CN219236692U - Vehicle inflatable membrane helps to float drag reduction gasbag system of carrying - Google Patents

Abstract

The utility model provides a vehicle inflatable membrane floating-assisting drag-reducing airbag carrying system, which comprises a head airbag module and a body airbag module. The vehicle head airbag module comprises a vehicle head airbag storage cylinder, a vehicle head airbag, a folding nose cone, a vehicle head airbag inflation control unit, a gas generator and an inflation assembly, the vehicle body airbag module comprises a vehicle body airbag storage cylinder, a vehicle body airbag inflation control unit, a deployment motor, a recovery motor, a sliding rail, a fixed guide wheel, a deployment rope, a gas generator and a discharge device, and the inflation assembly, and the vehicle head airbag module and the vehicle body airbag module jointly form a catamaran drag reduction configuration suitable for underwater navigation. The carrying layout does not basically affect the land service performance of the vehicle, the retraction process can realize one-key automatic operation through mechanical equipment, no intervention of personnel in the vehicle is needed, and the vehicle has good service performance.

Description

Vehicle inflatable membrane helps to float drag reduction gasbag system of carrying

Technical Field

The utility model belongs to the technical field of vehicle engineering, and particularly relates to a vehicle inflatable membrane floating-assisting drag-reducing airbag carrying system.

Background

At present, main equipment capable of realizing autonomous offshore ferry and fast river crossing is an amphibious vehicle specially developed. Amphibious vehicles meet the technical requirements of land use and marine navigation, but are limited by running mechanisms used on land and the overall arrangement requirement, and are difficult to design into streamline shapes in appearance. Therefore, it is necessary to overcome a large shape resistance first during the course of the voyage to make it possible to greatly increase the voyage speed.

To the resistance characteristics of tracked vehicle in water, set up respectively in the suitable position and aerify the membrane structure, wrap up whole track of automobile body, can provide certain buoyancy for whole through aerifing the membrane structure, raise the automobile body wholly, under the prerequisite that does not influence whole focus and centre of buoyancy position for the vehicle has more excellent appearance in water, reduces shape resistance and wave making resistance simultaneously.

Disclosure of Invention

First, the technical problem to be solved

The utility model provides a vehicle inflatable membrane floating-assisting drag-reducing air bag carrying system, which aims to solve the technical problems that a vehicle has more excellent appearance in water, shape resistance and wave-making resistance are reduced, and buoyancy of the vehicle is improved on the premise that the integral gravity center and the floating center position are not influenced.

(II) technical scheme

In order to solve the technical problems, the utility model provides a vehicle inflatable membrane floating-assisting anti-drag air bag carrying system, which comprises a head air bag module and a body air bag module; wherein, the liquid crystal display device comprises a liquid crystal display device,

the front airbag module is arranged at the front original wave board position and comprises a front airbag storage cylinder, a front airbag, a folding nose cone, a front airbag inflation control unit, a gas generator and an inflation assembly; wherein, the head airbag, the folding nose cone and the head airbag inflation control unit are all arranged in the head airbag storage cylinder; when the vehicle is in a carrying state, the front air bag storage cylinder is folded at the front part of the vehicle body, after the vehicle enters water, the front air bag storage cylinder is converted into an unfolding water state from the folding state by utilizing the supporting frame, the front air bag inflation control unit is used for controlling the pyrotechnic gas generator to timely ignite and work and rapidly inflate the front air bag through the inflation assembly, the front air bag is directly unfolded after being inflated, an inflatable cone structure is formed by utilizing the folding nose cone and extends backwards to the front of the crawler belt, and a bow structure which is convenient for navigation in water is formed in front of the crawler belt; the folding nose cone is coated on the outer side of the head air bag;

the vehicle body air bag module comprises a vehicle body air bag storage cylinder, a vehicle body air bag inflation control unit, an unfolding motor, a recycling motor, a sliding rail, a fixed guide wheel, an unfolding rope, a gas generator and a gas discharge device and an inflation assembly; the vehicle body air bag storage cylinder, the vehicle body air bag inflation control unit, the deployment motor, the recovery motor, the gas generator and the discharge device are all arranged at the tail part of the vehicle body, and the vehicle body air bag is arranged in the vehicle body air bag storage cylinder; the sliding rail is arranged on the side decks on two sides of the vehicle body, and a plurality of rollers are arranged in the sliding rail; the fixed guide wheel is arranged at the front end of the sliding rail, the unfolding rope bypasses the fixed guide wheel, the two ends of the unfolding rope are respectively connected with the unfolding motor and the recycling motor, and the unfolding rope is connected with each roller through a plurality of rigid buckles; the outer side of the car body air bag is provided with a traction belt which is connected with a plurality of L-shaped hooks and a deployment rope;

when the vehicle body air bag is in a land state, the vehicle body air bag is contained in the vehicle body air bag storage cylinder, after the vehicle body is filled with water, the unfolding motor is used for pulling the unfolding rope to enable the idler wheels to move forwards along the sliding rails, the recycling motor is used for synchronously releasing the unfolding rope, so that the vehicle body air bag can be unfolded normally and forwards from the vehicle body air bag storage cylinder, after the vehicle body air bag is unfolded in place, the vehicle body air bag inflation control unit is used for controlling the gas generator and the pyrotechnic gas generator in the bleeder device to timely ignite and work, and the vehicle body air bag is inflated rapidly through the inflation assembly, and the vehicle body air bag is unfolded until reaching a preset value after being inflated at two sides of the crawler belt; when the vehicle body air bag is in a transitional state, the air pressure of the vehicle body air bag is reduced through an air release valve in the air generator and the air release device, the unfolding cable is retracted through the recycling motor, and the unfolding cable is synchronously released by the unfolding motor, so that the vehicle body air bag is gradually pulled back and recycled into the vehicle body air bag storage cylinder.

Further, the fixed guide wheel is connected with the vehicle body through a miniature explosion bolt.

(III) beneficial effects

The utility model provides a vehicle inflatable membrane floating-assisting drag-reducing airbag carrying system, which comprises a head airbag module and a body airbag module. The vehicle head airbag module comprises a vehicle head airbag storage cylinder, a vehicle head airbag, a folding nose cone, a vehicle head airbag inflation control unit, a gas generator and an inflation assembly, the vehicle body airbag module comprises a vehicle body airbag storage cylinder, a vehicle body airbag inflation control unit, a deployment motor, a recovery motor, a sliding rail, a fixed guide wheel, a deployment rope, a gas generator and a discharge device, and the inflation assembly, and the vehicle head airbag module and the vehicle body airbag module jointly form a catamaran drag reduction configuration suitable for underwater navigation. The carrying layout does not basically affect the land service performance of the vehicle, the retraction process can realize one-key automatic operation through mechanical equipment, no intervention of personnel in the vehicle is needed, and the vehicle has good service performance.

Drawings

FIG. 1 is a schematic illustration of the air-filled membrane flotation drag reducing airbag carrying system of the present utility model;

FIG. 2 is a side view of the folded state of the inflatable membrane flotation drag reducing airbag carrying system of the present utility model;

FIG. 3 is a side view of the inflatable membrane flotation drag reducing airbag carrying system of the present utility model in an expanded state;

FIG. 4 is a front view of the inflatable membrane flotation drag reducing airbag carrying system arrangement of the present utility model;

FIG. 5 is a rear view of the inflatable membrane flotation drag reducing airbag carrying system arrangement of the present utility model.

Detailed Description

To make the objects, contents and advantages of the present utility model more apparent, the following detailed description of the present utility model will be given with reference to the accompanying drawings and examples.

The embodiment provides a vehicle inflatable membrane floating-assisting drag-reducing airbag carrying system, the structure of which is shown in fig. 1-5, and mainly comprises a head airbag module 1 and a body airbag module 2.

The front airbag module 1 is arranged at the original front breakwater position and comprises a front airbag storage cylinder 1-1, a front airbag 1-2, a folding nose cone, a front airbag inflation control unit, a gas generator and an inflation assembly. Wherein, the head airbag 1-2, the folding nose cone and the head airbag inflation control unit are all arranged in the head airbag storage cylinder 1-1.

When the vehicle is in a carrying state, the front air bag storage cylinder 1-1 is folded at the front part of the vehicle body, after the vehicle enters water, the front air bag storage cylinder 1-1 is converted into an unfolding water state from the folding state by utilizing the supporting frame 1-3, the front air bag inflation control unit controls the pyrotechnic gas generator to timely ignite and work, the front air bag 1-2 is rapidly inflated through the inflation assembly, the front air bag 1-2 is directly unfolded after being inflated, and an inflatable cone structure is formed by utilizing the folding nose cone and extends backwards to the right front of the crawler belt. The head airbag 1-2, which is completely filled with gas, is able to form a bow structure in front of the tracks for facilitating underwater navigation. The folding nose cone is coated on the outer side of the head airbag 1-2, so that most of hydraulic impact can be born in a navigation state, and the head airbag 1-2 is prevented from being impacted and disabled.

The vehicle body airbag module 2 includes a vehicle body airbag storage drum 2-1, a vehicle body airbag 2-2, a vehicle body airbag inflation control unit 2-3, a deployment motor 2-4, a recovery motor 2-5, a slide rail 2-6, a fixed guide wheel 2-7, a deployment cable 2-8, a gas generator and discharge device 2-9, and an inflation assembly. Wherein, the car body air bag storage cylinder 2-1, the car body air bag inflation control unit 2-3, the unfolding motor 2-4, the recovery motor 2-5 and the gas generator and the gas discharge device 2-9 are all arranged at the tail part of the car body, and the car body air bag 2-2 is arranged in the car body air bag storage cylinder 2-1. The slide rails 2-6 are arranged on the side decks on two sides of the car body, and a plurality of rollers are arranged in the slide rails 2-6. The fixed guide wheel 2-7 is arranged at the front end of the sliding rail 2-6, the unfolding rope 2-8 bypasses the fixed guide wheel 2-7, two ends of the unfolding rope are respectively connected with the unfolding motor 2-4 and the recovery motor 2-5, and the unfolding rope 2-8 is connected with each roller through a plurality of rigid buckles. The outside of the car body air bag 2-2 is provided with a traction belt which is connected with the unfolding rope 2-8 through a plurality of L-shaped hooks 2-9.

In the land state, the unfolding motor 2-4 and the recycling motor 2-5 do not act, the car body air bag 2-2 is kept in the car body air bag storage cylinder 2-1, after the car body is put into water, the unfolding motor 2-4 pulls the unfolding rope 2-8 to enable the idler wheels to move forwards along the sliding rail 2-6, the recycling motor 2-5 synchronously releases the unfolding rope 2-8, the car body air bag 2-2 can be unfolded forwards normally from the car body air bag storage cylinder 2-1, after the car body air bag 2-2 is unfolded in place, the car body air bag inflation control unit 2-3 controls the gas generator and the pyrotechnic gas generator in the bleeder device 2-9 to timely ignite, and the car body air bag 2-2 is inflated rapidly through the inflation assembly, and the car body air bag 2-2 is unfolded until reaching a preset value after being inflated on two sides of a track. When in a transitional state, firstly, a deflation valve in the gas generator and the deflation device 2-9 is opened, the gas pressure of the vehicle body gas bag 2-2 is reduced, the recovery motor 2-5 starts to retract the deployment cable 2-8, and the deployment motor 2-4 synchronously releases the deployment cable 2-8, so that the vehicle body gas bag 2-2 is gradually pulled back and recovered into the vehicle body gas bag storage cylinder 2-1. The fixed guide wheel 2-7 is connected with the vehicle body through the miniature explosion bolt, and under the emergency situation of actual combat, the miniature explosion bolt is started to burst the fixed guide wheel 2-7 and the unfolding rope 2-8 through one key, so that the vehicle body air bag 2-2 is abandoned integrally in the moment, and the vehicle can immediately enter a land movement state.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and variations could be made by those skilled in the art without departing from the technical principles of the present utility model, and such modifications and variations should also be regarded as being within the scope of the utility model.

Claims (2)

1. The vehicle inflatable membrane floating-assisting drag reduction air bag carrying system is characterized by comprising a vehicle head air bag module and a vehicle body air bag module; wherein, the liquid crystal display device comprises a liquid crystal display device,

the front airbag module is arranged at the front original wave board position and comprises a front airbag storage cylinder, a front airbag, a folding nose cone, a front airbag inflation control unit, a gas generator and an inflation assembly; wherein, the head airbag, the folding nose cone and the head airbag inflation control unit are all arranged in the head airbag storage cylinder; when the vehicle is in a carrying state, the front air bag storage cylinder is folded at the front part of the vehicle body, after the vehicle enters water, the front air bag storage cylinder is converted into an unfolding water state from the folding state by utilizing the supporting frame, the front air bag inflation control unit is used for controlling the pyrotechnic gas generator to timely ignite and work and rapidly inflate the front air bag through the inflation assembly, the front air bag is directly unfolded after being inflated, an inflatable cone structure is formed by utilizing the folding nose cone and extends backwards to the front of the crawler belt, and a bow structure which is convenient for navigation in water is formed in front of the crawler belt; the folding nose cone is coated on the outer side of the head air bag;

the vehicle body air bag module comprises a vehicle body air bag storage cylinder, a vehicle body air bag inflation control unit, an unfolding motor, a recycling motor, a sliding rail, a fixed guide wheel, an unfolding rope, a gas generator and a gas discharge device and an inflation assembly; the vehicle body air bag storage cylinder, the vehicle body air bag inflation control unit, the deployment motor, the recovery motor, the gas generator and the discharge device are all arranged at the tail part of the vehicle body, and the vehicle body air bag is arranged in the vehicle body air bag storage cylinder; the sliding rail is arranged on the side decks on two sides of the vehicle body, and a plurality of rollers are arranged in the sliding rail; the fixed guide wheel is arranged at the front end of the sliding rail, the unfolding rope bypasses the fixed guide wheel, the two ends of the unfolding rope are respectively connected with the unfolding motor and the recycling motor, and the unfolding rope is connected with each roller through a plurality of rigid buckles; the outer side of the car body air bag is provided with a traction belt which is connected with a plurality of L-shaped hooks and a deployment rope;

when the vehicle body air bag is in a land state, the vehicle body air bag is contained in the vehicle body air bag storage cylinder, after the vehicle body is filled with water, the unfolding motor is used for pulling the unfolding rope to enable the idler wheels to move forwards along the sliding rails, the recycling motor is used for synchronously releasing the unfolding rope, so that the vehicle body air bag can be unfolded normally and forwards from the vehicle body air bag storage cylinder, after the vehicle body air bag is unfolded in place, the vehicle body air bag inflation control unit is used for controlling the gas generator and the pyrotechnic gas generator in the bleeder device to timely ignite and work, and the vehicle body air bag is inflated rapidly through the inflation assembly, and the vehicle body air bag is unfolded until reaching a preset value after being inflated at two sides of the crawler belt; when the vehicle body air bag is in a transitional state, the air pressure of the vehicle body air bag is reduced through an air release valve in the air generator and the air release device, the unfolding cable is retracted through the recycling motor, and the unfolding cable is synchronously released by the unfolding motor, so that the vehicle body air bag is gradually pulled back and recycled into the vehicle body air bag storage cylinder.

2. The flotation drag reducing airbag carrying system of claim 1, wherein the fixed guide wheel is connected to the vehicle body by a micro explosion bolt.

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