Portable ladder stand for maintenance of fire-fighting equipment

Abstract

The utility model relates to the technical field of fire-fighting equipment maintenance crawling ladders, and discloses a portable crawling ladder for fire-fighting equipment maintenance, which comprises a bottom plate I and a bottom plate II, the bottom plate II is arranged on the outer wall of the bottom plate I, an adjusting component is arranged at the top of the bottom plate II, the portable crawling ladder further comprises an adjusting component, the adjusting component is in an inverted V shape, and the adjusting component is arranged on the bottom plate II. One end of the adjusting assembly is arranged on the upper surface of the second bottom plate. According to the portable ladder stand for maintenance of the fire-fighting equipment, by arranging the supporting rod and the ladder stand body, the rotating angle of the supporting rod can be adjusted through the first movable part, so that the supporting rod is suitable for maintenance of the fire-fighting equipment at different heights, and meanwhile, by arranging a clamping plate and a clamping frame, when the ladder stand body is adjusted to the proper angle, the ladder stand body is fixed. The ladder stand can drive the clamping plates to be clamped in the clamping frames through the balls, the clamping plates are limited through the clamping frames, and therefore limiting adjustment of the angle of the ladder stand is completed.

Description

Technical Field

[0001] The utility model relates to the technical field of fire-fighting equipment maintenance ladders, in particular to a portable ladder for fire-fighting equipment maintenance. Background Art

[0002] Firefighting means eliminating hidden dangers and preventing disasters. It is a general term for preventing and solving man-made, natural and accidental disasters encountered by people in the process of life, work and study. Of course, the narrow meaning in the early stage of people's understanding is: extinguishing the fire; and in firefighting work, various firefighting equipment is often used, including short and small firefighting equipment, as well as tall and large firefighting equipment, such as fire trucks, cranes, etc. After long-term use, firefighting equipment needs to be repaired to ensure its subsequent normal use.

[0003] A Chinese patent with announcement number CN111219142A discloses a portable ladder for repairing fire-fighting equipment. A telescopic platform device is installed at the bottom of the standing platform. After the left telescopic platform and the right telescopic platform are extended outward, the standing area of ​​the standing platform can be increased, which solves the problem of time-consuming and labor-intensive manual movement of the ladder during repair, thereby improving the efficiency of repair. A telescopic driving mechanism is installed at the rear end of the platform retractable box, which can drive the left telescopic platform and the right telescopic platform to retract back and forth in the platform retractable box, so that when the left telescopic platform and the right telescopic platform are extended, the standing area of ​​the standing platform can be increased, and the left telescopic platform and the right telescopic platform can also be retracted into the platform retractable box without taking up space.

[0004] Since the above ladder can only adjust the telescopic platform device but cannot adjust the position of the inclined frame plate, the overall footprint of the ladder is large and the ladder cannot be well stored. Therefore, the ladder cannot be portable and has certain limitations in use. Utility Model Content

[0005] The utility model aims to provide a portable ladder for repairing fire-fighting equipment to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a portable ladder for repairing fire-fighting equipment, comprising a base plate one and a base plate two, wherein the base plate two is arranged at one end of the base plate one, the portable ladder also comprises an adjustment component, the adjustment component is in an inverted V shape, one end of the adjustment component is arranged on the upper surface of the base plate two, the other end of the adjustment component is arranged on the upper surface of the base plate one, and a rotating component is arranged on the top of the adjustment component.

[0007] Preferably, the bottom plate one is connected to the bottom plate two via a round rod, an inner groove is provided at one end of the bottom plate two connected to the bottom plate one, the round rod passes through the inner groove and is rotatably connected to the inner wall of the inner groove.

[0008] Preferably, the adjustment assembly includes a support rod, a movable part 1, a ladder, a card frame, and a card plate, the support rod is connected to the base plate 2 through the movable part 1, the movable part 1 is fixedly installed on the upper surface of the base plate 2, the ladder is arranged on the base plate 1, the card frame (304) is fixedly installed on the upper surface of the base plate 1, and the card plate is installed inside the card frame.

[0009] Preferably, the card frames are arranged in a plurality, and the card frames are evenly distributed on both sides of the upper surface of the base plate 1, and are used to adjust the position of the ladder. The card plate is engaged with the card frame, and a ball bearing is installed inside the card plate, and the bottom end of the ladder is connected to the card plate through the ball bearing.

[0010] Preferably, the ladder is composed of an inclined rod, a pedal and a spring push rod, the inclined rod is arranged as two parallel to each other, the spring push rod is vertically and evenly arranged between the two inclined rods, and the pedal is mounted on the spring push rod.

[0011] Preferably, a movable part 2 is installed at the top end of the inclined rod, a notch is opened on the side of the inclined rod, the spring push rod is engaged with the notch, the spring push rod passes through the pedal, and is slidably connected to the inner wall of the pedal.

[0012] Preferably, the rotating assembly comprises a square plate and a rotating plate, the square plate is arranged above the adjusting assembly, one end of the square plate is rotatably connected to the rotating plate, and the other end of the square plate is provided with a movable part 2.

[0013] Preferably, a movable part 1 is fixedly installed on the bottom of the square plate, the square plate is connected to the support rod through the movable part 1, and the square plate is connected to the ladder through the movable part 2.

[0014] The utility model has the following beneficial effects:

[0015] The portable ladder for repairing fire-fighting equipment of the present invention is provided with a support rod and a ladder, and the rotation angle of the support rod can be adjusted by a pair of movable parts, so that the support rod is suitable for repairing fire-fighting equipment at different heights. At the same time, by providing a clamping plate and a clamping frame, when the ladder is adjusted to a suitable angle, the ladder can be driven by the ball bearing to clamp the clamping plate inside the clamping frame, and the clamping plate is limited by the clamping frame, so as to complete the limit adjustment of the ladder angle. When the ladder needs to be stored, the clamping plate is separated from the clamping frame, and the movable part is rotated by the second movable part to adjust the position of the inclined rod, and then the angle of the support rod is adjusted by rotation so that the support rod and the inclined rod are both perpendicular to the bottom plate second. At this time, the bottom plate one is swung by rotation so that the bottom plate one rotates through the round rod and the inner groove and is perpendicular to the bottom plate second, so as to complete the folding of the ladder, which is convenient for the operator to store it.

[0016] 2. The portable ladder for fire-fighting equipment maintenance of the utility model is provided with an inclined rod, a pedal and a spring push rod. After completing the angle limit of the inclined rod, the pedal can be moved to make the pedal drive the spring push rod to move, and the spring push rod can be pressed to make the two ends of the spring push rod slide toward the inside of the pedal. After moving the pedal to the specified position, the spring push rod is released to reset the spring push rod and snap into the notch provided on the outer wall of the inclined rod, thereby completing the installation limit of the pedal and facilitating the disassembly and assembly of the pedal. At the same time, by providing a square plate and a rotating plate, after completing the adjustment limit of the position of the square plate, the rotating plate can be moved by rotating, thereby increasing the rest area for the operator. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the partial separation of the adjustment component structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the second structure of the bottom plate of the utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the rotating assembly of the utility model.

[0021] In the figure: 1, bottom plate 1; 101, round rod; 2, bottom plate 2; 201, inner groove; 3, adjustment assembly; 301, support rod; 302, movable part 1; 303, ladder; 3031, inclined rod; 3032, pedal; 3033, spring push rod; 304, card frame; 305, card plate; 4, rotating assembly; 401, square plate; 402, rotating plate. DETAILED DESCRIPTION

[0022] like Figure 1-4 As shown, the utility model provides a technical solution: a portable ladder for repairing fire-fighting equipment, comprising a bottom plate 1 and a bottom plate 2, wherein the bottom plate 2 is arranged at one end of the bottom plate 1, and the portable ladder also comprises an adjusting component 3, wherein the adjusting component 3 is in an inverted V shape, wherein one end of the adjusting component 3 is arranged on the upper surface of the bottom plate 2, and the other end of the adjusting component 3 is arranged on the upper surface of the bottom plate 1, and a rotating component 4 is arranged on the top of the adjusting component 3.

[0023] The adjustment component 3 includes a support rod 301, a movable part 302, a ladder 303, a clamping frame 304, and a clamping plate 305. The support rod 301 is connected to the base plate 2 2 through the movable part 302. The movable part 302 is fixedly installed on the upper surface of the base plate 2 2. The ladder 303 is arranged on the base plate 1. The clamping frame 304 is fixedly installed on the upper surface of the base plate 1. The clamping plate 305 is installed inside the clamping frame 304. The clamping plate 305 is clamped with the clamping frame 304. A ball is installed inside the clamping plate 305. The bottom end of the ladder 303 is connected to the ball. The angle of the ladder 303 can be limited by the clamping frame 304 and the clamping plate 305.

[0024] By setting the support rod 301 and the ladder 303, the rotation angle of the support rod 301 can be adjusted through the movable part 302, so that the support rod 301 is suitable for the maintenance of fire equipment at different heights. At the same time, by setting the clamping plate 305 and the clamping frame 304, when the ladder 303 is adjusted to a suitable angle, the ladder 303 can drive the clamping plate 305 to be clamped inside the clamping frame 304 through the ball bearing, and the clamping plate 305 can be limited by the clamping frame 304, thereby completing the limit adjustment of the angle of the ladder 303. When the ladder is to be stored, the card plate 305 is separated from the card frame 304 and rotated through the movable part 2 to adjust the position of the diagonal rod 3031. Then, the angle of the support rod 301 is adjusted by rotation so that the support rod 301 and the diagonal rod 3031 are perpendicular to the bottom plate 2. At this time, the bottom plate 1 is swung by rotation so that the bottom plate 1 is rotated through the round rod 101 and the inner groove 201 and is perpendicular to the bottom plate 2, thereby completing the folding of the ladder and facilitating the operator to store it.

[0025] The ladder 303 is composed of an inclined rod 3031, a pedal 3032 and a spring push rod 3033. The inclined rod 3031 is set as two parallel to each other, and the spring push rod 3033 is vertically and evenly set between the two inclined rods 3031. The pedal 3032 is installed on the spring push rod 3033. The inclined rod 3031 is set at the top of the bottom plate 1. A movable part 2 is installed on the top of the inclined rod 3031. A notch is opened on the outer wall of the inclined rod 3031, and the spring push rod 3033 is engaged with the notch. The pedal 3032 is installed on the outside of the inclined rod 3031, and the spring push rod 3033 is installed on the outer wall of the pedal 3032. One end of the spring push rod 3033 passes through the outer wall of the pedal 3032 and extends to the inside of the pedal 3032 and is slidably connected with the inner wall of the pedal 3032. The spring push rod 3033 is engaged with the notch. The pedal 3032 can be connected to the inclined rod 3031 under the action of the spring push rod 3033.

[0026] By setting the inclined rod 3031, the pedal 3032 and the spring push rod 3033, after completing the angle limitation of the inclined rod 3031, the pedal 3032 can be moved to make the pedal 3032 drive the spring push rod 3033 to move, and by pressing the spring push rod 3033, the two ends of the spring push rod 3033 slide toward the inside of the pedal 3032. After the pedal 3032 is moved to the specified position, the spring push rod 3033 is released to reset the spring push rod 3033 and fit into the notch provided on the outer wall of the inclined rod 3031, thereby completing the installation of the pedal 3032 and facilitating the disassembly and assembly of the pedal by the operator.

[0027] The rotating assembly 4 includes a square plate 401 and a rotating plate 402, wherein the square plate 401 is arranged above the adjusting assembly 3, one end of the square plate 401 is rotatably connected to the rotating plate 402, the other end of the square plate 401 is provided with a movable part 2, a movable part 1 302 is fixedly installed at the bottom of the square plate 401, the square plate 401 is connected to the support rod 301 through the movable part 1 302, the square plate 401 is connected to the ladder 303 through the movable part 2, the outer wall of the square plate 401 is connected to the movable part 2, the ladder 303 can be adjusted in angle on the outer wall of the square plate 401 through the movable part 2, the rotating plate 402 is installed on the outer wall of the square plate 401, the rotating plate 402 is rotatably connected to the square plate 401, and the rotating plate 402 can rotate on the outer wall of the square plate 401.

[0028] When in use, after the ladder is moved to a designated position, the bottom plate 1 is swung by rotating, so that the bottom plate 1 is rotated by the round rod 101, so that the bottom of the bottom plate 1 is in contact with the ground, and then the angle of the square plate 401 is adjusted by rotating the placement. At this time, the support rod 301 is tilted by the movable part 1 302, and the square plate 401 is kept horizontal by the movable part 1 302. Then, the ladder 303 is rotated by the movable part 2, so that the inclined rod 3031 drives the card plate 305 to move through the ball bearing, and the card plate 305 is clamped into the card frame 3 04, at this time, the limiting of the inclined rod 3031 is completed, and then the pedal 3032 is moved so that one end of the spring push rod 3033 is stuck in the notch opened on the outer wall of the inclined rod 3031, thereby completing the installation of the pedal 3032. At this time, you can climb through the pedal 3032. After climbing to the specified height, swing the rotating plate 402 by rotating it, so that the rotating plate 402 rotates on the outer wall of the square plate 401. At this time, you can repair the fire-fighting equipment at the top of the square plate 401 and the top of the rotating plate 402.

Claims

1. A portable ladder for fire-fighting equipment maintenance, comprising a first bottom plate (1) and a second bottom plate (2), wherein the second bottom plate (2) is arranged at one end of the first bottom plate (1), and characterized in that: The portable ladder further comprises an adjustment component (3), the adjustment component (3) being in an inverted V shape, one end of the adjustment component (3) being arranged on the upper surface of the second bottom plate (2), the other end of the adjustment component (3) being arranged on the upper surface of the first bottom plate (1), and a rotating component (4) being arranged on the top of the adjustment component (3).

2. A portable ladder for fire fighting equipment maintenance according to claim 1, characterized in that: The bottom plate one (1) is connected to the bottom plate two (2) via a round rod (101); an inner groove (201) is provided at one end of the bottom plate two (2) connected to the bottom plate one (1); the round rod (101) passes through the inner groove (201) and is rotatably connected to the inner wall of the inner groove (201).

3. A portable ladder for fire fighting equipment maintenance according to claim 1, characterized in that: The adjustment assembly (3) comprises a support rod (301), a movable part (302), a ladder (303), a clamping frame (304), and a clamping plate (305); the support rod (301) is connected to the bottom plate (2) via the movable part (302); the movable part (302) is fixedly mounted on the upper surface of the bottom plate (2); the ladder (303) is arranged on the bottom plate (1); the clamping frame (304) is fixedly mounted on the upper surface of the bottom plate (1); and the clamping plate (305) is mounted inside the clamping frame (304).

4. A portable ladder for firefighting equipment maintenance according to claim 3, characterized in that: The card frames (304) are arranged in a plurality, and the card frames (304) are evenly distributed on both sides of the upper surface of the bottom plate (1) and are used to adjust the position of the ladder (303). The card plate (305) is card-connected with the card frame (304), and a ball bearing is installed inside the card plate (305). The bottom end of the ladder (303) is connected to the card plate (305) via the ball bearing.

5. The portable ladder for fire fighting equipment maintenance according to claim 3, characterized in that: The ladder (303) is composed of an inclined rod (3031), a pedal (3032) and a spring push rod (3033). The inclined rod (3031) is arranged as two mutually parallel ones. The spring push rod (3033) is vertically and evenly arranged between the two inclined rods (3031). The pedal (3032) is installed on the spring push rod (3033).

6. A portable ladder for fire fighting equipment maintenance according to claim 5, characterized in that: A movable part 2 is installed at the top of the inclined rod (3031), a notch is opened on the side of the inclined rod (3031), and the spring push rod (3033) is engaged with the notch. The spring push rod (3033) passes through the pedal (3032) and is slidably connected to the inner wall of the pedal (3032).

7. A portable ladder for firefighting equipment maintenance according to claim 3, characterized in that: The rotating assembly (4) comprises a square plate (401) and a rotating plate (402); the square plate (401) is arranged above the adjusting assembly (3); one end of the square plate (401) is rotatably connected to the rotating plate (402); and the other end of the square plate (401) is provided with a movable part 2.

8. A portable ladder for fire fighting equipment maintenance according to claim 7, characterized in that: A movable part 1 (302) is fixedly mounted on the bottom of the square plate (401), the square plate (401) is connected to the support rod (301) via the movable part 1 (302), and the square plate (401) is connected to the ladder (303) via the movable part 2.

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