CN214006488U

CN214006488U - Take safety protection function's maintenance platform

Info

Publication number: CN214006488U
Application number: CN202022038502.7U
Authority: CN
Inventors: 章兴昌
Original assignee: Changzhou Changjiang Electric Machinery Factory Co ltd
Current assignee: Changzhou Changjiang Electric Machinery Factory Co ltd
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-08-20
Anticipated expiration: 2030-09-16

Abstract

The utility model provides a take safety protection function's maintenance platform, include: the hanging bracket is controlled by the driving mechanism to move in the hearth; the maintenance room is movably connected to the hanging frame and is controlled by a motor to move relative to the hanging frame so as to drive the maintenance room to be close to a preset maintenance position in the hearth, and the motor is a motor with a self-locking function; the transmission frame is arranged at the output end of the motor, and the maintenance room is connected with the transmission frame. When the maintenance position needs to be changed, the maintenance personnel are not required to move on a large scale, the maintenance position is changed by the maintenance personnel through the whole stable displacement driving of the maintenance chamber, namely, the maintenance personnel do not need to worry about the problem that the obstacle or the sole step on the air when moving, and the whole safety protection performance of the maintenance platform is improved.

Description

Take safety protection function's maintenance platform

Technical Field

The utility model relates to a take safety protection function's maintenance platform.

Background

The boiler furnace overhauls the platform is high-efficient, multi-functional high altitude maintenance construction operation machines in the furnace, and it has replaced traditional scaffold frame, through the maintainer operation, makes the platform adjust required position construction operation. The furnace hearth furnace has the characteristics of reasonable structure, convenience in use, safety, reliability, high working efficiency, light labor intensity, short overhaul period and the like, is a shaped product widely applied in the existing thermal power industry, can be used for overhauling each part in a furnace hearth, and is already put into use in domestic large and medium power stations.

Most boiler furnace overhauls platform all is the platform structure frame that the I-shaped aluminium alloy that adopts the 2A12 material formed through the assembly of steel connecting piece, consequently, the platform that adopts this kind of structure and the springboard of laying all around, and the dead weight just can be up to 4 tons more. Therefore, for production enterprises, how to reduce the self weight of the boiler furnace overhaul platform is an important research direction for the development of the existing furnace overhaul platform.

In order to reduce the overall weight of the maintenance platform, under the condition of considering the cost, a cheaper light material aluminum alloy connecting piece is selected to replace a steel connecting piece, which is a technical means easily thought by technicians in the field, however, because the platform structure frame is a space structure, when the maintainer descends to a preset position in the furnace along with the maintenance platform, the maintenance surface is equivalent to the inner wall of the furnace chamber, namely, the position to be maintained is in a surrounding shape to surround the maintenance platform and the maintainer, the maintainer is in the process of carrying out omnibearing maintenance and can move on the maintenance platform for approaching to the inspection, because the maintenance platform is equivalent to a hanger hung in the furnace chamber by using a sling, the movement of the maintainer can cause influence on the stability of the hanger, and the hanger can shake.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the technical problem that the whole platform shakes due to the movement of the maintainers in the prior art is solved, and therefore the maintenance platform with the safety protection function is provided.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a take safety protection function's maintenance platform, includes:

the hanging bracket is controlled by the driving mechanism to move in the hearth;

the maintenance room is movably connected to the hanging frame and is controlled by a motor to move relative to the hanging frame so as to drive the maintenance room to be close to a preset maintenance position in the hearth, and the motor is a motor with a self-locking function;

the transmission frame is arranged at the output end of the motor, and the maintenance room is connected with the transmission frame.

The transmission frame includes:

the transmission substrate is rotatably connected to the hanging bracket, and the maintenance room is arranged on the transmission substrate.

The transmission frame further comprises:

the counterweight platform is arranged on the transmission substrate, a plurality of counterweight loads are arranged on the counterweight platform, and the counterweight platform and the overhaul chamber are arranged in a central symmetry manner.

The counterweight platform and the transmission substrate are controlled by the motor to synchronously rotate relative to the hanging bracket, and the motion paths of the counterweight platform and the transmission substrate are mutually coincident or concentric circles.

When the motion paths of the counterweight platform and the transmission substrate are overlapped, the counterweight platform and the transmission substrate are positioned on the same diameter of the circular path.

The connecting part of the motor and the transmission frame is positioned at the midpoint of a connecting line between the counterweight platform and the transmission substrate.

A safety lever is arranged in the overhaul chamber and is positioned on the inner wall of the overhaul chamber.

Further comprising:

the first support rod is arranged on the hanging bracket, is controlled by the power component and has a storage state and a support state;

and the supporting base block is arranged at the supporting end of the first supporting rod, and when the first supporting rod is in a supporting state, the supporting base block extends towards the inner wall of the hearth relative to the hanging bracket and abuts against the inner wall of the hearth.

The number of the first supporting rods is at least three, and the angle between every two adjacent first supporting rods is not less than 60 degrees.

The support base block includes:

the first elastic layer is arranged on the supporting base blocks, and when the first supporting rods are in a supporting state, the first elastic layer is clamped between the inner wall of the hearth and the supporting base blocks.

The utility model has the advantages that:

1. this scheme forms the space of protection maintainer through the maintenance room, when needing to be changed and overhauls the position, need not the maintainer and walk about on a large scale, wholly carries out steady displacement through the maintenance room and drives the maintainer and change and overhaul the position, and the maintainer need not anxious barrier or sole when removing promptly and steps on empty problem, has improved the holistic safety protection performance of maintenance platform. Wherein, the service room is a relatively independent space with a clapboard at least at the edge. The marginal part of maintenance room is equipped with safety handle, suggestion maintainer marginal part and supply the maintainer to hold. The motor is the motor that has self-locking function, and when the maintainer removed corresponding maintenance position, the motor shut down the auto-lock, made the driving frame can not take place the motion again, and the guarantee maintainer overhauls the in-process, overhauls the platform wholly steady.

2. The driving frame drives the in-process of examining and repairing room rotational motion, and the counter weight platform can play the balancing act, causes whole examining and repairing platform to take place the slope when preventing to examine and repair the room and rotate, ensures maintainer's steady safety.

3. The counterweight platform and the overhaul chamber synchronously rotate, so that the counterweight platform and the overhaul chamber are in a relatively static state in the rotation process of the overhaul chamber. Therefore, the whole maintenance platform keeps balance in the process of rotating and adjusting the position of the maintenance room.

Drawings

The present invention will be further explained with reference to the drawings and examples.

FIG. 1 is a perspective view showing the overall structure of an inspection platform;

FIG. 2 is a top view showing the structure of the service platform;

fig. 3 i show a schematic view of the shape of the first elastic layer;

FIG. 4 is a schematic diagram illustrating another alternative real-time shape of the first elastic layer;

FIG. 5 is a schematic diagram illustrating another alternative real-time shape of the first elastic layer.

In the figure: 1. a hanger; 11. a transmission substrate; 111. a second guide rail; 12. a transmission frame; 121. a drive member; 122. mounting a plate; 123. a first reinforcing rib; 124. a counterweight platform; 125. a counterweight load; 126. an installation part; 13. a motor; 14. weight-reducing through holes; 15. a first guide rail; 2. an overhaul room; 21. a movable door; 22. A door lock assembly; 23. a support block; 24. a safety bar; 25. an illuminating lamp; 3. a first slide bar; 31. a first slider; 32. a first elastic member; 33. a first guide post; 34. a buffer seat; 35. a support wheel; 4. a sling; 41. a hanging seat; 42. a first cover body; 43. a second cover body; 44. fixing the rod; 45. a abdication through hole; 46. A boss portion; 47. a first bolt; 48. a first bolt hole; 49. a limiting column; 5. a first support bar; 51. A first support base block; 52. a first elastic layer; 6. a guide wheel; 61. a main body frame; 62. a drive section; 63. A second supporting base block; 64. a second elastic layer; 65. a link section; 66. a main shaft; 67. a reinforcing bar; 68. And a second reinforcing rib.

Detailed Description

The present invention will now be described in detail with reference to the accompanying drawings. This figure is a simplified schematic diagram, and merely illustrates the basic structure of the present invention in a schematic manner, and therefore it shows only the constitution related to the present invention.

The embodiment provides an overhaul platform with a safety protection function, as shown in fig. 1 and 2, comprising: the hanging bracket 1 is controlled by the driving mechanism to move in the hearth; the maintenance room 2 is movably connected to the hanging bracket 1, the maintenance room 2 is controlled by a motor 13 to move relative to the hanging bracket 1 so as to drive the maintenance room 2 to be close to a preset maintenance position in the hearth, and the motor 13 is a motor 13 with a self-locking function; the transmission frame 12 is arranged at the output end of the motor 13, and the overhaul chamber 2 is connected with the transmission frame 12. Form the space of protection maintainer through maintenance room 2, when needing to be changed and overhaul the position, need not the maintainer and walk about on a large scale, wholly carry out steady displacement through maintenance room 2 and drive the maintainer and change and overhaul the position, the maintainer need not worry that barrier or sole step on empty problem when removing promptly, has improved the holistic safety protection performance of maintenance platform.

Wherein the service room 2 is a relatively independent space with a partition at least at the edge. As an alternative embodiment, the edge of the service room 2 is provided with safety handrails to prompt the service staff about the edge and to be held by the service staff. The motor 13 is the motor 13 that has self-locking function, and when the maintainer removed corresponding maintenance position, the auto-lock was shut down to motor 13, made the motion can not take place again for the driving frame 12, and the guarantee maintainer overhauld the in-process, overhauld the platform whole steadily.

As shown in fig. 2, the transmission frame 12 of the present embodiment includes: the transmission base plate 11 is rotationally connected to the hanging bracket 1, and the maintenance room 2 is arranged on the transmission base plate 11. The transmission frame 12 further comprises a counterweight platform 124 arranged on the transmission substrate 11, a plurality of counterweight loads 125 are arranged on the counterweight platform, and the counterweight platform 124 and the overhaul chamber 2 are arranged in a central symmetry manner. The driving frame 12 drives the in-process of examining and repairing 2 rotational motion, and counter weight platform 124 can play the balancing act, causes whole examining and repairing platform to take place the slope when preventing to examine and repair 2 rotation, ensures maintainer's steady safety.

As shown in fig. 1, the counterweight platform 124 and the transmission substrate 11 are controlled by the motor 13 to synchronously rotate relative to the hanger 1, and the movement paths of the counterweight platform 124 and the transmission substrate 11 are mutually coincident or concentric. The counterweight platform 124 rotates synchronously with the service compartment 2 so that the counterweight platform 124 is in a relatively stationary state with the service compartment 2 during rotation of the service compartment 2. Thus keeping the whole maintenance platform balanced during the rotation position adjustment of the maintenance room 2.

In this embodiment, referring to fig. 1 and fig. 2, when the motion paths of the counterweight platform 124 and the transmission substrate 11 are coincident with each other, the counterweight platform 124 and the transmission substrate 11 are located on the same diameter of a circular path.

The connecting portion of the motor 13 and the transmission frame 12 is located at a midpoint of a connecting line between the counterweight platform 124 and the transmission substrate 11. When the maintenance room 2 and the counterweight platform 124 are in the same straight line, the required counterweight amount can be directly calculated according to the weight of the maintenance room 2 and the load weight. Thereby make the staff changeing the number of counter weight and carry out reasonable adjustment, improve the matching degree of counter weight.

In this embodiment, as shown in fig. 1, a safety bar 24 is disposed in the service room 2, and the safety bar 24 is located on an inner wall of the service room 2. The safety bar 24 can provide the position of holding temporarily for the maintainer, can provide the connection position of safety rope simultaneously for the maintainer, for the operation safety insurance driving of maintainer.

Wherein the maintenance platform of this embodiment still includes: the first support rod 5 is arranged on the hanger 1, is controlled by a power component, and has a storage state and a support state in the first support rod 5; and the supporting base block is arranged at the supporting end of the first supporting rod 5, and when the first supporting rod 5 is in a supporting state, the supporting base block extends towards the inner wall of the hearth relative to the hanging bracket 1 and abuts against the inner wall of the hearth. When the hanger 1 reaches a predetermined position, the first support rod 5 is protruded with respect to the hanger 1 and then supported on the inner wall of the furnace. When the first support rods 5 are all supported on the inner wall of the hearth, the first support rods 5 cannot extend out further, so that the whole hanger 1 is supported on the current plane. This moment gallows 1 is fixed for the furnace inner wall, guarantees that the maintainer keeps steadily examining and repairing the in-process. And the shaking generated in the process of driving the transmission frame 12 to rotate by the motor 13 can be overcome and reduced.

Referring to fig. 1 and 2, the control manner of the first support rod 5 is not particularly limited, in this embodiment, the first support rod 5 is controlled by the push rod motor 13 to extend out relative to the hanger 1 and to retract into the hanger 1, and the side of the hanger 1 facing the inner wall of the hearth has a receiving groove for receiving the first support rod 5 and the push rod motor 13.

Wherein, the number of the first supporting rods 5 is at least three, and the angle between the adjacent first supporting rods 5 is not less than 60 °.

In the maintenance platform of this embodiment, as shown in fig. 3 to 5, the supporting base block includes: and the first elastic layer 52 is arranged on the supporting base block, and when the first supporting rod 5 is in a supporting state, the first elastic layer 52 is clamped between the inner wall of the hearth and the supporting base block.

The material of the first elastic layer 52 is not particularly limited, and in the present embodiment, the first elastic layer 52 is made of rubber. As an alternative embodiment, the first resilient layer 52 is made of PVC.

The specific shape of the first elastic layer 52 is not limited, and in this embodiment, as shown in fig. 3, the surface of the first elastic layer 52 facing the inner wall of the hearth is a supporting surface, and the supporting surface is in the shape of an arc protruding outward. As an alternative embodiment, the support surface is an uneven surface made up of a plurality of projections, as shown in fig. 4. As another alternative, as shown in FIG. 5, the support surface is serrated.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a take safety protection function's maintenance platform, characterized by includes:

the hanging bracket (1) is controlled by the driving mechanism to move in the hearth;

the maintenance room (2) is movably connected to the hanging frame (1), the maintenance room (2) is controlled by a motor (13) to move relative to the hanging frame (1) so as to drive the maintenance room (2) to be close to a preset maintenance position in the hearth, and the motor (13) has a self-locking function;

the transmission frame (12) is arranged at the output end of the motor (13), and the overhaul chamber (2) is connected with the transmission frame (12).

2. The overhaul platform with the safety protection function according to claim 1, wherein: the transmission frame (12) comprises:

the transmission base plate (11), the transmission base plate (11) rotate to be connected on gallows (1), maintenance room (2) are located on transmission base plate (11).

3. The overhaul platform with the safety protection function according to claim 2, wherein: the transmission frame (12) further comprises:

the counterweight platform (124) is arranged on the transmission base plate (11), a plurality of counterweight loads (125) are arranged on the counterweight platform (124), and the counterweight platform and the overhaul chamber (2) are arranged in a central symmetry mode.

4. The overhaul platform with the safety protection function according to claim 3, wherein: the counterweight platform (124) and the transmission base plate (11) are controlled by the motor (13) to synchronously rotate relative to the hanger (1), and the motion paths of the counterweight platform (124) and the transmission base plate (11) are mutually coincident or concentric circles.

5. The overhaul platform with the safety protection function according to claim 4, wherein: when the motion paths of the counterweight platform (124) and the transmission base plate (11) are mutually coincident, the counterweight platform (124) and the transmission base plate (11) are positioned on the same diameter of a circular path.

6. The overhaul platform with the safety protection function according to claim 5, wherein: the connecting part of the motor (13) and the transmission frame (12) is positioned at the midpoint of a connecting line between the counterweight platform (124) and the transmission base plate (11).

7. The overhaul platform with the safety protection function according to claim 6, wherein: be equipped with safety bar (24) in overhaul room (2), safety bar (24) are located on the inner wall of overhaul room (2).

8. The maintenance platform with safety protection function according to any one of claims 1 to 7, characterized in that: further comprising:

the first support rod (5) is arranged on the hanger (1), is controlled by a power component and belongs to a storage state and a support state of the first support rod (5);

and the supporting base block (51) is arranged at the supporting end of the first supporting rod (5), and when the first supporting rod (5) is in a supporting state, the supporting base block (51) extends towards the inner wall of the hearth relative to the hanging bracket (1) and is abutted against the inner wall of the hearth.

9. The overhaul platform with the safety protection function according to claim 8, wherein: the number of the first supporting rods (5) is at least three, and the angle between every two adjacent first supporting rods (5) is not less than 60 degrees.

10. The overhaul platform with the safety protection function according to claim 8, wherein: the support base block (51) includes:

and the first elastic layer (52) is arranged on the supporting base block (51), and when the first supporting rod (5) is in a supporting state, the first elastic layer (52) is clamped between the inner wall of the hearth and the supporting base block (51).