CN212867379U - From protection retractable cat ladder device - Google Patents
From protection retractable cat ladder device Download PDFInfo
- Publication number
- CN212867379U CN212867379U CN202021226009.1U CN202021226009U CN212867379U CN 212867379 U CN212867379 U CN 212867379U CN 202021226009 U CN202021226009 U CN 202021226009U CN 212867379 U CN212867379 U CN 212867379U
- Authority
- CN
- China
- Prior art keywords
- vertical supports
- ladder
- fixed
- protective cover
- shaped rib
- 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.)
- Expired - Fee Related
Links
- 241000282326 Felis catus Species 0.000 title claims abstract description 45
- 230000001681 protective effect Effects 0.000 claims abstract description 29
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 5
- 208000027418 Wounds and injury Diseases 0.000 abstract description 4
- 230000006378 damage Effects 0.000 abstract description 4
- 208000014674 injury Diseases 0.000 abstract description 4
- 230000009193 crawling Effects 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000008602 contraction Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000009435 building construction Methods 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Images
Landscapes
- Ladders (AREA)
Abstract
The utility model discloses a self-protection telescopic ladder stand device, which comprises an inner ladder stand, an outer ladder stand, a sliding component and a fixed pin; the inner ladder is sleeved in the outer ladder and comprises two inner vertical supports, a plurality of inner cross supports are arranged between the two inner vertical supports, and inner arc-shaped rib plates are fixed on the two inner vertical supports; an inner protective cover is fixed on the inner arc-shaped rib plate; the sliding assembly comprises a sliding rail and a sliding block, the sliding block is fixed on the outer side of the inner protective cover, the sliding rail is arranged on the inner side of the outer protective cover, the sliding block is sleeved in the sliding rail and can slide along the sliding rail, a plurality of corresponding fixing holes are formed in the two inner vertical supports and the two outer vertical supports, and the fixing pins are sleeved in the fixing holes so that the two inner vertical supports and the two outer vertical supports are fixedly connected together; the utility model provides a telescopic cat ladder with protection casing, specially adapted aerial work can adjust the flexible volume of cat ladder according to the construction height of difference, avoids the injury of whereabouts to operation personnel back.
Description
Technical Field
The utility model belongs to the technical field of the cat ladder, concretely relates to from protection retractable cat ladder device.
Background
At the building construction trade, the cat ladder is one of indispensable equipment, and in the work progress, the construction operation of a lot of eminences all needs the cat ladder to assist the construction, and its basic structure includes stull and erects the vaulting, and the stull setting constitutes the cat ladder structure between erectting the vaulting, and people upwards scrambles along erectting along the stull, but current cat ladder can not stretch out and draw back, and is troublesome to use, and has occupied a large amount of spaces, and it is troublesome to carry, gives people and has brought the trouble.
The conventional telescopic ladder stand has a telescopic function, but has the defects of a structure, so that the ladder stand is short of necessary protective measures when in use; the object that falls easily causes the injury to the workman on the operation face when going up the cat ladder from top to bottom, and the cat ladder back does not have safeguard measure about the operation personnel, falls easily when the foot is smooth, has very big potential safety hazard, and the protection type is poor, factor of safety is low, has increased the incidence of accident, therefore it is necessary to study a from protection retractable cat ladder device.
Disclosure of Invention
To the defect and the problem that existing equipment exists, the utility model provides a from protection retractable cat ladder device, effectual simple structure, the poor and problem that factor of safety is low of protection type that exists among the existing equipment of having solved.
The utility model provides a scheme that its technical problem adopted is: a self-protection telescopic ladder stand device comprises an inner ladder stand, an outer ladder stand, a sliding assembly and a fixing pin; the inner ladder is sleeved in the outer ladder and comprises two inner vertical supports, a plurality of inner cross supports are arranged between the two inner vertical supports, and inner arc-shaped rib plates are fixed on the two inner vertical supports; an inner protective cover is fixed on the inner arc-shaped rib plate; the outer ladder stand comprises two outer vertical supports, a plurality of outer transverse supports are arranged between the two outer vertical supports, outer arc-shaped rib plates are arranged on two sides of the two outer vertical supports, and outer protective covers are fixed on the outer arc-shaped rib plates; the sliding assembly comprises a sliding rail and a sliding block, the sliding block is fixed on the outer side of the inner protective cover, the sliding rail is arranged on the inner side of the outer protective cover, the sliding block is sleeved in the sliding rail and can slide along the sliding rail, a plurality of corresponding fixing holes are formed in the two inner vertical supports and the two outer vertical supports, and the fixing pins are sleeved in the fixing holes to enable the two inner vertical supports and the two outer vertical supports to be fixedly connected together.
Further, the width of two interior vertical braces is less than two outer vertical brace widths, and the inboard of interior vertical brace flushes with the inboard of outer vertical brace, the upper portion of interior stull setting including, outer stull setting is at the inboard of outer vertical brace.
Further, the fixed orifices are arranged on two sides of the inner cross brace and the outer cross brace, and the arrangement intervals of the inner cross brace and the outer cross brace are the same.
Further, the inner protective cover and the outer protective cover are acrylic plates.
Furthermore, a sliding rail is fixedly arranged on the outer side of the middle of the outer arc-shaped rib plate, clamping grooves are formed in two sides of the sliding rail, the outer protective cover is nested in the clamping grooves, a fixing shaft penetrates through the inner arc-shaped rib plate, the inner protective cover is fixed on the inner arc-shaped rib plate through the fixing shaft, and the sliding block is fixed at the outer end of the fixing shaft and is nested in the sliding rail.
The utility model has the advantages that: the utility model provides a from protecting retractable cat ladder device, be provided with the arc floor on the erector support, the arc floor is used for fixing and supporting the protection casing, still regard as the fixed carrier of slider and slide simultaneously, utilize the slider and slide to realize the relatively stable slip of interior cat ladder and outer cat ladder, and utilize the fixed pin to realize the fixed of interior cat ladder and outer cat ladder, high durability and convenient use, and easy operation, can adjust the length that interior cat ladder stretches out outer cat ladder according to actual need, and then make the cat ladder have different length, be applicable to the operation of co-altitude, and it is whole scalable, and occupation space is little, be convenient for transport.
Therefore the utility model provides a telescopic cat ladder with protection casing, specially adapted aerial work can adjust the flexible volume of cat ladder according to the construction height of difference, avoids the injury of whereabouts to operation personnel back, prevents simultaneously that operation personnel foot from smooth directly dropping from the cat ladder, has improved the factor of safety of cat ladder when using.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of the internal structure of the present invention.
Fig. 3 is an enlarged view of a point a shown in fig. 2.
The reference numbers in the figures are: 1 is an inner ladder stand, 11 is an inner vertical support, 12 is an inner transverse support, 13 is an inner arc-shaped rib plate, and 14 is an inner protective cover; 2, an outer ladder stand, 21 an inner vertical support, 22 an inner transverse support, 23 an outer arc rib plate and 24 an outer protective cover; 3 is a slide rail, 4 is a slide block, and 41 is a fixed shaft; and 5 is a fixed pin.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
Example 1: this embodiment aims at providing a from protection retractable cat ladder device, and mainly used aerial work avoids the high altitude junk to cause the injury and can be according to the length that the cat ladder stretches out and draws back of operation height, is applicable to the cat ladder of co-altitude not.
As shown in fig. 1, the device comprises an inner ladder stand 1, an outer ladder stand 2, a sliding assembly and a fixing pin 5; interior cat ladder 1 is including the suit in outer cat ladder 2, including slip subassembly sets up between cat ladder 1 and outer cat ladder 2, interior cat ladder 1 can slide outer cat ladder 2 relatively through slip subassembly, it has a plurality of corresponding fixed orificess to open on interior cat ladder 1 and the outer cat ladder 2, fixed pin 5 nestification is in the fixed orifices, fixes interior cat ladder on outer cat ladder, and interior cat ladder is located upper portion when using, and outer cat ladder is located the lower part, realizes the flexible of two cat ladders through slip subassembly, and both can be fixed by the fixed pin simultaneously to keep the extension state to be used for the construction operation, perhaps keep flexible state to be used for accomodating the transportation.
The inner ladder stand 1 comprises two inner vertical braces 11, a plurality of inner cross braces 12 are arranged between the two inner vertical braces 11, and inner arc-shaped rib plates 13 are fixed on the two inner vertical braces 11; an inner protective cover 14 is arranged on the inner arc-shaped rib plate 13; the outer ladder 2 comprises two outer vertical braces 21, a plurality of outer cross braces 22 are arranged between the two outer vertical braces 21, outer arc-shaped rib plates 23 are arranged on two sides of the two outer vertical braces 21, and outer protective covers 24 are arranged on the outer arc-shaped rib plates.
The sliding assembly comprises a sliding rail 3 and a sliding block 4, the sliding block 4 is fixed on the outer side of the inner protective cover 14, and the sliding block has smaller gravity and volume relative to the sliding rail, so that the gravity of the inner crawling ladder when moving relative to the outer crawling ladder can be reduced; the slide rail 3 is arranged on the inner side of the outer protective cover 24, the slide block 4 is sleeved in the slide rail 3 and can slide along the slide rail 3, and therefore the inner crawling ladder can move along the outer crawling ladder through the matching of the slide block and the slide rail.
The two inner vertical supports 11 and the two outer vertical supports 21 are provided with a plurality of corresponding fixing holes, and the fixing pins 5 are sleeved in the fixing holes, so that the two inner vertical supports and the two outer vertical supports are fixedly connected together, and the inner crawling ladder and the outer crawling ladder are kept in an extension state or a contraction state.
Example 2: this example is substantially the same as example 1, except that: the present embodiment further defines the structure of the inner ladder 1 and the outer ladder 2.
As shown in fig. 3, the inner ladder stand 1 and the outer ladder stand 2 are basically the same in structure, the inner ladder stand 1 is smaller than the outer ladder stand 2 in size and is positioned in the outer ladder stand, the width of the two inner vertical braces 11 is smaller than the width of the two outer vertical braces 21, the inner sides of the inner vertical braces 11 are flush with the inner sides of the outer vertical braces 21, the inner cross braces 12 are arranged at the upper parts of the inner vertical braces 11, and the outer cross braces 22 are arranged at the inner sides of the outer vertical braces 21; can increase the interval between interior stull and the outer stull like this, for the people climbing provides the space that the finger snatched the stull, avoid the clearance undersize, the operation personnel is difficult for snatching, avoids simultaneously because interior stull and outer stull clearance undersize clip foreign object or staff easily when shrink or extension.
The specific outer vertical support adopts C-shaped steel with the side length of 60mm-80mm and the length of 3000mm-4000 mm; the outer transverse support is square steel with the side length of 40mm-50mm and the length of 600mm-700 mm; the inner vertical support is made of square steel with the side length of 50mm-70mm and the length of 3000mm-4000 mm; the inner cross brace is square steel with the side length of 40mm-50mm and the length of 500mm-600mm, and the protective cover is an acrylic plate with the thickness of 1-2 mm; convenient material drawing and simple preparation.
The both sides of stull and outer stull including the fixed orifices setting, and the interval of arranging of interior stull and outer stull is the same, and this embodiment sets up the fixed orifices in the both sides of stull, and when implementing, the interval of arranging of interior stull and outer stull is the same, when two fixed orifices are right-angled, interior stull is also relative with outer stull like this, run through the fixed pin in the fixed orifices, link together interior stull and outer stull, guaranteed the extension of interior ladder and outer cat ladder or the stability of contraction state like this, the operating personnel hand of also being convenient for snatchs the stull.
Example 3: this example is substantially the same as example 2, except that: this embodiment further defines the structure of the arcuate ribs.
As shown in fig. 3, a slide rail 3 is fixed on the outer side of the middle portion of the outer arc-shaped rib plate 23, two sides of the slide rail 3 are provided with a clamping groove, the outer protective cover 24 is nested in the clamping groove, a fixing shaft 41 penetrates through the inner arc-shaped rib plate, the inner protective cover 14 is fixed on the inner arc-shaped rib plate 13 by the fixing shaft 41, and the sliding block 4 is fixed on the outer end portion of the fixing shaft 41 and nested in the slide rail 3.
Therefore the utility model discloses with interior erectting to prop and outer erectting to prop and control flexible length through the fixed pin to satisfy the operation requirement with no height, and add and establish the protection casing, thereby form a safe and reliable's telescopic cat ladder device, utilize the device can use at the operation face of co-altitude, convenient and flexible, safe and reliable.
Claims (5)
1. The utility model provides a from protection retractable cat ladder device which characterized in that: comprises an inner ladder stand, an outer ladder stand, a sliding component and a fixing pin; the inner ladder is sleeved in the outer ladder and comprises two inner vertical supports, a plurality of inner cross supports are arranged between the two inner vertical supports, and inner arc-shaped rib plates are fixed on the two inner vertical supports; an inner protective cover is fixed on the inner arc-shaped rib plate; the outer ladder stand comprises two outer vertical supports, a plurality of outer transverse supports are arranged between the two outer vertical supports, outer arc-shaped rib plates are arranged on two sides of the two outer vertical supports, and outer protective covers are fixed on the outer arc-shaped rib plates; the sliding assembly comprises a sliding rail and a sliding block, the sliding block is fixed on the outer side of the inner protective cover, the sliding rail is arranged on the inner side of the outer protective cover, the sliding block is sleeved in the sliding rail and can slide along the sliding rail, a plurality of corresponding fixing holes are formed in the two inner vertical supports and the two outer vertical supports, and the fixing pins are sleeved in the fixing holes to enable the two inner vertical supports and the two outer vertical supports to be fixedly connected together.
2. The self-shielding retractable ladder stand device of claim 1, wherein: the width of two interior vertical braces is less than two outer vertical brace widths, and the inboard of interior vertical brace flushes with the inboard of outer vertical brace, the upper portion of interior stull setting at interior stull, outer stull setting is at the inboard of outer vertical brace.
3. The self-shielding retractable ladder stand device of claim 1, wherein: the fixed orifices are arranged on two sides of the inner cross brace and the outer cross brace, and the arrangement intervals of the inner cross brace and the outer cross brace are the same.
4. The self-shielding retractable ladder stand device of claim 1, wherein: the inner protective cover and the outer protective cover are acrylic plates.
5. The self-shielding retractable ladder stand device of claim 4, wherein: the outer protective cover is embedded in the clamping grooves, a fixing shaft penetrates through the inner arc-shaped rib plate, the inner protective cover is fixed on the inner arc-shaped rib plate through the fixing shaft, and the sliding block is fixed at the outer end of the fixing shaft and embedded in the sliding rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021226009.1U CN212867379U (en) | 2020-06-29 | 2020-06-29 | From protection retractable cat ladder device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021226009.1U CN212867379U (en) | 2020-06-29 | 2020-06-29 | From protection retractable cat ladder device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212867379U true CN212867379U (en) | 2021-04-02 |
Family
ID=75211731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021226009.1U Expired - Fee Related CN212867379U (en) | 2020-06-29 | 2020-06-29 | From protection retractable cat ladder device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212867379U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114427341A (en) * | 2021-12-24 | 2022-05-03 | 呼和浩特科林热电有限责任公司 | Insulating ladder for thermal power plant |
-
2020
- 2020-06-29 CN CN202021226009.1U patent/CN212867379U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114427341A (en) * | 2021-12-24 | 2022-05-03 | 呼和浩特科林热电有限责任公司 | Insulating ladder for thermal power plant |
| CN114427341B (en) * | 2021-12-24 | 2023-08-22 | 呼和浩特科林热电有限责任公司 | Insulating ladder for thermal power plant |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5748866B2 (en) | Protective rail for aerial work platform | |
| CN212867379U (en) | From protection retractable cat ladder device | |
| US7686134B1 (en) | Ladder support and bracing apparatus | |
| KR101975293B1 (en) | The elevated workbench equipped with safety equipment for safety work and its safety equipment | |
| US11753829B2 (en) | Telescopic staircase system and uses thereof | |
| US9550661B2 (en) | Self-contained, portable and self-supporting scaffolding kit | |
| CN113216827A (en) | Aircraft engine maintenance work ladder | |
| US2750236A (en) | Elevating platform structure | |
| CN205445450U (en) | Foldable safe cat ladder | |
| CN215632707U (en) | Cat ladder assembly and milling machine | |
| CN110104205A (en) | A kind of aviation working stand | |
| CN205654282U (en) | Prevent pounding steady extension ladder of hand shrink | |
| CN214658619U (en) | Portable decoration operation platform | |
| CN209976438U (en) | Municipal works are with maintenance ladder of ascending a height | |
| CN209556312U (en) | A kind of construction frame | |
| GB1360832A (en) | Height-adjustable access appliances such as an extensible stairway appliance for aircraft and the like | |
| CN105672867A (en) | Foldable safety crawling ladder | |
| CN211712557U (en) | Booster lifting system | |
| CN212295618U (en) | Quick supporting template for building construction | |
| CN209556257U (en) | A kind of airplane parking area escape railing handrail | |
| CN213626548U (en) | Be used for PC stair department regularization safety protection cat ladder | |
| CN214246515U (en) | Operating platform for indoor construction | |
| CN219262267U (en) | Movable platform ladder for suspended ceiling construction | |
| CN204850680U (en) | Light -duty foldable multi -functional hoist and mount tent support | |
| CN215255990U (en) | Steel construction overhauls cat ladder for building |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210402 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |