CN1054746A - Auxiliary brake device for automobile - Google Patents
Auxiliary brake device for automobile Download PDFInfo
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- CN1054746A CN1054746A CN 90101256 CN90101256A CN1054746A CN 1054746 A CN1054746 A CN 1054746A CN 90101256 CN90101256 CN 90101256 CN 90101256 A CN90101256 A CN 90101256A CN 1054746 A CN1054746 A CN 1054746A
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- brake
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- braking
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- automobile
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Abstract
The present invention relates to a kind of auxiliary brake device for automobile, by brake treadle mechanism, transmission device, drg is formed, it is characterized in that left-right symmetric is set up a pair of brake wheel between the front-wheel of automobile and trailing wheel, correspondingly be respectively equipped with drg in each brake wheel inboard, transmission device comprises power cylinder, oil pipe, braking divides cylinder.When stepping on brake pedal, the fluid of power cylinder promotes braking by oil pipe and divides the cylinder piston, and the brake shoe brake cheek that braking divides the cylinder piston to promote drg is pressed on the brake wheel of wheel nave, realizes braking.The present invention can shorten the distance of automobile slide after the emergency brake, improve traveling security, and the complemental brake system of stabilizing speed when can be used as automobile downhill, also can be designed to automobile second brake equipment, performance braking function when the original brake equipment of automobile lost efficacy.
Description
The present invention relates to a kind of auxiliary brake device for automobile, belong to the parts class of automobile.
Existing brake device for car, generally be by retaining element to front and back wheel brake activation moment, the spin velocity of wheel is reduced, rely on the road surface speed of a motor vehicle to be reduced until stopping simultaneously to the friction force of tire.But when the higher and situation that faces a danger suddenly of the speed of a motor vehicle must emergency brake; this brake equipment often can not be fully up to expectations; chaufeur is stepped on behind the brake pedal automobile and often also will be slided several Mi Caineng and stop; sometimes will cause great disaster; particularly for through the mountain area traveling automobile of being everlasting; also may brake overheating take place and reduce braking function when descending, even entirely ineffective situation.
The objective of the invention is to design an auxiliary brake device for automobile to remedy the deficiency of existing brake equipment, have braking effect preferably, the distance of automobile slide improves travel safety after the shortening emergency brake.
The objective of the invention is to reach as follows: a kind of auxiliary brake device for automobile, by brake treadle mechanism, transmission device, drg is formed, it is characterized in that left-right symmetric is set up a pair of brake wheel between the front-wheel of automobile and trailing wheel, correspondingly be respectively equipped with drg in each brake wheel inboard.Brake wheel is contained on the equalizer bar, and drg is contained on the back-plate, and back-plate is fixed on the equalizer bar, and equalizer bar links together by bumper and the assembly frame that is fixed on the vehicle frame.
Purpose of the present invention can also following mode reach: adopts by power cylinder, and oil pipe, braking divides the transmission device of cylinder composition, braking energy is transferred to each parts of drg.
In order to increase braking force, also can adopt by power cylinder oil pipe, braking divides cylinder, oil pump, fuel tank, pressure regulating valve, energy storage canister, the transmission device that brake control valve is formed, energy storage canister is arranged on the assembly frame, and its oil inlet is communicated with fuel tank by oil pump, its oil outlet pipe returns fuel tank through pressure regulating valve, and another oil outlet pipe leads to brake control valve.At glancing impact not, the latter is in off condition, and the pressure oil of oil pump output charges into energy storage canister, and after energy storage canister pressure reached specified value, oil pump was automatic deloading idle running.After brake pedal is operated, fluid from power cylinder moves down through oil pipe promotion control of braking valve body, it is open-minded to make energy storage canister lead to the oil pipe of brake control valve, pressure oil promotes the piston that braking divides cylinder through oil pipe, make brake shoe brake cheek under piston pressure, be pressed on the brake wheel of wheel nave.
The present invention can also adopt by power cylinder, oil pipe, braking divides cylinder, two vertical wheel cylinders and wheel cylinder push rod, two horizontal wheel cylinders and wheel cylinder push rod, the transmission device that braking mandril is formed, one end of braking mandril is a wedge shape, insert between two branch cylinder pistons of braking branch cylinder, it is the inclined-plane that braking divides the inner end surface of cylinder piston, is provided with a pair roller between the wedge surface of piston inclined-plane and braking mandril; Work as glancing impact, braking mandril moves down, and promotes braking by roller and divides the cylinder piston to move to both sides, thereby brake shoe brake cheek is pressed onto on the brake wheel of wheel nave.The other end of braking mandril has annular groove, and is relative with the claw of horizontal wheel cylinder push rod rod end, and laterally the water pump push rod is connected with an end of vertical wheel cylinder push rod of its top.At glancing impact, the fluid of power cylinder flows into horizontal wheel cylinder and vertical wheel cylinder by oil pipe, promoting horizontal wheel cylinder push rod moves, the claw of rod end is clamped in the groove of braking mandril, vertical wheelcylinder piston promotes its push rod and moves down, vertically the water pump push rod drives braking mandril by horizontal wheel cylinder push rod and moves down the realization braking.When braking stops, braking mandril, the wheel cylinder push rod all resets under action of reset spring.
Brake wheel of the present invention can use the general-utility car wheel of widening, and also can use a kind of brake wheel as shown in Figure 4, and this brake wheel has two wheel hubs, tire of outside cover, and the axle of two wheel hubs all is fixed on the equalizer bar.This structure can make braking force increase, and strengthens braking effect.
Brake treadle mechanism of the present invention and power cylinder can be with original brake device for car shared one, also can be provided with respectively, and brake pedal is arranged near original brake pedal.
Comparison prior art of the present invention has following advantage:
1, good braking effect can shorten the distance of automobile slide after the emergency brake, improves travel safety.
2, when the original brake equipment of automobile lost efficacy, can be used as second brake equipment performance braking function.
3, the complemental brake system that when automobile downhill, can be used as stabilizing speed.
The drawing of accompanying drawing is described as follows:
Fig. 1 is the structural representation of a kind of embodiment of the present invention.
Fig. 2 is the structural representation of another kind of embodiment of the present invention.
Fig. 3 is the structural representation of the third embodiment of the present invention.
Fig. 4 is the structural representation of a kind of the 4th kind of embodiment of the present invention.
The present invention will be described in further detail in conjunction with the accompanying drawings:
Fig. 1 is the structural representation of a kind of embodiment of the present invention.The assembly frame (4) that is fixed on the vehicle frame is located between the front-wheel and trailing wheel of automobile, in assembly frame (4) below equalizer bar (5) is arranged, and the two is connected to each other by bumper (6).The back-plate (33) of brake wheel (7) and drg (3) is housed on equalizer bar (5), braking is housed on back-plate divides cylinder (24) and brake shoe brake cheek (31).Brake treadle mechanism (1) comprises brake pedal (11), spring (12), depression bar (13), transmission device (2) comprises power cylinder (21), power cylinder piston (22), oil pipe (23), braking divides cylinder (24), braking divides a cylinder piston (25), retracing spring (26), and braking divides between the end points of a pair of brake shoe brake cheek (31) that cylinder (24) is located at drg (3), when brake pedal (11) when being operated, depression bar (13) propulsion power cylinder piston (22) is gone into braking with brake noise hydraulic pressure and is divided cylinder (24), promotes braking and divides cylinder piston (25) to move, and the brake shoe brake cheek (31) of drg (3) is pressed on the brake wheel (32) of brake wheel wheel hub.
Fig. 2 is the structural representation of another kind of embodiment of the present invention.The transmission device of this auxiliary brake device for automobile (2) comprises power cylinder (21), power cylinder piston (22), oil pipe (23), braking divides cylinder (24), braking divides cylinder piston (25), retracing spring (26), oil pump (271), pressure regulating valve (272), energy storage canister (273), brake control valve (28), energy storage canister (273) are arranged on the assembly frame (4), and its oil inlet communicates with fuel tank (274) by oil pump (271), its oil outlet pipe returns fuel tank (274) through pressure regulating valve (272), another oil outlet pipe leads to brake control valve (28), and this oil outlet pipe ends oil pump (271) automatic deloading idle running this moment at the valve body that glancing impact not is braked control cock (28).After stepping on brake pedal (11), fluid from power cylinder (21) flows into brake control valve (28) through oil pipe, the promotion valve body moves, thereby make energy storage canister (273) open-minded towards the oil pipe of brake control valve (28), pressure oil enters braking by brake control valve (28) and divides cylinder (24), promote braking and divide cylinder piston (25) to move, the brake shoe brake cheek (31) of drg (3) is pressed on the brake wheel (32) of brake wheel wheel hub.
Fig. 3 is the structural representation of the third embodiment of the present invention.Its transmission device (2) comprises power cylinder (21), oil pipe (23), and braking divides cylinder (24), two vertical wheel cylinders (291) and wheel cylinder push rod (292) thereof, two horizontal wheel cylinders (293) and wheel cylinder push rod (294) thereof and braking mandril (295).One end of braking mandril (295) is a wedge shape, inserting braking divides two brakings of cylinder (24) to divide between the cylinder piston (25), it is the inclined-plane that braking divides the inner end surface of cylinder piston (25), is provided with a pair roller (296) between the wedge surface of the inclined-plane of braking branch cylinder piston (25) and braking mandril (295).The other end of braking mandril (295) is provided with annular groove (297), and is connected with assembly frame (4) by spring (299), is with the sleeve pipe that is fixed on the assembly frame (4) outside spring (299).It is relative with annular groove (297) to establish claw (298) at an end of horizontal wheel cylinder push rod (294), and there is vertical wheel cylinder push rod (292) this end top.Laterally wheel cylinder (293) and vertical wheel cylinder (291) communicate with power cylinder (21) by oil pipe.At glancing impact, the fluid of power cylinder (21) flows into horizontal wheel cylinder (293) and vertical wheel cylinder (291), promoting horizontal wheel cylinder push rod (294) moves, claw (298) is clamped in the annular groove (297) of braking mandril (295), the piston of vertical wheel cylinder (291) promotes its push rod (292) and moves down, and moves down by horizontal wheel cylinder push rod (294) promotion braking mandril (295).Make the wedge surface of braking mandril (295) divide cylinder piston (25) to move, brake shoe brake cheek (31) is pressed onto on the brake wheel (32) of brake wheel wheel hub, realize braking to both sides by roller (296) promotion braking.After braking stops, braking mandril (295), brake shoe brake cheek (31) resets under retracing spring (26) effect.
Fig. 4 is the new structural representation of using the 4th kind of embodiment of type of this practicality.The brake wheel of this auxiliary brake device for automobile has two wheel hubs (71), and the outside is with a tire (72), and the axle of two wheel hubs all is fixed on the equalizer bar (5).
Claims (6)
1, a kind of auxiliary brake device for automobile, by brake treadle mechanism (1), transmission device (2), drg (3) is formed, it is characterized in that: left-right symmetric is set up a pair of brake wheel (7) between the front-wheel of automobile and trailing wheel, in each brake wheel inboard drg (3) is set; Brake wheel (7) is installed on the equalizer bar (5), and equalizer bar (5) links together by bumper (6) and the assembly frame (4) that is fixed on the vehicle frame.
2, by the described auxiliary brake device for automobile of claim 1, it is characterized in that: transmission device (2) comprises power cylinder (21), oil pipe (23), braking divides cylinder (24), power cylinder (21) divides cylinder (24) to communicate by oil pipe (23) and braking, and braking divides cylinder (24) to be located between a pair of brake shoe brake cheek (31) of drg (3).
3, by the described auxiliary brake device for automobile of claim 1, it is characterized in that adopting by power cylinder (21), oil pipe (23), braking divides cylinder (24), retracing spring (26), oil pump (271), pressure regulating valve (272), energy storage canister (273), fuel tank (274), the transmission device (2) that brake control valve (28) is formed, energy storage canister (273) is arranged on the assembly frame (4), its oil inlet communicates with fuel tank (274) by oil pump (271), its oil outlet pipe returns fuel tank (274) through pressure regulating valve (272), another oil outlet pipe leads to brake control valve (28), this oil outlet pipe is at glancing impact not, the valve body that is braked control cock (28) ends, the pressure oil of oil pump this moment (271) output charges into energy storage canister (273), after energy storage canister (273) pressure reaches specified value, oil pump is automatic deloading idle running, work as glancing impact, fluid from power cylinder (21) flows into brake control valve (28) through oil pipe, the promotion valve body moves, make energy storage canister (273) open-minded towards the oil pipe of brake control valve (28), pressure oil enters braking by brake control valve (28) and divides cylinder (24), promotes braking and divides cylinder piston (25) to move, and the brake shoe brake cheek (31) of drg (3) is pressed on the brake wheel (32) of wheel nave.
4, by the described auxiliary brake device for automobile of claim 1, it is characterized in that: transmission device (2) comprises power cylinder (21), oil pipe (23), braking divides cylinder (24), two vertical wheel cylinders (291) and wheel cylinder push rod (292) thereof, two horizontal wheel cylinders (293) and wheel cylinder push rod (294) thereof, braking mandril (295), one end of braking mandril (295) is a wedge shape, inserting braking divides two brakings of cylinder (24) to divide between the cylinder piston (25), it is the inclined-plane that braking divides the inner end surface of cylinder piston (25), is provided with a pair roller (296) between the wedge surface of braking branch cylinder piston inclined-plane and braking mandril (295); The other end of braking mandril (295) has annular groove (297), and is relative with the claw (298) of horizontal wheel cylinder push rod (294) rod end, and laterally wheel cylinder push rod (294) is connected with an end of vertical water pump push rod (292) of its top; At glancing impact, the fluid of power cylinder (21) flows into horizontal wheel cylinder (293) and vertical wheel cylinder (291) by oil pipe, promoting horizontal wheel cylinder push rod (294) moves, the claw (298) of rod end is clamped in the annular groove (297) of braking mandril (295), the piston of vertical wheel cylinder (291) promotes its push rod (292) and moves down, and promote braking mandril (295) by horizontal wheel cylinder push rod (294) and move down, make the wedge surface of braking mandril (295) divide cylinder piston (25) to move to both sides by roller (296) promotion braking, brake shoe brake cheek (31) is pressed onto on the brake wheel (32) of brake wheel wheel hub (71), realizes braking.
5, by claim 2 or 3 or 4 described auxiliary brake device for automobile, it is characterized in that brake wheel (7) is with a tire (72) outside two wheel hubs (71), the axle of two wheel hubs all is installed on the equalizer bar (5).
6,, it is characterized in that brake wheel (7) adopts the general-utility car wheel of widening by claim 2 or 3 or 4 described auxiliary brake device for automobile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 90101256 CN1054746A (en) | 1990-03-12 | 1990-03-12 | Auxiliary brake device for automobile |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 90101256 CN1054746A (en) | 1990-03-12 | 1990-03-12 | Auxiliary brake device for automobile |
| CN 90109997 CN1020437C (en) | 1990-12-08 | 1990-12-08 | Bound filling technology and equipment for liquid bottle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1054746A true CN1054746A (en) | 1991-09-25 |
Family
ID=25742619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 90101256 Pending CN1054746A (en) | 1990-03-12 | 1990-03-12 | Auxiliary brake device for automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1054746A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105307915A (en) * | 2013-04-26 | 2016-02-03 | 丰田自动车株式会社 | Hydraulic brake system, air venting device, and air venting method |
| CN106315459A (en) * | 2015-06-30 | 2017-01-11 | 比亚迪股份有限公司 | Parking braking system for forklift and forklift provided with parking braking system |
| CN107901894A (en) * | 2017-11-13 | 2018-04-13 | 福建工程学院 | A kind of braking automobile auxiliary system |
| CN114212736A (en) * | 2021-12-03 | 2022-03-22 | 杭州昱透实业有限公司 | Forklift with automatically adjustable balance wheel load suspension system and use method |
-
1990
- 1990-03-12 CN CN 90101256 patent/CN1054746A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105307915A (en) * | 2013-04-26 | 2016-02-03 | 丰田自动车株式会社 | Hydraulic brake system, air venting device, and air venting method |
| CN106315459A (en) * | 2015-06-30 | 2017-01-11 | 比亚迪股份有限公司 | Parking braking system for forklift and forklift provided with parking braking system |
| CN106315459B (en) * | 2015-06-30 | 2019-03-29 | 比亚迪股份有限公司 | Fork truck parking braking system and fork truck with it |
| CN107901894A (en) * | 2017-11-13 | 2018-04-13 | 福建工程学院 | A kind of braking automobile auxiliary system |
| CN114212736A (en) * | 2021-12-03 | 2022-03-22 | 杭州昱透实业有限公司 | Forklift with automatically adjustable balance wheel load suspension system and use method |
| CN114212736B (en) * | 2021-12-03 | 2024-04-19 | 浙江昱透实业有限公司 | Fork truck with automatically adjustable balance wheel load suspension system and use method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C01 | Deemed withdrawal of patent application (patent law 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |