CN2431166Y - Automobile rear end collision preventing device - Google Patents

Abstract

The utility model relates to an automobile rear end collision preventing device, which is arranged on an automobile, and continuous rear end collision accidents which occur when automobiles travel on street with a bad visibility can be effectively prevented. The automobile rear end collision preventing device is composed of an inertia automatic switch, an alarm, an automatic switch of a rear fog proofing light and a rear fog proofing light, and the elements are connected through lead wires and a power supply. When the automobile is acted hard braking at any speed or collision even an accident with casualties and automobile destroying happens, the alarm and the rear fog proofing light can be opened by the inertia automatic switch by using the inertia. Thus guard signals of a specific acoustic-optic dangerous case can be sent out continuously. When the automobile meets heavy fog or rain or snow, the rear fog proofing light can be automatically opened by the automatic switch of a rear fog proofing light by using fog and water. The utility model has the advantages of good effect and low cost.

Description

The automobile anti-rear end collision device

The utility model is a kind ofly to prevent that the automobile on the highway (especially express highway) from the device that knocks into the back continuously taking place when the night running in greasy weather or sleet sky.

Mostly the automobile collision of knocking into the back continuously on highway (especially express highway) is to take place when the night running in big greasy weather or misty rain sky.In this case, the visbility of road is very poor, in case there is dangerous situation in the place ahead, close proximity when the driver finds, have to take emergency brake this moment, even have little time to check or get around and the dangerous article that bumps against the place ahead (as the vehicle of mis-use breakdown or fault, the earthwork stone of landslide etc.) on, cause new dangerous situation, new dangerous situation is in case take place, not or have little time even because car crash and send dangerous situation signal timely and effectively can not for the back moving traffic suffers that in frequent succession same dangerous situation bumps against on the afterbody of front truck and cause back vehicle; When serious, the vehicle that bumps against that knocks into the back continuously reaches tens of even up to a hundred, loses very heavy.

For addressing this problem, the stronger back Fog-proof light of brightness has been installed additional to automobile in freeway management department, with this visbility that improves the driving vehicle afterbody, prevents the generation of rear-end collision.But back Fog-proof light is subjected to the restriction of greasy weather at night visbility extreme difference, be difficult to obtain desirable effect, the continuous rear-end collision of automobile is still in continuous generation, traced it to its cause two: 1, it can only make the vehicle of rear close together obtain the signal that the place ahead has car to travel, in case get into an accident, car crash, just ineffective with the back Fog-proof light that electrical generator links to each other because of shutting down outage, when distance vehicle ' far away in back during to very near discovery, even take emergency brake also often can not escape death by sheer luck, bump against on the afterbody of front truck, one like this connects one with meeting with an misfortune, just can lead to continuous rear-end collision; 2, the fog-zone on the road often one section one section nothing is arranged, open or violating the regulations driving when intoxicated when not opening Fog-proof light when the driver forgets, lead to traffic accident easily, and cause the generation of continuous rear-end collision.The domestic and international newly-designed automobile anti-rear end collision alarming device that newly retrieves is not dealt with problems from basic reason yet, and design is complicated, and cost is higher, is difficult to implement.

The purpose of this utility model is to provide a kind of effective, the automobile anti-rear end collision device that cost is low.It is installed on the automobile can or bump against the front truck afterbody at automobile emergency brake, even during car crash, automatically ring siren horn and connect the circuit of back Fog-proof light and storage battery, go on a long journey the vehicle of sailing for the rear and send hazard alarm signal timely and effectively, and can be when automobile not be opened Fog-proof light, sail after fog-zone or the sleet sky self-opening Fog-proof light into.

The purpose of this utility model is achieved in that when the emergency brake of first automobile dangerous situation or when bumping against on the obstacle of the place ahead, under action of inertia power, can send the siren horn and the storage battery circuit of the specific sound is connected by the inertia automatic switch, and send lasting ringing, caution rear vehicle far away: herein cause danger, so that the timely ramp to stop of the driver of back or get around also can initiatively be opened siren horn, the farther vehicle in notice rear; Simultaneously, the circuit of back Fog-proof light and storage battery is also connected automatically, and like this, even car crash, back Fog-proof light still can work; When the driver forgets or violating the regulations driving when intoxicated when not opening the back Fog-proof light, the circuit of electrical generator and back Fog-proof light can or be met the sleet sky and travel behind the segment distance in the greasy weather, automatically connect by the fog tail lamp automatic switch, thereby prevent the generation of automobile continuous rear-end collision when greasy weather or sleet sky night running in all directions.

Concrete structure of the present utility model is provided by the following drawings:

Fig. 1 is the basic view according to the automobile anti-rear end collision device of utility model proposition.

Describe details and service condition in detail below in conjunction with Fig. 1 according to the concrete device that the utility model proposes.

The utility model is made up of with back Fog-proof light automatic switch and back Fog-proof light two parts inertia automatic switch and siren horn.

The inertia automatic switch comprises a switch main body made from aluminum alloy or duroplasts (1).Be equipped with in the main body one can before and after the inertia slide block (2) that slides, contact disk on it (6) links to each other by the positive level of covered wire and storage battery (8), when automobile emergency brake or when bumping against the front truck afterbody, inertia slide block (2) overcomes the pulling force of tension spring (3), inner along switch main body (1) to front slide, when sliding into plastic push-rod (10) on the inertia slide block (2) and from the hole of switch main body (1) front end, stretching out, the circuit that contact disk (11) on the back wet quick flexible silk of antifog automatic switch (25) is pushed away contact disk (24) back Fog-proof light (26) and electrical generator (27) is cut off, subsequently, contact disk (6) on the inertia slide block (2) touches mutually with contact disk (5) on the spring leaf (4), because contact disk (5) links to each other with storage battery (8) negative pole with back Fog-proof light (27) by siren horn (9) respectively, siren horn (9) and back Fog-proof light (26) are switched on the circuit of storage battery (8), siren horn sends specific birdie, the inertia slide block (2) of irony continues to slide, spring leaf (4) is compressed, and adsorbed by permanent magnet (7), siren horn (9) can send continual alarm song.

After dangerous the elimination, toward post-tensioning, siren horn (9) stops to ring with handle (16), and back Fog-proof light (26) recovers to connect with the circuit of electrical generator (27).In the time of need initiatively reporting to the police, handle (16) is got final product on earth with hand push, when travelling owing to the big greasy weather, the driver is very careful, and the speed of a motor vehicle is generally unhappy, thereby, inertia slide block (2) should be 15～20 kilometers/hour in the speed of a motor vehicle, when emergency brake or collision, siren horn is rung.For this reason, it is by tension spring (3), and spring draw ring (13) is adjusted screw rod (14) and adjustment nut (15) and linked to each other with pneumatic sliding sleeve (17), turn the adjustment nut of adjusting on the screw rod (4) (15) and can make the pulling force of tension spring reach predetermined state, pin with nut then.But like this, when running at high speed, the force of inertia of deceleration just can make circuit connect automatically, causes mistake to ring.For this reason, near the outer wall of switch main body (1) rear end, be with pneumatic sliding sleeve (17), it is adjusted screw rod (19) and adjustment nut (20) by tension spring (18) and links to each other with fixing feet (28) on the switch main body (1).When the speed of a motor vehicle greater than 15～20 kilometers/hour, under the effect of wind-force, pneumatic sliding sleeve (17), just overcome the pulling force of tension spring (18), slide backward, make inertia slide block (2) and the distance of forever bumping between the iron (7) zooms out along switch main body (1) outer wall, Lian Suyue is fast, and its distance is far away more.Adjust the pulling force of tension spring (18), just can ensure automobile under any speed, can when dangerous situation takes place auto alarm, produce mistake sound when slowing down under the situation that is unlikely to again to run at high speed.

Back Fog-proof light automatic switch is tight between two fixing feet (29) of inertia automatic switch main body (1) front end by tension spring (23) by a wet quick flexible silk (25) made from bonnet cotton or other material.Being fixed with contact disk (11) contact disk (11) on it links to each other with electrical generator (27) negative pole by back Fog-proof light (26).When the driver enters the fog-zone or meets the sleet sky, press the handle (12) on the fixing feet (29).The anodal contact disk (24) that links to each other of same electrical generator (27) on it is contacted with contact disk (11) on the wet quick flexible silk (25), and the circuit of back Fog-proof light (26) and electrical generator (27) is switched on.Drive when intoxicated or forget when opening Fog-proof light when the driver is violating the regulations, entering the fog-zone travels after one section, wet quick flexible silk (25) is drenched elongated by fog or rainwater, it is fixed on contact disk (11) on "  " plastic push jack (22) under the pulling force of tension spring, contact with the contact disk (24) on the handle (12), back Fog-proof light (26) self-opening, after crossing fog-zone or sleet and stopping, wet quick flexible silk (25) is done by wind and is shunk, back Fog-proof light SELF CL, need initiatively close the back during Fog-proof light, handle (12) is pulled out get final product.Switch main body (1) front end is added with sparse Chain Link Fence (30).

This device is fixed on the outer light deflector of driver's one sidecar down or the exercisable position of the glass that rolls down the windows (grille guard is towards travel direction) such as the front windshield lower left corner by the fixing feet (21) on the switch main body (1) and " " type frame of extending.

Small and exquisite, the works very well of the utility model structure, cheap, easy to implement, solved the problem of rear-end collision well.Along with automobile increase urgent day by day with the safety traffic demand year by year, this device has great potential market, thereby has very high economic value and social benefit.

Claims (5)

1, a kind of automobile anti-rear end collision device, it is installed on the automobile, form by annunciator and switch, and link to each other with power supply by lead, it is characterized in that: this device is made annunciator by the siren horn (9) and the stronger back Fog-proof light (26) of a brightness that can send specific birdie, and respectively through the inertia automatic switch and after Fog-proof light automatic switch automatic guidance.

2, device according to claim 1, it is characterized in that: the inertia automatic switch comprises a switch main body made from aluminum alloy or duroplasts (1), it is by the fixing feet on it (21) and " L " type frame of extending, the light deflector that grille guard (30) is fixed on automotive front driver one side outside towards travel direction down or the lower left corner of front windshield, the edge of its front end inboard and centre are fixed with the spring leaf (4) that an annular permanent magnnet (7) and is fixed with contact disk (5) respectively, contact disk (5) by lead respectively through siren horn (9) with after Fog-proof light (26) link to each other with the negative pole of storage battery (8), wherein spacing permanent magnet (7) certain distance is equipped with the inertia slide block (2) that can slide before and after under the effect of inertia of automobile or under the carrying of pneumatic sliding sleeve (17) of an irony, the center fixed of inertia slide block (2) front end has a contact disk (6), contact disk (6) links to each other by the positive pole of lead with storage battery (8), the edge is screwed with one can just in time stretch out the plastic push-rod (10) that the contact disk (11) on the Fog-proof light automatic switch of back is pushed away contact disk (24) from the hole of switch main body (1) front end before contact disk (5) and contact disk (6) will soon touch mutually, there is a handle (16) that can stretch out from the hole in the middle of the pneumatic sliding sleeve (17) centre of inertia slide block (2) rear end, inertia slide block (2) is by tension spring (3), spring draw ring (13), adjust screw rod (14), adjustment nut (15) links to each other with pneumatic sliding sleeve (17) rear end, pneumatic sliding sleeve (17) is enclosed within the outside of switch main body near switch main body (1) rear end, and can slide backward by the effect of wind-force during greater than 15-20 kilometer/hour in the speed of a motor vehicle, its front end is by tension spring (18), adjust screw rod (19), adjustment nut (20) is fixed on the fixing feet (28) of switch main body.

3, device according to claim 1, it is characterized in that: back Fog-proof light automatic switch joins together by switch main body (1) and inertia automatic switch, it is tight between two fixing feet (29) of switch main body (1) front end that it has a wet quick flexible silk (25) made from bonnet cotton or other material to pass through tension spring (23), be fixed with " " on it " plastic push jack (22) and contact disk (11); contact disk (11) by lead through after Fog-proof light (26) link to each other with electrical generator (27) negative pole; one handle (12) is arranged on the fixing feet (29); the contact disk on it (24) links to each other through the positive pole of lead with storage battery (8); when contact disk (11) shrinks at wet quick flexible silk (25), and the gap of 1-3mm is arranged between the contact disk (24).

4, according to claim 1,2,3 described devices, it is characterized in that: each contact disk is copper, and is screwed in each corresponding position every insulating barrier, and each connecting wire is covered wire.

5, device according to claim 1 is characterized in that: back Fog-proof light (26) can be substituted by red eye.

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