the positioning assembly is fixedly arranged relative to the stair base plates and used for positioning two adjacent stair base plates and enabling the two adjacent stair base plates to be in sliding fit with each other; and
the quick-release fixing assembly is used for interfering the stair base plate and enabling the stair base plate to be relatively fixed;
the quick release fixing component comprises:
the fixing piece is arranged on the positioning assembly and is mutually interfered with the interior of the stair base plate, and is used for fixing the adjacent stair base plates;
the adjusting piece is arranged in the positioning assembly and used for controlling the fixing piece to move;
the fixing member moves in the axial direction of the adjusting member.
As a further scheme of the invention: the positioning assembly comprises mounting pins and mounting openings which are respectively arranged on two sides of the stair base plate;
the mounting pins and the mounting openings are arranged in a one-to-one correspondence mode.
As a further scheme of the invention: the positioning assembly comprises mounting pins and mounting openings which are respectively arranged on two sides of the stair base plate;
the mounting pins and the mounting openings are arranged in a one-to-one correspondence mode.
As a further scheme of the invention: the mounting pin is fixedly arranged relative to the stair base plate, and the surface of the mounting pin is provided with a notch communicated with the interior;
the mounting opening is a hole structure which is arranged on the upper side wall of the stair base plate and is sunken inwards.
As a further scheme of the invention: the quick-release fixing assembly comprises a fixing rod arranged in the mounting pin, a pair of sliding blocks moving along the axial direction of the fixing rod and a connecting piece;
two ends of the fixed rod are respectively matched with the stair base plate and the mounting pin in a rotating mode;
the pair of sliding blocks synchronously and reversely move under the driving of the fixed rod;
the fixed parts are respectively and relatively rotatably arranged with the pair of slide blocks through connecting pieces;
the fixing member is provided at a position between the pair of sliders, and connection points of the fixing member and the connection member are on both sides of the fixing member.
As a further scheme of the invention: the stair base plate is provided with a protective wing at the position below the mounting pin, and the protective wing is fixedly arranged relative to the stair base plate.
As a further scheme of the invention: further comprising:
the anti-skid component is arranged in a sliding fit manner relative to the stair base plate;
the anti-skid assembly includes a cleat.
Compared with the prior art, the invention has the beneficial effects that:
the invention discloses a stair connecting node of an assembly type building steel structure, which realizes quick and convenient combined installation and disassembly of a stair base plate through the arrangement of a positioning assembly and a quick-release fixing assembly, so that the stair is more convenient to use and maintain, simultaneously, the generation of insufficient solder in the traditional welding installation mode is avoided to a certain extent, and the use safety is improved.
Drawings
Fig. 1 is a schematic structural diagram of a positioning assembly and a quick release fixing assembly in a connection node of an assembled building steel structure stair.
Fig. 2 is a schematic structural view of a quick release fixing assembly in a prefabricated building steel structure stair connection node.
Fig. 3 is a schematic view of structural cooperation in a prefabricated building steel structure stair connection node.
Fig. 4 is a schematic structural view of a stair base plate in a prefabricated building steel structure stair connection node.
Fig. 5 is a schematic view of a matching structure of anti-skid plates in a connection node of an assembly type building steel structure stair.
Fig. 6 is a schematic view of a positioning step in a prefabricated building steel structure stair connection node.
Fig. 7 is a schematic view of a fixing step in a prefabricated building steel structure stair connection node.
In the drawings: 1-stair base plate, 101-wings, 2-mounting pins, 3-fixing ports, 4-mounting ports, 5-antiskid plates, 6-fixing rods, 7-fixing nuts, 8-bidirectional screw rods, 9-sliders, 10-fixing pieces, 11-connecting pieces and 12-supporting mounting pieces.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 protection scope of the present invention.
It should be noted that, if there is a directional indication (such as up, down, left, right, front, and back) in the embodiment of the present invention, it is only used to explain the relative position relationship between the components, the motion situation, and the like in a certain posture, and if the certain posture is changed, the directional indication is changed accordingly.
In addition, if the description of "first", "second", etc. is referred to in the present invention, it is used for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1 to 4, in an embodiment of the present invention, an assembly type building steel structure stair connection node includes a stair base plate 1, and the connection node further includes: the positioning assembly is fixedly arranged relative to the stair base plate 1 and used for positioning two adjacent stair base plates 1 and enabling the two adjacent stair base plates 1 to be in sliding fit with each other; and the quick-release fixing assembly is used for interfering the stair base plate 1 and enabling the stair base plate 1 to be relatively fixed. The quick release fixing component comprises: the fixing piece 10 is arranged on the positioning assembly, interferes with the interior of the stair base plate 1 and is used for fixing the adjacent stair base plates 1; the adjusting piece is arranged in the positioning assembly and used for controlling the fixing piece to move; the fixing member 10 moves in the axial direction of the adjusting member.
In an embodiment of the invention, the structure of the assembled building steel structure stair connection node is functionally divided and described, the stair base plates 1 are finally combined to form a main structure part of a stair, the number of the stair base plates 1 is several, the specific number of the stair base plates is determined according to the height of the stair to be assembled, the positioning assemblies are used for positioning and matching the adjacent pair of stair base plates, then the device is fixed through the quick-release fixing assemblies to achieve the effect of connecting the steel structure stair, and compared with the connection modes such as traditional welding and the like, the assembling and disassembling are more convenient and faster in use, the existence of the false welding condition possibly caused by the welding mode can be effectively avoided, the existence of potential safety hazards is prevented, and unnecessary safety accidents are avoided.
In practical application, a plurality of stair base plates 1 (shown in fig. 4) are taken, the stair base plates 1 are of L-shaped cross sections, the specific structure of the stair base plates can be a plate-shaped structure or a plurality of tubular structures, the stair base plates are not specifically limited, the positioning assemblies are fixed on two sides of the stair base plates 1, when the stair base plates are used, the positioning assemblies on two sides of two different stair base plates 1 are matched with each other to complete positioning, and then locking is completed through the action of the quick-release fixing assemblies, so that the purpose of connection is achieved.
Referring to fig. 3 to 5, as a preferred embodiment of the present invention, the positioning assembly includes mounting pins 2 and mounting openings 4 respectively disposed on two sides of the stair base plate; the mounting pins 2 and the mounting openings 4 are arranged in a one-to-one correspondence manner;
specifically, the mounting pin 2 is fixedly arranged relative to the stair base plate 1, and a notch communicated with the inside is formed in the surface of the mounting pin 2; the mounting port 4 is a hole structure which is arranged on the upper side wall of the stair base plate 1 and is sunken in.
In an embodiment of the present invention, the mounting pins 2 and the mounting holes 4 are respectively structures capable of being pinned with each other, and the positions thereof are arranged in a one-to-one correspondence manner, when in use, only the mounting pins 2 and the mounting holes 4 are required to be inserted in a one-to-one correspondence manner, so as to implement mounting and positioning work on the pair of stair base plates 1, and also perform preliminary fixing, thereby facilitating subsequent work, wherein the mounting pins 2 and the mounting holes 4 may have various shapes, and a preferred embodiment shown in the drawing is a circular shape, and may also be a regular polygon, an irregular polygon, and the like, and no specific limitation is made herein.
Referring to fig. 1, 2, 6 and 7, as a preferred embodiment of the present invention, the adjusting member includes a fixing rod 6 disposed in the mounting pin 2, a pair of sliding blocks 9 slidably engaged with the surface of the fixing rod 6, and a connecting member 11; two ends of the fixing rod 6 are respectively matched with the stair base plate 1 and the mounting pin 2 in a rotating mode; the pair of sliding blocks 9 synchronously and reversely move under the driving of the fixed rod 6; the fixing pieces 10 are respectively and relatively rotatably arranged with the pair of sliding blocks 9 through the connecting pieces 11; the fixing member 10 is provided at a position between the pair of the sliders 9, and the connection point of the fixing member 10 and the connection member 11 is on both sides of the fixing member 10.
In an embodiment of the present invention, after the positioning assembly positions and preliminarily fixes the pair of stair base plates 1, it is further required to fix the pair of stair base plates by the quick release fixing assembly, and this embodiment provides a preferred embodiment, and the implementation scheme is as follows: the fixing rod 6 is coaxially arranged inside the mounting pin 2 in a rotating fit mode, a two-way screw 8 is arranged on the portion, inside the mounting hole 4, of the fixing rod 6, a pair of sliding blocks 9 are symmetrically arranged on the two-way screw 8, the pair of sliding blocks 9 are hinged to a fixing piece 10 through a connecting piece 11, the fixing piece 10 is in sliding fit with a surface sliding groove of the mounting pin 2, an opening is formed in the position, at the position of the fixing rod 6, of the top of the stair base plate 1, a fixing nut 7 fixedly connected with the fixing rod 6 is arranged in the opening, the fixing piece 10 is driven to rise in the mounting hole 4 which is recessed inside through the sliding block 9 and is in sliding fit through rotation of the fixing nut 7, and the purpose of final mounting and fixing is achieved.
Referring to fig. 3 and 4, as a preferred embodiment of the present invention, a wing 101 is disposed on the stair base plate 1 at a position below the mounting pin 2, and the wing 101 is fixedly disposed relative to the stair base plate 1.
In one embodiment of the present invention, the wings 101 function to relieve the mounting pins 2 of lateral forces, reducing the likelihood of the mounting pins breaking when subjected to forces during use.
Referring to fig. 4, as a preferred embodiment of the present invention, the method further includes: the anti-skid component is arranged in a sliding fit manner relative to the stair base plate 1; the anti-slip assembly comprises a cleat 5.
In an embodiment of the present invention, as a preferred mode, the present invention provides a plate-like structure with a pair of rod-like protruding structures on the surface at intervals, the anti-skid component is used to protect the positioning component and the quick release fixing component, and at the same time, the surface of the stair is provided with a friction belt to increase the friction coefficient of the stair, which can achieve a certain anti-skid effect, the surface position of the stair base plate 1 at the connection is provided with a sliding groove, the anti-skid plate 5 is arranged in the sliding groove, the anti-skid plate 5 functions to increase the friction force on the surface of the stair base plate 1, and plays a role in anti-skid of the stair, for example, the anti-skid plate 5 mainly includes two parts: the mounting part of the plate-shaped structure and the anti-skid part of the rod-shaped convex structure; the effect of installation department is that install antiskid ribbed tile 5 on stair base plate 1's surface makes it with stair base plate 1 sliding fit, sliding fit direction and user's advancing direction on the stair be mutually perpendicular, consequently can not lead to being used for stepping on and sliding around producing when antiskid ribbed tile 5, the effect of antiskid portion is the increase friction, reduces the probability that the user slided on the stair, of course, the form of antiskid ribbed tile 5 and the material and the structure of installation department and antiskid are all can vary diversely, for example, the platy installation department of rubber material and the round dot shape of rubber material protruding antiskid portion etc. do not do specific restriction here.
The embodiment of the invention discloses an assembly type building steel structure stair connecting node, which realizes quick and convenient combined installation and disassembly of a stair base plate through the arrangement of a positioning assembly and a quick-release fixing assembly, so that the stair is more convenient to use and maintain, meanwhile, the generation of insufficient solder in the traditional welding installation mode is avoided to a certain extent, and the use safety is improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides an assembled building steel construction stair connected node, includes the stair base plate, its characterized in that, connected node still includes:
the positioning assembly is fixedly arranged relative to the stair base plates and used for positioning two adjacent stair base plates and enabling the two adjacent stair base plates to be in sliding fit with each other; and
the quick-release fixing assembly is used for interfering the stair base plate and enabling the stair base plate to be relatively fixed;
the quick release fixing component comprises:
the fixing piece is arranged on the positioning assembly and is mutually interfered with the interior of the stair base plate, and is used for fixing the adjacent stair base plates;
the adjusting piece is arranged in the positioning assembly and used for controlling the fixing piece to move;
the fixing member moves in the axial direction of the adjusting member.
2. The fabricated building steel structure stair connection node of claim 1, wherein the positioning assembly comprises mounting pins and mounting openings respectively disposed on both sides of a stair base plate;
the mounting pins and the mounting openings are arranged in a one-to-one correspondence mode.
3. The fabricated building steel structure stair connection node of claim 2, wherein the mounting pin is fixedly disposed relative to the stair base plate, and a surface of the mounting pin is provided with a notch communicating with an interior;
the mounting opening is a hole structure which is arranged on the upper side wall of the stair base plate and is sunken inwards.
4. The fabricated building steel structure stair connection node of claim 3, wherein the adjustment member comprises a fixing rod disposed in the mounting pin, a pair of sliders moving along an axis direction of the fixing rod, and a connecting member;
two ends of the fixed rod are respectively matched with the stair base plate and the mounting pin in a rotating mode;
the pair of sliding blocks synchronously and reversely move under the driving of the fixed rod;
the fixing piece is respectively and relatively rotatably arranged with the pair of sliding blocks through the connecting piece;
the fixing member is provided at a position between the pair of sliders, and connection points of the fixing member and the connection member are on both sides of the fixing member.
5. The fabricated building steel structure stair connection node of claim 3, wherein the stair base plate is provided with wings at a position below the mounting pins, the wings being fixedly disposed with respect to the stair base plate.
6. The fabricated building steel structure stair connection node of claim 1, further comprising:
the anti-skid component is arranged in a sliding fit manner relative to the stair base plate;
the anti-skid assembly includes a cleat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110359799.3A CN113062542A (en) | 2021-04-02 | 2021-04-02 | Assembled building steel structure stair connected node |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110359799.3A CN113062542A (en) | 2021-04-02 | 2021-04-02 | Assembled building steel structure stair connected node |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113062542A true CN113062542A (en) | 2021-07-02 |
Family
ID=76565736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110359799.3A Withdrawn CN113062542A (en) | 2021-04-02 | 2021-04-02 | Assembled building steel structure stair connected node |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113062542A (en) |
Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH448463A (en) * | 1965-02-16 | 1967-12-15 | Ernst Herbert | Ready-to-assemble stairs |
| CN1152662A (en) * | 1995-11-08 | 1997-06-25 | 海尔姆·福里德尔·居纳有限公司 | Stair edge profile assembly |
| US20060150540A1 (en) * | 2004-12-28 | 2006-07-13 | Intelligent Engineering (Bahamas) Limited | Sandwich plate risers |
| CN1912305A (en) * | 2005-07-19 | 2007-02-14 | 丁玟先 | Precast stairway system, unit structure thereof, and method of constructing stairway system using the same |
| ITRM20100693A1 (en) * | 2010-12-23 | 2012-06-24 | Icun Nuovi Stadi S R L | INNOVATIVE COMPONENT FOR THE CONSTRUCTION OF TRIBUNES FOR SPORTS FACILITIES AND TRIBUNE FOR SPORTS FACILITIES MADE BY MEANS OF THIS INNOVATIVE COMPONENT |
| CN206418694U (en) * | 2017-01-07 | 2017-08-18 | 五洋建设集团股份有限公司 | A kind of Assembled prefabricated stair |
| CN108625553A (en) * | 2018-03-15 | 2018-10-09 | 福建江夏学院 | A kind of assembled stair and its installation method |
| CN110644631A (en) * | 2019-08-28 | 2020-01-03 | 河南职业技术学院 | Building energy-saving composite wall connecting bridge |
| CN209891460U (en) * | 2019-03-07 | 2020-01-03 | 龙元明筑科技有限责任公司 | Assembled building shock-absorbing structure |
| CN110965712A (en) * | 2019-12-21 | 2020-04-07 | 广东恒基隆建设有限公司 | Prefabricated staircase for house building and installation method thereof |
| CN210421688U (en) * | 2019-08-05 | 2020-04-28 | 杭州佳地美装饰材料有限公司 | Lock catch type anti-skid hanging edge |
| CN211058182U (en) * | 2019-10-06 | 2020-07-21 | 江苏苏亚钢结构有限公司 | Assembled stair structure |
| CN212055399U (en) * | 2020-04-09 | 2020-12-01 | 山东方达机械有限公司 | Telescopic connecting rod for numerical control machine tool |
| CN212248951U (en) * | 2020-05-08 | 2020-12-29 | 刘永安 | Detachable assembly combined stair |
| CN112523443A (en) * | 2020-12-08 | 2021-03-19 | 中建西部建设建材科学研究院有限公司 | Ultra-high performance concrete assembled light and thin prefabricated staircase and assembling process thereof |
| CN212801982U (en) * | 2020-08-06 | 2021-03-26 | 张正 | Connecting piece for assembly type building |
| CN214302230U (en) * | 2020-11-18 | 2021-09-28 | 徐州鑫通电力设备有限公司 | Connecting piece for assembly type building |
| CN215370478U (en) * | 2021-05-14 | 2021-12-31 | 江苏菲林尔金属构件有限公司 | Carbon steel grating plate |
-
2021
- 2021-04-02 CN CN202110359799.3A patent/CN113062542A/en not_active Withdrawn
Patent Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH448463A (en) * | 1965-02-16 | 1967-12-15 | Ernst Herbert | Ready-to-assemble stairs |
| CN1152662A (en) * | 1995-11-08 | 1997-06-25 | 海尔姆·福里德尔·居纳有限公司 | Stair edge profile assembly |
| US20060150540A1 (en) * | 2004-12-28 | 2006-07-13 | Intelligent Engineering (Bahamas) Limited | Sandwich plate risers |
| CN1912305A (en) * | 2005-07-19 | 2007-02-14 | 丁玟先 | Precast stairway system, unit structure thereof, and method of constructing stairway system using the same |
| ITRM20100693A1 (en) * | 2010-12-23 | 2012-06-24 | Icun Nuovi Stadi S R L | INNOVATIVE COMPONENT FOR THE CONSTRUCTION OF TRIBUNES FOR SPORTS FACILITIES AND TRIBUNE FOR SPORTS FACILITIES MADE BY MEANS OF THIS INNOVATIVE COMPONENT |
| CN206418694U (en) * | 2017-01-07 | 2017-08-18 | 五洋建设集团股份有限公司 | A kind of Assembled prefabricated stair |
| CN108625553A (en) * | 2018-03-15 | 2018-10-09 | 福建江夏学院 | A kind of assembled stair and its installation method |
| CN209891460U (en) * | 2019-03-07 | 2020-01-03 | 龙元明筑科技有限责任公司 | Assembled building shock-absorbing structure |
| CN210421688U (en) * | 2019-08-05 | 2020-04-28 | 杭州佳地美装饰材料有限公司 | Lock catch type anti-skid hanging edge |
| CN110644631A (en) * | 2019-08-28 | 2020-01-03 | 河南职业技术学院 | Building energy-saving composite wall connecting bridge |
| CN211058182U (en) * | 2019-10-06 | 2020-07-21 | 江苏苏亚钢结构有限公司 | Assembled stair structure |
| CN110965712A (en) * | 2019-12-21 | 2020-04-07 | 广东恒基隆建设有限公司 | Prefabricated staircase for house building and installation method thereof |
| CN212055399U (en) * | 2020-04-09 | 2020-12-01 | 山东方达机械有限公司 | Telescopic connecting rod for numerical control machine tool |
| CN212248951U (en) * | 2020-05-08 | 2020-12-29 | 刘永安 | Detachable assembly combined stair |
| CN212801982U (en) * | 2020-08-06 | 2021-03-26 | 张正 | Connecting piece for assembly type building |
| CN214302230U (en) * | 2020-11-18 | 2021-09-28 | 徐州鑫通电力设备有限公司 | Connecting piece for assembly type building |
| CN112523443A (en) * | 2020-12-08 | 2021-03-19 | 中建西部建设建材科学研究院有限公司 | Ultra-high performance concrete assembled light and thin prefabricated staircase and assembling process thereof |
| CN215370478U (en) * | 2021-05-14 | 2021-12-31 | 江苏菲林尔金属构件有限公司 | Carbon steel grating plate |
Non-Patent Citations (1)
| Title |
|---|
| 姜涌等: "模式―模块―模数:住宅更新的工业化实践", 《新建筑》 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113062542A (en) | Assembled building steel structure stair connected node | |
| CN102808521A (en) | High-altitude butting method and high-altitude butting device for heavy structures | |
| KR20050039990A (en) | Drill jig forming hole | |
| CN216515113U (en) | Connecting structure of bridge expansion joint | |
| CN108457431A (en) | The color steel installation method and mounting device of the double-deck colorful plate roof | |
| CN204899049U (en) | Curved surface glass daylighting roof system | |
| CN212704467U (en) | H-shaped steel automatic clamping device and drilling system suitable for different models | |
| CN203307983U (en) | Ceiling keel component | |
| CN114215235A (en) | Super high-rise inclined double-layer special-shaped curtain wall construction device and method | |
| CN204552035U (en) | A kind of support and cat ladder and scaffold | |
| CN219174996U (en) | Gap buffer board for bridge | |
| CN219827390U (en) | Anti-skid channel steel convenient to install | |
| CN211472994U (en) | Curtain wall keel | |
| CN218438217U (en) | Internal-climbing overhanging type hydraulic self-climbing formwork with high connection tightness | |
| CN215564538U (en) | A instrument of floating for concrete placement | |
| CN204570495U (en) | Be applicable to the cable rigid slideway device of Bridge Erector overhead traveling crane walking | |
| CN205894568U (en) | Indoor wallboard structure of quick assembly disassembly | |
| CN109356294B (en) | Volcanic slag light wallboard connecting component | |
| CN104674991A (en) | Transverse frame and mullion pin connection system and connection method for frame curtain wall | |
| CN110803664A (en) | Aluminum template dismounting device and method capable of reducing deformation | |
| CN117846328A (en) | Positioning and mounting structure for assembled building construction | |
| CN205591357U (en) | Telescopic is connecting device for construction | |
| CN210563765U (en) | Detachable iron railing | |
| CN219471286U (en) | Shear wall based on steel bar truss fixed template and fixed template connecting structure thereof | |
| CN218192272U (en) | Novel reinforcing bar drag hook instrument of buckling |
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 | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210702 |
|
| WW01 | Invention patent application withdrawn after publication |