CN222391090U - Foundation pit cat ladder structure - Google Patents
Foundation pit cat ladder structure Download PDFInfo
- Publication number
- CN222391090U CN222391090U CN202420772890.7U CN202420772890U CN222391090U CN 222391090 U CN222391090 U CN 222391090U CN 202420772890 U CN202420772890 U CN 202420772890U CN 222391090 U CN222391090 U CN 222391090U
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- CN
- China
- Prior art keywords
- cat ladder
- foundation pit
- cover plate
- fixedly connected
- rope
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- 241000282326 Felis catus Species 0.000 title claims abstract description 32
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 239000002184 metal Substances 0.000 claims abstract description 9
- 239000003381 stabilizer Substances 0.000 claims description 11
- 230000009194 climbing Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 230000009193 crawling Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000009435 building construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Ladders (AREA)
Abstract
The utility model discloses a foundation pit cat ladder structure, which comprises a bottom loop bar, wherein an upright rod is slidably arranged in the bottom loop bar, a cover plate is arranged at the top end of a horizontal bracket, a fence is arranged at the top end of the cover plate, a containment cage is fixedly arranged at the front end of the cover plate, a rear cat ladder is slidably arranged at the rear side of a front cat ladder, a cargo lifting mechanism is arranged at the inner side of a portal frame, the upright rod and the bottom loop bar are fixedly adjusted in height by fastening bolts after sliding mutually, meanwhile, the rear cat ladder freely falls down according to the depth of a foundation pit, the fence and the containment cage can protect personnel safety, a movable pulley assembly descends after a shielding plate is opened to suspend cargoes on a metal hook, and the pulling rope drives the cargoes to ascend, so that the personnel do not need to carry heavy objects in the climbing process.
Description
Technical Field
The utility model relates to the technical field of foundation pit crawling ladders, in particular to a foundation pit crawling ladder structure
Background
In the building construction process, foundation pit construction is an important link. In order to ensure the safety and construction efficiency of constructors, the foundation pit cat ladder is used as common construction equipment and is widely applied to various building construction sites.
However, the existing foundation pit cat ladder structure has some problems, the foundation pit cat ladder generally adopts an integrated design, is relatively complex when fixed with a foundation pit, cannot be quickly adjusted according to the depth of the foundation pit, and the existing cat ladder structure needs to tie up carried articles on a body or carry the carried articles by hands when people climb when in use, so that the danger and difficulty in the climbing process are greatly increased.
For the problems in the related art, no effective solution has been proposed at present.
Disclosure of utility model
Aiming at the problems in the related art, the utility model provides a foundation pit cat ladder structure to overcome the technical problems existing in the prior related art.
For this purpose, the utility model adopts the following specific technical scheme:
The utility model provides a foundation ditch cat ladder structure, includes end loop bar, the pole setting is installed to the inner slide of end loop bar, the top of pole setting is equipped with horizontal stand, the apron is installed on the top of horizontal stand, the inboard shutter that is installed in rotation of the rear end of apron, the rail is installed on the top of apron, the portal frame is installed to the top rear side of apron, the front end fixed mounting of apron has the enclosure cage, the inboard fixedly connected with front cat ladder of enclosure cage, the rear side of front cat ladder slides and installs the back cat ladder, cargo lifting mechanism is installed to the inboard of portal frame.
As a further scheme of the utility model, a wire hole is formed in the inner side of the vertical rod, and a fastening bolt is arranged on the inner side of the bottom sleeve rod.
As a further scheme of the utility model, a plurality of screw holes are arranged at equal intervals, and the fastening bolts penetrate through the bottom sleeve rod and the vertical rod.
As a further scheme of the utility model, bolt holes are formed in the inner sides of the horizontal brackets at the left end and the right end, and the cover plate and the rail are fixedly connected with the horizontal brackets through bolts.
As a further scheme of the utility model, the outer side of the rear crawling ladder is fixedly connected with a sliding block, the outer side of the sliding block is provided with a sliding sleeve, and the sliding sleeve is fixedly connected with the front crawling ladder.
As a further scheme of the utility model, the goods lifting mechanism comprises a rope, the top end of the rope is fixedly connected with the portal frame, a movable pulley assembly is arranged on the outer side of the rope, a metal hook is fixedly connected with the bottom end of the movable pulley assembly, a fixed pulley assembly is arranged on the outer side of the rope, the fixed pulley assembly is fixedly connected with the portal frame, and the right side of the rope penetrates through the portal frame.
As a further scheme of the utility model, a stabilizer bar is fixedly arranged between the vertical rod and the horizontal bracket, the stabilizer bar is provided with front and rear 2 groups, and the stabilizer bar is arranged in a triangle shape.
The beneficial effects of the utility model are as follows:
According to the foundation pit ladder disclosed by the utility model, the height is adjusted by the fixed fastening bolts after the vertical rod and the bottom sleeve rod slide mutually, and meanwhile, the rear ladder can fall freely according to the depth of a foundation pit, the fence and the enclosure cage can protect personnel safety, after the shielding plate is opened to loosen a rope, the movable pulley assembly descends to hang goods on the metal hook, and the rope is pulled to drive the goods to ascend, so that the personnel do not need to carry heavy objects in the climbing process, and the foundation pit ladder has higher adaptability, stability and safety.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the whole foundation pit ladder structure and the installation structure of the foundation pit according to the embodiment of the utility model;
FIG. 2 is a schematic overall structure of a foundation pit ladder structure according to an embodiment of the present utility model;
Fig. 3 is a schematic view of a mounting structure of a bottom loop bar and a vertical bar of a foundation pit ladder structure according to an embodiment of the present utility model;
fig. 4 is a schematic diagram of a mounting structure of a front ladder and a rear ladder of a foundation pit ladder structure according to an embodiment of the present utility model;
fig. 5 is a schematic diagram of the overall structure of a cargo lifting mechanism of a foundation pit ladder structure according to an embodiment of the present utility model.
In the figure:
1. The device comprises a bottom sleeve rod, a vertical rod, a fastening bolt, a wire hole, a horizontal bracket, a cover plate, a shielding plate, a fence, a rail, a portal frame, a 10, a containment cage, a 11, a front ladder, a 12, a rear ladder, a 13, a sliding block, a 14, a sliding sleeve, a 15, a cargo lifting mechanism, a 16, a rope, a 17, a movable pulley assembly, a 18, a metal hook, a 19, a fixed pulley assembly and a 20, and a stabilizer bar.
Detailed Description
For the purpose of further illustrating the various embodiments, the present utility model provides the accompanying drawings, which are a part of the disclosure of the present utility model, and which are mainly used to illustrate the embodiments and, together with the description, serve to explain the principles of the embodiments, and with reference to these descriptions, one skilled in the art will recognize other possible implementations and advantages of the present utility model, wherein elements are not drawn to scale, and like reference numerals are generally used to designate like elements.
According to an embodiment of the utility model, a foundation pit cat ladder structure is provided
Referring to fig. 1-5 of the specification, according to an embodiment of the present utility model, a foundation pit ladder structure includes a bottom loop bar 1, a vertical bar 2 is slidingly installed in an inner side of the bottom loop bar 1, a horizontal bracket 5 is provided at a top end of the vertical bar 2, a cover plate 6 is installed at a top end of the horizontal bracket 5, a shielding plate 7 is rotatably installed at an inner side of a rear end of the cover plate 6, a fence 8 is installed at a top end of the cover plate 6, a gantry 9 is installed at a rear side of a top end of the cover plate 6, a containment cage 10 is fixedly installed at a front ladder 11 is fixedly connected to an inner side of the containment cage 10, a rear ladder 12 is slidingly installed at a rear side of the front ladder 11, and a cargo lifting mechanism 15 is installed at an inner side of the gantry 9.
When the device is used, the bottom loop bar 1 and the vertical rod 2 are positioned on the inner side of the edge of a foundation pit, the height of the vertical rod 2 is adjusted according to the depth of the foundation pit, then the vertical rod 2 and the bottom loop bar 1 are fixed through the fastening bolt 3, the cover plate 6 is placed on the upper surface of the horizontal support 5, then the rail 8 is placed on the cover plate 6, after the rail 8 and the cover plate 6 are positioned and placed, the rail 8 and the cover plate 6 are penetrated through the bolts, then the rail 5 is fixed, the enclosure cage 10 is fixed with the cover plate 6 and the horizontal support 5 through the bolts, the rear cat ladder 12 automatically falls down according to the depth of the foundation pit, the sliding block 13 on the rail is slid in the sliding sleeve 14 on the front cat ladder 11, when a person climbs, the front cat ladder 11 and the rear cat ladder 12 can be stepped on successively, after the curtain board 7 is opened, the rope 16 is loosened, the movable pulley assembly 17 is vertically fallen, the goods to be lifted is hung through the metal hook 18, the rope 16 is pulled, the movable pulley assembly 17 is lifted, and the goods is lifted through the fixed pulley assembly 19, and the goods are covered by the movable pulley assembly 7.
In an embodiment, referring to fig. 1 to 5 of the specification, as a further scheme of the present utility model, a threaded hole 4 is provided on the inner side of the upright rod 2, a fastening bolt 3 is installed on the inner side of the bottom sleeve rod 1, a plurality of threaded holes 4 are arranged at equal intervals, and the fastening bolt 3 penetrates through the bottom sleeve rod 1 and the upright rod 2.
The upright rod 2 and the bottom sleeve rod 1 slide mutually, and then the fastening bolt 3 penetrates through the bottom sleeve rod 1 and the upright rod 2 to be fixed.
In another embodiment, referring to fig. 1-5 of the specification, as a further scheme of the present utility model, bolt holes are formed on the inner sides of the horizontal brackets 5 at the left and right ends, and the cover plate 6 and the rail 8 are fixedly connected with the horizontal brackets 5 through bolts.
The fence 8 and the cover plate 6 can be fixed through bolts, and the disassembly and the assembly are convenient.
In an embodiment referring to fig. 1-5 of the specification, as a further scheme of the present utility model, a sliding block 13 is fixedly connected to the outer side of the rear ladder stand 12, a sliding sleeve 14 is disposed on the outer side of the sliding block 13, and the sliding sleeve 14 is fixedly connected to the front ladder stand 11.
Through slider 13 moving in sliding sleeve 14, can make back cat ladder 12 slide along preceding cat ladder 11, and then adjust the height of preceding cat ladder 11 and back cat ladder 12 to can adapt to the foundation ditch degree of depth.
In another embodiment, referring to fig. 1-5 of the present disclosure, as a further scheme of the present disclosure, the cargo lifting mechanism 15 includes a rope 16, a top end of the rope 16 is fixedly connected with the gantry 9, a movable pulley assembly 17 is installed on an outer side of the rope 16, a metal hook 18 is fixedly connected to a bottom end of the movable pulley assembly 17, a fixed pulley assembly 19 is installed on an outer side of the rope 16, the fixed pulley assembly 19 is fixedly connected with the gantry 9, and a right side of the rope 16 penetrates through the gantry 9.
By pulling the rope 16, the rope 16 passes through the fixed pulley assembly 19 and then drives the movable pulley assembly 17 to ascend, and the metal hook 18 is arranged at the bottom of the movable pulley assembly 17, so that the cargo can be lifted under the condition of rope force.
In an embodiment referring to fig. 1-5 of the specification, as a further scheme of the present utility model, a stabilizer bar 20 is fixedly installed between the upright 2 and the horizontal bracket 5, the stabilizer bar 20 is provided with front and rear 2 groups, and the stabilizer bar 20 is in a triangle arrangement.
The 2 groups of stabilizer bars 20 can improve the overall stability of the ladder.
When the climbing device is used, the bottom loop bar 1 and the vertical rod 2 are positioned on the inner side of the edge of a foundation pit, the height of the vertical rod 2 is adjusted according to the depth of the foundation pit, then the vertical rod 2 and the bottom loop bar 1 are fixed through the fastening bolt 3, the cover plate 6 is placed on the upper surface of the horizontal support 5, then the rail 8 is placed on the cover plate 6, after the rail 8 and the cover plate 6 are positioned and placed, the rail 8 and the horizontal support 5 are fixed through the bolts, the enclosure cage 10 is fixed with the cover plate 6 and the horizontal support 5, the rear ladder 12 automatically falls down according to the depth of the foundation pit, the sliding block 13 on the rear ladder slides in the sliding sleeve 14 on the front ladder 11, when a person climbs, the front ladder 11 and the rear ladder 12 can be sequentially stepped on to go up and down, after the cover plate 7 is opened, the rope 16 is loosened, the movable pulley assembly 17 vertically falls down, the goods to be lifted are hung through the metal hook 18, the rope 16 is pulled, the movable pulley assembly 17 is lifted through the fixed pulley assembly 19, after the goods are lifted, the cover 7 is covered, the goods is positioned on the cover plate 7, the personnel can conveniently carry heavier goods, the climbing device can climb the climbing device, the climbing device has higher stability and safety and no need of climbing load, and can be carried by the personnel.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (7)
1. The foundation pit ladder structure comprises a bottom loop bar (1), and is characterized in that a vertical rod (2) is installed in the inner sliding of the bottom loop bar (1), a horizontal support (5) is arranged at the top end of the vertical rod (2), a cover plate (6) is installed at the top end of the horizontal support (5), a shielding plate (7) is installed on the inner side of the rear end of the cover plate (6) in a rotating mode, a fence (8) is installed at the top end of the cover plate (6), a portal frame (9) is installed on the rear side of the top end of the cover plate (6), a containment cage (10) is fixedly installed at the front end of the cover plate (6), a front ladder (11) is fixedly connected to the inner side of the containment cage (10), a rear ladder (12) is installed on the rear side of the front ladder (11) in a sliding mode, and a cargo lifting mechanism (15) is installed on the inner side of the portal frame (9).
2. The foundation pit cat ladder structure according to claim 1, wherein the inner side of the upright rod (2) is provided with a wire hole (4), and the inner side of the bottom sleeve rod (1) is provided with a fastening bolt (3).
3. The foundation pit cat ladder structure according to claim 2, wherein the plurality of wire holes (4) are arranged at equal intervals, and the fastening bolts (3) penetrate through the bottom loop bar (1) and the upright bars (2).
4. The foundation pit cat ladder structure according to claim 1, wherein bolt holes are formed in the inner sides of the horizontal supports (5) at the left end and the right end, and the cover plate (6) and the fence (8) are fixedly connected with the horizontal supports (5) through bolts.
5. The foundation pit cat ladder structure according to claim 1, characterized in that a sliding block (13) is fixedly connected to the outer side of the rear cat ladder (12), a sliding sleeve (14) is arranged on the outer side of the sliding block (13), and the sliding sleeve (14) is fixedly connected with the front cat ladder (11).
6. The foundation pit cat ladder structure according to claim 1, wherein the goods lifting mechanism (15) comprises a rope (16), the top end of the rope (16) is fixedly connected with the portal frame (9), a movable pulley assembly (17) is arranged on the outer side of the rope (16), a metal hook (18) is fixedly connected with the bottom end of the movable pulley assembly (17), a fixed pulley assembly (19) is arranged on the outer side of the rope (16), the fixed pulley assembly (19) is fixedly connected with the portal frame (9), and the right side of the rope (16) penetrates through the portal frame (9).
7. The foundation pit cat ladder structure according to claim 1, wherein a stabilizer bar (20) is fixedly arranged between the vertical rod (2) and the horizontal support (5), the stabilizer bar (20) is provided with front and rear 2 groups, and the stabilizer bar (20) is arranged in a triangle shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420772890.7U CN222391090U (en) | 2024-04-15 | 2024-04-15 | Foundation pit cat ladder structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420772890.7U CN222391090U (en) | 2024-04-15 | 2024-04-15 | Foundation pit cat ladder structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222391090U true CN222391090U (en) | 2025-01-24 |
Family
ID=94287108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420772890.7U Active CN222391090U (en) | 2024-04-15 | 2024-04-15 | Foundation pit cat ladder structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222391090U (en) |
-
2024
- 2024-04-15 CN CN202420772890.7U patent/CN222391090U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |