CN113756232B - Rapidly-disassembled and assembled pedestrian rail and assembling and mounting method thereof - Google Patents
Rapidly-disassembled and assembled pedestrian rail and assembling and mounting method thereof Download PDFInfo
- Publication number
- CN113756232B CN113756232B CN202111102046.0A CN202111102046A CN113756232B CN 113756232 B CN113756232 B CN 113756232B CN 202111102046 A CN202111102046 A CN 202111102046A CN 113756232 B CN113756232 B CN 113756232B
- Authority
- CN
- China
- Prior art keywords
- railing
- post
- cross rod
- rail
- rod
- 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
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F15/00—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
- E01F15/02—Continuous barriers extending along roads or between traffic lanes
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Steps, Ramps, And Handrails (AREA)
Abstract
The invention discloses a rapid dismounting pedestrian railing, which comprises a railing base, railing columns, railing lower cross bars, railing upper cross bars and railing vertical bars, wherein the railing base is provided with a plurality of railing vertical bars; the two ends of the rail lower cross bar and the rail upper cross bar are detachably connected with the rail upright posts; the railing vertical rods are arranged between the railing vertical columns, and two ends of each railing vertical rod are respectively connected with the railing lower cross rod and the railing upper cross rod; the lower end of the railing post is provided with external threads and a railing post nut, the bottom surface of the railing post is provided with a railing post clamping plate, the upper part of the railing base is provided with a railing base cover plate, the railing post clamping plate is embedded into the railing base cover plate, and the railing post nut is in threaded fit with the lower end of the railing post to lock the railing post clamping plate and the railing base cover plate; the assembly of each component of quick assembly disassembly people's railing is mechanical connection only, does not have welding operation, therefore the installation rate is faster, and construction quality is changeed and is guaranteed, and simultaneously, the installation of railing is not restricted by conditions such as weather. In addition, the mechanical connection facilitates the maintenance, disassembly, assembly and replacement of the handrail.
Description
Technical Field
The invention belongs to the field of constructional engineering, and particularly relates to a rapid dismounting pedestrian rail and an assembling installation method thereof.
Background
With the development of urban construction, the construction of engineering construction is developing towards the industrialization, standardization, structural assembling and assembling of component production and the mechanization of construction equipment. At present, the construction technology of the engineering structure main body is mature day by day, and the form is also various. The sidewalk handrail is used as various important accessory components, and the factory manufacturing and assembling construction technology of the sidewalk handrail can be rapidly developed like a main structure in the future, so that the sidewalk handrail becomes one of the main construction methods.
At present, the sidewalk railings are mostly made of stone railings, wood railings, steel railings and the like, and in recent years, toughened glass railings are also used in part of scenic spots and municipal works with high requirements on scenic views. At present, the manufacturing mode of the sidewalk balustrade in China is mainly factory prefabrication, and in the aspect of a field construction mode, a steel structure balustrade and a main structure are connected by welding, so that the field welding workload is large, and the environment is polluted to a certain degree; the stone balustrade and the wood balustrade upright post need to be constructed simultaneously with the main body structure, which has certain influence on the construction of the main body structure and is not beneficial to the control of the construction period of the main body structure; glass railing generally uses with the combination of steel stand, and steel stand and major structure pass through the built-in fitting welding back and install glass on the stand again. Therefore, the installation efficiency and the installation quality are difficult to ensure by the existing construction mode.
How to make engineering construction more environment-friendly, less interference, safer, high quality and low consumption, which is beneficial to sustainable development, is a problem that must be solved in front of governments, owners and all builders. Under the promotion of the assembly of the engineering structure main body, the railing construction mode which has large workload and serious environmental pollution on the continuous use field obviously cannot meet the requirement of urban construction.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a rapid dismounting pedestrian barrier and an assembling installation method thereof, on the basis of meeting the stress requirement of the barrier, the stand column and the base as well as the barrier and the stand column are mechanically connected, the rapid dismounting of the barrier is convenient, the field welding operation is reduced, and the recycling is realized.
In order to achieve the purpose, the invention adopts the technical scheme that: a rapid dismounting pedestrian railing comprises a railing base, railing columns, railing lower cross bars, railing upper cross bars and railing vertical bars; the two ends of the railing lower cross rod and the railing upper cross rod are detachably connected with the railing upright post; the railing vertical rods are arranged between the railing vertical columns, and two ends of each railing vertical rod are respectively connected with the railing lower cross rod and the railing upper cross rod; the external screw thread and railing stand nut are established to railing stand lower extreme, and the bottom surface of railing stand sets up railing stand screens board, and the upper portion of railing base sets up railing base and laps, and railing stand screens board embedding railing base is lapped, and railing stand nut and railing stand lower extreme screw-thread fit lock railing stand screens board and railing base are lapped.
The railing base main body is arranged below the railing base cover plate and is connected with an external main body structure.
Even interval sets up a plurality of sheer pole through-holes on the railing sheer pole, set up the last horizontal pole draw-in groove with sheer pole through-hole position one-to-one on the railing, the railing montant passes the sheer pole through-hole, the top of railing montant sets up the montant buckle, the montant buckle card is gone into in the last horizontal pole draw-in groove, the bottom of railing montant sets up external screw thread and montant nut, the railing sheer pole is stretched out to the bottom of railing montant, the railing montant passes through external screw thread and montant nut screw-thread fit, the montant nut is used for fastening the railing montant, horizontal pole on railing sheer pole and the railing.
An upper flanging is arranged at the opening part on the inner side of the upper transverse rod clamping groove upwards, lower flanging is arranged on the two sides of the vertical rod buckle downwards, and the upper flanging is fastened with the lower flanging.
Both ends of the cross rod on the railing lower cross rod and the railing upper cross rod are provided with ear plates, the top and the bottom of the railing stand column are provided with ear plates, both ends of the cross rod on the railing lower cross rod and the railing upper cross rod are connected with the railing stand column through the ear plates, and the ear plates are connected through bolts.
The railing base cover plate is provided with a through hole for embedding the railing upright post clamping plate, the shape of the through hole is the same as that of the railing upright post clamping plate, and the shape is other than circular.
The two ends of the rail lower cross rod and the rail upper cross rod are connected with the rail upright posts through hasps.
The two ends of the rail lower cross rod and the rail upper cross rod are connected with the rail upright post sleeve.
The assembling and mounting method of the pedestrian handrail comprises the following steps:
step 1, installing a railing base, wherein the railing base is connected with a main structure by welding or bolts;
step 6, repeating the step 5 until the installation of one segment railing vertical rod is finished;
and 7, repeating the steps 2 to 6, and installing the rest sections of railings.
In the step 5, when the upper railing rod influences the installation of the vertical railing rod and the angle of the vertical railing rod inserted into the through hole of the lower transverse rod is limited, the installation procedures in the step 4 and the step 5 are adjusted, the vertical railing rod is firstly installed into the through hole of the lower transverse rod after the lower transverse rod is installed, and then the upper railing rod is installed to complete the installation.
Compared with the prior art, the invention has at least the following beneficial effects:
the railing unit is split into the rod piece and parts with small volume for factory manufacture, the weight is extremely light, the assembly on site is convenient, on one hand, the transportation is convenient, and on the other hand, the light and small-sized components are more beneficial to high-precision assembly construction; after the railing upright post is inserted into the railing base and rotated to be in place, the upright post nut is screwed down, so that the railing upright post clamping plate is mutually occluded with the railing base cover plate, and the upright post installation is completed; the process of screwing the upright post nut is also the process of straightening the railing upright post, the upright post nut, the railing upright post clamping plate and the railing base cover plate provide main bearing capacity for the railing, and the railing is convenient to install and disassemble, does not need welding operation, and has small influence on urban environment; the construction is not influenced by external environments such as weather and the like, and the installation quality is easy to guarantee.
Further, between each component of railing, all can adopt mechanical connection between railing festival section and the major structure, not only the construction security is high, makes things convenient for the maintenance and the change of railing moreover.
Further, mechanical connection can be adopted between each component of the railing and between the railing section and the main structure, so that the construction safety is high, and the railing is convenient to maintain and replace.
Furthermore, an upper flanging is upwards arranged at an opening at the inner side of the upper cross rod clamping groove, lower flanging is downwards arranged at two sides of the vertical rod buckle, and the upper flanging is fastened with the lower flanging.
Further, both ends of the cross rod on the railing lower cross rod and the railing are provided with ear plates, the top and the bottom of the railing stand column are provided with the ear plates, both ends of the cross rod on the railing lower cross rod and the railing are connected with the railing stand column through the ear plates, the ear plates are connected through bolts, the cross rod on the railing lower cross rod and the railing is detachably connected with the railing stand column, and replacement and installation are convenient.
Further, set up on the railing base apron and be used for imbedding railing stand screens board through-hole, the shape of through-hole is the same with the shape of railing stand screens board, the shape is the shape beyond circular, improves railing wholeness and stability.
Furthermore, the two ends of the cross rod on the rail and the cross rod on the rail are connected with the rail stand column through hasps, or the two ends of the cross rod on the rail and the cross rod on the rail are connected with the rail stand column sleeve, and the two ends are all convenient to detach and maintain.
Drawings
Fig. 1 is a schematic structural view of a rapid dismounting pedestrian rail.
FIG. 2 is a schematic diagram of the relationship between the edge column and the standard section column and the base.
FIG. 3 is a schematic view of an edge post and standard segment post construction.
Fig. 4 is a schematic view of the railing base.
Fig. 5 is a schematic view of a post nut configuration.
Figure 6 is a schematic view of the upper and lower cross bar construction of the balustrade.
Figure 7 is a cross-sectional view of a rail cross-section.
Fig. 8 is a schematic view of the vertical bars of the rail being buckled in the slots of the upper cross bars to be installed in place.
Fig. 9 is a schematic view of the lower end of the vertical rod of the handrail.
In the drawings: 1-railing base; 2-railing post; 3-a lower cross bar; 4, an upper cross bar; 5, vertical bars of the handrail; 11-a railing base body; 12-railing base cover plate; 21-railing column clamping plate; 22-railing post thread; 23-railing post lower ear plate; 24-upper ear plates of the railing posts; 25-railing post nut; 31-lower rail ear plate; 32-lower cross bar through hole; 41-upper cross bar ear plate; 42-upper cross bar slot; 51, buckling a vertical rod; 52-vertical bar thread; 53-vertical rod nut.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Referring to fig. 1, 2,3 and 9, the rapid dismounting pedestrian rail of the present invention comprises a rail base 1, a rail upright 2, a rail lower cross bar 3, a rail upper cross bar 4 and a rail vertical bar 5; the two ends of the railing lower cross rod 3 and the railing upper cross rod 4 are detachably connected with the railing upright post 2; the railing vertical rods 5 are arranged between the railing vertical columns 2, and two ends of each railing vertical rod 5 are respectively connected with the railing lower cross rod 3 and the railing upper cross rod 4; the external screw thread and railing post nut 25 are established to 2 lower extremes of railing post, and the bottom surface of railing post 2 sets up railing post screens board 21, and the upper portion of railing base 1 sets up railing base apron 12, and railing post screens board 21 imbeds railing base apron 12, and railing post nut 25 locks railing post screens board 21 and railing base apron 12 with railing post 2 lower extreme screw-thread fit.
Referring to fig. 2 (a) and 2 (b), a balustrade base body 11 is disposed below the balustrade base cover 12, and the balustrade base body 11 is connected to an external body structure.
The railing base cover plate 12 is provided with a through hole for embedding the railing post clamping plate 21, the shape of the through hole is the same as that of the railing post clamping plate 21, the shape is other than circular, the through hole is designed to be in a runway shape, and reference is made to fig. 4.
Referring to fig. 5, as an alternative embodiment, the railing post nut 25 is generally frustoconical and has a polygonal top end.
Referring to fig. 6, a plurality of sheer pole through-holes 32 are seted up at even interval on railing sheer pole 3, set up the last horizontal pole draw-in groove 42 that link up along its length direction on railing entablature 4, railing montant 5 passes sheer pole through-hole 32, the top of railing montant 5 sets up montant buckle 51, montant buckle 51 card is gone into in the horizontal pole draw-in groove 42, the bottom of railing montant 5 sets up external screw thread 52 and montant nut 53, railing sheer pole 3 is stretched out to the bottom of railing montant 5, railing montant 5 is used for fastening railing montant 5 through external screw thread 52 and montant nut 53 screw-thread fit montant nut 53, railing sheer pole 3 and railing entablature 4.
Referring to fig. 7 and 8, an opening at the inner side of the upper cross bar slot 42 is provided with an upward turned edge, and two sides of the vertical bar buckle 51 are provided with downward turned edges, which are fastened with the downward turned edges.
Referring to fig. 1, a railing base 1 is connected with a main structure in advance through embedded part anchoring, welding, bolt connection and other modes; the railing post 2 is fixed on the railing base 1 through a buckle and a post nut; the railing upper cross rod 4 and the railing lower cross rod 3 are connected with the railing post 2 through bolts; the railing vertical rod 5 is connected with the upper cross rod 4 through a buckle and connected with the lower cross rod 3 through a nut. The railing base can be prefabricated in a factory and constructed with the main body structure at the same time, so that the railing base is convenient to transport, and light and small-sized components are more favorable for assembly construction; after the railing nut is screwed down, the railing upright post clamping plate and the railing base cover plate are mutually occluded, so that the main bearing capacity is provided for the railing, the railing is convenient to install and disassemble, welding operation is not needed, and the influence on the urban environment is small; the construction mode is not influenced by external environments such as weather and the like, and the installation quality is easy to ensure; mechanical connection can be adopted between each component of the railing and between the railing sections and the main structure, so that the construction safety is high, and the railing is convenient to maintain and replace.
The railing base comprises a railing base body 11 and a railing base cover plate 12, the railing base body 11 is formed by adopting section steel and cover plates, and the railing base body 11 and the railing base cover plate 12 are welded.
The railing post consists of steel pipe, clamping board, screw thread, upper and lower lugs and post nut, and all the components except the post nut are welded together.
The rail bottom cross rod is composed of a steel pipe and an ear plate, the ear plate and the steel pipe are welded, and the through hole penetrates through the steel pipe to ensure that the rail vertical rod can penetrate through the steel pipe.
The rail upper cross rod is composed of groove steel and an ear plate, and the ear plate and the groove steel are welded.
The railing vertical rod consists of a steel pipe, a buckle, a thread and a nut, the buckle is welded at the upper end of the vertical rod, and the thread and the nut are located at the lower end of the vertical rod.
Two ends of the railing lower cross rod 3 and the railing upper cross rod 4 are provided with sleeves which are sleeved on the railing upright posts 2, and fastening screws are arranged between the sleeves and the railing upright posts 2; or the surface of the railing post 2 is provided with a protruding clamping point, and the clamping point realizes the interference fit of the sleeve and the railing post 2.
Set up the last horizontal pole draw-in groove that link up along its length direction on the railing 4, the installation of being convenient for of the last horizontal pole draw-in groove that adopts to link up, each section can once only pack into all railing montants 5 when the installation, set up limit structure can in the upper end when final installation, limit structure can adopt the bolt to add the nut, also can adopt spacing post, and spacing post setting is between two adjacent railing montants 5 to horizontal pole 4 on the railing is packed into in step with railing montant 5.
In order to achieve higher strength, an upper cross rod clamping groove is formed in the position, where the rail vertical rod 5 is designed, of the rail upper cross rod 4.
The assembly installation method of the pedestrian guardrail comprises the following steps:
step 1, installing a railing base 1, wherein the railing base 1 and a main structure can adopt connection forms such as welding connection, bolt connection and the like;
step 6, repeating the step 5 until the installation of one segment railing vertical rod is finished;
and 7, repeating the steps 2 to 6, and installing the rest sections of railings.
In step 5, if the installation of the rail vertical rods 5 is influenced by the rail upper cross rod 4, the angles of the rail vertical rods 5 inserted into the lower cross rod through holes 32 are limited, the installation procedures of step 4 and step 5 can be adjusted, the rail vertical rods 5 are firstly installed into the lower cross rod through holes 32 after the rail lower cross rod 3 is installed, then the rail upper cross rod 4 is installed, and the installation is completed.
Because all adopt mechanical connection between each main component of railing, broken away from traditional welded connection, not only construction speed is fast, and is little to the major structure influence, installs moreover not restricted by external conditions such as weather. The installation quality is mainly controlled by the machining precision of a factory, and the quality of workers, the installation environment and the field condition have no influence on the installation quality basically.
Claims (5)
1. The utility model provides a quick assembly disassembly people's bank of china's railing which characterized in that: comprises a railing base (1), railing columns (2), a railing lower cross rod (3), a railing upper cross rod (4) and railing vertical rods (5); the two ends of the railing lower cross rod (3) and the railing upper cross rod (4) are detachably connected with the railing upright post (2); the railing vertical rods (5) are arranged between the railing vertical columns (2), and two ends of the railing vertical rods (5) are respectively connected with the railing lower cross rod (3) and the railing upper cross rod (4); the lower end of the railing post (2) is provided with external threads and a railing post nut (25), the bottom surface of the railing post (2) is provided with a railing post clamping plate (21), the upper part of the railing base (1) is provided with a railing base cover plate (12), the railing post clamping plate (21) is embedded into the railing base cover plate (12), and the railing post nut (25) is in threaded fit with the lower end of the railing post (2) to lock the railing post clamping plate (21) and the railing base cover plate (12); a through hole for embedding a railing upright post clamping plate (21) is formed in the railing base cover plate (12), the shape of the through hole is the same as that of the railing upright post clamping plate (21), and the shape is other than circular;
a plurality of lower cross rod through holes (32) are uniformly formed in the lower cross rod (3) at intervals, upper cross rod clamping grooves (42) which are in one-to-one correspondence to the positions of the lower cross rod through holes (32) are formed in the upper cross rod (4) of the rail, vertical rod clamping buckles (51) are arranged at the top ends of the vertical rod (5), the vertical rod clamping buckles (51) are clamped into the upper cross rod clamping grooves (42), external threads (52) and vertical rod nuts (53) are arranged at the bottom ends of the vertical rod (5), the bottom end of the vertical rod (5) extends out of the lower cross rod (3) of the rail, the vertical rod (5) is in threaded fit with the vertical rod nuts (53) through the external threads (52), and the vertical rod nuts (53) are used for fastening the vertical rod (5), the lower cross rod (3) of the rail and the upper cross rod (4) of the rail;
a limiting post is arranged between two adjacent vertical railing posts (5), and the limiting post and the vertical railing posts (5) are synchronously arranged in an upper railing transverse rod (4);
the detachable connection is realized by the following three structures: (1) the two ends of the railing lower cross rod (3) and the railing upper cross rod (4) are provided with ear plates, the top and the bottom of the railing upright post (2) are provided with ear plates, the two ends of the railing lower cross rod (3) and the railing upper cross rod (4) are connected with the railing upright post (2) through the ear plates, the ear plates are connected through bolts,
(2) the two ends of the railing lower cross bar (3) and the railing upper cross bar (4) are connected with the railing upright post (2) through hasps,
(3) the two ends of the railing lower cross rod (3) and the railing upper cross rod (4) are connected with the railing upright post (2) through sleeves.
2. The quick release pedestrian rail of claim 1, wherein: a railing base main body (11) is arranged below the railing base cover plate (12), and the railing base main body (11) is connected with an external main body structure.
3. The quick release pedestrian rail of claim 1, wherein: an upper flanging is upwards arranged at the opening of the inner side of the upper cross rod clamping groove (42), lower flanging is downwards arranged at two sides of the vertical rod buckle (51), and the upper flanging is fastened with the lower flanging.
4. An assembly mounting method for a pedestrian rail according to any one of claims 1 to 3, characterized in that: the method comprises the following steps:
step 1, installing a railing base (1), wherein the railing base (1) is connected with a main structure through welding or bolts;
step 2, installing the railing post (2), inserting the railing post (2) into a preformed hole of the railing base post, then integrally rotating the railing post (2) by 90 degrees, enabling a railing post clamping plate (21) and a railing base cover plate (12) to be mutually overlapped and occluded, screwing a post nut (25) along a post screw (22), and ensuring that the railing post (2) is reliably connected with the railing base (1);
step 3, installing a railing lower cross rod (3), and connecting a lower cross rod lug plate (31) with a railing upright post lower lug plate (23) through a bolt;
step 4, installing the upper rail (4) of the rail, enabling the clamping groove (42) of the upper rail to face downwards, and connecting the lug plate (41) of the upper rail with the upper lug plate (24) of the rail upright post through a bolt;
step 5, installing a vertical railing rod (5), firstly enabling the lower end of the vertical railing rod with a screw to penetrate through a through hole (32) of a lower cross rod, then installing a vertical rod buckle (51) into a clamping groove (42) of an upper cross rod, integrally rotating the vertical rod (5) for 90 degrees to enable the clamping groove (42) and the vertical rod buckle (51) to be correspondingly positioned, and finally screwing a vertical rod nut (53);
step 6, repeating the step 5 until the installation of one segment railing vertical rod is finished;
and 7, repeating the steps 2 to 6, and installing the rest sections of railings.
5. The mounting method according to claim 4, wherein: in the step 5, when the installation of the rail vertical rods (5) is influenced by the rail upper cross rods (4), and the angles of the rail vertical rods (5) inserted into the lower cross rod through holes (32) are limited, the installation procedures in the step 4 and the step 5 are adjusted, the rail vertical rods (5) are firstly installed into the lower cross rod through holes (32) after the lower cross rods (3) are installed, and then the rail upper cross rods (4) are installed to complete the installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111102046.0A CN113756232B (en) | 2021-09-18 | 2021-09-18 | Rapidly-disassembled and assembled pedestrian rail and assembling and mounting method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111102046.0A CN113756232B (en) | 2021-09-18 | 2021-09-18 | Rapidly-disassembled and assembled pedestrian rail and assembling and mounting method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113756232A CN113756232A (en) | 2021-12-07 |
| CN113756232B true CN113756232B (en) | 2023-01-24 |
Family
ID=78796515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111102046.0A Active CN113756232B (en) | 2021-09-18 | 2021-09-18 | Rapidly-disassembled and assembled pedestrian rail and assembling and mounting method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113756232B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100830398B1 (en) * | 2007-12-27 | 2008-05-20 | 동아에스텍 주식회사 | Guard fence of viewable zone |
| CN205777621U (en) * | 2016-05-16 | 2016-12-07 | 山西五建集团有限公司 | A kind of construction provisional protection hurdle |
| CN208858242U (en) * | 2018-08-27 | 2019-05-14 | 中国电建集团湖北工程有限公司 | A kind of fixing piece and guard rail for construction site protection rail for construction site |
| CN209795741U (en) * | 2019-04-24 | 2019-12-17 | 山东交通职业学院 | Reinforced guardrail structure for ship |
| CN212742316U (en) * | 2020-06-17 | 2021-03-19 | 四川同风源建设工程有限公司 | Guardrail for municipal works |
| CN112252625A (en) * | 2020-11-07 | 2021-01-22 | 金螳螂精装科技（苏州）有限公司 | Modularized glass handrail with copper handrail |
-
2021
- 2021-09-18 CN CN202111102046.0A patent/CN113756232B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN113756232A (en) | 2021-12-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112281625B (en) | Fabricated construction trestle and construction method thereof | |
| CN113756232B (en) | Rapidly-disassembled and assembled pedestrian rail and assembling and mounting method thereof | |
| CN210508129U (en) | Integrated stair protective rail with decorative structure | |
| CN111691300A (en) | A concrete placement support device for steel-concrete composite beam | |
| CN111364619A (en) | But quick assembly disassembly's steel construction board house | |
| CN210238773U (en) | Adopt beam column connected node of high strength bolt assembly | |
| CN212200946U (en) | Assembled unit glass curtain wall | |
| CN213951905U (en) | Assembled construction trestle | |
| CN201381599Y (en) | Guardrail movable connecting piece | |
| CN220503743U (en) | Simple and easy quick assembled pavement culture trompil board railing | |
| CN217205000U (en) | Guardrail bar is prevented temporarily in construction | |
| CN218293100U (en) | Urban road and traffic engineering rail guard | |
| CN208981812U (en) | Assembled self-tapping type nonfloating rail structure | |
| CN216157321U (en) | Make things convenient for scalable protection railing of dismouting interlude formula | |
| CN210797375U (en) | Recoverable sidewalk rail | |
| CN220954289U (en) | Spliced building railing | |
| CN212957338U (en) | Easily install long-life balcony guardrail | |
| CN217205838U (en) | Assembled fender of building site | |
| CN219061156U (en) | Building construction is with enclosing guardrail convenient to dismouting | |
| CN219241416U (en) | Safety protection structure | |
| CN219158141U (en) | Suspended ceiling assembling structure | |
| CN216304509U (en) | Modularization river course view guardrail | |
| CN112282343B (en) | Dual self-lifting type external climbing frame for super high-rise building | |
| CN220539218U (en) | Template for building house stairs | |
| CN218149654U (en) | Overhanging type scaffold |
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 | ||
| CB03 | Change of inventor or designer information |
Inventor after: Liu Yaorong Inventor after: Fan Ze Inventor after: Guo Qiang Inventor after: Long Gang Inventor after: Wang Sheping Inventor after: Wu Feng Inventor after: Feng Wei Inventor after: Li Feng Inventor after: Liu Jianshe Inventor after: Gao Zhongjun Inventor after: Fu Chengjun Inventor before: Liu Yaorong Inventor before: Fan Ze Inventor before: Guo Qiang Inventor before: Liu Jianshe Inventor before: Long Gang Inventor before: Qi Shengqiang Inventor before: Gao Zhongjun Inventor before: Feng Wei Inventor before: Wang Sheping Inventor before: Fu Chengjun Inventor before: Wu Feng Inventor before: Li Feng |
|
| CB03 | Change of inventor or designer information |