CN220285421U

CN220285421U - Beam field movable safety stairway

Info

Publication number: CN220285421U
Application number: CN202321987420.4U
Authority: CN
Inventors: 邓一之; 张峻豪; 王嘉新; 王星宇
Original assignee: Chongqing Billion Metal Products Co ltd; Sichuan Road and Bridge (Group) Co Ltd
Current assignee: Chongqing Billion Metal Products Co ltd; Sichuan Road and Bridge (Group) Co Ltd
Priority date: 2023-07-27
Filing date: 2023-07-27
Publication date: 2024-01-02
Anticipated expiration: 2033-07-27

Abstract

The utility model provides a beam field movable safety stair, and relates to the technical field of safety stairs. The utility model provides a beam field movable safety stair, includes the base and installs the fixed stair on the base, install the operation panel on the base, the supporting seat is installed to the bottom of base, the inside sliding connection of supporting seat has the slide, the movable wheel that is used for supporting the base is installed to the bottom of slide, the bottom sliding connection of base has the carriage, the one end sliding connection of carriage is in the inside of supporting seat. Through the removal wheel of setting up be convenient for the device wholly remove, slide in the base bottom through control carriage when not needing to remove, make the outside extension of carriage make protruding piece slide off the top of arc piece, the arc piece top loses the effect slide that blocks of protruding piece and can freely slide, makes the inside that removes the wheel income to the supporting seat, replaces removing the wheel through the bottom of supporting seat and comes the supporting device wholly, has improved the security that the device used.

Description

Beam field movable safety stairway

Technical Field

The utility model relates to a safety stair, in particular to a beam field movable safety stair, and belongs to the technical field of safety stairs.

Background

The building construction is a production process with complex technology, building construction workers are required to exert intelligence, the theories of materials, mechanics, structures, processes and the like are creatively applied to solve the technical problems continuously appearing in the construction, the engineering quality and the construction safety are ensured, and in the house construction, the building maintenance and the industrial production, a climbing ladder is often required to be used for realizing high-place operation.

Chinese patent publication No. CN218324717U discloses a climbing ladder. The ascending ladder comprises a supporting frame, a working platform, a ladder frame and a tool box. The work platform sets up in the top of support frame, and work platform level stretches out the support frame, is provided with the rail guard on the work platform. The ladder frame is arranged on the support frame, one end of the ladder frame extends to the working platform, and the other end of the ladder frame is configured to extend to the ground.

However, the inventor of the device considers that certain defects exist, the device supports the whole device by adopting the universal wheel with a braking function when the device is used, the brake on the universal wheel is fixed to limit the movement of the whole device, when the condition that the brake is not fixed or is not fixed in place occurs, a user can shake easily, the phenomenon that the user falls down seriously occurs, and the safety in the use process is reduced.

Disclosure of Invention

(one) solving the technical problems

The utility model aims to solve the problems and provide the beam field movable safety stair so as to solve the problem that the safety is reduced in the use process due to the fact that the universal wheels with the braking function support the device in the prior art.

(II) technical scheme

The utility model is realized by the following technical scheme: the utility model provides a portable safety stair in roof beam field, includes the base and installs the fixed stair on the base, install the operation panel on the base, the supporting seat is installed to the bottom of base, the inside sliding connection of supporting seat has the slide, the movable wheel that is used for supporting the base is installed to the bottom of slide, the bottom sliding connection of base has the carriage, the one end sliding connection of carriage is in the inside of supporting seat, the arc piece is installed at the top of slide, install the boss on the carriage, boss offsets tightly with the arc piece and sets up, install the controller on the base, install the feeding mechanism to carry out the pay-off to the operation panel on the base.

Preferably, the operation panel is arranged at the top of the fixed stair, the ejector rod is arranged on the operation panel, the stop lever is arranged on the ejector rod, and the periphery of the operation panel is protected through the arranged ejector rod and the stop lever.

Preferably, the bottom of the base is rotatably connected with a gear, a rack bar is mounted on one side surface of the sliding frame, the rack bar is meshed with the gear, and the sliding frame slides at the bottom of the base through driving the gear.

Preferably, a motor for driving the gear to rotate is installed on the base, the controller is electrically connected with the motor, and the motor is driven to start through the controller, so that the gear is controlled to rotate.

Preferably, the feeding mechanism comprises a sliding rod arranged on the base, a lifting plate is connected to the sliding rod in a sliding manner, a placing box is arranged on the lifting plate, and the lifting plate is controlled to slide on the sliding rod to drive the pull rope to lift.

Preferably, a pull rope is installed on the lifting plate, one end of the pull rope extends to the top of the operating platform, a pull ring is installed at one end of the pull rope, and the pull rope is pulled to facilitate lifting of the placement box.

Preferably, the fixed stair is provided with a pedal, the pedal is provided with a groove, a pressure sensor is arranged in the groove, a detection plate is arranged at the sensing end of the pressure sensor, the pressure sensor is electrically connected with the controller, and whether a person climbs the fixed stair or not is detected by the pressure sensor.

The utility model provides a beam field movable safety stair, which has the following beneficial effects:

1. the device is convenient for wholly remove through the removal wheel that sets up, and through control carriage at the base bottom slip when not needing to remove, make the outside extension of carriage make protruding piece slide off the top of arc piece, the arc piece top loses the effect slide that blocks of protruding piece and can freely slide, makes the inside that removes the wheel income to the supporting seat, and it is whole to replace the removal wheel to come the strutting arrangement through the bottom of supporting seat, has improved the security that the device used.

2. The device makes the lifter plate slide on the slide bar through pulling the stay cord on the operation panel to make and place the box and go up and down, make things convenient for ground staff to carry the staff on the operation panel with instrument or use the material to use, need not the staff on the operation panel and reciprocal climb fixed stair, improved work efficiency.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the bottom structure of the base of the present utility model;

FIG. 3 is a cross-sectional view of a support base structure of the present utility model;

fig. 4 is a schematic view of the pedal structure of the present utility model.

[ Main reference numerals Specification ]

1. A base; 11. a gear; 12. a motor; 13. a controller; 2. fixing stairs; 21. a pedal; 22. a groove; 23. a detection plate; 3. an operation table; 31. a push rod; 32. a stop lever; 4. a support base; 41. a slide plate; 5. a moving wheel; 6. a carriage; 61. a rack bar; 7. an arc-shaped block; 8. a protruding block; 9. a slide bar; 91. a lifting plate; 92. placing a box; 93. a pull rope; 10. a pressure sensor.

Detailed Description

The embodiment of the utility model provides a beam field movable safety stair.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4, the movable safety stairway for beam fields comprises a base 1 and a fixed stairway 2 arranged on the base 1, an operation table 3 is arranged on the base 1, the operation table 3 is arranged at the top of the fixed stairway 2, a push rod 31 is arranged on the operation table 3, a stop rod 32 is arranged on the push rod 31, a worker climbs on the operation table 3 through the fixed stairway 2 to perform high-altitude operation, protection is formed around the operation table 3 through the arranged push rod 31 and the stop rod 32, and safety of the worker in the working process is improved.

Referring to fig. 1, 2 and 3 again, the bottom of the base 1 is provided with a supporting seat 4, the inside of the supporting seat 4 is slidably connected with a sliding plate 41, the bottom of the sliding plate 41 is provided with a moving wheel 5 for supporting the base 1, the moving wheel 5 is provided to support the whole device, and the device is convenient to move to various required places.

Referring to fig. 1, 2 and 3 again, the bottom of the base 1 is slidably connected with a sliding frame 6, one end of the sliding frame 6 is slidably connected in the supporting seat 4, an arc block 7 is installed at the top of the sliding plate 41, a protruding block 8 is installed on the sliding frame 6, the protruding block 8 is tightly abutted against the arc block 7, the protruding block 8 and the arc block 7 are arranged to form a blocking effect on the sliding plate 41, the moving wheel 5 keeps the whole supporting effect on the device, the bottom of the base 1 is rotatably connected with a gear 11, a rack bar 61 is installed on one side of the sliding frame 6, the rack bar 61 is meshed with the gear 11, the sliding frame 6 slides at the bottom of the base 1 through a driving gear 11, the sliding frame 6 slides at the bottom of the base 1 through the driving gear 11 under the action of the rack bar 61, so as to drive the protruding block 8 to be far away from the arc block 7, the sliding plate 41 is extruded and automatically drawn into the supporting seat 4 under the action of losing the blocking of the protruding block 8, and the whole device is supported by the bottom of the supporting seat 4.

Referring to fig. 1 and 4 again, a controller 13 is installed on the base 1, a motor 12 for driving the gear 11 to rotate is installed on the base 1, the controller 13 is electrically connected with the motor 12, the motor 12 is controlled to start by the controller 13, thereby controlling the gear 11 to rotate, a pedal 21 is arranged on the fixed stair 2, a groove 22 is arranged on the pedal 21, a pressure sensor 10 is installed in the groove 22, a detection plate 23 is installed at the sensing end of the pressure sensor 10, the pressure sensor 10 is electrically connected with the controller 13, whether a person climbs the fixed stair 2 is detected by the pressure sensor 10, the pressure sensor 10 senses pressure when the person climbs the pedal 21 on the fixed stair 2 to transmit an electric signal to the controller 13, and when the movable wheel 5 is not accommodated in the supporting seat 4, the controller 13 controls the motor 12 to start to retract into the supporting seat 4, so that the safety of the device is further improved, and only the pressure sensor 10 is arranged on the first pedal 21.

Referring to fig. 1 again, a feeding mechanism for feeding the operation table 3 is installed on the base 1, the feeding mechanism comprises a sliding rod 9 installed on the base 1, a lifting plate 91 is slidably connected on the sliding rod 9, a placing box 92 is installed on the lifting plate 91, a pull rope 93 is installed on the lifting plate 91, one end of the pull rope 93 extends to the top of the operation table 3, a pull ring is installed at one end of the pull rope 93, tools or materials are placed in the placing box 92, the placing box 92 is driven to ascend by pulling the pull ring at the top of the pull rope 93, so that tools and materials are lifted to the operation table 3 to be convenient for a worker on the operation table 3 to take, and the lower part of a stop lever 32 close to the placing box 92 is less provided, so that the tools and the materials inside the placing box 92 are convenient to take out.

Working principle: the device is moved to a use position, the motor 12 is started to control the gear 11 to rotate through the controller 13, the two sliding frames 6 are pushed away from each other to slide under the action of the rack bar 61, so that the protruding blocks 8 in the supporting seat 4 are pushed out through the side grooves on one side surface of the supporting seat 4, the sliding plate 41 can slide in the supporting seat 4 under the action of the protruding blocks 8, the moving wheel 5 is retracted into the supporting seat 4 to enable the bottom of the supporting seat 4 to support the device, a worker climbs onto the operation table 3 through the fixed stair 2, when the worker steps on the first pedal 21, the pressure sensor 10 is arranged to detect the pressure, signals are transmitted to the controller 13, other operations are not needed if the moving wheel 5 is already retracted into the supporting seat 4, the motor 12 is controlled by the internal controller 13 of the moving wheel 5, tools and materials are not retracted into the supporting seat 4, the placing box 92 is lifted through pulling the pulling rope 93, and the tools and the materials are conveniently lifted to the height.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Beam field movable safety stairway comprises a base (1) and a fixed stairway (2) arranged on the base (1), and is characterized in that: install operation panel (3) on base (1), supporting seat (4) are installed to the bottom of base (1), the inside sliding connection of supporting seat (4) has slide (41), movable wheel (5) that are used for supporting base (1) are installed to the bottom of slide (41), the bottom sliding connection of base (1) has carriage (6), the one end sliding connection of carriage (6) is in the inside of supporting seat (4), arc piece (7) are installed at the top of slide (41), install protruding piece (8) on carriage (6), protruding piece (8) and arc piece (7) offset tightly set up, install controller (13) on base (1), install the feeding mechanism to pay-off operation panel (3) on base (1).

2. The beam field mobile safety stairway according to claim 1, wherein: the operation table (3) is arranged at the top of the fixed stair (2), the ejector rod (31) is arranged on the operation table (3), and the stop lever (32) is arranged on the ejector rod (31).

3. The beam field mobile safety stairway according to claim 1, wherein: the bottom of the base (1) is rotatably connected with a gear (11), a rack bar (61) is arranged on one side surface of the sliding frame (6), and the rack bar (61) is meshed with the gear (11).

4. A beam field mobile safety stairway according to claim 3, characterised in that: the base (1) is provided with a motor (12) for driving the gear (11) to rotate, and the controller (13) is electrically connected with the motor (12).

5. The beam field mobile safety stairway according to claim 1, wherein: the feeding mechanism comprises a sliding rod (9) arranged on the base (1), the sliding rod (9) is connected with a lifting plate (91) in a sliding manner, and a placement box (92) is arranged on the lifting plate (91).

6. The beam-farm portable safety stairway according to claim 5, wherein: the lifting plate (91) is provided with a pull rope (93), one end of the pull rope (93) extends to the top of the operating platform (3), and one end of the pull rope (93) is provided with a pull ring.

7. The beam field mobile safety stairway according to claim 1, wherein: be equipped with footboard (21) on fixed stair (2), recess (22) have been seted up on footboard (21), recess (22) internally mounted has pressure sensor (10), pick-up plate (23) are installed to the sensing end of pressure sensor (10), pressure sensor (10) are connected with controller (13) electricity.