CN214365829U - Two-way steel construction cat ladder - Google Patents
Two-way steel construction cat ladder Download PDFInfo
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- CN214365829U CN214365829U CN202022547041.6U CN202022547041U CN214365829U CN 214365829 U CN214365829 U CN 214365829U CN 202022547041 U CN202022547041 U CN 202022547041U CN 214365829 U CN214365829 U CN 214365829U
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Abstract
The utility model relates to a two-way steel construction cat ladder, include: the base is fixedly or rotatably connected with the ground; the movable crawling ladder comprises a crawling ladder, a pair of handrails is arranged on each of two sides of the crawling ladder, a top connecting rod is arranged at the top of each handrail, and the top of the crawling ladder is hinged with the middle of the top connecting rod; the crawling ladder direction adjusting mechanism comprises a slide way, the slide way is located on the base, a slide block is arranged in the slide way in a sliding mode, the top of the slide block is connected with a connecting rod, one end of the connecting rod is hinged to the slide block, the other end of the connecting rod is hinged to the crawling ladder or the handrail, and the slide block is driven by a slide block driving mechanism to slide along the slide way. The utility model discloses the using-way is nimble, rotates or rotates the crank through control motor and can realize being connected with the working face of a plurality of not co-altitude, direction, and not only occupation space is less, has kept the handrail moreover, has reduced the potential safety hazard, is particularly useful for the narrow and small condition in space in the indoor steel construction.
Description
Technical Field
The utility model relates to a steel construction technical field especially relates to a two-way steel construction cat ladder.
Background
In the steel construction, generally adopt the cat ladder or the step ladder that the steel construction has the handrail as the bridge of connecting the working face of two co-altitude, but among the indoor steel construction, because space restriction needs set up a plurality of cat ladders in a narrow and small space sometimes, often just need cancel the handrail under this condition and satisfy the requirement in the space, but this mode potential safety hazard is great.
Disclosure of Invention
The utility model aims at solving the defects of the prior art and provides a two-way steel structure ladder.
The utility model discloses a realize above-mentioned purpose, adopt following technical scheme:
a bidirectional steel structure ladder stand comprises:
the base is fixedly or rotatably connected with the ground;
the movable crawling ladder comprises a crawling ladder body, the bottom of the crawling ladder body is hinged to a base, a pair of handrails is arranged on each of two sides of the crawling ladder body, the bottoms of the handrails are hinged to the base, a top connecting rod is arranged at the tops of the handrails, two ends of the top connecting rod are hinged to corresponding handrails in different pairs, a parallelogram mechanism is formed by the two handrails of the top connecting rod, the top connecting rod and the base together, and the top of the crawling ladder body is hinged to the middle of the top connecting rod;
the crawling ladder direction adjusting mechanism comprises a slide way, the slide way is located on the base, a slide block is arranged in the slide way in a sliding mode, the top of the slide block is connected with a connecting rod, one end of the connecting rod is hinged to the slide block, the other end of the connecting rod is hinged to the crawling ladder or the handrail, and the slide block is driven by a slide block driving mechanism to slide along the slide way.
Furthermore, a plurality of middle connecting rods parallel to the top connecting rods are arranged below the top connecting rods, two ends of each middle connecting rod are hinged to the two handrails respectively, and the middle of each middle connecting rod is hinged to the crawling ladder.
Further, the cat ladder includes two pole settings, is equipped with the polylith footboard between two pole settings, and the footboard is articulated with the pole setting and with middle part connecting rod fixed connection.
Furthermore, the pedals are arranged at equal intervals along the vertical rods.
Furthermore, a switching pedal is arranged between the two vertical rods, the two sides of the switching pedal are hinged to the tops of the two vertical rods, and a supporting block is arranged at the top of the side wall of the handrail or at the top of the connecting rod in a matching mode with the switching pedal.
Furthermore, a lead screw is arranged above the slide way, the lead screw is arranged along the slide way, two ends of the lead screw are rotatably connected with the support on the base, the lead screw penetrates through the slide block and is in threaded fit with the slide block, and the lead screw is driven to rotate by the rotation driving mechanism.
Furthermore, the rotation driving mechanism is a hand crank or a motor connected with the end part of the lead screw.
The utility model has the advantages that: the utility model discloses the using-way is nimble, rotates or rotates the crank through control motor and can realize being connected with the working face of a plurality of not co-altitude, direction, and not only occupation space is less, has kept the handrail moreover, has reduced the potential safety hazard, is particularly useful for the narrow and small condition in space in the indoor steel construction.
Drawings
Fig. 1 is a front sectional view of the present invention;
fig. 2 is a top view of the present invention;
in the figure: 1-a base; 2, moving the ladder stand; 21-climbing ladder; 211-vertical rod; 212-a pedal; 22-a handrail; 23-a top connecting rod; 24-a middle connecting rod; 25-switching the pedal; 26-a support block; 3-a ladder climbing direction adjusting mechanism; 31-a slide; 32-a slide block; 33-a connecting rod; 34-a lead screw; 35-a rotational drive mechanism;
the following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.
Detailed Description
The invention will be further explained with reference to the following figures and examples:
as shown in the figure, a two-way steel construction cat ladder includes:
the base 1 is fixedly or rotatably connected with the ground;
the movable crawling ladder 2 comprises a crawling ladder 21, the bottom of the crawling ladder 21 is hinged to the base 1, a pair of handrails 22 are arranged on each of two sides of the crawling ladder 21, the bottoms of the handrails 22 are hinged to the base 1, a top connecting rod 23 is arranged on the top of each handrail 22, two ends of each top connecting rod 23 are hinged to corresponding handrails 22 in different pairs, a parallelogram mechanism is formed by the two handrails 22 of the top connecting rod 23, the top connecting rod 23 and the base 1 together, and the top of the crawling ladder 21 is hinged to the middle of the top connecting rod 23;
the ladder climbing direction adjusting mechanism 3 comprises a slide way 31, the slide way 31 is positioned on the base 1, a slide block 32 is arranged in the slide way 31 in a sliding mode, the top of the slide block 32 is connected with a connecting rod 33, one end of the connecting rod 33 is hinged to the slide block 32, the other end of the connecting rod 33 is hinged to the ladder 21 or the handrail 22, and the slide block 32 is driven by a slide block driving mechanism to slide along the slide way 31.
Furthermore, a plurality of middle connecting rods 24 parallel to the top connecting rods 23 are arranged below the top connecting rods 23, two ends of each middle connecting rod 24 are respectively hinged to the two handrails 22, and the middle of each middle connecting rod is hinged to the ladder 21.
Further, the ladder 21 comprises two vertical rods 211, a plurality of pedals 212 are arranged between the two vertical rods 211, and the pedals 212 are hinged to the vertical rods 211 and fixedly connected with the middle connecting rod 24, so that the pedals 212 are always in a horizontal state.
Further, the pedals 212 are arranged at equal intervals along the upright 211.
Further, a switching pedal 25 is arranged between the two upright rods 211, two sides of the switching pedal 25 are hinged to the tops of the two upright rods 211, and a supporting block 26 is arranged on the top of the side wall of the handrail 22 or the top connecting rod 23 in cooperation with the switching pedal 25.
Further, a lead screw 34 is arranged above the slide way 31, the lead screw 34 is arranged along the slide way 31, two ends of the lead screw are rotatably connected with the support on the base 1, the lead screw 34 penetrates through the slide block 32 and is in threaded fit with the slide block, and the lead screw 34 is driven to rotate by a rotation driving mechanism 35.
Further, the rotation driving mechanism 35 is a crank or a motor connected to the end of the lead screw 34.
When the utility model is used, the screw rod 34 is driven to rotate by controlling the motor to rotate or rotating the crank handle, the position of the slide block 32 in the slide way 31 is adjusted, and the inclination angle and the direction of the crawling ladder 21 and the handrail 22 are driven by the connecting rod 33 when the slide block 32 acts, so that the multi-angle and two-way adjustment of the crawling ladder 21 and the handrail 22 is realized, and the connection with a plurality of working surfaces with different heights and directions can be realized; when the angle is adjusted, the crawling ladder 21 and the handrails 22 are always kept in a parallel state, so that the handrails 22 at any angle can provide proper supporting points for a climber; the pedals 212 are always in a horizontal state, and can provide stable support for the feet of the climber. The utility model discloses the using-way is nimble, and not only occupation space is less, has kept the handrail moreover, has reduced the potential safety hazard, is particularly useful for the narrow and small condition in space in the indoor steel construction.
The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements made by the method concept and technical solution of the present invention or directly applied to other occasions without improvement are all within the protection scope of the present invention.
Claims (7)
1. The utility model provides a two-way steel construction cat ladder which characterized in that includes:
the base (1), the base (1) is fixedly connected or rotatably connected with the ground;
the movable crawling ladder (2), the movable crawling ladder (2) comprises a crawling ladder (21), the bottom of the crawling ladder (21) is hinged to the base (1), a pair of handrails (22) is arranged on each of two sides of the crawling ladder (21), the bottoms of the handrails (22) are hinged to the base (1), a top connecting rod (23) is arranged at the top of each handrail (22), two ends of each top connecting rod (23) are hinged to corresponding handrails (22) in different pairs, two handrails (22) passing through the top connecting rods (23) and the base (1) form a parallelogram mechanism together, and the top of the crawling ladder (21) is hinged to the middle of each top connecting rod (23);
the ladder climbing direction adjusting mechanism (3) comprises a slide way (31), the slide way (31) is located on the base (1), a sliding block (32) is arranged in the slide way (31) in a sliding mode, the top of the sliding block (32) is connected with a connecting rod (33), one end of the connecting rod (33) is hinged to the sliding block (32), the other end of the connecting rod (33) is hinged to the ladder climbing (21) or the handrail (22), and the sliding block (32) is driven by a sliding block driving mechanism to slide along the slide way (31).
2. The ladder with the bidirectional steel structure as claimed in claim 1, wherein a plurality of middle connecting rods (24) parallel to the top connecting rods (23) are arranged below the top connecting rods, two ends of each middle connecting rod (24) are respectively hinged with the two handrails (22), and the middle of each middle connecting rod is hinged with the ladder (21).
3. The ladder with the bidirectional steel structure as claimed in claim 2, wherein the ladder (21) comprises two vertical rods (211), a plurality of pedals (212) are arranged between the two vertical rods (211), and the pedals (212) are hinged with the vertical rods (211) and fixedly connected with the middle connecting rod (24).
4. A ladder of two-way steel construction according to claim 3, characterised in that the steps (212) are arranged at equal intervals along the uprights (211).
5. The ladder with the bidirectional steel structure as claimed in claim 1, wherein a transfer pedal (25) is arranged between the two vertical rods (211), two sides of the transfer pedal (25) are hinged with the tops of the two vertical rods (211), and a supporting block (26) is arranged on the top of the side wall of the handrail (22) or a connecting rod (23) at the top of the side wall of the handrail and the transfer pedal (25) in a matching way.
6. The ladder with the bidirectional steel structure as claimed in any one of claims 1 to 5, wherein a lead screw (34) is arranged above the slide way (31), the lead screw (34) is arranged along the slide way (31) and two ends of the lead screw are rotatably connected with a support on the base (1), the lead screw (34) penetrates through the slide block (32) and is in threaded fit with the slide block, and the lead screw (34) is driven to rotate by a rotary driving mechanism (35).
7. A ladder of two-way steel construction according to claim 6, characterised in that the rotary drive mechanism (35) is a hand crank or motor connected to the end of the lead screw (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022547041.6U CN214365829U (en) | 2020-11-06 | 2020-11-06 | Two-way steel construction cat ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022547041.6U CN214365829U (en) | 2020-11-06 | 2020-11-06 | Two-way steel construction cat ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214365829U true CN214365829U (en) | 2021-10-08 |
Family
ID=77977032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022547041.6U Active CN214365829U (en) | 2020-11-06 | 2020-11-06 | Two-way steel construction cat ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214365829U (en) |
-
2020
- 2020-11-06 CN CN202022547041.6U patent/CN214365829U/en active Active
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