Cantilever crane assembly with cleaning device

Abstract

The utility model discloses an arm support assembly with a cleaning device, the arm support assembly with the cleaning device comprises a telescopic arm support, an adjusting mechanism and a cleaning assembly, the telescopic arm support is used for installing a water supply pipe, and the adjusting mechanism comprises a connecting frame and a rotation driving assembly. The rotation driving assembly is arranged at the free end of the telescopic arm frame and used for driving the connecting frame to swing so as to adjust the swing angle of the connecting frame relative to the to-be-cleaned object. The cleaning assembly comprises a cleaning disc, a high-pressure nozzle and a rotary driving part, the cleaning disc is connected with the connecting frame, one side of the cleaning disc is used for being connected with the water supply pipe, the high-pressure nozzle is rotatably arranged on the cleaning disc and used for spraying cleaning water, and the rotary driving part is used for driving the high-pressure nozzle to rotate. Cleaning water sprayed by the high-pressure nozzles is high in water pressure and can quickly remove rust on the surface of the to-be-cleaned object, the high-pressure nozzles rotationally spray the cleaning water to further increase the impact strength of the cleaning water, and the working efficiency and the rust removal effect are improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of aerial work equipment, and in particular relates to an arm assembly with a cleaning device. Background Art

[0002] At present, the main method of high-altitude rust removal is to climb up with the help of aerial work vehicles and use handheld spray guns to perform sandblasting to remove rust. Manual sandblasting requires continuous work, is labor-intensive, and is usually accompanied by serious pollution, which harms the environment and the health of workers. Some high-altitude rust removal operations rely on wall-climbing rust removal robots to replace manual operations, but there are still problems such as low operating efficiency and poor rust removal effects, which cannot be widely used in high-altitude rust removal operations on complex curved surfaces. Utility Model Content

[0003] In view of the above-mentioned defects or shortcomings, the utility model provides an arm assembly with a cleaning device, aiming to solve the technical problems of low efficiency and poor rust removal effect in high-altitude rust removal operations.

[0004] In order to achieve the above-mentioned purpose, the utility model provides an arm support assembly with a cleaning device, and the arm support assembly with a cleaning device comprises:

[0005] Telescopic arm for water supply and delivery pipe installation;

[0006] The adjusting mechanism comprises a connecting frame and a slewing drive assembly, wherein the connecting frame is connected to the slewing drive assembly, and the slewing drive assembly is arranged at the free end of the telescopic arm and is used to drive the connecting frame to swing so as to adjust the swing angle of the connecting frame relative to the object to be cleaned;

[0007] The cleaning assembly includes a cleaning disc, a high-pressure nozzle and a rotating drive member. The cleaning disc is connected to a connecting frame, and a side of the cleaning disc away from the object to be cleaned is used to be connected to a water supply pipe. The high-pressure nozzle is rotatably arranged on a side of the cleaning disc away from the water supply pipe and is used to spray cleaning water. The rotating drive member is arranged on the cleaning disc and is used to drive the high-pressure nozzle to rotate.

[0008] In an embodiment of the utility model, at least two nozzle groups arranged at intervals are provided on the side of the cleaning disc away from the water supply pipe, each nozzle group includes a plurality of high-pressure nozzles arranged in an array, and a rotating drive member is connected to the plurality of high-pressure nozzles and is used to drive the plurality of high-pressure nozzles to rotate synchronously.

[0009] In an embodiment of the utility model, the connecting frame includes a connecting rod and a mounting frame. The mounting frame is arranged at one end of the connecting rod and encloses an installation space for the cleaning disc to extend into. The cleaning disc is connected to the mounting frame, and the end of the connecting rod away from the mounting frame is connected to the rotary drive assembly.

[0010] In an embodiment of the utility model, the slewing drive assembly includes a slewing support and a slewing drive member, the slewing support is connected to the slewing drive member, the slewing drive member is arranged at the free end of the telescopic arm and is used to drive the slewing support to rotate, and the end of the connecting rod away from the mounting frame is connected to the slewing support.

[0011] In an embodiment of the utility model, the connecting rod includes an avoidance portion, a first connecting portion and a second connecting portion, the avoidance portion includes an extension section and a transition section, one end of the first connecting portion is connected to the slewing support, the extension section is connected to the other end of the first connecting portion and is bent upward, the transition section is connected to the upper end of the extension section and is bent in a direction away from the slewing support, one end of the second connecting portion is connected to the transition section, and the mounting frame is connected to the other end of the second connecting portion;

[0012] And / or, the mounting frame has a first mounting end and a second mounting end that are arranged opposite to each other, and the connecting frame also includes two connecting shafts that are respectively arranged at the first mounting end and the second mounting end, and the two connecting shafts are both connected to the outer edge of the cleaning plate.

[0013] In an embodiment of the utility model, the adjustment mechanism also includes a clamping drive member, which is arranged on a swivel support, and a driving end of the clamping drive member is connected to a side of the connecting rod away from the object to be cleaned, and the clamping drive member is used to drive the cleaning disc to be pressed and fitted with the object to be cleaned through the connecting rod and the mounting frame.

[0014] In an embodiment of the utility model, the telescopic arm frame includes an arm frame body and a pipeline device, the arm frame body includes a fixed joint arm and a telescopic joint arm telescopically arranged on the fixed joint arm, the telescopic joint arm is used to connect with the rotary drive assembly; the pipeline device includes a first accommodating tube, a drag chain and a second accommodating tube, the first accommodating tube is arranged on the fixed joint arm and extends along the length direction of the fixed joint arm, the second accommodating tube and the drag chain are both located on the side of the fixed joint arm away from the first accommodating tube, and the second accommodating tube is used to be connected to the telescopic joint arm at one end close to the cleaning disk, the fixed end of the drag chain is arranged on the fixed joint arm and located on the lower side of the second accommodating tube, the movable end of the drag chain extends toward the side away from the cleaning disk and is connected to the end of the second accommodating tube away from the cleaning disk, the first accommodating tube, the drag chain and the second accommodating tube are used to form a pipeline channel for supplying water from the fixed joint arm to the cleaning disk.

[0015] In an embodiment of the utility model, a connecting member is arranged between the second accommodating tube and the drag chain, and the connecting member includes a first connecting section and a second connecting section. The first connecting section is connected to the second accommodating tube and is arranged upwardly and inclined in a direction away from the cleaning disk. The second connecting section connects the upper end of the first connecting section and the movable end of the drag chain and is arranged to extend horizontally.

[0016] In the embodiment of the utility model, the water pressure of the cleaning water sprayed by the high-pressure nozzle is set to 240Mpa ~ 280Mpa.

[0017] In the embodiment of the utility model, a sewage outlet for discharging sewage is provided on the cleaning disc, and the sewage outlet is connected to a sewage pipe.

[0018] Through the above technical solution, the arm assembly with a cleaning device provided by the embodiment of the utility model has the following beneficial effects:

[0019] In the technical solution of the utility model, a slewing drive assembly is arranged at the free end of the telescopic arm, a connecting frame is arranged on the slewing drive assembly, and a cleaning disc is arranged on the connecting frame, so that the telescopic arm can drive the cleaning disc to be extended and retracted through the connecting frame to adjust the height of the cleaning disc for high-altitude rust removal operations. A water supply pipe is arranged on the telescopic arm, the water supply pipe is connected to one side of the cleaning disc, and a high-pressure nozzle is arranged on the other side of the cleaning disc. Cleaning water can be transported into the cleaning disc through the water supply pipe, and the rotating driving member can drive the high-pressure nozzle to rotate at a high speed, so that the high-pressure nozzle sprays high pressure water toward the object to be cleaned. The high-pressure swirl cleaning water is used to remove rust from the object to be cleaned. The cleaning water sprayed by the high-pressure nozzle has a high water pressure and can quickly remove rust on the surface of the object to be cleaned. The rotating spraying of the cleaning water by the high-pressure nozzle can further increase the impact force of the cleaning water, thereby improving the working efficiency and rust removal effect. In addition, the rotary drive component can drive the cleaning disc to swing relative to the object to be cleaned through the connecting frame to adjust the angle between the cleaning disc and the object to be cleaned, so that the cleaning disc can fit the surface of the object to be cleaned to spray the cleaning water. It is suitable for removing rust on objects to be cleaned with complex curved surfaces, and has a wide range of applications and high versatility.

[0020] Other features and advantages of the embodiments of the present invention will be described in detail in the subsequent specific implementation section. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The accompanying drawings are used to provide a further understanding of the embodiments of the present utility model and constitute a part of the specification. Together with the following specific embodiments, they are used to explain the embodiments of the present utility model, but do not constitute a limitation on the embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without creative work. In the drawings:

[0022] Figure 1 It is a structural schematic diagram of an arm assembly with a cleaning device according to an embodiment of the utility model;

[0023] Figure 2 yes Figure 1 A magnified schematic diagram of the middle A area;

[0024] Figure 3 It is a partial structural schematic diagram of an arm support assembly with a cleaning device according to an embodiment of the utility model;

[0025] Figure 4 It is a structural schematic diagram of an adjustment mechanism and a cleaning component according to an embodiment of the utility model;

[0026] Figure 5 It is a structural schematic diagram of a connecting frame and a cleaning assembly according to an embodiment of the utility model;

[0027] Figure 6 It is a structural schematic diagram of a telescopic arm according to an embodiment of the utility model at a viewing angle;

[0028] Figure 7 It is a structural schematic diagram of a telescopic arm according to an embodiment of the utility model at another viewing angle.

[0029] Description of Reference Numerals

[0030] 10 Telescopic arm 221 Installation space

[0031] 11 Fixed section arm 222 First mounting end

[0032] 12 Telescopic arm 223 Second mounting end

[0033] 13 first accommodating tube 23 connecting shaft

[0034] 14 Drag chain 30 slewing drive assembly

[0035] 15 Second accommodating tube 31 Rotating support

[0036] 16 First connecting section 32 Rotation drive member

[0037] 17 Second connecting section 40 Cleaning component

[0038] 20 Connecting rack 41 Cleaning tray

[0039] 21 Connecting rod 411 Drain port

[0040] 211 first connection part 42 rotation driving member

[0041] 212 second connection part 43 nozzle group

[0042] 213 extension section 50 pressing drive member

[0043] 214 Transfer section 200 Water supply pipe

[0044] 22 Installation frame 300 Drain pipe DETAILED DESCRIPTION

[0045] The specific implementation of the present invention is described in detail below in conjunction with the accompanying drawings. It should be understood that the specific implementation described here is only used to illustrate and explain the present invention, and is not used to limit the present invention.

[0046] The arm assembly with a cleaning device of the present invention will be described below with reference to the accompanying drawings.

[0047] like Figure 1 , Figure 3 and Figure 5 As shown, the utility model provides an arm assembly with a cleaning device, the arm assembly with the cleaning device includes a telescopic arm 10, an adjusting mechanism and a cleaning component 40, the telescopic arm 10 is used for installing a water supply pipe 200, the adjusting mechanism includes a connecting frame 20 and a rotary drive component 30, the connecting frame 20 is connected to the rotary drive component 30, the rotary drive component 30 is arranged at the free end of the telescopic arm 10 and is used to drive the connecting frame 20 to swing, so as to adjust the swing angle of the connecting frame 20 relative to the object to be cleaned; the cleaning component 40 includes a cleaning disc 41, a high-pressure nozzle and a rotating drive member 42, the cleaning disc 41 is connected to the connecting frame 20, and the side of the cleaning disc 41 away from the object to be cleaned is used to connect with the water supply pipe 200, the high-pressure nozzle is rotatably arranged on the side of the cleaning disc 41 away from the water supply pipe 200 and is used to spray cleaning water, and the rotating drive member 42 is arranged on the cleaning disc 41 and is used to drive the high-pressure nozzle to rotate.

[0048] Specifically, the arm assembly with a cleaning device includes a telescopic arm 10 and a cleaning device, the cleaning device includes an adjusting mechanism and a cleaning component 40, the telescopic arm 10 can be arranged on the body of a high-altitude rust removal operation vehicle or other rust removal operation machinery, the slewing drive component 30 is arranged at the free end of the telescopic arm 10, the connecting frame 20 is arranged on the slewing drive component 30, and the cleaning disc 41 is arranged on the connecting frame 20, so that the telescopic arm 10 can drive the cleaning disc 41 to extend and retract through the connecting frame 20 to adjust the height of the cleaning disc 41 for high-altitude rust removal operations, and a water supply pipe 200 is arranged on the telescopic arm 10, the water supply pipe 200 is connected to one side of the cleaning disc 41, and a high-pressure nozzle is arranged on the other side of the cleaning disc 41, and cleaning water can be supplied through the water supply pipe 200. The cleaning water is transported to the cleaning disc 41, and the rotating driving member 42 can drive the high-pressure nozzle to rotate at a high speed, so that the high-pressure nozzle sprays high-pressure cyclone cleaning water toward the object to be cleaned, thereby removing rust from the object to be cleaned. The cleaning water sprayed by the high-pressure nozzle has a high water pressure and can quickly remove rust on the surface of the object to be cleaned, and the rotating spraying of cleaning water by the high-pressure nozzle can further increase the impact force of the cleaning water, thereby improving the working efficiency and rust removal effect; in addition, the rotary driving assembly 30 can drive the cleaning disc 41 to swing relative to the object to be cleaned through the connecting frame 20 to adjust the angle between the cleaning disc 41 and the object to be cleaned, so that the cleaning disc 41 can fit the surface of the object to be cleaned to spray cleaning water, which is suitable for removing rust on objects to be cleaned with complex curved surfaces, and has a wide range of applications and high versatility.

[0049] In the embodiment of the utility model, at least two nozzle groups 43 are arranged at intervals on the side of the cleaning disc 41 away from the water supply pipe 200, each nozzle group 43 includes a plurality of high-pressure nozzles arranged in an array, and the rotating drive member 42 is connected to the plurality of high-pressure nozzles and is used to drive the plurality of high-pressure nozzles to rotate synchronously. Figure 1 and Figure 5 As shown, the cleaning disc 41 is provided with at least two nozzle groups 43 on one side facing the object to be cleaned, and at least two nozzle groups 43 are arranged at intervals, each nozzle group 43 includes a plurality of high-pressure nozzles, and the plurality of high-pressure nozzles can be arranged in a variety of array forms such as a linear array, a rectangular array, and a staggered array. The plurality of high-pressure nozzles in the two nozzle groups 43 are all driven and connected to the rotating drive member 42, so that the rotating drive member 42 can drive the plurality of high-pressure nozzles to rotate, and the end of the water supply pipe 200 away from the cleaning disc 41 is connected to the water source through a water pump, and the water pump pumps high-pressure cleaning water to the plurality of high-pressure nozzles through the water supply pipe 200, so that the plurality of high-pressure nozzles synchronously spray out high-pressure cyclone cleaning water, with strong flushing force and fast rust removal speed, and has the advantages of high rust removal efficiency and good rust removal effect, and compared with traditional sandblasting rust removal, the high-pressure cyclone cleaning water sprayed by the high-pressure nozzle is used for rust removal, which does not generate harmful dust mist, and the rust removal operation is green and environmentally friendly.

[0050] Furthermore, the water pressure of the cleaning water sprayed by the high-pressure nozzle is set to 240Mpa-280Mpa, and the high-pressure nozzle can spray high-pressure cleaning water with a water pressure of up to 240Mpa-280Mpa toward the object to be cleaned, so as to quickly remove the rust on the surface of the object to be cleaned, which is environmentally friendly and pollution-free and has the advantages of high rust removal efficiency and good rust removal effect; and, Figures 3 to 5 As shown, a drain port 411 for discharging sewage is provided on the cleaning plate 41, and the drain port 411 is connected to a drain pipe 300. The sewage after cleaning can flow from the drain port 411 into the drain pipe 300 to recycle the sewage generated by rust removal, making the rust removal operation green and environmentally friendly.

[0051] In the embodiment of the utility model, the connecting frame 20 includes a connecting rod 21 and a mounting frame 22. The mounting frame 22 is arranged at one end of the connecting rod 21 and encloses a mounting space 221 for the cleaning disc 41 to extend into. The cleaning disc 41 is connected to the mounting frame 22. The end of the connecting rod 21 away from the mounting frame 22 is connected to the rotary drive assembly 30. Figures 3 to 5 As shown, one end of the connecting rod 21 is connected to the rotary drive assembly 30, and the other end of the connecting rod 21 is connected to the mounting frame 22. The mounting frame 22 forms an mounting space 221 with an opening. The cleaning disc 41 is installed in the mounting space 221 so that the mounting frame 22 is arranged around the outer periphery of the cleaning disc 41 and is connected to the cleaning disc 41. The rotary drive assembly 30 drives the connecting rod 21 to rotate, so that the connecting rod 21 drives the mounting frame 22 and the cleaning disc 41 to swing relative to the object to be cleaned, so as to adjust the swing angle of the cleaning disc 41 relative to the object to be cleaned so that the cleaning disc 41 can fit on the object to be cleaned. The high-pressure nozzle is arranged on the side of the cleaning disc 41 facing the object to be cleaned. The cleaning disc 41 fits the object to be cleaned so that the high-pressure nozzle can spray high-pressure swirling cleaning water toward the object to be cleaned for rust removal, thereby enhancing the impact force of the cleaning water and further improving the rust removal effect.

[0052] Furthermore, the slewing drive assembly 30 includes a slewing support 31 and a slewing drive member 32, the slewing support 31 is connected to the slewing drive member 32, the slewing drive member 32 is arranged at the free end of the telescopic arm 10 and is used to drive the slewing support 31 to rotate, and the end of the connecting rod 21 away from the mounting frame 22 is connected to the slewing support 31. Figure 1 , Figure 3 and Figure 4As shown, the rotary drive member 32 can adopt a rotary reduction gearbox, a rotary reducer or the like in the prior art that integrates a driving power source. The rotary drive member 32 is connected to the free end of the telescopic arm 10, and the rotary support 31 is installed on the rotary drive member 32, so that the rotary drive member 32 can drive the rotary support 31 to rotate. The two ends of the connecting rod 21 are respectively connected to the rotary support 31 and the mounting frame 22. The rotary drive member 32 drives the connecting rod 21 to rotate through the rotary support 31, so that the connecting rod 21 drives the mounting frame 22 and the cleaning disc 41 to swing. The angle of the cleaning disc 41 is adjustable so that the cleaning disc 41 can fit the object to be cleaned. The high-pressure nozzle is directly facing the surface of the object to be cleaned to flush rust, which has the advantage of good flushing effect.

[0053] In the embodiment of the utility model, the connecting rod 21 includes an avoidance portion, a first connecting portion 211 and a second connecting portion 212, the avoidance portion includes an extension section 213 and a transition section 214, one end of the first connecting portion 211 is connected to the swivel support 31, the extension section 213 is connected to the other end of the first connecting portion 211 and is bent upward, the transition section 214 is connected to the upper end of the extension section 213 and is bent in a direction away from the swivel support 31, one end of the second connecting portion 212 is connected to the transition section 214, and the mounting frame 22 is connected to the other end of the second connecting portion 212.

[0054] like Figures 3 to 5 As shown, the first connection portion 211, the extension section 213, the transition section 214 and the second connection portion 212 are connected in sequence. The first connection portion 211 is connected to the slewing support 31 and extends horizontally from the slewing support 31 in a direction away from the telescopic boom 10. The extension section 213 extends upward from the first connection portion 211. The transition section 214 is inclined in a direction away from the telescopic boom 10. The lower end of the transition section 214 is connected to the extension section 213 and the upper end is connected to the second connection portion 212. The second connection portion 211 is connected to the extension section 213 and the upper end is connected to the second connection portion 212. The extension section 213 and the transition section 214 form an escape space for evading the cleaning disc 41, so that the cleaning disc 41 can be arranged with intervals from the swivel support 31 and the first connecting portion 211 in the horizontal direction, thereby improving the synchronization of the swinging of the cleaning disc 41 and the first connecting portion 211, thereby facilitating the adjustment of the swinging angle of the cleaning disc 41 and observing the angle of the cleaning disc 41 relative to the object to be cleaned, and the adjustment is convenient, fast, accurate and reliable.

[0055] In the embodiment of the utility model, the mounting frame 22 has a first mounting end 222 and a second mounting end 223 which are arranged opposite to each other, and the connecting frame 20 also includes two connecting shafts 23 which are respectively arranged at the first mounting end 222 and the second mounting end 223, and the two connecting shafts 23 are connected to the outer edge of the cleaning plate 41. Figures 3 to 5As shown, the mounting frame 22 can be U-shaped, V-shaped, or any other open structure enclosing an installation space 221. The two open sides of the mounting frame 22 are respectively a first mounting end 222 and a second mounting end 223. The first mounting end 222 and the second mounting end 223 are respectively connected to the outer edge of the cleaning disc 41 via a connecting shaft 23. While the cleaning disc 41 is connected and installed, it is ensured that the side of the cleaning disc 41 provided with a high-pressure nozzle can face the object to be cleaned, so as to facilitate flushing and rust removal of the object to be cleaned, thereby improving the rust removal effect.

[0056] In the embodiment of the utility model, the adjustment mechanism further includes a pressing drive member 50, which is disposed on the swivel support 31, and the driving end of the pressing drive member 50 is connected to the side of the connecting rod 21 away from the object to be cleaned, and the pressing drive member 50 is used to drive the cleaning plate 41 to press and fit the object to be cleaned through the connecting rod 21 and the mounting frame 22. Figure 1 , Figure 3 and Figure 4 As shown, the first connecting part 211 is hinged on the swivel support 31, and the clamping drive member 50 can adopt the cylinder in the prior art. The fixed end of the clamping drive member 50 is arranged on the swivel support 31, and the driving end of the clamping drive member 50 is connected to the side of the first connecting part 211 facing away from the object to be cleaned. After the swivel support 31 drives the cleaning disc 41 to swing to a suitable angle, the clamping drive member 50 can drive the connecting rod 21 to swing toward the object to be cleaned, so that the connecting rod 21 drives the cleaning disc 41 to fit and press on the object to be cleaned, thereby making the cleaning disc 41 suitable for cleaning and rust removal on complex curved surfaces, and has the advantages of strong adaptability and high versatility.

[0057] In the embodiment of the utility model, the telescopic boom 10 includes a boom body and a pipeline device, the boom body includes a fixed boom 11 and a telescopic boom 12 telescopically arranged on the fixed boom 11, and the telescopic boom 12 is used to connect with the rotary drive assembly 30; the pipeline device includes a first accommodating tube 13, a drag chain 14 and a second accommodating tube 15, the first accommodating tube 13 is arranged on the fixed boom 11 and extends along the length direction of the fixed boom 11, and the second accommodating tube 15 and the drag chain 14 are both located away from the fixed boom 11. The first accommodating tube 13 is arranged on one side, and the second accommodating tube 15 is used to be connected to the telescopic joint arm 12 at one end close to the cleaning disk 41, the fixed end of the drag chain 14 is arranged on the fixed joint arm 11 and is located at the lower side of the second accommodating tube 15, the movable end of the drag chain 14 extends toward the side away from the cleaning disk 41 and is connected to the end of the second accommodating tube 15 away from the cleaning disk 41, the first accommodating tube 13, the drag chain 14 and the second accommodating tube 15 are used to form a pipeline channel for the water supply pipe 200 to guide from the fixed joint arm 11 to the cleaning disk 41.

[0058] like Figure 1 , Figure 2 , Figure 6 and Figure 7 As shown, the first accommodating tube 13, the drag chain 14 and the second accommodating tube 15 of the pipeline device are arranged in sequence along the boom body, the first accommodating tube 13 is arranged on the fixed joint arm 11 and extends along the length direction of the fixed joint arm 11, the second accommodating tube 15 and the drag chain 14 are both located on the side of the fixed joint arm 11 away from the first accommodating tube 13, the second accommodating tube 15 is connected to the telescopic joint arm 12, the fixed end of the drag chain 14 is arranged on the fixed joint arm 11 and is located at the lower side of the second accommodating tube 15, the movable end of the drag chain 14 is connected to the second accommodating tube 15, and the water delivery pipe 200 extends from the water pumping part and passes through the first accommodating tube 13, the drag chain 14 and The second accommodating pipe 15 is connected to the cleaning disc 41 at the rear. By arranging the pipeline device on the arm body, the water delivery pipe 200 is arranged along the arm body as a whole, thereby improving the integrity of the telescopic arm 10, so that when the telescopic arm 10 drives the cleaning disc 41 to extend and retract to adjust the height of the cleaning disc 41, the water delivery pipe 200 can always deliver cleaning water to the cleaning disc 41, which is convenient for the cleaning disc 41 to perform high-altitude rust removal operations. In addition, the pipeline device also provides support and protection for the water delivery pipe 200, avoiding the water delivery pipe 200 from being exposed in the air, slowing down the speed of wear and aging of the water delivery pipe 200, and effectively improving the service life of the water delivery pipe 200. In the arm assembly with a cleaning device in the embodiment of the utility model, high-altitude rust removal operations can be completed only by remote control, and the operator can stay away from the rust removal area, effectively avoiding the safety hazards caused by high-altitude rust removal operations, and improving the safety of high-altitude rust removal operations.

[0059] In an embodiment of the utility model, a connecting member is provided between the second accommodating tube 15 and the drag chain 14, and the connecting member includes a first connecting section 16 and a second connecting section 17. The first connecting section 16 is connected to the second accommodating tube 15 and is arranged to be inclined upward in a direction away from the cleaning disk 41. The second connecting section 17 connects the upper end of the first connecting section 16 and the movable end of the drag chain 14 and is arranged to extend horizontally.

[0060] like Figure 1 and Figure 2As shown, in order to ensure the cleaning effect, the water pressure of the cleaning water sprayed by the high-pressure nozzle is set to be relatively large, so the water supply pipe 200 must also use a high-pressure water pipe that can withstand a relatively large pressure. The high-pressure water pipe has the characteristics of a large outer diameter and a large bending radius. Therefore, the bending radius of the selected drag chain 14 must also be greater than the bending radius of the high-pressure water pipe, resulting in the bending portion of the drag chain 14 exceeding the upper wall surface of the fixed section arm 11. By setting a connecting piece, the port of the drag chain 14 and the second accommodating tube 15 are arranged in an upper and lower misaligned manner. After the water supply pipe 200 passes through the port of the drag chain 14, it extends downward at an angle and then enters the second accommodating tube 15, so that the second accommodating tube 15 can be arranged close to the side of the boom body, thereby improving the compactness of the telescopic boom 10 and reducing the space it occupies. Specifically, the connecting piece is two parallel and spaced connecting plates, the first connecting section 16 of the connecting plate is connected to the side wall of the second accommodating tube 15, and the second connecting section 17 of the connecting plate is connected to the lower side of the port of the drag chain 14.

[0061] In the description of the present invention, it should be understood that the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, "plurality" means at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0062] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection, an electrical connection, or communication with each other; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0063] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0064] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations of the present invention. Ordinary technicians in the field can change, modify, replace and modify the above embodiments within the scope of the present invention.

Claims

1. An arm assembly with a cleaning device, characterized in that: The arm assembly with a cleaning device comprises: A telescopic arm (10) for installing a water supply pipe (200); The adjusting mechanism comprises a connecting frame (20) and a slewing drive assembly (30), wherein the connecting frame (20) is connected to the slewing drive assembly (30), and the slewing drive assembly (30) is arranged at the free end of the telescopic arm (10) and is used to drive the connecting frame (20) to slew, so as to adjust the slewing angle of the connecting frame (20) relative to the object to be cleaned; A cleaning assembly (40) comprises a cleaning disc (41), a high-pressure nozzle and a rotary drive member (42), wherein the cleaning disc (41) is connected to the connecting frame (20), and a side of the cleaning disc (41) facing away from the object to be cleaned is used to connect to the water supply pipe (200), the high-pressure nozzle is rotatably arranged on a side of the cleaning disc (41) facing away from the water supply pipe (200) and is used to spray cleaning water, and the rotary drive member (42) is arranged on the cleaning disc (41) and is used to drive the high-pressure nozzle to rotate.

2. The arm assembly with a cleaning device according to claim 1, characterized in that: At least two nozzle groups (43) are arranged at intervals on a side of the cleaning disc (41) facing away from the water supply pipe (200), each of the nozzle groups (43) includes a plurality of high-pressure nozzles arranged in an array, and the rotating drive member (42) is drivingly connected to the plurality of high-pressure nozzles and is used to drive the plurality of high-pressure nozzles to rotate synchronously.

3. The arm assembly with a cleaning device according to claim 1, characterized in that: The connecting frame (20) comprises a connecting rod (21) and a mounting frame (22); the mounting frame (22) is arranged at one end of the connecting rod (21) and encloses a mounting space (221) for the cleaning disc (41) to extend into; the cleaning disc (41) is connected to the mounting frame (22); and one end of the connecting rod (21) away from the mounting frame (22) is connected to the rotary drive assembly (30).

4. The arm assembly with a cleaning device according to claim 3, characterized in that: The slewing drive assembly (30) comprises a slewing support (31) and a slewing drive member (32), wherein the slewing support (31) is connected to the slewing drive member (32), the slewing drive member (32) is arranged at the free end of the telescopic arm (10) and is used to drive the slewing support (31) to rotate, and one end of the connecting rod (21) away from the mounting frame (22) is connected to the slewing support (31).

5. The arm assembly with a cleaning device according to claim 4, characterized in that: The connecting rod (21) comprises an avoidance portion, a first connecting portion (211) and a second connecting portion (212); the avoidance portion comprises an extension section (213) and a transition section (214); one end of the first connecting portion (211) is connected to the slewing support (31); the extension section (213) is connected to the other end of the first connecting portion (211) and is bent upward; the transition section (214) is connected to the upper end of the extension section (213) and is bent in a direction away from the slewing support (31); one end of the second connecting portion (212) is connected to the transition section (214); and the mounting frame (22) is connected to the other end of the second connecting portion (212); And / or, the mounting frame (22) has a first mounting end (222) and a second mounting end (223) that are arranged opposite to each other, and the connecting frame (20) also includes two connecting shafts (23) respectively arranged at the first mounting end (222) and the second mounting end (223), and the two connecting shafts (23) are both connected to the outer edge of the cleaning plate (41).

6. The arm assembly with a cleaning device according to claim 4, characterized in that: The adjustment mechanism further comprises a pressing drive member (50), the pressing drive member (50) being arranged on the swivel support (31), and the driving end of the pressing drive member (50) being connected to a side of the connecting rod (21) away from the object to be cleaned, the pressing drive member (50) being used to drive the cleaning disc (41) to be pressed and fitted with the object to be cleaned via the connecting rod (21) and the mounting frame (22).

7. The arm assembly with a cleaning device according to any one of claims 1 to 6, characterized in that: The telescopic boom (10) comprises a boom body and a pipeline device, wherein the boom body comprises a fixed boom (11) and a telescopic boom (12) telescopically arranged on the fixed boom (11), wherein the telescopic boom (12) is used to be connected to the slewing drive assembly (30); the pipeline device comprises a first accommodating tube (13), a drag chain (14) and a second accommodating tube (15), wherein the first accommodating tube (13) is arranged on the fixed boom (11) and extends along the length direction of the fixed boom (11), and the second accommodating tube (15) and the drag chain (14) are both located at a position of the fixed boom (11) away from the first accommodating tube (13). The first accommodating tube (13), the drag chain (14) and the second accommodating tube (15) are used to form a pipeline channel for guiding the water supply pipe (200) from the fixed joint arm (11) to the cleaning pan (41).

8. The arm assembly with a cleaning device according to claim 7, characterized in that: A connecting piece is provided between the second accommodating tube (15) and the drag chain (14), the connecting piece comprising a first connecting section (16) and a second connecting section (17), the first connecting section (16) being connected to the second accommodating tube (15) and being arranged obliquely upward in a direction away from the cleaning plate (41), and the second connecting section (17) being connected to the upper end of the first connecting section (16) and the movable end of the drag chain (14) and being arranged to extend horizontally.

9. The arm assembly with a cleaning device according to any one of claims 1 to 6, characterized in that: The water pressure of the cleaning water sprayed by the high-pressure nozzle is set to 240Mpa to 280Mpa.

10. The arm assembly with a cleaning device according to any one of claims 1 to 6, characterized in that: The cleaning plate (41) is provided with a sewage outlet (411) for discharging sewage, and the sewage outlet (411) is connected to a sewage pipe (300).

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