CN211167375U

CN211167375U - Novel cabin door of helicopter cabin

Info

Publication number: CN211167375U
Application number: CN201922434228.2U
Authority: CN
Inventors: 沈本忠; 万堂山; 李德军; 付海波
Original assignee: Changzhou Zhonglian Airplane Manufacturing Co ltd
Current assignee: Changzhou Zhonglian Airplane Manufacturing Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-08-04
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a novel helicopter cabin hatch door, including hatch door body, guide rail mechanism and damper, the front of hatch door body is provided with the observation window, guide rail mechanism sets up on the hatch door body, damper's quantity is six and the symmetry sets up on guide rail mechanism, guide rail mechanism includes the fixed plate and places the board. The utility model discloses a fixed plate, place the board, the spout, the roof, mutually supporting of fixed slot and steel ball, steadiness when having improved the hatch door motion greatly, through fixed frame, the fixed block, the fixed axle, the fly leaf, remove the wheel, buffer spring, the connecting plate, the installation piece, the riser, mutually supporting of diaphragm and gyro wheel, shock attenuation effect when having improved the gyro wheel motion, produce great frictional force when avoiding leading to with the gyro wheel contact because of dust and impurity, smoothness when having improved the hatch door motion greatly, the hatch door life has been improved simultaneously, bring very big facility for the user.

Description

Novel cabin door of helicopter cabin

Technical Field

The utility model relates to a helicopter technical field specifically is a novel helicopter cabin hatch door.

Background

Helicopter hatch door mainly used prevents wind, the dust, the entering of fire and water, guarantee that the passenger cabin maintains certain normal pressure, provide passenger and driver safety, comfortable environment, helicopter hatch door most goes on through the state of push-and-pull when the switch, the bottom of hatch door is passed through the gyro wheel and is rolled at the cang inslot, but because the cang has great gap, so have dust and impurity to go into the cang inslot, thereby produce great frictional force when leading to the gyro wheel motion, thereby influence the life of gyro wheel greatly, thereby make the hatch door can produce in the motion process and rock, not only can make the hatch door move unstably, but also can produce the noise of inconvenience, bring very big for the user.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel helicopter cabin hatch door to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a novel cabin door of a helicopter cabin comprises a cabin door body, a guide rail mechanism and shock absorption mechanisms, wherein an observation window is arranged on the front surface of the cabin door body, the guide rail mechanism is arranged on the cabin door body, and the shock absorption mechanisms are six and symmetrically arranged on the guide rail mechanism;

the guide rail mechanism comprises a fixed plate and a placing plate, the top of the placing plate is provided with a sliding groove, the fixed plate is arranged inside the sliding groove, the top of the fixed plate is fixedly connected with the bottom of the cabin door body, the bottom of the inner wall of the sliding groove is provided with a top plate, the bottom of the fixed plate is provided with a fixed groove corresponding to the top plate, the top of the top plate penetrates through the fixed groove and extends into the fixed groove, and a steel ball is movably connected in a groove in the top of the top plate;

the damping mechanism comprises a fixed frame, the fixed frame is installed at the bottom of a fixed plate, fixed blocks are installed on the left side and the right side of the bottom of the inner wall of the fixed frame, a fixed shaft is installed on the front surface of the fixed block, a movable plate is movably connected to the surface of the fixed shaft, a movable wheel is installed on one side, away from the fixed block, of the movable plate, a buffer spring is installed on one side, opposite to the two movable plates, of the buffer spring, one end, away from the movable plate, of the buffer spring is fixedly connected with the bottom of the inner wall of the fixed frame, a connecting plate is arranged on the inner wall of the fixed frame and positioned at the top of the movable wheel, installation blocks are installed on the left side and the right side of the connecting plate, one side, away from the connecting plate, of the, the bottom of the roller is in rolling contact with the bottom of the inner wall of the sliding groove.

Preferably, one end of the steel ball close to the inner wall of the fixing groove is in rolling contact with the inner wall of the fixing groove.

Preferably, one end of the moving wheel close to the connecting plate is in rolling contact with the connecting plate.

Preferably, the front and the back of the connecting plate are respectively connected with the front and the back of the inner wall of the fixed frame in a sliding manner.

Preferably, the telescopic link is all installed to the left and right sides at fixed frame inner wall top, the bottom of telescopic link and the top fixed connection of connecting plate.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a fixed plate, place the board, the spout, the roof, mutually supporting of fixed slot and steel ball, steadiness when having improved the hatch door motion greatly, through fixed frame, the fixed block, the fixed axle, the fly leaf, remove the wheel, buffer spring, the connecting plate, the installation piece, the riser, mutually supporting of diaphragm and gyro wheel, shock attenuation effect when having improved the gyro wheel motion, produce great frictional force when avoiding leading to with the gyro wheel contact because of dust and impurity, smoothness when having improved the hatch door motion greatly, the hatch door life has been improved simultaneously, bring very big facility for the user.

2. The utility model discloses a set up the telescopic link, steadiness when having improved the connecting plate motion greatly.

Drawings

FIG. 1 is a structural section view in elevation of the present invention;

FIG. 2 is a structural sectional view of the front view of the shock absorbing mechanism of the present invention;

fig. 3 is a structural section view of the left side view of the present invention.

In the figure: the novel door comprises a door body 1, a guide rail mechanism 2, a fixed plate 21, a placing plate 22, a sliding chute 23, a top plate 24, a fixed groove 25, a steel ball 26, a damping mechanism 3, a fixed frame 301, a fixed block 302, a fixed shaft 303, a movable plate 304, a movable wheel 305, a buffer spring 306, a connecting plate 307, an installation block 308, a vertical plate 309, a transverse plate 310, a roller 311, a 4-view window and a 5-telescopic rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a novel cabin door of a helicopter comprises a door body 1, a guide rail mechanism 2 and a shock absorption mechanism 3, wherein an observation window 4 is arranged on the front surface of the door body 1, the guide rail mechanism 2 is arranged on the door body 1, and the shock absorption mechanisms 3 are six and symmetrically arranged on the guide rail mechanism 2.

Guide rail mechanism 2 includes fixed plate 21 and places board 22, place board 22's top and seted up spout 23, fixed plate 21 sets up the inside at spout 23, the top of fixed plate 21 and the bottom fixed connection of hatch door body 1, the bottom fixedly connected with roof 24 of spout 23 inner wall, fixed slot 25 has been seted up to the bottom of fixed plate 21 and the position that corresponds roof 24, fixed slot 25 and extending to its inside are run through at the top of roof 24, swing joint has steel ball 26 in the recess at roof 24 top, steel ball 26 is close to the one end of fixed slot 25 inner wall and the inner wall rolling contact of fixed slot 25.

The damping mechanism 3 comprises a fixed frame 301, the fixed frame 301 is installed at the bottom of the fixed plate 21, the fixed block 302 is fixedly connected to the left and right sides of the bottom of the inner wall of the fixed frame 301, the fixed shaft 303 is fixedly connected to the front surface of the fixed block 302, the movable plate 304 is movably connected to the surface of the fixed shaft 303, the movable wheel 305 is fixedly connected to the side of the movable plate 304 away from the fixed block 302, the buffer spring 306 is fixedly connected to the opposite side of the two movable plates 304, one end of the buffer spring 306 away from the movable plate 304 is fixedly connected to the bottom of the inner wall of the fixed frame 301, the connecting plate 307 is arranged on the inner wall of the fixed frame 301 and positioned at the top of the movable wheel 305, the front surface and the back surface of the connecting plate 307 are respectively connected to the front surface and the back surface of, the bottom end of telescopic link 5 and the top fixed connection of connecting plate 307, through setting up telescopic link 5, the steadiness when connecting plate 307 moves has been improved greatly, the equal fixedly connected with installation piece 308 in the left and right sides of connecting plate 307, one side that installation piece 308 kept away from connecting plate 307 runs through fixed frame 301 and extends to its outside, one side fixedly connected with riser 309 that connection plate 307 was kept away from to installation piece 308, the bottom of the relative one side of two risers 309 is through diaphragm 310 fixed connection, the bottom fixedly connected with gyro wheel 311 of diaphragm 310, the bottom of gyro wheel 311 and the bottom rolling contact of spout 23 inner wall, through fixed plate 21, place board 22, spout 23, roof 24, fixed slot 25 and the mutually supporting of steel ball 26, the steadiness when the hatch door moves has been improved greatly, through fixed frame 301, fixed block 302, fixed axle 303, movable plate 304, movable plate 305, movable wheel 305, buffer spring, The installation piece 308, the vertical plate 309, the transverse plate 310 and the roller 311 are matched with each other, so that the damping effect of the roller 311 during movement is improved, the generation of large friction force caused by the contact between dust and impurities and the roller 311 is avoided, the smoothness of the cabin door during movement is greatly improved, the service life of the cabin door is prolonged, and great convenience is brought to a user.

When the movable type cabin door is used, the cabin door body 1 is pushed rightwards, the cabin door body 1 drives the fixed plate 21 to move rightwards, so that the steel balls 26 roll in the fixed groove 25, the fixed plate 21 drives the fixed frame 301 to move rightwards, the fixed frame 301 drives the roller 311 to move rightwards, when the roller 311 encounters impurities, the impurities can provide an upward force for the roller 311, the roller 311 drives the vertical plate 309 to move upwards through the transverse plate 310, the vertical plate 309 drives the connecting plate 307 to move upwards through the mounting block 308, the movable plate 304 moves around the fixed shaft 303 through the elasticity of the buffer spring 306, so that the movable wheel 305 is always in a state of mutual contact with the connecting plate 307, then the roller 311 passes through the impurities and has a downward force, the roller 311 drives the connecting plate 307 to move downwards through the transverse plate 310, the vertical plate 309 and the mounting block 308, so that the connecting plate 307 presses the movable wheel 305, thereby playing a shock absorption effect and greatly prolonging the service life of the roller 311.

In summary, the following steps: this novel cabin door of helicopter has solved the problem that proposes in the above-mentioned background art through fixed plate 21, place board 22, spout 23, roof 24, fixed slot 25 and the mutual cooperation of steel ball 26, through fixed frame 301, fixed block 302, fixed axle 303, movable plate 304, remove wheel 305, buffer spring 306, connecting plate 307, installation piece 308, riser 309, diaphragm 310 and gyro wheel 311 mutually supporting.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel helicopter cabin hatch door, includes hatch door body (1), rail mechanism (2) and damper (3), its characterized in that: the front surface of the cabin door body (1) is provided with an observation window (4), the guide rail mechanisms (2) are arranged on the cabin door body (1), and the six damping mechanisms (3) are symmetrically arranged on the guide rail mechanisms (2);

the guide rail mechanism (2) comprises a fixing plate (21) and a placing plate (22), a sliding groove (23) is formed in the top of the placing plate (22), the fixing plate (21) is arranged inside the sliding groove (23), the top of the fixing plate (21) is fixedly connected with the bottom of the cabin door body (1), a top plate (24) is installed at the bottom of the inner wall of the sliding groove (23), a fixing groove (25) is formed in the bottom of the fixing plate (21) and corresponds to the top plate (24), the top of the top plate (24) penetrates through the fixing groove (25) and extends to the inside of the fixing groove, and a steel ball (26) is movably connected in a groove in the top of the top plate (24);

damper (3) are including fixed frame (301), the bottom at fixed plate (21) is installed to fixed frame (301), fixed block (302) are all installed to the left and right sides of fixed frame (301) inner wall bottom, fixed axle (303) are installed in the front of fixed block (302), the surperficial swing joint of fixed axle (303) has fly leaf (304), fly leaf (304) are kept away from one side of fixed block (302) and are installed and remove wheel (305), and buffer spring (306) are all installed to two relative one sides of fly leaf (304), buffer spring (306) keep away from the one end of fly leaf (304) and the bottom fixed connection of fixed frame (301) inner wall, just the top that is located to remove wheel (305) on the inner wall of fixed frame (301) is provided with connecting plate (307), installation piece (308) are all installed to the left and right sides of connecting plate, one side that connecting plate (307) were kept away from in installation piece (308) runs through fixed frame (301) and extends to its outside, riser (309) are installed to one side that connecting plate (307) were kept away from in installation piece (308), and diaphragm (310) fixed connection is passed through to the bottom of two relative one sides of riser (309), gyro wheel (311) are installed to the bottom of diaphragm (310), the bottom of gyro wheel (311) and the bottom rolling contact of spout (23) inner wall.

2. A novel helicopter cabin door according to claim 1, characterized in that: one end of the steel ball (26) close to the inner wall of the fixing groove (25) is in rolling contact with the inner wall of the fixing groove (25).

3. A novel helicopter cabin door according to claim 1, characterized in that: one end of the moving wheel (305) close to the connecting plate (307) is in rolling contact with the connecting plate (307).

4. A novel helicopter cabin door according to claim 1, characterized in that: the front surface and the back surface of the connecting plate (307) are respectively connected with the front surface and the back surface of the inner wall of the fixed frame (301) in a sliding way.

5. A novel helicopter cabin door according to claim 1, characterized in that: the left and right sides at fixed frame (301) inner wall top all installs telescopic link (5), the top fixed connection of the bottom of telescopic link (5) and connecting plate (307).