CN217340077U - Safety protective guard mechanism and foldable aerial ladder device - Google Patents
Safety protective guard mechanism and foldable aerial ladder device Download PDFInfo
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- CN217340077U CN217340077U CN202220959936.7U CN202220959936U CN217340077U CN 217340077 U CN217340077 U CN 217340077U CN 202220959936 U CN202220959936 U CN 202220959936U CN 217340077 U CN217340077 U CN 217340077U
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Abstract
The application discloses safety protective guard mechanism and foldable aerial ladder device, wherein, safety protective guard mechanism includes: the first lifting frame is movably arranged in the area where the rotating end of the aerial ladder is located up and down; the first lifting element drives the first lifting frame to move; the second lifting element is arranged at the free end of the aerial ladder; the second lifting frame is positioned in the area of the free end of the aerial ladder and used for driving the second lifting frame to move; and the guardrail frame is arranged on one side or two sides of the aerial ladder, one end of the guardrail frame is hinged with the first lifting frame, and the other end of the guardrail frame is hinged with the second lifting frame. According to the safety guard rail mechanism, when the aerial ladder descends, the first lifting frame, the guard rail frame and the second lifting frame can be driven to descend synchronously through the first lifting element and the second lifting element, so that the guard rail frame can be well hidden; when the aerial ladder rises, the first lifting frame and the second lifting frame can be driven to move upwards through the first lifting element and the second lifting element, and finally protection is formed on one side or two sides of the aerial ladder.
Description
Technical Field
The utility model relates to a stage equipment field, concretely relates to safety protective guard mechanism and foldable aerial ladder device.
Background
In order to improve the safety of the folding aerial ladder, a protective guard is usually arranged on the aerial ladder, the existing protective guard is completely arranged on the aerial ladder, and the protective guard cannot be well hidden after the aerial ladder descends.
SUMMERY OF THE UTILITY MODEL
The utility model is directed to the above-mentioned problem, safety protective guard mechanism and foldable aerial ladder device have been proposed.
The utility model adopts the following technical scheme:
a safety barrier mechanism for cooperating with a raising and lowering aerial ladder, the aerial ladder having a rotating end and a free end, the safety barrier mechanism comprising:
the first lifting frame is movably arranged in the area where the rotating end of the aerial ladder is located up and down;
the first lifting element is used for driving the first lifting frame to move up and down;
the second lifting element is arranged at the free end of the aerial ladder;
the second lifting frame is positioned in the area where the free end of the aerial ladder is positioned, and the second lifting element is used for driving the second lifting frame to move up and down; and
the guardrail frame is arranged on one side or two sides of the aerial ladder, one end of the guardrail frame is hinged with the first lifting frame, and the other end of the guardrail frame is hinged with the second lifting frame;
when the aerial ladder rises, the first lifting element and the second lifting element work to drive the first lifting frame, the guardrail frame and the second lifting frame to rise synchronously, and when the aerial ladder falls, the first lifting element and the second lifting element work to drive the first lifting frame, the guardrail frame and the second lifting frame to fall synchronously.
According to the safety guard rail mechanism, when the aerial ladder descends, the first lifting frame, the guard rail frame and the second lifting frame can be driven to descend synchronously through the first lifting element and the second lifting element, so that the first lifting frame, the guard rail frame and the second lifting frame can be well hidden; when the aerial ladder rises, can drive first crane and second crane through first elevating element and second elevating element and shift up, simultaneously because the one end of guardrail frame is articulated with first crane, the other end with the second crane is articulated, and second elevating element installs the free end of aerial ladder, the guardrail frame can rotate along with the aerial ladder when shifting up, realizes rising in step, finally forms the protection in one side or both sides of aerial ladder.
In one embodiment of the present invention, the guardrail frame, the first lifting frame and the second lifting frame form a parallelogram link structure.
In one embodiment of the present invention, the first lifting frame includes a first vertical rod, the second lifting frame includes a second vertical rod, the guardrail frame includes many parallel arrangement's connecting rod, the one end of connecting rod is articulated with the first vertical rod that corresponds, and the other end is articulated with the second vertical rod that corresponds.
In one embodiment of the present invention, the guardrail frame further includes a plurality of reinforced vertical rods disposed at intervals, and the reinforced vertical rods are hinged to the plurality of connecting rods.
In one embodiment of the present invention, the first lifting element is an electric push rod or a hydraulic cylinder.
In one embodiment of the present invention, the second lifting element is an electric push rod or a hydraulic cylinder.
In one embodiment of the present invention, the second lifting element is a cross-brace lifter.
The application also discloses foldable aerial ladder device includes:
mounting a base frame;
the aerial ladder is provided with a rotating end and a free end, and the rotating end of the aerial ladder is rotatably arranged on the mounting base frame; and
the first telescopic element is used for driving the aerial ladder to rotate;
the folding aerial ladder device further comprises the safety guard rail mechanism, and the first lifting frame of the safety guard rail mechanism is slidably mounted on the mounting base frame.
The foldable aerial ladder device of this application can drive the aerial ladder through first flexible component and rise or descend, and safety protective guard mechanism can drive the guardrail frame through first elevating element and second elevating element and rise or descend.
The utility model provides a foldable aerial ladder device can be used for multiple field, and the specially adapted stage performance for traditional structure, hidden guardrail frame that can be better.
In one embodiment of the present invention, the scaling ladder includes a parallelogram link rod frame having a vertical mounting rod, the vertical mounting rod is provided with a pedal plate, the vertical mounting rod is always in a vertical state when the scaling ladder rotates, the second lifting element is a cross-bracing lifter, and the cross-bracing lifter is fixed to the vertical mounting rod far away from the free end;
the scissors bridging lifter comprises a scissors bridging lifting frame and a second telescopic element for driving the scissors bridging lifting frame to move, and the lower end of the second lifting frame is fixed with the scissors bridging lifting frame.
In one embodiment of the present invention, the aerial ladder further comprises a horizontal working frame fixed relative to the vertical mounting rod far away from the free end;
the installation base frame is provided with a vertical guide rail, the first lifting frame is provided with a roller, and the roller is embedded into the vertical guide rail.
When the aerial ladder rotates, the horizontal operation frame always belongs to a horizontal state, and the arrangement is convenient for personnel to move on the horizontal operation frame.
The beneficial effects of the utility model are that: according to the safety guard rail mechanism, when the aerial ladder descends, the first lifting frame, the guard rail frame and the second lifting frame can be driven to descend synchronously through the first lifting element and the second lifting element, so that the first lifting frame, the guard rail frame and the second lifting frame can be well hidden; when the aerial ladder rises, can drive first crane and second crane through first elevating element and second elevating element and shift up, simultaneously because the one end of guardrail frame is articulated with first crane, the other end with the second crane is articulated, and second elevating element installs the free end of aerial ladder, the guardrail frame can rotate along with the aerial ladder when shifting up, realizes rising in step, finally forms the protection in one side or both sides of aerial ladder.
Drawings
Fig. 1 is a schematic structural diagram of a folding aerial ladder device;
FIG. 2 is a structural schematic of another angle of the folding aerial ladder device;
FIG. 3 is a schematic view of the folding aerial ladder device after the aerial ladder is raised;
fig. 4 is a schematic view of the folding aerial ladder device after the aerial ladder descends.
The various reference numbers in the figures are:
10. a safety guard rail mechanism; 11. a first lifting frame; 111. a roller; 112. a first vertical bar; 12. a first lifting element; 13. a second lifting element; 131. a scissor support lifting frame; 132. a second telescoping member; 14. a second lifting frame; 141. a second vertical bar; 15. a guardrail frame; 153. a connecting rod; 154. reinforcing the vertical rods; 20. an aerial ladder; 21. a rotating end; 22. a free end; 23. a parallelogram link lever bracket; 231. a vertical mounting rod; 24. a foot pedal; 25. a horizontal operation frame; 30. mounting a base frame; 31. a vertical guide rail; 40. a first telescoping member.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, the present embodiment discloses a folding aerial ladder device, including:
mounting a base frame 30;
the aerial ladder 20 is provided with a rotating end 21 and a free end 22, and the rotating end 21 of the aerial ladder 20 is rotatably arranged on the installation base frame 30; and
and the first telescopic element 40 is used for driving the aerial ladder 20 to rotate.
As shown in fig. 1, 2, 3 and 4, the folding aerial ladder device of the present embodiment further includes a safety guard rail mechanism 10, and the safety guard rail mechanism 10 of the present embodiment includes:
the first lifting frame 11 is movably arranged in the area where the rotating end 21 of the aerial ladder 20 is located up and down, and particularly, the first lifting frame 11 is slidably arranged on the installation base frame 30;
the first lifting element 12 is used for driving the first lifting frame 11 to move up and down;
a second lifting element 13 mounted at a free end 22 of the aerial ladder 20;
the second lifting frame 14 is positioned in the area of the free end 22 of the aerial ladder 20, and the second lifting element 13 is used for driving the second lifting frame 14 to move up and down; and
the guardrail frame 15 is arranged on one side or two sides of the aerial ladder 20, one end of the guardrail frame 15 is hinged with the first lifting frame 11, and the other end of the guardrail frame 15 is hinged with the second lifting frame 14.
The folding aerial ladder device can drive the aerial ladder 20 to ascend or descend through the first telescopic element 40, and the safety guardrail mechanism 10 can drive the guardrail frame 15 to ascend or descend through the first lifting element 12 and the second lifting element 13. The method specifically comprises the following steps: as shown in fig. 3, when the aerial ladder 20 is lifted, the first lifting element 12 and the second lifting element 13 work to drive the first lifting frame 11, the guardrail frame 15 and the second lifting frame 14 to be lifted synchronously, and finally protection is formed on one side or two sides of the aerial ladder 20; as shown in fig. 4, when the aerial ladder 20 descends, the first lifting element 12 and the second lifting element 13 work to drive the first lifting frame 11, the guardrail frame 15 and the second lifting frame 14 to descend synchronously, so that the first lifting frame 11, the guardrail frame 15 and the second lifting frame 14 can be well hidden.
The folding aerial ladder device can be used in various fields, is preferably embedded on the ground or a stage, and is designed as shown in figures 3 and 4, after the aerial ladder descends, the aerial ladder and the safety guard rail mechanism can be folded and hidden well, and the ground or the stage can be kept basically flat.
As shown in fig. 1 and 2, in the present embodiment, the guard rail frame 15, the first crane 11 and the second crane 14 form a parallelogram link structure.
As shown in fig. 1 and 2, in the present embodiment, the first crane 11 includes a first vertical rod 112, the second crane 14 includes a second vertical rod 141, the guardrail frame 15 includes a plurality of parallel connection rods 153, one end of each connection rod 153 is hinged to the corresponding first vertical rod 112, and the other end is hinged to the corresponding second vertical rod 141.
As shown in fig. 1 and 2, in the present embodiment, the guardrail frame 15 further includes a plurality of reinforcing vertical rods 154 disposed at intervals, and the reinforcing vertical rods 154 are in hinged fit with the plurality of connecting rods 153. The provision of the reinforcing vertical bars 154 can increase the structural strength of the balustrade frame 15.
In practice, the first lifting element 12 may be an electric ram or a hydraulic ram.
In the present embodiment, the second lifting element 13 is a scissor lift. In other embodiments, the second lifting element 13 may also be an electric push rod or a hydraulic cylinder.
As shown in fig. 1 and 2, in the present embodiment, the aerial ladder 20 includes a parallelogram link frame 23, the parallelogram link frame 23 has a vertical mounting rod 231, a pedal 24 is mounted on the vertical mounting rod 231, the vertical mounting rod 231 is always in a vertical state when the aerial ladder 20 rotates, the second lifting element 13 is a scissor lift, and the scissor lift is fixed with the vertical mounting rod 231 far away from the free end 22;
the scissor lift comprises a scissor lift frame 131 and a second telescopic element 132 for driving the scissor lift frame 131 to move, and the lower end of the second lift frame 14 is fixed with the scissor lift frame 131.
As shown in fig. 1 and 2, in the present embodiment, the aerial ladder 20 further includes a horizontal working frame 25 fixed opposite to the vertical mounting rod 231 remote from the free end 22;
the mounting base frame 30 is provided with a vertical guide rail 31, the first lifting frame 11 is provided with a roller 111, and the roller 111 is embedded into the vertical guide rail 31.
When the aerial ladder 20 rotates, the horizontal operation frame 25 is always in a horizontal state, so that the arrangement is convenient for personnel to move on the horizontal operation frame 25.
The above only is the preferred embodiment of the present invention, not therefore the limit the patent protection scope of the present invention, all applications the equivalent structure transformation made by the contents of the specification and the drawings of the present invention is directly or indirectly applied to other related technical fields, and all the same principles are included in the protection scope of the present invention.
Claims (10)
1. A safety barrier mechanism for cooperation with an aerial ladder that is raisable and lowerable, the aerial ladder having a rotating end and a free end, the safety barrier mechanism comprising:
the first lifting frame is movably arranged in the area where the rotating end of the aerial ladder is located up and down;
the first lifting element is used for driving the first lifting frame to move up and down;
the second lifting element is arranged at the free end of the aerial ladder;
the second lifting frame is positioned in the area where the free end of the aerial ladder is positioned, and the second lifting element is used for driving the second lifting frame to move up and down; and
the guardrail frame is arranged on one side or two sides of the aerial ladder, one end of the guardrail frame is hinged with the first lifting frame, and the other end of the guardrail frame is hinged with the second lifting frame;
when the aerial ladder rises, the first lifting element and the second lifting element work to drive the first lifting frame, the guardrail frame and the second lifting frame to rise synchronously, and when the aerial ladder falls, the first lifting element and the second lifting element work to drive the first lifting frame, the guardrail frame and the second lifting frame to fall synchronously.
2. The safety barrier mechanism of claim 1, wherein the barrier frame, the first lift frame and the second lift frame form a parallelogram linkage.
3. The safety guard rail mechanism as claimed in claim 2, wherein the first lifting frame comprises a first vertical rod, the second lifting frame comprises a second vertical rod, the guard rail frame comprises a plurality of connecting rods arranged in parallel, one end of each connecting rod is hinged to the corresponding first vertical rod, and the other end of each connecting rod is hinged to the corresponding second vertical rod.
4. The safety barrier mechanism of claim 3, wherein the barrier frame further comprises a plurality of spaced apart vertical reinforcing posts, the vertical reinforcing posts being hingedly engaged with the plurality of connecting rods.
5. The safety guard rail mechanism of claim 1, wherein the first lifting element is an electric ram or a hydraulic ram.
6. The safety guard rail mechanism of claim 1, wherein the second lifting element is an electric ram or a hydraulic ram.
7. The safety barrier mechanism of claim 1, wherein the second lifting element is a scissor lift.
8. A foldable aerial ladder device, comprising:
mounting a base frame;
the aerial ladder is provided with a rotating end and a free end, and the rotating end of the aerial ladder is rotatably arranged on the mounting base frame; and
the first telescopic element is used for driving the aerial ladder to rotate;
the folding aerial ladder device further comprises a safety guard rail mechanism as claimed in any one of claims 1 to 5, wherein the first lifting frame of the safety guard rail mechanism is slidably mounted on the mounting base frame.
9. The folding aerial ladder device of claim 8, wherein the aerial ladder comprises a parallelogram linkage having a vertical mounting bar with a foot pedal mounted thereon, the vertical mounting bar being always in a vertical position when the aerial ladder is rotated, the second lifting element being a scissor lift secured to the vertical mounting bar remote from the free end;
the scissor lift comprises a scissor lift lifting frame and a second telescopic element for driving the scissor lift lifting frame to move, and the lower end of the second lifting frame is fixed with the scissor lift lifting frame.
10. The aerial ladder device of claim 9, further comprising a horizontal working frame fixed relative to the vertical mounting bar remote from the free end;
the installation base frame is provided with a vertical guide rail, the first lifting frame is provided with a roller, and the roller is embedded into the vertical guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220959936.7U CN217340077U (en) | 2022-04-22 | 2022-04-22 | Safety protective guard mechanism and foldable aerial ladder device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220959936.7U CN217340077U (en) | 2022-04-22 | 2022-04-22 | Safety protective guard mechanism and foldable aerial ladder device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217340077U true CN217340077U (en) | 2022-09-02 |
Family
ID=83056466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220959936.7U Active CN217340077U (en) | 2022-04-22 | 2022-04-22 | Safety protective guard mechanism and foldable aerial ladder device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217340077U (en) |
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2022
- 2022-04-22 CN CN202220959936.7U patent/CN217340077U/en active Active
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