CN115662239A - Teaching and research platform for simulating flying panoramic cabin - Google Patents

Abstract

The invention relates to the technical field of teaching and research platforms, and particularly discloses a teaching and research platform for simulating a flying panoramic type cabin, which comprises a teaching and research platform body; the interior of the teaching and research platform body is provided with a first cavity; an air inlet is formed in the inner side wall of the first cavity, and a heat dissipation port is formed in the inner side wall, far away from the air inlet, of the first cavity; an exhaust pipe communicated with the heat dissipation port is arranged on the outer side wall of the teaching and research platform body; the inner side wall of the exhaust pipe is fixedly connected with a vent pipe; a honeycomb pipe is arranged in the ventilation pipe; connecting pipes are fixedly connected with two ends of the honeycomb pipe; the inner side wall of the ventilation pipe is fixedly connected with a first sound absorption cotton; a turbulence component for reducing the flow velocity of hot air is arranged in the honeycomb tube; a heat dissipation assembly is arranged in the first cavity and close to the heat dissipation port; through set up honeycomb pipe, first inhale cotton and the vortex subassembly of sound and reduce the noise in that the blast pipe is inside for training personnel are difficult for receiving the influence of noise.

Description

Teaching and research platform for simulating flying panoramic cabin

Technical Field

The invention relates to the technical field of teaching and research platforms, in particular to a teaching and research platform for simulating a flying panoramic type cabin.

Background

The simulated flying panoramic cabin is a device for simulating a flying environment, when a trainer carries out simulated training in the cabin, an operator carries out instruction control of the simulated training through a teaching and research platform, in order to realize the instruction control of the teaching and research platform on the simulated cabin, more electric elements are installed inside the teaching and research platform, and in the long-time working process of the electric elements, the temperature of the environment where the electric elements are located is easy to be overhigh to damage the electric elements.

Most dispel the heat that the inside electrical element of teaching and research platform produced through the flabellum among the prior art, for realizing the better cooling effect to electrical element, often need radiator fan to have a faster rotational speed, the noise that the friction produced between flabellum and the air is also bigger and bigger when the rotational speed of flabellum is too fast, at training personnel's simulation training in-process, great noise easily disturbs training personnel to influence training personnel's simulation training.

Disclosure of Invention

The application provides a teaching and research platform in simulation flight panorama formula cabin has the noise that reduces the fan and blow cooling in-process and produce and to training personnel's interference, reduces the influence of noise to the simulation training.

The application provides a teaching and research platform of simulation flight panorama formula cabin adopts following technical scheme:

the teaching and research platform for simulating the flying panoramic cabin comprises a teaching and research platform body; a first cavity for placing an electric element is formed in the teaching and research platform body; an air inlet is formed in the inner side wall of the first cavity, and a heat dissipation port is formed in the inner side wall, far away from the air inlet, of the first cavity; an exhaust pipe communicated with the heat dissipation port is arranged on the outer side wall of the teaching and research platform body corresponding to the heat dissipation port; a ventilation pipe is fixedly connected to the inner side wall of the exhaust pipe; a honeycomb tube is arranged in the ventilation tube; the two ends of the honeycomb pipe are fixedly connected with connecting pipes fixedly connected with the inner side walls of the two ends of the ventilating pipe respectively; the inner side wall of the ventilation pipe is fixedly connected with first sound absorption cotton; a turbulence component for reducing the flow velocity of hot air is arranged in the honeycomb tube; a heat dissipation assembly is arranged at a position, close to the heat dissipation opening, inside the first cavity.

Through adopting above-mentioned technical scheme, can produce great noise when radiator unit discharges the inside hot gas of first cavity by the thermovent, install the blast pipe in the thermovent outside, the honeycomb pipe through the inside setting of blast pipe is tentatively reduced the acoustic energy of noise, the first sound absorption cotton that sets up on the ventilation pipe inside wall carries out further reduction to the noise, reduce the noise and pass through the possibility of blast pipe transmission to external environment, and reduce the velocity of flow of exhaust air through the vortex subassembly that sets up, further promote the holistic amortization noise reduction effect of device, thereby reduce the noise and to simulation training personnel's interference.

Preferably, the inner side wall of the honeycomb tube is provided with a vent communicated with the space where the first sound absorption cotton is located; the flow disturbing assembly comprises a baffle plate; the baffle is fixedly connected to the inner side wall of the honeycomb tube, an opening is formed in the baffle, and a flow guide inclined plane is arranged on the end face, close to the heat dissipation opening, of the baffle; a bulge is arranged on the side wall of the first sound absorption cotton, which is far away from the ventilation pipe; the sound cotton is inhaled to the rigid coupling of second on the opening inside wall.

Through adopting above-mentioned technical scheme, when the hot gas stream in the first cavity flows in the honeycomb intraduct, the baffle blocks the air current that flows, when the hot gas stream flows to baffle department, the opening on the baffle is passed through to partial air current, partial air current gets into the space at first sound absorption cotton place under the guide effect on water conservancy diversion inclined plane, thereby reduce the velocity of flow of blast pipe exhaust gas, the arch that sets up on the first sound absorption cotton also has certain effect of blockking to the air current, further reduce the velocity of flow of air current, and then produce the better amortization effect of making an uproar that falls, the sound cotton messenger baffle has better sound absorption noise reduction effect is inhaled to the second that sets up on the opening inside wall.

Preferably, the heat dissipation assembly comprises a motor; the motor is arranged on the outer side wall of the teaching and research platform body, and a first rotating shaft extending into the first cavity is fixedly connected to the output end of the motor; a first bevel gear is fixedly connected to the end part of the first rotating shaft far away from the motor; a first supporting plate is fixedly connected to the inner side wall of the first cavity close to the heat radiating opening; a second rotating shaft is rotatably connected to the side wall, close to the first bevel gear, of the first supporting plate; the outer side wall of the second rotating shaft is fixedly connected with fan blades, and the end part of the second rotating shaft, which is close to the first bevel gear, is fixedly connected with a second bevel gear meshed with the first bevel gear.

Through adopting above-mentioned technical scheme, when cooling the heat dissipation to the inside electric elements of first cavity, starter motor drives first pivot and first bevel gear and rotates, and first bevel gear rotates in-process and drives second bevel gear and second pivot and rotate to outside driving the flabellum rotation and passing through the first cavity of thermovent discharge with the hot gas in the first cavity, reduce the electric elements in the first cavity because of the high possibility that causes the damage of temperature.

Preferably, the outer side wall of the teaching and research platform body is fixedly connected with an insertion block surrounding the outside of the heat dissipation port; the outer side wall of the end part of the exhaust pipe close to the heat dissipation port is fixedly connected with a fixing plate which can be covered outside the insert block; a slot matched with the insertion block is arranged on the side wall of the fixing plate close to the insertion block; a first through hole is formed in the side wall of the end face of the fixing plate; a first threaded hole is formed in the position, corresponding to the first through hole, on the outer side wall of the teaching and research platform body; the first threaded hole is internally threaded with a first threaded rod penetrating through the first through hole.

Through adopting above-mentioned technical scheme, aim at the inserted block with the slot on the fixed plate lateral wall after and establish the fixed plate lid in the thermovent outside, after that with first threaded rod pass first through-hole on the fixed plate after the precession first screw hole realize the installation of blast pipe on teaching and research platform body, the mounting means of blast pipe is simple convenient, convenient to detach.

Preferably, a first filter screen is fixedly connected to the inner side wall of the end part of the exhaust pipe far away from the heat dissipation port, and a second support plate is fixedly connected to the inner side wall of the exhaust pipe close to the first filter screen; the second supporting plate is rotatably connected with a third rotating shaft penetrating through the second supporting plate; a cleaning brush in contact with the first filter screen is fixedly connected to the end part, close to the first filter screen, of the third rotating shaft, and a third bevel gear is fixedly connected to the end part, far away from the cleaning brush, of the third rotating shaft; and a driving assembly capable of driving the third bevel gear to rotate is arranged in the exhaust pipe.

Through adopting above-mentioned technical scheme, its surface can the adhesion dust impurity block up the mesh after carrying out long-term filter work first filter screen, drives third bevel gear through drive assembly and rotates, and third bevel gear rotates the in-process and drives third pivot and cleaning brush and rotate, cleans first filter screen through cleaning brush, reduces the mesh of first filter screen and stops up the possibility.

Preferably, the driving assembly comprises a fourth rotating shaft; the fourth rotating shaft is rotatably connected to the inner side wall of the exhaust pipe, a fourth bevel gear meshed with the third bevel gear is fixedly connected to the end portion, close to the third bevel gear, of the fourth rotating shaft, and a blocking piece capable of preventing the fourth rotating shaft from rotating is arranged on the end portion, far away from the fourth bevel gear, of the fourth rotating shaft.

Through adopting above-mentioned technical scheme, when needs make the third pivot rotate, make the fourth pivot rotate through letting to block that to lose the limiting displacement to the fourth pivot makes the fourth pivot can rotate, rotate in-process fourth pivot fourth bevel gear drive third bevel gear and third pivot and rotate and make the cleaning brush clean first filter screen, through blocking after cleaning is accomplished and restrict the fourth pivot for the fourth pivot is difficult for rotating at will.

Preferably, the end part of the fourth rotating shaft, which is far away from the fourth bevel gear, is provided with an axially arranged sliding chute; a clamping groove which is concentric with the sliding groove is formed in the outer side wall of the exhaust pipe at a position corresponding to the sliding groove; the blocking member comprises a slider; the sliding block is connected inside the sliding groove in a sliding mode, and the bottom face of the sliding block is connected with a first spring; the end part of the first spring, which is far away from the sliding block, is connected with the inner side wall of the bottom end of the sliding chute; the end part of the sliding block, far away from the first spring, penetrates through the side wall of the exhaust pipe and can extend to the outside of the clamping groove, and the end part of the sliding block, which can extend to the outside of the clamping groove, is fixedly connected with a clamping block matched with the clamping groove.

By adopting the technical scheme, when the clamping block is clamped in the clamping groove, the fourth rotating shaft is limited through the matching work of the clamping block and the clamping groove, so that the fourth rotating shaft is not easy to rotate randomly; when the rotation of fourth pivot is carried out to needs, outside pull fixture block drives the slider and slides, and the fixture block loses limiting displacement to the fourth pivot when the fixture block is drawn to the draw-in groove outside, and the fourth pivot of being convenient for rotates.

Preferably, the outer side wall of the teaching and research platform body is fixedly connected with a sound-proof cover which is covered outside the air inlet; the inner side wall of the sound-proof shield is fixedly connected with third sound-absorbing cotton, and an air inlet hole is formed in the side wall, far away from the air inlet, of the sound-proof shield; and a vent hole is formed in the position, corresponding to the air inlet hole, of the third sound-absorbing cotton.

By adopting the technical scheme, the third sound-absorbing cotton arranged on the sound-proof cover has good sound-absorbing and noise-reducing effects, and the interference of noise generated by the electric elements in the first cavity during working on the external environment is reduced; the arrangement of the air inlet hole and the air vent hole enables air of the external environment to enter the first cavity.

Preferably, the inner side wall of the air inlet hole is fixedly connected with a second filter screen.

Through adopting above-mentioned technical scheme, the second filter screen that sets up on the inlet port inside wall plays to block the effect to the impurity dust of external environment for the dust impurity of external environment is difficult for getting into first cavity through the inlet port and inside producing the interference to electric elements.

Preferably, a sealing gasket is fixedly connected to the inner side wall of the slot.

Through adopting above-mentioned technical scheme, the sealed pad that sets up in the slot makes fixed plate and inserted block junction have better leakproofness, reduces the possibility that the blast pipe takes place to leak gas, has reduced the noise that produces because of gas leakage.

In summary, the present application has the following beneficial effects:

1. in the high-speed rotation process of the fan blades, the friction between the fan blades and air can generate large noise, when the noise passes through the honeycomb pipe, the sound energy of the noise is preliminarily reduced through the honeycomb structure in the side wall of the honeycomb pipe, when the noise is transmitted to the first sound absorption cotton, the noise is absorbed through the first sound absorption cotton, the further reduction of the noise is realized, the noise reduction effect of the first sound absorption cotton is improved through the protrusions arranged on the first sound absorption cotton, the possibility that the noise is transmitted to the external environment through the exhaust pipe is reduced, and training personnel are not easily influenced by the noise;

2. when hot air flows through the baffle, the baffle blocks and divides the flowing air flow, so that part of the air flow passes through the opening on the baffle, and part of the air flow enters the space where the first sound absorption cotton is located under the guiding action of the flow guide inclined plane, so that the flow speed of the air discharged by the exhaust pipe is reduced, and a good noise reduction and elimination effect is generated;

3. first filter screen has the effect of filtering external environment dust impurity, rotates the fixture block through following the draw-in groove pull play back with the fixture block for the fixture block passes through the slider and drives the rotation of fourth pivot, and fourth pivot rotation in-process drives the rotation of third pivot through fourth bevel gear and third bevel gear's cooperation work, and then makes the cleaning brush clean first filter screen, makes the difficult emission that influences the hot gas that blocks up of the mesh of first filter screen.

Drawings

FIG. 1 is a schematic structural diagram of a teaching and research platform for simulating a flying panoramic type cabin;

FIG. 2 is a schematic cross-sectional view of a teaching and research platform for simulating a flying panoramic type cabin;

FIG. 3 is a schematic view of the heat dissipation assembly of the present application in a first cavity;

FIG. 4 is a schematic view of the fitting structure of the insert block, the fixing plate and the exhaust pipe in the present application;

FIG. 5 is an enlarged view at A in FIG. 4;

FIG. 6 is a schematic cross-sectional view of the exhaust duct, vent duct and honeycomb duct of the present application;

FIG. 7 is a schematic view of the structure of the drive assembly, the fourth shaft and the cleaning brush of the present application;

FIG. 8 is a schematic cross-sectional view of the sound-absorbing cover and the third sound-absorbing cotton;

reference numerals: 1. a teaching and research platform body; 11. a first cavity; 12. an air inlet; 13. a heat dissipation port; 14. inserting a block; 15. a first threaded hole; 16. a roller; 17. a handle; 2. an exhaust pipe; 21. a fixing plate; 22. a slot; 221. a gasket; 23. a first through hole; 24. a first threaded rod; 25. a first filter screen; 26. a second support plate; 261. a third rotating shaft; 262. a cleaning brush; 263. a third bevel gear; 27. a card slot; 3. a vent pipe; 31. a first sound absorbing cotton; 311. a protrusion; 4. a honeycomb tube; 41. a connecting pipe; 42. a vent; 5. a spoiler assembly; 51. a baffle plate; 52. an opening; 521. the second sound-absorbing cotton; 53. a diversion bevel; 6. a heat dissipating component; 61. a motor; 62. a first rotating shaft; 63. a first bevel gear; 64. a first support plate; 65. a second rotating shaft; 66. a fan blade; 67. a second bevel gear; 7. a drive assembly; 71. a fourth rotating shaft; 711. a chute; 72. a fourth bevel gear; 73. a blocking member; 731. a slider; 732. a first spring; 733. a clamping block; 8. a sound-proof housing; 81. third sound-absorbing cotton; 811. a vent hole; 82. an air inlet; 821. a second filter.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that, as used in the following description, the terms "front," "rear," "left," "right," "upper," "lower," "bottom" and "top" refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

The invention discloses a teaching and research platform for simulating a flying panoramic type cabin, which comprises a teaching and research platform body 1 and a heat dissipation assembly 6, as shown in figures 1 and 2; a group of rollers 16 respectively positioned at four corners of the bottom surface of the teaching and research platform is fixedly connected to the bottom surface of the teaching and research platform body 1; a first cavity 11 for placing an electric element is arranged in the teaching and research platform body 1; an air inlet 12 is arranged on the inner side wall of the first cavity 11, and a heat dissipation port 13 is arranged on the inner side wall of the first cavity 11 far away from the air inlet 12; the heat dissipation assembly 6 is arranged in the first cavity 11 and close to the heat dissipation port 13; the outer side wall of the teaching and research platform body 1 is fixedly connected with a handle 17.

When the electric elements in the teaching and research platform body 1 work, more heat can be generated in the first cavity 11, the heat radiation assembly 6 arranged in the first cavity 11 discharges hot air in the first cavity 11 out of the first cavity 11 through the heat radiation port 13, so that the electric elements in the first cavity 11 are not easy to be damaged due to overheating, and the arrangement of the handle 17 and the roller 16 is convenient for the movement of the teaching and research platform body 1.

As shown in fig. 2 and 3, the heat sink assembly 6 includes a motor 61, a first bevel gear 63, a first support plate 64, a second rotating shaft 65, and a second bevel gear 67; the motor 61 is arranged on the outer side wall of the teaching and research platform body 1, and the output end of the motor 61 is fixedly connected with a first rotating shaft 62 extending into the first cavity 11; the first bevel gear 63 is fixedly connected to the end part of the first rotating shaft 62 far away from the motor 61; the first supporting plate 64 is fixedly connected to the inner side wall of the first cavity 11 close to the heat dissipation opening 13, and the second rotating shaft 65 is rotatably connected to the side wall of the first supporting plate 64 close to the first bevel gear 63; the second bevel gear 67 is fixedly connected to the end portion of the second rotating shaft 65 close to the first bevel gear 63, the second bevel gear 67 is meshed with the first bevel gear 63, and a plurality of fan blades 66 are fixedly connected to the outer side wall of the second rotating shaft 65.

When the electric element in the first cavity 11 is cooled, the starting motor 61 drives the first rotating shaft 62 and the first bevel gear 63 to rotate, and the second rotating shaft 65 drives the fan blades 66 to rotate under the meshing fit of the first bevel gear 63 and the second bevel gear 67, so that the hot gas in the first cavity 11 is discharged out of the first cavity 11 through the heat-dissipating port 13, and the internal environment of the first cavity 11 is cooled.

As shown in fig. 4 and 5, an insertion block 14 surrounding the outside of the heat dissipation port 13 is fixedly connected to the outer side wall of the teaching and research platform body 1, an exhaust pipe 2 communicated with the heat dissipation port 13 is mounted on the outer side wall of the teaching and research platform body 1 corresponding to the heat dissipation port 13, and a fixing plate 21 is fixedly connected to the outer side wall of the end portion of the exhaust pipe 2 close to the heat dissipation port 13; the side wall of the fixing plate 21 close to the insert block 14 is provided with a slot 22 matched with the insert block 14; the fixing plate 21 can be covered outside the inserting block 14, and a plurality of first through holes 23 are formed in the side wall of the end face of the fixing plate 21; a first threaded hole 15 is formed in the outer side wall of the teaching and research platform body 1 corresponding to the first through hole 23; the first threaded hole 15 is internally threaded with a first threaded rod 24 penetrating through the first through hole 23, and the inner side wall of the slot 22 is fixedly connected with a sealing gasket 221.

When the exhaust pipe 2 is installed, the slot 22 on the side wall of the fixing plate 21 is aligned with the insertion block 14, then the fixing plate 21 is covered on the insertion block 14, then the first threaded rod 24 passes through the first through hole 23 and is screwed into the first threaded hole 15 to realize the installation of the fixing plate 21 and the exhaust pipe 2 on the teaching and research platform body 1, so that hot air exhausted from the heat dissipation port 13 is exhausted to the external environment through the exhaust pipe 2, the connection part of the fixing plate 21 and the insertion block 14 has better sealing performance due to the arrangement of the sealing gasket 221, the possibility of air leakage of the exhaust pipe 2 is reduced, and noise generated due to air leakage is reduced.

As shown in fig. 6, a ventilation pipe 3 is fixedly connected to the inner side wall of the exhaust pipe 2; a honeycomb pipe 4 is arranged in the ventilation pipe 3; the honeycomb tube 4 is in a circular tube shape, and the inside of the side wall of the honeycomb tube 4 is in a honeycomb shape; two ends of the honeycomb pipe 4 are fixedly connected with connecting pipes 41 fixedly connected with the inner side walls of the two ends of the ventilation pipe 3 respectively; the connecting pipe 41 is in a horn shape, the inner side wall of the ventilation pipe 3 is fixedly connected with a first sound absorbing cotton 31, and the side wall of the first sound absorbing cotton 31 far away from the ventilation pipe 3 is provided with a plurality of protrusions 311.

Reduce the noise through the inside honeycomb pipe 4 that sets up of blast pipe 2, the sound energy to the noise when the noise is through honeycomb pipe 4 is tentatively reduced, when noise transmission to first sound absorption cotton 31 department, absorb the noise through first sound absorption cotton 31, thereby realize the further reduction to the noise, the protruding 311 that sets up on the first sound absorption cotton 31 has promoted the noise reduction effect of first sound absorption cotton 31, and then reduce the noise and pass through the possibility that blast pipe 2 transmitted to external environment, make training personnel be difficult for receiving the influence of noise.

As shown in fig. 6, a plurality of ventilation openings 42 communicated with the space where the first sound absorbing cotton 31 is located are formed in the inner side wall of the honeycomb tube 4, a turbulence assembly 5 for reducing the flow velocity of hot air is arranged in the honeycomb tube 4, and the turbulence assembly 5 comprises a baffle 51; the baffle 51 is fixedly connected on the inner side wall of the honeycomb tube 4, the baffle 51 is provided with a plurality of openings 52, and the end surface of the baffle 51 close to the heat dissipation port 13 is provided with a flow guide inclined surface 53; the inner side wall of the opening 52 is fixedly connected with a second sound-absorbing cotton 521.

When hot air flows into the honeycomb tube 4, the flowing air flow is blocked and shunted by the baffle plate 51, so that part of the air flow passes through the opening 52 on the baffle plate 51, and part of the air flow enters the space where the first sound absorption cotton 31 is positioned under the guiding action of the flow guide inclined plane 53, so that the flow speed of the gas exhausted by the exhaust pipe 2 is reduced, and a good noise reduction effect is generated, and the second sound absorption cotton 521 arranged on the inner side wall of the opening 52 enables the baffle plate 51 to have a good sound absorption and noise reduction effect.

As shown in fig. 4, 6 and 7, a first filter 25 is fixedly connected to an inner side wall of an end portion of the exhaust pipe 2 far away from the heat dissipation opening 13, and a second support plate 26 is fixedly connected to an inner side wall of the exhaust pipe 2 near the first filter 25; a third rotating shaft 261 which penetrates through the second supporting plate 26 is rotatably connected to the second supporting plate 26, a cleaning brush 262 which is in contact with the first filter screen 25 is fixedly connected to the end part, close to the first filter screen 25, of the third rotating shaft 261, and a third bevel gear 263 is fixedly connected to the end part, far away from the cleaning brush 262, of the third rotating shaft 261; the exhaust pipe 2 is provided therein with a driving assembly 7 for driving the third bevel gear 263 to rotate.

Drive assembly 7 through the inside setting of blast pipe 2 drives third bevel gear 263 and rotates, and third bevel gear 263 rotates the in-process and drives third pivot 261 and cleaning brush 262 and rotate, cleans first filter screen 25 through cleaning brush 262, reduces the mesh possibility of blockking up of first filter screen 25 for the hot gas flow can be arranged to the blast pipe 2 outside smoothly.

As shown in fig. 6 and 7, the driving assembly 7 includes a fourth rotating shaft 71, a fourth bevel gear 72, and a blocking member 73 that can block the fourth rotating shaft 71 from rotating; the fourth rotating shaft 71 is rotatably connected to the inner side wall of the exhaust pipe 2, the fourth bevel gear 72 is fixedly connected to the end portion of the fourth rotating shaft 71 close to the third bevel gear 263, the fourth bevel gear 72 is meshed with the third bevel gear 263, and the blocking member 73 is arranged at the end portion of the fourth rotating shaft 71 far away from the fourth bevel gear 72.

When the blocking member 73 does not limit the fourth rotating shaft 71, the fourth rotating shaft 71 is rotated to drive the third bevel gear 263 and the third rotating shaft 261 to rotate, so that the cleaning brush 262 cleans the first filter screen 25, and after the cleaning operation is completed, the fourth rotating shaft 71 is limited by the blocking member 73, so that the fourth rotating shaft 71 is not easy to rotate randomly, and the stability of the cleaning brush 262 is ensured.

As shown in fig. 6 and 7, a sliding groove 711 is provided along the axis of the fourth rotating shaft 71 at the end of the fourth rotating shaft 71 away from the fourth bevel gear 72; the radial section of the sliding groove 711 along the fourth rotating shaft 71 is rectangular, a clamping groove 27 which is concentric with the sliding groove 711 is arranged on the outer side wall of the exhaust pipe 2 corresponding to the sliding groove 711, and the radial section of the clamping groove 27 along the fourth rotating shaft 71 is rectangular; the blocking member 73 includes a sliding block 731 slidably connected in the sliding groove 711, a first spring 732, and a latch 733 engaged with the latch groove 27; the sliding block 731 is slidably connected inside the sliding groove 711, the radial section of the sliding block 731 along the fourth rotating shaft 71 is rectangular, one end of the first spring 732 is fixedly connected to the bottom surface of the sliding block 731, and the end part of the first spring 732 away from the sliding block 731 is fixedly connected to the inner side wall of the bottom end of the sliding groove 711; the end of the sliding block 731 away from the first spring 732 passes through the sidewall of the exhaust pipe 2 and extends to the outside of the slot 27, and the latch 733 is fixed to the end of the sliding block 731 that extends to the outside of the slot 27.

When the fixture block 733 is clamped in the slot 27, the fourth rotating shaft 71 is limited through the cooperation of the fixture block 733 and the slot 27, so that the fourth rotating shaft 71 is not easy to rotate randomly; when the fourth rotating shaft 71 needs to rotate, the fixture block 733 is drawn outwards to drive the sliding block 731 to slide, and when the fixture block 733 is drawn out of the slot 27, the fixture block 733 loses the limiting effect on the fourth rotating shaft 71, and at this time, the fourth rotating shaft 71 can be driven to rotate by rotating the fixture block 733.

As shown in fig. 2 and 8, a sound-proof cover 8 covering the outside of the air inlet 12 is fixedly connected to the outer side wall of the teaching and research platform body 1; the third sound-absorbing cotton 81 is fixedly connected to the inner side wall of the sound-proof cover 8, and a plurality of air inlets 82 are formed in the side wall of the sound-proof cover 8 far away from the air inlet 12; the third sound absorption cotton 81 is provided with a vent hole 811 corresponding to the air inlet hole 82; the inner side walls of the plurality of air inlet holes 82 are fixedly connected with second filter screens 821.

When noise transmits to sound-proof housing 8 department, inhale sound cotton 81 through the third that sets up in the sound-proof housing 8 and absorb the noise to reduce the noise and transmit the possibility to the outside, in inlet port 82 and vent 811's setting made the air of external environment can get into first cavity 11 smoothly, the setting of second filter screen 821 played the effect of blockking to impurity dust, made dust impurity be difficult for producing the interference to electric elements.

The working principle is as follows: electric elements in the teaching and research platform body 1 can generate more heat in the first cavity 11 under a long-time working state, in order to prevent the electric elements from being damaged due to overheating, the starting motor 61 drives the first rotating shaft 62 and the first bevel gear 63 to rotate, the first bevel gear 63 drives the second bevel gear 67 and the second rotating shaft 65 to rotate in the rotating process, and the second rotating shaft 65 drives the fan blades 66 to rotate in the rotating process so as to convey hot gas in the first cavity 11 into the exhaust pipe 2 through the heat dissipation port 13; in the high-speed rotation process of the fan blades 66, the friction between the fan blades 66 and the air can generate large noise, when the noise passes through the honeycomb tube 4, the sound energy of the noise is primarily reduced through the honeycomb structure in the side wall of the honeycomb tube 4, when the noise is transmitted to the first sound absorption cotton 31, the noise is absorbed through the first sound absorption cotton 31, the further reduction of the noise is realized, the noise reduction effect of the first sound absorption cotton 31 is improved through the protrusions 311 arranged on the first sound absorption cotton 31, the possibility that the noise is transmitted to the external environment through the exhaust pipe 2 is reduced, and training personnel are not easily influenced by the noise; when hot air flows through the baffle 51, the baffle 51 blocks and shunts the flowing air flow, so that part of the air flow passes through the opening 52 on the baffle 51, and part of the air flow enters the space where the first sound-absorbing cotton 31 is positioned under the guiding action of the flow-guiding inclined surface 53, thereby reducing the flow rate of the air exhausted by the exhaust pipe 2, and further generating a better noise reduction and silencing effect, and the second sound-absorbing cotton 521 arranged on the inner side wall of the opening 52 enables the baffle 51 to have a better sound-absorbing and noise-reducing effect; the first filter screen 25 arranged on the inner side wall of the exhaust pipe 2 has the function of filtering dust and impurities in the external environment, and the surface of the first filter screen 25 can be adhered with the dust and impurities after long-time use, so that meshes of the first filter screen 25 are easily blocked; the fixture block 733 is rotated after being pulled out from the clamping groove 27, so that the fixture block 733 drives the fourth rotating shaft 71 to rotate through the sliding block 731, the third rotating shaft 261 is driven to rotate through the matching work of the fourth bevel gear 72 and the third bevel gear 263 in the rotating process of the fourth rotating shaft 71, and the cleaning brush 262 is further used for cleaning the first filter screen 25, so that meshes of the first filter screen 25 are not easy to block to influence the discharge of hot gas; after the cleaning operation is completed, the fixture block 733 is released, and under the elastic force of the first spring 732, the fixture block 733 is embedded into the slot 27 to lock the fourth rotating shaft 71, so that the fourth rotating shaft 71 is not easy to rotate randomly; the third that sets up in the sound-proof housing 8 is inhaled cotton 81 and can be absorbed the noise, has promoted the holistic noise reduction effect of device, and in inlet port 82 and air vent 811 set up the air that makes external environment can get into first cavity 11 smoothly, the setting of second filter screen 821 played the effect of blockking to impurity dust for dust impurity is difficult for producing the interference to electrical component.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (10)

1. Teaching and research platform of simulation flight panorama formula cabin, its characterized in that: comprises a teaching and research platform body (1); a first cavity (11) for placing an electric element is formed in the teaching and research platform body (1); an air inlet (12) is formed in the inner side wall of the first cavity (11), and a heat dissipation opening (13) is formed in the inner side wall, far away from the air inlet (12), of the first cavity (11); an exhaust pipe (2) communicated with the heat dissipation port (13) is arranged on the outer side wall, corresponding to the heat dissipation port (13), of the teaching and research platform body (1); a ventilation pipe (3) is fixedly connected to the inner side wall of the exhaust pipe (2); a honeycomb pipe (4) is arranged in the ventilation pipe (3); two ends of the honeycomb pipe (4) are fixedly connected with connecting pipes (41) fixedly connected with the inner side walls of two ends of the ventilation pipe (3) respectively; a first sound-absorbing cotton (31) is fixedly connected to the inner side wall of the ventilation pipe (3); a turbulence component (5) for reducing the flow velocity of hot air is arranged in the honeycomb tube (4); and a heat dissipation assembly (6) is arranged in the first cavity (11) at a position close to the heat dissipation port (13).

2. The teaching and research platform for simulating a flying panoramic nacelle according to claim 1, wherein: a ventilation opening (42) communicated with the space where the first sound absorption cotton (31) is located is formed in the inner side wall of the honeycomb tube (4); the spoiler assembly (5) comprises a baffle (51); the baffle (51) is fixedly connected to the inner side wall of the honeycomb tube (4), an opening (52) is formed in the baffle (51), and a flow guide inclined plane (53) is formed in the end face, close to the heat dissipation opening (13), of the baffle (51); a bulge (311) is arranged on the side wall, away from the ventilation pipe (3), of the first sound absorption cotton (31); and a second sound-absorbing cotton (521) is fixedly connected to the inner side wall of the opening (52).

3. The teaching and research platform for simulating a flying panoramic nacelle according to claim 1, wherein: the heat dissipation assembly (6) comprises a motor (61); the motor (61) is arranged on the outer side wall of the teaching and research platform body (1), and a first rotating shaft (62) extending into the first cavity (11) is fixedly connected to the output end of the motor (61); a first bevel gear (63) is fixedly connected to the end part, far away from the motor (61), of the first rotating shaft (62); a first supporting plate (64) is fixedly connected to the inner side wall of the first cavity (11) close to the heat dissipation port (13); a second rotating shaft (65) is rotatably connected to the side wall, close to the first bevel gear (63), of the first supporting plate (64); the outer side wall of the second rotating shaft (65) is fixedly connected with a fan blade (66), and the end part, close to the first bevel gear (63), of the second rotating shaft (65) is fixedly connected with a second bevel gear (67) meshed with the first bevel gear (63).

4. The teaching and research platform for simulating a flying panoramic nacelle according to claim 1, wherein: the outer side wall of the teaching and research platform body (1) is fixedly connected with an insertion block (14) surrounding the outside of the heat dissipation port (13); the outer side wall of the end part of the exhaust pipe (2) close to the heat dissipation port (13) is fixedly connected with a fixing plate (21) which can be covered outside the insertion block (14); a slot (22) matched with the insertion block (14) is arranged on the side wall of the fixing plate (21) close to the insertion block (14); a first through hole (23) is formed in the side wall of the end face of the fixing plate (21); a first threaded hole (15) is formed in the outer side wall of the teaching and research platform body (1) corresponding to the first through hole (23); the first threaded hole (15) is internally connected with a first threaded rod (24) which penetrates through the first through hole (23).

5. The teaching and research platform for simulating a flying panoramic nacelle according to claim 1, wherein: a first filter screen (25) is fixedly connected to the inner side wall of the end part of the exhaust pipe (2) far away from the heat radiating port (13), and a second support plate (26) is fixedly connected to the inner side wall of the exhaust pipe (2) close to the first filter screen (25); a third rotating shaft (261) penetrating through the second supporting plate (26) is rotatably connected to the second supporting plate (26); a cleaning brush (262) contacted with the first filter screen (25) is fixedly connected to the end part of the third rotating shaft (261) close to the first filter screen (25), and a third bevel gear (263) is fixedly connected to the end part of the third rotating shaft (261) far away from the cleaning brush (262); and a driving component (7) capable of driving the third bevel gear (263) to rotate is arranged in the exhaust pipe (2).

6. The teaching and research platform for simulating a flying panoramic nacelle according to claim 5, wherein: the driving assembly (7) comprises a fourth rotating shaft (71); the fourth rotating shaft (71) is rotatably connected to the inner side wall of the exhaust pipe (2), a fourth bevel gear (72) meshed with the third bevel gear (263) is fixedly connected to the end part, close to the third bevel gear (263), of the fourth rotating shaft (71), and a blocking piece (73) capable of preventing the fourth rotating shaft (71) from rotating is arranged on the end part, far away from the fourth bevel gear (72), of the fourth rotating shaft (71).

7. The teaching and research platform for simulating a flying panoramic nacelle according to claim 6, wherein: the end part of the fourth rotating shaft (71) far away from the fourth bevel gear (72) is provided with a sliding groove (711) which is arranged axially; a clamping groove (27) which is concentric with the sliding groove (711) is formed in the outer side wall of the exhaust pipe (2) corresponding to the sliding groove (711); the blocking member (73) comprises a slider (731); the sliding block (731) is connected inside the sliding groove (711) in a sliding mode, and the bottom face of the sliding block (731) is connected with a first spring (732); the end part of the first spring (732) far away from the sliding block (731) is connected with the inner side wall of the bottom end of the sliding groove (711); the end part of the sliding block (731), far away from the first spring (732), penetrates through the side wall of the exhaust pipe (2) and can extend to the outside of the clamping groove (27), and the end part of the sliding block (731), which can extend to the outside of the clamping groove (27), is fixedly connected with a clamping block (733) matched with the clamping groove (27).

8. The teaching and research platform for simulating a flying panoramic nacelle according to claim 5, wherein: the outer side wall of the teaching and research platform body (1) is fixedly connected with a sound-proof cover (8) which is covered outside the air inlet (12); a third sound-absorbing cotton (81) is fixedly connected to the inner side wall of the sound-insulating cover (8), and an air inlet hole (82) is formed in the side wall, far away from the air inlet (12), of the sound-insulating cover (8); and a vent hole (811) is formed in the position, corresponding to the air inlet hole (82), of the third sound-absorbing cotton (81).

9. The teaching and research platform for simulating a flying panoramic nacelle according to claim 8, wherein: and a second filter screen (821) is fixedly connected to the inner side wall of the air inlet hole (82).

10. The teaching and research platform for simulating a flying panoramic nacelle according to claim 4, wherein: and a sealing gasket (221) is fixedly connected to the inner side wall of the slot (22).

Images