CN104504983A - Stereo visual vehicle hydraulic steering system assembly teaching experiment table - Google Patents
Stereo visual vehicle hydraulic steering system assembly teaching experiment table Download PDFInfo
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- CN104504983A CN104504983A CN201410607891.7A CN201410607891A CN104504983A CN 104504983 A CN104504983 A CN 104504983A CN 201410607891 A CN201410607891 A CN 201410607891A CN 104504983 A CN104504983 A CN 104504983A
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- steering
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- joint
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B25/00—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes
- G09B25/02—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes of industrial processes; of machinery
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B9/00—Simulators for teaching or training purposes
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Power Steering Mechanism (AREA)
Abstract
The invention introduces a stereo visual vehicle hydraulic steering system assembly teaching experiment table, comprising an experiment table support formed by a base, a first installing platform, and a second installing platform. Two sides of the base are provided with tyres. Two sides of the first installing platform are provided with shock absorbers. A steering shaft is installed on an operation support. The steering shaft is provided with a steering wheel. The steering shaft is connected with a steering transmission shaft. The steering transmission shaft is connected with a steering input shaft. The steering input shaft is communicated with a rotary control valve. An integrated power steering gear is connected with the tyres through a steering tie rod. The second installing platform is provided with a liquid storage pot. The base is provided with an oil pump. The first installing platform is provided with a motor. A belt is sleeved on the motor. The belt is sleeved on the rotating shaft belt wheel of the oil pump. The second installing platform is provided with a power control switch box. The oil pump is electrically connected with the power control switch box. The power control switch box is provided with a power control switch. The experiment table is good in pertinence, convenient in use, and simple in operation.
Description
Technical field
The present invention relates to a kind of teaching and experiment equipment, especially a kind of car hydrostatic steering system assembly teaching experimental base of 3 D visible, belongs to teaching equipment technical field.
Background technology
In the vocational training of automobile major, being proficient in not only on Need Hierarchy Theory, the more important thing is to have practical operative ability, and training student can distinguish the ability with looking up the fault and fast processing fault.In traditional teaching pattern, mostly still take the mode of classroom instruction, although the equipment of some entities also can be assisted class hour to carry out explaining and illustrating saying, but the grasp situation of student is very general, lack the chance of hands-on practice, even if there is a small amount of practical operation chance, but also because lack teaching equipment and cause effect poor targetedly.For this reason, publication number is that the Chinese patent of CN201946209U discloses one " automobile EPS automated steering force aid system experiment table ", it comprises traversing carriage, electric circuit inspection chart board, steering column tube, control module, bearing circle, motor assembly, wheel, torque sensor, speed probe etc., it be by sensor and electric circuit inspection chart board simulate real car run time state, with this help student understand and grasp.But, this experiment table is the exploitation for the vehicle with EPS steering boost system, and for not there is the vehicle of EPS power steering, its structure and common automobile have larger difference, therefore, it does not just have the function instructing and simulate general type automobile construction and aided education.And for beginner, need to start with study from the most basic hydraulic power steering system, grasp automobile construction that like this can not only be incremental, the more important thing is and can lay a solid foundation to student, for later study and innovation provide good soil.
Summary of the invention
For above-mentioned deficiency of the prior art, fundamental purpose of the present invention is that solution is existing current when imparting knowledge to students to car hydrostatic steering system, lack the problem of teaching experimental equipment targetedly, and provide a kind of completely for the car hydrostatic steering system assembly teaching experimental base of the 3 D visible of beginner, this experiment table can simulate the structure of car hydrostatic steering system assembly really, student can also be helped to search and treatment technology fault simultaneously, improve experimental ability fast.
Technical scheme of the present invention: a kind of car hydrostatic steering system assembly teaching experimental base of 3 D visible, it is characterized in that, comprise experiment table support, described experiment table support is made up of with the first mounting platform be fixed on described base and the second mounting platform the base of band pulley; Respectively be provided with a tire in the both sides of described base, be respectively provided with a vibroshock in the both sides of the first mounting platform, the upper end of described vibroshock is all fixed on the second mounting platform; Described second mounting platform is welded with an operation support, steering axle is rotating to be arranged on operation support, in steering axle upper end, bearing circle is installed, the lower end of steering axle is rotatably connected by the first universal joint and steering drive axle upper end, described steering drive axle lower end again by the second universal joint with turn to input shaft upper end to be rotatably connected, described in turn to the lower end of input shaft to be communicated with rotary control valve; Described rotary control valve is fixed on the first mounting platform, described first mounting platform is also provided with in-line power steering, the two ends of described in-line power steering connect respectively by the tire that track rod is corresponding with both sides, and also overlapping respectively in the junction of described track rod and in-line power steering has corrugated tube; In-line power steering is provided with the first hydraulic fluid port and the second hydraulic fluid port, rotary control valve is provided with the 3rd hydraulic fluid port, the 4th hydraulic fluid port and a high pressure oil-in and an oil return opening, described first hydraulic fluid port is communicated with the 3rd hydraulic fluid port by the first oil pipe, and described second hydraulic fluid port is communicated with the 4th hydraulic fluid port by the second oil pipe; Described second mounting platform is also provided with a fluid reservoir, described base is provided with oil pump, described oil return opening is communicated with the oil-in of fluid reservoir by oil returning tube, the oil-out of fluid reservoir is communicated with the oil-in of oil pump by low pressure pipe, and the oil-out of described oil pump is communicated with high pressure oil-in by high-pressure oil pipe; Described first mounting platform is also provided with motor, and on the output shaft of motor, cover has belt, and the other end of described belt is enclosed within the rotating shaft pulley of oil pump; Described second mounting platform is provided with power control switch box, and the power control terminal of described oil pump is electrically connected with the power output on power control switch box, and described power control switch box is provided with power control switch.
Teaching experimental base of the present invention simulates the steering assembly structure on automobile completely really, and the part being not easy to observe that was originally blocked by automotive interior also all shows, and achieves the teaching under real scene.Simultaneously, mode of operation in the operability of experiment table and real car is also completely the same, after steering wheel rotation, is promoted the piston of in-line power steering inside by the effect of hydraulic oil, with the track rod that this drives two ends corresponding, tire is made to produce action.In the present invention, the effect of rotary control valve is to accept the steering force that upper end turns to input shaft, and under this steering force effect, controls the outbound course of fluid, reaches regulate oil-feed or fuel-displaced object with this; And oil pump, fluid reservoir, rotary control valve are connected the complete asphalt channel of rear formation one with in-line power steering, fluid can operate at this passage Inner eycle, and by controlling the direction of motion of fluid, just achieves the object controlling tire and turn to.In the present invention, the principle controlling to turn to belongs to existing technology, the key of innovation is the form of the experiment table by 3 D visible, originally will can only turn to assembly structure in the small space set of automobile, can in the mode of opening wide, from clear and complete the representing of multiple angle, eliminate the interference of other assembly structures on automobile, also there is operability simultaneously, applied in teaching, it is intuitively rich in the structure of associative perception, will have great lifting to the learning efficiency of student.
Optimally, described high-pressure oil pipe is connected with three joint isocons, the first joint on three described joint isocons is communicated with high-pressure oil pipe, the second joint on three joint isocons is communicated with high pressure oil-in by oil pipe, and the 3rd joint on three joint isocons is communicated with the oil pressure gauge be arranged on the second mounting platform by oil pipe.Here easily high-voltage oil liquid can be diverted to different parts by three joint isocons, convenient when manipulation turns to, help student's Real Time Observation oil liquid pressure, thus the state of automobile under being conducive to helping judging different oil liquid pressure situation.
Optimally, described in-line power steering is fixedly mounted on the first mounting platform by steering gear fixed mount.Here in-line power steering can be fixed on the first mounting platform by steering gear fixed mount, prevent it from producing slip in the impact being subject to fluid action.
Optimally, described steering axle is also provided with an ignition switch.Ignition switch in the present invention is simulation of real scenes and arranges, and object is to remind classmates' operation steps.
Relative to prior art, the present invention has following beneficial effect:
1, specific aim is stronger: the car hydrostatic steering system assembly teaching experimental base of 3 D visible of the present invention can simulate the structure of car hydrostatic steering system assembly really, teacher can introduce its structure and annexation targetedly on classroom, be convenient to student's fast understanding and grasp, not only contribute to strengthening student to the impression of material object, also improve the interest of students' participation classroom learning, be conducive to improving the quality of teaching.
2, artificially fault can be set, be convenient to student and start to search and process on classroom, be also convenient to teacher and directly instruct, reach the object of integrating theory with practice, and fault arrange very flexible, therefore applicability is very strong.
3, easy to use, simple to operate, and do not take too large space, just can place in classroom, carry also very laborsaving, cost is also lower simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of the car hydrostatic steering system assembly teaching experimental base of 3 D visible of the present invention.
In figure, 1-tire, 2-vibroshock, 3-operation support, 4-steering axle, 5-bearing circle, 6-the first universal joint, 7-steering drive axle, 8-the second universal joint, 9-experiment table support, 91-base, 92-the first mounting platform, 93-the second mounting platform, 10-turn to input shaft, 11-rotary control valve, 12-in-line power steering, 13-track rod, 14-corrugated tube, 15-the first hydraulic fluid port, 16-the second hydraulic fluid port, 17-the three hydraulic fluid port, 18-the four hydraulic fluid port, 19-high pressure oil-in, 20-oil return opening, 21-the first oil pipe, 22-the second oil pipe, 23-fluid reservoir, 24-oil pump, 25-oil returning tube, 26-low pressure pipe, 27-high-pressure oil pipe, 28-motor, 29-belt, 30-power control switch box, 31-power control switch, 32-three joint isocons, 33-oil pressure gauge, 34-steering gear fixed mount, 35-ignition switch.
Embodiment
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
As shown in Figure 1, a kind of car hydrostatic steering system assembly teaching experimental base of 3 D visible, comprise experiment table support 9, described experiment table support 9 is made up of with the first mounting platform 92 be fixed on described base 91 and the second mounting platform 93 base 91 of band pulley, wherein, second mounting platform 93 is positioned at above the first mounting platform 92, and described first mounting platform 92 and the second mounting platform 93 are placed all in horizontal direction.Respectively be provided with a tire 1 in the both sides of described base 91, be respectively provided with a vibroshock 2 in the both sides of the first mounting platform 92, the upper end of described vibroshock 2 is all fixed on the second mounting platform 93.Described second mounting platform 93 is welded with an operation support 3, steering axle 4 is rotating to be arranged on operation support 3, in steering axle 4 upper end, bearing circle 5 is installed, described steering axle 4 is also provided with an ignition switch 35, the lower end of steering axle 4 is rotatably connected with steering drive axle 7 upper end by the first universal joint 6, described steering drive axle 7 lower end again by the second universal joint 8 with turn to input shaft 10 upper end to be rotatably connected, described in turn to the lower end of input shaft 10 to be communicated with rotary control valve 11.In the present invention, rotary control valve 11 belongs to existing parts, and its effect is, when inside is stressed, can rotate inner spool, and the closure state of oil-in or oil-out is changed, thus change the mode of oil-feed.Described rotary control valve 11 is fixed on the first mounting platform 92, described first mounting platform 92 is also provided with in-line power steering 12, and described in-line power steering 12 is fixedly mounted on the first mounting platform 92 by steering gear fixed mount 34.See Fig. 1, the two ends of described in-line power steering 12 connect respectively by the tire 1 that track rod 13 is corresponding with both sides, and also overlapping respectively with the junction of in-line power steering 12 at described track rod 13 has corrugated tube 14; In the present invention, in-line power steering 12 is tubular structures, is provided with piston at in-line power steering 12 inner chamber, its principle of work is the effect by hydraulic pressure, promote piston action, and then make the track rod action that is connected with piston, finally realize turning to of tire.In-line power steering 12 is provided with the first hydraulic fluid port 15 and the second hydraulic fluid port 16, rotary control valve 11 is provided with the 3rd hydraulic fluid port 17, the 4th hydraulic fluid port 18 and a high pressure oil-in 19 and an oil return opening 20, described first hydraulic fluid port 15 is communicated with the 3rd hydraulic fluid port 17 by the first oil pipe 21, and described second hydraulic fluid port 16 is communicated with the 4th hydraulic fluid port 18 by the second oil pipe 22; Described second mounting platform 93 is also provided with a fluid reservoir 23, described base 91 is provided with oil pump 24, described oil return opening 20 is communicated with the oil-in of fluid reservoir 23 by oil returning tube 25, the oil-out of fluid reservoir 23 is communicated with the oil-in of oil pump 24 by low pressure pipe 26, and the oil-out of described oil pump 24 is communicated with high pressure oil-in 19 by high-pressure oil pipe 27; Described first mounting platform 92 is also provided with motor 28, and on the output shaft of motor 28, cover has belt 29, and the other end of described belt 29 is enclosed within the rotating shaft pulley of oil pump 24; Described second mounting platform 93 is provided with power control switch box 30, and the power control terminal of described oil pump 24 is electrically connected with the power output on power control switch box 30, and described power control switch box 30 is provided with power control switch 31.
See Fig. 1, when mounted, described high-pressure oil pipe 27 is connected with three joint isocons 32, the first joint on three described joint isocons 32 is communicated with high-pressure oil pipe 27, the second joint on three joint isocons 32 is communicated with high pressure oil-in 19 by oil pipe, and the 3rd joint on three joint isocons 32 is communicated with the oil pressure gauge 33 be arranged on the second mounting platform 93 by oil pipe.
Principle of work: key is inserted ignition switch 35, steering wheel rotation 5, for the ease of the following describes, we now turn right bearing circle 5.When bearing circle 5 is turned right, steering axle 4 is also driven and turns right, by the first universal joint 6, steering power is delivered to steering drive axle 7, then through the second universal joint 8, steering power passes to and turns to input shaft 10, and is applied on rotary control valve 11.Simultaneously, power control switch box 30 and power supply are connected, power-on gauge tap 31, power supply exports from the delivery outlet of power control switch box 30, is linked into motor 28, again by belt 29, drive the rotating shaft pulley on oil pump 24, the impeller blade of oil pump is rotated, under the drive of oil pump 24, the oily supercharging in fluid reservoir 23 is made to export (oil in fluid reservoir 23 enters into oil pump 24 through low pressure pipe 26).Hydraulic oil is through high-pressure oil pipe 27, flow into three joint isocons 32, after three joint isocons 32 are shunted, article one, oil pipe flow into oil pressure gauge 33, for the oil pressure in testing high voltage oil pipe, another oil pipe enters into rotary control valve 11, because be right-hand rotation bearing circle, so hydraulic oil is entered from the 3rd hydraulic fluid port 17, through the first oil pipe 21, enter the first hydraulic fluid port 15(is also left-hand rotation oil-out simultaneously), hydraulic oil enters the hydraulic cylinder on in-line power steering 12 left side, promotion piston moves right, oil in right chamber is passed through the second oil pipe 22 by the second hydraulic fluid port 16 simultaneously, deliver to rotary control valve 11, fluid reservoir 23 is got back to again by oil returning tube 25.In this process, turn to input shaft 10 to engage with the tooth bar in in-line power steering 12, track rod 13 is moved right, piston also makes track rod 13 move right simultaneously, under the two acting in conjunction, just achieves power steering.Piston not only can drive right hand steering drag link to move right in the process moved right, and drives the track rod in left side also to move right simultaneously, so make left and right tire all to right rotation simultaneously, realizes turning to object.In like manner, when turn left bearing circle time, other principles are the same, and just the 3rd hydraulic fluid port 17 and the 4th hydraulic fluid port 18 exchange function (namely oil-feed direction is contrary) are just.
It should be noted that, above embodiment is only in order to illustrate technical solution of the present invention but not restriction technologies scheme, although applicant is explained in detail the present invention with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, those amendments that technical solution of the present invention is carried out or equivalently to replace, aim and the scope of the technical program can not be departed from, all should be encompassed in the middle of the claims in the present invention scope.
Claims (4)
1. the car hydrostatic steering system assembly teaching experimental base of a 3 D visible, it is characterized in that, comprise experiment table support (9), described experiment table support (9) is by being with the base (91) of pulley and the first mounting platform (92) be fixed on described base (91) and the second mounting platform (93) to form; Respectively be provided with a tire (1) in the both sides of described base (91), be respectively provided with a vibroshock (2) in the both sides of the first mounting platform (92), the upper end of described vibroshock (2) is all fixed on the second mounting platform (93); Described second mounting platform (93) is welded with an operation support (3), steering axle (4) is rotating to be arranged in operation support (3), in steering axle (4) upper end, bearing circle (5) is installed, the lower end of steering axle (4) is rotatably connected by the first universal joint (6) and steering drive axle (7) upper end, described steering drive axle (7) lower end again by the second universal joint (8) with turn to input shaft (10) upper end to be rotatably connected, described in turn to the lower end of input shaft (10) to be communicated with rotary control valve (11); Described rotary control valve (11) is fixed on the first mounting platform (92), described first mounting platform (92) is also provided with in-line power steering (12), the two ends of described in-line power steering (12) connect respectively by the tire (1) that track rod (13) is corresponding with both sides, and also overlapping respectively with the junction of in-line power steering (12) at described track rod (13) has corrugated tube (14); In-line power steering (12) is provided with the first hydraulic fluid port (15) and the second hydraulic fluid port (16), rotary control valve (11) is provided with the 3rd hydraulic fluid port (17), the 4th hydraulic fluid port (18) and a high pressure oil-in (19) and an oil return opening (20), described first hydraulic fluid port (15) is communicated with the 3rd hydraulic fluid port (17) by the first oil pipe (21), and described second hydraulic fluid port (16) is communicated with the 4th hydraulic fluid port (18) by the second oil pipe (22); Described second mounting platform (93) is also provided with a fluid reservoir (23), described base (91) is provided with oil pump (24), described oil return opening (20) is communicated with by the oil-in of oil returning tube (25) with fluid reservoir (23), the oil-out of fluid reservoir (23) is communicated with the oil-in of oil pump (24) by low pressure pipe (26), and the oil-out of described oil pump (24) is communicated with high pressure oil-in (19) by high-pressure oil pipe (27); Described first mounting platform (92) is also provided with motor (28), and on the output shaft of motor (28), cover has belt (29), and the other end of described belt (29) is enclosed within the rotating shaft pulley of oil pump (24); Described second mounting platform (93) is provided with power control switch box (30), the power control terminal of described oil pump (24) is electrically connected with the power output on power control switch box (30), and described power control switch box (30) is provided with power control switch (31).
2. the car hydrostatic steering system assembly teaching experimental base of a kind of 3 D visible according to claim 1, it is characterized in that, described high-pressure oil pipe (27) is connected with three joint isocons (32), the first joint on three described joint isocons (32) is communicated with high-pressure oil pipe (27), the second joint on three joint isocons (32) is communicated with high pressure oil-in (19) by oil pipe, and the 3rd joint on three joint isocons (32) is communicated with the oil pressure gauge (33) be arranged on the second mounting platform (93) by oil pipe.
3. the car hydrostatic steering system assembly teaching experimental base of a kind of 3 D visible according to claim 1, is characterized in that, described in-line power steering (12) is fixedly mounted on the first mounting platform (92) by steering gear fixed mount (34).
4. the car hydrostatic steering system assembly teaching experimental base of a kind of 3 D visible according to claim 1, is characterized in that, described steering axle (4) is also provided with an ignition switch (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410607891.7A CN104504983A (en) | 2014-11-03 | 2014-11-03 | Stereo visual vehicle hydraulic steering system assembly teaching experiment table |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410607891.7A CN104504983A (en) | 2014-11-03 | 2014-11-03 | Stereo visual vehicle hydraulic steering system assembly teaching experiment table |
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| CN104504983A true CN104504983A (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410607891.7A Pending CN104504983A (en) | 2014-11-03 | 2014-11-03 | Stereo visual vehicle hydraulic steering system assembly teaching experiment table |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105405349A (en) * | 2015-12-11 | 2016-03-16 | 广东交通职业技术学院 | Theory-practice integrated teaching method of hydraulic steering system curriculum |
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| CN201946209U (en) * | 2011-03-24 | 2011-08-24 | 天津圣纳科技有限公司 | Automobile EPS intelligence turns to helping hand system laboratory bench |
| CN202487057U (en) * | 2012-02-02 | 2012-10-10 | 天津圣纳科技有限公司 | Training platform of vehicle hydraulic power steering system |
| CN103247213A (en) * | 2013-03-13 | 2013-08-14 | 北京农业智能装备技术研究中心 | Tractor automatic navigation experiment table |
| CN203882526U (en) * | 2014-03-18 | 2014-10-15 | 重庆电子工程职业学院 | Automobile steering system assembly test platform |
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2014
- 2014-11-03 CN CN201410607891.7A patent/CN104504983A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201946209U (en) * | 2011-03-24 | 2011-08-24 | 天津圣纳科技有限公司 | Automobile EPS intelligence turns to helping hand system laboratory bench |
| CN202487057U (en) * | 2012-02-02 | 2012-10-10 | 天津圣纳科技有限公司 | Training platform of vehicle hydraulic power steering system |
| CN103247213A (en) * | 2013-03-13 | 2013-08-14 | 北京农业智能装备技术研究中心 | Tractor automatic navigation experiment table |
| CN203882526U (en) * | 2014-03-18 | 2014-10-15 | 重庆电子工程职业学院 | Automobile steering system assembly test platform |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105405349A (en) * | 2015-12-11 | 2016-03-16 | 广东交通职业技术学院 | Theory-practice integrated teaching method of hydraulic steering system curriculum |
| CN105405349B (en) * | 2015-12-11 | 2018-05-15 | 广东交通职业技术学院 | A kind of teaching combining theory with practice method of hydraulic steering system course |
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Inventor after: Shi Leiming Inventor after: Zhao Haifa Inventor after: Dai Jianying Inventor after: Wang Xubin Inventor after: Li Yang Inventor before: Shi Leiming Inventor before: Zhao Haifa Inventor before: Dai Jianying Inventor before: Wang Xubin Inventor before: Li Yang |
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Application publication date: 20150408 |