CN112208633B - Pure electric vehicle chassis device with stable steering function - Google Patents
Pure electric vehicle chassis device with stable steering function Download PDFInfo
- Publication number
- CN112208633B CN112208633B CN202010916801.8A CN202010916801A CN112208633B CN 112208633 B CN112208633 B CN 112208633B CN 202010916801 A CN202010916801 A CN 202010916801A CN 112208633 B CN112208633 B CN 112208633B
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- Prior art keywords
- steering
- stable
- chassis
- pull rod
- magnetic
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- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 229910000976 Electrical steel Inorganic materials 0.000 claims description 18
- 239000002184 metal Substances 0.000 claims description 7
- 229910052573 porcelain Inorganic materials 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 230000000087 stabilizing effect Effects 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 230000003134 recirculating effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D7/00—Steering linkage; Stub axles or their mountings
- B62D7/18—Steering knuckles; King pins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G13/00—Resilient suspensions characterised by arrangement, location or type of vibration dampers
- B60G13/02—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers dissipating energy, e.g. frictionally
- B60G13/06—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers dissipating energy, e.g. frictionally of fluid type
- B60G13/08—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers dissipating energy, e.g. frictionally of fluid type hydraulic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D7/00—Steering linkage; Stub axles or their mountings
- B62D7/20—Links, e.g. track rods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/20—Type of damper
- B60G2202/24—Fluid damper
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Power Steering Mechanism (AREA)
- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
Abstract
The invention provides a chassis device of a pure electric vehicle with a stable steering function, which comprises a chassis body, steering axles, steering wheels, a magnetic steering mechanism and a stable auxiliary mechanism, wherein the steering axles, the steering wheels, the magnetic steering mechanism and the stable auxiliary mechanism are respectively arranged at the front end and the rear end of the chassis body. The invention provides a device capable of adjusting a chassis according to steering, which is capable of timely and stably steering through an innovative magnetic steering mechanism and movably adjusting and controlling a stable auxiliary mechanism through the magnitude of a current value generated in the steering process, so that the upper stable chassis is always stable through movement, and the driving comfort is remarkably improved.
Description
Technical Field
The invention belongs to the field of automobile accessories, and particularly relates to a chassis device of a pure electric automobile with a stable steering function.
Background
The steering mechanism of the automobile controls the running direction of the automobile according to the intention of a driver, and mainly comprises 4 types, namely a worm pin type, a worm roller type, a recirculating ball type and a rack gear type. When the automobile turns rapidly, the generated centrifugal force is large, so that a driver and passengers are easy to incline, and driving experience is affected. Meanwhile, the problems of heavy steering and insufficient turning exist in all the 4 steering mechanisms, and the safe and smooth steering is affected.
Therefore, a mechanism which can quickly and effectively turn to without affecting the riding experience is a problem which needs to be solved by the person skilled in the art.
Disclosure of Invention
In order to solve the problems, the invention discloses a chassis device of a pure electric vehicle with a stable steering function.
In order to achieve the above purpose, the present invention provides the following technical solutions:
A chassis device of a pure electric vehicle with a stable steering function comprises a chassis body, steering axles, steering wheels, a magnetic steering mechanism and a stable auxiliary mechanism, wherein the steering axles, the steering wheels, the magnetic steering mechanism and the stable auxiliary mechanism are respectively arranged at the front end and the rear end of the chassis body; steering knuckles are respectively arranged at two ends of the steering axle through steering knuckle shafts; the steering knuckle shaft is vertically arranged; the steering wheel is matched and installed with the steering knuckle; the steering knuckle is connected with the magnetic pull rod through a steering knuckle arm; the magnetic attraction type pull rod comprises a connecting pull rod, a steering pull rod and a magnetic attraction conducting piece; one end of the connecting pull rod is connected with the steering knuckle arm, and the other end of the connecting pull rod is provided with a steering adjusting groove inwards along the axial direction; one end of the steering pull rod is in sliding fit in the steering adjusting groove and is connected to the bottom of the steering adjusting groove through a steel spring, and the other end of the steering pull rod is rotationally connected with the steering axle; the magnetic conduction piece comprises a magnetic block, a silicon steel sheet, a wire, a slide rheostat and a power supply; the magnetic block is fixed at the bottom of the steering adjusting groove; the silicon steel sheet is matched and installed at one end of the steering pull rod, which is positioned in the steering adjusting groove; the wires are uniformly wound on the surface of the silicon steel sheet and are sequentially connected with the slide rheostat and the power supply to form a loop; the sliding sheet of the sliding rheostat is connected with the steering rocker arm; the stable auxiliary mechanism comprises an upper stable chassis and an auxiliary support piece; the upper stable chassis is arranged on the upper surface of the chassis body through an auxiliary supporting rod; the auxiliary support is a hydraulic cylinder.
The invention provides a chassis device of a pure electric vehicle with a stable steering function, which consists of a chassis body, steering axles, steering wheels, a magnetic steering mechanism and a stable auxiliary mechanism, wherein the steering axles, the steering wheels, the magnetic steering mechanism and the stable auxiliary mechanism are respectively arranged at the front end and the rear end of the chassis body. The two ends of the steering bridge are respectively provided with a steering knuckle through a steering knuckle shaft in a matching way, steering wheels are arranged through the steering knuckle in a matching way, and the steering knuckle is connected with the magnetic pull rod through a steering knuckle arm; the magnetic attraction type pull rod comprises a connecting pull rod, a steering pull rod and a magnetic attraction conducting piece, wherein one end of the connecting pull rod is connected with a steering knuckle arm, and the other end of the connecting pull rod is provided with a steering adjusting groove inwards along the axial direction; one end of the steering pull rod is in sliding fit in the steering adjusting groove, and is connected to the bottom of the steering adjusting groove through a steel spring, the other end of the steering pull rod is rotationally connected with the steering axle, the steering pull rod is moved along the steering adjusting groove through the magnetic attraction conducting piece, and the steering adjusting groove is further rotated by pulling the steering knuckle through the steering knuckle arm, so that steering is realized.
Specifically, the magnetic attraction conducting piece comprises a magnetic block, a silicon steel sheet, a wire, a slide rheostat and a power supply, wherein the magnetic block is fixed at the bottom of a steering adjusting groove; the silicon steel sheet is matched and installed at one end of the steering pull rod, which is positioned in the steering adjusting groove; the wires are uniformly wound on the surface of the silicon steel sheet and are sequentially connected with the slide rheostat and the power supply to form a loop; the sliding sheet of the sliding rheostat is connected with the steering rocker arm; the sliding sheet of the sliding rheostat is arranged with the steering rocker, the access resistance value of the sliding rheostat is changed through the movement of the steering rocker, and the current in the lead is further changed, so that different magnetic attraction between the magnetic block and the silicon steel sheet is realized, and the steering is ensured to be more timely.
Meanwhile, the invention also comprises a stable auxiliary mechanism consisting of an upper stable chassis and an auxiliary support piece; the upper stable chassis is arranged on the upper surface of the chassis body through an auxiliary supporting rod; the auxiliary support is a hydraulic cylinder. The upper stable chassis is kept as horizontal as possible through telescopic support adjustment of the auxiliary support piece, so that stable steering is realized.
Further, the stabilizing auxiliary mechanism also comprises a current sensor and a servo driver; the current sensor is connected into a loop where the silicon steel sheet is located and is connected with the servo driver; the hydraulic cylinder is a servo hydraulic cylinder and is also connected with the servo driver.
In order to promote the steering stable function, the stable auxiliary mechanism also comprises a current sensor and a servo driver; the current sensor is connected into a loop where the silicon steel sheet is located, detects the current in the lead wire, feeds back the current to the servo driver, and controls the telescopic action of the hydraulic rod through the servo driver.
Further, a stable moving table is arranged on the surface of the chassis body; the surface of the stable moving table is provided with an arc-shaped stable track; the upper stable chassis is also an arc-shaped chassis and is matched and installed on the stable rail; the pneumatic cylinders are uniformly distributed on two sides of the upper stable chassis, the bottom ends of the pneumatic cylinders are fixed on the chassis body, and the output ends of the pneumatic cylinders are rotationally connected with the bottom side of the upper stable chassis.
In order to make the operation of the stable auxiliary mechanism smoother, the surface of the chassis body is provided with a stable moving table, the surface of the chassis body is provided with an arc-shaped stable rail, correspondingly, the upper stable chassis is also designed into an arc-shaped chassis and is matched and installed on the stable rail; the hydraulic cylinders are uniformly distributed on two sides of the upper stable chassis, and the movable adjustment of the upper stable chassis is realized through the hydraulic cylinders.
Further, the slide rheostat is provided with an arc-shaped porcelain barrel and a metal rod, and the sliding sheet is slidably arranged on the metal rod; the steering rocker arm is positioned at one side of the circle center of the arc-shaped porcelain cylinder.
Further, the knuckle arm is arc-shaped rod-like.
In order to make the adjustment of the slide rheostat be jointed with the action of the steering knuckle arm, the slide rheostat provided by the invention is provided with an arc-shaped porcelain cylinder and a metal rod, and the steering knuckle arm is also arc-shaped rod.
Further, the power supply is a vehicle-mounted power supply.
Compared with the prior art, the invention provides the device capable of adjusting the chassis according to the steering, the novel magnetic steering mechanism is used for timely and stably steering, and the stable auxiliary mechanism is movably regulated and controlled according to the magnitude of the current value generated in the steering process, so that the upper stable chassis is always stable through movement, and the driving comfort is obviously improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
Fig. 2 is a schematic diagram of connection of the magnetic attraction conductive member in the present invention.
List of reference numerals: the steering wheel comprises a chassis body 1, a steering axle 2, steering wheels 3, a steering knuckle 4, a steering knuckle arm 5, a connecting pull rod 6, a steering pull rod 7, a steering adjusting groove 8, a steel spring 9, a magnetic block 11, a silicon steel sheet 12, a wire 13, a slide rheostat 14, a power supply 15, a steering rocker 16, an upper stable chassis 17, an auxiliary support 18, a current sensor 19, a servo driver 20 and a stable moving table 21.
Detailed Description
The technical scheme provided by the present invention will be described in detail with reference to the following specific examples, and it should be understood that the following specific examples are only for illustrating the present invention and are not intended to limit the scope of the present invention.
The invention discloses a chassis device of a pure electric vehicle with a stable steering function, as shown in a structural schematic diagram in fig. 1, and the chassis device comprises a chassis body 1, steering axles 2, steering wheels 3, a magnetic steering mechanism and a stable auxiliary mechanism, wherein the steering axles 2, the steering wheels 3, the magnetic steering mechanism and the stable auxiliary mechanism are respectively arranged at the front end and the rear end of the chassis body 1.
Two ends of the steering axle 2 are respectively provided with a steering knuckle 4 through a steering knuckle shaft; the steering knuckle shaft is vertically arranged; the steering wheel 3 is matched and installed with the steering knuckle 4; the knuckle 4 is connected with a magnetic attraction type pull rod through a knuckle arm 5, and the knuckle arm 5 is arc-shaped rod-shaped.
The magnetic attraction type pull rod comprises a connecting pull rod 6, a steering pull rod 7 and a magnetic attraction conducting piece; one end of the connecting pull rod 6 is connected with the knuckle arm 5, and the other end is provided with a steering adjusting groove 8 inwards along the axial direction; one end of the steering pull rod 7 is in sliding fit in the steering adjustment groove 8 and is connected to the bottom of the steering adjustment groove 8 through a steel spring 9, and the other end of the steering pull rod is rotationally connected with the steering axle 2; the magnetic conduction piece comprises a magnetic block 11, a silicon steel sheet 12, a wire 13, a slide rheostat 14 and a power supply 15; the magnetic block 11 is fixed at the bottom of the steering adjusting groove 8; the silicon steel sheet 12 is cooperatively arranged at one end of the steering pull rod 7 positioned in the steering adjusting groove 8; the lead 13 is uniformly wound on the surface of the silicon steel sheet 12 and is sequentially connected with the slide rheostat 14 and the power supply 15 to form a loop; the slide of the slide rheostat 14 is connected to the pitman arm 16.
The slide rheostat 14 is provided with an arc-shaped porcelain barrel and a metal rod, and the sliding sheet is slidably arranged on the metal rod; the steering rocker arm 16 is positioned at one side of the circle center of the arc-shaped porcelain cylinder; the power supply 15 is a vehicle-mounted power supply.
The stationary auxiliary mechanism comprises an upper stationary chassis 17 and an auxiliary support 18; the upper stable chassis 17 is arranged on the upper surface of the chassis body 1 through an auxiliary supporting rod 18; the auxiliary support 18 is a hydraulic cylinder; specifically, the surface of the chassis body 1 is provided with a stationary moving stage 21; the surface of the stationary moving table 21 is provided with a stationary track in an arc shape; the upper stable chassis 17 is also an arc-shaped chassis and is matched and installed on the stable rail; the pneumatic cylinders are uniformly distributed on two sides of the upper stable chassis 17, the bottom ends of the pneumatic cylinders are fixed on the chassis body 1, and the output ends of the pneumatic cylinders are rotationally connected with the bottom side of the upper stable chassis 17. The stabilizing auxiliary mechanism also comprises a current sensor 19 and a servo driver 20; the current sensor 19 is connected into a loop where the silicon steel sheet 12 is positioned and is connected with the servo driver 20; the hydraulic cylinder is a servo hydraulic cylinder and is also connected to the servo driver 20.
Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the technical solution, and those skilled in the art should understand that modifications and equivalents may be made to the technical solution of the present invention without departing from the spirit and scope of the present invention, and all the modifications and equivalents are included in the scope of the claims of the present invention.
Claims (2)
1. The utility model provides a pure electric vehicles chassis device with steady steering function which characterized in that: comprises a chassis body (1), steering axles (2) respectively arranged at the front end and the rear end of the chassis body (1), steering wheels (3), a magnetic steering mechanism and a stable auxiliary mechanism; two ends of the steering axle (2) are respectively provided with a steering knuckle (4) through a steering knuckle shaft; the steering knuckle shaft is vertically arranged; the steering wheel (3) is matched with the steering knuckle (4); the steering knuckle (4) is connected with a magnetic pull rod through a steering knuckle arm (5); the magnetic attraction type pull rod comprises a connecting pull rod (6), a steering pull rod (7) and a magnetic attraction conducting piece; one end of the connecting pull rod (6) is connected with the knuckle arm (5), and the other end of the connecting pull rod is provided with a steering adjusting groove (8) inwards along the axial direction; one end of the steering pull rod (7) is in sliding fit in the steering adjusting groove (8) and is connected to the groove bottom of the steering adjusting groove (8) through a steel spring (9), and the other end of the steering pull rod is rotationally connected with the steering axle (2); the magnetic conduction piece comprises a magnetic block (11), a silicon steel sheet (12), a wire (13), a slide rheostat (14) and a power supply (15); the magnetic block (11) is fixed at the bottom of the steering adjusting groove (8); the silicon steel sheet (12) is cooperatively arranged at one end of the steering pull rod (7) positioned in the steering adjusting groove (8); the lead (13) is uniformly wound on the surface of the silicon steel sheet (12) and is sequentially connected with the slide rheostat (14) and the power supply (15) to form a loop; the sliding sheet of the sliding rheostat (14) is connected with the steering rocker arm (16); the stabilizing auxiliary mechanism comprises an upper stabilizing chassis (17) and an auxiliary support (18); the upper stable chassis (17) is arranged on the upper surface of the chassis body (1) through an auxiliary supporting piece (18); the auxiliary support (18) is a hydraulic cylinder; the stabilizing auxiliary mechanism also comprises a current sensor (19) and a servo driver (20); the current sensor (19) is connected into a loop where the silicon steel sheet (12) is located and is connected with the servo driver (20); the hydraulic cylinder is a servo hydraulic cylinder and is also connected with a servo driver (20); a stable moving table (21) is arranged on the surface of the chassis body (1); the surface of the stable moving table (21) is provided with an arc-shaped stable track; the upper stable chassis (17) is also an arc-shaped chassis and is matched and installed on the stable track; the hydraulic cylinders are uniformly distributed on two sides of the upper stable chassis (17), the bottom ends of the hydraulic cylinders are fixed on the chassis body (1), and the output ends of the hydraulic cylinders are rotationally connected with the bottom side of the upper stable chassis (17); the slide rheostat (14) is provided with an arc-shaped porcelain barrel and a metal rod, and a sliding sheet is slidably arranged on the metal rod; the steering rocker arm (16) is positioned at one side of the circle center of the arc-shaped porcelain cylinder; the steering knuckle arm (5) is arc-shaped rod-shaped.
2. The chassis device for a pure electric vehicle with a stable steering function according to claim 1, wherein: the power supply (15) is a vehicle-mounted power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010916801.8A CN112208633B (en) | 2020-09-03 | 2020-09-03 | Pure electric vehicle chassis device with stable steering function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010916801.8A CN112208633B (en) | 2020-09-03 | 2020-09-03 | Pure electric vehicle chassis device with stable steering function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112208633A CN112208633A (en) | 2021-01-12 |
| CN112208633B true CN112208633B (en) | 2024-04-26 |
Family
ID=74049192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010916801.8A Active CN112208633B (en) | 2020-09-03 | 2020-09-03 | Pure electric vehicle chassis device with stable steering function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112208633B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20070035762A (en) * | 2005-09-28 | 2007-04-02 | 기아자동차주식회사 | Automobile steering equipment structure |
| KR20090088043A (en) * | 2008-02-14 | 2009-08-19 | 주식회사 만도 | Electrical power steering apparatus for vehicle equipped with integrated steering axis |
| CN102874306A (en) * | 2012-10-30 | 2013-01-16 | 重庆理工大学 | Motor steering purely-rolling device |
| KR20130064663A (en) * | 2011-12-08 | 2013-06-18 | 현대모비스 주식회사 | Steering device |
| CN107097848A (en) * | 2017-04-07 | 2017-08-29 | 安徽宏祥工业循环经济开发有限公司 | A kind of hydraulic booster chassis vehicle axle steering system |
| CN208855719U (en) * | 2018-08-13 | 2019-05-14 | 王利帅 | The positive and negative 90 degree of corner diverters of hub motor |
| EP3620315A1 (en) * | 2018-09-05 | 2020-03-11 | Citic Dicastal Co., Ltd. | Steering knuckle of vehicle turning wheel, steering device and vehicle |
| CN210793140U (en) * | 2019-10-30 | 2020-06-19 | 乐普（北京）医疗装备有限公司 | Connecting rod type ground foot brake device |
-
2020
- 2020-09-03 CN CN202010916801.8A patent/CN112208633B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20070035762A (en) * | 2005-09-28 | 2007-04-02 | 기아자동차주식회사 | Automobile steering equipment structure |
| KR20090088043A (en) * | 2008-02-14 | 2009-08-19 | 주식회사 만도 | Electrical power steering apparatus for vehicle equipped with integrated steering axis |
| KR20130064663A (en) * | 2011-12-08 | 2013-06-18 | 현대모비스 주식회사 | Steering device |
| CN102874306A (en) * | 2012-10-30 | 2013-01-16 | 重庆理工大学 | Motor steering purely-rolling device |
| CN107097848A (en) * | 2017-04-07 | 2017-08-29 | 安徽宏祥工业循环经济开发有限公司 | A kind of hydraulic booster chassis vehicle axle steering system |
| CN208855719U (en) * | 2018-08-13 | 2019-05-14 | 王利帅 | The positive and negative 90 degree of corner diverters of hub motor |
| EP3620315A1 (en) * | 2018-09-05 | 2020-03-11 | Citic Dicastal Co., Ltd. | Steering knuckle of vehicle turning wheel, steering device and vehicle |
| CN210793140U (en) * | 2019-10-30 | 2020-06-19 | 乐普（北京）医疗装备有限公司 | Connecting rod type ground foot brake device |
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| CN112208633A (en) | 2021-01-12 |
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