CN219904731U

CN219904731U - Anti-cracking drogue

Info

Publication number: CN219904731U
Application number: CN202321174814.8U
Authority: CN
Inventors: 蔡金花; 刘永强; 孙伟俊
Original assignee: Taizhou Jiayuan Machine Tape Co ltd
Current assignee: Taizhou Jiayuan Machine Tape Co ltd
Priority date: 2023-05-16
Filing date: 2023-05-16
Publication date: 2023-10-27
Anticipated expiration: 2033-05-16

Abstract

The utility model discloses an anti-cracking drogue which comprises a main drogue and an auxiliary drogue, wherein the auxiliary drogue is connected to the upper side position of the top end of the main drogue, a connecting rope is arranged at the connecting position of the main drogue and the auxiliary drogue, and a supporting rope is arranged at the periphery of the lower end of the main drogue.

Description

Anti-cracking drogue

Technical Field

The utility model relates to the technical field of drogue parachutes, in particular to an anti-cracking drogue parachute.

Background

The drag parachute is also called a drag parachute, is a parachute-shaped tool for reducing the landing speed of a high-speed object, and mainly comprises a parachute body, a traction rope and a supporting rope.

The existing drogue has the problems of simple structure, weak strength in the use process, easy breakage after repeated use and inconvenient fixation with the outside.

Disclosure of Invention

The utility model aims to provide an anti-cracking drogue, which aims to solve the problems that the prior drogue provided in the prior art has a simple structure, is not firm enough in the use process, is easy to crack after repeated use and is not convenient enough to be fixed with the outside.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a parachute of preventing breaking, includes main parachute and vice parachute, vice parachute connects on the top upside position of main parachute, the junction of main parachute and vice parachute is provided with the connecting rope, the lower extreme a week of main parachute is provided with the support rope, the bottom end of support rope is provided with isolation component, isolation component's bottom is provided with the connection threaded rod, the lower extreme of connection threaded rod is provided with fixed subassembly, the upper end of main parachute and vice parachute all is provided with umbrella cloth subassembly.

The umbrella cloth component comprises a polyurethane coating, a fiber reinforcement layer, a nylon base net layer and a waterproof coating, wherein the fiber reinforcement layer is arranged at the lower end of the nylon base net layer, the polyurethane coating is arranged at the lower end of the fiber reinforcement layer, the waterproof coating is arranged on the end face of the upper end of the nylon base net layer, and the umbrella cloth component is connected to a main drogue and an auxiliary drogue.

The isolation assembly comprises a connecting sleeve, an isolation disc and a connecting hole, wherein the connecting hole is formed in the peripheral edge of the upper end of the isolation disc, the connecting sleeve is arranged at the bottom end of the isolation disc, and the isolation disc is connected with a supporting rope through the connecting hole.

The fixing assembly comprises a threaded round hole, fastening bolts, limiting nuts, a top clamping plate and a U-shaped fixing plate, wherein the fastening bolts are arranged on two sides of the upper end of the U-shaped fixing plate, the limiting nuts are arranged on one circle outside the fastening bolts, the top clamping plate is arranged at the end head of the bottom end of each fastening bolt, the threaded round hole is formed in the middle of the upper end of the U-shaped fixing plate, and the U-shaped fixing plate is connected to a connecting threaded rod through the threaded round hole.

The fixing assembly and the connecting threaded rod are connected and installed in a threaded rotation mode, and the fixing assembly is connected to the lower end of the connecting threaded rod.

The umbrella cloth component is sequentially connected to the upper end face positions of the main speed reducing umbrella and the auxiliary speed reducing umbrella in a sewing mode.

The support ropes are arranged in total, and are uniformly distributed on the periphery of the lower end of the main speed reducing umbrella.

In summary, the beneficial effects of the utility model are as follows due to the adoption of the technology:

1. according to the utility model, the umbrella cloth component structure is used to be stronger and firmer in use, the function of cracking prevention is realized, the nylon-based net layer is used as a base material in the process of manufacturing the main drogue and the auxiliary drogue, the fiber reinforcement layer is used to further strengthen the firmness of the main drogue and the auxiliary drogue, then the polyurethane coating is hot-melted on the nylon-based net layer by a hot-melting machine, so that the polyurethane coating has higher wear resistance in use, and then the end surface of the polyurethane coating is covered with a layer of waterproof coating, so that the waterproof performance of the main drogue and the auxiliary drogue is further enhanced, the main drogue and the auxiliary drogue are stronger and firmer in use, the main drogue and the auxiliary drogue are not easy to crack, and the service life of the umbrella is prolonged.

2. According to the utility model, when the fixing assembly is fixed with an external device, the fixing assembly is fast to operate and convenient to use, and when the fixing assembly is installed, the fixing assembly is conveniently and rotatably connected to the connecting threaded rod through the threaded round hole in the middle of the upper end of the U-shaped fixing plate, so that the fixing assembly is more convenient to install and convenient to detach subsequently.

Drawings

FIG. 1 is a schematic perspective view of an anti-rupture drogue;

FIG. 2 is a schematic view of a cut-away section of an umbrella cloth assembly of an anti-rupture umbrella according to the present utility model;

FIG. 3 is a schematic view of an isolation assembly of an anti-rupture drogue;

FIG. 4 is a schematic view of a fastening assembly of an anti-rupture drogue.

In the figure: 1. a main drogue; 2. a support rope; 3. an isolation assembly; 31. a connection sleeve; 32. an isolation disc; 33. a connection hole; 4. a fixing assembly; 41. a threaded round hole; 42. a fastening bolt; 43. a limit nut; 44. a top clamping plate; 45. a U-shaped fixing plate; 5. connecting a threaded rod; 6. an umbrella cloth assembly; 61. a polyurethane coating; 62. a fiber reinforced layer; 63. a nylon-based mesh layer; 64. a waterproof coating; 7. a connecting rope; 8. auxiliary speed reducing umbrella.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model.

Example 1

Referring to fig. 1 and 2, an anti-rupture drogue comprising a main drogue 1 and a sub drogue 8, the sub drogue 8 is connected to the upper side of the top end of the main drogue 1, the connection of the main drogue 1 and the sub drogue 8 is provided with a connecting rope 7, the lower end of the main drogue 1 is provided with a supporting rope 2, the bottom end of the supporting rope 2 is provided with an isolating component 3, the bottom end of the isolating component 3 is provided with a connecting threaded rod 5, the lower end of the connecting threaded rod 5 is provided with a fixing component 4, the upper ends of the main drogue 1 and the sub drogue 8 are provided with a drogue cloth component 6, in the process of preparing the main drogue 1 and the sub drogue 8, a nylon-based net layer 63 is used as a base material, the firmness of the main drogue 1 and the sub drogue 8 is further reinforced by using a fiber reinforced layer 62, then a hot-melting machine is used to melt a polyurethane coating 61 onto the nylon-based net layer 63, the support ropes 2 are uniformly fixed and limited in the connecting holes 33 of the isolating disc 32, and the support ropes 2 are prevented from being mutually wound when in use and are fixed with an external device, firstly, the U-shaped fixing plate 45 is inserted on the side plate, the fastening bolt 42 is further rotated, the fastening bolt 42 is rotated to push the top clamping plate 44, the top clamping plate 44 is tightly pressed and fixed on the side plate, then the locking limit nut 43 is rotated, the connection is more firm and the loosening is prevented, thus the installation connection is realized, the operation is quick, the follow-up disassembly is convenient, and the use is very convenient.

In the utility model, the umbrella cloth component 6 is sequentially connected to the upper end surfaces of the main drogue 1 and the auxiliary drogue 8 in a sewing mode, the umbrella cloth component 6 comprises a polyurethane coating 61, a fiber reinforcement layer 62, a nylon base net layer 63 and a waterproof coating 64, the lower end of the nylon base net layer 63 is provided with the fiber reinforcement layer 62, the lower end of the fiber reinforcement layer 62 is provided with the polyurethane coating 61, the upper end surface of the nylon base net layer 63 is provided with the waterproof coating 64, the umbrella cloth component 6 is connected to the main drogue 1 and the auxiliary drogue 8, the nylon base net layer 63 is used as a base material in the process of manufacturing the main drogue 1 and the auxiliary drogue 8, the fiber reinforcement layer 62 is used for further strengthening the firmness, then the polyurethane coating 61 is hot melted on the nylon base net layer 63 by a hot melting machine, so that the waterproof coating 64 is provided on the end surface of the polyurethane coating 61, the waterproof performance of the main drogue 1 and the auxiliary drogue 8 is further enhanced, the main drogue 1 and the auxiliary drogue 8 are firm and not easy to crack in use, and the service life of the main drogue is prolonged.

In the utility model, eight supporting ropes 2 are arranged in total, the supporting ropes 2 are uniformly distributed on the periphery of the lower end of the main drogue 1, and the eight supporting ropes 2 are uniformly distributed on the periphery of the lower end of the main drogue 1, so that the main drogue 1 can uniformly draw stress and prevent the inclination or breakage caused by uneven stress when in use.

Working principle: in the process of manufacturing the main drogue 1 and the auxiliary drogue 8, the nylon-based net layer 63 is used as a base material, the fiber reinforcement layer 62 is used for further strengthening the firmness of the main drogue 1 and the auxiliary drogue 8, then the polyurethane coating 61 is hot-melted on the nylon-based net layer 63 by using a hot-melting machine, so that the main drogue 1 and the auxiliary drogue 8 have higher wear resistance in use, then the polyurethane coating 61 is covered with a waterproof coating 64 on the end face, the waterproof performance of the main drogue 1 and the auxiliary drogue 8 is further enhanced, so that the main drogue 1 and the auxiliary drogue 8 are stronger and firmer in use, and are not easy to break, the service life of the drogue can be prolonged, in the use process, the supporting ropes 2 can be fixed and limited on one hand, and the supporting ropes 2 are prevented from being mutually wound on the other hand, and are fixed with an external device, firstly, the U-shaped fixing plate 45 is inserted on the side plate, the fastening bolt 42 is further rotated, the top clamping plate 44 is tightly fixed on the side plate, and then the locking limiting nut 43 is rotated, so that the connection is firm, the main drogue 1 and the main drogue 8 is prevented from being fast and being detached, and the operation is convenient to be convenient to detach.

Example two

Referring to fig. 1 and 3, in comparison with the first embodiment, the isolation assembly 3 includes a connection sleeve 31, an isolation disc 32, and a connection hole 33, the connection hole 33 is provided at a peripheral edge of an upper end of the isolation disc 32, the connection sleeve 31 is provided at a bottom end of the isolation disc 32, and the isolation disc 32 is connected to the support rope 2 through the connection hole 33.

Working principle: when the isolation assembly 3 is installed, firstly, eight support ropes 2 are correspondingly and fixedly connected in a connecting hole 33 at the peripheral edge of the upper end of the isolation disc 32, so that the support ropes are not easy to fall off in use, and further the support ropes are conveniently and rotatably connected to the connecting threaded rod 5 through a connecting sleeve 31 at the bottom end of the isolation disc 32, and when the isolation assembly is used, the support ropes 2 can be fixed and limited through the isolation disc 32, and on the other hand, the support ropes 2 are prevented from being mutually wound when the isolation assembly is used.

Example III

Referring to fig. 1 and 4, in this embodiment, compared with the second embodiment, the fixing component 4 and the connection threaded rod 5 are connected and installed in a threaded rotation manner, and the fixing component 4 is connected to the lower end position of the connection threaded rod 5, the fixing component 4 includes a threaded round hole 41, a fastening bolt 42, a limiting nut 43, a top clamping plate 44 and a U-shaped fixing plate 45, two sides of the upper end of the U-shaped fixing plate 45 are provided with the fastening bolt 42, a limiting nut 43 is provided on the outer circumference of the fastening bolt 42, the top clamping plate 44 is provided at the end of the bottom end of the fastening bolt 42, the threaded round hole 41 is provided in the middle of the upper end of the U-shaped fixing plate 45, and the U-shaped fixing plate 45 is connected to the connection threaded rod 5 through the threaded round hole 41.

Working principle: when the fixing assembly 4 is installed, firstly, the threaded round hole 41 in the middle of the upper end of the U-shaped fixing plate 45 is convenient to rotationally connect on the connecting threaded rod 5, and the U-shaped fixing plate 45 is connected and installed in a threaded rotation mode, so that the U-shaped fixing plate is more convenient to install and convenient to detach subsequently.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Claims

1. The utility model provides a parachute of preventing breaking, includes main parachute (1) and vice parachute (8), its characterized in that: the auxiliary speed reducing umbrella (8) is connected to the upper side position of the top end of the main speed reducing umbrella (1), a connecting rope (7) is arranged at the joint of the main speed reducing umbrella (1) and the auxiliary speed reducing umbrella (8), a supporting rope (2) is arranged at the lower end of the main speed reducing umbrella (1) in a circle, an isolation assembly (3) is arranged at the end of the bottom end of the supporting rope (2), a connecting threaded rod (5) is arranged at the bottom end of the isolation assembly (3), a fixing assembly (4) is arranged at the lower end of the connecting threaded rod (5), and umbrella cloth assemblies (6) are arranged at the upper ends of the main speed reducing umbrella (1) and the auxiliary speed reducing umbrella (8).

2. A shatter resistant drogue as claimed in claim 1 wherein: the umbrella cloth assembly (6) comprises a polyurethane coating (61), a fiber reinforcement layer (62), a nylon base net layer (63) and a waterproof coating (64), wherein the fiber reinforcement layer (62) is arranged at the lower end of the nylon base net layer (63), the polyurethane coating (61) is arranged at the lower end of the fiber reinforcement layer (62), the waterproof coating (64) is arranged on the end face of the upper end of the nylon base net layer (63), and the umbrella cloth assembly (6) is connected to a main speed reducing umbrella (1) and an auxiliary speed reducing umbrella (8).

3. A shatter resistant drogue as claimed in claim 1 wherein: the isolation assembly (3) comprises a connecting sleeve (31), an isolation disc (32) and a connecting hole (33), wherein the connecting hole (33) is formed in the peripheral edge of the upper end of the isolation disc (32), the connecting sleeve (31) is arranged at the bottom end of the isolation disc (32), and the isolation disc (32) is connected with the supporting rope (2) through the connecting hole (33).

4. A shatter resistant drogue as claimed in claim 1 wherein: the fixing assembly (4) comprises threaded round holes (41), fastening bolts (42), limiting nuts (43), top clamping plates (44) and U-shaped fixing plates (45), wherein the two sides of the upper end of each U-shaped fixing plate (45) are provided with the fastening bolts (42), the limiting nuts (43) are arranged on the periphery of the outer sides of each fastening bolt (42), the top clamping plates (44) are arranged at the bottom end heads of the fastening bolts (42), the threaded round holes (41) are formed in the middle of the upper ends of the U-shaped fixing plates (45), and each U-shaped fixing plate (45) is connected to the connecting threaded rod (5) through the corresponding threaded round holes (41).

5. A shatter resistant drogue as claimed in claim 1 wherein: the fixing component (4) is connected with the connecting threaded rod (5) in a threaded rotation mode, and the fixing component (4) is connected to the lower end position of the connecting threaded rod (5).

6. A shatter resistant drogue as claimed in claim 1 wherein: the umbrella cloth component (6) is sequentially connected to the upper end face positions of the main speed reducer umbrella (1) and the auxiliary speed reducer umbrella (8) in a sewing mode.

7. A shatter resistant drogue as claimed in claim 1 wherein: eight supporting ropes (2) are arranged in total, and the supporting ropes (2) are uniformly distributed on the periphery of the lower end of the main speed reducing umbrella (1).