CN111577052A - Four-bar linkage driving garage door device - Google Patents

Abstract

The invention discloses a four-bar linkage driving garage door device, comprising: hangar box, hangar door and actuating mechanism, its characterized in that: a hangar cabin is formed in the hangar box body, a hangar hatch is formed in the top of the hangar box body, a bottom frame is arranged at the bottom of the hangar cabin, and two hangar doors which are arranged in an inclined manner are symmetrically arranged at the hangar hatch; the drive mechanism includes: the device comprises a push rod, a mounting seat, a driving rocker and a driven rocker, wherein the mounting seat is fixed on the bottom frame. The bottom frame is arranged in the hangar box body, the mounting seat is arranged on the upper portion of the bottom frame, the driving rocker and the driven rocker are respectively mounted on the upper portion of the mounting seat, the upper portions of the driving rocker and the driven rocker are connected with the lower portion of the hangar door, the driven rocker is driven to move upwards through the push rod, the driven rocker drives the hangar door to be unfolded towards two sides, the two hangar doors are opened simultaneously, and the unmanned aerial vehicle can conveniently take off and land.

Description

A four-link drive hangar door device

technical field

The invention relates to the technical field of unmanned aerial vehicles, in particular to a four-link drive hangar door device.

Background technique

Unmanned aerial vehicles are referred to as "UAVs", and UAV applications can be divided into military and civilian applications. In terms of military use, UAVs are capable of patrol, reconnaissance, tracking, anti-terrorism, targeted removal and target drones. In terms of civil use, it is currently used in aerial photography, agricultural plant protection, pasture monitoring, miniature selfies, express transportation, disaster relief, wildlife observation, epidemic monitoring, epidemic publicity, epidemic disinfection, surveying and mapping, local area networking, news reports, power inspections, and river courses. Applications in the fields of inspection, urban security, fire protection, film and television shooting, romantic manufacturing, etc. The increasing maturity of industrial drone technology, the improvement of mounting technology and the increasing variety of varieties have greatly expanded the application scenarios, fields and market capacity of drones.

The complete chain of drone applications includes: drones, energy units, mounts, smart hangars, and cloud services. The energy unit is now the bottleneck affecting the drone's endurance and cruising range. However, the current intelligent hangar carrier is basically lacking, which makes the use of UAVs have the following problems: (1) Professional pilots are required to carry them around to fly, with few personnel, different levels, and high commissions; cruising; (2) the drone is carried back and forth, there is a risk of damage, it takes a long time to prepare, and it cannot meet the timeliness; (3) in harsh environments, the risk of pilots flying on site is high.

There are also several domestic UAV carriers that are all small and fixed structures, which are only suitable for Xiaowei UAVs, and the transportation and installation are inconvenient, which limits the practical application scenarios of UAVs. Or, the hangar is easily affected by the natural environment during its operation. For example, the top of the hangar is prone to accumulating rain, snow and hail. The hangar carrier has low safety in harsh climates. The hangar door device is a machine tool. A key component of the library vector. To this end, it is necessary to design corresponding technical solutions to solve the existing technical problems.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a four-bar linkage driving hangar door device. In the present invention, a bottom frame is arranged inside the hangar box and a mounting seat is arranged on the upper part of the bottom frame, and an active rocker and a driven rocker are respectively installed on the upper part of the mounting seat. , and the upper part of the active rocker and the follower rocker are connected with the lower part of the hangar door, and the follower rocker is moved upward by the push rod, so that the follower rocker drives the hangar door to expand to both sides, and the two hangar doors simultaneously Open to facilitate the take-off and landing of the drone, solve the problems raised in the background technology, and meet the actual use requirements.

In order to achieve the above purpose, the present invention provides the following technical solutions: a four-link drive hangar door device, comprising: a hangar box, a hangar door and a drive mechanism, characterized in that: the inside of the hangar box is formed with organic The hangar has a hangar hatch at the top, the bottom of the hangar cabin is provided with a bottom frame, and two hangar doors arranged in an inclined shape are symmetrically installed at the hangar hatch; the drive mechanism includes: A push rod, a mounting seat, an active rocker and a driven rocker, the mounting seat is fixed on the bottom frame, and the mounting seat is provided with a push rod hinge, a master rocker hinge and a driven rocker hinge, the The waist of the active rocker is provided with hinges, and the hangar door is provided with a fixed point and a fixed connection point; the lower end of the active rocker is hinged to the mounting seat through the main rocker hinge, and the upper end is connected to the hangar door through a fixed point. The fixed connection is realized, the lower end of the driven rocker is hingedly connected to the mounting seat through the hinged connection of the driven rocker, the upper end is fixedly connected to the hangar door through a fixed connection point, and the main rocker is hinged to the driven rocker. The hinged connection line, the active rocker, the driven rocker, and the hangar door form a double rocker mechanism. The hinged position of the main rocker and the driven rocker are fixed as a frame, and the hangar door is like a connecting rod. The lower end of the push rod The push rod is hinged and the mounting seat is hinged, and the upper end is hinged with the main rocker of the double rocker mechanism to form a drive mechanism, and the drive mechanism realizes the opening or closing of the hangar door.

As a preferred embodiment of the present invention, the hangar door has a wing-like structure when opened and a herringbone slope structure when closed, and the two groups of hangar doors are axially symmetrically distributed.

As a preferred embodiment of the present invention, the lower ends of the active rocker and the driven rocker are hingedly connected to the mounting seat to form a master rocker hinge and a driven rocker hinge, and the drive rocker and the driven rocker are hinged. The upper end of the hangar door is fixedly connected to the hangar door to form a fixed point and a fixed connection point, forming a double rocker mechanism with the main rocker hinge and the slave rocker hinge as the frame, and the hangar door is equivalent to the double rocker. connecting rods in the mechanism.

As a preferred embodiment of the present invention, the lower end of the push rod is hingedly connected with the mounting seat to form a push rod hinge, and the upper end is hinged with the active rocker of the double rocker mechanism at the waist to form a hinge connection. The double rocker mechanism constitutes a hangar door drive mechanism. The push rod drive hinge and the push rod hinge make the distance between them increase or decrease within a certain range. When the distance increases, the push rod drives the active rocker to swing to the outside and is restricted and linked by the double rocker mechanism to push the machine. The garage door is turned outward to open, and vice versa, the hangar door is turned inward and closed.

As a preferred embodiment of the present invention, the opening or closing of the hangar door is completed by a driving mechanism; each hangar door is provided with two sets of driving mechanisms. When the driving mechanism is started, the two hangar doors are synchronously and symmetrically turned over, so as to realize the opening or closing of the two hangar doors.

As a preferred embodiment of the present invention, the hangar door is provided with a sealing groove, and a sealing gasket is embedded in the sealing groove, and the sealing gasket contacts and seals against each other when the two hangar doors are closed.

As a preferred embodiment of the present invention, the push rod may be an electric push rod, a servo electric cylinder, or one of an oil cylinder and an air cylinder.

Compared with the prior art, the beneficial effects of the present invention are as follows:

(1), the present invention is provided with a bottom frame inside the hangar box and a mounting seat is arranged on the upper part of the bottom frame, the upper part of the mounting seat is respectively installed with an active rocker and a driven rocker, and the upper part of the active rocker and the driven rocker is connected to the machine The lower part of the garage door is connected, and the active rocker is moved upward by the push rod, so that the slave rocker drives the garage door to expand to both sides, and the two hangar doors are opened at the same time, which is convenient for the take-off and landing of the drone.

(2) The present invention forms a herringbone slope structure after the two groups of hangar doors are closed to avoid accumulation of water, snow and dust. At the same time, the active rocker is connected with the hangar door. This connection method not only ensures the stability of its support, but also increases the opening flexibility of the hangar door.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present invention;

Fig. 2 is the overall structure schematic diagram of the closed state of the warehouse door of the present invention;

Fig. 3 is the structural schematic diagram of the drive mechanism of the warehouse door of the present invention;

FIG. 4 is a top plan view of the drive mechanism of the library door according to the present invention.

In the picture: 1- Hangar box, 2- Hangar cabin, 3- Hangar hatch, 4- Hangar door, 5- Bottom frame, 6- Mounting seat, 7- Active rocker, 8- Push rod, 9-Hinged, 10-Push rod hinged, 11-Fixed point, 12-Seal groove, 13-Fixed connection point, 14-Seal, 15-Master rocker hinge, 16-Slave rocker, 17-Slave rocker The rod is hinged.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

1-4, the present invention provides a technical solution: a four-link drive hangar door device, comprising: a hangar box 1, a hangar door 4 and a driving mechanism, characterized in that: the hangar A hangar cabin 2 is formed inside the box body 1 and a hangar hatch 3 is set on the top. The bottom of the hangar cabin 2 is provided with a bottom frame 5. The hangar hatch 3 is symmetrically installed with two inclined fans. The hangar door 4; the drive mechanism includes: a push rod 8, a mounting seat 6, an active rocker 7 and a driven rocker 16, the mounting seat 6 is fixed on the bottom frame 5, and the mounting seat 6 A push rod hinge 10, a main rocker hinge 15 and a driven rocker hinge 17 are provided, the active rocker 7 is provided with a hinge 9 at the waist, and the hangar door 4 is provided with a fixed point 11 and a fixed connection point 13; The lower end of the active rocker 7 is hingedly connected to the mounting seat 6 through the main rocker hinge 15, the upper end is fixedly connected to the hangar door 4 through the fixing point 11, and the lower end of the driven rocker 16 is hinged through the driven rocker. 17 is hingedly connected with the mounting seat 6, the upper end is fixedly connected with the hangar door 4 through the fixed connection point 13, the main rocker hinge 15 is connected with the driven rocker hinge 17, the active rocker 7, the driven rocker The rocker 16 and the hangar door 4 form a double rocker mechanism. The hinge 15 of the main rocker and the hinge 17 of the slave rocker are fixed as the frame, and the hangar door 4 is like a connecting rod. The lower end of the push rod 8 is hinged through the push rod. 10 is hinged with the mounting seat 6 , and the upper end is hingedly connected with the main rocker 15 of the double rocker mechanism through hinge 9 to form a drive mechanism, which realizes the opening or closing of the hangar door 4 .

In a further improvement, as shown in FIG. 2 , the hangar doors 4 have a wing-like structure when opened and a herringbone slope structure when closed, and the two groups of hangar doors 4 are axially symmetrically distributed.

Further improved, as shown in FIG. 1 : the lower ends of the active rocker 7 and the driven rocker 16 are hingedly connected to the mounting seat 6 to form a master rocker hinge 15 and a driven rocker hinge 17, and the active rocker is hinged. 7 and the upper end of the driven rocker 16 are respectively fixedly connected with the hangar door 4 to form a fixed point 11 and a fixed connection point 13, forming a double rocker with the main rocker hinge 15 and the driven rocker hinge 17 as the frame mechanism, the hangar door 4 is equivalent to the connecting rod in the double rocker mechanism.

Further improved, as shown in FIG. 1 : the lower end of the push rod 8 is hingedly connected with the mounting seat 6 to form a push rod hinge 10 , and the upper end is hingedly connected with the active rocker 7 of the double rocker mechanism at the waist to form a hinge 9 . , the push rod 8 and the double rocker mechanism constitute the hangar door drive mechanism. The push rod 8 drives the hinge 9 and the push rod hinge 10 to increase or decrease the distance between them within a certain range. When the distance increases, the push rod 8 drives the active rocker 7 to swing to the outside and is restricted by the double rocker mechanism. The linkage pushes the hangar door 4 to turn outward to open, and vice versa, the hangar door 4 turns inward to close.

Further improved, as shown in FIG. 4 , the opening or closing of the hangar door 4 is completed by a driving mechanism; each hangar door 4 is provided with two sets of driving mechanisms. When the driving mechanism is activated, the two hangar doors 4 are synchronously and symmetrically turned over, so as to realize the opening or closing of the two hangar doors 4 .

Further improved, as shown in FIG. 1 : the hangar door 4 is provided with a sealing groove 12 , and a sealing gasket 14 is embedded in the sealing groove 12 , and the sealing gasket 14 is connected to each other when the two hangar doors 4 are closed. Contact waterproof seal.

For a further improvement, as shown in FIG. 1 : the push rod 8 may be an electric push rod, a servo electric cylinder, or one of an oil cylinder and an air cylinder.

In the present invention, a bottom frame 5 is arranged inside the hangar box 1, and a mounting seat 6 is arranged on the upper part of the bottom frame 5. The upper part of the mounting seat 6 is respectively installed with an active rocker 7 and a driven rocker 16, and the active rocker 6 and the driven rocker are respectively installed. The upper part of the rod 16 is connected with the lower part of the hangar door 4, and the active rocker 7 is driven to move upward by the push rod 8, so that the driven rocker 16 drives the hangar door 4 to expand to both sides, and the two hangar doors 4 are opened at the same time, which is convenient Takeoff and landing of drones.

Finally, it should be noted that the above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the The technical solutions described in the foregoing embodiments may be modified, or some technical features thereof may be equivalently replaced. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims (7)

1. A four-bar drive garage door apparatus comprising: hangar box (1), hangar door (4) and actuating mechanism, its characterized in that: a hangar cabin (2) is formed in the hangar box body (1), a hangar hatch (3) is formed in the top of the hangar box body, a bottom frame (5) is arranged at the bottom of the hangar cabin (2), and two hangar doors (4) which are arranged in an inclined manner are symmetrically arranged at the hangar hatch (3); the drive mechanism includes: the garage door comprises a push rod (8), a mounting seat (6), a driving rocker (7) and a driven rocker (16), wherein the mounting seat (6) is fixed on the bottom frame (5), the mounting seat (6) is provided with a push rod hinge (10), a main rocker hinge (15) and a driven rocker hinge (17), the waist of the driving rocker (7) is provided with a hinge (9), and the garage door (4) is provided with a fixed point (11) and a fixed connection point (13); the lower end of the driving rocker (7) is hinged and connected with the mounting seat (6) through a main rocker hinge (15), the upper end of the driving rocker (7) is fixedly connected with the hangar door (4) through a fixed point (11), the lower end of the driven rocker (16) is hinged and connected with the mounting seat (6) through a driven rocker hinge (17), the upper end of the driven rocker is fixedly connected with the hangar door (4) through a fixed connection point (13), the connecting line of the driving rocker hinge (15) and the driven rocker hinge (17), the driving rocker (7), the driven rocker (16) and the hangar door (4) form a double-rocker mechanism, the positions of the driving rocker hinge (15) and the driven rocker hinge (17) are fixed to form a frame and the hangar door (4) like a connecting rod, the lower end of the push rod (8) is hinged and connected with the mounting seat (6) through a push rod hinge (10), and the upper end of the push rod (9) is hinged and connected with the main rocker hinge (15, the driving mechanism realizes the opening or closing of the hangar door (4).

2. The four-bar drive garage door apparatus of claim 1, wherein: the storehouse doors (4) are of wing-shaped structures after being opened and of herringbone slope structures after being closed, and are distributed in an axisymmetric mode between the two groups of storehouse doors (4).

3. The four-bar drive garage door apparatus of claim 1, wherein: the lower ends of the driving rocker (7) and the driven rocker (16) are respectively hinged with the mounting seat (6) to form a driving rocker hinge (15) and a driven rocker hinge (17), the upper ends of the driving rocker (7) and the driven rocker (16) are respectively fixedly connected with the hangar door (4) to form a fixed point (11) and a fixed connection point (13), a double-rocker mechanism taking the driving rocker hinge (15) and the driven rocker hinge (17) as a frame is formed, and the hangar door (4) is equivalent to a connecting rod in the double-rocker mechanism.

4. The four-bar drive garage door apparatus of claim 3, wherein: the lower end of the push rod (8) is hinged with the mounting seat (6) to form a push rod hinge (10), the upper end of the push rod is hinged with the driving rocker (7) of the double-rocker mechanism at the waist to form a hinge (9), and the push rod (8) and the double-rocker mechanism form a hangar door driving mechanism. The push rod (8) drives the hinge (9) and the push rod hinge (10) to increase or decrease the distance between the push rod and the hinge within a certain range, when the distance is increased, the push rod (8) drives the driving rocker (7) to swing outwards and limit linkage through the double-rocker mechanism to push the hangar door (4) to turn outwards to open, and conversely, the hangar door (4) turns inwards to close.

5. The four-bar drive garage door apparatus of claim 2, wherein: the opening or closing of the hangar door (4) is completed by a driving mechanism; each hangar door (4) is provided with two sets of driving mechanisms. When the driving mechanism is started, the two hangar doors (4) are synchronously and symmetrically turned over, so that the two hangar doors (4) are opened or closed.

6. The four-bar drive garage door apparatus of claim 5, wherein: the hangar door (4) is provided with seal groove (12), inlay in seal groove (12) and be equipped with sealed pad (14), sealed pad (14) contact waterproof sealing each other when two hangar doors (4) are closed.

7. The four-bar drive garage door apparatus of claim 4, wherein: the push rod (8) can be an electric push rod, a servo electric cylinder or one of an oil cylinder and an air cylinder.

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