CN208138103U - A kind of large size column building cleaning device - Google Patents

Abstract

The utility model discloses a kind of large-scale column building cleaning device, the top braces device including interior of building can be set to；The power hoisting device being connect with top braces device through flexible piece；It is fixedly connected with power hoisting device, the cleaning device to be moved under its drive, cleaning device includes along outer wall of the building multiple cleaning fixed frames circumferentially and being respectively arranged on cleaning assembly thereon, cleaning assembly can be moved along the direction close to or far from building, to clean to it.Using cleaning device provided by the utility model, support is fixed in top braces device at the top of building, power hoisting device realizes the connection with top braces device by flexible piece, under the connection of power hoisting device, cleaning device can be moved under its drive along the outer wall of building, realize cleaning or mopping operation to wind-driven generator tower or large-scale column building.

Description

A large columnar building cleaning device

technical field

The utility model relates to the field of building cleaning equipment, in particular to a large columnar building cleaning device.

Background technique

At present, the cleaning and painting work of wind turbine towers or similar buildings are carried out by manual high-altitude operations by means of suspension. This method of operation is dangerous and inefficient.

To sum up, how to effectively solve the problems of manual work, low efficiency and high risk of cleaning existing buildings such as wind turbine towers is an urgent problem for those skilled in the art.

Utility model content

In view of this, the purpose of this utility model is to provide a large-scale columnar building cleaning device to solve the existing problems of wind turbine towers and other buildings requiring manual work, low efficiency and high risk.

In order to achieve the above object, the utility model provides the following technical solutions:

A large columnar building cleaning device, comprising:

A roof support device capable of being located inside a building;

a power lifting device connected to the top supporting device via a flexible member;

A cleaning device that is fixedly connected to the power lifting device to move under its drive, the cleaning device includes a plurality of cleaning fixtures arranged circumferentially along the outer wall of the building and cleaning components respectively arranged on them, the cleaning The components can be moved towards or away from the building to clean it.

Preferably, the cleaning assembly includes a base assembly fixedly connected to the cleaning fixture and a roller brush holder for installing roller brushes:

The base assembly is provided with a first power member for providing power for moving the roller brush holder toward or away from the building and a guide assembly for guiding the movement of the roller brush holder.

Preferably, the side of the roller brush holder close to the building is provided with an elastic support device for adjusting the distance between the roller brush holder and the building, and the elastic support device includes an elastic support provided on the roller brush holder Assemblies, the front end of the elastic assembly is provided with a guide wheel for contacting with the building.

Preferably, two groups of cleaning components are arranged on the cleaning fixed frame, and the two groups of cleaning components are arranged alternately up and down along the vertical direction of the cleaning fixed frame.

Preferably, the roller brush holder includes two roller brush installation brackets for installing the roller brush and capable of being circularly tangent to the outer wall of the building.

Preferably, the top support device includes a base, two main brackets are arranged opposite to each other on the base, an intermediate link is arranged between the two main brackets, and the top ends of the main brackets are respectively provided with load board.

Preferably, the main bracket is provided with a height-adjustable jack bracket for supporting the load plate, and the load plate is arranged obliquely downward from inside to outside.

Preferably, the power lifting device includes a lifting frame and a motor arranged on the lifting frame, and a guide wheel mechanism for guiding the flexible member is arranged above the lifting frame.

Preferably, multiple sets of shackle installation holes are provided under the lifting frame, and the lifting frame is fixedly connected to the cleaning fixing frame through shackles.

Preferably, the guide assembly includes a linear bearing provided on the base assembly and a guide rail fixedly connected with the roller brush holder and cooperating with the linear bearing.

The large-scale columnar building cleaning device provided by the utility model includes a top support device arranged on the top of the building; a power lifting device connected with the top support device through a flexible piece; a fixed connection with the power lifting device to move under its drive The cleaning device includes a plurality of cleaning fixtures arranged circumferentially along the outer wall of the building and cleaning components respectively arranged on them, and the cleaning components can move in a direction approaching or away from the building to clean it.

Applying the cleaning device provided by the utility model, the top support device is fixed and supported inside the building, and the power lifting device is connected with the top support device through a flexible piece. Under the connection of the power lifting device, the cleaning device can be driven by it. Move along the outer wall of the building, wherein the cleaning fixture is arranged along the circumference of the building's outer wall, and the cleaning assembly arranged on the cleaning fixture can fine-tune the position according to the outer diameter of the building's outer wall and clean it, Realize the cleaning or painting of wind turbine towers or large columnar buildings.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is the schematic diagram of the front view structure of the cleaning assembly provided by the embodiment of the utility model;

Fig. 2 is a partially enlarged schematic diagram of A place in Fig. 1;

Fig. 3 is a schematic diagram of the spatial structure of the cleaning assembly provided by the embodiment of the present invention;

Fig. 4 is a schematic structural view of the power lifting device provided by the embodiment of the present invention;

Fig. 5 is a schematic structural view of the cleaning fixture provided by the embodiment of the present invention;

Fig. 6 is a schematic structural view of the roller brush provided by the embodiment of the present invention;

Fig. 7 is a front structural schematic diagram of the top supporting device provided by the embodiment of the present invention;

Fig. 8 is a schematic diagram of the spatial structure of the top support device provided by the embodiment of the present invention;

Fig. 9 is a schematic diagram of the installation structure of the top support device provided by the embodiment of the present invention.

The markings in the attached drawings are as follows:

Base component 1, linear bearing 2, guide component 3, roller brush holder 4, first power part 5, elastic support device 6, elastic component 7, guide wheel 8, lifting frame 9, lifting motor 10, shackle installation hole 11 1. Cleaning fixed frame 12, roller brush 13, base 14, main support 15, intermediate connecting rod 16, jacking bracket 17, load plate 18.

Detailed ways

The embodiment of the utility model discloses a large-scale columnar building cleaning device to solve the existing problems of manual work, low efficiency and high risk for cleaning buildings such as wind power generator towers.

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1-Fig. 6, Fig. 1 is the front structural diagram of the cleaning assembly provided by the embodiment of the utility model; Fig. 2 is a partially enlarged schematic diagram of A in Fig. 1; Fig. 3 is the cleaning assembly provided by the embodiment of the utility model Fig. 4 is a schematic diagram of the structure of the power lifting device provided by the embodiment of the utility model; Fig. 5 is a schematic diagram of the structure of the cleaning fixture provided by the embodiment of the utility model; Fig. 6 is a schematic diagram of the drum provided by the embodiment of the utility model Schematic diagram of the structure of the brush.

In a specific embodiment, the large-scale columnar building cleaning device provided by the utility model includes a top support device arranged inside the building; the top support device is generally arranged inside the engine room at the top of the building to play a role of support and fixation , generally with a detachable fixed connection between the top of the building. The power hoisting device connected with the top support device through flexible parts; the power hoisting device is generally a power device such as a motor, and its specific structure can be set up according to actual needs. Among them, the flexible part can be specifically a steel wire rope, etc., and its structure is not limited , are all within the protection scope of the present utility model.

A cleaning device that is fixedly connected to the power lifting device to move under its drive. The cleaning device includes a plurality of cleaning fixtures 12 arranged circumferentially along the outer wall of the building and cleaning components respectively arranged thereon. The cleaning components can move along the Or move away from the building to clean it.

The fixed connection between the cleaning device and the power lifting device can be realized by structures such as slings or wire ropes, or in other embodiments, can also be set by itself through steel bars. The cleaning fixture 12 is arranged circumferentially along the outer wall of the columnar building. The cleaning fixture 12 is generally placed along the tangent of the columnar building. The outer periphery of the wall is infinitely separated by cleaning fixtures 12, so as to realize the cleaning of the outer wall of the columnar building, wherein the number of cleaning fixtures 12 can be set according to the size of the outer circle of the building's outer wall. The cleaning assembly is fixedly connected to the cleaning fixture 12, preferably a detachable fixed connection, such as being fixed by bolts, etc., wherein the cleaning assembly generally includes a rolling brush, a cleaning liquid water pipe and a nozzle, etc. In one embodiment, it can also be Including painting device, in order to realize the cleaning and anticorrosion operation of the outer wall of the building.

The cleaning component can move toward or away from the building, so that when the building is a conical building with a smaller diameter at the upper end and a larger diameter at the lower end, the effective operation can be realized by fine-tuning the distance between the cleaning component and the building.

As shown in FIG. 5 , in one embodiment, the cleaning fixture 12 is generally composed of octagonal space trusses, which are detachably fixedly connected to facilitate transportation and on-site assembly. The main frame includes a chord and an auxiliary rod. The diameter of the chord is larger than that of the auxiliary rod. Generally, it is welded with a rectangular tube. While meeting the design requirements of the force check, the weight of the equipment is reduced. The connection can use a boss structure to facilitate the actual assembly position Adjustments are made on-site with high convenience. Among them, a group of auxiliary sides are included, and each side is connected by up and down staggered bosses.

Applying the cleaning device provided by the utility model, the top support device is fixed and supported inside the building, and the power lifting device is connected with the top support device through a flexible piece. Under the connection of the power lifting device, the cleaning device can be driven by it. Move along the outer wall of the building, wherein, the cleaning fixture 12 is arranged along the circumference of the building outer wall, and the cleaning assembly arranged on the cleaning fixture 12 can carry out position fine-tuning according to the outer diameter of the building outer wall, and it Cleaning, to realize the cleaning or painting of wind turbine towers or large columnar buildings.

Specifically, the cleaning assembly includes a base assembly 1 fixedly connected to the cleaning fixture 12 and a roller brush holder 4 for installing the roller brush 13: the base assembly 1 generally includes a base plate and a connecting pipe, wherein the connecting pipe is welded to the cleaning fixture 12, during the welding process, it is fixed by tooling to adjust the levelness and parallelism of the connecting pipes, so as to facilitate the fitting installation of the base plate. The base plate is used to carry other devices installed on it. It needs to meet the requirements of levelness and parallelism. Generally, it is completed by cold cutting of 10mm high-quality steel plate to fully ensure the parallelism of the installation holes and the plane. There are small holes around the base plate. The foot plate is used for fixing with the connecting pipe, and the connecting pipe is generally a rectangular pipe.

As shown in Figure 3, the base assembly 1 is provided with a first power member 5 for providing power for the movement of the roller brush holder 4 in a direction approaching or away from the building and a guide assembly for guiding the movement of the roller brush holder 4 3. The first power part 5 is preferably a cylinder, more preferably, a B04 cylinder, which is dustproof and waterproof, and the extension head has a floating joint to prevent irregular shaking of the brush head when the extension distance is large. The cylinder can be moved through bolts, etc. It is disassembled and installed on the base assembly 1. Of course, in other embodiments, other forms of the first power member 5 can also be selected. This is only a preferred embodiment. Through the cooperation of the first power member 5 and the guide assembly 3, To realize the movement of the roller brush holder 4, the guide assembly 3 may specifically be a slide rail or other structures, all of which are within the protection scope of the present invention.

Further, as shown in Figure 2, the side of the roller brush holder 4 close to the building is provided with an elastic support device 6 for adjusting the distance between the roller brush holder 4 and the building, and the elastic support device 6 includes an elastic support device located on the roller brush holder 4. The elastic assembly 7 on the top, the front end of the elastic assembly 7 is provided with a guide wheel 8 in contact with the building. It can be understood that the guide wheel 8 is arranged vertically to slide up and down driven by the roller brush holder 4, the elastic component 7 can be specifically a spring and a bolt in one embodiment, and the roller brush holder 4 is provided with a The bolt hole of the bolt is installed, the spring is set on the bolt, and the guide wheel 8 can be set at the front end of the spring. By adjusting the bolt, the spring is compressed, the distance between the guide wheel 8 and the building is reduced, and the guide wheel 8 directly contacts the tower. For the outer circle, the distance between the roller brush 13 and the outer wall of the tower is adjusted by the power unit 5 to ensure that the bristles of the roller brush 13 contact the outer circle to generate friction, and the roller body does not interfere with the outer circle. Of course, in other embodiments, a suitable elastic support device 6 can also be provided by itself, which is only a preferred embodiment here.

Specifically, two groups of cleaning components are arranged on the cleaning fixing frame 12 , and the two groups of cleaning components are arranged vertically and staggeredly along the vertical direction of the cleaning fixing frame 12 to improve space utilization. The cleaning assembly is fixed on the cleaning fixture 12 by bolts. In one embodiment, there are 16 cleaning assemblies, which are divided into upper and lower layers, with 8 in each layer, and are arranged staggeredly in the vertical direction of the cleaning fixture 12, further Specifically, the cleaning brush includes a cylinder, which can drive the roller brush 13 close to the tower wall through its contraction, and at the same time, the roller brush 13 rotates to complete the cleaning of the outer wall of the tower. Of course, in other embodiments, only one set of cleaning components may be provided, which can be set according to the actual situation.

In one embodiment, the roller brush holder 4 includes two roller brush installation brackets for installing the roller brush 13, and the roller brush installation brackets are respectively tangent to the outer wall of the building. It can be understood that each roller brush holder 4 can be equipped with two roller brushes 13, the roller brush installation bracket is arranged along the direction tangent to the outer wall circle of the building, the opening angle of the brush holder is the circle tangent angle, and the roller brush installation bracket The middle position points to the center of the circle, and the two roller brushes 13 are tangent to the circle to ensure good contact between the roller brushes 13 and the circle.

As shown in Figures 7, 8 and 9, Figure 7 is a schematic diagram of the front view of the top support device provided by the embodiment of the utility model; Figure 8 is a schematic diagram of the spatial structure of the top support device provided by the embodiment of the utility model; Figure 9 is A schematic diagram of the installation structure of the top support device provided by the embodiment of the utility model. In one embodiment, the top support device includes a base 14, two main brackets 15 are arranged opposite to each other on the base 14, an intermediate link 16 is arranged between the two main brackets 15, and the tops of the main brackets 15 are respectively provided with The load plate 18 of the cover. The base 14 is generally a wedge-shaped base 14, an inclined platform compatible with the engine room frame in the building, with good shock absorption, preventing the main support 15 from damaging the surface of the frame, improving stability through the intermediate connecting rod 16, and the load plate 18 supporting the side of the engine room The wall transmits the load of the equipment to the main frame, reduces the load on the side wall of the engine room, and ensures safety.

Specifically, the main bracket 15 is provided with a height-adjustable jacking bracket 17 for supporting the load plate 18 , and the load plate 18 is arranged obliquely downward from the inside to the outside. The jack bracket 17 is generally composed of bolts and nuts, and its height can be adjusted to drive the load plate 18 to move, so that the load plate 18 is pressed against the inner wall of the engine room of the building to achieve effective support. Among them, four jacking brackets 17 are generally arranged on the main bracket 15, and three jacking brackets 17 may also be arranged in other embodiments to adjust the position of the plane where the load plate 18 is located. The load plate 18 is arranged obliquely downward from the inside to the outside to effectively transfer Load onto the load plate 18, of course, in other embodiments, the position of the load plate 18 can also be adjusted by adjusting the height of the jacking 17 as required, the load plate 18 is arranged according to the shape of the nacelle cover, reducing the weight of the cleaning device to the nacelle effect of the hood. .

In one embodiment, the power lifting device includes a lifting frame 9 and a motor arranged on the lifting frame 9 , and a guide wheel mechanism for guiding the flexible member is arranged above the lifting frame 9 . The frame is manufactured by welding rectangular tubes, and the upper part has a guide wheel mechanism and a safety lock mechanism. There is a shackle mounting hole 11 in the bottom. The guide wheel mechanism is used to guide the wire rope, and the safety lock is equipped with a safety rope (another group of wire ropes). There are 4 wire ropes in total, two for work and two for safety ropes. Among them, the motor adopts the hanging basket motor, the technology is mature and reliable, and the failure rate is low. A frequency conversion mechanism can be added to realize the adjustment of the up and down speed.

Specifically, a plurality of sets of shackle installation holes 11 are provided below the lifting frame 9, and the lifting frame 9 is fixedly connected to the cleaning fixing frame 12 through shackles. The power lifting device and the top support device are generally realized by slings. The top support device is generally installed inside the engine room of the building. There are slings on the guardrail of the engine room, and the fixation with the power hoisting device is realized through the slings. The slings generally include two groups, which are arranged symmetrically on the left and right. , 4 pieces of 4m slings, one end is a lifting ring, and the other end is four 1-ton shackles. The two lifting rings are fixed on the top front guardrail through the combination of M35 ring shackles, which are used to reduce the impact of the equipment on the top cabin and disperse the weight of the equipment. The local pressure of the lifting frame 9 is easy to install; the bottom of the lifting frame 9 is provided with a shackle, and the shackle is connected to the shackle mounting hole 11 of the lifting frame 9 through a sling, which expands the lifting points of the two power lifting devices. 4, strengthen the horizontal stability of the cleaning part, and improve the stress state in the cleaning component.

On the basis of the above-mentioned embodiments, the guide assembly 3 includes a linear bearing 2 arranged on the base assembly 1 and a guide rail fixedly connected with the roller brush holder 4 and cooperating with the linear bearing 2 . In one embodiment, when there are two roller brush mounting brackets, correspondingly, there are two guide rails, which are parallel to the cylinder, and the guide rails pass through the linear bearings 2 respectively, and one end is fixedly connected with the roller brush holder 4 by bolts , the guide rail slides and cooperates with the cylinder to stretch in and out, while supporting the self gravity of the front brush holder and the shaking when rotating, wherein the linear bearing 2 is a kind of existing equipment, and its specific structure and connection relationship can refer to the prior art.

The specific working process is as follows: the top supporting device is hoisted into the engine room by the unit itself through the steel wire rope, etc., and the assembly is completed;

The cleaning fixture 12 is assembled into an octagonal structure. Initially, 7 sides are assembled, and one side spanning the door side of the tower is reserved, and the 7-side cleaning brush and roller brush 13 are assembled, and the electrical water pipe and air pipe joints on each side are assembled;

After the top assembly is completed, put down the steel wire rope, put the steel wire rope into the power hoisting device at the bottom, connect the power supply of the hoist, install the shackle sling, pre-raise the hoist to a certain height, and pre-tighten the sling. Complete the pre-elevation of the two elevators. Assemble the drum power supply, air pipe and water pipe on the main frame;

Lift 7 sides, and use support to balance the frame of 7 sides when it is less than 1.7m. At 1.7m, install the auxiliary edge to the gap, and then continue to lift. When the 7 sides reach the height of the handrail of the door ladder, assemble the main frame on the last side, and install the cleaning brush, roller, wiring, water pipes, air pipes, etc. on the last side;

Lower the auxiliary side and continue to lift the frame. To the main frame beyond the upper frame of the tower door. Start the power supply, connect the pneumatic control valve, connect the water pump to adjust the pressure of the water pump. Now the cylinder is pressed against the wall of the tower tube, the nozzle of the water pipe sprays water, and the roller brush 13 rotates to start cleaning.

The hoist continues to rise and starts cleaning. Continue cleaning during the up and down process.

Among them, the main frame requires high strength and a margin, refer to the requirements for high-altitude equipment; the deflection requirements, two hoists are expanded to 4 lifting points, the overall length is long, and the amount of deformation needs to be controlled to reduce deflection. At the same time, as high-altitude equipment, as well as factors such as the load capacity of the nacelle cover, it is necessary to control the weight. It is also necessary to consider the convenience of installation on 8 sides. Combined with the stress situation of the entire equipment: the self-weight uniform load, the concentrated load of the cleaning brush holder, the high-altitude wind load, the start-stop impact of the lifting motor 10, etc.

The cleaning device is required to be closely connected with the main frame when it is working, and at the same time it is easy to disassemble. The cleaning device is a structure of the original motion output of the cylinder. It is required that the output direction of the cylinder is determined to point to the center of the tower, and the parallelism between the extension rod of the cylinder and the guide rail rod is required; and the parallelism of the guide rail needs the levelness and parallelism of the linear bearing 2 to ensure. Progressively from this layer upon layer. At the same time, the design space of the elastic device in contact with the cleaning device and the tower is narrow. As the main contact part, the elastic range should be adjustable, the strength should be sufficient, the sliding property should be good, and the electrical wiring should not be interfered.

There is a tower door at the bottom of the tower, that is, the equipment needs to be assembled on the ground, but it needs to be lifted about 4m before the assembly can be completed. This has high requirements for design, processing and installation. Due to the need to cross the tower door, the equipment is required to be lifted to a height of about 4m without one side, and then the assembly is completed.

Lift the supporting structure. The structure is on the nacelle. It is known from the complete set that all loads are applied to the nacelle cover. In consideration of safety, it is necessary to reduce the stress on the nacelle cover and reduce the local pressure of the nacelle cover. And no substantial structural changes can be made to the contents of the cabin. The lifting support device is thus constituted by inner and outer parts. Internal load transfer device, external pressure distribution wire rope connection device.

In a specific embodiment, the top support device includes a base 14 and a main bracket 15 arranged thereon, the main bracket 15 is provided with a load plate 18 capable of being attached to the inner wall of the top of the nacelle for support, and the load plate 18 and The main bracket 15 is provided with an angle adjustment device capable of adjusting the angle between the load plate 18 and the inner wall of the roof of the nacelle to achieve fit.

The base 14 is generally arranged on the inclined platform of the engine room frame, and the main bracket 15 and the base 14 are preferably welded and fixed. Of course, in other embodiments, it can also be fixed by one-piece arrangement or other methods, and the connection method can be carried out according to actual needs. The selections are all within the scope of protection of the present utility model. A load plate 18 is provided above the main bracket 15, and the load plate 18 is attached to the inner wall of the top of the nacelle to maximize the load of the transmission equipment to the main bracket 15 and reduce the weight of the nacelle cover. Load, to ensure the safety of the device, wherein, in order to make the load plate 18 and the inner wall of the cabin top closely, an angle adjustment device can be set between the load plate 18 and the main bracket 15, and the plane of the load plate 18 can be rotated by the angle adjustment device Adjust the angle to ensure the close fit between the load plate 18 and the main bracket 15, increase the force bearing area, and improve the load transmission efficiency.

Wherein, the angle adjustment device can be specifically a cylinder, one side of the protruding end of the cylinder is connected to the load plate 18, and one side of the fixed end is fixedly connected to the main bracket 15, or, in one embodiment, the angle adjustment device can also be For setting, as long as the same technical effect can be achieved, the specific implementation manner is not limited.

In one embodiment, the base 14 is provided with a main bracket 15, and the main bracket 15 is provided with a load plate 18 that can be attached to the inner wall of the top of the nacelle, and the load plate 18 is attached to the inner wall of the top of the nacelle to transfer the load on the nacelle cover. to the main bracket 15, and adjust the angle between the load plate 18 and the inner wall of the top of the nacelle through the angle adjustment device, the load plate 18 can be set according to the inclination angle of the inner wall of the top of the nacelle, so that the two are closely attached to increase the force-bearing area, In order to ensure that the inner wall of the top of the nacelle is effectively supported, the load on the top of the nacelle is transmitted to the main bracket 15, the load of the nacelle is reduced, and the safety of the nacelle is improved. The device has a simple structure and is easy to install.

Specifically, the angle adjustment device is a jacking bracket 17, which is arranged along the circumferential edge of the main bracket 15, and the main bracket 15 is fixed with a mounting tube cooperating with the jacking bracket 17. It can be understood that the jacking brackets 17 are arranged vertically to ensure the contact between the load plate 18 and the inner wall of the cabin top. The size of the jacking bracket 17 is set to effectively support it. The jacking bracket 17 and the installation pipe are preferably fixedly connected through threads. Further, the jacking bracket 17 includes a threaded vertical rod with an external thread on the outer wall and is fixedly connected with the threaded vertical rod for A handle for adjusting the height of the threaded pole, and the inner wall of the installation pipe is provided with an internal thread matched with the threaded pole.

The top of the threaded pole is fixedly connected with the load plate 18, preferably fixed by bolts, etc., so as to facilitate disassembly and assembly. The installation pipe can be specifically a steel pipe, and the inner wall of the installation pipe is provided with internal threads to match the external threads of the threaded pole. , realize the rotation of the threaded vertical rod in the installation pipe by turning the handle, and then realize the up and down adjustment, so as to ensure the tight fit between the load plate 18 and the inner wall of the cabin top.

Wherein, it can be understood that the jack bracket 17 and the load plate 18 are hinged by bolts, so that when the plane angle of the load plate 18 is adjusted, the degree of freedom of rotation of the load plate 18 is guaranteed by the bolts, so that the load plate 18 can be mounted on the main bracket 15 Rotation is achieved to ensure a close fit with the inner wall of the top of the nacelle. Of course, in other embodiments, other forms of rotating parts such as bearings or other devices can also be selected, as long as the same technical effect is achieved.

In one embodiment, the number and installation position of the main bracket 15 can be set according to the size of the inner wall at the top of the nacelle. One, intermediate link 16 is provided between two main brackets 15, improves the stability of device by intermediate link 16, and the two ends of intermediate link 16 are welded and fixed with main bracket 15 respectively.

On the basis of the above-mentioned embodiments, the load board 18 is provided with square wood groups for supporting the inner wall of the roof of the nacelle, and the square wood groups are arranged along the circumferential edge of the load board 18 . Preferably two are provided, and they are arranged oppositely on the load plate 18, so that the inner wall of the roof of the nacelle can be fixed-point supported by the square wood group, and the stability of the device can be improved. Of course, more than one can also be set as required, which will not be repeated here.

Preferably, the base 14 is specifically a wedge-shaped base 14, which is convenient to adapt to the inclined platform of the frame of the nacelle, and can effectively absorb shocks to prevent the main bracket 15 from losing the surface of the frame.

Further, the main support 15 is a rectangular support, and the installation pipes are evenly arranged along the four apexes of the rectangular support. Correspondingly, each installation pipe is respectively provided with jacking brackets 17, and the inner wall of the top of the cabin is supported by four points of support. Of course, in other embodiments, the main bracket 15 may also be specifically a circular tube bracket or other forms of brackets, all of which are within the protection scope of the present invention.

In one embodiment, the load plate 18 is arranged obliquely downward from the inside to the outside along the axial direction of the nacelle. In this way, it is set to conform to the structural form of the top inner wall of the nacelle, so that the two can fit closely. In other embodiments, the angle adjustment of the load plate 18 can also be realized by adjusting the angle adjustment device, so as to ensure the support of the nacelle cover.

Alternatively, in one embodiment, the angle adjusting device is specifically an air cylinder, and the air cylinder is arranged along the circumferential edge of the main bracket 15 . The cylinder drives the load plate 18 to move up and down. It can be understood that a rotating member, such as a ball bearing, needs to be provided between the cylinder and the load plate 18 to adjust the angle. For details, please refer to the prior art, which will not be repeated here.

Cleaning equipment includes pneumatic system, hoist electrical system, cleaning drum electrical system, cylinder control electrical system. All adopt bus design, quick plug connection, easy installation and reliable use.

Finally, it should also be noted that in this text, relational terms such as first and second etc. are only used to distinguish one entity or operation from another, and do not necessarily require or imply that these entities or operations, any such actual relationship or order exists. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or apparatus. Without further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of additional identical elements in the process, method, article or apparatus comprising said element.

Each embodiment in this specification is described in a progressive manner, each embodiment focuses on the difference from other embodiments, and the same and similar parts of each embodiment can be referred to each other.

The above description of the disclosed embodiments enables those skilled in the art to realize or use the utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. a kind of large size column building cleaning device, which is characterized in that including：

The top braces device of interior of building can be set to；

The power hoisting device being connect with the top braces device through flexible piece；

It is fixedly connected with the power hoisting device, the cleaning device to be moved under its drive, the cleaning device includes edge The multiple cleaning fixed frames of outer wall of the building circumferentially and it is respectively arranged on cleaning assembly thereon, the cleaning assembly being capable of edge Close to or far from building direction it is mobile, to be cleaned to it.

2. large size column building cleaning device according to claim 1, which is characterized in that the cleaning assembly include with The base assembly that the cleaning fixed frame is fixedly connected and the roller brush holder for installing rotary broom：

The base assembly is equipped with for moving offer power along the direction close to or far from building to the roller brush holder The first force piece and the guidance set that is oriented to for the movement to the roller brush holder.

3. large size column building cleaning device according to claim 2, which is characterized in that close on the roller brush holder The side of building be equipped with for adjust the roller brush holder and distance between buildings from resilient supporting unit, the resilient support Device includes the elastic parts on the roller brush holder, and the front end of the elastic parts is equipped with for contacting with building Guide wheel.

4. large size column building cleaning device according to claim 3, which is characterized in that set on the cleaning fixed frame Cleaning assembly described in having two groups, cleaning assembly described in two groups are staggered up and down along the vertical direction of the cleaning fixed frame.

5. large size column building cleaning device according to claim 4, which is characterized in that the roller brush holder includes two A rotary broom mounting bracket for installing rotary broom and can be tangent with the outer wall of building circle.

6. large size column building cleaning device according to claim 1, which is characterized in that the top braces device packet Include pedestal, it is opposite on the pedestal to set there are two main support, it is equipped with intermediate connecting rod between two main supports, the main support Top is respectively provided with the load board of support cabin roof.

7. large size column building cleaning device according to claim 6, which is characterized in that the main support, which is equipped with, to be used In supporting the load board and height-adjustable jacking, the load board to be arranged obliquely from the inside to the outside.

8. large size column building cleaning device according to claim 2, which is characterized in that the power hoisting device packet Lift carriage and the motor in the lift carriage are included, the top of the lift carriage is equipped with for guiding the flexible piece Guide wheel mechanism.

9. large size column building cleaning device according to claim 8, which is characterized in that the lower section of the lift carriage Equipped with multiple groups shackle mounting hole, the lift carriage is fixedly connected with the cleaning fixed frame through shackle.

10. according to the described in any item large-scale column building cleaning devices of claim 2-5, which is characterized in that the guiding Component include the linear bearing on the base assembly and be fixedly connected with the roller brush holder and with the linear bearing The guide rail of cooperation.