CN210977255U - Assembled steel structure ladder frame - Google Patents
Assembled steel structure ladder frame Download PDFInfo
- Publication number
- CN210977255U CN210977255U CN201922004081.3U CN201922004081U CN210977255U CN 210977255 U CN210977255 U CN 210977255U CN 201922004081 U CN201922004081 U CN 201922004081U CN 210977255 U CN210977255 U CN 210977255U
- Authority
- CN
- China
- Prior art keywords
- horizontal pole
- frame plate
- cross rod
- assembled steel
- plate
- 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
Abstract
The utility model belongs to the technical field of assembled steel construction building technology and specifically relates to an assembled steel construction ladder frame. The assembled steel structure ladder frame comprises a left frame plate, a right frame plate, a left cross rod, a right cross rod and a connecting mechanism, wherein a left cross rod mounting hole is formed in the right end plate surface of the left frame plate, and a right cross rod mounting hole is formed in the left end plate surface of the right frame plate; the left cross rod and the right cross rod are both cavity rods with two open ends, a plurality of groups of upper and lower through holes matched with the sizes are arranged on the left cross rod and the right cross rod, and the connecting mechanism penetrates through the upper and lower through holes aligned with the left cross rod and the right cross rod to fixedly connect the left cross rod and the right cross rod. The assembled steel structure ladder frame of the utility model has the advantages that the left frame plate and the right frame plate are installed on the steel member in a bolt and nut locking mode through the fixed installation holes, and after the ladder frame is used, the ladder frame can be rapidly detached from the steel member; the width of the ladder frame is flexibly adjusted according to the size of the supported steel member.
Description
Technical Field
The utility model belongs to the technical field of assembled steel construction building technology and specifically relates to an assembled steel construction ladder frame.
Background
Along with the development of the domestic construction industry, steel structure engineering, particularly various high-rise and super high-rise steel structure engineering, is increasing day by day, the volume is larger and larger, in order to solve the safety problems of high-altitude hoisting and welding operation on the construction site, a steel structure ladder frame is generally needed, and the existing steel structure ladder frame mostly adopts a method of directly welding reinforcing steel bars on a steel member, or directly welding and connecting the welded ladder frame with the steel member. The steel structure ladder frame mainly has the following defects: (1) the fixing mode welded on the steel component is difficult to remove after the ladder frame is used, and the steel component attached to the ladder frame is damaged; (2) the ladder frame welded in advance cannot flexibly adjust the width of the ladder frame according to the width of a steel member supported during installation, so that one ladder frame can only be installed on one type of steel member; (3) the ladder frame structure is fixed, can not dismantle, and the whole transportation is inconvenient.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an assembled steel structure ladder frame, overcome ladder frame among the aforementioned prior art and be difficult to demolish after ladder frame uses the completion, can form to the steel member that ladder frame depends on and damage, ladder frame can not carry out the width and adjust and lead a ladder frame and can only install on the steel member of a type, the ladder frame wholly transports inconvenient not enough.
The utility model provides a technical scheme that its technical problem adopted is:
an assembled steel structure ladder frame comprises a left frame plate, a right frame plate, a left cross rod, a right cross rod and a connecting mechanism, wherein the left frame plate and the right frame plate are made of channel steel, the left frame plate and the right frame plate are symmetrically arranged, left cross rod mounting holes are formed in the right end plate surface of the left frame plate at intervals from bottom to top, and right cross rod mounting holes are formed in the left end plate surface of the right frame plate at intervals from bottom to top; the left cross rod and the right cross rod are both hollow cavity rods with openings at two ends, and a plurality of groups of upper and lower through holes with matched sizes are arranged on the left cross rod and the right cross rod; the left end of the left cross rod is fixed with a left clamping plate, the right end of the left cross rod passes through the left cross rod mounting hole and is clamped on the left frame plate, the right end of the right cross rod is fixed with a right clamping plate, the left end of the right cross rod passes through the right cross rod mounting hole and then extends into the cavity of the left cross rod, the right clamping plate is clamped on the right frame plate, one group of upper and lower through holes on the right cross rod are aligned with one group of upper and lower through holes on the left cross rod, a connecting mechanism passes through the upper and lower through holes aligned with the left cross rod and the right cross rod to fixedly connect the left cross rod and the right cross rod, when the ladder frame is mounted, the left frame plate is fixed on a steel member, the left cross rod is sequentially inserted on the left frame plate, the right cross rod is sequentially inserted on the right frame plate, the left end of the right cross rod extends into the cavity of the left cross rod, one group of upper and, then pulling right frame plate right, making right cardboard only block on right frame plate, fixing right frame plate on the steel member, can accomplish the installation of ladder frame, the installation is rapid, and dismantles equally conveniently, and whole ladder frame stability is good.
Further, coupling mechanism includes connecting rod, limiting plate and nut, the outer diameter of connecting rod and the upper and lower fenestrate aperture on left horizontal pole and the right horizontal pole cooperate, the limiting plate is fixed in the connecting rod upper end, the lower extreme of connecting rod is provided with the external screw thread, the connecting rod penetrates from the upper and lower perforation that the left horizontal pole of top and right horizontal pole align to wear out from the upper and lower perforation that the left horizontal pole of bottom and right horizontal pole align, the limiting plate card is at the left horizontal pole upper surface of top, the connecting rod lower extreme passes through nut locking fixed, it is unified fixed with the right horizontal pole through the multiunit left horizontal pole between coupling mechanism with left frame plate and the right frame plate, fixed speed is.
Further, the top of left side frame plate and right frame plate all is fixed with the rectangular block, is provided with two at least first screw holes on the rectangular block, the bottom of left side frame plate and right frame plate all is fixed with the rectangle outer fringe, be provided with on the rectangle outer fringe with the first screw hole matched with second screw hole on the rectangular block, in two assembled steel structure ladder frames from top to bottom, the rectangular block of the assembled steel structure ladder frame of lower extreme inserts in the rectangle outer fringe of the assembled steel structure ladder frame of upper end to through the bolt that passes first screw hole and second screw hole and twist soon in the terminal stop nut locking of bolt and fix, can splice two assembled steel structure ladder frames from top to bottom fast through bolt and stop nut promptly, realize the extension of ladder frame, satisfy the demand of job site to ladder frame height.
Furthermore, the left cross rod and the right cross rod are both rectangular rods.
Further, fixed mounting hole has all been seted up along last to the board around the channel-section steel of left side frame plate and right frame plate, through fixed mounting hole to left frame plate and right frame plate are installed on the steel member to bolt and nut locking's mode, and after the ladder frame finishes using, can follow the steel member fast and demolish the ladder frame.
Further, the left end of left side horizontal pole and the right-hand member of right horizontal pole all are provided with the pinhole, put into the pin in the pinhole of left horizontal pole when left cardboard card is on left frame plate, pin and left frame plate right-hand member face contact, put into the pin in the pinhole of right horizontal pole when right cardboard card is on right frame plate, pin and right frame plate left end face contact, if a little positional deviation is qualified for the next round of competitions during right frame plate installation, arouse rocking of left horizontal pole and right horizontal pole direction about easily, influence ladder frame security, the design of pinhole and pin is mainly for stopping rocking of left horizontal pole and right horizontal pole under this kind of condition, but under the high condition of installation accuracy, pinhole and pin can not set up.
The utility model has the advantages that: compared with the prior art, the utility model discloses an assembled steel construction ladder frame has following advantage: (1) the left frame plate and the right frame plate are installed on the steel member in a bolt and nut locking mode through the fixed installation holes, and after the ladder frame is used, the ladder frame can be quickly detached from the steel member; (2) the width of the ladder frame is flexibly adjusted according to the size of a steel member supported by the ladder frame, a plurality of groups of up-and-down through holes are formed in the left cross rod and the right cross rod in advance according to the size of the steel member for mounting the ladder frame on a construction site, when the ladder frame is mounted, the left frame plate is fixed on the steel member, the left cross rod is sequentially inserted into the left frame plate, the right cross rod is sequentially inserted into the right frame plate, the left end of the right cross rod extends into a cavity of the left cross rod, one group of up-and-down through holes in the right cross rod are aligned with one group of up-and-down through holes in the left cross rod, the left cross rod and the right cross rod are fixed after the connecting mechanism penetrates through the aligned up-and-down through holes, then the right frame; (3) the ladder rack is rapid in installation process, convenient to disassemble and good in stability of the whole ladder rack.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the left frame plate and the right frame plate of the present invention;
FIG. 3 is a schematic structural view of the left cross bar and the right cross bar of the present invention;
FIG. 4 is a schematic structural view of the assembled steel ladder assembly of the present invention after splicing the upper and lower assembled steel ladder frames;
wherein, 1 left frame plate, 2 right frame plates, 3 left horizontal poles, 4 right horizontal poles, 5 left horizontal pole mounting holes, 6 right horizontal pole mounting holes, 7 punch holes from top to bottom, 8 left cardboard, 9 right cardboard, 10 connecting rods, 11 limiting plates, 12 nuts, 13 rectangular blocks, 14 rectangle outer fringe, 15 fixed mounting holes.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention.
In the embodiment shown in fig. 1-4, the assembled steel structure ladder comprises a left frame plate 1, a right frame plate 2, a left cross rod 3, a right cross rod 4 and a connecting mechanism, wherein the left frame plate 1 and the right frame plate 2 are made of channel steel, the left frame plate 1 and the right frame plate 2 are symmetrically arranged, left cross rod mounting holes 5 are formed in the right end plate surface of the left frame plate 1 at intervals from bottom to top, and right cross rod mounting holes 6 are formed in the left end plate surface of the right frame plate 2 at intervals from bottom to top; the left cross rod 3 and the right cross rod 4 are both cavity rods with openings at two ends, and a plurality of groups of upper and lower through holes 7 with matched sizes are arranged on the left cross rod 3 and the right cross rod 4; the left end of the left cross rod 3 is fixed with a left clamping plate 8, the right end of the left cross rod 3 passes through a left cross rod mounting hole 5, the left clamping plate 8 is clamped on a left frame plate 1, the right end of the right cross rod 4 is fixed with a right clamping plate 9, the left end of the right cross rod 4 passes through a right cross rod mounting hole 6 and then extends into the cavity of the left cross rod 3, the right clamping plate 9 is clamped on a right frame plate 2, one group of upper and lower through holes 7 on the right cross rod 4 are aligned with one group of upper and lower through holes 7 on the left cross rod 3, a connecting mechanism passes through the upper and lower through holes 7 aligned with the left cross rod 3 and the right cross rod 4 to fixedly connect the left cross rod 3 and the right cross rod 4, when the ladder frame is installed, the left frame plate 1 is fixed on a steel member, the left cross rod 3 is sequentially inserted on the left frame plate 1, the right cross rod 4 is sequentially inserted on the right frame plate 2, the left end of the right cross rod 4, connecting mechanism passes and fixes left horizontal pole 3 and right horizontal pole 4 after the upper and lower perforation 7 of alignment, then stimulates right frame plate 2 right, makes right cardboard 9 only block on right frame plate 2, fixes right frame plate 2 on the steel member, can accomplish the installation of ladder frame, and the installation is rapid, and dismantles equally conveniently, and whole ladder frame stability is good.
In this embodiment, coupling mechanism includes connecting rod 10, limiting plate 11 and nut 12, the external diameter of connecting rod 10 cooperatees with the upper and lower perforation 7's on left horizontal pole 3 and the right horizontal pole 4 aperture, limiting plate 11 is fixed in connecting rod 10 upper end, the lower extreme of connecting rod 10 is provided with the external screw thread, penetrate in the perforation 7 about connecting rod 10 aligns from the left horizontal pole 3 of top and the right horizontal pole 4, and wear out in the perforation 7 about aligning from the left horizontal pole 3 of bottom and the right horizontal pole 4, limiting plate 11 card is at 3 upper surfaces of the left horizontal pole of top, it is fixed that the nut 12 locking is passed through to the connecting rod 10 lower extreme, it is unified fixed with multiunit left horizontal pole 3 and right horizontal pole 4 between left frame plate 1 and the right frame plate 2 through coupling.
In this embodiment, the top of left frame plate 1 and right frame plate 2 all is fixed with rectangular block 13, is provided with two at least first screw holes on the rectangular block 13, the bottom of left frame plate 1 and right frame plate 2 all is fixed with rectangle outer fringe 14, be provided with the second screw hole that matches with the first screw hole on the rectangular block 13 on the rectangle outer fringe 14, in two assembled steel structure ladders from top to bottom, the rectangular block 13 of the assembled steel structure ladder of lower extreme inserts in the rectangle outer fringe 14 of the assembled steel structure ladder of upper end to through passing the bolt of first screw hole and second screw hole and twist the stop nut locking of twisting in the bolt end fixed, can splice two assembled steel structure ladders from top to bottom fast promptly through bolt and stop nut, realize the extension of ladder, satisfy the demand of job site to ladder height.
In this embodiment, the left cross bar 3 and the right cross bar 4 are both rectangular bars.
In this embodiment, fixed mounting hole 15 has all been seted up along last to the board around the channel-section steel of left frame plate 1 and right frame plate 2, through fixed mounting hole 15 to left frame plate 1 and right frame plate 2 are installed on the steel member to the mode of bolt and nut locking, and after the ladder frame finishes using, can follow the steel member fast and demolish the ladder frame.
In this embodiment, the left end of left side horizontal pole 3 and the right-hand member of right horizontal pole 4 all are provided with the pinhole (not shown in the figure), the pin (not shown in the figure) is put into in the pinhole of left horizontal pole 3 when left cardboard 8 card is on left frame plate 1, the pin is put into in the pinhole of right horizontal pole 4 when right cardboard 9 card is on right frame plate 2, pin and 2 left end face contacts of right frame plate, if a little positional deviation is qualified for the next round of competitions during 2 installations of right frame plate, arouse rocking of left horizontal pole 3 and right horizontal pole 4 direction about easily, influence ladder frame security, the design of pinhole and pin mainly is rocking of left horizontal pole 3 and right horizontal pole 4 under in order to stop this kind of condition, but under the high condition of installation accuracy, pinhole and pin can not set up.
The working principle is as follows: the utility model discloses an assembled steel construction ladder frame, during the installation of ladder frame, fix left frame plate 1 on the steel member earlier, insert left horizontal pole 3 on left frame plate 1 in proper order, insert right horizontal pole 4 on right frame plate 2 in proper order, the left end of right horizontal pole 4 stretches into in the 3 cavities of left horizontal pole, one of them is a set of perforation 7 and left horizontal pole 3 about on the right horizontal pole 4 wherein a set of perforation 7 aligns, coupling mechanism passes and aligns about fixed with left horizontal pole 3 and right horizontal pole 4 after perforating 7, then stimulate right frame plate 2 right, make right cardboard 9 only block on right frame plate 2, fix right frame plate 2 on the steel member, can accomplish the installation of ladder frame, the installation is rapid, and dismantle equally convenient, whole ladder frame stability is good.
The above embodiments are only specific cases of the present invention, and the protection scope of the present invention includes but is not limited to the forms and styles of the above embodiments, and any suitable changes or modifications made thereto by those skilled in the art according to the claims of the present invention shall fall within the protection scope of the present invention.
Claims (6)
1. The utility model provides an assembled steel construction ladder frame which characterized in that: the left frame plate and the right frame plate are made of channel steel, the left frame plate and the right frame plate are symmetrically arranged, left cross rod mounting holes are formed in the right end plate surface of the left frame plate from bottom to top at intervals, and right cross rod mounting holes are formed in the left end plate surface of the right frame plate from bottom to top at intervals; the left cross rod and the right cross rod are both hollow cavity rods with openings at two ends, and a plurality of groups of upper and lower through holes with matched sizes are arranged on the left cross rod and the right cross rod; the left end of left side horizontal pole is fixed with left cardboard, and the right-hand member of left horizontal pole passes left horizontal pole mounting hole, and left cardboard card is on left frame plate, the right-hand member of right horizontal pole is fixed with right cardboard, and the left end of right horizontal pole passes inside the cavity that stretches into left horizontal pole behind the right horizontal pole mounting hole, and right cardboard card is on right frame plate, and one of them group of perforation about on the right horizontal pole aligns with one of them group of perforation about left horizontal pole, and coupling mechanism passes the perforation about left horizontal pole and the right horizontal pole aligns with left horizontal pole and right horizontal pole fixed connection about left horizontal pole and right horizontal pole.
2. An assembled steel structural ladder according to claim 1, wherein: coupling mechanism includes connecting rod, limiting plate and nut, the external diameter of connecting rod and the fenestrate aperture from top to bottom on left horizontal pole and the right horizontal pole cooperate, and the limiting plate is fixed in the connecting rod upper end, and the lower extreme of connecting rod is provided with the external screw thread, and the connecting rod penetrates from the perforation from top to bottom that the left horizontal pole of top and right horizontal pole align to wear out from the perforation from top to bottom that the left horizontal pole of bottom and right horizontal pole align, and the limiting plate card is on the left horizontal pole upper surface of top, and the connecting rod lower extreme passes through nut locking.
3. An assembled steel structural ladder according to claim 1, wherein: the top of left side frame plate and right frame plate all is fixed with the rectangular block, is provided with two at least first screw holes on the rectangular block, the bottom of left side frame plate and right frame plate all is fixed with the rectangle outer fringe, be provided with on the rectangle outer fringe with the rectangular block on first screw hole matched with second screw hole, in two assembled steel structure ladder framves from top to bottom, the rectangular block of the assembled steel structure ladder frame of lower extreme inserts in the rectangle outer fringe of the assembled steel structure ladder frame of upper end to it is fixed to twist in the terminal stop nut locking of bolt through the bolt that passes first screw hole and second screw hole.
4. An assembled steel structural ladder according to claim 1, wherein: the left cross rod and the right cross rod are rectangular rods.
5. An assembled steel structural ladder according to claim 1, wherein: and the front and rear plate edges of the channel steel of the left frame plate and the right frame plate are provided with fixed mounting holes.
6. An assembled steel structural ladder according to claim 1, wherein: the left end of left side horizontal pole and the right-hand member of right horizontal pole all are provided with the pinhole, and the pin is put into in the pinhole of left horizontal pole when left cardboard card is on left frame plate, and the pin contacts with left frame plate right-hand member face, and the pin is put into in the pinhole of right horizontal pole when right cardboard card is on right frame plate, pin and the contact of right frame plate left end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922004081.3U CN210977255U (en) | 2019-11-19 | 2019-11-19 | Assembled steel structure ladder frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922004081.3U CN210977255U (en) | 2019-11-19 | 2019-11-19 | Assembled steel structure ladder frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210977255U true CN210977255U (en) | 2020-07-10 |
Family
ID=71446393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922004081.3U Active CN210977255U (en) | 2019-11-19 | 2019-11-19 | Assembled steel structure ladder frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210977255U (en) |
-
2019
- 2019-11-19 CN CN201922004081.3U patent/CN210977255U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211499799U (en) | Shear force wall reinforcement | |
| CN210977255U (en) | Assembled steel structure ladder frame | |
| CN206917257U (en) | A kind of building template assembly | |
| CN102587652A (en) | Connection structure for splicing aluminum alloy frame building template | |
| CN112922323A (en) | Concatenation formula aluminum mould board for building | |
| CN210947661U (en) | Installation device of socket type overhanging scaffold | |
| CN211369314U (en) | Building guardrail for civil engineering convenient to concatenation | |
| CN212249129U (en) | Protective net fixing rod for attached lifting scaffold | |
| CN211285306U (en) | Preceding operation platform of bridge hanging basket | |
| CN210828330U (en) | Frame post template reinforced structure | |
| CN210562785U (en) | Clip type bridge cut-off connecting piece | |
| CN206769336U (en) | Insert ready-package scaffold | |
| CN205654079U (en) | Instrument formula wall form system that fissure of displacement was arranged | |
| CN204252020U (en) | Bridge engineering coping construction bracket | |
| CN217814352U (en) | Aluminum profile capable of being spliced quickly | |
| CN220133098U (en) | Assembled temporary construction structure | |
| CN218149763U (en) | Building engineering frame post template reinforcing apparatus | |
| CN110921524B (en) | Tower crane supporting structure of detachable supporting rod | |
| CN212656527U (en) | Screen frame fixing seat | |
| CN215859259U (en) | Clamp for fast dismantling curtain wall unit body plate | |
| CN211007240U (en) | Unordered connection structure of crossbeam and stand | |
| CN219431092U (en) | Socket type assembled partition keel | |
| CN204456824U (en) | Orthogonal stacked steel pipe lever tension type fastener | |
| CN220909096U (en) | Building templates convenient to cyclic utilization | |
| CN210508355U (en) | High-strength aluminum alloy template |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |