CN201703258U

CN201703258U - Floor-type electronic throttle pedal

Info

Publication number: CN201703258U
Application number: CN 201020214893
Authority: CN
Inventors: 赵冰
Original assignee: Shanghai Hangsheng Industry Co Ltd
Current assignee: Shanghai Hangsheng Industry Co Ltd
Priority date: 2010-06-03
Filing date: 2010-06-03
Publication date: 2011-01-12
Anticipated expiration: 2020-06-03

Abstract

The utility model discloses a floor-type electronic throttle pedal which comprises a bottom plate, a pedal, a rotating shaft part, a spring part and a roller riveting body, wherein the spring part comprises a rotating shaft penetrating through a roller support in the roller riveting body, an inner spring sheathed on the rotating shaft and positioned in the roller support, a spring medium sleeve sheathed on the inner spring and positioned in the roller support, and an outer spring sheathed on the spring medium sleeve and positioned in the roller support, and ends of the inner spring and the outer spring are connected on the roller support in the roller riveting body, and other ends of the inner spring and the outer spring are connected on the pedal. As the spring part adopts double-spring structure, when one spring is broken, the other spring can play a role in insurance so as to enable the pedal to rebound to an initial position, thus ensuring the safety in throttle operation, and preventing the occurrence of accidents.

Description

The floor type efp

Technical field

The utility model relates to a kind of novel electronic Das Gaspedal structure, particularly floor type efp.

Background technology

Eltec develop rapidly in recent years, electronic accelerator pedal of automobile are also along with develop rapidly, and the Das Gaspedal of early stage the sort of stay-supported is eliminated gradually, the substitute is with better functionly, use novel electron Das Gaspedal more easily.The novel electron Das Gaspedal adopts contactless angular-motion transducer.The efp angular-motion transducer is installed in Das Gaspedal inside, monitors the position of Das Gaspedal at any time.When monitoring the Das Gaspedal height and position when changing, understand moment with this direct information ECU, ECU carries out computing to the data message of this information and other system, calculate a control signal, deliver to servo E-gas motor relay by circuit, servomotor torque constant drives throttle gate and carries out relevant action.Long reliability height of this noncontacting proximity sensor life-span, and just become a key link service life of how to improve Das Gaspedal drive mechanism part.Efp has floor type and wall-hanging two kinds of structures at present, and what floor type adopted is the structure of single spring, utilizes a spring that the pedal of subduing is upspring.Because what the floor type efp adopted is single spring structure, though its structure construction is simple, owing to will guarantee pedal whole service life and resilience strength, so as a rule, the diameter design-calculated of spring generally all compares slightly, and diameter is bigger.Because the spring external diameter is bigger, so spring is not able to and will exposes outside outward.And exposed spring is worn easily and corrodes, thus the service life of having reduced spring.In addition because the diameter of spring and external form is excessive makes that also the overall weight of pedal is excessive seems heavy, rather than optimized design.Also have the structure of single spring also not have the effect of insurance, in case spring damages, pedal can't spring back to initial position, and promptly throttle is in maximum acceleration mode, in case the consequence that has an accident is serious.

The utility model content

Technical problem to be solved in the utility model is; taking into full account human engineering makes the pedal use more comfortable; rationally; and improve pedal a kind of floor type efp is provided service life by changing drive mechanism; this floor type efp adopts the dual spring structure to improve the safe reliability of pedal; add in the spring cover and protect spring to improve spring service life, external form is more both artistic and practical.This floor type efp overcomes existing floor type pedal and adopts that single spring is easily broken, weight is big, unshielded shortcoming, and installs easy to assemblyly easily, makes the use of pedal more comfortable when improving service life and safe reliability.

In order to address the above problem the technical solution of the utility model is such:

A kind of floor type efp, comprise base plate, pedal, rotating axis component, spring members and roller riveted body, be hinged by rotating axis component between base plate and the pedal, described pedal is hinged by described spring members and described roller riveted body, roller in the described roller riveted body rolls on described base plate, it is characterized in that described spring members comprises:

One passes the rotating shaft of rolling wheel support in the described roller riveted body;

One is enclosed within the described rotating shaft and is arranged in the inner spring of rolling wheel support;

One is enclosed within on the described inner spring and the spring that is arranged in rolling wheel support overlaps;

One is enclosed within the outer spring that puts and be arranged in rolling wheel support in the described spring;

One end of described inside and outside spring is connected on the rolling wheel support in the described roller riveted body, and the other end is connected on the described pedal.

Described inner spring is enclosed within the described rotating shaft by interior cover.

Described inside and outside spring is torsion spring.

Described base plate is the secondary flap, operation angle with the assurance pedal is 18 °, described base plate has one first base plate face with the second base plate face and be connected the first base plate face and the 3rd base plate face of the second base plate face, described the 3rd base plate face is the inclined-plane, described pedal is hinged on the first base plate face by rotating axis component, and the roller in the described roller riveted body rolls on the second base plate face and the 3rd base plate face.

On the described first base plate face, offer some in order to base plate is fixed on the hole on the cab floor.

Described pedal is provided with anti-skidding striped.

End in described rotating shaft is provided with magnet, in order to respond to contactless angular-motion transducer.

The beneficial effects of the utility model are: in order to connect the spring members of pedal and roller riveted body, adopt the dual spring structure, behind a spring breakage, another root spring can play the effect of insurance, make pedal spring back to initial position, guaranteed the safety of throttle operation, the accident that prevents takes place.Simultaneously when external force is excessive, can effectively unnecessary external force have been passed to stationary plane, protected spring, thereby actv. guarantee the service life of pedal.The semitight structure of cover and pedal in interior cover of inside and outside spring employing in the spring members and the spring; well protected the spring members inner structure; can effectively prevent dust, small objects such as water droplet enter spring members inside, and actv. has played the effect that prevents the spring corrosion.

Outward appearance practicality of the present utility model, attractive in appearance, the pedal tread design takes into full account human engineering, and pin aesthetic in appearance is stepped on comfortable, and can be effectively anti-skidding.

Description of drawings

Describe the utility model in detail below in conjunction with the drawings and specific embodiments;

Fig. 1 is a structural representation under the normal condition of the present utility model.

Fig. 2 is the back structural representation that is compressed of the present utility model.

Fig. 3 is a part exploded perspective view of the present utility model.

The specific embodiment

For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.

Referring to Fig. 1 and Fig. 2, a kind of floor type efp is the device that is applied to automotive interior control engine throttle.

Referring to Fig. 3, this floor type efp comprises pedal 100, base plate 200, rotating axis component 300, spring members 400 and roller riveted body 500.

Base plate 200 is the secondary flap, has the first base plate face 210 and the second base plate face 220 and is connected the first base plate face 210 and the 3rd base plate face 230, the three base plate faces 230 of the second base plate face 220 are the inclined-plane.Offer some holes 211 on the first base plate face 210, pass these holes 211 with the bolt (not shown), the nut of screwing on just can be fixed on whole base plate 200 on the cab floor.

The design of pedal 100 takes into full account human engineering, the height of pedal 100, angle of inclination and should meet the requirement of ergonomics with the size of pin contact surface.The part of trampling at pedal 100 pin is provided with anti-skidding striped 110.

Rotating axis component 300 comprises a rotating shaft 310, rotating shaft mount pad 320, auxiliary torsion spring 330 and axle sleeve, rotating shaft mount pad 320 is a U font structure, the bottom surface 321 of the rotating shaft mount pad 320 of this U font structure is welded on the first base plate face 210 of base plate 200, on two vertical edges 322 of the rotating shaft mount pad 320 of U font structure, offer coaxial axis hole 323, an axle sleeve 340 respectively is installed in axis hole 323.Be provided with two axle beds 120 in the compartment of terrain, bottom surface of pedal 100, on each axle bed 120, also offer an axis hole 121, one axle sleeve 350 respectively is installed in the axis hole 121, after rotating shaft 310 puts and passes axle sleeve 340,350 behind the auxiliary torsion spring 330, an end that blocks rotating shaft 310 with opening spring 360 can be installed together whole rotating axis component 300 and pedal 100 and base plate 200, and the effect of auxiliary torsion spring 330 is to make pedal 100 keep one 18 ° angle with respect to base plate 200.The effect that this angle is set mainly is to keep pedal 100 to be in initial condition and throttle maximum rating.

Roller riveted body 500 1 ends act on spring members 400, one ends and cooperate with base plate 200, the effect of playing excessively, transmitting elastic force, and the reference position of control pedal and stroke, can restraining spring parts 400 move guarantees the normal operation of spring members 400.This roller riveted body 500 comprises a rolling wheel support 510 and roller 520, rolling wheel support 510 is made of two blocks of rolling wheel support plates 511, roller 520 is installed in an end of two blocks of rolling wheel support plates 511 by roller shaft, it is coaxial respectively to offer 530, two axis holes 530 of an axis hole at the other end of two blocks of rolling wheel support plates 511.When pedal 100 depressed, roller 520 rolled on the second base plate face 220 of base plate 200 and the 3rd base plate face 230.

Spring members 400 comprise overlap 440 in rotating shaft 410, interior cover 420, interior torsion spring 430, the spring, outer torsion spring 450, rotating shaft 410 pass two blocks on the rolling wheel support plate 511 axis hole 530 and with axis hole 530 flush fits, with the rolling of control roller 520.Interior cover 420 is enclosed within rotating shaft 410; overlap on 420 in interior torsion spring 430 is enclosed within; cover 440 is enclosed within on the interior torsion spring 430 in the spring; outer torsion spring 450 is enclosed within and overlaps on 440 in the spring; in overlap 440 in the cover 420, interior torsion spring 430, spring, outer torsion spring 450 is between two blocks of rolling wheel support plates 511; form a semitight structure together with pedal 100; well protected the spring members inner structure; can effectively prevent dust; small objects such as water droplet enter spring members inside, and actv. has played the effect that prevents the spring corrosion.Cover 440 covers adopt a kind of special material processing and fabricating to form in the spring, smooth surface, and wear resistance is strong, and the friction drag with interior torsion spring 430 and outer torsion spring 450 is very little simultaneously, for the normal operation of interior torsion spring 430 and outer torsion spring 450 is given security.Stretch out by cover 440 two ends in the spring at the two ends of interior torsion spring 430 and outer torsion spring 450, and both ends catch on rolling wheel support plate 511, and both other ends catch on pedal 100.After a torsion spring fracture, another root torsion spring still can work on, and this moment, the strength of pedal 100 obviously reduced, and the user can have a torsion spring to rupture according to this judgement, and single spring breakage back step of avoiding completely loses this hidden danger of function.

Rotating shaft 410 has the head 411 of a diameter greater than axis hole 530, and other end card has opening spring 460 to be provided with magnet 470 at the head 411 of rotating shaft 410, in order to respond to contactless angular-motion transducer.

Operating process of the present utility model is:

At normally not (Fig. 1) under the confined state, step down in gently on the pedal 100 by people's pin, pedal 100 moves downward, this moment, pedal 100 inner inside and outside torsion springs were compressed simultaneously, when pedal 100 is run on the second base plate face 220 of base plate 200, be that pedal 100 is compressed to the end, this moment, pedal 100 was full mode of operation.When external force reduces gradually, pedal 100 inner compressed inside and outside torsion springs are by slow release, under the effect of inside and outside torsion spring elastic force, promote the upwards operation of an end of pedal 100, thereby the pin that makes pedal 100 is stepped on face upwards operation slowly, slowly return to initial position (Fig. 2), finish whole process.

More than show and described groundwork of the present utility model, principal character and advantage of the present utility model.The technical personnel of the industry should be understood; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the specification sheets just illustrates principle of the present utility model; the utility model also has various changes and modifications under the prerequisite that does not break away from the utility model spirit and scope, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.

Claims

1. floor type efp, comprise base plate, pedal, rotating axis component, spring members and roller riveted body, be hinged by rotating axis component between base plate and the pedal, described pedal is hinged by described spring members and described roller riveted body, roller in the described roller riveted body rolls on described base plate, it is characterized in that described spring members comprises:

2. floor type efp as claimed in claim 1 is characterized in that described inner spring is enclosed within the described rotating shaft by interior cover.

3. floor type efp as claimed in claim 1 or 2 is characterized in that, described inside and outside spring is torsion spring.

4. floor type efp as claimed in claim 1, it is characterized in that, described base plate is the secondary flap, operation angle with the assurance pedal is 18 °, described base plate has one first base plate face with the second base plate face and be connected the first base plate face and the 3rd base plate face of the second base plate face, described the 3rd base plate face is the inclined-plane, and described pedal is hinged on the first base plate face by rotating axis component, and the roller in the described roller riveted body rolls on the second base plate face and the 3rd base plate face.

5. floor type efp as claimed in claim 4 is characterized in that, offers some in order to base plate is fixed on the hole on the cab floor on the described first base plate face.

6. floor type efp as claimed in claim 1 is characterized in that described pedal is provided with anti-skidding striped.

7. floor type efp as claimed in claim 1 is characterized in that, is provided with in order to respond to the magnet of contactless angular-motion transducer at an end of described rotating shaft.