CN112937877A - Parachute device with landing protection function - Google Patents

Abstract

The invention relates to the field of parachutes and discloses a parachute device with a landing protection function, which comprises a box body, wherein a parachute bag is fixedly arranged on one side of the box body, a parachute is arranged in the parachute bag and can be opened in the parachute jumping process, a power cavity is formed in the axis of the bottom in the box body, a sealing plate is arranged at the lower end in the power cavity in a sliding mode, and a power mechanism is arranged in the power cavity and located on the upper side of the sealing plate. This parachute device with protect function falls to ground can detect the box state of opening through trigger mechanism to can control the switching of power intracavity, prevent that power unit from opening before the prerequisite at the parachute, avoid causing the threat to other people safety, later launch the slide bar through external air current start and launch to the box below, thereby can contact with ground in advance of the human body, can deal with different topography simultaneously, realize the effect that slows down the impact force, reach the function that the protection human body falls to the ground.

Description

Parachute device with landing protection function

Technical Field

The invention relates to the technical field of parachutes, in particular to a parachute device with a landing protection function.

Background

The parachute is a displayable aerodynamic force reducer which is inflated and unfolded relative to air movement by utilizing the principle of air resistance, and is a tool for safely landing people or objects to the ground from the air, and the parachute is mostly used by professional training and can be used for landing after professional skills are mastered.

The parachute needs the professional knowledge just can be fine to drive, and face the condition that needs to use the parachute suddenly to ordinary people, or the ground unevenness when landing, the user can not deal with emergency, and speed is very fast when falling, then can the accident appear and then cause great injury to the human body, it is absolute safety when falling to the user after training yet simultaneously, it is comparatively complicated if the landing point relief, the accident appears easily when falling to the ground, thereby cause the injury to it, other parachute protection device cost is higher simultaneously, and rely on electronic sensing system, need use extra power, break down easily, furthermore, some users can jump the collective umbrella, and can open the in-flight action before the parachute, if there is not closing mechanism to block ejection assembly to pop out this moment, then can cause certain threat to other parachutists.

Disclosure of Invention

The parachute device with the landing protection function provided by the invention has the functions of damping and relieving the impact force of a landing point, is low in cost and high in stability, and overcomes the defects that a user is injured due to accidents caused when the user lands on the ground, and the cost is high and an additional power supply is required.

The invention provides the following technical scheme: a parachute device with a landing protection function comprises a box body, wherein a parachute bag is fixedly arranged on one side of the box body, a parachute is arranged in the parachute bag and can be opened in the process of parachute jumping, a power cavity is formed in the axis of the inner bottom of the box body, a sealing plate is arranged at the lower end of the inner bottom of the power cavity in a sliding mode, a power mechanism is arranged on the upper side of the sealing plate in the power cavity and can be sealed with the outside, a sliding block cavity is arranged in the box body and located on the upper side of the power cavity, a trigger mechanism is arranged in the sliding block cavity, the trigger mechanism can be started through inertia energy when a user clamps the parachute, the trigger mechanism is driven to be opened by the sealing plate, ejection cavities are symmetrically arranged on two sides of the power cavity in the box body and are provided with ejection slide rods, the ejection slide rods are respectively arranged in the ejection cavities in, and then slow down the impact force when falling to the ground, both sides the intracavity lower extreme of launching all is equipped with the closing mechanism, power unit can control the closing mechanism realizes to launch the switching of chamber.

Carefully, both ends symmetry and fixed braces around the box opposite side, the user passes through the braces can with the box is carried on the back, launch the fixed mounting that is equipped with of intracavity roof, the slide bar chamber has been seted up in the mounting, launch the slide bar can slide in the slide bar intracavity, launch the slide bar up end with it is fixed compression spring to be equipped with between the slide bar intracavity upper wall, launch the slide bar down terminal surface hinged joint has articulated piece, terminal surface can adapt to external unevenness ground under the articulated piece.

Carefully, launch intracavity lower extreme and be close to power chamber one side inner wall intercommunication has the baffle chamber, just be located the left and right sides in the box be equipped with the linkage chamber in the baffle intracavity wall, the baffle intracavity slides and is equipped with the baffle, the baffle up end with the terminal surface offsets under the articulated piece, baffle female connection has the baffle axle, the left and right sides the baffle axle is close to linkage chamber one end extends to respectively the linkage intracavity is fixed to be equipped with the linkage bevel gear.

The power cavity inner wall center is provided with a fan in a rotating mode, the upper end of the fan extends upwards to the linkage cavity and is fixedly provided with fan bevel gears meshed with the linkage bevel gears on the left side and the right side, the upper wall of the power cavity is symmetrically arranged on the left side and the right side of the fan and is communicated with a ventilation cavity, the ventilation cavity is communicated with the outside, the inner wall of the lower end of the power cavity is communicated with a sealing plate cavity, the sealing plate can slide in the sealing plate cavity, a sealing plate spring is fixedly arranged between the left end face of the sealing plate and the left wall of the sealing plate cavity, the left end face of the sealing plate is fixedly connected with a connection pull rope, when the sealing plate is opened, outside air flow enters the power cavity and then drives the fan to rotate, and then flows to the outside through the ventilation.

And carefully selecting, a sliding block shaft is fixedly arranged between the upper wall and the lower wall in the sliding block cavity, a sliding block is arranged on the outer circular surface of the sliding block shaft in a sliding manner, a sliding block spring is fixedly arranged between the upper end surface of the sliding block and the upper wall in the sliding block cavity, and one end of the connecting pull rope, which is far away from the sealing plate, is fixedly connected with one side of the upper end surface of the sliding block.

The pressure plate is arranged in the pressure plate cavity, a pressure plate spring is fixedly arranged between the inner walls of one side of the sliding block shaft and close to the pressure plate cavity, a communicating cavity is formed in the inner center of the pressure plate, connecting plates are symmetrically arranged in the communicating cavity in a sliding mode, the upper ends and the lower ends of the connecting plates are arranged on the upper side and the lower side of the communicating cavity, a connecting plate spring is fixedly arranged between the adjacent end faces of the connecting plates, and a locking cavity is communicated with the inner wall of one side of the sliding block shaft.

The fine selection, seted up in the box can with the restriction pole chamber that the pressure plate chamber is linked together, it is equipped with the restriction pole to slide in the restriction pole chamber, the restriction pole is close to launch a chamber terminal surface with the restriction pole intracavity is close to launch fixedly between the intracavity side inner wall of chamber and be equipped with the restriction pole spring, the restriction pole is close to slider axle one end is kept away from with the pressure plate slider axle a terminal surface offsets.

The invention has the following beneficial effects:

1. the invention can detect the parachute opening state of the box body through the trigger mechanism, thereby controlling the opening and closing of the power cavity, preventing the power mechanism from being started before the parachute is not opened, and avoiding the safety threat to others caused by ejecting the ejection slide rod during the air action during collective parachute jumping.

2. The ejection mechanism is started through external air flow, so that the ejection slide rod is driven to eject to the lower part of the box body, the ejection slide rod can be in contact with the ground before a human body, different terrains can be dealt with, the effect of relieving impact force is achieved, and the function of protecting the human body from falling to the ground is achieved.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is a schematic view of the structure at A-A in FIG. 1;

FIG. 3 is an enlarged view of the point B in FIG. 1;

FIG. 4 is an enlarged view of FIG. 1 at C;

FIG. 5 is an enlarged view of FIG. 4 at D;

fig. 6 is a schematic diagram of the present invention after deformation.

In the figure: 11. a box body; 12. ejecting a sliding rod; 13. a fixing member; 14. an ejection cavity; 15. a compression spring; 16. a hinged block; 17. a baffle plate; 18. a ram cavity; 19. a parachute bag; 20. a harness; 21. a power cavity; 22. a closing plate; 23. closing the plate cavity; 24. a closing plate spring; 25. connecting a pull rope; 26. a fan bevel gear; 27. a fan; 28. linkage bevel gear; 29. a linkage cavity; 30. a baffle shaft; 31. a baffle cavity; 32. a slider spring; 34. a restraining rod cavity; 35. a slider; 36. a slider cavity; 37. a slider shaft; 38. a restraining rod spring; 39. a restraining bar; 40. a locking cavity; 41. a pressure plate; 42. a communicating cavity; 43. a connecting plate spring; 44. a pressure plate spring; 45. a connecting plate; 46. a pressure plate cavity; 47. a vent lumen.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, a parachute device with landing protection function comprises a box body 11, a parachute bag 19 is fixedly arranged on one side of the box body 11, a parachute is arranged in the parachute bag 19 and can be opened in the process of parachute jumping, a power cavity 21 is formed in the axis of the bottom in the box body 11, a closing plate 22 is arranged at the inner lower end of the power cavity 21 in a sliding mode, a power mechanism is arranged in the power cavity 21 and located on the upper side of the closing plate 22, the closing plate 22 can close the power mechanism to the outside, a slider cavity 36 is arranged in the box body 11 and located on the upper side of the power cavity 21, a trigger mechanism is arranged in the slider cavity 36, the trigger mechanism can be started through inertia energy when a user clamps the parachute, the trigger mechanism drives the closing plate 22 to be opened, ejection cavities 14 are symmetrically formed in the box body 11 and located on two sides of the power cavity 21, the ejection cavities 14 on the two sides are internally provided with ejection slide bars 12 in a sliding manner respectively, the ejection slide bars 12 can be in contact with the ground before the box body 11, so that impact force when the box body falls to the ground is relieved, the lower ends in the ejection cavities 14 on the two sides are provided with sealing mechanisms, and the power mechanisms can control the sealing mechanisms to open and close the ejection cavities 14.

The utility model discloses a box 11, including box 11, both ends symmetry and fixed braces 20 around the opposite side, the user passes through braces 20 can with box 11 is carried on the back, the fixed mounting 13 that is equipped with of roof in the ejection chamber 14, slide bar chamber 18 has been seted up in the mounting 13, ejection slide bar 12 can slide in slide bar chamber 18, ejection slide bar 12 up end with it is fixed with compression spring 15 to be equipped with between the upper wall in slide bar chamber 18, ejection slide bar 12 lower terminal surface hinged joint has articulated piece 16, the terminal surface can adapt to external unevenness ground under articulated piece 16.

The lower end in the ejection cavity 14 is close to the inner wall of one side of the power cavity 21, the inner wall of the ejection cavity is communicated with a baffle cavity 31, the box body 11 is located on the left side and the right side, a linkage cavity 29 is arranged in the inner wall of the baffle cavity 31, a baffle 17 is slidably arranged in the baffle cavity 31, the upper end face of the baffle 17 is abutted against the lower end face of the hinge block 16, a baffle shaft 30 is connected with the inner threads of the baffle 17, and the left side and the right side of the baffle shaft 30 are close to one end of the linkage cavity 29 and extend to the linkage bevel gear 28 fixedly arranged in the linkage cavity 29.

Wherein, a fan 27 is rotatably arranged at the center of the upper wall in the power cavity 21, the upper end of the fan 27 extends upwards to the linkage cavity 29, a fan bevel gear 26 engaged with the linkage bevel gears 28 at the left and right sides is fixedly arranged in the linkage cavity 29, the upper wall of the power cavity 21 is positioned at the left side and the right side of the fan 27 and is symmetrically communicated with a ventilation cavity 47, the vent cavity 47 is communicated with the outside, the inner wall of the lower end in the power cavity 21 is communicated with a closed plate cavity 23, the closing plate 22 can slide in the closing plate cavity 23, a closing plate spring 24 is fixedly arranged between the left end surface of the closing plate 22 and the left wall in the closing plate cavity 23, the left end surface of the closing plate 22 is fixedly connected with a connecting pull rope 25, when the closing plate 22 is opened, the external air flow enters the power chamber 21 to drive the fan 27 to rotate, and then is circulated to the outside through the ventilation chamber 47.

A slider shaft 37 is fixedly arranged between the upper wall and the lower wall in the slider cavity 36, a slider 35 is arranged on the outer circular surface of the slider shaft 37 in a sliding manner, a slider spring 32 is fixedly arranged between the upper end surface of the slider 35 and the upper wall in the slider cavity 36, and one end of the connecting pull rope 25, which is far away from the closing plate 22, is fixedly connected with one side of the upper end surface of the slider 35.

A pressure plate cavity 46 is formed in one end, close to the ejection cavity 14, of the slide block 35, a pressure plate 41 is arranged in the pressure plate cavity 46 in a sliding mode, the pressure plate 41 is close to one end face of the slide block shaft 37 and is close to a pressure plate spring 44 fixed between the inner walls of one side of the slide block shaft 37 in the pressure plate cavity 46, a communicating cavity 42 is formed in the center of the pressure plate 41, connecting plates 45 are symmetrically and slidably arranged at the upper end and the lower end in the communicating cavity 42, connecting plate springs 43 are fixedly arranged between the adjacent end faces of the connecting plates 45 at the upper side and the lower side, and a locking cavity 40 is communicated with the inner wall of one side, far away from the.

A limiting rod cavity 34 capable of being communicated with the pressure plate cavity 46 is formed in the box body 11, a limiting rod 39 is arranged in the limiting rod cavity 34 in a sliding mode, a limiting rod spring 38 is fixedly arranged between one end face, close to the ejection cavity 14, of the limiting rod 39 and the inner wall, close to the ejection cavity 14, of one side of the limiting rod cavity 34, and one end, close to the slider shaft 37, of the limiting rod 39 abuts against one end face, far away from the slider shaft 37, of the pressure plate 41.

The working principle is as follows: the user carries the box body 11 on the back through the straps 20, then the parachute jumping action occurs, when the parachute jumping begins, as the face of the user is downward and parallel to the ground in the descending process, one end face of the box body 11 close to the straps 20 is flush with the ground, when the parachute descends to a certain height, the parachute in the parachute bag 19 is opened, the box body 11 and the user are driven to instantly buffer upwards for a certain distance through air flow, meanwhile, the box body 11 buffered upwards through inertia drives the sliding block 35 to slide downwards, so that the limiting rod 39 is driven to be separated from the pressure plate cavity 46, at the moment, the pressure plate 41 is not pressed by the limiting rod 39 any more, the pressure plate spring 44 drives the pressure plate 41 to slide towards the direction close to the limiting rod cavity 34 through the self elasticity, the communicating cavity 42 is driven to be communicated with the locking cavity 40, the connecting plate spring 43 drives the upper and lower connecting plates 45 to slide, therefore, the pressure plate 41 is fixed, at the moment, the slider spring 32 drives the slider 35 to slide downwards to be positioned at the lower side of the limiting rod cavity 34 through the elasticity of the slider spring, the limiting rod spring 38 drives the limiting rod 39 to slide into the slider cavity 36 through the elasticity of the slider spring, the right end face of the limiting rod 39 abuts against the left end face of the slider 35, at the moment, the slider 35 does not slide upwards any more, when the slider 35 slides, the closing plate 22 is pulled downwards through the connecting pull rope 25, the closing plate 22 is driven to slide into the closing plate cavity 23, and the power cavity 21 is opened;

after the parachute is opened, the user's feet face downward and are perpendicular to the ground, and then the lower end surface of the case 11 is parallel to the outside ground, when the case 11 descends downward, the outside air flows upward into the power chamber 21 to drive the fan 27 to rotate, and then flows to the outside through the ventilation chamber 47, the fan 27 rotates to drive the fan bevel gear 26 to rotate, the fan bevel gear 26 drives the left and right side linkage bevel gears 28 to rotate synchronously through gear engagement, the linkage bevel gear 28 drives the baffle shaft 30 to rotate through fixed connection, the baffle shaft 30 drives the baffle 17 to slide towards the linkage chamber 29 through threaded connection until the lower part in the ejection chamber 14 is opened, the baffle 17 is disengaged from the lower end surface of the hinge block 16, the compression spring 15 drives the ejection slide bar 12 and the hinge block 16 to eject downward to the lower part of the case 11 through self elasticity, and then the lower end surface of the hinge block 16 contacts with the ground of the landing point before the human body, and then can slow down the impact force when descending through compression spring 15 to protect the user from descending, prevent that the user from descending because of misoperation or experience are not good, and then cause the damage.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims (7)

1. The utility model provides a parachute device with fall to ground protect function, includes box (11), its characterized in that: the utility model discloses a parachute jumping device, including box (11), power chamber (21) has been seted up to box (11) one side fixed parachute bag (19) that is equipped with, be provided with the parachute in parachute bag (19) to can open in the parachute jumping process, bottom axle center department has seted up power chamber (21) in box (11), lower extreme slides in power chamber (21) is equipped with closing plate (22), just be located in power chamber (21) the closing plate (22) upside is equipped with power unit, closing plate (22) can with power unit and external world are sealed, just be located in box (11) power chamber (21) upside is equipped with slider chamber (36), be equipped with trigger mechanism in slider chamber (36), can start trigger mechanism through inertial energy when the user beats the parachute, thereby drive closing plate (22) are opened, just be located in box (11) power chamber (21) bilateral symmetry just has seted up and has launched chamber (14), ejection sliding rods (12) are respectively arranged in the ejection cavities (14) on the two sides in a sliding mode, the ejection sliding rods (12) can be in contact with the ground before the box body (11) so as to further reduce impact force when the box body falls to the ground, sealing mechanisms are arranged at the inner lower ends of the ejection cavities (14) on the two sides, and the power mechanisms can control the sealing mechanisms to achieve opening and closing of the ejection cavities (14).

2. A parachute apparatus having a landing protection function as set forth in claim 1, wherein: two end symmetries and fixed braces (20) of being equipped with around box (11) opposite side, the user passes through braces (20) can with box (11) are carried on the back, launch the fixed mounting (13) that is equipped with of roof in chamber (14), slide bar chamber (18) have been seted up in mounting (13), launch slide bar (12) can in slide bar chamber (18) slide, launch slide bar (12) up end with it is fixed between the upper wall in slide bar chamber (18) to be equipped with compression spring (15), it has articulated piece (16) to launch terminal surface hinged joint under slide bar (12), terminal surface can adapt to external unevenness ground under articulated piece (16).

3. A parachute apparatus having a landing protection function as set forth in claim 1, wherein: lower extreme and being close to in ejection chamber (14) power chamber (21) one side inner wall intercommunication has baffle chamber (31), just be located the left and right sides in box (11) be equipped with linkage chamber (29) in baffle chamber (31) inner wall, it is equipped with baffle (17) to slide in baffle chamber (31), baffle (17) up end with the terminal surface offsets under articulated piece (16), baffle (17) female connection has baffle axle (30), the left and right sides baffle axle (30) are close to linkage chamber (29) one end extends to respectively linkage chamber (29) internal fixation is equipped with linkage bevel gear (28).

4. A parachute apparatus having a landing protection function according to claim 3, wherein: upper wall center rotates in power chamber (21) and is equipped with fan (27), fan (27) upper end upwards extends to linkage chamber (29) internal fixation is equipped with the left and right sides linkage bevel gear (28) engaged with fan bevel gear (26), the upper wall just is located in power chamber (21) fan (27) left and right sides symmetry and intercommunication have ventilative chamber (47), it is linked together with the external world to ventilate chamber (47), lower extreme inner wall intercommunication has closure plate chamber (23) in power chamber (21), closure plate (22) can slide in closure plate chamber (23), closure plate (22) left end face with it is fixed between the left wall in closure plate chamber (23) to be equipped with closure plate spring (24), closure plate (22) left end face fixedly connected with connects stay cord (25).

5. A parachute apparatus having a landing protection function as set forth in claim 4, wherein: a sliding block shaft (37) is fixedly arranged between the upper wall and the lower wall in the sliding block cavity (36), a sliding block (35) is arranged on the outer circular surface of the sliding block shaft (37) in a sliding mode, a sliding block spring (32) is fixedly arranged between the upper end face of the sliding block (35) and the inner upper wall of the sliding block cavity (36), and one end of the connecting pull rope (25) far away from the closing plate (22) is fixedly connected with one side of the upper end face of the sliding block (35).

6. A parachute apparatus having a landing protection function as set forth in claim 5, wherein: be close to in slider (35) launch chamber (14) one end and seted up pressure plate chamber (46), it is equipped with pressure plate (41) to slide in pressure plate chamber (46), pressure plate (41) are close to a slider axle (37) terminal surface with be close to in pressure plate chamber (46) fixed pressure plate spring (44) of being equipped with between slider axle (37) one side inner wall, intercommunication chamber (42) have been seted up at pressure plate (41) inner center, both ends symmetry and slip are equipped with connecting plate (45) about in intercommunication chamber (42), upper and lower both sides fixed connecting plate spring (43) of being equipped with between the adjacent terminal surface of connecting plate (45), keep away from in pressure plate chamber (46) slider axle (37) one side inner wall intercommunication has locking chamber (40).

7. A parachute apparatus having a landing protection function as set forth in claim 6, wherein: set up in box (11) can with restriction pole chamber (34) that pressure plate chamber (46) are linked together, it is equipped with restriction pole (39) to slide in restriction pole chamber (34), restriction pole (39) are close to launch a chamber (14) a terminal surface with be close to in restriction pole chamber (34) launch and fix between chamber (14) one side inner wall and be equipped with restriction pole spring (38), restriction pole (39) are close to slider axle (37) one end is kept away from with pressure plate (41) slider axle (37) a terminal surface offsets.

Images