CN212898277U - Ladder for monitoring and installing weak current - Google Patents
Ladder for monitoring and installing weak current Download PDFInfo
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- CN212898277U CN212898277U CN202021138691.9U CN202021138691U CN212898277U CN 212898277 U CN212898277 U CN 212898277U CN 202021138691 U CN202021138691 U CN 202021138691U CN 212898277 U CN212898277 U CN 212898277U
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Abstract
The utility model discloses a ladder is used in installation of light current control relates to light current control field, including two support frames and upper bracket, still be provided with movable support, running-board and movable plate, be provided with between movable plate and the running-board and be used for articulated connecting piece between them, the side of movable plate and running-board junction is provided with the fixed pin axle, still is provided with and is used for restricting two the limiting mechanism of the biggest opening angle of support frame, limiting mechanism includes fixed column, guiding mechanism and injecture cable, guiding mechanism sets up on the support frame and it includes movable post, hand pull ring and compression spring, movable post includes cylinder, square column and hole post triplex, the hole of stringing has been seted up on the hole post, injecture cable one end fixed connection be in on the fixed column, the other end passes the hole of stringing. The device has the advantages of simple structure, convenient use, realization of automatic movement of the ladder, limitation of the maximum opening angle of the ladder, and safe and stable use.
Description
Technical Field
The utility model relates to a weak current control technical field specifically is a ladder is used in installation of weak current control.
Background
The ladder is often needed to be used for weak current monitoring, because equipment such as electronic box usually has certain height, the effect that people can realize on the ladder and make the ladder remove to the ladder that can move by oneself of current ladder, however, this ladder is not restricted to the open angle of two support frames for the open angle of two support frames is in uncontrolled state, only can open to the extreme angle, consequently, now provides a ladder for weak current monitoring installation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a ladder is used in weak current control installation to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a ladder for monitoring and installing weak current comprises two support frames and an upper support frame, wherein the lower ends of the support frames are provided with moving wheels, the upper ends of the support frames are hinged to the upper support frame, a plurality of cross support rods used for a user to move up and down are arranged between the support frames, a moving support, a pedal plate and a moving plate are further arranged, a hinge column used for connecting the pedal plate and one of the support frames is arranged between the pedal plate and the other support frame, the upper end of the moving support is hinged to the moving plate, the lower end of the moving support is provided with a rubber sleeve, a connecting piece used for hinging the moving plate and the pedal plate is arranged between the moving plate and the pedal plate, a fixed pin shaft is arranged on the side face of the joint of the moving plate and the pedal plate, a limiting mechanism used for limiting the maximum opening angle, The movable column comprises a cylinder, a square column and a hole column, the compression spring is sleeved on the outer side of the cylinder, the hole column is arranged in a corresponding square hole formed in the supporting frame in a sliding mode, a rope penetrating hole is formed in the hole column, one end of the limiting rope is fixedly connected to the fixed column, and the other end of the limiting rope penetrates through the rope penetrating hole.
As a further aspect of the present invention: the movable wheels are universal wheels.
As a further aspect of the present invention: an elastic cord is also provided.
As a further aspect of the present invention: a top seat plate is arranged above the upper support, and a soft cushion layer is arranged on the upper surface of the top seat plate.
As a further aspect of the present invention: the upper bracket is movably provided with a tool bag.
As a further aspect of the present invention: the support frame is provided with a plurality of hinged columns, the pedal plate and the support frame are detachably assembled and connected, and the two main supporting rods of the movable support are telescopic rods.
Compared with the prior art, the beneficial effects of the utility model are that:
the device has the advantages of simple structure, convenient use, realization of automatic movement of the ladder, limitation of the maximum opening angle of the ladder, and safe and stable use.
Drawings
Fig. 1 is the schematic structural view of the ladder for weak current monitoring and installation of the utility model.
Fig. 2 is a schematic view of the three-dimensional structure of the adjusting mechanism in the weak current monitoring installation ladder of the present invention.
Fig. 3 is the schematic view of the sectional structure of the adjusting mechanism in the weak current monitoring installation ladder of the present invention.
In the figure: 1-moving wheel, 2-supporting frame, 3-moving support, 4-rubber sleeve, 5-fixed column, 6-adjusting mechanism, 7-limiting cable, 8-hinged column, 9-pedal, 10-moving plate, 11-fixed pin shaft, 12-connecting piece, 13-upper support, 14-elastic cable, 15-sitting plate, 16-moving column, 17-hand ring, 18-rope-through hole and 19-compression spring.
Detailed Description
In the following description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.
Example 1
Referring to fig. 1-3, the embodiment provides a weak current monitoring and mounting ladder, which includes two support frames 2 and an upper support frame 13, wherein a moving wheel 1 is disposed at the lower end of each support frame 2, the upper end of each support frame is hinged to the upper support frame 13, a plurality of cross struts for a user to go up and down are disposed between the support frames 2, a distance between every two cross struts does not exceed 0.4 m for the user to go up and down conveniently, in order to realize a self-moving function, a moving support 3, a pedal plate 9 and a moving plate 10 are further disposed, a hinge column 8 for connecting the pedal plate 9 and one of the support frames 2 is disposed between the pedal plate 9 and the other support frame, the upper end of the moving support 3 is hinged to the moving plate 10, the lower end of the moving support 3 is provided with a rubber sleeve 4, and in order to facilitate, in order to ensure the integrity of the moving plate 10 and the pedal 9 in the using process to prevent accidents, a fixed pin shaft 11 is arranged on the side surface of the joint of the moving plate 10 and the pedal 9, and a limiting mechanism for limiting the maximum opening angle of the two support frames 2 is further arranged, the limiting mechanism comprises a fixed column 5, an adjusting mechanism 6 and a limiting cable 7, the adjusting mechanism is arranged on the support frames 2 and comprises a movable column 16, a hand pull ring 17 and a compression spring 19, the movable column 16 comprises three parts, namely a cylinder, a square column and a hole column, the compression spring 19 is sleeved on the outer side of the cylinder, the hole column is slidably arranged in a corresponding square hole formed in the support frames 2, a rope penetrating hole 18 is formed in the hole column, one end of the limiting cable 7 is fixedly connected to the fixed column 5, and the other end of the limiting cable passes through the rope penetrating hole. The maximum opening angle of the support frame 2 can be limited by adjusting the length of the limiting cable 7 between the fixed column 5 and the adjusting mechanism 6, the limiting cable 7 is adjusted and fixed through the adjusting mechanism 6, the movable column 16 cannot rotate under a normal state, the movable column 16 can rotate after the movable column 16 is pulled out through the hand pull ring 17, the limiting cable 7 is wound on the hole column to be loosened by rotating the movable column 16 after the length of the limiting cable 7 is adjusted, then the fixing of the limiting cable 7 can be realized by preventing the movable column 16 from rotating, a sleeve which is sleeved outside the movable column 16 extends out of the support frame 2, so that the limiting cable 7 wound on the hole column is located in the sleeve, and the fixing reliability of the limiting cable 7 can be further improved.
Specifically, the moving wheels 1 are universal wheels, so that the device is more convenient in the moving process.
Specifically, a spring 14 is further provided to make it easier to raise the moving plate 10.
Specifically, a top seat plate 15 is arranged above the upper support 13, and a soft cushion layer is arranged on the upper surface of the top seat plate 15.
Specifically, the upper bracket 13 is movably provided with a tool bag, so that the use is more convenient.
The working principle of the embodiment is as follows:
the maximum opening angle of the support frame 2 can be limited by adjusting the length of the limiting cable 7 between the fixed column 5 and the adjusting mechanism 6, the limiting cable 7 is adjusted and fixed through the adjusting mechanism 6, the movable column 16 cannot rotate in a normal state, the movable column 16 can rotate after the movable column 16 is pulled out through the hand pull ring 17, the limiting cable 7 is wound on the hole column to be loosened by rotating the movable column 16 after the length of the limiting cable 7 is adjusted, then the fixing of the limiting cable 7 can be realized by preventing the movable column 16 from rotating, a sleeve which is sleeved outside the movable column 16 extends out of the support frame 2, so that the limiting cable 7 which is wound on the hole column is positioned in the sleeve (see fig. 3), and the fixing reliability of the limiting cable 7 can be further improved.
Example 2
On the basis of embodiment 1, many existing ladders require a height-adjustable function, in this device, in order to adapt to this function, a plurality of hinged columns 8 are arranged on the support frame 2, and the pedal 9 and the support frame 2 are detachably assembled and connected, further, two main supporting rods of the movable support 3 are telescopic rods.
It should be particularly noted that, although the present specification describes embodiments, each embodiment does not include only an independent technical solution, and such description of the specification is only for clarity, and those skilled in the art should take the specification as a whole, and technical solutions in various embodiments may be appropriately combined to form other embodiments that can be understood by those skilled in the art, and the above-mentioned embodiments only express the preferred embodiments of the technical solutions, and the description thereof is more specific and detailed, but should not be construed as limiting the scope of the claims of the technical solutions. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications, improvements and substitutions can be made, which all fall within the protection scope of the present technical solution.
Claims (6)
1. A ladder for weak current monitoring installation comprises two support frames (2) and an upper support frame (13), wherein the lower end of each support frame (2) is provided with a movable wheel (1), the upper end of each support frame is hinged to the upper support frame (13), a plurality of cross support rods used for a user to go up and down are arranged between the support frames (2), a movable support (3), a pedal plate (9) and a movable plate (10) are further arranged, a hinge column (8) used for connecting the pedal plate (9) and one of the support frames (2) is arranged between the pedal plate (9) and the support frame, the upper end of the movable support (3) is hinged to the movable plate (10), the lower end of the movable support (3) is provided with a rubber sleeve (4), a connecting piece (12) used for hinging the movable plate (10) and the pedal plate (9) is arranged between the movable plate (10) and the, the limiting mechanism is used for limiting the maximum opening angle of the two support frames (2), and comprises a fixed column (5), an adjusting mechanism (6) and a limiting rope (7), the adjusting mechanism is arranged on the support frames (2) and comprises a movable column (16), a hand pull ring (17) and a compression spring (19), the movable column (16) comprises a cylinder, a square column and a hole column, the compression spring (19) is sleeved on the outer side of the cylinder, the hole column is arranged in a corresponding square hole formed in the support frames (2) in a sliding mode, a rope penetrating hole (18) is formed in the hole column, one end of the limiting rope (7) is fixedly connected to the fixed column (5), and the other end of the limiting rope penetrates through the rope penetrating hole (18).
2. A ladder for weak current monitoring installation according to claim 1, characterized in that the moving wheels (1) are universal wheels.
3. A ladder for weak current monitoring installation according to claim 2, characterized in that a resilient cord (14) is also provided.
4. The ladder for weak current monitoring installation according to claim 3, wherein a top seat plate (15) is arranged above the upper support (13) and a cushion layer is arranged on the upper surface of the top seat plate (15).
5. The ladder for weak current monitoring installation according to claim 4, wherein a tool bag is movably arranged on the upper bracket (13).
6. The ladder for weak current monitoring installation according to any one of claims 1-5, wherein a plurality of hinge columns (8) are arranged on the support frame (2), the pedal (9) and the support frame (2) are detachably assembled, and two main supporting rods of the movable bracket (3) are telescopic rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021138691.9U CN212898277U (en) | 2020-06-18 | 2020-06-18 | Ladder for monitoring and installing weak current |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021138691.9U CN212898277U (en) | 2020-06-18 | 2020-06-18 | Ladder for monitoring and installing weak current |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212898277U true CN212898277U (en) | 2021-04-06 |
Family
ID=75278803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021138691.9U Active CN212898277U (en) | 2020-06-18 | 2020-06-18 | Ladder for monitoring and installing weak current |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212898277U (en) |
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2020
- 2020-06-18 CN CN202021138691.9U patent/CN212898277U/en active Active
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