Movable bathing machine suitable for being independently used by people having difficulty in moving

Abstract

The mobile bathing machine comprises a machine body, a walking device, a positioning device and a cleaning seat assembly, by arranging the walking device and the positioning device, the machine body is moved, the bathing machine can be conveniently moved out under the control of a computer or a remote controller, and the cleaning seat assembly is convenient to use. The arrangement of the machine body cleaning area ensures that a user can conveniently move into the machine body for cleaning without long-distance movement, the arrangement of the cleaning seat assembly ensures that the user can clean in a sitting posture, and the water conveying pipe ensures that the cleaning head far away from the water source has enough water pressure in the cleaning process. The cleaning efficiency of the user in the sitting posture state is guaranteed, and physical exhaustion of the user and matched users is reduced.

Description

Technical Field

[0001] The invention relates to the technical field of bathroom equipment structures, and in particular to a mobile bathing machine suitable for independent use by people with mobility disabilities. Background Art

[0002] Most of the existing bathroom equipment adopts a fixed or simple push-type structure. Fixed toilet equipment requires people to reach the location of the toilet equipment to use it, which is difficult to use for people with limited mobility.

[0003] The existing mobile bathing equipment, as shown in technical proposal 201710163937.4, lacks support and auxiliary cleaning, such as uniform cleaning structure, bath gel application, drying and other equipment, and is inconvenient or impossible to use for people with limited mobility. Summary of the invention

[0004] In view of the above problems, the purpose of the present invention is to provide a mobile shower machine suitable for independent use by people with limited mobility, so as to solve the problem that the prior art lacks a uniform cleaning structure, shower gel application, drying and other equipment, and people with limited mobility cannot use or have difficulty using it.

[0005] The present invention provides a mobile bathing machine suitable for people with limited mobility to use independently, comprising a body, a walking device, a positioning device and a washing seat assembly;

[0006] The fuselage is provided with a cleaning area;

[0007] The walking device is connected to the fuselage;

[0008] The positioning device is provided with a detection end, the detection end is directed toward the outside of the fuselage, and the positioning device is electrically connected to the walking device;

[0009] The cleaning seat assembly includes a seat body, a cleaning head and a water pipe. The seat body is arranged in the cleaning area of ​​the fuselage, and the cleaning head is arranged on the seat body. One end of the water pipe is connected to a water source, and the cleaning head is connected to the water pipe. The cross-sectional size of one end of the water pipe connected to the water source is larger than the cross-sectional size of the other end of the water pipe.

[0010] Different from the prior art, the above technical solution has the following advantages: by setting a walking device and a positioning device, the body can be moved, so that the shower machine can be moved out under the control of a computer or a remote control. The setting of the body cleaning area ensures that the user can conveniently move into the body for cleaning without moving a long distance. The setting of the cleaning seat assembly ensures that the user can clean in a sitting state. The water pipe ensures that the cleaning head far away from the water source has sufficient water pressure during the cleaning process, thereby ensuring the cleaning efficiency of the user in a sitting state and reducing the physical exertion of the user and the cooperating personnel.

[0011] As a preferred embodiment of the present application, a rolling shutter cover is further included, which is arranged on the upper part of the cleaning area of ​​the fuselage and is slidably connected to the fuselage. By arranging the rolling shutter cover, it is convenient to shield the cleaning area during the cleaning or storage process.

[0012] As a preferred embodiment of the present application, the water pipe is arranged along the height direction of the seat body, and the water source end is located at the upper part of the seat body. By arranging the water pipe along the height direction of the seat body, and the water source end is located at the upper part of the seat body, it is convenient to preferentially supply the water temperature, water volume and pressure to the trunk part with large water demand in the longitudinal direction, and provide water pressure to the user from top to bottom.

[0013] As a preferred embodiment of the present application, the water pipe is arranged along both sides of the seat body, one end of the water pipe is provided with a main water supply pipe, the main water supply pipe is connected to a water source, and the end of the water pipe connected to the water source is connected to the water source through the main water supply pipe. By arranging the water pipe along both sides of the seat body, one end of the water pipe is provided with a main water supply pipe, the main water supply pipe is connected to a water source, and the end of the water pipe connected to the water source is connected to the water source through the main water supply pipe, it is convenient to lay out the main water pipe on one side, reducing the problem of uneven water pressure caused by the long length of the water pipe.

[0014] As a preferred embodiment of the present application, the cleaning seat assembly further comprises a support net, which is arranged along the surface of the seat body and has a gap between the support net and the cleaning head. By providing the support net, the gap provides a larger flushing and water supply area for the cleaning head, thereby increasing the amount of cleaning by the user.

[0015] As a preferred embodiment of the present application, a liquid storage tank is further provided in the body, and the liquid storage tank is connected to the water delivery pipe of the cleaning seat assembly through a connecting liquid pump. By providing the liquid storage tank, it is convenient to output the bath liquid during the cleaning process.

[0016] As a preferred embodiment of the present application, a side door is further included, and an opening is provided on one side of the fuselage, and the side door is hinged on the opening on one side of the fuselage. By providing an opening on one side of the fuselage and hinged on the opening on one side of the fuselage, it is convenient for users to enter the area where the cleaning area of ​​the fuselage is located.

[0017] As a preferred embodiment of the present application, a water tank, a sewage tank, a heater and a battery are provided in the fuselage. The water tank is connected to the heater pipeline, the sewage pipe is connected to the wash area, and the battery is electrically connected to the heater, the walking device and the positioning device. By providing a water tank, a sewage tank, a heater and a battery, it is convenient to store materials and reserve electric energy in the fuselage.

[0018] As a preferred embodiment of the present application, the cleaning seat assembly is further provided with a hot air blower, which is arranged on the seat body through a valve and a hot air pipe. By providing the hot air blower, it is convenient for the user to perform drying in the cleaning area.

[0019] As a preferred embodiment of the present application, it further comprises a side nozzle, which is arranged in the washing area of ​​the machine body. By arranging the side nozzle, which is arranged in the washing area of ​​the machine body, it is convenient to increase the area of ​​the user being washed. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the specific implementation methods of the present invention or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1 This is a schematic diagram of the overall structure of a mobile bathing machine suitable for independent use by people with limited mobility in an embodiment of the invention;

[0022] Figure 2 This is a schematic diagram of the door opening state of a mobile bathing machine suitable for independent use by people with limited mobility in an embodiment of the invention;

[0023] Figure 3 This is a schematic diagram of a partially exploded structure of a mobile bathing machine suitable for independent use by people with limited mobility in an embodiment of the invention;

[0024] Figure 4 It is a schematic diagram of a partially exploded structure of a cleaning seat assembly in an embodiment of the invention;

[0025] Figure 5 It is a schematic diagram of the exploded structure of the positioning device in the embodiment of the invention;

[0026] Figure 6 Schematic diagram of the detailed structure of the water delivery pipe in an embodiment of the present invention.

[0027] The reference numerals in the above drawings are described as follows:

[0028] 10. Body;

[0029] 11. Cleaning area; 12. Rolling shutter cover; 13. Side door; 14. Water storage tank;

[0030] 15. Sewage tank; 16. Heater; 17. Battery; 18. Side nozzle;

[0031] 19. Interface; 110. Hot air pipe; 111. Hot air blower;

[0032] 20. Walking device;

[0033] 21. Telescopic legs;

[0034] 30. Positioning device;

[0035] 31. Detection end;

[0036] 40. Cleaning seat assembly;

[0037] 41. Seat body; 42. Cleaning head; 43. Water pipe;

[0038] 44. Support network. DETAILED DESCRIPTION

[0039] In order to explain in detail the possible application scenarios, technical principles, specific schemes that can be implemented, and the purposes and effects that can be achieved, the following is a detailed description of the specific embodiments listed in conjunction with the accompanying drawings. The embodiments described herein are only used to more clearly illustrate the technical solutions of the present application, and are therefore only used as examples, and cannot be used to limit the scope of protection of the present application.

[0040] Reference to "embodiment" herein means that the specific features, structures or characteristics described in conjunction with the embodiment may be included in at least one embodiment of the present application. The term "embodiment" appearing in various places in the specification does not necessarily refer to the same embodiment, nor does it particularly limit its independence or association with other embodiments. In principle, in the present application, as long as there is no technical contradiction or conflict, the various technical features mentioned in the embodiments can be combined in any way to form a corresponding implementable technical solution.

[0041] Unless otherwise defined, the technical terms used in this document have the same meanings as those generally understood by those skilled in the art to which this application belongs; the use of relevant terms in this document is only for describing specific embodiments and is not intended to limit this application.

[0042] In the description of this application, the term "and / or" is an expression used to describe the logical relationship between objects, indicating that three relationships may exist, for example, A and / or B, which means: A exists, B exists, and A and B exist at the same time. In addition, the character " / " in this article generally indicates that the objects before and after are in an "or" logical relationship.

[0043] In the present application, terms such as “first” and “second” are merely used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship of quantity, priority or sequence between these entities or operations.

[0044] Without further limitations, in this application, the words "include", "comprises", "has" or other similar expressions used in the sentences are intended to cover non-exclusive inclusion. These expressions do not exclude the presence of additional elements in the process, method or product including the elements, so that the process, method or product including a series of elements may include not only those limited elements, but also other elements not explicitly listed, or also include elements inherent to such process, method or product.

[0045] Similar to the understanding in the Examination Guidelines, in this application, expressions such as "greater than", "less than", "exceed" and the like are understood to exclude the number itself; expressions such as "above", "below", "within" and the like are understood to include the number itself. In addition, in the description of the embodiments of this application, "multiple" means more than two (including two), and similar expressions related to "multiple" are also understood in this way, such as "multiple groups", "multiple times", etc., unless otherwise clearly and specifically limited.

[0046] In the description of the embodiments of the present application, space-related expressions used, such as "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "vertical", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicate the orientation or position relationship based on the orientation or position relationship shown in the specific embodiments or drawings, and are only for the convenience of describing the specific embodiments of the present application or facilitating the reader's understanding, and do not indicate or imply that the referred device or component must have a specific position, a specific orientation, or be constructed or operated in a specific orientation, and therefore cannot be understood as a limitation on the embodiments of the present application.

[0047] Unless otherwise expressly specified or limited, in the description of the embodiments of the present application, the terms such as "install", "connect", "connect", "fix", "set", etc. used should be understood in a broad sense. For example, the "connection" can be a fixed connection, a detachable connection, or an integrated setting; it can be a mechanical connection, an electrical connection, or a communication connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium; it can be the internal connection of two elements or the interaction relationship between two elements. For technicians in the technical field to which the present application belongs, the specific meanings of the above terms in the embodiments of the present application can be understood according to the specific circumstances.

[0048] Please also read Figures 1 to 6 The inventor provides a mobile bathing machine suitable for independent use by people with limited mobility, including a body 10, a walking device 20, a positioning device 30 and a washing seat assembly 40;

[0049] The body 10 is provided with a cleaning area 11;

[0050] The walking device 20 is connected to the fuselage 10;

[0051] The positioning device 30 is provided with a detection end 31, the detection end 31 is oriented toward the outside of the fuselage 10, and the positioning device 30 is electrically connected to the walking device 20;

[0052] The cleaning seat assembly 40 includes a seat body 41, a cleaning head 42 and a water pipe 43. The seat body 41 is arranged in the cleaning area 11 of the fuselage 10, and the cleaning head 42 is arranged on the seat body 41. One end of the water pipe 43 is connected to a water source, and the cleaning head 42 is connected to the water pipe 43. The cross-sectional size of one end of the water pipe 43 connected to the water source is larger than the cross-sectional size of the other end of the water pipe 43.

[0053] According to the above structure, during the use of the mobile shower machine suitable for independent use by people with limited mobility, the operator drives the walking device 20 to move along the route identified by the positioning device 30 through remote control, voice signals or direct operation by the operator until the vehicle body reaches the position of the walking device 20.

[0054] The user enters the cleaning area 11 of the body 10, and then the cleaning seat assembly 40 starts to work. The water pipe 43 sprays the water provided by the water source onto the user through the cleaning head 42 for cleaning. During the water supply process, the cross-sectional size of the water pipe 43 close to the water source is larger than the cross-sectional size of the other end of the water pipe 43, so that when the water passes through each cleaning head 42, the water flow pressure is guaranteed to be biased toward the other end of the water pipe 43, thereby ensuring the stability of the spraying.

[0055] After the cleaning is completed, the user leaves the cleaning area 11 of the body 10, and the body 10 drives the walking device 20 to return to its position while the positioning device 30 searches for a track, and the cleaning area 11 of the body 10 is cleaned, and materials and electric energy are replenished and waste liquid is discharged. By setting the walking device 20 and the positioning device 30, the body 10 is moved, and it is convenient for the shower to be moved out under the control of a computer or a remote control. The setting of the cleaning area 11 of the body 10 ensures that the user can conveniently move into the body 10 for cleaning without having to move the user over a long distance. The setting of the cleaning seat assembly 40 ensures that the user can clean in a sitting position, and the water pipe 43 ensures that the cleaning head 42 far from the water source has sufficient water pressure during the cleaning process, ensuring the cleaning efficiency of the user in a sitting position and reducing the physical exertion of the user and the cooperating personnel.

[0056] Please also read Figures 1 to 6As a preferred embodiment of the present application, it further includes a rolling shutter cover 12, which is arranged on the upper part of the washing area 11 of the body 10 and is slidably connected to the body 10. By setting the rolling shutter cover 12, it is convenient to cover the washing area 11 during the washing or storage process. The rolling shutter cover 12 is connected to the body 10 through a guide rail, and the rolling shutter cover is provided with an opening to adapt to the cross-sectional size of the human head, neck or arm, and torso, to ensure the blocking of the washing liquid, avoid interference with the user's face, or affect the cleanliness of the external space of the use area.

[0057] As a preferred embodiment of the present application, the water pipe is arranged along the height direction of the seat body, and the water source end is located at the upper part of the seat body. By arranging the water pipe along the height direction of the seat body, and the water source end is located at the upper part of the seat body, it is convenient to preferentially supply the water temperature, water volume and pressure to the trunk part with large water demand in the longitudinal direction, and provide water pressure to the user from top to bottom.

[0058] Please also read Figures 1 to 6 As a preferred embodiment of the present application, the water pipe 43 is arranged along both sides of the seat body 41, and a main water supply pipe is provided at one end of the water pipe 43, which is connected to a water source, and the end of the water pipe 43 connected to the water source is connected to the water source through the main water supply pipe. By arranging the water pipe 43 along both sides of the seat body 41, and a main water supply pipe is provided at one end of the water pipe 43, which is connected to a water source, and the end of the water pipe 43 connected to the water source is connected to the water source through the main water supply pipe, it is convenient to lay out the main water pipe 43 on one side, and reduce the problem of uneven water pressure caused by the long length of the water pipe 43.

[0059] Please also read Figures 1 to 6 As a preferred embodiment of the present application, the cleaning seat assembly 40 further includes a support net 44, Figure 4 The single water pipe 43 in the seat body 41 is separated out for observation, and the number of water pipes 43 can be more than two. The support net 44 is arranged along the surface of the seat body 41, and a gap is provided between the support net 44 and the cleaning head 42. By providing the support net 44, a larger flushing and water supply area is provided for the cleaning head 42 by relying on the gap, thereby increasing the amount of cleaning by the user. The support net can be suspended above the seat body by means of a bracket connection, and the material can be metal or plastic.

[0060] Please also read Figures 1 to 6 As a preferred embodiment of the present application, the walking mechanism uses a wheel hub motor. By using the wheel hub motor as the walking mechanism, it is convenient to electrically drive the entire device to move.

[0061] Please also read Figures 1 to 6As a preferred embodiment of the present application, a side door 13 is further included. An opening is provided on one side of the fuselage 10, and the side door 13 is hinged on the opening on one side of the fuselage 10. By providing an opening on one side of the fuselage 10 and hinged on the opening on one side of the fuselage 10, it is convenient for users to enter the area where the cleaning area 11 of the fuselage 10 is located. The side door 13 is sealed with a silicone door edge strip, and a magnetic attraction structure can be set to cooperate with a door lock to achieve the effect of closing the side door.

[0062] Please also read Figures 1 to 6 As a preferred embodiment of the present application, a water tank 14, a sewage tank 15, a heater 16 and a battery 17 are provided in the fuselage 10. The water tank is connected to the heater 16 by a pipeline, the sewage pipe is connected to the wash area, and the battery 17 is electrically connected to the heater 16, the walking device 20 and the positioning device 30. By providing the water tank 14, the sewage tank 15, the heater 16 and the battery 17, it is convenient to store materials and reserve electric energy in the fuselage 10.

[0063] Please also read Figures 1 to 6 As a preferred embodiment of the present application, it also includes a telescopic support leg 21, which is arranged at the lower part of the fuselage 10. By providing the telescopic support leg 21, the telescopic support leg 21 is arranged at the lower part of the fuselage 10, which is convenient for supporting the fuselage 10 and ensuring stability during use and placement.

[0064] Please also read Figures 1 to 6 As a preferred embodiment of the present application, it further includes a side nozzle 18, and the side nozzle 18 is arranged in the washing area 11 of the body 10. By setting the side nozzle 18, the side nozzle 18 is arranged in the washing area 11 of the body 10, so as to increase the area of ​​the user to be washed.

[0065] In some preferred embodiments, in order to provide a stable water flow, detergent supply, and continuous water supply and drainage functions, after the operator enters the cleaning area 11, the positioning device 30 can drive the walking device 20 to move to the designated pipe docking area, and after connecting with the water inlet and outlet pipes, detergent pipes, and drainage pipes on the body 10, the user's cleaning operation is performed in the pipe docking area. After the cleaning operation is completed, the positioning device 30 drives the walking device 20 to move the user to the rest area.

[0066] In the above embodiment, the positioning device 30 may use an infrared sensor, a photoelectric sensor or an ultrasonic sensor, and cooperate with a marker set on the ground to perform a tracking movement operation.

[0067] In the above embodiment, the walking device 20 may use a hub motor.

[0068] In certain preferred embodiments, an operation panel and an armrest may be provided in the cleaning area 11 of the body 10 to facilitate the user to control the equipment by himself.

[0069] In some preferred embodiments, in order to facilitate the output of the shower liquid, a liquid storage tank is further provided in the body 10, and the liquid storage tank is connected to the water pipe 43 of the cleaning seat assembly 40 through the liquid pump. In addition, during the output of the shower liquid, the shower liquid is first pumped into one end of the water pipe 43 connected to the water source through the liquid pump, and the cross-sectional size of the end of the water pipe 43 connected to the water source is larger than the cross-sectional size of the other end of the water pipe 43, so that during the shower liquid delivery process, it is convenient to first mix the liquid in one end of the water pipe 43 with a larger cross-sectional size, and then deliver and output it in the gradually shrinking water pipe 43, ensuring that the shower liquid has enough space for mixing in the liquid delivery direction to avoid clogging the cleaning head 42.

[0070] In the above embodiment, the cleaning head 42 is a nozzle structure, and the supporting net 44 structure provided on the seat body 41 is a hollow net.

[0071] In the above embodiment, the positioning device 30 can use laser scanning, visual camera, positioning beacon, ultrasonic sensor, laser radar, triangulation sensor as hardware for positioning. The positioning method is relative positioning, including code disk positioning (the hardware is photoelectric code disk), inertial sensing (the hardware is gyroscope + accelerometer). Or an absolute positioning method is used, such as beacon-based positioning, environmental map model matching positioning, and visual positioning.

[0072] In the above embodiment, the cleaning head 42 of the cleaning seat assembly 40 can start working when the preset water pump is working. The operation of the water pump can be delayed by remote control, the operation panel of the body 10 or the preset infrared sensor in the cleaning area 11.

[0073] In some preferred embodiments, in order to achieve the drying function, the cleaning seat assembly 40 is also provided with a hot air blower 111, and the hot air blower 111 is arranged on the seat body 41 through a valve and a hot air pipe 110 to avoid backflow to the hot air blower when water is output, so that the user can perform drying treatment while sitting on the cleaning seat assembly 40, and an independent hot air output terminal corresponding pipeline can be left between the arranged cleaning heads 42.

[0074] The support net 44 provides a gas output space for the hot air blower 111 and the hot air pipe 110 , and dries the liquid output area of ​​the cleaning seat assembly 40 to prevent the liquid from accumulating for a long time. The drying function can be activated through the operation panel of the body 10 .

[0075] In the above embodiment, the fuselage 10 is provided with an interface 19, and the number of the interfaces 19 is more than three. By setting the interface 19, the number of interfaces 19 is more than three, so that the charging interface 19, sewage interface 19, water purification interface 19 and other interface 19 structures are conveniently arranged in a single area, so as to facilitate the single docking of the adapted discharge or input interface 19, and improve the convenience of docking material discharge, replenishment or charging. In actual use, the interface 19 can be docked once through an external docking structure adapted thereto, so that the single fuselage 10 moves the interface 19 to dock the interface 19, avoiding the problem that multiple interfaces 19 need to be docked one by one in multiple directions, and realizing water injection docking, charging docking and drainage docking.

[0076] Finally, it should be noted that although the above embodiments have been described in the specification and drawings of this application, this does not limit the scope of patent protection of this application. All technical solutions generated by replacing or modifying equivalent structures or equivalent processes based on the essential concept of this application using the contents recorded in the specification and drawings of this application, as well as directly or indirectly implementing the technical solutions of the above embodiments in other related technical fields, are included in the scope of patent protection of this application.

Claims

1. A mobile bathing machine suitable for independent use by people with limited mobility, characterized in that: It includes a machine body, a walking device, a positioning device and a cleaning seat assembly; The fuselage is provided with a cleaning area; The walking device is connected to the fuselage; The positioning device is provided with a detection end, the detection end is directed toward the outside of the fuselage, and the positioning device is electrically connected to the walking device; The cleaning seat assembly includes a seat body, a cleaning head and a water pipe. The seat body is arranged in the cleaning area of ​​the fuselage, and the cleaning head is arranged on the seat body. One end of the water pipe is connected to a water source, and the cleaning head is connected to the water pipe. The cross-sectional size of one end of the water pipe connected to the water source is larger than the cross-sectional size of the other end of the water pipe.

2. The mobile bathing machine suitable for independent use by people with limited mobility according to claim 1, characterized in that: It also includes a rolling curtain cover, which is arranged on the upper part of the fuselage cleaning area and is slidably connected to the fuselage.

3. The mobile bathing machine suitable for independent use by people with limited mobility according to claim 1, characterized in that: The water delivery pipe is arranged along the height direction of the seat body, and the water source end is located at the upper part of the seat body.

4. The mobile bathing machine suitable for independent use by people with limited mobility according to claim 1, characterized in that: The water pipe is arranged along both sides of the seat body, one end of the water pipe is provided with a main water supply pipe, the main water supply pipe is connected to the water source, and the end of the water pipe connected to the water source is connected to the water source through the main water supply pipe.

5. The mobile bathing machine suitable for independent use by people with limited mobility according to claim 1, characterized in that: The cleaning seat assembly also includes a supporting net, which is arranged along the surface of the seat body and has a gap between the supporting net and the cleaning head.

6. The mobile bathing machine suitable for independent use by people with limited mobility according to claim 1, characterized in that: A liquid storage tank is also arranged in the machine body, and the liquid storage tank is connected with the water delivery pipe of the cleaning seat assembly through a connecting liquid pump.

7. The mobile bathing machine suitable for independent use by people with limited mobility according to claim 3, characterized in that: It also includes a side door. One side of the fuselage is provided with an opening, and the side door is hinged on the opening on one side of the fuselage.

8. The mobile bathing machine suitable for independent use by people with limited mobility according to claim 1, characterized in that: A water tank, a sewage tank, a heater and a battery are arranged in the fuselage. The water tank is connected with the heater pipeline, the sewage pipe is connected with the wash area, and the battery is electrically connected with the heater, the walking device and the positioning device.

9. The mobile bathing machine suitable for independent use by people with limited mobility according to claim 1, characterized in that: The cleaning seat assembly is also provided with a hot air blower, which is arranged on the seat body through a valve and a hot air pipe.

10. The mobile bathing machine suitable for independent use by people with limited mobility according to claim 1, characterized in that: It also includes a side nozzle, which is arranged in the cleaning area of ​​the fuselage.

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