CN114312649A

CN114312649A - Vehicle escape device that falls into water

Info

Publication number: CN114312649A
Application number: CN202210035199.6A
Authority: CN
Inventors: 陈凯璐; 蒋旭辉; 丁嘉
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-13
Filing date: 2022-01-13
Publication date: 2022-04-12

Abstract

The invention provides a vehicle drowning escape device, which is used for vehicle drowning self-rescue and comprises a main body, a window breaking mechanism and a floating mechanism: the main body is used as a carrier for mounting other components; the window breaking mechanism is used for breaking the window glass of the vehicle; the floating mechanism is used for providing buoyancy in water and comprises a gas tank and a gas bag connected with the gas tank through a valve assembly, and the valve assembly is provided with a trigger mechanism which is used for being quickly opened and communicating the gas bag with the gas tank to realize gas inflation of the gas bag; and the hand-held part is used for holding when the window is broken or floats upwards. The vehicle escape device in water is simple and labor-saving to operate, is suitable for ordinary window breaking and vehicle escape in water, and is high in personnel escape rate.

Description

Vehicle escape device that falls into water

Technical Field

The invention relates to a vehicle safety device, in particular to a vehicle drowning escape device.

Background

At present, most of vehicles are equipped with a safety hammer inside, and the safety hammer can be used for knocking the window of the vehicle by people in the vehicle when a car accident happens, so that the people can escape from the accident vehicle in time before danger happens again. However, the conventional safety hammer needs a certain strength and skill to strike the window glass by manpower, so that a person with low strength cannot break the window smoothly; moreover, the car and the like have small space and short swing distance, so that normal window breaking is influenced; when the vehicle falls into water, the escape difficulty is very high, and no effective escape device exists at present.

Disclosure of Invention

Technical problem to be solved

The invention aims to solve the technical problem of providing a vehicle falling-into-water escape device which is simple to operate and can realize quick escape and upward floating when falling into water.

Technical scheme for solving problems

The invention provides a vehicle drowning escape device, which is used for self-rescue of vehicles when falling into water and comprises:

a main body 1 as a carrier for mounting other components;

the window breaking mechanism 2 is used for breaking the window glass of the vehicle;

the floating mechanism is used for providing buoyancy in water and comprises a gas tank 5 and a gas bag 6 connected with the gas tank 5 through a valve component 3, and the valve component 3 is provided with a trigger mechanism 4 which is used for being opened quickly and communicating the gas bag with the gas tank to realize gas inflation of the gas bag;

and the hand-held part is used for holding when the window is broken or floats upwards.

Further, the window breaking mechanism comprises a sliding block 21, a locking block 24 and a pull handle 27, a first sliding cavity 103 which is arranged in the front and back is formed in the main body 1, the sliding block 21 is slidably arranged in the sliding cavity 103, a first elastic component 23 which enables the sliding block to move forward is arranged in the first sliding cavity, a firing pin 22 is arranged at the front end of the sliding block, and a firing pin hole which allows the firing pin to penetrate through and extend out of the main body is formed in the front end of the first sliding cavity; the pull handle 27 is rotatably mounted on the main body 1, and is connected with the lock block 24 which is slidably fitted in the main body 1, the main body is provided with a second elastic component which enables the lock block to move forward, the lock block 24 is connected with the slide block 21 when moving to the front end, and when the pull handle 27 is rotated and drives the lock block 24 to move backward to the rear limit position, the lock block is separated from the slide block 21, and the slide block 21 drives the striker 22 to move forward.

Further, a clamping groove 210 is formed at the lower end of the sliding block 21, and a first supporting surface 210a arranged forwards is arranged in the clamping groove 210; the sliding direction of the locking block 24 and the moving direction of the sliding block 21 are located in the same plane, and an included angle exists between the sliding direction of the locking block 24 and the moving direction of the sliding block 21, a locking tongue 241 is arranged on the locking block 24, a third elastic component which enables the locking tongue 241 to move towards the clamping groove is arranged on the locking block 24, a second inclined guide surface 241b arranged forwards and a second supporting surface 241a arranged backwards are arranged on the locking tongue 241, and when the locking block moves forwards, the locking tongue can be clamped into the clamping groove and connected; when the locking block 24 moves to the rear limit position, the locking tongue 241 is separated from the locking groove.

Further, the last shaping of locking piece 24 has the open mounting groove 240 in upper end, spring bolt 241 installs with rotating in the mounting groove 240, just be equipped with on the locking piece 24 and make spring bolt 241 has the fourth elastomeric element of slider direction ground motion trend with rotating and is used for restricting the spacing portion of spring bolt turned angle, both ends are equipped with the second connecting portion that are used for being connected with the first connecting portion that second elastomeric element is connected and are used for with changeing the second connecting portion that is connected respectively around the locking piece.

Furthermore, the rear end of the locking block is fixedly connected with a rope body 25, the rope body 25 extends backwards, penetrates through a movable pulley 262, extends forwards and is fixedly connected with the main body, the movable pulley 262 is connected with the rotating handle 27, and the connection point is positioned below the hinge point of the rotating handle.

Further, a valve seat 8 is arranged at the upper end of the main body 1, the valve assembly 3 is arranged at the front end of the valve seat 8, the trigger mechanism is arranged at the rear end of the valve seat 8, the gas tank 5 is fixed on the valve assembly 3, a gas chamber 701 is arranged between the valve assembly 3 and the trigger mechanism 4, the gas chamber 701 is communicated with a gas bag 6 arranged in a gas bag cavity 101 at the front end of the main body 1 through a gas passage 102, the top of the gas bag cavity 101 is open, and a cover body 12 ejected out along with the gas bag inflation is arranged at the open end.

Further, a top core 35 and a fifth elastic component which makes the top core approach to the triggering mechanism 4 are slidably arranged in the valve assembly 3, the head of the top core 35 faces the valve core on the gas tank, the tail of the top core 35 extends into a gas cavity 701 between the valve assembly 3 and the triggering mechanism, and a gas hole 350 penetrates through the top core; the trigger mechanism 4 comprises a top block 41 and a sixth elastic component which enables the top block 41 to have a movement trend towards the top core, a limiter used for fixing the top block is arranged on the trigger mechanism 4, and a pull rope or a pull rod 451 extending out of the main body is arranged on the limiter; when the pull rope or the pull rod 451 is pulled, the limiter is separated from the ejector block, and the ejector block pushes the ejector core to move and ejects the valve core on the gas tank, so that the gas in the gas tank flows out.

Further, the trigger mechanism 4 further comprises a base body 43, the base body 43 is provided with a connecting hole into which the connecting shaft 42 at the rear end of the top block is inserted, elastic clamping pins 48 are uniformly distributed on the inner wall of the connecting hole in the circumferential direction, the axes of the elastic clamping pins are vertical and intersect with the axis of the connecting hole, pin holes into which the shafts of the elastic clamping pins are inserted when the connecting shaft is in a compressed state are uniformly distributed on the side wall of the connecting shaft in the circumferential direction, and sliding pins 47 are slidably matched in the pin holes; a contact block 461 is arranged in the connecting shaft in a sliding manner, the sliding direction of the contact block 461 is parallel to the sliding direction of the ejector block, a slope 461 which is arranged backwards and is contacted with the tail part of the sliding pin is arranged on the side wall of the contact block, and the pull rope or the pull rod is fixed at the end part of the contact block; when the pull rope or the pull rod is pulled, the contact block moves backwards and enables the inclined surface to push the sliding pin to move outwards, and when the sliding pin moves to the outer limit position, the contact surface of the sliding pin and the elastic clamping pin is flush with the outer wall of the connecting shaft so that the connecting shaft is separated from the connecting hole.

Further, the lateral wall of the main body 1 is provided with a storage cavity 104 for storing first-aid products, and the storage cavity is in threaded connection with a sealing cover 15.

Further, the lower end of the handheld part 11 extends forwards, is bent upwards and is connected with the main body to form a grip ring, and the pull handle is positioned in the grip ring; the back end of the holding ring is provided with a wrist strap for being penetrated through the wrist.

Advantageous effects

The vehicle falling-into-water escape device is provided with the window breaking mechanism, so that the window can be broken quickly to escape from the vehicle; the floating mechanism is arranged, and can quickly float out of the water surface after being triggered, so that quick escape is realized, and the escape device is suitable for various vehicles and people; the whole structure adopts a pure mechanical structure, no electric element exists, the whole stability is good, and the influence of various working conditions is avoided; the window breaking can be realized by one hand through the trigger time structure, and the operation is simple and labor-saving; the locking block and the lock tongue clutch structure can realize quick clutch, and has simple and reliable structure and stable operation; the locking block is connected through the steel wire, and meanwhile, the movable pulley is arranged, so that the handle stroke is reduced, the firing pin formation is enlarged, the equidirectional movement of the sliding block and the handle is realized, and the operation and the triggering are convenient; the rubber layer is arranged at the end part of the sliding block, so that elastic contact is realized during testing or idle impact, and rigid impact is reduced; the holding ring and the wrist strap are arranged, so that the window breaking operation is biased, the connection strength with a human body is convenient during floating, the loosening is avoided, and the escape efficiency and reliability are improved; the front end is provided with the sucker, so that auxiliary fixation is realized, smooth window breaking is facilitated, and the problem that window breaking efficiency is influenced due to an overlarge gap between the front end of the main body and glass is avoided; the hidden air bag structure avoids damage during placement, and simultaneously improves the compactness and the incoherence of the whole structure; the valve assembly and the trigger mechanism are arranged, so that the gas tank can be quickly opened, the escape time is saved, and the escape rate is improved; the pull type trigger structure is adopted, so that the operation is simple and labor-saving, and the lock can be opened smoothly in a hurry; a protection device is arranged to avoid false triggering; the sleeve is arranged outside the gas tank, so that the gas tank can be effectively protected, the influence of the stress on the gas tank on connection and even damage to the valve component can be avoided, and meanwhile, the gas tank is prevented from loosening in rotation; the storage cavity is arranged and used for placing escape and rescue devices such as a connecting belt and a whistle to assist in escaping and achieve the escape success rate; the vehicle escape device in water is simple and labor-saving to operate, is suitable for ordinary window breaking and vehicle escape in water, and is high in personnel escape rate.

Drawings

FIG. 1 is a schematic structural diagram of a vehicle falling-into-water escape device according to the present invention;

FIG. 2 is a schematic view illustrating a state of the escape device for vehicles falling into water according to the present invention;

FIG. 3 is a schematic structural view of a window breaking mechanism of the escape device for vehicles falling into water according to the present invention;

FIG. 4 is a schematic structural diagram of a slide block of the escape device for vehicles falling into water according to the present invention;

FIG. 5 is a view of portion A of FIG. 1;

FIG. 6 is a schematic view of a window breaking mechanism when the vehicle escape device falls into water triggers;

FIG. 7 is a schematic structural view of a lock block of the escape device for vehicles falling into water according to the present invention;

FIG. 8 is a schematic structural view of another state of a lock block of the escape device for vehicles falling into water according to the present invention;

FIG. 9 is an enlarged view of portion B of FIG. 2;

fig. 10 is a schematic structural diagram of a floating mechanism of the vehicle falling water escape device of the invention;

fig. 11 is a schematic structural diagram of a valve assembly of the vehicle falling water escape device of the present invention;

fig. 12 is a schematic view of the valve assembly of the vehicle falling water escape device according to the present invention in an activated state;

FIG. 13 is an enlarged view of section E of FIG. 11;

fig. 14 is a schematic end structure view of a valve assembly of the vehicle falling water escape device of the present invention;

FIG. 15 is an enlarged view of portion D of FIG. 10;

fig. 16 is a schematic diagram of the state of the triggering mechanism of the escape device for vehicles falling into water according to the invention.

Detailed Description

The following describes embodiments of the present invention in detail with reference to the accompanying drawings.

Referring to fig. 1 to 16, the present invention provides a vehicle escape device for escaping from falling into water, which is used for self rescue when a vehicle falls into water, and can break window glass, and can send trapped people to the water surface and keep a floating state to avoid sinking.

Referring to fig. 1-2, the device comprises a main body 1, a window breaking mechanism 2 and a floating mechanism, wherein the main body 1 is used as a carrier for mounting other components, and the window breaking mechanism 2 and the floating mechanism 3 are both mounted on the main body 1; the window breaking mechanism is used for breaking glass of a vehicle window and is used for getting rid of a vehicle; the floating mechanism is used for quickly floating to the water surface after the vehicle is trapped, and keeping a floating state to realize danger escape, the floating mechanism comprises a gas tank 5 and a gas bag 6, the gas bag 6 is connected with the gas tank through a valve component 3, the valve component 3 is provided with a trigger mechanism, the trigger mechanism is used for quickly opening the valve component to enable the gas tank to be communicated with the gas bag, the gas bag is inflated, and the inflated gas bag provides floating power; the handheld portion is used for holding when breaking the window or floating up, and this handheld portion is used for facilitating the operation promptly.

The structure of each mechanism is explained in detail below with reference to the accompanying drawings.

Referring to fig. 1-8, the window breaking mechanism includes a slider 21, a lock block 24 and a handle 27, a first sliding cavity 103 is formed in the main body, the first sliding cavity 103 is disposed in front of and behind the main body, that is, the first sliding cavity 103 is disposed horizontally, the slider 21 is slidably disposed in the first sliding cavity 103, and a first elastic component 23 is disposed at the rear end of the first sliding cavity 103, in this embodiment, the first elastic component 23 is a compression spring, and the first elastic component makes the slider move forward, so as to improve the forward impact force for the slider; a striker 22 is fixed at the front end of the slider, in order to improve the structural strength, the striker 22 and the slider are integrally formed, the front end of the striker 22 is conical and is used for improving stress concentration when colliding with glass and improving the window breaking effect, a hole body for allowing the striker to pass through is formed at the front end of the first sliding cavity, the diameter of the hole body is smaller than that of the first sliding cavity, when the slider is positioned at a rear limit position (compression), the striker is positioned in the hole body, when the slider is positioned at an outer limit position (release), the head of the striker is positioned outside the hole body, in order to improve the window breaking effect and improve the use safety, in the embodiment, the extending length of the striker is 5-12 mm; in order to reduce vibration during idle impact, a rubber layer is arranged at the front end of the sliding block, and during test or idle impact, the inner wall of the first sliding cavity at the end part of the sliding block is in elastic contact, so that rigid impact is reduced.

The pull handle 27 is rotatably arranged on the main body 1, the end part of the pull plate 27 extends to the lower end of the main body 1, the pull handle 27 has a certain radian, the whole pull handle is in the shape of a forward curved arc, and the shape of the pull handle is similar to that of a trigger; the locking block is connected with a locking block 24 which is matched in the main body 1 in a sliding way, a second elastic component which leads the locking block to move forwards is arranged on the main body, when the pull handle rotates backwards, the locking block can be pulled to overcome the elasticity of the second elastic component and move backwards, and when the pull handle is released, the locking block resets forwards under the elasticity of the second elastic component; when the lock block 24 moves to the front end, the lock block is connected with the slide block 21, the slide block can be driven to move backwards by pulling the pull handle, when the lock block is driven to move to the rear limit position by the pull handle 27, the lock block 24 is separated from the slide block, the slide block generates impact force forwards under the elastic force of the first elastic component after losing the supporting force of the lock block, and the firing pin generates kinetic energy for breaking glass.

Referring to fig. 3-4, a slot 210 is disposed at the lower end of the slider 21, the opening of the slot 210 faces the locking block 24, and a first supporting surface 210a disposed forward is disposed in the slot 210, and for easy detachment, the first supporting surface is perpendicular to the sliding direction of the slider; the locking block is located below the first sliding cavity 103, and is slidably arranged in the main body 1, and the sliding direction of the locking block 24 and the sliding direction of the sliding block 21 are located in the same plane, in this embodiment, located in the same vertical plane, and an included angle exists between the sliding direction (axis) of the locking block 24 and the sliding direction (axis) of the sliding block, the sliding square of the sliding block is horizontally arranged, and the rear end of the sliding direction of the locking block is inclined downward, that is, the distance from the locking block to the clamping groove at the rear end is greater than the distance from the locking block to the clamping groove at the front end, and the size of the included angle determines the length of the sliding block 21 and the locking block 24 which need to be separated from each other for operation, in this embodiment, the included angle is 4-8 degrees, the smaller the angle is, the longer the movement distance of the locking block is, and the larger the compression amount of the sliding block 21 is; the locking block 24 is provided with a locking tongue 241 which can go in and out of the locking block 24 upwards, meanwhile, a third elastic component is arranged in the locking block 24, the third elastic component enables the locking tongue to have a movement trend close to the clamping groove, even if the locking tongue has an upward (outward) movement trend, the locking tongue 241 is provided with a second inclined guide surface 241b arranged forwards and a second supporting surface 241a arranged backwards, when the locking block moves forwards, the second inclined guide surface 241b is contacted with the first inclined guide surface 210b at the rear end of the sliding block, the locking tongue is pressed into the locking block downwards, and when the locking block continues to move forwards to the clamping groove, the locking tongue is clamped into the clamping groove under the acting force of the third elastic component; when the pulling handle is pulled to drive the locking block to move backwards, the two supporting surfaces 241a at the rear end of the lock bolt are in contact with the first supporting surface 210a at the rear end of the clamping groove and can pull the sliding block to move backwards, and because an included angle exists between sliding axes of the two, in the backward movement process, the second supporting surface 241 gradually moves downwards until the sliding block moves to the rear limit, the second supporting surface 241a is separated from the first supporting surface 210a, namely the lock bolt 241 is separated from the clamping groove on the sliding block, the sliding block loses the supporting force of the lock bolt, and under the acting force of the first elastic component, the sliding block generates instant forward impulsive force. The sliding fit of the locking block can be provided with a sliding cavity and can also be provided with a guide rod, in the embodiment, the two guide rods are arranged in parallel, and the locking block is arranged on the guide rods in a sliding fit mode.

Referring to fig. 7-8, the whole lock block is a cuboid structure, a mounting groove 240 for mounting the locking tongue is formed on the lock block 24, the upper end of the mounting groove 240 is open for accommodating the locking tongue to extend out, the locking tongue is rotatably mounted in the mounting groove and can be slidably mounted in the mounting groove, meanwhile, a fourth elastic component is arranged in the lock block, the fourth elastic component uses the locking tongue 241 to have an outward (upward) movement trend, even if the locking tongue has a movement trend close to the mounting groove, a limiting part (block) 242 is arranged in the mounting groove, the limiting part is used for limiting the rotation or sliding stroke of the locking tongue and preventing the locking tongue from rotating or sliding over the stroke, a first connecting part for connecting a second elastic part (tension spring) is arranged at the front end of the lock block, and a second connecting part for connecting with a rotating handle is arranged at the rear end of the lock block.

A rope body 25, in this embodiment, a steel wire rope, is fixedly connected to the rear end of the lock block, the rope body passes through a movable pulley 262 backwards, reverses direction, extends forwards, and is connected with an adjusting mechanism 7 arranged at the front end of the main body, the movable pulley 262 is connected with the pull handle 27, and the connection point of the movable pulley 262 is positioned below the hinge point (rotating shaft) of the pull handle 27, so that when the pull handle is pulled to move backwards, the movable pulley is pulled to move backwards, and because one end of the rope body is fixed, the movement stroke of the movable pulley is 1/2 of the movement stroke of the lock block, the rotation angle of the pull handle can be reduced, and one-hand operation can be realized; in the embodiment, in order to improve the stability and the reliability of operation, the movable pulley is arranged in the main body in a sliding way; the rope body is prevented from generating friction with the main body or the movable pulley due to axial shaking in use; a guide wheel 261 is further fixed in the main body, and the guide wheel 261 is located at the rear end of the lock tongue and used for enabling the length direction of the rope body at the rear end of the lock block to be parallel to the sliding direction of the lock block.

Referring to fig. 9, the adjusting mechanism 7 includes a connecting block 72 and an adjusting bolt 71, a sliding hole is formed at the front end of the main body, the sliding hole is horizontally arranged, the connecting block is slidably arranged in the sliding hole, one end of the connecting block is fixedly connected with the rope body 25, a stopper is fixed at the end of the sliding hole, a hole for the adjusting bolt to pass through is formed in the stopper, and the adjusting bolt is in threaded connection with the connecting block after passing through the hole; in order to avoid the rotation of the connecting hole during adjustment, the cross section of the adjusting block is non-circular, in the embodiment, rectangular; an elastic component is arranged between the stop block and the connecting hole, so that the connecting block has an inward movement trend, the locking force can be improved on one hand, and the adjusting bolt can be prevented from leaking outwards due to the fact that the length of the rope body is too large in the working or adjusting process on the other hand.

In order to better realize the window breaking effect, in the embodiment, at least two suckers 15 are arranged at the front end of the main body and are positioned on two sides of the striker, when the window breaking device is used, the front end of the main body is attached to the window body and is pressed forwards, so that the suckers suck the window body to play a role in auxiliary fixation, then the pull handle is pulled to break the window, the suckers automatically separate from glass after the glass is broken, and then the glass is pushed outwards in a foot-kicking mode, a hand-pushing mode and the like so as to form a hole which can be penetrated by one person.

For convenience of operation, the handheld part is arranged at the lower end of the main body, the lower end of the handheld part is slightly inclined backwards and is similar to a gun handle, the lower end of the handheld part 11 extends forwards and then is bent upwards and connected with the main body to form a holding ring, and referring to fig. 1-2, the pulling handle is positioned in the holding ring and is similar to a glue gun handle, so that on one hand, window breaking operation is facilitated, and on the other hand, when people float and escape, the pulling handle is convenient to grab and is prevented from being separated from hands; in order to achieve a better grabbing effect, a wrist strap (not shown in the figure) for penetrating through the wrist is arranged at the rear end of the holding ring, and when the wrist-holding ring is used, the wrist passes through the wrist strap and the holding ring is grabbed; in order to further improve the reliability of connection with the human body, can set up the connecting band that is used for connecting the human body simultaneously, for example fix waistband etc. on the waist, it passes through buckle high-speed joint, when connecting on the waist, can make release both hands to conveniently carry out other operations.

Referring to fig. 1-2, a storage cavity 104 for storing first-aid products is formed in the side wall of the main body 1, a sealing cover 15 is screwed on the storage cavity, and a connecting band (rope), a wrist band and the like for connecting a human body can be arranged in the storage cavity; a coupling hole 14 is provided below the rear end of the main body for coupling with a strap or wrist band.

Referring to fig. 1-2 and 10-16, a valve seat 8 is disposed at the upper end of a main body 1, in this embodiment, the valve assembly 3 is disposed at the upper rear end of the main body, a triggering mechanism is disposed at the front end of the valve seat 8, a gas tank 5 is fixed on the valve assembly 3, in order to reduce space occupation, the gas tank is horizontally disposed and located at the front end of the valve assembly, a gas chamber 801 is disposed between the valve assembly 3 and the triggering mechanism 4, the gas chamber 801 is communicated with a gas bag 6 disposed in a gas bag chamber 101 at the front end of the main body 1 through a gas passage 102, the gas bag is folded and placed in the gas bag chamber, and a connecting rope is disposed between the gas bag and the main body (the gas bag chamber) to improve the connecting strength and prevent the gas bag from being separated from the main body during floating, a cover 12 is disposed at the top of the gas bag chamber 101 and at the open end of the cover and can be ejected with the gas bag, so that the air bag can be expanded outwards, and the expanded air bag is positioned outside the main body.

A top core 35 and a fifth elastic component are arranged in the valve component 3, the top core 35 is horizontally matched in a sliding manner, the fifth elastic component enables the top core to have a movement trend approaching to the direction of the trigger mechanism 4, even if the top core has a backward movement trend, the front end (head) of the top core faces to the valve core on the gas tank, the sliding direction of the front end (head) of the top core is coaxial with the opening direction of the valve core, when the top core moves forwards, the valve core can be pushed and opened, so that gas in the gas tank is discharged into the gas cavity 701 and enters the gas bag through the gas passage, and the gas bag is inflated; the rear end (tail) of the top core 35 extends into the air cavity 701 with air holes 350 penetrating through both ends of the top core.

The trigger mechanism 4 comprises a top block 41 and a sixth elastic component, the sixth elastic component enables the top block to move forwards, even if the top block 41 has a movement trend close to the top core, a limiter is arranged on the trigger mechanism and used for fixing the top block, a pull rod or a pull rope is arranged on the limiter and extends out of the main body, when the pull rod or the pull rope is pulled, the limiter and the top block can be disconnected, the top block moves towards the top core under the elasticity of the sixth elastic component and pushes the top core to move forwards, the top core opens a valve core of the gas tank, so that gas in the gas tank flows out and the gas bag is inflated.

The structures of the valve assembly 3 and the trigger mechanism 4 will be described in detail below;

referring to fig. 10-14, a stepped hole with two large ends and a small middle is formed on the valve seat 8, the stepped hole is arranged in front of and behind, that is, the axis of the stepped hole is horizontally arranged, the hole at the front end of the stepped hole is a first mounting hole for mounting the valve assembly, and the hole at the rear end of the stepped hole is a second mounting hole for mounting the trigger mechanism; the valve component comprises a seat body 34, a top core 35, an inner cover body 33 and an installation head 31, the seat body is cylindrical as a whole and is sleeved in the first hole body, a column-shaped boss is arranged at the rear end of the seat body 34 and extends backwards into the air cavity and protrudes out of the inner wall of the air cavity to form a limiting boss, a plurality of ventilation grooves 342 are formed in the surface of the limiting boss and are used for ventilation, and the problem that ventilation is unsmooth due to the fact that the top block presses the limiting boss is avoided; a valve hole 340 with a large front end and a small rear end penetrates through the base 34, the top core is slidably arranged in the valve hole 340, the front end of the top core extends out of the valve hole and is used for being in contact with a valve core of a gas tank to open the gas tank, the rear end of the top core extends out of the valve hole and is used for being in contact with the top block, air holes 350 penetrate through two ends of the top core, at least three protrusions which are arranged forwards are uniformly distributed at the front end of the top core in the circumferential direction to form a top core part 3502, the top core part is in contact with the valve core when in contact, a gap communicated with the air holes is formed between every two top core parts, and air can flow through the gap, see fig. 13; a small hole 3501 communicated with the air hole is formed in the side wall of the rear end of the top core, the small hole is formed in the arc-shaped side wall of the top core, in order to improve ventilation stability and air flux, a vent hole 341 is further formed in the inner wall of the valve hole at the right end of the valve hole, is coaxial with the valve hole, penetrates through the outer part of the cylindrical boss at the right end of the valve hole and is communicated with the air cavity, the vent hole is used for communicating the small hole in the top core with the air cavity to improve ventilation, and when the top core is positioned at the front limit, the small hole is arbitrarily positioned in the vent hole, and meanwhile, a ventilation groove is communicated with the vent hole, see fig. 14; an inner cover body 33 is connected with the open end of the valve hole through threads, an elastic component is arranged between the inner cover body 33 and the annular bulge of the valve core, and the valve core has a rightward movement trend through the elastic component; the mounting head 31 is connected to the open end of the first hole body through threads, the right end of the mounting head is in contact with the seat body 34 and is used for pressing the seat body 34, a stepped hole with a small front end and a large rear end is formed in the mounting head, the front end hole of the stepped hole is a screw hole and is used for mounting a gas tank, the inner cover body is located in the large hole in the rear end of the stepped hole, and a sealing ring 32 is arranged in the large hole and is used for sealing the gas can and the valve assembly; in order to improve equipment stability and aesthetic property, there is a sleeve 13 at the front end of the valve seat through threaded connection, the gas tank is located in the sleeve, and sleeve end contacts with the gas tank end, and a rubber pad is arranged between contact surfaces, so that the gas tank is prevented from loosening, the sleeve can protect the gas tank or the valve assembly, the collision is avoided, the gas tank is subjected to torque, the joint of the valve assembly and the gas tank is damaged, the use effect is influenced, meanwhile, the gas tank can be prevented from loosening in the driving process, and in the embodiment, the thread direction of the sleeve is opposite to the thread direction of the gas tank.

Referring to fig. 15-16, the trigger mechanism 4 further includes a base 43, the base 43 is cylindrical and is connected to the second hole through a screw thread, a step surface for limiting the axial stroke of the base is provided in the second hole, the step surface contacts with the front end surface of the base, the top block 41 is cylindrical and is slidably fitted in the second hole between the base 43 and the valve assembly to form a piston, and a seal ring is provided between the side wall of the top block and the second hole; an elastic component is arranged between the rear end of the top block and the seat body, the elastic component enables the top block to move forwards, and a connecting shaft 42 is fixed at the rear end of the top block; meanwhile, a connecting hole for inserting the connecting shaft 42 is formed in the base 43, the outer wall of the connecting shaft is attached to the inner wall of the connecting hole, at least two clamping pin holes 430 are uniformly distributed in the circumferential direction of the inner wall of the connecting hole, the axes of the clamping pin holes are vertical to and intersected with the axis of the connecting shaft, an elastic clamping pin 48 is sleeved in each clamping pin hole and comprises a clamping pin and an elastic part, the elastic part enables the clamping pin to move towards the direction close to the connecting shaft, and the head of the clamping pin extends into the connecting hole under the action force of the elastic part; pin holes corresponding to the elastic clamping pins are uniformly distributed on the side wall of the connecting shaft in the circumferential direction, when the top block is in a backward compression state, the elastic clamping pins are inserted into the pin holes so as to realize the connection with the top block, and meanwhile, sliding pins 47 are arranged in the pin holes in a sliding manner; a sliding cavity 420 is formed in the pin shaft, the axis of the sliding cavity is coaxial with the pin shaft, a contact block 461 is arranged in the sliding cavity in a sliding way, the sliding direction of the contact block 461 is parallel to the sliding direction of the top block, the contact block is integrally cylindrical, an inclined plane 461 is arranged at the rear end of the contact block, the inclined plane is contacted with the tail part of the sliding pin, the pull rope or the pull rod is fixed on the end surface of the tail part (rear end) of the contact block, the other end of the pull rope or the pull rod extends out of the main body, when the pull rope or the pull rod is pulled backwards, the contact block moves backwards and the inclined plane pushes the sliding pin to move outwards so as to jack the clamping pin, when the sliding pin moves to the outer limit position, at the moment, the end part of the sliding pin is contacted with the circular outer wall of the contact block, the sliding pin can not move inwards and outwards, meanwhile, the contact surface of the sliding pin and the elastic clamping pin is flush with the outer wall of the connecting shaft so that the connecting shaft is separated from the connecting hole, and the top block moves forwards under the action of elastic force to realize triggering; in the embodiment, the ejecting block and the connecting shaft are arranged in a split mode, and the connecting shaft is fixed on the ejecting block through threads or pins, so that the processing and the assembly are convenient.

Simultaneously there is a clamping ring 44 at the rear end of the second hole body in threaded connection, the end face of the clamping ring contacts with the end face of the seat body, the reliability is improved, a concave hole is formed in the clamping ring, the end part of the pull rope or the pull rod extends into the concave hole, and a pull ring connected with the pull rope or the pull rod is arranged at the end part of the pull ring so as to facilitate operation, and the pull ring is positioned in the concave hole so as to avoid misoperation.

The rubber layer is arranged between the outer wall of the contact block and the inner wall of the sliding cavity, so that the contact block has certain damping, false triggering in the vibration process is avoided, and hand feeling during triggering is improved.

Safety components such as a latch and the like can also be arranged in the concave hole to avoid mistakenly touching the pull ring.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a vehicle escape device that falls into water for the vehicle falls into water and saves oneself, its characterized in that includes:

a main body 1 as a carrier for mounting other components;

2. The escape device for vehicle falling into water according to claim 1, wherein: the window breaking mechanism comprises a sliding block 21, a locking block 24 and a pull handle 27, a first sliding cavity 103 which is arranged in the front and back is formed in the main body 1, the sliding block 21 is slidably arranged in the sliding cavity 103, a first elastic component 23 which enables the sliding block to move forward is arranged in the first sliding cavity, a firing pin 22 is arranged at the front end of the sliding block, and a firing pin hole which allows the firing pin to penetrate through and extend out of the main body is formed in the front end of the first sliding cavity; the pull handle 27 is rotatably mounted on the main body 1, and is connected with the lock block 24 which is slidably fitted in the main body 1, the main body is provided with a second elastic component which enables the lock block to move forward, the lock block 24 is connected with the slide block 21 when moving to the front end, and when the pull handle 27 is rotated and drives the lock block 24 to move backward to the rear limit position, the lock block is separated from the slide block 21, and the slide block 21 drives the striker 22 to move forward.

3. The escape device for vehicle falling into water according to claim 1, wherein: the lower end of the slide block 21 is provided with a clamping groove 210, and a first supporting surface 210a arranged forwards is arranged in the clamping groove 210; the sliding direction of the locking block 24 and the moving direction of the sliding block 21 are located in the same plane, and an included angle exists between the sliding direction of the locking block 24 and the moving direction of the sliding block 21, a locking tongue 241 is arranged on the locking block 24, a third elastic component which enables the locking tongue 241 to move towards the clamping groove is arranged on the locking block 24, a second inclined guide surface 241b arranged forwards and a second supporting surface 241a arranged backwards are arranged on the locking tongue 241, and when the locking block moves forwards, the locking tongue can be clamped into the clamping groove and connected; when the locking block 24 moves to the rear limit position, the locking tongue 241 is separated from the locking groove.

4. The escape device for vehicle falling into water according to claim 1, wherein: the last shaping of locking piece 24 has the open mounting groove 240 in upper end, spring bolt 241 installs with rotating in the mounting groove 240, just be equipped with the messenger on the locking piece 24 spring bolt 241 has the fourth elastomeric element of slider direction ground motion trend and is used for restricting the spacing portion of spring bolt turned angle, both ends are equipped with respectively around the locking piece and are used for the first connecting portion of being connected with second elastomeric element and are used for the second connecting portion of being connected with changeing the handle.

5. The escape device for vehicle falling into water according to claim 1, wherein: the rear end of the locking block is fixedly connected with a rope body 25, the rope body 25 extends backwards, penetrates through a movable pulley 262, extends forwards and is fixedly connected with the main body, the movable pulley 262 is connected with the rotating handle 27, and the connection point is positioned below the hinge point of the rotating handle.

6. The escape device for vehicle falling into water according to claim 1, wherein: the upper end of the main body 1 is provided with a valve seat 8, the valve assembly 3 is arranged at the front end of the valve seat 8, the trigger mechanism is arranged at the rear end of the valve seat 8, the gas tank 5 is fixed on the valve assembly 3, a gas cavity 701 is arranged between the valve assembly 3 and the trigger mechanism 4, the gas cavity 701 is communicated with a gas bag 6 arranged in a gas bag cavity 101 at the front end of the main body 1 through a gas passage 102, the top of the gas bag cavity 101 is open, and a cover body 12 ejected out along with the gas bag inflation is arranged at the open end.

7. The escape device for vehicle falling into water according to claim 1, wherein: a top core 35 and a fifth elastic component which makes the top core approach to the trigger mechanism 4 are slidably arranged in the valve assembly 3, the head of the top core 35 faces the valve core on the gas tank, the tail of the top core 35 extends into a gas cavity 701 between the valve assembly 3 and the trigger mechanism, and a gas hole 350 penetrates through the top core; the trigger mechanism 4 comprises a top block 41 and a sixth elastic component which enables the top block 41 to have a movement trend towards the top core, a limiter used for fixing the top block is arranged on the trigger mechanism 4, and a pull rope or a pull rod 451 extending out of the main body is arranged on the limiter; when the pull rope or the pull rod 451 is pulled, the limiter is separated from the ejector block, and the ejector block pushes the ejector core to move and ejects the valve core on the gas tank, so that the gas in the gas tank flows out.

8. The escape device for vehicle falling into water according to claim 1, wherein: the trigger mechanism 4 further comprises a base body 43, the base body 43 is provided with a connecting hole into which the connecting shaft 42 at the rear end of the top block is inserted, elastic clamping pins 48 are uniformly distributed on the inner wall of the connecting hole in the circumferential direction, the axes of the elastic clamping pins are vertical and intersect with the axis of the connecting hole, pin holes into which the shafts of the elastic clamping pins are inserted when the connecting shaft is in a compressed state are uniformly distributed on the side wall of the connecting shaft in the circumferential direction, and sliding pins 47 are slidably distributed in the pin holes; a contact block 461 is arranged in the connecting shaft in a sliding manner, the sliding direction of the contact block 461 is parallel to the sliding direction of the ejector block, a slope 461 which is arranged backwards and is contacted with the tail part of the sliding pin is arranged on the side wall of the contact block, and the pull rope or the pull rod is fixed at the end part of the contact block; when the pull rope or the pull rod is pulled, the contact block moves backwards and enables the inclined surface to push the sliding pin to move outwards, and when the sliding pin moves to the outer limit position, the contact surface of the sliding pin and the elastic clamping pin is flush with the outer wall of the connecting shaft so that the connecting shaft is separated from the connecting hole.

9. The escape device for vehicle falling into water according to claim 1, wherein: the lateral wall of main part 1 is equipped with the thing chamber 104 of putting that is used for placing first-aid products, it has sealed lid 15 to put threaded connection on the thing chamber.

10. The escape device for vehicle falling into water according to claim 1, wherein: the lower end of the handheld part 11 extends forwards, is bent upwards and is connected with the main body to form a grip ring, and the pull handle is positioned in the grip ring; the back end of the holding ring is provided with a wrist strap for being penetrated through the wrist.