CN220890067U - A adjust cat ladder for building trade portable - Google Patents
A adjust cat ladder for building trade portable Download PDFInfo
- Publication number
- CN220890067U CN220890067U CN202322081594.0U CN202322081594U CN220890067U CN 220890067 U CN220890067 U CN 220890067U CN 202322081594 U CN202322081594 U CN 202322081594U CN 220890067 U CN220890067 U CN 220890067U
- Authority
- CN
- China
- Prior art keywords
- pedal
- connecting column
- ladder body
- ladder
- 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
- 241000282326 Felis catus Species 0.000 title claims description 9
- 230000009194 climbing Effects 0.000 claims abstract description 26
- 238000010276 construction Methods 0.000 claims description 13
- 238000003466 welding Methods 0.000 claims description 10
- 230000003014 reinforcing effect Effects 0.000 abstract description 8
- 230000009193 crawling Effects 0.000 description 10
- 230000000694 effects Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000009435 building construction Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Ladders (AREA)
Abstract
The utility model discloses an adjusting ladder for the building industry, which comprises a longitudinal rod, a ladder body structure, an adjusting structure, a display board structure and a reinforcing structure, wherein the ladder body structure is arranged on the longitudinal rod, the adjusting structure is arranged on the longitudinal rod, the display board structure is arranged on the ladder body structure, the reinforcing structure is arranged on the ladder body structure, the ladder body structure comprises a first jack, a sliding rail, a climbing rod, a second jack and a pin, the first jack is arranged on the longitudinal rod, the sliding rail is arranged on the longitudinal rod, the climbing rod is arranged on the sliding rail in a sliding manner, the second jack is arranged on the climbing rod, and the pin penetrates through the first jack and is arranged on the second jack.
Description
Technical Field
The utility model belongs to the technical field of ladders, and particularly relates to an adjustable ladder for the building industry, which is convenient to carry.
Background
In the building construction process, the regulation cat ladder is a common auxiliary tool, is widely applied by the building industry in the technical field of cat ladder, and has become the essential climbing operation equipment for social development. 202211595872.8 provides a multipurpose cat ladder, this cat ladder has realized top working face adjustable function, but still has following not enough: 1. the ladder body can not be adjusted, is not convenient enough, is small after the second operation surface is unfolded to the maximum, does not meet the construction operation space, is too few in supporting points, and is used for building construction to have potential safety hazards.
Disclosure of utility model
Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the convenient-to-carry adjusting crawling ladder for the building industry, which effectively solves the problems that the whole crawling ladder is heavy and inconvenient in building construction operation, the shaking of the crawling ladder body is unstable, the supporting points are too few, the operation surface does not meet the construction requirement, and realizes the purposes of freely folding and unfolding the crawling ladder body, reinforcing the crawling ladder body by a plurality of supporting points, and realizing double-layer expansion work tables, thereby improving the construction efficiency and being convenient to use.
The technical scheme adopted by the utility model is as follows: the utility model provides an adjusting crawling ladder for the building industry, which comprises a longitudinal rod, a ladder body structure, an adjusting structure, a display board structure and a reinforcing structure, wherein the ladder body structure is arranged on the longitudinal rod, the adjusting structure is arranged on the longitudinal rod, the display board structure is arranged on the ladder body structure, the reinforcing structure is arranged on the ladder body structure, the ladder body structure comprises a first jack, a sliding rail, a crawling rod, a second jack and a pin, the first jack is arranged on the longitudinal rod, the jacks together play a role in adjusting, the sliding rail is arranged on the longitudinal rod, the sliding rail plays a role in fixing, the crawling rod is arranged on the sliding rail in a sliding mode, the second jack is arranged on the crawling rod, the pin penetrates through the first jack and is arranged on the second jack, and the pin plays a role in fixing the crawling ladder.
Preferably, the adjusting structure comprises a first connecting column, a first pedal, a first engaging wheel, a first connecting plate, a second connecting column, a second pedal, a second engaging wheel and a second connecting plate, wherein the first connecting column is welded on the vertical rod, the first pedal is riveted on the first connecting column, the first pedal is in bearing function, the first engaging wheel is connected with the first pedal through a bolt, the first connecting plate is connected with the first engaging wheel through a bolt, the second connecting column is welded on the climbing rod, the second pedal is riveted on the second connecting column, the second pedal plays the bearing function, the second engaging wheel is connected with the second pedal through a bolt, and the second connecting plate is connected with the second engaging wheel through a bolt.
Further, the panel structure includes spliced pole three, footboard, off-axis hinge one, spliced pole four, fagging, off-axis hinge two, spliced pole five, panel and off-axis hinge three, spliced pole three welding sets up on the cat ladder, the footboard riveting sets up on spliced pole three, and the footboard has played the effect that provides the working face, off-axis hinge a bolted connection sets up on the footboard, and off-axis hinge has reached folding effect together, the welding of spliced pole four sets up on the footboard, the fagging riveting sets up on spliced pole four, off-axis hinge two bolted connection sets up on the fagging, off-axis hinge two has played folding effect, five welding of spliced pole sets up on the fagging, the panel riveting sets up on spliced pole five, and the panel has played the effect of bearing, off-axis hinge three bolted connection sets up on the panel, and off-axis hinge three has played folding effect.
In order to realize the purpose that improves the security, reinforced structure includes that ladder body is protruding, ladder body buckle, stock, ladder body insurance ring, ladder body insurance bolt, footboard arch, footboard latch, well pole, panel arch, panel latch, quarter butt, panel insurance ring and panel insurance bolt, the protruding welding of ladder body sets up on the vertical pole, the ladder body buckle sets up on the footboard, stock one end sets up on the protruding one end of ladder body and sets up on the ladder body buckle, and the stock has played the effect of fixed vertical pole, ladder body insurance ring welding sets up on pedal portion one, ladder body insurance latch sets up on the ladder body insurance ring, the protruding welding of footboard sets up on the footboard, footboard latch welding sets up on the footboard, well pole one end sets up on the protruding buckle of footboard, and the effect of fixed vertical pole has been played to the well pole, panel buckle welding sets up on the panel, the setting up on the baffle, the baffle has played the effect of fixed panel insurance ring on the panel buckle.
In order to achieve the purpose of folding convenience, the first jack is arranged between the second jack and the pin, the first pedal is arranged between the first connecting column and the first meshing wheel, the second pedal is arranged between the second connecting column and the second meshing wheel, and the pedal is arranged between the climbing rod and the display board.
Further, the vertical rod is parallel arrangement with the climbing rod, the pin is perpendicular to the vertical rod, the first pedal part is perpendicular to the vertical rod, the second pedal part is perpendicular to the climbing rod, the pedal is perpendicular to the climbing rod, the supporting plate is perpendicular to the pedal, and the display plate is perpendicular to the supporting plate.
Further, the vertical pole is the rectangle setting, the pole-climbing is the rectangle setting, spliced pole one is cylindrical setting, step on one and be the rectangle setting, the footboard is the rectangle setting, the panel is the rectangle setting.
For realizing the effect of whole firm, the stock is equipped with two sets of, the center pole is equipped with two sets of, the quarter butt is equipped with two sets of, the ladder body insurance bolt is equipped with two sets of.
The beneficial effects obtained by the utility model by adopting the structure are as follows: the utility model provides an adjust cat ladder for building trade portable, its advantage is adjust the structure can be according to the height of ladder body is adjusted to the demand, can also fold the whole ladder body, facilitate the use, instrument and material have reduced intensity of labour when the panel structure can bear the operation.
Drawings
Fig. 1 is a schematic diagram of the overall structure of an adjustable ladder stand for use in the construction industry, which is convenient to carry;
FIG. 2 is a schematic cross-sectional view of an adjustable ladder stand for use in the construction industry;
Fig. 3 is a schematic view of another view angle overall structure of the portable adjusting ladder stand for the building industry.
Wherein, 1, a longitudinal rod, 2, a ladder body structure, 3, an adjusting structure, 4, a display board structure, 5, a reinforcing structure, 6, a jack I, 7, a slide rail, 8, a climbing rod, 9, a jack II, 10, a pin, 11, a connecting column I, 12, a pedal I, 13, a meshing wheel I, 14, a connecting plate I, 15, a connecting column II, 16, a pedal II, 17, a meshing wheel II, 18, a connecting plate II, 19, a connecting column III, 20, a pedal, 21 and an off-axis hinge I, 22, fourth connecting post, 23, supporting plate, 24, second eccentric hinge, 25, fifth connecting post, 26, display plate, 27, third eccentric hinge, 28, ladder projection, 29, ladder buckle, 30, long rod, 31, ladder safety ring, 32, ladder safety bolt, 33, pedal projection, 34, pedal buckle, 35, middle rod, 36, display plate projection, 37, display plate buckle, 38, short rod, 39, display plate safety ring, 40 and display plate safety bolt.
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1 and fig. 2, the utility model provides an adjusting ladder for the building industry, which comprises a longitudinal rod 1, a ladder body structure 2, an adjusting structure 3, a display board structure 4 and a reinforcing structure 5, wherein the ladder body structure 2 is arranged on the longitudinal rod 1, the adjusting structure 3 is arranged on the longitudinal rod 1, the display board structure 4 is arranged on the ladder body structure 2, the reinforcing structure 5 is arranged on the ladder body structure 2, the ladder body structure 2 comprises a jack I6, a slide rail 7, a climbing rod 8, a jack II 9 and a pin 10, the jack I6 is arranged on the longitudinal rod 1, the jack I6 plays a role in adjusting, the slide rail 7 is arranged on the longitudinal rod 1, the slide rail 7 plays a role in fixing, the climbing rod 8 is arranged on the slide rail 7 in a sliding manner, the jack II 9 is arranged on the climbing rod 8, the pin 10 penetrates through the jack I6 and is arranged on the jack II 9, and the pin 10 plays a role in fixing the ladder.
As shown in fig. 1 and 2, the adjusting structure 3 includes a first connecting post 11, a first pedal 12, a first engaging wheel 13, a first connecting plate 14, a second connecting post 15, a second pedal 16, a second engaging wheel 17 and a second connecting plate 18, the first connecting post 11 is welded on the vertical rod 1, the first pedal 12 is riveted on the first connecting post 11, the first pedal 12 plays a bearing role, the first engaging wheel 13 is connected with the first pedal 12 by a bolt, the first connecting plate 14 is connected with the first engaging wheel 13 by a bolt, the second connecting post 15 is welded on the climbing rod 8, the second pedal 16 is riveted on the second connecting post 15, the second pedal 16 plays a bearing role, the second engaging wheel 17 is connected with the second pedal 16 by a bolt, and the second connecting plate 18 is connected with the second engaging wheel 17 by a bolt.
As shown in fig. 1, 2 and 3, the display board structure 4 includes a third connecting column 19, a pedal 20, a first eccentric hinge 21, a fourth connecting column 22, a supporting plate 23, a second eccentric hinge 24, a fifth connecting column 25, a display board 26 and a third eccentric hinge 27, wherein the third connecting column 19 is welded on the climbing pole 8, the pedal 20 is riveted on the third connecting column 19, the pedal 20 plays a role in providing a working surface, the first eccentric hinge 21 is connected with the pedal 20 through a bolt, the first eccentric hinge 21 plays a role in folding, the fourth connecting column 22 is welded on the pedal 20, the supporting plate 23 is riveted on the fourth connecting column 22, the second eccentric hinge 24 is connected with the supporting plate 23 through a bolt, the second eccentric hinge 24 plays a role in folding, the fifth connecting column 25 is welded on the supporting plate 23, the display board 26 is riveted on the fifth connecting column 25, the display board 26 plays a role in bearing, the third eccentric hinge 27 is connected with the display board 26 through a bolt, and the third eccentric hinge 27 plays a role in folding.
As shown in fig. 1, 2 and 3, the reinforcement structure 5 includes a ladder body protrusion 28, a ladder body snap ring 29, a long rod 30, a ladder body safety ring 31, a ladder body safety latch 32, a pedal protrusion 33, a pedal protrusion 34, a middle rod 35, a panel protrusion 36, a panel ring 37, a short rod 38, a panel safety ring 39 and a panel safety latch 40, the ladder body protrusion 28 is welded on the longitudinal rod 1, the ladder body snap ring 29 is disposed on the pedal 20, one end of the long rod 30 is disposed on the ladder body snap ring 29 at one end of the ladder body protrusion 28, the long rod 30 plays a role of fixing the longitudinal rod 1, the ladder body safety ring 31 is welded on the pedal portion one 12, the ladder body safety latch 32 is disposed on the ladder body safety ring 31, the pedal protrusion 33 is welded on the pedal 20, the pedal ring 34 is welded on the pedal 20, one end of the middle rod 35 is disposed on the pedal protrusion 33 at one end of the pedal 20, the middle rod 35 plays a role of fixing the longitudinal rod 1, the panel protrusion 36 is welded on the pedal protrusion 20, the panel 37 is disposed on the short rod 37 at one end of the pedal protrusion 26, the panel safety latch 39 is welded on the panel ring 38, and the panel safety latch 39 is disposed on the panel ring 39.
As shown in fig. 2 and 3, the first jack 6 is disposed between the second jack 9 and the pin 10, the first pedal 12 is disposed between the first connecting post 11 and the first engaging wheel 13, the second pedal 16 is disposed between the second connecting post 15 and the second engaging wheel 17, and the pedal 20 is disposed between the climbing pole 8 and the display board 26.
As shown in fig. 1, 2 and 3, the vertical rod 1 and the climbing rod 8 are arranged in parallel, the pin 10 and the vertical rod 1 are arranged vertically, the pedal one 12 and the vertical rod 1 are arranged vertically, the pedal two 16 and the climbing rod 8 are arranged vertically, the pedal 20 and the climbing rod 8 are arranged vertically, the supporting plate 23 and the pedal 20 are arranged vertically, and the display plate 26 and the supporting plate 23 are arranged vertically.
As shown in fig. 1, 2 and 3, the vertical rod 1 is rectangular, the climbing rod 8 is rectangular, the first connecting column 11 is cylindrical, the first pedal 12 is rectangular, the pedal 20 is rectangular, and the display board 26 is rectangular.
As shown in fig. 3, the long rod 30 is provided with two groups, the middle rod 35 is provided with two groups, the short rod 38 is provided with two groups, and the ladder safety latch 32 is provided with two groups.
When the device is used, a user stretches the vertical ladder to be completely unfolded, when the device is unfolded, the first pedal part 12 is unfolded along with the rotation of the first engaged wheel 13, the second pedal part 16 is unfolded along with the rotation of the second engaged wheel 17, the pedal 20 is unfolded along with the rotation of the first eccentric hinge 21, the supporting plate 23 is unfolded along with the rotation of the second eccentric hinge 24, the expanding plate 26 is unfolded along with the rotation of the eccentric hinge, the expanding plate safety latch 40 can pass through the expanding plate safety ring 39 firstly, then the height of the climbing rod 8 is adjusted according to the operation requirement, the pin 10 is fixed on the first jack 6 and the second jack 9 after the adjustment, the first ladder body safety latch 32 passes through the first ladder body safety ring 31, then the second pedal part 18 on the first pedal part 14 and the second pedal part 16 are fastened, one end of the pedal 20 is fixed on the first pedal body ring buckle by using the long rod 30, one end of the expanding plate 35 can be fixed on the convex pedal 33, one end of the expanding plate 33 is fixed on the convex 34 by using the short pedal 38, the first pedal ring 38 is fixed at one end of the pedal ring 36, the whole expansion rod can be conveniently retracted by using the expansion rod 35, and the expansion rod can be conveniently adjusted, and the expansion rod can be conveniently used for adjusting the expansion rod 32 after the expansion rod is sequentially retracted, and the expansion rod is conveniently used for adjusting the expansion rod is used.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.
Claims (8)
1. A adjust cat ladder for building trade portable, its characterized in that: including vertical pole, ladder body structure, regulation structure, panel structure and reinforced structure, ladder body structure sets up on the vertical pole, regulation structure sets up on the vertical pole, the panel structure sets up on the ladder body structure, reinforced structure sets up on the ladder body structure, the ladder body structure includes jack one, slide rail, pole climbing, jack two and pin, jack one sets up on the vertical pole, the slide rail sets up on the vertical pole, the pole climbing slides and sets up on the slide rail, jack two sets up on the pole climbing, the pin runs through jack one and sets up on jack two.
2. An adjusting ladder stand for use in the construction industry for portability, in accordance with claim 1, wherein: the adjusting structure comprises a first connecting column, a first pedal, a first connecting plate, a second connecting column, a second pedal, a second engaging wheel and a second connecting plate, wherein the first connecting column is welded on a vertical rod, the first pedal is riveted on the first connecting column, the first engaging wheel is connected with the first pedal through a bolt, the first connecting plate is connected with the first engaging wheel through a bolt, the second connecting column is welded on a climbing rod, the second pedal is riveted on the second connecting column, the second engaging wheel is connected with the second pedal through a bolt, and the second connecting plate is connected with the second engaging wheel through a bolt.
3. An adjusting ladder stand for use in the construction industry for portability, in accordance with claim 2, wherein: the display panel structure comprises a connecting column III, a pedal, a first eccentric hinge, a connecting column IV, a supporting plate, a second eccentric hinge, a fifth connecting column, a display panel and a third eccentric hinge, wherein the connecting column III is welded on a ladder stand, pedal riveting is arranged on the connecting column III, a bolt connection of the eccentric hinge is arranged on the pedal, the fourth connecting column welding is arranged on the pedal, the supporting plate riveting is arranged on the fourth connecting column, the second bolt connection of the eccentric hinge is arranged on the supporting plate, the fifth connecting column welding is arranged on the supporting plate, the fifth connecting column riveting is arranged on the fifth connecting column, and the third bolt connection of the eccentric hinge is arranged on the display panel.
4. A portable adjusting ladder for the construction industry according to claim 3, wherein: the reinforced structure comprises a ladder body bulge, a ladder body retaining ring, a long rod, a ladder body safety ring, a ladder body safety latch, a pedal bulge, a pedal ring buckle, a middle rod, a display board bulge, a display board ring buckle, a short rod, a display board safety ring and a display board safety latch, wherein the ladder body bulge is welded on a longitudinal rod, the ladder body retaining ring is arranged on the pedal, one end of the long rod is arranged on the ladder body bulge, one end of the long rod is arranged on the ladder body retaining ring, the ladder body safety ring is welded on a pedal part, the ladder body safety latch is arranged on the ladder body safety ring, the pedal bulge is welded on the pedal, one end of the middle rod is arranged on the pedal bulge, the display board bulge is welded on the pedal, the display board retaining ring is welded on the display board, one end of the short rod is arranged on the display board bulge, one end of the display board bulge is arranged on the display board retaining ring, and the display board safety ring is welded on the display board.
5. An adjustable ladder stand for use in the construction industry for portability as defined in claim 4, wherein: the first jack is arranged between the second jack and the pin, the first pedal part is arranged between the first connecting column and the first engaged wheel, the second pedal part is arranged between the second connecting column and the second engaged wheel, and the pedal is arranged between the climbing rod and the display board.
6. The portable adjusting ladder stand for the construction industry of claim 5, wherein: the utility model discloses a pedal, including pedal, pin, pedal, vertical pole, pedal and bracing plate, the vertical pole is parallel arrangement with the pole-climbing, the pin is perpendicular with the vertical pole and sets up, pedal first is perpendicular with the vertical pole and sets up, pedal second is perpendicular with the pole-climbing, pedal and pedal are perpendicular setting, the panel is perpendicular setting with the bracing plate.
7. The portable adjusting ladder stand for the construction industry of claim 6, wherein: the utility model discloses a solar panel, including the pedal, the pedal is the rectangle setting, the vertical pole is the rectangle setting, the pole-climbing is the rectangle setting, spliced pole one is cylindrical setting, pedal one is the rectangle setting, the pedal is the rectangle setting, the panel is the rectangle setting.
8. An adjusting ladder for use in the construction industry for portability as defined in claim 7, wherein: the long rod is provided with two groups, the middle rod is provided with two groups, the short rod is provided with two groups, and the ladder body safety bolt is provided with two groups.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322081594.0U CN220890067U (en) | 2023-08-04 | 2023-08-04 | A adjust cat ladder for building trade portable |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322081594.0U CN220890067U (en) | 2023-08-04 | 2023-08-04 | A adjust cat ladder for building trade portable |
Publications (1)
Publication Number | Publication Date |
---|---|
CN220890067U true CN220890067U (en) | 2024-05-03 |
Family
ID=90868268
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202322081594.0U Active CN220890067U (en) | 2023-08-04 | 2023-08-04 | A adjust cat ladder for building trade portable |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN220890067U (en) |
-
2023
- 2023-08-04 CN CN202322081594.0U patent/CN220890067U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN112664040A (en) | Disaster relief tent convenient to build fast | |
CN109736566A (en) | Form beam bottom secondary joist, beam forms constructing structure and beam die plate reinforcing method | |
CN220890067U (en) | A adjust cat ladder for building trade portable | |
CN209837869U (en) | Construction guardrail | |
CN207739604U (en) | A kind of folding-type portable Mobile operating platform | |
CN207959883U (en) | A kind of telescopic folding type portable operation platform | |
CN215978356U (en) | Scaffold frame supporting platform for building | |
CN206328870U (en) | A kind of log cabin of easy disassembly | |
CN213572923U (en) | Portable stair scaffold | |
CN205976396U (en) | Portable operation platform that indoor construction and installation used | |
CN204850393U (en) | Foldable scaffold | |
CN210482960U (en) | Simple, safe and convenient movable working platform | |
CN203808482U (en) | Foldable multifunctional horse stool | |
CN219604806U (en) | Portable scaffold for house building | |
CN209284508U (en) | A kind of architecture Multifunctional drawing desk | |
CN214091676U (en) | Electric power construction is with cat ladder of ascending a height | |
CN214697648U (en) | Civil engineering is with increasing frame | |
CN208192613U (en) | A kind of Multifunctional combined furniture | |
CN206448517U (en) | Movable Bailey truss type floor formwork supporting trolley | |
CN216587589U (en) | Scaffold capable of being used after construction of ramp installation | |
CN201182396Y (en) | Folding type high stool | |
CN210947635U (en) | Adjustable workbench for building construction | |
CN219604805U (en) | Scaffold assembly | |
CN213329937U (en) | Decoration construction platform frame | |
CN217975748U (en) | Folding rail guard of highway construction |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |