CN216131030U

CN216131030U - Tight fixing device in top and tower section of thick bamboo maintenance platform

Info

Publication number: CN216131030U
Application number: CN202121876904.2U
Authority: CN
Inventors: 刘正权; 于吉苏; 尹德海; 王雷; 艾福强
Original assignee: Zhongkete Inspection Robot Technology Beijing Co ltd; Nanjing Zhongkete Inspection Robot Co ltd
Current assignee: Zhongkete Inspection Robot Technology Beijing Co ltd; Nanjing Zhongkete Inspection Robot Co ltd
Priority date: 2021-08-12
Filing date: 2021-08-12
Publication date: 2022-03-25
Anticipated expiration: 2031-08-12

Abstract

The utility model relates to the technical field of wind power tower cylinders, in particular to a jacking fixing device and a tower cylinder maintenance platform, which comprise a mounting plate, a telescopic device, a rubber wheel and a sensor, wherein the mounting plate is fixed on the tower cylinder maintenance platform; the sensor is used for sensing whether the telescopic device is tightly propped against the tower wall of the wind power tower cylinder or not. Compared with the prior art, the jacking fixing device and the tower barrel maintenance platform provided by the utility model have the advantages that the jacking pressure or the distance between the telescopic device and the tower wall is measured by installing the sensor to judge whether the tower barrel is jacked tightly, so that the safety and stability of high-altitude operation are realized.

Description

Tight fixing device in top and tower section of thick bamboo maintenance platform

Technical Field

The utility model relates to the technical field of wind power towers, in particular to a jacking fixing device and a tower maintenance platform.

Background

Wind power generation refers to a power generation mode of directly converting wind energy into electric energy by using a wind generating set. Among various utilization forms of wind energy, wind power generation is the main form of wind energy utilization and is one of the most mature technologies, the most large-scale development conditions and the most commercial development prospects in renewable energy sources at present. According to statistics, by 6 months end in 2020, the wind power accumulation of the whole country is 2.17 hundred million kilowatts, wherein the land wind power accumulation is 2.1 hundred million kilowatts, the offshore wind power accumulation is 699 thousand kilowatts, and the specific gravity of the offshore power generation is gradually increased.

With the increase of the number of installed wind power machines in China, the wind power operation and maintenance market is larger and larger, the work is more and more complex, particularly, the types of wind power generation sets in China are more, and higher requirements are put forward for the management of the wind power operation and maintenance in the future. The operation and maintenance of the wind turbine generator mainly refers to regular overhaul and daily maintenance of the wind turbine generator. At present, the cleaning, rust removal and renovation maintenance of wind power tower barrels and blades are mainly performed by aloft work 'spiders'. A

However, the existing wind power tower maintenance device cannot provide a stable working platform, and particularly when working aloft, the device is influenced by the high-altitude wind only by one safety rope and one working rope, so that the danger coefficient is extremely high; in addition, the existing jacking device cannot accurately jack on the wind power tower, and still has great potential safety hazard.

The utility model is based on the above and aims.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a tightening fixing device and a tower maintenance platform, which can overcome the defects of high operation risk, incomplete tightening function, and the like in the prior art, so as to implement safe operation of the tower maintenance platform.

The utility model provides a jacking and fixing device, which comprises a mounting plate, a telescopic device, a rubber wheel and a sensor, wherein the mounting plate is fixed on a tower drum maintenance platform;

the sensor is used for sensing whether the telescopic device is tightly propped against the tower wall of the wind power tower cylinder or not.

Preferably, the telescopic device comprises a scissor type telescopic frame and a telescopic push rod;

one end of the scissor type telescopic frame is fixedly connected to the mounting plate, and the other end of the scissor type telescopic frame is fixedly connected to the rubber wheel; one end of the telescopic push rod is fixedly connected to the mounting plate, and the other end of the telescopic push rod is fixedly connected to the rubber wheel or the scissor type telescopic frame.

Preferably, the telescopic device is a multi-section electric push rod.

Preferably, the telescopic device comprises a sliding block and a sliding rail, the sliding block is fixedly installed on the tower barrel maintenance platform, the sliding rail stretches back and forth on the sliding block through a pulley installed at the top of the sliding rail, and one end of the sliding rail is fixedly connected to the rubber wheel.

Preferably, the sensor is a pressure sensor, and the pressure sensor is arranged on a mounting plate in a mounting mode.

Preferably, the sensor is a distance measuring sensor, and the distance measuring sensor is arranged on the rubber wheel or the telescopic device.

Preferably, the distance measuring sensor is a laser distance measuring sensor or an ultrasonic distance measuring sensor.

Preferably, the mounting plate is fixed on the tower drum maintenance platform in a hinge mode.

The utility model also provides a tower maintenance platform, which comprises a plurality of jacking fixing devices.

Preferably, the number of the tightening fixing devices is 4.

Compared with the prior art, the jacking fixing device and the tower barrel maintenance platform provided by the utility model have the advantages that the jacking pressure or the distance between the telescopic device and the tower wall is measured by installing the sensor to judge whether the tower barrel is jacked tightly, so that the safety and stability of high-altitude operation are realized.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a jacking fixing device provided in the present invention.

Fig. 2 is a schematic structural view of a telescopic device in a jacking fixing device according to the present invention.

Fig. 3 is a schematic structural view of the connection between the expansion device and the rubber wheel in the tightening and fixing device provided by the utility model.

Fig. 4 is a schematic structural diagram of a mounting plate in a tightening fixing device according to an embodiment of the present invention.

The figures are schematically as follows:

telescoping device 1, mounting panel 2, rubber tyer 3, cut fork expansion bracket 4, flexible push rod 5.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 and 4, the jacking fixing device provided in the embodiment of the present invention includes a mounting plate 2, the mounting plate 2 is fixed on a tower maintenance platform, the mounting plate 2 is used as a mechanism for connecting the tower maintenance platform and the jacking fixing device, and the fixing manner of the mounting plate 2 on the tower maintenance platform is hinge-jointed, which is not limited to the hinge-jointed manner in the present invention, and any connection manner that can realize the fixing of the mounting plate on the tower maintenance platform is within the protection scope of the present invention.

As shown in fig. 1 and 2, the tightening and fixing device provided by the embodiment of the utility model further comprises a telescopic device 1, wherein one end of the telescopic device 1 is fixedly connected with a mounting plate 2, and the other end of the telescopic device 1 is fixedly connected with a rubber wheel 3.

In one embodiment of the utility model, the telescopic device 1 comprises a scissor type telescopic frame 4 and a telescopic push rod 5, wherein one end of the scissor type telescopic frame 4 is fixedly connected to the mounting plate 2, and the other end of the scissor type telescopic frame 4 is fixedly connected to the rubber wheel 3; one end of the telescopic push rod 5 is fixedly connected to the mounting plate 2, and the other end of the telescopic push rod is fixedly connected to the rubber wheel 3 or the scissor type telescopic frame 4. The jacking fixing device provided by the utility model is hinged with a tower drum maintenance platform through the mounting plate 2 and the hinge, under the control of a PLC, the telescopic push rod 5 is pushed out, the scissor type telescopic frame 4 is opened, the rubber wheel 3 moves forwards, and after the telescopic frame is jacked to the outer wall of the tower drum, the pressure between the rubber wheel 3 and the wall surface of the tower drum is increased along with the extension of the telescopic frame, so that the outer wall of the tower drum jacked by the telescopic device can be realized.

In other embodiments of the present invention, the telescoping device is a multi-section electric putter. The multi-section electric push rod is an electric driving device which converts the rotary motion of a motor into the linear reciprocating motion of the push rod. The device can be used as an execution machine in various simple or complex process flows to realize remote control, centralized control or automatic control. In this embodiment, can be under PLC's control, multisection electric putter is ejecting, and the rubber tyer that is located multisection electric putter top moves forward, after pushing up a tower section of thick bamboo outer wall, along with multisection electric putter's extension, the pressure of rubber tyer and tower section of thick bamboo wall is bigger and bigger, just so can realize the tight tower section of thick bamboo outer wall in telescoping device top.

In addition, in another embodiment of the present invention, the telescopic device includes a sliding block and a sliding rail, the sliding block is installed and fixed on the tower maintenance platform, the sliding rail is extended and retracted back and forth on the sliding block through a pulley installed on the top of the sliding rail, and one end of the sliding rail is fixedly connected to the rubber wheel. In this embodiment, can be under PLC's control, the slide rail passes through the pulley ejecting on the slider, and the rubber wheel that is located the slide rail top moves forward, after pushing up a tower section of thick bamboo outer wall, along with the motion of slide rail, the pressure of rubber wheel and tower section of thick bamboo wall is bigger and bigger, just so can realize the tight tower section of thick bamboo outer wall in telescoping device top.

As shown in fig. 1 and 3, the jacking fixing device provided by the embodiment of the utility model further comprises a rubber wheel, the rubber wheel is fixed at one end of the telescopic device, the rubber wheel abuts against the outer wall of the tower barrel, and then the telescopic device is stretched to realize that the jacking fixing device jacks the outer wall of the tower barrel, so that the safety and stability of high-altitude operation are realized.

As shown in fig. 1, the jacking fixing device provided by the embodiment of the utility model further includes a sensor (not shown in the figure), and the sensor is used for sensing whether the telescopic device is jacked on the tower wall of the wind power tower. In one embodiment of the utility model, the sensor is a pressure sensor, the pressure sensor is arranged on the mounting plate, when the rubber wheel moves forwards and pushes against the outer wall of the tower drum, the pressure sensor arranged below the mounting plate receives a pressure signal, the pressure between the rubber wheel and the wall surface of the tower drum is increased along with the extension of the telescopic device, and the telescopic device stops when the pressure reaches a set pressure, so that the horizontal stability of the platform is ensured.

In another embodiment of the utility model, the sensor is a distance measuring sensor, and the distance measuring sensor is arranged on a rubber wheel or a telescopic device. Further, the distance measuring sensor is a laser distance measuring sensor or an ultrasonic distance measuring sensor. The distance measuring sensor is arranged on the rubber wheel or the telescopic device, measures the distance between the distance measuring sensor and the wall surface of the tower cylinder, and controls whether the distance is tight or not.

The utility model also provides a tower drum maintenance platform which comprises a plurality of jacking and fixing devices. Generally, considering the stability and safety of aerial work, the tower maintenance platform comprises 4 jacking fixing devices which are uniformly arranged on the tower maintenance platform.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, 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 to which the description refers must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

Claims

1. A jacking fixing device is characterized by comprising a mounting plate, a telescopic device, a rubber wheel and a sensor, wherein the mounting plate is fixed on a tower drum maintenance platform;

2. The jacking device as claimed in claim 1, wherein the telescopic means comprises a scissor type telescopic frame and a telescopic push rod;

3. The jacking device as claimed in claim 1, wherein said telescopic means is a multi-section electric putter.

4. The jacking fixing device as claimed in claim 1, wherein the telescopic device comprises a sliding block and a sliding rail, the sliding block is fixedly mounted on the tower maintenance platform, the sliding rail is telescopic back and forth on the sliding block through a pulley mounted at the top of the sliding rail, and one end of the sliding rail is fixedly connected to the rubber wheel.

5. A jacking fixation device as claimed in any one of claims 1 to 4, wherein said sensor is a pressure sensor, said pressure sensor being mounted on a mounting plate.

6. A jacking fixing device as claimed in any one of claims 1 to 4, wherein said sensor is a distance measuring sensor mounted on a rubber wheel or a telescopic device.

7. The tightening fixture as claimed in claim 6, wherein the distance measuring sensor is a laser distance measuring sensor or an ultrasonic distance measuring sensor.

8. A jacking fixing device as claimed in any one of claims 1 to 4, wherein the mounting plate is fixed to the tower maintenance platform by means of a hinge.

9. A tower maintenance platform comprising a plurality of tightening fixtures as claimed in claims 1-8.

10. The tower maintenance platform of claim 9, wherein said tightening fixture is 4 in number.