CN220036554U - Safety cat ladder with adjustable bottom - Google Patents
Safety cat ladder with adjustable bottom Download PDFInfo
- Publication number
- CN220036554U CN220036554U CN202320640764.1U CN202320640764U CN220036554U CN 220036554 U CN220036554 U CN 220036554U CN 202320640764 U CN202320640764 U CN 202320640764U CN 220036554 U CN220036554 U CN 220036554U
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- groups
- rod
- rods
- adjusting
- support
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- 241000282326 Felis catus Species 0.000 title claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 230000009193 crawling Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
The utility model discloses a safety crawling ladder with an adjustable bottom, which belongs to the field of safety crawling ladders, and comprises two groups of support rods and a plurality of groups of stepping rods, wherein the plurality of groups of stepping rods are equidistantly arranged between the two groups of support rods, the inside of the two groups of support rods is rotationally connected with a rotating rod, the bottom of the rotating rod is fixedly connected with a screw rod, the outer wall of the screw rod is in threaded connection with a support frame, and the outer wall of the support frame is attached to the inner wall of the support rod; two sets of bracing piece outer walls all are provided with adjusting part, and the transmission links to each other between adjusting part and the dwang drives the action wheel through rotating the regulation pole and rotates, and the action wheel with from the driving wheel meshing drive dwang rotation, the dwang drives the lead screw and rotates, and lead screw outer wall threaded connection's support frame drives the base and reciprocates in the bracing piece bottom, adjusts the bottom height of cat ladder, is convenient for use the support at uneven ground to the cat ladder, improves the stability of support.
Description
Technical Field
The utility model relates to the technical field of safety ladders, in particular to a safety ladder with an adjustable bottom.
Background
In the geological survey engineering of colliery, the staff often need carry the cat ladder and carry out the measurement exploration of climbing down on the mine, and this just leads to the cat ladder when using, easily because the unevenness in mine, unable flat placing, and the needs alone to support and use, or repair ground, uses unsafe on the one hand, has increased the trouble that single used on the other hand.
Disclosure of Invention
In order to overcome the technical problems, the utility model aims to provide the safety cat ladder with the adjustable bottom, which is characterized in that the driving wheel is driven to rotate by the rotating adjusting rod, the driving wheel is meshed with the driven wheel to drive the rotating rod to rotate, the rotating rod drives the screw rod to rotate, the support frame in threaded connection with the outer wall of the screw rod drives the base to move up and down at the bottom of the support rod, the bottom height of the cat ladder is adjusted, the cat ladder is conveniently supported on uneven ground, and the stability of the support is improved.
The aim of the utility model can be achieved by the following technical scheme:
the safety cat ladder with the adjustable bottom comprises two groups of support rods and a plurality of groups of stepping rods, wherein the plurality of groups of stepping rods are equidistantly arranged between the two groups of support rods, the interiors of the two groups of support rods are respectively and rotatably connected with a rotating rod, the bottom of the rotating rod is fixedly connected with a screw rod, the outer wall of the screw rod is in threaded connection with a support frame, and the outer wall of the support frame is attached to the inner wall of the support rod; the two groups of outer walls of the support rods are respectively provided with an adjusting component, and the adjusting components are connected with the rotating rods in a transmission manner.
As a further scheme of the utility model: the adjusting component comprises an adjusting rod, a fixed plate is fixedly connected to the outer side of the supporting rod, the adjusting rod is rotatably connected to the fixed plate, a driving wheel is fixedly connected to the bottom of the adjusting rod, a driven wheel is fixedly connected to the outer wall of the rotating rod, and the driving wheel is meshed with the driven wheel.
As a further scheme of the utility model: the adjusting components are provided with a plurality of groups, and the adjusting components are equidistantly arranged outside the two groups of support rods.
As a further scheme of the utility model: the top of the adjusting rod is fixedly connected with a rotating handle.
As a further scheme of the utility model: the inside fixedly connected with fixed block of bracing piece, the dwang rotates to be connected on the fixed block.
As a further scheme of the utility model: the bottom of the support frame penetrates through the support rod and is fixedly connected with a base.
As a further scheme of the utility model: the top of the rotating rod penetrates through the supporting rod and is fixedly connected with an adjusting handle.
The utility model has the beneficial effects that:
1. according to the utility model, the driving wheel is driven to rotate by rotating the adjusting rod, the driving wheel is meshed with the driven wheel to drive the rotating rod to rotate, the rotating rod drives the screw rod to rotate, the support frame in threaded connection with the outer wall of the screw rod drives the base to move up and down at the bottom of the supporting rod, the bottom height of the crawling ladder is adjusted, the crawling ladder is conveniently supported on uneven ground, and the supporting stability is improved.
2. According to the utility model, the heights of the bases at the bottom of the support frame on the bottom of the cat ladder are adjusted by arranging the plurality of groups of adjusting assemblies on the two sides of the support rod and arranging the adjusting handles on the top, so that a user can conveniently adjust the inclination of the cat ladder when working on the cat ladder, and the safety in the use process is improved.
Drawings
The utility model is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of the front view of the present utility model;
FIG. 2 is a schematic view of a partial cross-sectional structure of the present utility model;
fig. 3 is an enlarged schematic view of the portion a of fig. 2 according to the present utility model.
In the figure: 1. a support rod; 101. a fixed block; 102. a hook; 2. stepping on the rod; 3. a rotating lever; 301. a screw rod; 302. an adjusting handle; 4. a support frame; 401. a base; 5. an adjustment assembly; 50. a fixing plate; 501. an adjusting rod; 502. a driving wheel; 503. driven wheel; 504. a rotating handle.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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. 1-3, a safety ladder with adjustable bottom height comprises two groups of support rods 1 and a ladder consisting of a plurality of groups of stepping rods 2, wherein the plurality of groups of stepping rods 2 are equidistantly arranged between the two groups of support rods 1, one sides of the two groups of support rods 1 are respectively provided with a plurality of groups of hooks 102, the hooks 102 are used for placing tools for users, a rotating rod 3 is rotatably connected inside the two groups of support rods 1, a screw rod 301 is fixedly connected to the bottom of the rotating rod 3, the top of the rotating rod 3 penetrates through the support rods 1 and is fixedly connected with an adjusting handle 302 to drive the rotating rod 3 to rotate, the screw rod 301 is in threaded connection with a support frame 4, the bottom of the support frame 4 penetrates through the support rods 1 and is fixedly connected with a base 401, and the base 401 supports the support rods 1, and the outer wall of the support frame 4 and the inner wall of the support rods 1 are in close limiting sliding; the outer walls of the two groups of support rods 1 are provided with a plurality of groups of adjusting assemblies 5, the plurality of groups of adjusting assemblies 5 are equidistantly arranged on the outer sides of the two groups of support rods 1, and the plurality of groups of adjusting assemblies 5 are connected with the rotating rods 3 in a transmission manner and are used for adjusting the height of the base 401 at the bottom of the support rods 1.
As shown in fig. 2 and fig. 3, the adjusting assembly 5 includes an adjusting rod 501, a fixing plate 50 is fixedly connected to the outer side of the supporting rod 1, the adjusting rod 501 is rotatably connected to the fixing plate 50, a driving wheel 502 is fixedly connected to the bottom of the adjusting rod 501, a driven wheel 503 is fixedly connected to the outer wall of the rotating rod 3, the driving wheel 502 is meshed with the driven wheel 503, a rotating handle 504 is fixedly connected to the top of the adjusting rod 501, a fixing block 101 is fixedly connected to the inner side of the supporting rod 1, and the rotating rod 3 is rotatably connected to the fixing block 101, so that the rotating stability of the rotating rod 3 is improved.
The working principle of the utility model is as follows: when the ladder stand is used, a user places the ladder stand on uneven ground through the base 401, then rotates the adjusting component 5 on the support rod 1 on one side of the lower ground, the adjusting rod 501 in the adjusting component 5 drives the driving wheel 502 to rotate and is meshed with the driven wheel 503, thereby driving the rotating rod 3 to rotate, the rotating rod 3 drives the screw rod 301 to rotate, the support frame 4 in threaded connection with the outer wall of the screw rod 301 stretches out of the support rod 1, the height of the base 401 is adjusted, when the whole ladder stand is parallel and is not inclined any more, the user stops adjusting the height of the base 401, when the user stands in the middle or at the top of the ladder stand in the use process, the height of the base 401 is adjusted through the adjusting component 5 or the adjusting handle 302 at the top of different positions, the weight of the user is applied to the ladder stand, so that the ladder stand is inclined, and the safety in use is improved.
The foregoing describes one embodiment of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.
Claims (7)
1. The safe cat ladder with the adjustable bottom comprises two groups of support rods (1) and a plurality of groups of stepping rods (2), wherein the stepping rods (2) are equidistantly arranged between the two groups of support rods (1), and the safe cat ladder is characterized in that the two groups of support rods (1) are internally and rotatably connected with rotating rods (3), the bottoms of the rotating rods (3) are fixedly connected with screw rods (301), the outer walls of the screw rods (301) are in threaded connection with supporting frames (4), and the outer walls of the supporting frames (4) are attached to the inner walls of the support rods (1);
the outer walls of the two groups of support rods (1) are respectively provided with an adjusting component (5), and the adjusting components (5) are in transmission connection with the rotating rods (3).
2. The safety ladder with the adjustable bottom according to claim 1, wherein the adjusting component (5) comprises an adjusting rod (501), a fixed plate (50) is fixedly connected to the outer side of the supporting rod (1), the adjusting rod (501) is rotatably connected to the fixed plate (50), a driving wheel (502) is fixedly connected to the bottom of the adjusting rod (501), a driven wheel (503) is fixedly connected to the outer wall of the rotating rod (3), and the driving wheel (502) is meshed with the driven wheel (503).
3. The safety ladder with the adjustable bottom according to claim 1, wherein the adjusting assemblies (5) are provided with a plurality of groups, and the plurality of groups of adjusting assemblies (5) are equidistantly arranged outside the two groups of supporting rods (1).
4. The safety ladder with the adjustable bottom according to claim 2, wherein a rotating handle (504) is fixedly connected to the top of the adjusting rod (501).
5. The safety ladder with the adjustable bottom according to claim 1, wherein a fixed block (101) is fixedly connected inside the supporting rod (1), and the rotating rod (3) is rotatably connected to the fixed block (101).
6. The safety ladder with the adjustable bottom according to claim 5, wherein the bottom of the supporting frame (4) penetrates through the supporting rod (1) and is fixedly connected with the base (401).
7. The safety ladder with the adjustable bottom according to claim 1, wherein the top of the rotating rod (3) penetrates through the supporting rod (1) and is fixedly connected with an adjusting handle (302).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320640764.1U CN220036554U (en) | 2023-03-28 | 2023-03-28 | Safety cat ladder with adjustable bottom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320640764.1U CN220036554U (en) | 2023-03-28 | 2023-03-28 | Safety cat ladder with adjustable bottom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220036554U true CN220036554U (en) | 2023-11-17 |
Family
ID=88725101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320640764.1U Active CN220036554U (en) | 2023-03-28 | 2023-03-28 | Safety cat ladder with adjustable bottom |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220036554U (en) |
-
2023
- 2023-03-28 CN CN202320640764.1U patent/CN220036554U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |