CN2245554Y - Multilevel indicating device for vehicle braking - Google Patents

Abstract

The utility model relates to a multilevel indicating device for vehicle braking, which comprises signal switches, braking lights connected with the signal switches and the installation part of the signal switches. The installation part can be connected with the braking cylinders of the vehicles through the interface of the installation part. The number of the signal switches can be 2 to 6. Each signal switch is respectively arranged on the connecting port of each signal switch on the installation part, and is respectively connected with a corresponding braking light through circuits. The indicating device of utility model can iconically and intuitively show the state of a braking system, can accurately, timely and distinctively reflect the brake depth of the vehicle, and can reduce the accident of the rear collision the vehicles.

Description

The multistage suggestion device of car brakeing

Prompting technical field when the utility model belongs to car brakeing is the multistage suggestion device of a kind of car brakeing.

At present, automobile brake lamp all adopts single lamp system, and it can give the back car with the brake prompting, but can not tell back car driver the braking degree of depth of this car (front truck) at present clearly, it is clearly sudden stop or slightly emblem deceleration that back car driver is difficult to differentiation, and promptly brake pedal is floored or slightly is operated.Back car can only just constantly shorten according to the distance of two cars to be judged front truck and has run into situation, just at sudden stop, thereby takes emergency measures.And the time of at this moment disposing is very tight, is easy to take place rear-end collision.In fact much knocking into the back collides be the front truck sudden stop then car took measures to be caused evening.

The purpose of this utility model is to provide a kind of this car braking situation that can show to point out the multistage suggestion device of car brakeing of back car at above-mentioned situation.

The purpose of this utility model realizes in the following manner: during according to car brakeing (push down on the pedal), pressure in the brake cylinder is different and trigger the signal switch of the different elastic behaviors that link to each other with brake cylinder, is connected in corresponding brake lamp on the signal switch thereby connect; Its concrete structure is as follows: the multistage suggestion device of car brakeing of the present utility model, the brake lamp that includes signal switch and link to each other with signal switch, and further include the fabricated section of signal switch, fabricated section has a power transmission passage, the signal switch communication port that communicates with the power transmission passage and power transmission channel interface, and signal switch is positioned on the communication port place; Fabricated section links to each other with the car brakeing cylinder by its interface; Above-mentioned signal switch is 2 to 6, and each signal switch is positioned on the fabricated section communication port place separately respectively, and connects corresponding brake lamp separately by circuit.

Suggestion device of the present utility model can demonstrate the state of brake system vivid, intuitively; the pedal that touches on the brake is on the lenient side floored to brake pedal; brake lamp by pair of right and left bright carry out the transition to successively bright entirely; can accurately, in time, observably reflect this car brake degree of depth; prompting back car; alleviate the tensity that back car is driven, also protected oneself simultaneously, can significantly reduce the generation of rear-end collision car accident.

Below in conjunction with accompanying drawing technology contents of the present utility model and architectural feature thereof are further described:

Fig. 1 is existing car brakeing (hydraulic braking) principle sketch;

Fig. 2 is a catenation principle scheme drawing of the present utility model (hydraulic braking);

Fig. 3 is a kind of connection structure scheme drawing of fabricated section and signal switch in the utility model;

Fig. 4 is the A-A cross-sectional schematic of Fig. 3;

Fig. 5 is a kind of structural representation of the suggestion device in the utility model;

Fig. 6 is the schematic side view of Fig. 5.

Referring to Fig. 1 and Fig. 2, the multistage suggestion device of car brakeing of the present utility model, the brake lamp 2 that includes signal switch 1 and link to each other with signal switch 1, signal switch generally all is positioned on the brake cylinder.Element numeral is as follows among Fig. 1 and Fig. 2: 6 is that vehicle brake pedal mechanism, 7 is that control cock, 8 is that the afterburning air chamber of vacuum, 9 is that brake cylinder, 10 is that receiver, 11 is that vacuum energy supplying pipeline, 12 is that preceding wheel cylinder, 13 is rear wheel cylinder; When stepping on vehicle brake pedal mechanism 6, control cock 7 work such as grade, pressure changes in the cylinder of brake cylinder 9, thereby wheel cylinder 12 is or/and rear wheel cylinder 13 before the braking, making the signal switch 1 that is positioned on the brake cylinder (also may be air pressure under the action of hydraulic force in being subjected to brake cylinder, be that example describes with the hydraulic efficiency pressure system in the utility model) connect, thereby the bright prompting of the brake lamp that is attached thereto back car driver front truck is braked, above-mentioned signal switch and the brake treadle mechanism in the vehicle (directly or indirectly) link together (referring to Fig. 1), make the consistent work of coordinating with brake treadle mechanism of signal switch; Above-mentioned brake lamp generally is positioned on the afterbody of vehicle.

Referring to Fig. 2, Fig. 3 and Fig. 4, suggestion device of the present utility model also further includes the fabricated section 3 of signal switch, fabricated section 3 has a power transmission passage 301, the signal switch communication port 302 that communicates with power transmission passage 301 and power transmission channel interface 303, can guarantee that like this pressure at each communication port place is consistent with the pressure in the brake cylinder; Signal switch 1 is positioned on communication port 302 places; Fabricated section 3 links to each other with the car brakeing cylinder by its interface 303, and when car brakeing, braking force is passed to signal switch by hydraulic pressure in the brake cylinder or air pressure, thereby connects the brake lamp circuit, and brake lamp is bright, prompting back car driver.

Above-mentioned signal switch 1 is 2 to 6, and correspondingly, the signal switch communication port 302 on the fabricated section 3 is consistent with the signal switch number, also is 2 to 6; Each signal switch 1 is positioned on the fabricated section communication port 302 places separately respectively, and connects corresponding brake lamp 2 separately by circuit.

By being threaded, seal gasket 4 is housed, between them between above-mentioned signal switch 1 and the communication port 302 in case pressure release.

Above-mentioned said signal switch 1 can be selected existing signal switch for use, can adopt diaphragm contact signal switch, referring to Fig. 3, it includes shell 101, diaphragm 102, sprung copper cover 103, steel washer 104, insulation spacer 105, plunger tip 106, elastic contact blade 107, spring cover 108 and two binding posts 109; One link tester of each brake lamp 2 is crossed two binding posts and is linked to each other with corresponding signal switch 1, and the structure of relevant signal switch is in this explanation no longer one by one.

Above-mentioned brake lamp 2 can be contained in the lamp box 5, lamp box 5 by housing 501, be installed in glass shade 502 on the housing 501 and attaching screw 503 thereof etc. and form, brake lamp 2 links to each other with signal switch 1 by circuit, glass shade 502 links to each other with housing by screw, and brake lamp is contained in the housing of glass shade; Said housing 501 can be triangle column body, and each brake lamp is del to be placed, with vivider, demonstrate the state of brake system intuitively.Can become each brake lamp one row's form to be installed in the housing 501 of lamp box 5 like this, can reequip existing vehicle braked lamp; For new vehicle, the time can adopt fabricated section in the utility model to connect a plurality of signal switchs in assembling and be contained on the brake cylinder, increase corresponding taillight (brake lamp), be installed in the afterbody (the perhaps back weather shield place of car) of car.Therefore the utility model can generally be used for existing various vehicles, also can be used for newly assembled vehicle.

Above-mentioned glass shade can be selected different colours for use, with more eye-catching, directly perceived.

Existing motor vehicle braking system is generally hydraulic braking and two kinds of base models of compression air brake, now further analyze principle of the present utility model and technical pattern thereof: when stepping on pedal gear with hydraulic braking, hydraulic pressure in the brake cylinder changes, diaphragm on the signal switch is experienced hydraulic coupling, thereby couple together by the lower end of plunger tip promotion elastic contact blade with two binding posts, connect the brake lamp circuit, brake lamp is bright, and prompting back car driver notes and brakes the back car in case the situation that knocks into the back takes place.

The utility model is to change the multistage brake lamp into by original single lamp system (be glancing impact have only an independent lamp bright), each brake lamp is connected respectively with the difference of braking force, thereby reflect its braking situation, promptly be emergency brake or brake slowly, each signal switch connects a brake lamp (or little fluorescent tube), because the spring constant difference in each signal switch, thereby under corresponding braking force effect, connect each brake lamp respectively.Spring constant in each signal switch can be determined according to following mode: now be assumed to be four groups of brake lamies and link to each other with separately signal switch respectively, and the hydraulic pressure the when end stepped on pedal is N0, hydraulic pressure when pedal is floored is N, then the spring constant of each signal switch can be determined by following mode simply: Kn=(N-N0-N1)/(n*s), wherein n gets 1 respectively, 2,3,4 determine the respective springs coefficient, N1 is the own elastic force of diaphragm etc. itself in the signal switch in the formula, s is the stroke (when being elastic contact blade contact binding post, the compression of spring stroke) of spring.During for five groups of employings or six groups of brake lamies, can calculate and design the elasticity modulus of spring, no longer explain at this by above-mentioned formula.When stepping on pedal; pressure changes in the brake cylinder; pair of right and left (installing about tailstock brake lamp) brake lamp is bright; pressure in brake cylinder constantly increases; each signal switch is experienced pressure and conducting successively; the pedal that promptly touches on the brake is on the lenient side floored to brake pedal; brake lamp by pair of right and left bright carry out the transition to successively bright entirely; the utility model can accurately, in time, observably reflect this car brake degree of depth; prompting back car; alleviated the tensity that back car is driven, electric protection simultaneously oneself, can significantly reduce the generation of rear-end collision car accident.

Claims (5)

1, the multistage suggestion device of a kind of car brakeing, the brake lamp (2) that includes signal switch (1) and link to each other with signal switch (1), it is characterized in that: it also further includes the fabricated section (3) of signal switch, fabricated section (3) has a power transmission passage (301), the signal switch communication port (302) that communicates with power transmission passage (301) and power transmission channel interface (303), and signal switch (1) is positioned on communication port (302) and locates; Fabricated section (3) links to each other with the car brakeing cylinder by its interface (303); Above-mentioned signal switch (1) is 2 to 6, and the communication port (302) that each signal switch (1) is positioned on respectively on the fabricated section is separately located, and connects corresponding brake lamp (2) separately by circuit.

2, the multistage suggestion device of car brakeing according to claim 1 is characterized in that: by being threaded, seal gasket (4) is housed between them between above-mentioned signal switch (1) and the communication port (302).

3, the multistage suggestion device of car brakeing according to claim 1 and 2, it is characterized in that: above-mentioned said signal switch (1) adopts diaphragm contact signal switch, and it includes shell (101), diaphragm (102), sprung copper cover (103), steel washer (104), insulation spacer (105), plunger tip (106), elastic contact blade (107), spring cover (108) and two binding posts (109); One link tester of each brake lamp (2) is crossed two binding posts and is linked to each other with corresponding signal switch (1).

4, the multistage suggestion device of car brakeing according to claim 1 and 2, it is characterized in that: above-mentioned brake lamp (2) is contained in the lamp box (5), and lamp box (5) is made up of housing (501), the glass shade (502) and the attaching screw (503) thereof that are installed on the housing (501).

5, the multistage suggestion device of car brakeing according to claim 4 is characterized in that: above-mentioned housing (501) is a triangle column body.

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