阅读说明：本技术 多机型直升飞机喷淋系统 (Multi-model helicopter spraying system ) 是由 章凯 周浩 郑坤 陈超 于 2020-12-30 设计创作，主要内容包括：本发明公开了一种多机型直升飞机喷淋系统,包括一机头喷淋机构、两个机身前段喷淋机构、两个机身中段喷淋机构、以及两个机尾喷淋机构；机头喷淋机构包括机头喷淋小车以及安装于机头喷淋小车上的机头喷淋架；机身前段喷淋机构均包括机身前段喷淋小车以及安装于机身前段喷淋小车上的机身前段喷淋架；机身中段喷淋机构均包括机身中段喷淋小车以及安装于机身中段喷淋小车上的机身中段喷淋架；机尾喷淋机构均包括机尾喷淋小车以及安装于机尾喷淋小车上的机尾喷淋架。本发明能够适用于不同机型直升飞机的喷淋实验,实现了对直升飞机的机头、机身和机尾全方位喷淋。(The invention discloses a multi-machine helicopter spraying system which comprises a machine head spraying mechanism, two machine body front-section spraying mechanisms, two machine body middle-section spraying mechanisms and two machine tail spraying mechanisms, wherein the machine head spraying mechanisms are arranged on the front end of a machine body; the machine head spraying mechanism comprises a machine head spraying trolley and a machine head spraying frame arranged on the machine head spraying trolley; the front-section spraying mechanisms of the machine body comprise front-section spraying trolleys of the machine body and front-section spraying frames of the machine body, which are arranged on the front-section spraying trolleys of the machine body; the middle-section spraying mechanisms of the machine body comprise a middle-section spraying trolley of the machine body and a middle-section spraying frame of the machine body, which is arranged on the middle-section spraying trolley of the machine body; the tail spraying mechanisms comprise tail spraying trolleys and tail spraying frames arranged on the tail spraying trolleys. The spraying device is suitable for spraying experiments of helicopters of different types, and realizes all-around spraying of the nose, the fuselage and the tail of the helicopter.)

1. A multi-model helicopter spraying system is characterized by comprising a machine head spraying mechanism, two machine body front section spraying mechanisms, two machine body middle section spraying mechanisms and two machine tail spraying mechanisms;

the machine head spraying mechanism comprises a machine head spraying trolley and a machine head spraying frame arranged on the machine head spraying trolley, and the machine head spraying frame is used for spraying the machine head;

the two front-section spraying mechanisms are respectively arranged on two sides of the machine body, each front-section spraying mechanism comprises a front-section spraying trolley and a front-section spraying frame arranged on the front-section spraying trolley, and each front-section spraying frame is respectively used for spraying the front section of the machine body on the corresponding side;

the two middle-section spraying mechanisms are respectively arranged at two sides of the machine body, each middle-section spraying mechanism comprises a middle-section spraying trolley and a middle-section spraying frame arranged on the middle-section spraying trolley, and each middle-section spraying frame is respectively used for spraying the middle section of the machine body at the corresponding side;

the two tail spraying mechanisms are respectively arranged on two sides of the tail, each tail spraying mechanism comprises a tail spraying trolley and a tail spraying frame arranged on the tail spraying trolley, and each tail spraying frame is respectively used for spraying the tail on the corresponding side.

2. The multi-model helicopter spray system of claim 1, said nose spray rack comprising a nose main spray rack, a first elevating mechanism, a tilting mechanism, two nose side spray racks, and two first horizontal flipping mechanisms;

the back of the machine head main spraying frame is hinged with a first support frame;

the machine head spraying trolley is provided with a first vertical guide rail, the first support frame is slidably mounted on the first vertical guide rail, and the first lifting mechanism is used for driving the first support frame to slidably lift along the first vertical guide rail;

the tilting mechanism is respectively connected with the main spraying frame of the machine head and the first support frame and is used for driving the main spraying frame of the machine head to vertically turn over relative to the first support frame;

the two machine head side spraying frames are respectively hinged to two side ends of the main machine head spraying frame;

each first horizontal turnover mechanism is respectively connected with the head main spray frame and the corresponding head side spray frame and is used for driving the head side spray frame to horizontally turn over relative to the head main spray frame.

3. The multi-model helicopter spray system of claim 2, said nose main spray frame further comprising a nose top spray frame hinged to an upper end of said nose main spray frame and a pitch mechanism connected to said nose top spray frame and said nose main spray frame, respectively, for driving said nose top spray frame to vertically tilt relative to said nose main spray frame.

4. The multi-model helicopter spray system of claim 3, said first lifting mechanism comprising a first telescoping cylinder, said first telescoping cylinder being affixed to said nose spray carriage, an output shaft of the first telescoping cylinder being connected to said first support bracket;

the tilting mechanism comprises a second telescopic cylinder, and two ends of the second telescopic cylinder are respectively hinged to the second supporting frame and the machine head main spraying frame;

the first horizontal turnover mechanism comprises a first motor and a first driving shaft in transmission connection with the first motor, the first motor is fixed on the machine head main spray frame, and the first driving shaft is fixed on the machine head side spray frame and is in rotary connection with the machine head main spray frame;

the pitching mechanism comprises a third telescopic cylinder, and two ends of the third telescopic cylinder are respectively hinged to the machine head top spraying frame and the machine head main spraying frame.

5. The multi-model helicopter spray system of claim 1, wherein said fuselage forward section spray rack comprises a forward section main spray rack, a second lifting mechanism, a forward section flank spray rack, and a first vertical flipping mechanism;

a second vertical guide rail is arranged on the front-section spraying trolley of the machine body, a second support frame is fixed on the back of the front-section main spraying frame, the second support frame is slidably mounted on the second vertical guide rail, and the second lifting mechanism is used for driving the second support frame to slidably lift along the second vertical guide rail;

an avoidance port is formed in the front-section main spraying frame corresponding to a side wing of the helicopter, the front-section side wing spraying frame is arranged in the avoidance port, and the upper part of the front-section side wing spraying frame is hinged to the front-section main spraying frame;

the first vertical turnover mechanism is respectively connected with the front-section main spraying frame and the front-section flank spraying frame and used for driving the front-section flank spraying frame to vertically turn over relative to the front-section main spraying frame.

6. The multi-model helicopter spraying system of claim 5, wherein said second lifting mechanism comprises a fourth telescoping cylinder, said fourth telescoping cylinder being fixed to said fuselage forward section spray carriage, an output shaft of said fourth telescoping cylinder being connected to said second support frame;

the first vertical turnover mechanism comprises a fifth telescopic cylinder, and two ends of the fifth telescopic cylinder are respectively hinged to the back of the front-section main spraying frame and the back of the front-section side wing spraying frame.

7. The multi-model helicopter spray system of claim 1, said mid-fuselage spray frame comprising a mid-section main spray frame, a third lifting mechanism, two mid-section side spray frames, two second horizontal flipping mechanisms;

a third vertical guide rail is arranged on the middle section spraying trolley of the machine body, a third support frame is fixed on the back of the middle section main spraying frame, the third support frame is slidably mounted on the third vertical guide rail, and the third lifting mechanism is used for driving the third support frame to slidably lift along the third vertical guide rail;

the two middle section side spraying frames are respectively hinged to two side ends of the middle section main spraying frame;

each second horizontal turnover mechanism is respectively connected with the middle section main spray frame and a corresponding middle section side spray frame and is used for driving the middle section side spray frame to horizontally turn over relative to the middle section main spray frame;

the lower end of each middle section side spraying frame is hinged with a middle section side wing spraying frame, and a second vertical turnover mechanism is respectively connected with the corresponding middle section side spraying frame and the middle section side wing spraying frame and used for driving the middle section side wing spraying frame to vertically turn over relative to the middle section side spraying frame.

8. The multi-model helicopter spraying system of claim 7, wherein said third lifting mechanism comprises a sixth telescoping cylinder, said sixth telescoping cylinder being fixed to said fuselage midsection spray trolley, an output shaft of said sixth telescoping cylinder being connected to said third support frame;

the second horizontal turnover mechanism comprises a second motor and a second driving shaft in transmission connection with the second motor, the second motor is fixed on the middle section main spray frame, and the second driving shaft is fixed on the middle section side spray frame and is in rotary connection with the middle section main spray frame;

the second vertical turnover mechanism comprises a seventh telescopic cylinder, and two ends of the seventh telescopic cylinder are respectively hinged to the back surfaces of the middle-section side spray frame and the middle-section side wing spray frame.

9. The multi-model helicopter spraying system of claim 1, wherein a fourth support frame is provided on the back of said tail spray frame, a fourth vertical rail is provided on said tail spray carriage, said fourth support frame is slidably mounted on said fourth vertical rail, and a fourth elevating mechanism for driving said fourth support frame to slidably ascend and descend along said fourth vertical rail is provided on said tail spray carriage.

10. The multi-model helicopter spray system of any of claims 1-9, said nose spray carriages, front fuselage section spray carriages, mid fuselage section spray carriages and tail spray carriages all utilizing AGV carriages.

Technical Field

The invention relates to the technical field of helicopter spraying experiments, in particular to a multi-model helicopter spraying system.

Background

With the continuous progress of helicopter technology and the gradual maturity of helicopter application, the development of helicopters is more and more specialized, and besides general helicopters, special helicopters such as transportation helicopters, rescue helicopters, armed helicopters, search and rescue helicopters, anti-diving helicopters, communication helicopters, electronic warfare helicopters and the like are gradually developed.

Helicopters are finding increasing application in the production and life of humans as helicopters, and the market shows a continuous demand for helicopters. Especially emerging markets, with economic development, there is a large, highly growing demand for helicopters. With the rapid increase of the number and the types, helicopter production enterprises face greater and greater pressure, and particularly experimental equipment is more effective. The spraying experiment is an important ring of helicopter experiment, and the purpose is to test the waterproof sealing performance of the helicopter, the number of the conventional helicopter models is small, the fixed spraying device can only cope with the problem, and the conventional spraying cannot be met with the development in future.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides a multi-model helicopter spraying system which is suitable for spraying experiments of helicopters of different models and realizes omnibearing spraying on a nose, a fuselage and a tail of a helicopter.

The invention provides a multi-machine helicopter spraying system which comprises a machine head spraying mechanism, two machine body front-section spraying mechanisms, two machine body middle-section spraying mechanisms and two machine tail spraying mechanisms, wherein the machine head spraying mechanisms are arranged on the front end of the machine body;

the machine head spraying mechanism comprises a machine head spraying trolley and a machine head spraying frame arranged on the machine head spraying trolley, and the machine head spraying frame is used for spraying the machine head;

the two front-section spraying mechanisms are respectively arranged on two sides of the machine body, each front-section spraying mechanism comprises a front-section spraying trolley and a front-section spraying frame arranged on the front-section spraying trolley, and each front-section spraying frame is respectively used for spraying the front section of the machine body on the corresponding side;

the two middle-section spraying mechanisms are respectively arranged at two sides of the machine body, each middle-section spraying mechanism comprises a middle-section spraying trolley and a middle-section spraying frame arranged on the middle-section spraying trolley, and each middle-section spraying frame is respectively used for spraying the middle section of the machine body at the corresponding side;

the two tail spraying mechanisms are respectively arranged on two sides of the tail, each tail spraying mechanism comprises a tail spraying trolley and a tail spraying frame arranged on the tail spraying trolley, and each tail spraying frame is respectively used for spraying the tail on the corresponding side.

Further, the machine head spraying frame comprises a machine head main spraying frame, a first lifting mechanism, an inclination mechanism, two machine head side spraying frames and two first horizontal turnover mechanisms;

the back of the machine head main spraying frame is hinged with a first support frame;

the machine head spraying trolley is provided with a first vertical guide rail, the first support frame is slidably mounted on the first vertical guide rail, and the first lifting mechanism is used for driving the first support frame to slidably lift along the first vertical guide rail;

the tilting mechanism is respectively connected with the main spraying frame of the machine head and the first support frame and is used for driving the main spraying frame of the machine head to vertically turn over relative to the first support frame;

the two machine head side spraying frames are respectively hinged to two side ends of the main machine head spraying frame;

each first horizontal turnover mechanism is respectively connected with the head main spray frame and the corresponding head side spray frame and is used for driving the head side spray frame to horizontally turn over relative to the head main spray frame.

Furthermore, the machine head main spraying frame further comprises a machine head top spraying frame and a pitching mechanism, the machine head top spraying frame is hinged to the upper end of the machine head main spraying frame, and the pitching mechanism is respectively connected with the machine head top spraying frame and the machine head main spraying frame and used for driving the machine head top spraying frame to vertically turn over relative to the machine head main spraying frame.

Furthermore, the first lifting mechanism comprises a first telescopic cylinder, the first telescopic cylinder is fixed on the machine head spraying trolley, and an output shaft of the first telescopic cylinder is connected with the first support frame;

the tilting mechanism comprises a second telescopic cylinder, and two ends of the second telescopic cylinder are respectively hinged to the second supporting frame and the machine head main spraying frame;

the first horizontal turnover mechanism comprises a first motor and a first driving shaft in transmission connection with the first motor, the first motor is fixed on the machine head main spray frame, and the first driving shaft is fixed on the machine head side spray frame and is in rotary connection with the machine head main spray frame;

the pitching mechanism comprises a third telescopic cylinder, and two ends of the third telescopic cylinder are respectively hinged to the machine head top spraying frame and the machine head main spraying frame.

Further, the front-section spraying frame of the machine body comprises a front-section main spraying frame, a second lifting mechanism, a front-section side wing spraying frame and a first vertical turnover mechanism;

a second vertical guide rail is arranged on the front-section spraying trolley of the machine body, a second support frame is fixed on the back of the front-section main spraying frame, the second support frame is slidably mounted on the second vertical guide rail, and the second lifting mechanism is used for driving the second support frame to slidably lift along the second vertical guide rail;

an avoidance port is formed in the front-section main spraying frame corresponding to a side wing of the helicopter, the front-section side wing spraying frame is arranged in the avoidance port, and the upper part of the front-section side wing spraying frame is hinged to the front-section main spraying frame;

the first vertical turnover mechanism is respectively connected with the front-section main spraying frame and the front-section flank spraying frame and used for driving the front-section flank spraying frame to vertically turn over relative to the front-section main spraying frame.

Furthermore, the second lifting mechanism comprises a fourth telescopic cylinder, the fourth telescopic cylinder is fixed on the spraying trolley at the front section of the machine body, and an output shaft of the fourth telescopic cylinder is connected with the second support frame;

the first vertical turnover mechanism comprises a fifth telescopic cylinder, and two ends of the fifth telescopic cylinder are respectively hinged to the back of the front-section main spraying frame and the back of the front-section side wing spraying frame.

Further, the middle section spraying frame of the machine body comprises a middle section main spraying frame, a third lifting mechanism, two middle section side spraying frames and two second horizontal turnover mechanisms;

a third vertical guide rail is arranged on the middle section spraying trolley of the machine body, a third support frame is fixed on the back of the middle section main spraying frame, the third support frame is slidably mounted on the third vertical guide rail, and the third lifting mechanism is used for driving the third support frame to slidably lift along the third vertical guide rail;

the two middle section side spraying frames are respectively hinged to two side ends of the middle section main spraying frame;

each second horizontal turnover mechanism is respectively connected with the middle section main spray frame and a corresponding middle section side spray frame and is used for driving the middle section side spray frame to horizontally turn over relative to the middle section main spray frame;

the lower end of each middle section side spraying frame is hinged with a middle section side wing spraying frame, and a second vertical turnover mechanism is respectively connected with the corresponding middle section side spraying frame and the middle section side wing spraying frame and used for driving the middle section side wing spraying frame to vertically turn over relative to the middle section side spraying frame.

Furthermore, the third lifting mechanism comprises a sixth telescopic cylinder, the sixth telescopic cylinder is fixed on the spraying trolley at the middle section of the machine body, and an output shaft of the sixth telescopic cylinder is connected with the third support frame;

the second horizontal turnover mechanism comprises a second motor and a second driving shaft in transmission connection with the second motor, the second motor is fixed on the middle section main spray frame, and the second driving shaft is fixed on the middle section side spray frame and is in rotary connection with the middle section main spray frame;

the second vertical turnover mechanism comprises a seventh telescopic cylinder, and two ends of the seventh telescopic cylinder are respectively hinged to the back surfaces of the middle-section side spray frame and the middle-section side wing spray frame.

Furthermore, a fourth support frame is arranged on the back of the tail spraying frame, a fourth vertical guide rail is arranged on the tail spraying trolley, the fourth support frame is slidably mounted on the fourth vertical guide rail, and a fourth lifting mechanism used for driving the fourth support frame to slide and lift along the fourth vertical guide rail is arranged on the tail spraying trolley.

Furthermore, the machine head spraying trolley, the machine body front section spraying trolley, the machine body middle section spraying trolley and the machine tail spraying trolley all adopt AGV trolleys.

The invention has the beneficial effects that: this application divide into a aircraft nose spray mechanism, two fuselage anterior segments spray mechanism, two fuselage middle sections spray mechanism, two tail spray mechanism, through with spray system break up into parts, the spray frame at every position is through spraying the dolly and carrying on, dispose PLC control system alone, carry out the multistation all-round spraying to helicopter's aircraft nose, the both sides of fuselage anterior segment, the both sides in fuselage middle section, the both sides of tail automatically, its work is nimble, can be applicable to the experiment of spraying of different model helicopters, a factory building model in having avoided the traditional mode, it is many to spray the blind area, a great deal of drawbacks such as site operation personnel are many, save land and factory building input for helicopter manufacturing enterprise, the human input, improve experimental efficiency, increase experimental effect etc. and provide optimal solution.

Drawings

In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a perspective view of a head spray mechanism of an embodiment of the present invention;

FIG. 3 is a side view of a head spray mechanism of an embodiment of the present invention;

FIG. 4 is a perspective view of a front-end spraying mechanism of the fuselage according to an embodiment of the present invention;

FIG. 5 is a perspective view of a middle section spray mechanism of the fuselage in an embodiment of the present invention;

FIG. 6 is a perspective view of a tail spray mechanism of an embodiment of the present invention;

FIG. 7 is a schematic diagram of a shower drive according to an embodiment of the present invention.

In the drawing, 100-machine head spraying mechanism; 110-a head spray trolley; 120-machine head spray frame; 121-machine head main spray frame; 122-a first lifting mechanism; 123-a tilting mechanism; 124-machine head side spraying frame; 125-a first horizontal turning mechanism; 126-a first support frame; 127-a first vertical guide; 128-a spray rack on the top of the machine head; 129-pitch mechanism; 200-a front-section spraying mechanism of the machine body; 210-spraying trolley at front part of the body; 220-front spraying frame of the machine body; 221-front section main spray frame; 222-a second lifting mechanism; 223-front flank spraying frame; 224-a first vertical flipping mechanism; 225-a second vertical rail; 226-a second support; 227-avoidance ports; 300-a middle-section spraying mechanism of the machine body; 310-spraying trolley in the middle of the machine body; 320-a spraying frame at the middle section of the machine body; 321-middle section main spray rack; 322-a third lifting mechanism; 323-middle section side spray rack; 324-a second horizontal flipping mechanism; 325-a third vertical guide rail; 326-third support shelf; 327-middle wing spray rack; 328-a second vertical turnover mechanism; 400-tail spraying mechanism; 410-tail spray trolley; 420-tail spray frame; 421-a fourth support frame; 422-a fourth vertical rail; 423-a fourth lifting mechanism; 500-a shower; 510-a nozzle; 520-shower drive; 521-a third motor; 522-a cam; 523-connecting shaft; 524-connecting frame; 525-a chute; 530-transmission mechanism.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the invention pertains.

As shown in fig. 1-7, an embodiment of the present invention provides a multi-unit helicopter spraying system, which includes a head spraying mechanism 100, two front-body spraying mechanisms 200, two middle-body spraying mechanisms 300, and two tail spraying mechanisms 400.

The head spray mechanism 100 includes a head spray cart 110 and a head spray frame 120 mounted on the head spray cart 110, and the head spray frame 120 is used for spraying the head.

Two fuselage anterior segments spray mechanism 200 and locate the both sides of fuselage respectively, and each fuselage anterior segment sprays mechanism 200 and all includes fuselage anterior segment spray carriage 210 and installs fuselage anterior segment spray frame 220 on fuselage anterior segment spray carriage 210, and each fuselage anterior segment spray frame 220 is used for spraying the fuselage anterior segment of corresponding side respectively.

Two fuselage middle sections spray mechanism 300 and locate the both sides of fuselage respectively, and each fuselage middle section sprays mechanism 300 and all includes the fuselage middle section and sprays dolly 310 and install the fuselage middle section that sprays on dolly 310 in the fuselage middle section and spray frame 320, and each fuselage middle section sprays frame 320 and is used for spraying the fuselage middle section of corresponding side respectively.

The two tail spraying mechanisms 400 are respectively arranged at two sides of the tail, each tail spraying mechanism 400 comprises a tail spraying trolley 410 and a tail spraying frame 420 arranged on the tail spraying trolley 410, and each tail spraying frame 420 is respectively used for spraying the tail at the corresponding side.

Above-mentioned aircraft nose spray carriage 110, fuselage anterior segment spray carriage 210, fuselage middle section spray carriage 310 and tail spray carriage 410 all adopt AGV dolly (Automated Guided Vehicle, AGV for short), and what the outstanding characteristics of AGV dolly is unmanned, is equipped with automatic guidance system on the AGV, can ensure that the system just can be followed predetermined route automatic traveling under the condition that does not need artifical navigation, realizes automatic the removal.

This application divide into a aircraft nose spray mechanism 100 with spraying system, two fuselage anterior segments spray mechanism 200, two fuselage middle sections spray mechanism 300, two tails spray mechanism 400, through breaking up spraying system into parts, the frame that sprays at every position is carried on through spraying the dolly, dispose PLC control system alone, the automatic aircraft nose to helicopter, the both sides of fuselage anterior segment, the both sides in fuselage middle section, the both sides of tail carry out the all-round spraying of multistation, its work is nimble, can be applicable to the experiment of spraying of different model helicopters, a factory building model in having avoided the traditional mode, it is many to spray the blind area, a great deal of drawback such as site operation personnel are many, save land and factory building input for helicopter manufacturing enterprise, the human input, improve experimental efficiency, increase experimental effect etc. and provide optimal solution.

A specific head spray frame 120 is shown in fig. 2 and 3, and the head spray frame 120 includes a head main spray frame 121, a first lifting mechanism 122, a tilting mechanism 123, two head side spray frames 124, and two first horizontal turnover mechanisms 125.

The back of the head main spray frame 121 is hinged with a first support frame 126, the head spray trolley 110 is provided with a first vertical guide rail 127, the first support frame 126 is slidably mounted on the first vertical guide rail 127, and the first lifting mechanism 122 is used for driving the first support frame 126 to slide and lift along the first vertical guide rail 127. Specifically, the first lifting mechanism 122 includes a first telescopic cylinder, the first telescopic cylinder is fixed on the head spray trolley 110, an output shaft of the first telescopic cylinder is connected to the first support 126, and the first telescopic cylinder may be an air cylinder, a hydraulic cylinder or an electric cylinder. The height of the machine head spray frame 120 is adjusted and controlled by the extension and contraction of the first telescopic cylinder, so that the whole machine head spray frame 120 stays at any height within the stroke of 0-800 mm.

The tilting mechanism 123 is connected to the head main spray frame 121 and the first support frame 126, respectively, for driving the head main spray frame 121 to tilt vertically relative to the first support frame 126. Specifically, the tilting mechanism 123 includes a second telescopic cylinder, two ends of the second telescopic cylinder are respectively hinged to the second support frame 226 and the head main spray frame 121, so as to drive the head spray frame 120 to rotate through the extension and retraction of the second telescopic cylinder, and further adjust the tilt of the head spray frame 120, in this embodiment, the tilt adjustment range of the head spray frame 120 is 55 ° to 90 °, and the second telescopic cylinder may be an air cylinder, a hydraulic cylinder or an electric cylinder.

The two machine head side spray racks 124 are respectively hinged at two side ends of the machine head main spray rack 121, each first horizontal turnover mechanism 125 is respectively connected with the machine head main spray rack 121 and the corresponding machine head side spray rack 124 and used for driving the machine head side spray rack 124 to horizontally turn over relative to the machine head main spray rack 121, and the adjustment range of an included angle between the machine head side spray rack 124 and the machine head main spray rack 121 is 135-180 degrees. Specifically, the first horizontal turning mechanism 125 includes a first motor and a first driving shaft in transmission connection with the first motor, the first motor is fixed on the head main spray frame 121, and the first driving shaft is fixed on the head side spray frame 124 and is in rotational connection with the head main spray frame 121. Of course, in other embodiments, the first horizontal turnover mechanism 125 may also be an air cylinder, an electric cylinder or a hydraulic cylinder, both ends of which are respectively hinged to the head main spray frame 121 and the head side spray frame 124.

This application can drive the vertical upset of aircraft nose spray frame 120 through tilt mechanism 123, thereby adjust aircraft nose spray frame 120's inclination, make aircraft nose main spray frame 121 suit with the aircraft nose, divide into an aircraft nose main spray frame 121 and two aircraft nose side spray frame 124 with aircraft nose spray frame 120 simultaneously, the relative aircraft nose main spray frame 121 of two aircraft nose side spray frames 124 of accessible first horizontal turnover mechanism 125 drive rotates, make aircraft nose side spray frame 124 and aircraft nose side spray frame 124 form the angle of different degree, and then make aircraft nose side spray frame 124 and the aircraft nose of helicopter keep suitable distance before, and simultaneously, can also adjust aircraft nose spray frame 120's height through first elevating system 122, the spraying of adaptable not co-altitude size model. Therefore, the aircraft nose of adaptable different models is ensured to simulate the spraying operating mode of various helicopter models and different complexity through the adjustment to the whole gradient and height of the aircraft nose spraying frame 120 and the angle of the aircraft nose side spraying frame 124, thereby ensuring that the aircraft noses of different helicopters can both accept the spraying of all aspects.

Preferably, the head main spray frame 121 further comprises a head top spray frame 128 and a pitching mechanism 129, the head top spray frame 128 is hinged to the upper end of the head main spray frame 121, and the pitching mechanism 129 is respectively connected with the head top spray frame 128 and the head main spray frame 121 for driving the head top spray frame 128 to vertically turn relative to the head main spray frame 121. Specifically, the pitching mechanism 129 includes a third telescopic cylinder, two ends of the third telescopic cylinder are respectively hinged to the head top spray frame 128 and the head main spray frame 121, and the third telescopic cylinder may be an air cylinder, a hydraulic cylinder or an electric cylinder. The included angle between the spray frame 128 at the top of the machine head and the main spray frame 121 of the machine head is adjusted through the extension and contraction of the third telescopic cylinder, the included angle between the spray frame 128 at the top of the machine head and the main spray frame 121 of the machine head ranges from 145 degrees to 180 degrees, the spray frame 128 at the top of the machine head can be matched with the top of the machine head through the arrangement of the spray frame 128 at the top of the machine head which can be adjusted in a rotating mode, and therefore the spray requirements of the top of the machine head of different machine.

A specific spraying frame 220 of the front part of the fuselage is shown in fig. 4, and the spraying frame 220 of the front part of the fuselage includes a main spraying frame 221 of the front part, a second lifting mechanism 222, a spraying frame 223 of the front part side wing, and a first vertical turnover mechanism 224.

The front-section spraying trolley 210 of the body is provided with a second vertical guide rail 225, the back of the front-section main spraying frame 221 is fixed with a second support frame 226, the second support frame 226 is slidably mounted on the second vertical guide rail 225, and the second lifting mechanism 222 is used for driving the second support frame 226 to slide and lift along the second vertical guide rail 225. Specifically, the second lifting mechanism 222 includes a fourth telescopic cylinder, the fourth telescopic cylinder is fixed on the spraying trolley 210 at the front section of the body, an output shaft of the fourth telescopic cylinder is connected with the second support frame 226, and the first telescopic cylinder may be a cylinder, a hydraulic cylinder or an electric cylinder. The height of the front-section spraying frame 220 of the machine body can be regulated and controlled by the stretching of the fourth telescopic cylinder, so that the whole front-section spraying frame 220 of the machine body can stay at any height within the stroke of 0-800 mm.

The front section main spraying frame 221 is provided with a dodging port 227 corresponding to a side wing of the helicopter, the front section side wing spraying frame 223 is arranged in the dodging port 227, the upper portion of the front section side wing spraying frame 223 is hinged to the front section main spraying frame 221, and the first vertical turnover mechanism 224 is connected with the front section main spraying frame 221 and the front section side wing spraying frame 223 respectively and used for driving the front section side wing spraying frame 223 to vertically turn over relative to the front section main spraying frame 221. Specifically, the first vertical turnover mechanism 224 includes a fifth telescopic cylinder, both ends of the fifth telescopic cylinder are respectively hinged to the back of the front-section main spray frame 221 and the back of the front-section side-wing spray frame 223, and the fifth telescopic cylinder may be a cylinder, a hydraulic cylinder or an electric cylinder.

The first vertical tilting mechanism 224 of this application accessible drives anterior segment flank spray rack 223 and overturns to horizontal position to avoid helicopter's flank, according to the abrupt appearance characteristics of helicopter fuselage anterior segment, the large tracts of land flank department that makes the outstanding both sides of fuselage also can accept the spraying of full aspect, avoided traditional mode flank can't spray or the not good drawback of effect, the efficiency of the experiment is improved, the experimental effect is strengthened, and simultaneously, adjust the height that fuselage anterior segment spray rack 220 through elevating system, the spraying of adaptable not co-altitude size model.

A specific fuselage middle section spray rack 320 is shown in fig. 5, the fuselage middle section spray rack 320 includes a middle section main spray rack 321, a third lifting mechanism 322, two middle section side spray racks 323, and two second horizontal turnover mechanisms 324.

A third vertical guide rail 325 is arranged on the middle-section spraying trolley 310, a third support frame 326 is fixed on the back of the middle-section main spraying frame 321, the third support frame 326 is slidably mounted on the third vertical guide rail 325, and the third lifting mechanism 322 is used for driving the third support frame 326 to slide and lift along the third vertical guide rail 325. Specifically, the third lifting mechanism 322 includes a sixth telescopic cylinder, the sixth telescopic cylinder is fixed on the spray trolley 310 at the middle section of the machine body, an output shaft of the sixth telescopic cylinder is connected with the third support frame 326, and the sixth telescopic cylinder may be a cylinder, a hydraulic cylinder or an electric cylinder. The height of the middle section spraying frame 320 of the machine body is regulated and controlled by the expansion and contraction of the sixth telescopic cylinder, so that the whole middle section spraying frame 320 of the machine body can stay at any height within the stroke of 0-800 mm.

The two middle section side spray racks 323 are respectively hinged to two side ends of the middle section main spray rack 321, and each second horizontal turnover mechanism 324 is respectively connected with the middle section main spray rack 321 and a corresponding middle section side spray rack 323 and is used for driving the middle section side spray rack 323 to horizontally turn over relative to the middle section main spray rack 321. Specifically, the second horizontal turning mechanism 324 includes a second motor and a second driving shaft in transmission connection with the second motor, the second motor is fixed on the middle section main spraying frame 321, the second driving shaft is fixed on the middle section side spraying frame 323 and is in rotational connection with the middle section main spraying frame 321 so as to drive the middle section side spraying frame 323 to turn over through the second motor, and the adjustment range of the included angle between the middle section side spraying frame 323 and the middle section main spraying frame 321 is 145-180 °. Of course, in other embodiments, the second horizontal turnover mechanism 324 may also adopt an air cylinder, an electric cylinder or a hydraulic cylinder, both ends of which are respectively hinged to the middle-stage main spray frame 321 and the middle-stage side spray frame 323.

Moreover, the lower end of each middle section side spraying frame 323 is hinged with a middle section side wing spraying frame 327, and a second vertical turnover mechanism 328 is respectively connected with a corresponding middle section side spraying frame 323 and the middle section side wing spraying frame 327, so as to drive the middle section side wing spraying frame 327 to vertically turn over relative to the middle section side spraying frame 323. Specifically, the second vertical turnover mechanism 328 includes a seventh telescopic cylinder, two ends of the seventh telescopic cylinder are respectively hinged to the back of the middle-section side spray frame 323 and the back of the middle-section side wing spray frame 327, so as to drive the middle-section side wing spray frame 327 to turn over through the expansion and contraction of the seventh telescopic cylinder, and the seventh telescopic cylinder may be an air cylinder, a hydraulic cylinder or an electric cylinder.

The middle section spraying frame 320 of the helicopter body is divided into a middle section main spraying frame 321 and two middle section side spraying frames 323, the two middle section side spraying frames 323 can be driven by a second horizontal turnover mechanism 324 to rotate relative to the middle section main spraying frame 321, so that the middle section side spraying frames 323 and the middle section side spraying frames 323 form angles with different degrees, a proper distance is kept between the spraying frames and the helicopter, meanwhile, the height of the middle section spraying frame 320 of the helicopter body can be adjusted by a lifting mechanism, the helicopter body can adapt to spraying of small and large models with different heights, in addition, the middle section side wing spraying frame 327 can be driven by a second vertical turnover mechanism 328 to be turned to a horizontal position to avoid the side wings of the helicopter, according to the appearance characteristics of the front section of the helicopter body, the large area side wings on two protruding sides of the helicopter body can also receive full-aspect spraying, and the defects that the side wings cannot spray or have, the experimental efficiency is improved, and the experimental effect is enhanced. Therefore, the angle of the middle-section side spraying frame 323 and the height of the whole fuselage middle section spraying frame 320 are adjusted and the middle-section side wing spraying frame 327 is turned over, so that the spraying working condition of various helicopter types and different complexity can be simulated, and the spraying of both sides of middle sections of different helicopters and particularly complex curved surfaces such as a cabin door of a cab can be fully accepted.

The specific machine tail spraying frame 420 is shown in fig. 6, a fourth supporting frame 421 is arranged on the back of the machine tail spraying frame 420, a fourth vertical guide rail 422 is arranged on the machine tail spraying trolley 410, the fourth supporting frame 421 is slidably mounted on the fourth vertical guide rail 422, a fourth lifting mechanism 423 for driving the fourth supporting frame 421 to slide along the fourth vertical guide rail 422 to lift is arranged on the machine tail spraying trolley 410, the fourth lifting mechanism 423 comprises an eighth telescopic cylinder, the eighth telescopic cylinder is fixed on the machine tail spraying trolley 410, an output shaft of the eighth telescopic cylinder is connected with the fourth supporting frame 421, and the eighth telescopic cylinder can be an air cylinder, a hydraulic cylinder or an electric cylinder.

Referring to fig. 1 to 6, each of the head spray frame 120, the front-part spray frame 220, the middle-part spray frame 320 and the tail spray frame 420 is rotatably provided with a spray pipe 500, a plurality of nozzles 510 are distributed on the spray pipe 500 at intervals, and the spray pipe 500 can be rotated back and forth within a certain angle range under the action of a spray pipe driver 520.

The spraying direction of the spray nozzles 510 is swung by driving the spray pipes 500 to rotate back and forth within a certain angle range, so that the spraying area is increased, the spray pipes are particularly suitable for helicopters with complex shapes, and the distance between the spray nozzles 510 can be larger than that of the traditional mode under the condition of meeting the spraying requirement, thereby being more favorable for the arrangement of a spray rack. Simultaneously, because all nozzles 510 swing, the blind area of drenching with the rain in the traditional mode no longer appears in this device, has avoided traditional mode to spray that the angle is fixed, the area of spraying is little, have the blind area of drenching with the rain scheduling problem, has solved the problem that the operating mode of spraying that the helicopter was bulky, the shape is complicated to bring is difficult to the simulation, has improved experimental efficiency, has strengthened the experimental effect.

Specifically, referring to fig. 7, the shower pipe driver 520 includes a third motor 521, a cam 522 and a connecting frame 524, the third motor 521 is fixed on the shower frame, one side of the cam 522 is fixedly mounted on an output shaft of the third motor 521, the other side of the cam 522 is eccentrically provided with a connecting shaft 523 relative to the output shaft of the third motor 521, the connecting frame 524 is fixed at one end of the shower pipe 500, a sliding groove 525 is provided on the connecting frame 524, the connecting shaft 523 is fitted in the sliding groove 525, when spraying, the third motor 521 drives the cam 522 to rotate, the connecting shaft 523 on the cam 522 rotates around the output shaft of the third motor 521, so that the connecting shaft 523 drives the connecting frame 524 to swing back and forth within a certain range of amplitude, and further drives the shower pipe 500 to rotate back and forth within a.

Preferably, the parallel showers 500 are driven by a driving mechanism 530, such as a chain or belt driving mechanism, to reduce the number of shower drives 520.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.