CN103264695A - Electric vehicle for improving turning safety - Google Patents
Electric vehicle for improving turning safety Download PDFInfo
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- CN103264695A CN103264695A CN201310155017XA CN201310155017A CN103264695A CN 103264695 A CN103264695 A CN 103264695A CN 201310155017X A CN201310155017X A CN 201310155017XA CN 201310155017 A CN201310155017 A CN 201310155017A CN 103264695 A CN103264695 A CN 103264695A
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Abstract
An electric vehicle for improving turning safety comprises a steering wheel, a vehicle body, an axle, a motor, a brake arm and a brake master cylinder, and is characterized by further comprising a braking master pump, a disc brake, a clamp type pump, a boosting pump and a brake cylinder. The electric vehicle has the advantages that a working chamber of a hydraulic cylinder on the outer steering side is closed only during steering of the electric vehicle, so that a length between the top end of the hydraulic cylinder and the bottom end of the a piston rod is adjusted to a fixed length, the outer steering side of the vehicle body is supported, and the vehicle body steering to the outer side is prevented from pressing down to roll over under the action of inertia; and during normal driving of the electric vehicle, working chambers of hydraulic cylinders are opened, the length between the top end of each hydraulic cylinder and the bottom end of each piston rod can be adjusted, and accordingly a shock absorber of the electric vehicle plays a role in shock absorption.
Description
Technical field
The invention belongs to the vehicle technology field, be specifically related to a kind of electronlmobil that improves turning security.
Background technology
For fuel automobile, be respectively curved and braking to two kinds of the highest situations of security requirement in the driving process.In order to ensure chaufeur, with the safety of taking advantage of personnel and vehicle, necessarily require vehicle crossing at a high speed when bending and can not turning on one's side, when braking, can not make a fault.At above-mentioned two problems, the research staff has all made bigger breakthrough, yet for electronlmobil, both of these case but fails effectively to solve.Concrete reason is:
Present electronlmobil adopts the electric energy of battery stores as power source, its in actual applications, the problem that highlights most is exactly that continual mileage is short.In order to increase the continual mileage of electronlmobil, one of actv. way is exactly the own wt that alleviates vehicle.After alleviating the deadweight of vehicle, the traveling comfort when driving for assurance, the shock-absorbing intensity of vehicle also will correspondingly weaken.Ackermann steer angle, wheel reverses by force at chaufeur and produces deflection down, friction force between wheel and ground forces Vehicular turn, and vehicle is kept vehicle to the power of former direction running owing to effect of inertia can produce, and on the one hand, this power is with respect to the moment of the fulcrum generation of friction force, can convert very big off normal weight to and press to the outside, this off normal weight can pass to outside Shock absorber, and the Shock absorber after weakening is significantly compressed, and vehicle body is tilted to the outside that turns to; On the other hand, this power also can produce the side thrust that vehicle is moved to former direction, because the friction force between tire and ground is Vehicular turn by force, make inboard Shock absorber owing to vehicle's center of gravity moves the upwards jack-up of taking advantage of other's power laterally, boosting the inclined degree of vehicle, even making vehicle rollover, accident appears.So, say that to a certain extent the Shock absorber after weakening has increased the probability of vehicle generation rollover.
Conversely, though the big Shock absorber of hardness can reduce the possibility of vehicle rollover, make and drive to produce violent top ripple and like a hen on a hot girdle because hardness is crossed conference.
In addition, during car brakeing, its principle and process mainly are to rely on to step on brake pedal and make vacuum pump produce negative pressure, and negative pressure is delivered to master cylinder, finally by master cylinder control brake braking brake.Most important parts are vacuum pumps in this process, and vacuum pump needs electric energy to keep when work, and can consume more electric energy.As everyone knows, in driving process, tend to and need repeatedly brake, and and the non-once braking, just produce comparatively distinct issues thus: repeatedly Zhi Dong consequence is to consume more electric energy and make the travelled distance minimizing.
In view of this, the electronlmobil field is still waiting the research staff and further probes into.
Summary of the invention
The technical problem to be solved in the present invention is: overcome the deficiencies in the prior art, a kind of electronlmobil that improves turning security is provided, can control master cylinder work by inertia, reduce power consumption, rollover in the time of preventing from turning again.
The technical solution adopted for the present invention to solve the technical problems is: a kind of electronlmobil that improves turning security, comprise bearing circle, car body, vehicle bridge, electrical motor, brake arm and master cylinder, it is characterized in that: also comprise brake main pump, disc brake, jaw type pump, boost pump and brake cylinder; The left hydraulic cylinder and the right hydraulic actuating cylinder that about arranging between car body and the vehicle bridge, distribute, corresponding car body and the vehicle bridge of connecting of the upper and lower side of left hydraulic cylinder and right hydraulic actuating cylinder; The equal UNICOM of the epitrochoidal chamber of left hydraulic cylinder and right hydraulic actuating cylinder holds the hydraulic fluid tank of hydraulic pressure body, the electric-controlled switch valve is set on the pipeline between epitrochoidal chamber and the hydraulic fluid tank, the electric-controlled switch valve connects control setup, control setup comprises reset button and pole changer, reset button and pole changer are arranged on the bearing circle, the break-make of pole changer control electromagnetic valve working power, the break-make of reset button control pole changer;
Push rod and the brake arm of brake main pump are hinged, and disc brake is fixed on the output main shaft, and jaw type pump movable set is on the output main shaft, and the dish wing of disc brake is arranged in the jaw of jaw type pump; Brake main pump is connected with the jaw type pump, and the jaw type pump can compress the push rod retraction of boost pump when rotating; Boost pump is connected with brake cylinder, and the push rod of brake cylinder and the push rod of master cylinder link.
Preferably, left hydraulic cylinder and the same pipeline of right hydraulic actuating cylinder process UNICOM hydraulic fluid tank, the electric-controlled switch valve is positioned on this same pipeline.
Preferably, the electric-controlled switch valve is electromagnetic valve.
Preferably, the jaw type pump is provided with roller, and roller contacts with the piston rod end of boost pump.
Compared with prior art, the invention has the beneficial effects as follows:
1, because only when electronlmobil turns to, just will turn to the epitrochoidal chamber of the hydraulic actuating cylinder in the outside to close, make the top of hydraulic actuating cylinder between the bottom of piston rod, be adjusted to regular length, in order to support the outside that turns to of car body, the car body outside preventing from turning to presses down under action of inertia and turns on one's side; When electronlmobil normally travelled, the epitrochoidal chamber of hydraulic actuating cylinder was in opening state, and top that can the regulator solution cylinder pressure is to the length between the bottom of piston rod, thereby made the Shock absorber performance shock-absorbing effect of electronlmobil.
2, owing to be positioned at the hydraulic actuating cylinder that turns to the inboard and be arranged in the hydraulic actuating cylinder that turns to the outside, epitrochoidal chamber can be closed simultaneously, fixedly the interaxle distance is arrived in the car body both sides simultaneously, namely support car body and turn to outside time, hold the inboard that turns to of car body, be conducive to keep the balance of car body more.
3, owing to trigger its mode of operation by turning to button to connect touch switch in the control setup, guarantee can trigger control setup the instantaneous of turn inside diameter, simple in structure, stable operation is reliable.
4, brake arm rotates the brake main pump work that makes, brake main pump pump oil in the jaw type pump makes its plunger clamp disc brake, thereby the rotator inertia that picks up motor shaft carries out power brake, the power-assisted mode that has replaced vacuum booster pump, thereby reduced power consumption and improved the continuation of the journey mileage, rational in infrastructure reliable, accurately fast.
5, the present invention is simple in structure, not only makes electronlmobil keep balance when turning to, and makes Shock absorber normally bring into play the shock-absorbing effect when keeping straight on, thereby steering balance and shock-absorbing are organically combined, and is convenient in industry apply.
Description of drawings
Fig. 1 is the structural representation that turns to balancing device among the present invention;
Fig. 2 is the button distribution graph on the bearing circle of the present invention;
Fig. 3 is work-saving device structural representation of the present invention;
Fig. 4 is that A-A shown in Figure 3 is to cutaway view.
Be labeled as among the figure:
1, hydraulic actuating cylinder; 2, piston rod; 3, discharge chamber; 4, epitrochoidal chamber; 5, electromagnetic valve; 6, reset button; 7, hydraulic fluid tank; 8, pole changer; 9, boost pump; 10, storage battery; 11, output shaft; 12, bearing circle; 13, brake main pump;
14, master cylinder; 15, brake arm; 16, jaw type pump; 17, vehicle frame axle; 18, roller; 19; Disc brake;
19.1, the dish wing; 20, brake cylinder.
The specific embodiment
Below in conjunction with accompanying drawing embodiment, the present invention is described further:
The present invention is consistent with human body working direction and car body working direction to be benchmark, and car body is defined as left side and right side in the both sides of Width correspondence.
As shown in Figure 1, 2, the present invention arranges the steering balance control setup in electronlmobil, be embodied in: left and right hydraulic actuating cylinder 1 is set between car body and the vehicle bridge, and the upper end of hydraulic actuating cylinder 1 connects car body, the lower end connects vehicle bridge.Piston is divided into epitrochoidal chamber 4 and discharge chamber 3 with the inner chamber of hydraulic actuating cylinder 1, and epitrochoidal chamber 4 and discharge chamber 3 are communicated with hydraulic fluid tank 7 respectively, in the oil circuit between hydraulic fluid tank 7 and the epitrochoidal chamber 4 electromagnetic valve 5 is set, the break-make of electromagnetic valve 5 these oil circuits of control.Left and right pole changer 8 and reset button 6 are set on the bearing circle 12, by the working power of storage battery 10 as left and right electromagnetic valve 5, be connected with left steering switch 8 in the current supply circuit that storage battery 10 and left electromagnetic valve are 5, be connected with right steering switch 8 in the current supply circuit that storage battery 10 and right electromagnetic valve are 5.The break-make of reset button 6 control pole changers 8.
Shown in Fig. 3 and 4, for realizing the servobrake of electronlmobil in the turning process, brake arm 15 is installed on the vehicle frame axle 17, boost pump 9 is communicated with brake cylinder 20.The piston rod of master cylinder 14 is connected with the piston rod of brake cylinder 20, and brake arm 15 is hinged with the piston rod of brake main pump 13.At output shaft 11 disc brake 19 is installed, movable set jaw type pump 16 on output shaft 11, the dish wing 19.1 of disc brake 19 is arranged in the jaw of jaw type pump 16, and jaw type pump 16 is communicated with brake main pump 13.Roller 18 also is installed on the jaw type pump 16, and the arc surface of roller 18 contacts with the piston rod of boost pump 9.
Among the present invention, movable set refers to adopt the mode of conventional antifriction-bearing box or free-running fit, can make a kind of mounting means that produces relative rotation between two attaching partss.Therefore, when normal vehicle operation, output shaft 11 rotates, but jaw type pump 16 does not rotate.Have only after stepping on brake pedal, when jaw type pump 16 clamped disc brake 19, the rotator inertia of output shaft 11 just can drive jaw type pump 16 and rotate together.Described herein only is design conventional in the machine design, and the hydraulic actuating cylinder 1 that adopts also can be replaced by cylinder, and its principle is all identical with working process and effect, does not give unnecessary details so do not do.
Principle of work of the present invention and working process are as follows:
When vehicle suddenly turns to the left, with respect to car body deflection to the right, chaufeur is pressed the left steering switch 8 on the bearing circle 12, connect the loop this moment, make electromagnetic valve 5 all connect storage battery 10, electromagnetic valve 5 charged actions in the telescopic head insertion hydraulic fluid tank 7 and the oil circuit between the epitrochoidal chamber 4 in it, are cut off oil circuit.So, 1 moment of left and right sides hydraulic actuating cylinder all becomes the connecting element that a length can not change, chassis and the vehicle bridge of vehicle body are fixed together firmly, the hydraulic actuating cylinder 1 in left side is held the left side of vehicle body, the hydraulic actuating cylinder 1 on right side supports the right side of vehicle body, the right side of vehicle body is no longer moved down, prevented the phenomenon that car body sinks to the right; After hydraulic actuating cylinder 1 sealing simultaneously, car body and vehicle bridge can be connected and lose mobility, because effect of inertia when still tilting to the right, the left side must upwards be lifted at car body, be installed in tire on the vehicle bridge etc. and play the counterweight effect, prevented effectively that further the vehicle right side from turning over.When vehicle is anxious when turning to the right, press right steering switch 8 and connect loops, make the hydraulic actuating cylinder 1 on right side hold the right side of vehicle body, the hydraulic actuating cylinder 1 in left side supports the left side of vehicle body, prevents that the vehicle left side from turning over, thereby has ensured the safety of vehicle.
After turn inside diameter finishes, pressing reset button 6 disconnects pole changer 8, cut off the working power of electromagnetic valve 5, electromagnetic valve 5 outages, the telescopic head return is connected the oil circuit between hydraulic fluid tank 7 and the epitrochoidal chamber 4, can regulate the top of hydraulic actuating cylinder 1 and the distance between piston rod 2 lower ends, the free up-and-down movement of piston rod 2 energy recovers due elasticity between car body and vehicle bridge, makes vehicle more comfortable under steam.
In the turn inside diameter process, when stepping on brake pedal, brake arm 15 drives brake main pump 13 work, brake main pump 13 work pump oil in the jaw type pump 16, the plunger at the jaw place of jaw type pump 16 stretches out, thereby clamps the dish wing 19.1 of disc brake 19, makes jaw type pump 16 vise disc brake 19 and with its rotation.In jaw type pump 16 rotating process, roller 18 is the piston rods of pushing boost pumps 9 constantly, make boost pump 9 pump oil in the brake cylinder 20, brake cylinder 20 work this moment.The piston rod of brake cylinder 20 drives master cylinder 14 work, finally finishes drag by master cylinder 14 control brakes.
The above only is preferred embodiment of the present invention, is not to be the restriction of the present invention being made other form, and any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent embodiment of equivalent variations.But every technical solution of the present invention content that do not break away to any simple modification, equivalent variations and remodeling that above embodiment does, still belongs to the protection domain of technical solution of the present invention according to technical spirit of the present invention.
Claims (4)
1. an electronlmobil that improves turning security comprises bearing circle, car body, vehicle bridge, electrical motor, brake arm and master cylinder, it is characterized in that: also comprise brake main pump, disc brake, jaw type pump, boost pump and brake cylinder; The left hydraulic cylinder and the right hydraulic actuating cylinder that about arranging between car body and the vehicle bridge, distribute, corresponding car body and the vehicle bridge of connecting of the upper and lower side of left hydraulic cylinder and right hydraulic actuating cylinder; The equal UNICOM of the epitrochoidal chamber of left hydraulic cylinder and right hydraulic actuating cylinder holds the hydraulic fluid tank of hydraulic pressure body, the electric-controlled switch valve is set on the pipeline between epitrochoidal chamber and the hydraulic fluid tank, the electric-controlled switch valve connects control setup, control setup comprises reset button and pole changer, reset button and pole changer are arranged on the bearing circle, the break-make of pole changer control electromagnetic valve working power, the break-make of reset button control pole changer;
Push rod and the brake arm of brake main pump are hinged, and disc brake is fixed on the output main shaft, and jaw type pump movable set is on the output main shaft, and the dish wing of disc brake is arranged in the jaw of jaw type pump; Brake main pump is connected with the jaw type pump, and the jaw type pump can compress the push rod retraction of boost pump when rotating; Boost pump is connected with brake cylinder, and the push rod of brake cylinder and the push rod of master cylinder link.
2. a kind of electronlmobil that improves turning security according to claim 1 is characterized in that: left hydraulic cylinder and right hydraulic actuating cylinder are through same pipeline UNICOM hydraulic fluid tank, and the electric-controlled switch valve is positioned on this same pipeline.
3. a kind of electronlmobil that improves turning security according to claim 2, it is characterized in that: the electric-controlled switch valve is electromagnetic valve.
4. a kind of electronlmobil that improves turning security according to claim 3, it is characterized in that: the jaw type pump is provided with roller, and roller contacts with the piston rod end of boost pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310155017.XA CN103264695B (en) | 2013-04-28 | 2013-04-28 | Electric vehicle for improving turning safety |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310155017.XA CN103264695B (en) | 2013-04-28 | 2013-04-28 | Electric vehicle for improving turning safety |
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| Publication Number | Publication Date |
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| CN103264695A true CN103264695A (en) | 2013-08-28 |
| CN103264695B CN103264695B (en) | 2017-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310155017.XA Active CN103264695B (en) | 2013-04-28 | 2013-04-28 | Electric vehicle for improving turning safety |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106274864A (en) * | 2016-08-28 | 2017-01-04 | 天津嵩山挂车有限公司 | A kind of lightweight trailer reminded with the limit and slowly brake |
| CN107131160A (en) * | 2017-06-30 | 2017-09-05 | 淄博润承知识产权代理有限公司 | A kind of electric automobile driving energy-storage system and electric automobile |
| TWI645996B (en) * | 2017-09-15 | 2019-01-01 | 六和機械股份有限公司 | Brake system with anti-rollover function |
Citations (5)
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| JPH1086625A (en) * | 1996-09-19 | 1998-04-07 | Mazda Motor Corp | Vehicle height adjusting device |
| EP1757473A2 (en) * | 2005-08-22 | 2007-02-28 | Technology Investments Limited | Vehicle suspension spring system |
| CN200998990Y (en) * | 2007-01-10 | 2008-01-02 | 湖南农业大学 | Suspension device capable of leveling automatically |
| CN201357823Y (en) * | 2009-01-15 | 2009-12-09 | 王小霞 | Device for controlling braking of motor vehicle |
| CN103057374A (en) * | 2012-12-27 | 2013-04-24 | 三一重工股份有限公司 | Hydro-pneumatic suspension system and engineering vehicle |
-
2013
- 2013-04-28 CN CN201310155017.XA patent/CN103264695B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1086625A (en) * | 1996-09-19 | 1998-04-07 | Mazda Motor Corp | Vehicle height adjusting device |
| EP1757473A2 (en) * | 2005-08-22 | 2007-02-28 | Technology Investments Limited | Vehicle suspension spring system |
| CN200998990Y (en) * | 2007-01-10 | 2008-01-02 | 湖南农业大学 | Suspension device capable of leveling automatically |
| CN201357823Y (en) * | 2009-01-15 | 2009-12-09 | 王小霞 | Device for controlling braking of motor vehicle |
| CN103057374A (en) * | 2012-12-27 | 2013-04-24 | 三一重工股份有限公司 | Hydro-pneumatic suspension system and engineering vehicle |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106274864A (en) * | 2016-08-28 | 2017-01-04 | 天津嵩山挂车有限公司 | A kind of lightweight trailer reminded with the limit and slowly brake |
| CN106274864B (en) * | 2016-08-28 | 2018-12-07 | 天津嵩山挂车有限公司 | A kind of lightweight trailer reminded with the limit and slowly brake |
| CN107131160A (en) * | 2017-06-30 | 2017-09-05 | 淄博润承知识产权代理有限公司 | A kind of electric automobile driving energy-storage system and electric automobile |
| CN107131160B (en) * | 2017-06-30 | 2018-12-25 | 威马智慧出行科技（上海）有限公司 | A kind of electric car driving energy-storage system and electric car |
| TWI645996B (en) * | 2017-09-15 | 2019-01-01 | 六和機械股份有限公司 | Brake system with anti-rollover function |
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| Publication number | Publication date |
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| CN103264695B (en) | 2017-05-03 |
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Effective date of registration: 20181105 Address after: 201799 floor 5, C building, 333 National Convention and Exhibition Center, song Ze Avenue, Qingpu District, Shanghai. Patentee after: Weimar Automobile Technology Group Co.,Ltd. Address before: 510640 2401, unit 371-1, Zhong Gong education building, five mountain road, Tianhe District, Guangzhou, Guangdong. Patentee before: GUANGDONG GAOHANG INTELLECTUAL PROPERTY OPERATION Co.,Ltd. Effective date of registration: 20181105 Address after: 510640 2401, unit 371-1, Zhong Gong education building, five mountain road, Tianhe District, Guangzhou, Guangdong. Patentee after: GUANGDONG GAOHANG INTELLECTUAL PROPERTY OPERATION Co.,Ltd. Address before: 255000 1112, room eleven, block C, new Century Square, No. 105, Liu Quan Road, hi tech Zone, Zibo, Shandong. Patentee before: ZIBO ZHENGBANG INTELLECTUAL PROPERTY PLANNING Co.,Ltd. |
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