CN114250868A - Aluminum beam bottom pole setting connector - Google Patents
Aluminum beam bottom pole setting connector Download PDFInfo
- Publication number
- CN114250868A CN114250868A CN202111413713.7A CN202111413713A CN114250868A CN 114250868 A CN114250868 A CN 114250868A CN 202111413713 A CN202111413713 A CN 202111413713A CN 114250868 A CN114250868 A CN 114250868A
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- China
- Prior art keywords
- plate
- plates
- wall
- hole
- connecting pipe
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- 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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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B9/00—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation
- E04B9/06—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation characterised by constructional features of the supporting construction, e.g. cross section or material of framework members
- E04B9/12—Connections between non-parallel members of the supporting construction
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B9/00—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation
- E04B9/06—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation characterised by constructional features of the supporting construction, e.g. cross section or material of framework members
- E04B9/12—Connections between non-parallel members of the supporting construction
- E04B9/16—Connections between non-parallel members of the supporting construction the members lying in different planes
Abstract
The invention discloses an aluminum beam bottom upright rod connector which comprises a top plate, two side plates, two top gusset plates, a connecting pipe, a circular connecting plate and two bottom gusset plates, wherein the bottom of the top plate is connected with the connecting pipe, the two side plates are symmetrically arranged at the top of the top plate, the circular connecting plate is sleeved on the outer wall of the connecting pipe, the side wall of the top gusset plate is connected with the side plates, the bottom of the top gusset plate is connected with the top of the top plate, the side wall of the bottom gusset plate is connected with the outer wall of the connecting pipe, the top gusset plate at the bottom is connected with the bottom of the top plate, two first limiting grooves are symmetrically arranged on one side of the side wall of the circular connecting plate, and two second limiting grooves are symmetrically arranged on the other side of the side wall of the circular connecting plate. The connecting pipe is convenient and quick to use, the circular connecting plate can be rotated through the first limiting groove and the second limiting groove, the connecting pipe is further rotated, and the connecting head is convenient to use.
Description
Technical Field
The invention relates to the technical field of upright rod connectors, in particular to an aluminum beam bottom upright rod connector.
Background
Aluminum beams play an important role in integrated ceilings and are known to be an aluminum alloy material by the name. The beam means that the beam can be divided into: the device comprises a rectangular section beam, a T-shaped section beam, a cross-shaped section beam, an I-shaped section beam, a \ 21274, a shaped section beam, a mouth-shaped section beam and an irregular section beam. The combination of the aluminum and the beam is the irregular section beam made of aluminum alloy. It is the most core material of the secondary ceiling commonly used in integrated suspended ceilings. The aluminum beam is structurally divided into: integral beams and composite beams. As is known by the name, a one-piece beam is an aluminum beam having a cross-section that is one piece (i.e., a structure), and a composite beam is typically a two-or three-piece composite beam. They have in common that they are usually oxidation processes or spray processes.
The pole setting connector in current aluminium roof beam bottom, the connector is not convenient for rotate, is difficult to make the through-hole of connector lateral wall align rather than the through-hole on the connector that matches, influences the use of connector.
Disclosure of Invention
The invention mainly aims to provide a connector for a vertical rod at the bottom of an aluminum beam, which can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides an aluminum beam bottom pole setting connector, includes roof, curb plate, top gusset plate, connecting pipe, circular connecting plate and bottom gusset plate, the roof bottom with the connecting pipe is connected, the curb plate is equipped with two, two the curb plate symmetry is located the roof top, the circular connecting plate cover is located the connecting pipe outer wall, top gusset plate lateral wall with the curb plate is connected, top gusset plate bottom with the roof top is connected, bottom gusset plate lateral wall with connecting pipe outer wall connection, bottom gusset plate top with the roof bottom is connected, circular connecting plate lateral wall one side symmetry is equipped with two first spacing grooves, circular connecting plate lateral wall opposite side symmetry is equipped with two second spacing grooves.
Preferably, the top gusset plates are four, two of the top gusset plates are symmetrically arranged on one side of one side plate, and the other two of the top gusset plates are symmetrically arranged on one side of the other side plate.
Preferably, the side plates are symmetrically provided with two first through holes at the outer sides of the two top gusset plates, the top of the top plate is provided with a second through hole between the two side plates, and the central axis of the second through hole is superposed with the central axis of the connecting pipe.
Preferably, four bottom gusset plates are arranged, and the four bottom gusset plates are arranged at the bottom of the top plate at intervals.
Preferably, a third through hole and a fourth through hole are arranged below the circular connecting plate on the side wall of the connecting pipe, the central axis of the third through hole is overlapped with the central axis of the fourth through hole, and the central axis of the fourth through hole is parallel to the side wall.
Preferably, the top of the circular connecting plate is provided with a plurality of fifth through holes.
Preferably, the connecting pipe with circular connecting plate swing joint, rectangular shape through-hole has all been seted up to connecting pipe lateral wall both sides, circular connecting plate inner wall is equipped with the connecting plate, the connecting plate passes rectangular shape through-hole.
Preferably, the connecting pipe inner wall is equipped with the slide rail, the connecting pipe inner wall in the slide rail top is equipped with the mounting bracket, the connecting pipe inner wall in the slide rail below is equipped with first connecting block, the matching is equipped with the slide in the slide rail, the slide lateral wall is equipped with the second connecting block, the mounting bracket lateral wall is equipped with micro motor, micro motor's output shaft one end is equipped with the lead screw, the lead screw passes the second connecting block, lead screw one end is equipped with the pivot, the pivot is passed first connecting block, the lead screw outer wall matching is equipped with screw-nut, screw-nut with the second connecting block is connected.
Preferably, one side of the side wall of the connecting plate is provided with a first electric push rod, the other side of the side wall of the connecting plate is provided with a second electric push rod, the first electric push rod and the second electric push rod are symmetrically arranged, one end of the first electric push rod is connected with the sliding plate, and one end of the second electric push rod is provided with an arc-shaped fixing plate.
Compared with the prior art, the invention has the following beneficial effects:
according to the aluminum beam bottom upright rod connector, the circular connecting plate, the first limiting groove and the second limiting groove are arranged, the side wall of the circular connecting plate is not smooth through the first limiting groove and the second limiting groove on the circular connecting plate, the circular connecting plate is convenient to rotate, the circular connecting plate drives the connecting pipe to rotate, a third through hole and a fourth through hole on the connecting pipe are convenient to align with a through hole on another matched connector quickly, and the connector is convenient to use;
properly adjust first electric putter, make the slide can slide, micro motor's output shaft drives the lead screw and rotates, the lead screw passes through screw-nut and drives the motion of second connecting block, the second connecting block drives the slide and slides along the slide rail, the slide drives the connecting plate motion through first electric putter, the connecting plate drives circular connecting plate and moves suitable height, the use of the connector of being convenient for, when circular connecting plate moves suitable height, first electric putter extrudees the slide, and then restrict the slide motion, second electric putter drives arc fixed plate and moves to the connecting pipe inner wall, second electric putter and arc fixed plate extrusion connecting pipe inner wall, through first hanging push rod, the cooperation of second electric putter and arc fixed plate, be convenient for quick fixed connecting plate, and further fixed circular connecting plate.
Drawings
Fig. 1 is a schematic view of the overall structure of a connecting joint of an upright rod at the bottom of an aluminum beam.
Fig. 2 is an overall side view.
Fig. 3 is an overall plan view.
Fig. 4 is an overall bottom view.
Fig. 5 is a schematic view of the internal structure of the connecting tube.
Fig. 6 is a schematic cross-sectional view taken along line a-a in fig. 5.
In the figure: 1. a top plate; 2. a side plate; 3. a top gusset; 4. a connecting pipe; 5. a circular connecting plate; 6. a bottom gusset; 7. a first limit groove; 8. a second limit groove; 9. a first through hole; 10. a second through hole; 11. a third through hole; 12. a fourth via hole; 13. a fifth through hole; 14. a strip-shaped through hole; 15. a connecting plate; 16. a slide rail; 17. a mounting frame; 18. a first connection block; 19. a slide plate; 20. a second connecting block; 21. a micro motor; 22. a screw rod; 23. a rotating shaft; 24. a feed screw nut; 25. a first electric push rod; 26. a second electric push rod; 27. an arc-shaped fixing plate.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in figures 1-6, as shown in figures 1-4, an aluminum beam bottom upright rod connector comprises a top plate 1, side plates 2, a top gusset plate 3, a connecting pipe 4, a circular connecting plate 5 and a bottom gusset plate 6, wherein the bottom of the top plate 1 is connected with the connecting pipe 4, the side plates 2 are provided with two, the two side plates 2 are symmetrically arranged at the top of the top plate 1, the circular connecting plate 5 is sleeved on the outer wall of the connecting pipe 4, the side wall of the top gusset plate 3 is connected with the side plates 2, the bottom of the top gusset plate 3 is connected with the top of the top plate 1, the side wall of the bottom gusset plate 6 is connected with the outer wall of the connecting pipe 4, the top of the bottom gusset plate 6 is connected with the bottom of the top plate 1, the top plate 1 is more stably connected with the side plates 2, the top plate 1 and the connecting pipe 4 through the matching of the top gusset plate 3 and the bottom gusset plate 6, one side of the side wall of the circular connecting plate 5 is symmetrically provided with two first limiting grooves 7, the other side wall of the circular connecting plate 5 is symmetrically provided with two second limiting grooves 8, through the cooperation of first spacing groove 7 and second spacing groove 8, be convenient for rotate circular connecting plate 5 fast, and then rotate the connector to suitable position.
Four top gusset plates 3 are arranged, wherein two top gusset plates 3 are symmetrically arranged on one side of one side plate 2, and the other two top gusset plates 3 are symmetrically arranged on one side of the other side plate 2; the side plates 2 are symmetrically provided with two first through holes 9 at the outer sides of the two top gusset plates 3, a second through hole 10 is formed between the two side plates 2 at the top of the top plate 1, and the central axis of the second through hole 10 is superposed with the central axis of the connecting pipe 4; four bottom gusset plates 6 are arranged, and the four bottom gusset plates 6 are arranged at the bottom of the top plate 1 at intervals; a third through hole 11 and a fourth through hole 12 are arranged below the circular connecting plate 5 on the side wall of the connecting pipe 4, the central axis of the third through hole 11 is superposed with the central axis of the fourth through hole 12, and the central axis of the fourth through hole 12 is parallel to the side wall 2; the top of the circular connecting plate 5 is provided with a plurality of fifth through holes 13.
The connecting pipe 4 is movably connected with the circular connecting plate 5, so that the height of the circular connecting plate 5 can be conveniently adjusted, strip-shaped through holes 14 are formed in two sides of the side wall of the connecting pipe 4, the connecting plate 15 is arranged on the inner wall of the circular connecting plate 5, and the connecting plate 15 penetrates through the strip-shaped through holes 14; 4 inner walls of connecting pipe are equipped with slide rail 16, 4 inner walls of connecting pipe are equipped with mounting bracket 17 in the slide rail 16 top, 4 inner walls of connecting pipe are equipped with first connecting block 18 in slide rail 16 below, it is equipped with slide 19 to match in the slide rail 16, 19 lateral walls of slide are equipped with second connecting block 20, the mounting bracket 17 lateral wall is equipped with micro motor 21, micro motor 21's output shaft one end is equipped with lead screw 22, lead screw 22 passes second connecting block 20, lead screw 22 one end is equipped with pivot 23, pivot 23 passes first connecting block 18, the outer wall matching of lead screw 22 is equipped with screw-nut 24, screw-nut 24 and second connecting block 20 are connected, through micro motor 21, the cooperation of lead screw 22 and screw-nut 24, can realize stably driving connecting plate 15 up-and-down motion to suitable position.
One side of the side wall of the connecting plate 15 is provided with a first electric push rod 25, the other side of the side wall of the connecting plate 15 is provided with a second electric push rod 26, the first electric push rod 25 and the second electric push rod 26 are symmetrically arranged, so that the stress of the first electric push rod 25 and the stress of the second electric push rod 26 are balanced, the service life of the electric push rod is ensured, one end of the first electric push rod 25 is connected with the sliding plate 19, and one end of the second electric push rod 26 is provided with an arc-shaped fixing plate 27.
When the connector is used, the side wall of the circular connecting plate 5 is not smooth through the first limiting groove 7 and the second limiting groove 8 on the circular connecting plate 5, so that the circular connecting plate 5 is convenient to rotate, the circular connecting plate 5 drives the connecting pipe 4 to rotate, the third through hole 11 and the fourth through hole 12 on the connecting pipe are convenient to align with the through hole on the other matched connector quickly, and the connector is convenient to use;
properly adjusting a first electric push rod 25 to enable a sliding plate 19 to slide, turning on a power supply of a micro motor 21, driving a lead screw 22 to rotate by an output shaft of the micro motor 21, driving a second connecting block 20 to move by the lead screw 22 through a lead screw nut 24, driving the sliding plate 19 to slide along a sliding rail 16 by the second connecting block 20, driving a connecting plate 15 to move by the sliding plate 19 through the first electric push rod 25, driving a circular connecting plate 5 to move to a proper height by the connecting plate 15 to facilitate the use of a connector, turning on the first electric push rod 25 and a second electric push rod 26 to extend the power supply when the circular connecting plate 5 moves to the proper height, extruding the sliding plate 19 by the first electric push rod 25 to further limit the movement of the sliding plate 19, driving an arc-shaped fixing plate 27 to move towards the inner wall of a connecting pipe 4 by the second electric push rod 26 and the arc-shaped fixing plate 27 to extrude the inner wall of the connecting pipe 4, and using the first hanging push rod 25, The cooperation of the second electric push rod 26 and the arc-shaped fixing plate 27 facilitates the quick fixing of the connecting plate 15, and further the fixing of the circular connecting plate 5.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The aluminum beam bottom upright rod connector is characterized by comprising a top plate (1), side plates (2), top gusset plates (3), connecting pipes (4), circular connecting plates (5) and bottom gusset plates (6), wherein the bottom of the top plate (1) is connected with the connecting pipes (4), the number of the side plates (2) is two, the two side plates (2) are symmetrically arranged at the top of the top plate (1), the circular connecting plates (5) are sleeved on the outer walls of the connecting pipes (4), the side walls of the top gusset plates (3) are connected with the side plates (2), the bottoms of the top gusset plates (3) are connected with the top of the top plate (1), the side walls of the bottom gusset plates (6) are connected with the outer walls of the connecting pipes (4), the tops of the bottom gusset plates (6) are connected with the bottom of the top plate (1), one sides of the side walls of the circular connecting plates (5) are symmetrically provided with two first limiting grooves (7), and two second limiting grooves (8) are symmetrically arranged on the other side of the side wall of the circular connecting plate (5).
2. The aluminum beam bottom upright rod connector as recited in claim 1, wherein: the number of the top gusset plates (3) is four, two of the top gusset plates (3) are symmetrically arranged on one side of one side plate (2), and the other two top gusset plates (3) are symmetrically arranged on one side of the other side plate (2).
3. The aluminum beam bottom upright rod connector as recited in claim 2, wherein: the side plates (2) are symmetrically provided with two first through holes (9) on the outer sides of the two top gusset plates (3), the top of the top plate (1) is provided with a second through hole (10) between the two side plates (2), and the central axis of the second through hole (10) is superposed with the central axis of the connecting pipe (4).
4. The aluminum beam bottom upright rod connector as recited in claim 1, wherein: the number of the bottom gusset plates (6) is four, and the four bottom gusset plates (6) are arranged at the bottom of the top plate (1) at intervals.
5. The aluminum beam bottom upright rod connector as recited in claim 1, wherein: the connecting pipe (4) side wall in circular connecting plate (5) below is equipped with third through-hole (11) and fourth through-hole (12), the central axis of third through-hole (11) with fourth through-hole (12) the central axis coincidence, the central axis of fourth through-hole (12) with lateral wall (2) parallel arrangement.
6. The aluminum beam bottom upright rod connector as recited in claim 1, wherein: the top of the circular connecting plate (5) is provided with a plurality of fifth through holes (13).
7. The aluminum beam bottom upright rod connector as recited in claim 1, wherein: connecting pipe (4) with circular connecting plate (5) swing joint, rectangular shape through-hole (14) have all been seted up to connecting pipe (4) lateral wall both sides, circular connecting plate (5) inner wall is equipped with connecting plate (15), connecting plate (15) pass rectangular shape through-hole (14).
8. The aluminum beam bottom upright rod connector as recited in claim 7, wherein: a slide rail (16) is arranged on the inner wall of the connecting pipe (4), an installation frame (17) is arranged on the inner wall of the connecting pipe (4) above the slide rail (16), a first connecting block (18) is arranged on the inner wall of the connecting pipe (4) and below the sliding rail (16), a sliding plate (19) is arranged in the sliding rail (16) in a matching way, a second connecting block (20) is arranged on the side wall of the sliding plate (19), a micro motor (21) is arranged on the side wall of the mounting rack (17), a screw rod (22) is arranged at one end of an output shaft of the micro motor (21), the screw rod (22) penetrates through the second connecting block (20), one end of the screw rod (22) is provided with a rotating shaft (23), the rotating shaft (23) penetrates through the first connecting block (18), a screw rod nut (24) is arranged on the outer wall of the screw rod (22) in a matched mode, and the screw rod nut (24) is connected with the second connecting block (20).
9. The aluminum beam bottom upright rod connector as recited in claim 8, wherein: connecting plate (15) lateral wall one side is equipped with first electric putter (25), connecting plate (15) lateral wall opposite side is equipped with second electric putter (26), first electric putter (25) with second electric putter (26) symmetry sets up, first electric putter (25) one end with slide (19) are connected, second electric putter (26) one end is equipped with arc fixed plate (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111413713.7A CN114250868A (en) | 2021-11-25 | 2021-11-25 | Aluminum beam bottom pole setting connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111413713.7A CN114250868A (en) | 2021-11-25 | 2021-11-25 | Aluminum beam bottom pole setting connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114250868A true CN114250868A (en) | 2022-03-29 |
Family
ID=80791188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111413713.7A Pending CN114250868A (en) | 2021-11-25 | 2021-11-25 | Aluminum beam bottom pole setting connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114250868A (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2634240A1 (en) * | 1988-07-13 | 1990-01-19 | Sari | Method for forming a suspended ceiling; suspended ceiling which can be formed using this method; anchoring means intended for the implementation of this method |
| JPH0988186A (en) * | 1995-09-22 | 1997-03-31 | Kajima Corp | Building construction method of building structure body and lifter of building structure body |
| US6205719B1 (en) * | 2000-04-26 | 2001-03-27 | Royal Roofing Co., Inc. | Easy-to-install roof screen system |
| US20150007522A1 (en) * | 2013-07-02 | 2015-01-08 | Averve, Llc | Frame system |
| CN205382613U (en) * | 2016-02-15 | 2016-07-13 | 刘祥 | Scalable integrated furred ceiling support frame |
| WO2017144046A1 (en) * | 2016-02-24 | 2017-08-31 | Wilhelm Layher Verwaltungs-Gmbh | Supporting device of metal for suspending a hanging scaffold or another hanging structure |
| CN207686280U (en) * | 2017-11-06 | 2018-08-03 | 中建八局第一建设有限公司 | A kind of aluminum alloy mould plate early dismantling head device that assortable full hall scaffold uses |
| CN108463602A (en) * | 2016-01-13 | 2018-08-28 | 贝西工具两合公司 | Support element |
| CN208379880U (en) * | 2018-06-04 | 2019-01-15 | 福建筑能新型材料科技有限公司 | A kind of ceiling mount being easily installed |
| CN211114765U (en) * | 2019-10-22 | 2020-07-28 | 天津鼎维固模架工程股份有限公司 | Platform rooting part |
| CN112031381A (en) * | 2018-06-25 | 2020-12-04 | 马勇 | Keel erection auxiliary device based on mechanical transmission lifting height and bearing capacity and use method |
| CN212388834U (en) * | 2020-06-03 | 2021-01-22 | 河南安之易建设工程有限公司 | Pavilion furred ceiling wooden wall structure in gardens |
-
2021
- 2021-11-25 CN CN202111413713.7A patent/CN114250868A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2634240A1 (en) * | 1988-07-13 | 1990-01-19 | Sari | Method for forming a suspended ceiling; suspended ceiling which can be formed using this method; anchoring means intended for the implementation of this method |
| JPH0988186A (en) * | 1995-09-22 | 1997-03-31 | Kajima Corp | Building construction method of building structure body and lifter of building structure body |
| US6205719B1 (en) * | 2000-04-26 | 2001-03-27 | Royal Roofing Co., Inc. | Easy-to-install roof screen system |
| US20150007522A1 (en) * | 2013-07-02 | 2015-01-08 | Averve, Llc | Frame system |
| CN108463602A (en) * | 2016-01-13 | 2018-08-28 | 贝西工具两合公司 | Support element |
| CN205382613U (en) * | 2016-02-15 | 2016-07-13 | 刘祥 | Scalable integrated furred ceiling support frame |
| WO2017144046A1 (en) * | 2016-02-24 | 2017-08-31 | Wilhelm Layher Verwaltungs-Gmbh | Supporting device of metal for suspending a hanging scaffold or another hanging structure |
| CN207686280U (en) * | 2017-11-06 | 2018-08-03 | 中建八局第一建设有限公司 | A kind of aluminum alloy mould plate early dismantling head device that assortable full hall scaffold uses |
| CN208379880U (en) * | 2018-06-04 | 2019-01-15 | 福建筑能新型材料科技有限公司 | A kind of ceiling mount being easily installed |
| CN112031381A (en) * | 2018-06-25 | 2020-12-04 | 马勇 | Keel erection auxiliary device based on mechanical transmission lifting height and bearing capacity and use method |
| CN211114765U (en) * | 2019-10-22 | 2020-07-28 | 天津鼎维固模架工程股份有限公司 | Platform rooting part |
| CN212388834U (en) * | 2020-06-03 | 2021-01-22 | 河南安之易建设工程有限公司 | Pavilion furred ceiling wooden wall structure in gardens |
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