CN108316637A - A kind of Rapid Combination locking-type connection system for guide rail - Google Patents
A kind of Rapid Combination locking-type connection system for guide rail Download PDFInfo
- Publication number
- CN108316637A CN108316637A CN201810109205.1A CN201810109205A CN108316637A CN 108316637 A CN108316637 A CN 108316637A CN 201810109205 A CN201810109205 A CN 201810109205A CN 108316637 A CN108316637 A CN 108316637A
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- China
- Prior art keywords
- upright bar
- tapered end
- brace
- pin
- casing
- 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.)
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Links
- 238000009434 installation Methods 0.000 claims description 10
- 238000006073 displacement reaction Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 2
- 230000013011 mating Effects 0.000 abstract description 2
- 238000003032 molecular docking Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 10
- 238000005516 engineering process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G7/00—Connections between parts of the scaffold
- E04G7/02—Connections between parts of the scaffold with separate coupling elements
- E04G7/06—Stiff scaffolding clamps for connecting scaffold members of common shape
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention discloses a kind of Rapid Combination locking-type connection system for guide rail; mainly it is made of the structural members such as upright bar, horizon bar, brace and piece attachments; wherein upright bar is equipped with porous terminal pad and connection locking docking system; to be assembled into from mating horizon bar, brace etc., space structure is stable and can meet different load requirements builds system; and these base components there are structures interrelated, interdependent relationship; possessive construction part is all made of standard component series; it is produced on a large scale, is really achieved safe, reliable, efficient, practical.
Description
Technical field
The invention belongs to building fields, and in particular to what architectural engineering used combines with safe locking structure Fast Installation
Formula scaffold builds system.
Background technology
Common scaffold for building includes pipe thread formula, gate-type, bowl fastening type and disk button etc. both at home and abroad at present, no matter which kind of
There are many defects in use, include mainly in scaffold：
1, the locking of its tube clamps of pipe buckle type scaffold is carried by frictional force, easy to fall off to cause safety accident, and existing developed country is all
It has eliminated；
2, door-type scaffold bearing capacity is small, and overlap height is limited；Total sub-semigroup supports by short distance cross bar right angle and uses steel
Amount is very big, and side bearing capacity difference easily large area is caved in；
3, disk buckle type scaffold because of wedge cotter because no locking mechanism is made in horizontal loading, dynamic load, the factors such as expand with heat and contract with cold
It is failed with lower self-locking, node is caused to loosen, frame body will shake and deform, it cannot be guaranteed that the overall stability of frame body, exists tight
The security risk of weight.
Therefore designing novel Rapid Combination installation and preventing structural member from loosening the scaffold to fall apart becomes skill urgently to be resolved hurrily
Art project.
Invention content
The purpose of the present invention is to provide safe and reliable, multipurpose, can combine, connecting portion is locking structure foot hand
Frame builds system.
To reach above-mentioned technical purpose, the technical scheme is that：
A kind of Rapid Combination locking-type connection system for guide rail is built, the knot by upright bar 1 and several structural members and accessory kit
Component includes horizon bar 2, brace 3, and the terminal pad 4 for being provided with mounting hole is spaced in the upright bar 1,
Further include horizontal lock 2-1, oblique tapered end 3-1, lock pin 6, the wedge pin being used cooperatively with horizontal lock 2-1, oblique tapered end 3-1
5；
Auxiliary catch 7 is arranged in the tapered end top of the oblique tapered end 3-1 of horizontal lock 2-1/, and relieving ring 5-1 is equipped on wedge pin 5,
Relieving ring 5-1 is inserted in locking of the realization of auxiliary catch 7 of tapered end to 5 displacement of wedge pin；
The horizontal lock 2-1 front openings are simultaneously sticked in the terminal pad 4 of upright bar 1, and rear end is fixedly connected with horizon bar 2；It is logical
Cross the connection that horizontal lock 2-1 realizes horizon bar 2 and upright bar 1 with the cooperation of wedge pin 5；
Lock pin 6 is fixed on oblique tapered end 3-1 or lock pin 6 is fixed on 1/ horizon bar 2 of upright bar；
Oblique tapered end 3-1 front openings are simultaneously sticked in the terminal pad 4 of upright bar 1, and rear end is provided with lock pin 6；3 front end of brace, which is fixed, to be connected
Tape splicing has the brace connector 3-2 of casing；The casing of the brace connector 3-2 is inserted into lock pin 6, realizes the company of brace 3 and upright bar 1
It connects；
Or the brace connector 3-2 of brace 3 is directly sleeved on the lock pin 6 of 1/ horizon bar 2 of upright bar and realizes that brace 3 is horizontal with upright bar 1/
The connection of bar 2.
Further, the horizontal lock 2-1, oblique tapered end 3-1 be made of tapered end top and tapered end lower part " [" shape structure,
The tapered end top, tapered end lower interior portion offer the flat connecting hole being inserted into for wedge pin 5, wedge pin 5 be inserted into tapered end top,
The oblique tapered end 3-1 of horizontal lock 2-1/ and 4 wedging of terminal pad of upright bar 1 are connected to one by the mounting hole of terminal pad 4 and tapered end lower part
It rises.
Further, the upright bar 1 is equipped with upper casing 1-7 close to top position, and setting of casing 1-2 is arranged in bottom；Upper casing 1-7
Upper setting installation is to just using lug 1-6；Setting of casing 1-2 is equipped with U-nut 1-3 and connection through-hole corresponding with U-nut 1-3,
Bottom setting is to just using groove piece 1-5；1 upper and lower plug-in type of upright bar connects, and by bolt or is inserted into pin locking；Upper casing
1-7 installations are to just using lug 1-6, when setting of casing 1-2 is inserted in lower upright bar 1-8 and groove piece and lug to timing, at the top of lower upright bar
The mounting hole of mounting hole and setting of casing 1-2 are also to just, bolt is connect across the concentric connecting hole of upper and lower upright bar with U-nut 1-3
Or it is inserted into pin locking.
Further, the brace connector 3-2 is provided with several casings of different location, the set that brace 3 passes through different location
Pipe connect with lock pin 6, and realization brace 3 and horizon bar 2 or 1 link position of upright bar are adaptively adjusted, completion multiple combinations.
Further, setting " u "-shaped in 6 front end of the lock pin is open, the setting pin vertical with opening direction in " u "-shaped is open
Locating part 6-2 is installed on axis 6-1, axis pin 6-1.
Further, the locating part 6-2 is spring stop piece, bolt or locking plate；It is equipped in the spring stop piece or locating part
Annular space, which is simultaneously inserted on axis pin 6-1, to be realized rotation and moves up and down, brace connector 3-2 sets when ensureing axial consistent with lock pin 6
Pipe can be inserted in, and can prevent brace connector 3-2 casings from falling off when standing position.It can also be inserted into bolt in U-shaped mouth on the inside of axis pin 6-1
Complete locking.
Further, the outer cornice setting of 4 mounting hole of slotting disk installed in the upright bar 1 is fluted.
Compared with the prior art, the present invention has the following advantages and good effect：
The first, the present invention devises unique tapered end and connect dish structure, by horizon bar, brace, etc. with the porous company in upright bar
The mating connection of disk is connect, and devises wedge pin and matched relieving ring, auxiliary catch by tapered end and terminal pad locking, is built into
Space structure that is convenient, stablizing；
The second, a variety of of brace are devised and build mode, by brace connector and lock pin, allow brace directly with upright bar, water
Flat bar connects and composes oblique rock-steady structure, and the position of tie point can realize multiple combinations by the brace connector of different location.
Third, upright bar use modularized design, easy to assembly between different units module, and devise locking mechanism, pacify
Quan Xinggao.
4th, possessive construction part be all made of standard component series, be produced on a large scale, be really achieved it is safe, reliable, efficient,
It is practical.
Description of the drawings
Fig. 1 is a kind of local attachment structure schematic diagram of Rapid Combination locking-type connection system for guide rail of the present invention；
Fig. 2 is location A enlarged structure schematic diagram in Fig. 1；
Fig. 3 is location A brace coupling part enlarged structure schematic diagram in Fig. 1；
Fig. 4 is B location enlarged structure schematic diagram in Fig. 1；
Fig. 5 is the attachment structure schematic diagram of horizon bar/upright bar and lock pin；
Fig. 6 is locking plate detent configuration schematic diagram at vertical position in embodiment 3；
Fig. 7 is locking plate detent configuration schematic diagram in cis-position in embodiment 3；
Fig. 8 is spring stop piece detent configuration schematic diagram in cis-position in embodiment 4；
Fig. 9 is spring stop piece detent configuration schematic diagram at vertical position in embodiment 4；
Figure 10 is upright bar base unit connecting portion structural schematic diagram.
Symbol and its explanation in figure：
Upright bar 1；Upper pright stanchion 1-1；Setting of casing 1-2；U-nut 1-3；Groove piece 1-5；Lug 1-6；Upper casing 1-7；Lower upright bar 1-
8；Horizon bar 2；Horizontal lock 2-1；Brace 3；Oblique tapered end 3-1；Brace connector 3-2；Terminal pad 4；Mounting hole 4-1；Wedge pin 5；
Relieving ring 5-1；Lock pin 6；Axis pin 6-1；Locating part 6-2；Auxiliary catch 7.
Specific implementation mode
Below in conjunction with the accompanying drawings and the embodiment of the present invention to the present invention a kind of Rapid Combination locking-type connection system for guide rail make into
One step is described in detail.
A kind of Rapid Combination locking-type connection system for guide rail is built, institute by upright bar 1 and several structural members and accessory kit
It includes horizon bar 2, brace 3 to state structural member, and the terminal pad 4 for being provided with mounting hole, a preferred side are spaced in the upright bar 1
In case, the outer cornice setting of mounting hole is fluted, is designed by groove, helps to prevent from rotating when 5 lateral force of wedge pin,
The torque resistant ability for helping to improve horizon bar, to ensure the stability of horizontal direction structure.
In order to realize that building for the structural members such as horizon bar, upright bar, brace, the present invention devise horizontal lock 2-1, oblique tapered end
3-1, lock pin 6, the wedge pin 5 being used cooperatively with horizontal lock 2-1, oblique tapered end 3-1.The front ends horizontal lock 2-1/ oblique tapered end 3-1
It is open and is sticked in the terminal pad 4 of upright bar 1, rear end is fixedly connected with 2/ brace 2 of horizon bar；It is described in one preferred embodiment
Horizontal lock 2-1, oblique tapered end 3-1 are made of " [" shape structure, under the tapered end top, tapered end tapered end top and tapered end lower part
Offer the flat connecting hole being inserted into for wedge pin 5 inside portion, wedge pin 5 be inserted into tapered end top, terminal pad 4 mounting hole and lock
Head lower part, the oblique tapered end 3-1 of horizontal lock 2-1/ and 4 wedging of terminal pad of upright bar 1 are linked together.
In order to realize the locking to connection, stability is improved, the tapered end top of the oblique tapered end 3-1 of horizontal lock 2-1/ is set
Auxiliary catch 7 is set, relieving ring 5-1 is installed on wedge pin 5, the auxiliary catch 7 that relieving ring 5-1 is inserted in tapered end is realized to wedge pin 5
The locking of displacement；
Connection type that there are many braces and upright bar, brace and horizon bar,
Embodiment 1：Brace 3 realizes the connection with upright bar 1 by oblique tapered end 3-1 cooperations,
Oblique tapered end 3-1 front openings are simultaneously sticked in the terminal pad 4 of upright bar 1, and the connection that rear end is provided with disjunctor lock pin 6 is flat
Platform；3 front end of brace is fixedly connected with the brace connector 3-2 with casing；The casing of the brace connector 3-2 is inserted into and disjunctor lock pin
With locating part 6-2 lockings after 6, the connection of brace 3 and upright bar 1 is realized；In one preferred scheme, brace connector 3-2 is provided with
Several casings, with reference to Fig. 4, brace 3 can be connect by different location casing with lock pin 6, realize brace 3 and horizon bar 2 or upright bar 1
The adaptability of link position selects, and can complete various structures combination.
Embodiment 2：Brace 3 is directly connect with 1/ horizon bar 2 of upright bar by lock pin 6,
Lock pin 6 is fixed on 1/ horizon bar 2 of upright bar, is convenient to be inserted in the casing of brace connector 3-2, realize brace 3 with
The connection of 1/ horizon bar 2 of upright bar.
6 front end of the lock pin is arranged " u "-shaped and is open, the setting axis pin 6-1 vertical with opening direction in " u "-shaped is open,
Locating part 6-2 is installed on axis pin 6-1.The locating part 6-2 is spring stop piece, bolt or locking plate；
Embodiment 3
As shown in Figure 6, Figure 7, the locating part 6-2 is locking plate, and annular space is equipped in the locking plate and is inserted on axis pin 6-1 real
It now rotates and moves up and down, ensure that brace connector 3-2 casings can be inserted in when consistent i.e. cis-position axial with lock pin 6, can prevent when standing position
Only brace connector 3-2 casings fall off；
Embodiment 4
As shown in Figure 8, Figure 9, the locating part 6-2 is spring stop piece, and the spring stop piece is by elastic component around making annular space
And be inserted in realization rotation on axis pin 6-1 and move up and down, ensure brace connector 3-2 casings when consistent i.e. cis-position axial with lock pin 6
Can be inserted in, stand position when elastic component will lock pin 6 compress, can prevent brace connector 3-2 casings from falling off；
Embodiment 5
It can also be inserted into and be locked with bolt in U-shaped mouth on the inside of axis pin 6-1.
Connection relation between upright bar is as shown in Figure 10：
Upright bar 1 is equipped with upper casing 1-7 close to top position, and setting of casing 1-2 is arranged in bottom；Setting installation is to just on upper casing 1-7
With lug 1-6；Setting of casing 1-2 is equipped with U-nut 1-3 and connection through-hole corresponding with U-nut 1-3, and bottom is arranged to just using
Groove piece 1-5；1 upper and lower plug-in type of upright bar connects, and by bolt or is inserted into pin locking；Upper casing 1-7 installations are to just with convex
Piece 1-6, when setting of casing 1-2 is inserted in lower upright bar 1-8 and groove piece with lug to timing, lower upright bar top mounting holes and setting of casing 1-
2 mounting hole also to just, pin being connect or being inserted into U-nut 1-3 across the concentric connecting hole of upper and lower upright bar by bolt, this
Sample then realizes longitudinal anticreep locking connection of upright bar, while also improving the ability of upright bar torque resistant.
The above described is only a preferred embodiment of the present invention, being not that the invention has other forms of limitations, appoint
What those skilled in the art changed or be modified as possibly also with the technology contents of the disclosure above equivalent variations etc.
Imitate embodiment.But it is every without departing from technical solution of the present invention content, according to the technical essence of the invention to above example institute
Any simple modification, equivalent variations and the remodeling made, still fall within the protection domain of technical solution of the present invention.
Claims (7)
1. a kind of Rapid Combination locking-type connection system for guide rail, by upright bar（1）And several structural members and accessory kit are built, institute
It includes horizon bar to state structural member（2）, brace（3）, the upright bar（1）It is upper to be spaced the terminal pad for being provided with mounting hole（4）, special
Sign is：
It further include horizontal lock（2-1）, oblique tapered end（3-1）, lock pin（6）With horizontal lock（2-1）, oblique tapered end（3-1）Cooperation makes
Wedge pin（5）；
The horizontal lock（2-1）/ oblique tapered end（3-1）Tapered end top be arranged auxiliary catch（7）, wedge pin（5）On guarantor is installed
Dangerous ring（5-1）, by relieving ring（5-1）It is inserted in the auxiliary catch of tapered end（7）It realizes to wedge pin（5）The locking of displacement；
The horizontal lock（2-1）Front opening is simultaneously sticked in upright bar（1）Terminal pad（4）On, rear end and horizon bar（2）It is fixed
Connection；Pass through horizontal lock 2-1 and wedge pin（5）Horizon bar is realized in cooperation（2）With upright bar（1）Connection；
Lock pin（6）It is fixed on oblique tapered end（3-1）Upper or lock pin（6）It is fixed on upright bar（1）/ horizon bar（2）On；
Oblique tapered end 3-1 front openings are simultaneously sticked in upright bar（1）Terminal pad（4）On, rear end is provided with lock pin 6；Brace（3）Front end
It is fixedly connected with the brace connector with casing（3-2）；The brace connector（3-2）Casing be inserted into lock pin 6, realize brace 3 with
Upright bar（1）Connection；
Or brace（3）Brace connector（3-2）It is directly sleeved on upright bar（1）/ horizon bar（2）Lock pin 6 on realize brace（3）With
Upright bar（1）/ horizon bar（2）Connection.
2. assembly scaffold according to claim 1 builds system, it is characterised in that：The horizontal lock（2-1）, tiltedly
Tapered end（3-1）It is made of that " [" shape structure, the tapered end top, tapered end lower interior portion are offered tapered end top and tapered end lower part
For wedge pin（5）The flat connecting hole of insertion, wedge pin（5）It is inserted into tapered end top, terminal pad（4）Mounting hole and tapered end under
Portion, by horizontal lock（2-1）/ oblique tapered end（3-1）With upright bar（1）Terminal pad（4）Wedging links together.
3. assembly scaffold according to claim 1 builds system, it is characterised in that：The upright bar（1）Close to top
Position is equipped with upper casing（1-7）, setting of casing is arranged in bottom（1-2）；Upper casing（1-7）Upper setting installation is to just using lug（1-6）；
Setting of casing（1-2）Equipped with U-nut（1-3）And and U-nut（1-3）Corresponding connection through-hole, bottom are arranged to just using groove
Piece（1-5）；Upright bar（1）Upper and lower plug-in type connection, and by bolt or it is inserted into pin locking；Upper casing（1-7）Installation is to just using
Lug（1-6）, work as setting of casing（1-2）It is inserted in lower upright bar（1-8）And groove piece and lug be to timing, lower upright bar top mounting holes with
Setting of casing（1-2）Mounting hole also to just, bolt is passed through into the concentric connecting hole of upper and lower upright bar and U-nut（1-3）Connection is inserted
Enter pin locking.
4. assembly scaffold according to claim 1 builds system, it is characterised in that：The brace connector（3-2）If
It is equipped with several casings of different location, brace（3）Pass through the casing and lock pin of different location（6）Brace is realized in connection（3）With water
Flat bar（2）Or upright bar（1）Link position is adaptively adjusted, and completes multiple combinations.
5. assembly scaffold according to claim 1 builds system, it is characterised in that：The lock pin（6）Front end is arranged
" u "-shaped is open, the setting axis pin vertical with opening direction in " u "-shaped is open（6-1）, axis pin（6-1）Upper installation locating part（6-
2）.
6. assembly scaffold according to claim 5 builds system, it is characterised in that：The locating part（6-2）It is bullet
Spring catch, bolt or locking plate；It is equipped with annular space in the spring stop piece or locating part and is inserted in axis pin（6-1）Upper realization rotation
With move up and down, ensure and lock pin（6）Brace connector when axial consistent（3-2）Casing can be inserted in, and can prevent brace from connecing when standing position
Head（3-2）Casing falls off.
7. disc locking type scaffold according to claim 1 builds system, it is characterised in that：The upright bar（1）Middle installation
Insert disk（4）The outer cornice setting of mounting hole is fluted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810109205.1A CN108316637A (en) | 2018-02-05 | 2018-02-05 | A kind of Rapid Combination locking-type connection system for guide rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810109205.1A CN108316637A (en) | 2018-02-05 | 2018-02-05 | A kind of Rapid Combination locking-type connection system for guide rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108316637A true CN108316637A (en) | 2018-07-24 |
Family
ID=62903283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810109205.1A Pending CN108316637A (en) | 2018-02-05 | 2018-02-05 | A kind of Rapid Combination locking-type connection system for guide rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108316637A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109025243A (en) * | 2018-08-03 | 2018-12-18 | 江苏国舜速接架有限公司 | A kind of novel socket joint type disk button quick access frame |
| CN109025221A (en) * | 2018-09-13 | 2018-12-18 | 北京城建十六建筑工程有限责任公司 | A kind of two times transfer frame |
| CN110453906A (en) * | 2019-07-12 | 2019-11-15 | 邱萍 | A kind of means for fastening scaffolding for construction |
| CN111236645A (en) * | 2020-03-17 | 2020-06-05 | 陕西省建筑科学研究院有限公司 | Steel pipe support and occlusion type node connecting device thereof |
| CN112065012A (en) * | 2020-08-31 | 2020-12-11 | 中国建筑第二工程局有限公司 | Hospital construction scaffold and use method thereof |
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| CN105544962A (en) * | 2015-12-10 | 2016-05-04 | 山东拉立克建材科技有限公司 | Disk buckle type steel pipe support joint in high torsional rigidity |
| CN107246143A (en) * | 2017-06-06 | 2017-10-13 | 青岛军英装备科技有限公司 | Disc locking type scaffold builds system |
| CN208586889U (en) * | 2018-02-05 | 2019-03-08 | 青岛军英装备科技有限公司 | A kind of Rapid Combination locking-type connection system for guide rail |
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| IT8348151A0 (en) * | 1983-04-22 | 1983-04-22 | Rocco Palamara | JOINTS WITH SLIDING AXIS CONNECTION, FOR SHELVING AND/OR SCAFFOLDING WITH SQUARE OR ROUND RODS |
| CN201314115Y (en) * | 2008-11-17 | 2009-09-23 | 无锡速捷脚手架工程有限公司 | Combined scaffold |
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| CN107246143A (en) * | 2017-06-06 | 2017-10-13 | 青岛军英装备科技有限公司 | Disc locking type scaffold builds system |
| CN208586889U (en) * | 2018-02-05 | 2019-03-08 | 青岛军英装备科技有限公司 | A kind of Rapid Combination locking-type connection system for guide rail |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109025243A (en) * | 2018-08-03 | 2018-12-18 | 江苏国舜速接架有限公司 | A kind of novel socket joint type disk button quick access frame |
| CN109025221A (en) * | 2018-09-13 | 2018-12-18 | 北京城建十六建筑工程有限责任公司 | A kind of two times transfer frame |
| CN109025221B (en) * | 2018-09-13 | 2024-01-16 | 北京城建十六建筑工程有限责任公司 | Secondary conversion frame |
| CN110453906A (en) * | 2019-07-12 | 2019-11-15 | 邱萍 | A kind of means for fastening scaffolding for construction |
| CN110453906B (en) * | 2019-07-12 | 2021-05-11 | 重庆工程职业技术学院 | Scaffold connecting device for building construction |
| CN111236645A (en) * | 2020-03-17 | 2020-06-05 | 陕西省建筑科学研究院有限公司 | Steel pipe support and occlusion type node connecting device thereof |
| CN112065012A (en) * | 2020-08-31 | 2020-12-11 | 中国建筑第二工程局有限公司 | Hospital construction scaffold and use method thereof |
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