CN2494299Y - Automatic alarm of hydraulic brake failure of car, and automatic brake device - Google Patents
Automatic alarm of hydraulic brake failure of car, and automatic brake device Download PDFInfo
- Publication number
- CN2494299Y CN2494299Y CN 01249901 CN01249901U CN2494299Y CN 2494299 Y CN2494299 Y CN 2494299Y CN 01249901 CN01249901 CN 01249901 CN 01249901 U CN01249901 U CN 01249901U CN 2494299 Y CN2494299 Y CN 2494299Y
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- brake
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- braking
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Abstract
The utility model provides an automatic fault alarming and automatic braking device for the auto hydraulic braking system, an automatic alarm and braking controller and a hydraulic energy storing converter are mutual independent or united systems connected by oil pipes, which are then connected with braking automatic controlling device; the utility model can alarm automatically in case of a fault in the braking oil circuit so that the automobile can be stopped; the utility can also adjust braking clearance and increase the braking force so as to avoid effectively the counterforce produced by the braking cylinder under high temperature and improve security during the braking process, through which personal and property security are ensured. The utility model has advantages of low cost and outstanding utilization effect, which can be applied to all kinds of hydraulic braking automobiles.
Description
The utility model belongs to the automobile brake technical field, can auto alarm and self-stopping device during particularly a kind of automobile hydraulic brake system et out of order.
In a single day oil pipe in the automobile hydraulic brake system breaks and promptly can cause brake system malfunctioning, thereby causes traffic accident.When the running car lower long slope, because the long interior temperature of brake drum that causes of brake facing fraction time constantly raises, wheel cylinder is subjected to temperatures involved and produces a kind of antagonistic force, and the car load braking effect is reduced, even malfunctioning, also can cause traffic accident.Brake facing on the brake shoe needs often to adjust braking gap for keeping optimum Working, so use inconvenience and dangerous because frequent wearing and tearing can make the gap between brake facing and the brake drum constantly enlarge.The automobile of overload also can seriously influence the driving safety of automobile with the deficiency of the artificial drum brakes braking strength of adjusting.
The purpose of this utility model is the problem and the disadvantage that exist at above-mentioned technology, provides that a kind of car hydraulics soaks, drips, can auto alarm and self-stopping device during oil leakage fault.
Automobile hydraulic of the present utility model brake fault alarm and dead-man's device be by auto alarm, brake controller, the hydraulic accumulation energy conv, and the brake automatic regulating apparatus partly constitutes.Auto alarm, brake controller and hydraulic pressure can conv system pass through oil pipe bonded assembly separate component or association, and they are connected with the brake automatic regulating apparatus by oil pipe again.
Below in conjunction with the accompanying drawing example automobile hydraulic brake fault alarm of the present utility model and dead-man's device are described in further detail.
Fig. 1 is the overall structure scheme drawing of the utility model automobile hydraulic brake automatic failure alarm and dead-man's device;
Fig. 2 is the separate component structural representation of the utility model hydraulic accumulation energy conv;
Fig. 3 is the separate component structural representation of the utility model auto alarm, brake controller;
Fig. 4 is the structural representation of the utility model brake automatic regulating apparatus;
Fig. 5 is the structural representation after the rotating lever of the utility model brake automatic regulating apparatus amplifies;
Fig. 6 is the planar structure scheme drawing of the brake wallboard of the utility model brake automatic regulating apparatus;
Fig. 7 is the circuit theory scheme drawing of the utility model automobile hydraulic brake automatic failure alarm and dead-man's device.
Automobile hydraulic brake automatic failure alarm of the present utility model and dead-man's device comprise auto alarm, brake controller, and hydraulic accumulation energy conv and brake automatic regulating apparatus partly constitute.Auto alarm, brake controller and hydraulic accumulation energy conv system are by oil pipe 21 bonded assembly separate component or associations, and they are connected with the brake automatic regulating apparatus by oil pipe 21 again.
The example of auto alarm of the present utility model, brake controller comprises electromagnetic valve 1, air discharging bolt 2, oil leakage alarm switch 3, groove piston 4, cylinder body 5, cylinder cap 6, band rag iron spring adjustment screw mandrel 7, spring 8, the spacing snap ring 9 of piston, emergency brake switch 10, seal ring 11, oil pipe 21.Be provided with groove piston 4, the spacing snap ring 9 of piston, spring 8, band rag iron spring adjustment screw mandrel 7 in the cylinder body 5 successively.Cylinder cap 6 is connected with cylinder body 5, is located on the cylinder of groove piston 4 by the seal ring 11 that elastomeric material is made.Groove piston 4 plays sealed cylinder block 5 effects such as grade, the spacing snap ring 9 of piston plays the 4 stroke effects of confinement groove piston, spring 8 can promote 4 motions of groove piston when the brake system leakage of oil, the band rag iron spring is adjusted screw mandrel 7 and is had the effect of adjusting spring 8 pressure, and cylinder cap 6 has the effect that firm band rag iron spring is adjusted screw mandrel 7 and sealed cylinder block 5.Cylinder body 5 one ends are provided with air discharging bolt 2, oil leakage alarm switch 3, and the other end is provided with emergency brake switch 10.Air discharging bolt 2 is used to discharge the air in the cylinder body 5, oil leakage alarm switch 3 can play the warning effect when leakage of oil, can connect the power supply effect of the electromagnetic valve 22 on the electromagnetic valve 19 on the hydraulic accumulation energy conv and the automatic regulating apparatus that brakes when emergency brake switch 10 is used for emergency brake rapidly.Cylinder body 5 is connected with an end of electromagnetic valve 1 by oil pipe 21, and the other end of electromagnetic valve 1 is connected with master cylinder oil outlet place or is set between master cylinder and the oil storage box.1 pair of brake fluid line work of electromagnetic valve or the state of not working play a part to connect or close.
The example of hydraulic accumulation energy conv of the present utility model comprises piston 12, band rag iron spring adjustment screw mandrel 13, cylinder cap 14, cylinder body 15, spring 16, seal ring 17, air discharging bolt 18, electromagnetic valve 19, one-way cock 20 and oil pipe 21.Be provided with piston 12, spring 16, band rag iron spring adjustment screw mandrel 13 in the cylinder body 15 successively.Cylinder cap 14 is connected with cylinder body 15, is located on the cylinder of piston 12 by the seal ring 17 that elastomeric material is made.Piston 12 has sealed cylinder block 15 and promotes the effect of spring 16 pressure, and the band rag iron spring is adjusted screw mandrel 13 and had the effect of adjusting spring 16 pressure, and cylinder cap 14 has the effect that firm band rag iron spring is adjusted screw mandrel 13 and sealed cylinder block 15.Cylinder body 15 1 ends are provided with air discharging bolt 18, and it is used to discharge the air in the cylinder body 15.The one-way cock 20, the electromagnetic valve 19 that are provided with respectively into and out of oil port of cylinder body 15 are connected with electromagnetic valve 22, the oil pipe threeway 23 of brake automatic regulating apparatus respectively by oil pipe 21.One-way cock 20 has the effect of the oil refluence that stops in the cylinder body 15, and electromagnetic valve 19 has the unimpeded effect of control oil channel.
The example of brake automatic regulating apparatus of the present utility model comprises electromagnetic valve 22, oil pipe threeway 23, air discharging bolt 24, divides the pump housing 25, the spacing snap ring 40 of piston, push rod 26, piston 27, rotating lever 28, rotating spring 29, lever dolly 30, two-sided eccentric lever 31, axle sleeve 32, brake wallboard 33, semicircle V shape brake shoe 34, brake returning pull-spring 35.Electromagnetic valve 22 is provided with the oil pipe threeway 23 that is communicated with the oil circuit effect with dividing between the pump housing 25, is provided with corresponding piston 27, the spacing snap ring 40 of piston in the branch pump housing 25, and spacing snap ring 40 plays limited piston 27 stroke effects.The central recess at piston 27 tops links to each other with corresponding push rod 26 1 ends, divides the pump housing 25 1 ends to be provided with air discharging bolt 24, and it is used to discharge the air in the branch pump housing 25.Push rod 26 other ends and corresponding rotating lever 28 1 ends flexibly connect, and can convert hydraulic power to mechanical power and drive push rod 26 and make fore and aft motion when piston 27 motions, thereby reach the mechanokinetic effect of transmitting.The ratchet teeth groove that is provided with in the revolving wheel of rotating lever 28 other ends and the teeth groove fit of corresponding two-sided eccentric lever 31 1 ends, it plays the mechanokinetic effect of transmitting.Corresponding rotating spring 29, lever dolly 30, axle sleeve 32 and brake wallboard 33 are placed on the two-sided eccentric lever 31 successively, and rotating spring 29 can make the rotation of rotating lever 28 uniaxiallies.Lever dolly 30 is T-shaped, and the support snare of one end plays a part to support and firm two-sided eccentric lever 31, and the other end is fastened onto on the vehicle rear-axle housing.Axle sleeve 32 plays a part to support, firm two-sided eccentric lever 31 and be fastenedly connected with brake wallboard 33.The eccentric wheel of two-sided eccentric lever 31 1 ends and corresponding semicircle V shape brake shoe 34 kissings connect, thereby reach the effect with the brake drum friction braking.Semicircle V shape brake shoe 34 is provided with corresponding brake returning pull-spring 35, and it plays a part fixing and return semicircle V shape brake shoe 34.The centre hole of wallboard 33 of will braking during installation penetrates the wallboard 33 that will brake again behind the vehicle rear-axle housing and is anchored on the vehicle rear-axle housing and gets final product.
The principle of work of automobile hydraulic brake automatic failure alarm of the present utility model and dead-man's device is to be full of brake solution in the cylinder body 5,14 and the branch pump housing 25, and air in its body of emptying, make groove piston 4 rise to the summit, close oil leakage alarm switch 3 and emergency brake switch 7 simultaneously, till piston 12 being risen to move, allow it store when enough pressure is guaranteed urgent self-actuating brake and use.In discharged air, brake pressure passes to rotating lever 28 by minute pump housing 25 and push rod 26, under the effect of rotating spring 29 braking gap is adjusted to optimum regime, and carries out automatic compensation at the degree of wear that brake facing is looked in brake in the use.When depressing brake pedal, the power supply 38 of braking signal switch 37 is switched on, and opens electromagnetic valve 1 the brake fluid line connection is braked.When not needing to brake, the brake pedal return, close the power supply 38 of braking signal switch 37, close electromagnetic valve 1 simultaneously, make brake fluid line be in static closed state, so neither make the braked effect of returning pull-spring 35 of semicircle V shape brake shoe 34 continue return, groove piston 4 is not moved down and in running order. Electromagnetic valve 19,22 is connected on the emergency brake switch 10 simultaneously by lead, and the lead of emergency brake switch 10 is connected with power supply 38, and the lead of oil leakage alarm switch 3 is connected with ignition lock 36 with buzzer phone 39.When oil circuit takes place to leak, oil pressure in the cylinder body 5 reduces, groove piston 4 is moved down by the pressure effect of spring 8, and when making the contact of oil leakage alarm switch 3 fall into groove on the groove piston 4,3 actions of oil leakage alarm switch are promptly connected the power supply of buzzer phone 39 and sent chimes of doom.When the contact of emergency brake switch 10 falls into groove on the groove piston 4, emergency brake switch 10 actions are promptly connected the power supply of electromagnetic valve 19 and are opened electromagnetic valve 19, close electromagnetic valve 22 simultaneously and disconnect former brake fluid line, make piston 12 rapidly the brake solution pressure that stores is pushed in the branch pump housing 25 by the pressure effect of spring 16, promote push rod 26 through piston 27 again, give rotating lever 28 transmission of pressure, under the effect of rotating lever 28, make 31 rotations of two-sided eccentric lever, cause 34 actions of semicircle V shape brake shoe and vehicle stopped stop.
Automobile hydraulic automatic failure alarm of the present utility model and dead-man's device have when car hydraulics soaks, drips, can auto alarm during oil leakage fault and can automatically vehicle be stopped and stop.It can also the automatic compensation braking gap, strengthens drag strength, avoids wheel cylinder to be subjected to temperatures involved effectively and the antagonistic force that produces, thereby improves the safety of brake use, guarantees the safety of the person and property.Its cost is low, and result of use is remarkable, is applicable to the vehicle of various water brakes, is suitable for popularization.
Claims (1)
1, a kind of automobile hydraulic brake automatic failure alarm and dead-man's device, comprise auto alarm, brake controller, hydraulic accumulation energy conv and brake automatic regulating apparatus constitute, auto alarm, brake controller and hydraulic accumulation energy conv system are through oil pipe (21) bonded assembly separate component or association, be connected with the brake automatic regulating apparatus through oil pipe (21) again, it is characterized in that:
A. be provided with groove piston (4), the spacing snap ring of piston (9), spring (8), band rag iron spring adjustment screw mandrel (7) in the cylinder body of auto alarm, brake controller (5) successively, seal ring (11) is located on the cylinder of groove piston (4), cylinder cap (6) is connected with cylinder body (5), cylinder body (5) one ends are provided with air discharging bolt (2), oil leakage alarm switch (3), the other end is provided with emergency brake switch (10), and cylinder body (5) is connected with electromagnetic valve (1) by oil pipe (21).
B. be provided with piston (12), spring (16), band rag iron spring adjustment screw mandrel (13) in the cylinder body of hydraulic accumulation energy conv (15) successively, seal ring (17) is located on the cylinder of piston (12), cylinder cap (14) is connected with cylinder body (15), cylinder body (15) one ends are provided with air discharging bolt (18), and the one-way cock (20), the electromagnetic valve (19) that are provided with respectively into and out of oil port of cylinder body (15) are connected with electromagnetic valve (22), the oil pipe threeway (23) of brake automatic regulating apparatus respectively by oil pipe (21).
C. brake automatic regulating apparatus electromagnetic valve (22) and divide between the pump housing (25) and be provided with oil pipe threeway (23), divide in the pump housing (25) and be provided with corresponding piston (27), the spacing snap ring of piston (40), the central recess at piston (27) top links to each other with corresponding push rod (26) one ends, divide the pump housing (25) one ends to be provided with air discharging bolt (24), push rod (26) other end and corresponding rotating lever (28) one ends flexibly connect, the ratchet teeth groove that is provided with in the revolving wheel of rotating lever (28) other end and the teeth groove fit of corresponding two-sided eccentric lever (31) one ends, corresponding rotating spring (29), lever dolly (30), axle sleeve (32) and brake wallboard (33) are placed on the two-sided eccentric lever (31) successively, axle sleeve (32) is fastenedly connected with brake wallboard (33), the eccentric wheel of two-sided eccentric lever (31) one ends and corresponding semicircle V shape brake shoe (34) kissing connect, and semicircle V shape brake shoe (34) is provided with corresponding brake returning pull-spring (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01249901 CN2494299Y (en) | 2001-06-18 | 2001-06-18 | Automatic alarm of hydraulic brake failure of car, and automatic brake device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01249901 CN2494299Y (en) | 2001-06-18 | 2001-06-18 | Automatic alarm of hydraulic brake failure of car, and automatic brake device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2494299Y true CN2494299Y (en) | 2002-06-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01249901 Expired - Fee Related CN2494299Y (en) | 2001-06-18 | 2001-06-18 | Automatic alarm of hydraulic brake failure of car, and automatic brake device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2494299Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105667476A (en) * | 2016-03-31 | 2016-06-15 | 江苏大学 | Automatic emergency braking system for automobiles and control method of automatic emergency braking system |
| CN104701071B (en) * | 2015-02-21 | 2016-09-07 | 郑景文 | The using method of automatic control vehicle brake switch |
-
2001
- 2001-06-18 CN CN 01249901 patent/CN2494299Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104701071B (en) * | 2015-02-21 | 2016-09-07 | 郑景文 | The using method of automatic control vehicle brake switch |
| CN105667476A (en) * | 2016-03-31 | 2016-06-15 | 江苏大学 | Automatic emergency braking system for automobiles and control method of automatic emergency braking system |
| CN105667476B (en) * | 2016-03-31 | 2018-05-11 | 天合汽车零部件（上海）有限公司 | A kind of automobile emergency autobrake system and its control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |