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CN-224211263-U - Modularized parachute opening mechanism suitable for multiple loads

CN224211263UCN 224211263 UCN224211263 UCN 224211263UCN-224211263-U

Abstract

The utility model discloses a modularized parachute opening mechanism suitable for multiple loads, which belongs to the technical field of parachute landing systems of aircrafts and aims at solving the problem that a parachute cannot be opened timely according to opening operation of a cabin door, and the modularized parachute opening mechanism comprises a fixed seat, a mounting plate, a parachute cabin body and the cabin door, wherein the parachute is arranged at the top of the inside of the parachute cabin body, a rope belt is connected to the bottom of the parachute, a movable plate is fixedly connected to the bottom of the rope belt, a first spring is fixedly connected to the bottom of the movable plate, the first spring is arranged in the parachute cabin body through the movable plate, and the parachute opening mechanism is arranged in the parachute cabin body through a positioning opening on the movable plate; according to the parachute opening mechanism, the parachute opening control can be automatically performed on the parachute arranged in the parachute cabin body according to the opening operation of the cabin door, so that the unfolding timeliness of the parachute is improved, the parachute opening work efficiency is improved according to the state of the aircraft, and the modularization applicability of the device is improved.

Inventors

  • QI HAINING
  • WANG LIN
  • FU LONG
  • WANG HAO

Assignees

  • 江苏亚务航空新材料有限公司

Dates

Publication Date
20260508
Application Date
20250623

Claims (9)

  1. 1. The modularized parachute opening mechanism suitable for multiple loads comprises a fixed seat (1), a mounting plate (2), a parachute cabin body (3) and a cabin door (4), wherein the mounting plate (2) is arranged on the upper portion of the fixed seat (1), the parachute cabin body (3) is fixedly connected to the top of the mounting plate (2), the cabin door (4) is arranged on the upper portion of the parachute cabin body (3), the modularized parachute opening mechanism is characterized in that the mounting cavity (101) is arranged on the upper portion of the fixed seat (1), the mounting plate (2) is arranged in the fixed seat (1) in a sliding mode through the mounting cavity (101), a limiting block (201) is fixedly connected to the inner side wall of the mounting cavity (101), a limiting groove (203) is formed in the position corresponding to the limiting block (201) on the mounting plate (2), a second spring (202) is fixedly connected to the bottom of the mounting plate (2), a parachute (5) is arranged on the inner top of the parachute cabin body (3), a rope belt (6) is connected to the bottom of the parachute cabin body (5), a movable plate (8) is fixedly connected to the bottom of the rope belt (6), a first spring (801) is arranged on the movable plate (8), a first spring (9) is arranged on the bottom of the parachute cabin body (9), an umbrella opening mechanism (7) is arranged in the parachute cabin body (3) through a positioning opening (801) on the movable plate (8), and the umbrella opening mechanism (7) is used for controlling the parachute opening operation of the parachute (5).
  2. 2. A modular parachute opening mechanism suitable for multiple loads according to claim 1, wherein the cabin door (4) is opened and closed on the upper part of the parachute cabin body (3) through a control system.
  3. 3. The modularized parachute opening mechanism suitable for multiple loads, as claimed in claim 2, is characterized in that a plurality of limiting blocks (201) are uniformly distributed in the fixed seat (1), and the mounting plate (2) is limited and slides in the fixed seat (1) through the limiting blocks (201) and limiting grooves (203).
  4. 4. A modular parachute opening mechanism suitable for multiple loads according to claim 3, wherein the positioning openings (801) are arranged on the movable plate (8) and are uniformly distributed.
  5. 5. The modular parachute opening mechanism suitable for multiple loads according to claim 4, wherein the parachute opening mechanism (7) comprises a positioning cylinder (701), the positioning cylinder (701) is fixedly connected to the top of a mounting plate (2), the positioning cylinder (701) is arranged in a parachute cabin (3), a through hole (702) is formed in the positioning cylinder (701), a mounting groove (703) is formed in the positioning cylinder (701) above the through hole (702), a third spring (704) is fixedly mounted in the mounting groove (703), a sliding plate (705) is fixedly connected to the bottom of the third spring (704), a matching block (706) is fixedly connected to the bottom of the sliding plate (705), a positioning block (708) is arranged on the outer side of the matching block (706), a fixing shaft (709) is rotatably connected to the positioning block (708), a through groove (7010) is formed in the positioning block (708) through the fixing shaft (709) in a rotating mode, a mounting groove (703) is formed in the positioning block (7010) in the inner portion, a sliding block (7010) is arranged in the through groove, a positioning rod (706) is fixedly connected to a telescopic rod (706) and the bottom of the sliding rod (706) is fixedly connected to a telescopic rod (706), the electric telescopic rod (7011) is fixedly connected to the fixing base (1).
  6. 6. The modular parachute opening mechanism for multiple loads according to claim 5, wherein the through hole (702) is arranged corresponding to the positioning hole (801).
  7. 7. A modular parachute opening mechanism adapted for multiple loads according to claim 6, wherein the slide plate (705) is slidably disposed in the mounting groove (703).
  8. 8. The modular parachute opening mechanism for multiple loads according to claim 7, wherein the through groove (7010) is obliquely arranged, and one end at the high position is far away from the fixed shaft (709).
  9. 9. The modular parachute opening mechanism suitable for multiple loads according to claim 8, wherein the bottom end of the positioning cylinder (701) is communicated with the upper part of the mounting plate (2), and the electric telescopic rod (7011) penetrates through the mounting plate (2) on the fixing seat (1) and slides in the positioning cylinder (701).

Description

Modularized parachute opening mechanism suitable for multiple loads Technical Field The utility model belongs to the technical field of parachute landing systems of aircrafts, and particularly relates to a modularized parachute opening mechanism suitable for multiple loads. Background Aircraft in some scenarios require the use of parachutes to slow down their own flight speed, for example when the aircraft is landing. Currently, aircraft often provide a parachute bay for placing a parachute, including a guiding parachute and a main parachute, in the fuselage. When the aircraft lands, the cabin door of the parachute cabin is opened, and the main parachute and the guiding parachute are thrown out of the parachute cabin by utilizing gravity, so that the aircraft is decelerated. The utility model provides a parachute height control parachute opening mechanism of patent bulletin number CN215043748U among the prior art, above-mentioned patent includes unmanned aerial vehicle and parachute opening box, unmanned aerial vehicle's top surface center department is equipped with the connection base, the bottom surface of parachute opening box is connected with the top of connection base, the parachute opening box is including casing and top cap, the inside of casing is equipped with the parachute, and the bottom surface of parachute is connected with the rope belt, the one end internally mounted of top cap has the magnetic path, and the top cap is equipped with the pivot in the one end of magnetic path mutually, the below of pivot is equipped with the spliced pole, and the outside cover of spliced pole is equipped with first spring, installs the magnetic path through the one end at the top cap, and first spring that is originally stretched contracts in the outside of other end pivot after magnetic path and electro-magnet outage for the top cap revolutes fast, has shortened the time that the top cap was opened, has also increased the space that the top cap was opened simultaneously, more is favorable to the expansion of parachute, but still has the following the cabin door in actual use to be enough from the actual, and this patent is in the cabin opening the parachute when the parachute body, can's the cabin opening the cabin door can't open the parachute according to the operation and can't fully reduce the device according to the fact that the parachute opens. Therefore, there is a need for a modular parachute opening mechanism suitable for multiple loads, which solves the problem in the prior art that the parachute cannot be timely opened according to the opening operation of the cabin door. Disclosure of utility model The utility model aims to provide a modularized parachute opening mechanism suitable for multiple loads, so as to solve the problems in the background technology. The modularized parachute opening mechanism comprises a fixed seat, a mounting plate, a parachute cabin body and a cabin door, wherein the mounting plate is arranged on the upper portion of the fixed seat, the parachute cabin body is fixedly connected to the top of the mounting plate, the cabin door is arranged on the upper portion of the parachute cabin body, a mounting cavity is formed in the upper portion of the fixed seat, the mounting plate is slidably arranged in the fixed seat through the mounting cavity, a limiting block is fixedly connected to the inner side wall of the mounting cavity, a limiting groove is formed in the mounting plate corresponding to the limiting block, a second spring is fixedly connected to the bottom of the mounting plate, a parachute is arranged at the top of the parachute cabin body, a rope belt is connected to the bottom of the parachute belt, a movable plate is fixedly connected to the bottom of the rope belt, a positioning opening is formed in the movable plate, a first spring is fixedly connected to the bottom of the movable plate and is arranged in the parachute cabin body, and the parachute opening mechanism is arranged in the parachute cabin body through the positioning opening. In the scheme, the cabin door is opened and closed on the upper part of the umbrella cabin body through a control system. It is further worth to say that the stopper is provided with a plurality of and evenly distributed in the fixing base, the mounting panel is through stopper and spacing groove in the fixing base spacing slip. It should be further noted that the positioning ports are provided with four on the movable plate and are uniformly distributed. As a preferred implementation mode, the umbrella opening mechanism comprises a positioning cylinder, the positioning cylinder is fixedly connected to the top of a mounting plate, the positioning cylinder is arranged in an umbrella cabin body, a through hole is formed in the positioning cylinder, a mounting groove is formed in the positioning cylinder above the through hole, a third spring is fixedly mounted in the mounting groove, a sliding plate is fixedly connected to the bo