CN201935666U - Automotive accelerator opening measuring device - Google Patents
Automotive accelerator opening measuring device Download PDFInfo
- Publication number
- CN201935666U CN201935666U CN2011200010113U CN201120001011U CN201935666U CN 201935666 U CN201935666 U CN 201935666U CN 2011200010113 U CN2011200010113 U CN 2011200010113U CN 201120001011 U CN201120001011 U CN 201120001011U CN 201935666 U CN201935666 U CN 201935666U
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- CN
- China
- Prior art keywords
- base
- axis hole
- transmission shaft
- hall sensing
- magnetic element
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- Expired - Fee Related
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Abstract
The utility model relates to an automotive accelerator opening measuring device, which mainly solves the technical problems of the existing accelerator opening measuring device during measurement that the measurement data have errors and the structure is complex. The automotive accelerator opening measuring device is characterized by comprising a base with an accommodating cavity and a cover plate covering the accommodating cavity of the base, one side of the base is provided with a shaft hole communicated with the accommodating cavity, a transmission shaft is arranged in the shaft hole, one end of the transmission shaft is arranged in the accommodating cavity of the base and is connected with a sliding seat arranged in the accommodating cavity, the sliding seat can reset automatically, and the other end of the transmission shaft is arranged outside the base and props against an accelerator pedal; and a magnetic component is arranged on the sliding seat and is coupled synchronously with the sliding seat, the cover plate is provided with a Hall sensing component above the magnetic component, and the Hall sensing component can sense changes of a magnetic field, convert sensed data into electric signals and transmit the signals to an ECU (electrical control unit) through a wire. The opening of an accelerator can be measured based on the Hall sensing principle, the measurement data are accurate and have small errors, and the device has a simple structure and is easy to assemble and maintain.
Description
Technical field
The utility model relates to a kind of measuring equipment, relates to a kind of gas open degree determinator in particular, is mainly used in automotive field.
Background technology
The throttle open degree determinator of automobile mainly is the swing that is used for throttle blade in the measured automobiles throttle body, throttle open degree determinator converts the numerical value of measuring electric signal to and is sent to ECU, ECU is by the rotation that electric signal comes Control of Automobile panel board throttle pointer, makes the human pilot can the real-time throttle open degree of more intuitive understanding.At present, the throttle open degree determinator of automobile is mounted on the throttle plate pin of throttle body, because throttle plate pin has some gaps when rotated, makes throttle open degree determinator have certain error in measurement, and it is inaccurate to cause measuring numerical value; Secondly, more loaded down with trivial details structure relative complex when assembling.
Summary of the invention
Be installed on the throttle plate pin in order to solve existing throttle open degree determinator, determination data exists error and complex structure to be unfavorable for technical matterss such as assembling when making measurement; The utility model provides a kind of gas open degree determinator, and this device not only can provide determination data accurately, guarantees the accuracy of panel board throttle pointer; Simultaneously, be easy to production and processing and assembling.
For solving above technical matters, the technical scheme that the utility model is taked is a kind of gas open degree determinator, it is characterized in that including the base of band cavity volume and lid and put cover plate above the base cavity volume, be provided with the axis hole that communicates with cavity volume in base one side, in axis hole, be provided with transmission shaft, this transmission shaft one end places in the cavity volume of base with in being installed in cavity volume and can link to each other by automatically reset slide, the other end place base outward with gas pedal roof pressure mutually; Magnetic element is installed on slide, this magnetic element and slide synchronous interaction, but be positioned on the described cover plate magnetic element above be provided with the hall sensing element that the induced magnetism field of force changes, this hall sensing element can transfer sensed data to electric signal and be sent to ECU by lead.
Further, described slide includes body and back-moving spring, be provided with spring base in body one side, described back-moving spring one end is set on the spring base and body roof pressure mutually, the cavity volume sidewall of the other end and base is roof pressure mutually, be provided with the mounting hole of fixed conveyor axle at the opposite side of body, transmission shaft one end inserts in the mounting hole and its wringing fit; Described magnetic element is magnet steel and is cylindric, described body one side be positioned at spring base above be provided with the jack that magnetic element is installed, this jack is that the opening shape communicates with the top end face of body, and described magnetic element one end inserts in the jack and the jack wringing fit.
Further, be provided with axle sleeve in the axis hole of described base, be provided with groove on axle sleeve, in the axis hole of described base Ka Tai is arranged, described axle sleeve places in the axis hole of base and the card decometer in the axis hole goes in the groove of axle sleeve axle sleeve is fixed in the axis hole.
Further, be provided with the mounting groove that the hall sensing element is installed on described cover plate upper surface, the hall sensing element is bonded in the bottom of mounting groove and the mounting groove and is cast with the epoxy resin water barrier.
The beneficial effects of the utility model are slides that a carrying magnetic element is set below gas pedal, slide is by transmission shaft and gas pedal synchronous interaction, and the anglec of rotation of utilizing the hall sensing element that the induction sensitivity in magnetic field is measured gas pedal calculates the open degree of throttle, adopt this mode, its measurement data is not only accurate, error is little, and its simple in structure being easy to is assembled and keeped in repair.
Description of drawings
Fig. 1 is the sectional structure chart of the utility model embodiment gas open degree determinator.
Fig. 2 is the main TV structure figure of the utility model embodiment slide.
Fig. 3 is A among Fig. 2-A sectional structure chart.
Fig. 4 is the perspective exploded view of the utility model embodiment gas open degree determinator.
Fig. 5 is the three-dimensional reference diagram of the use shape shape of the utility model embodiment gas open degree determinator.
Embodiment
Below in conjunction with accompanying drawing the utility model embodiment is described further:
Extremely shown in Figure 5 as Fig. 1, be installed on the throttle plate pin in order to solve existing throttle open degree determinator, determination data exists error and complex structure to be unfavorable for technical matterss such as assembling when making measurement, the utility model provides a kind of gas open degree determinator, it includes the base 1 of band cavity volume 11 and covers the cover plate of putting above base 1 cavity volume 11 2, be provided with the axis hole 12 that communicates with cavity volume 11 in base 1 one sides, in axis hole, be provided with transmission shaft 3, these transmission shaft 3 one ends place in the cavity volume 11 of base 1 with in being installed in cavity volume 11 and can link to each other by automatically reset slide 4, the other end place base 1 outward with gas pedal 7 roof pressure mutually; Magnetic element 5 is installed on slide 1, this magnetic element 5 and slide 4 synchronous interactions, but be positioned on the described cover plate 2 magnetic element 5 above be provided with the hall sensing element 6 that the induced magnetism field of force changes, this hall sensing element 6 can transfer sensed data to electric signal and be sent to ECU by lead; Adopt this structure, just can be installed in gas pedal 7 belows to throttle open degree determinator in use and with transmission shaft 3 and gas pedal 7 roof pressure mutually, when stepping on the throttle pedal 7, gas pedal 7 drives transmission shaft 3 makes transmission shaft 3 drive slide 4 slippages, and be installed in magnetic element 5 and slide 4 same moved further on the slide 4, when magnetic element 5 moves, be installed in hall sensing element 6 on the cover plate 2 and can correspondingly sense the variation of field of magnetic forece and magnetic element 5 positions, to the decode open degree that calculates throttle and throttle open degree numerical value is converted to electric signal sends to ECU by lead of the numerical value of field of magnetic forece and magnetic element 5 positions, ECU then comes the throttle pointer on the Control of Automobile panel board to rotate by electric signal by programmable device for it; Utilize the hall sensing principle to measure the open degree of throttle, its measurement data is not only accurate, and error is little, and its simple in structure being easy to is assembled and keeped in repair.
When in vehicle traveling process, unclamping gas pedal 7, for the magnetic element 5 that makes throttle open degree determinator can with gas pedal 7 synchronous resets, described slide 4 includes body 41 and back-moving spring 42, be provided with spring base 411 in body 41 1 sides, described back-moving spring 42 1 ends are set on the spring base 411 and body 41 roof pressure mutually, and cavity volume 11 sidewalls of the other end and base 1 are roof pressure mutually; When unclamping gas pedal 7, by back-moving spring 42, the magnetic element 5 of throttle open degree determinator and slide 4 can together reset with gas pedal 7, guarantee the open degree of the reflection throttle that the throttle pointer is real-time; For ease of being connected of transmission shaft 3 and slide 4, be provided with the mounting hole 412 of fixed conveyor axle 3 at the opposite side of body 41, transmission shaft 3 one ends insert in the mounting hole 412 and its wringing fit, on the body 41 of slide 4, mounting hole 412 is set, only needs that in when assembling transmission shaft 3 one ends are inserted mounting hole 412 and mounting hole 412 interference fit like this and just can guarantee fixedlying connected of transmission shaft 3 and slide 4.Certainly, also can adopt engage thread that transmission shaft 3 is fixedlyed connected with slide 4, but because slide 4 one ends have back-moving spring 42 phase roof pressures, and the space of base 1 content cavity 11 is limited, so only needs assurance transmission shaft 3 can satisfy technical requirement with just being fastenedly connected of slide 4; Therefore, adopt interference fit that transmission shaft 3 and slide 4 are fastenedly connected preferred implementation into present embodiment.And determine the open degree of throttle by the variation of field of magnetic forece and be convenient to the installation of magnetic element 5 for ease of hall sensing element 6, described magnetic element 5 is for magnet steel and be cylindric, described body 41 1 sides be positioned at spring base 411 above be provided with the jack 413 that magnetic element 5 is installed, this jack 413 communicates with the top end face of body 41 for the opening shape, and described magnetic element 5 one ends insert in the jack 413 and jack 413 wringing fits; Because the minimum fuel feeding position and the maximum fuel feeding position of gas pedal 7 have certain distance, and be made as magnetic element 5 cylindric, in the time of so just can guaranteeing that gas pedal 7 is slided between minimum fuel feeding position and maximum fuel feeding position, the field of magnetic forece that hall sensing element 6 all can be sensed magnetic element 5 changes the slippage of measuring gas pedal 7, and calculate the open degree of throttle timely by programmable device, make real-time the changing of throttle pointer of automobile instrument panel; Certainly, magnetic element 5 also can be made as the bar shaped bulk, can reach identical purpose equally, but owing to adopt cylindric being easy to install, therefore, the embodiment of present embodiment is a preferred implementation.
In vehicle traveling process, gas pedal 7 is multiple frequent relatively toward motion, and the transmission shaft 3 of throttle open degree determinator is corresponding with the friction number of times of base 1 axis hole 12 also to be increased, and causes transmission shaft 3 bigger with the wear intensity of base 1, and shortened the serviceable life of base 1; For guaranteeing the serviceable life of throttle open degree determinator, be provided with axle sleeve 13 in the axis hole 12 of described base 1, on axle sleeve 13, be provided with groove 131, in the axis hole 12 of described base 1 card platform 121 is arranged, described axle sleeve 13 places in the axis hole 12 of base 1 and the card platforms 121 in the axis hole 12 snap in the groove 131 of axle sleeve 13 axle sleeve 13 is fixed in the axis hole 12; In the axis hole 12 of base 1, add an axle sleeve 13, transmission shaft 3 is when being synchronized with the movement with gas pedal 7 like this, can avoid the direct wearing and tearing of transmission shaft 3 and base 1 axis hole 12, and because axle sleeve 13 is a metal material, its antifriction better performances, serviceable life that can corresponding prolongation throttle open degree determinator.
For ease of the installation of hall sensing element 6, on the upper surface of described cover plate 2, be provided with the mounting groove 21 that hall sensing element 6 is installed, hall sensing element 6 is bonded in the bottom of mounting groove 21 and the mounting groove 21 and is cast with epoxy resin water barrier 22; One mounting groove 21 is set, and utilize glue that hall sensing element 6 is mutually bonding with mounting groove 21 bottoms, this not only makes things convenient for the installation of hall sensing element 6 and has also dwindled hall sensing element 6 and the distance that is installed in the magnetic element 5 in base 1 cavity volume 11, farthest guarantee the induction sensitivity of hall sensing element 6, improve the accuracy of measuring quantity; Secondly, casting epoxy resin water barrier 22 in mounting groove 21 not only can play waterproof action, also can play dustproof effect simultaneously, guarantees the serviceable life of hall sensing element 6.
The foregoing description should not be considered as restriction of the present utility model, but any improvement of doing based on spirit of the present utility model, all should be within protection domain of the present utility model.
Claims (4)
1. gas open degree determinator, it is characterized in that including the base of band cavity volume and lid and put cover plate above the base cavity volume, be provided with the axis hole that communicates with cavity volume in base one side, in axis hole, be provided with transmission shaft, this transmission shaft one end places in the cavity volume of base with in being installed in cavity volume and can link to each other by automatically reset slide, the other end place base outward with gas pedal roof pressure mutually; Magnetic element is installed on slide, this magnetic element and slide synchronous interaction, but be positioned on the described cover plate magnetic element above be provided with the hall sensing element that the induced magnetism field of force changes, this hall sensing element can transfer sensed data to electric signal and be sent to ECU by lead.
2. a kind of gas open degree determinator according to claim 1, it is characterized in that described slide includes body and back-moving spring, be provided with spring base in body one side, described back-moving spring one end is set on the spring base and body roof pressure mutually, the cavity volume sidewall of the other end and base is roof pressure mutually, be provided with the mounting hole of fixed conveyor axle at the opposite side of body, transmission shaft one end inserts in the mounting hole and its wringing fit; Described magnetic element is magnet steel and is cylindric, described body one side be positioned at spring base above be provided with the jack that magnetic element is installed, this jack is that the opening shape communicates with the top end face of body, and described magnetic element one end inserts in the jack and the jack wringing fit.
3. a kind of gas open degree determinator according to claim 1 and 2, it is characterized in that being provided with axle sleeve in the axis hole of described base, on axle sleeve, be provided with groove, in the axis hole of described base Ka Tai is arranged, described axle sleeve places in the axis hole of base and the card decometer in the axis hole goes in the groove of axle sleeve axle sleeve is fixed in the axis hole.
4. a kind of gas open degree determinator according to claim 3, it is characterized in that being provided with on described cover plate upper surface the mounting groove that the hall sensing element is installed, the hall sensing element is bonded in the bottom of mounting groove and the mounting groove and is cast with the epoxy resin water barrier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200010113U CN201935666U (en) | 2011-01-04 | 2011-01-04 | Automotive accelerator opening measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200010113U CN201935666U (en) | 2011-01-04 | 2011-01-04 | Automotive accelerator opening measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201935666U true CN201935666U (en) | 2011-08-17 |
Family
ID=44447184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200010113U Expired - Fee Related CN201935666U (en) | 2011-01-04 | 2011-01-04 | Automotive accelerator opening measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201935666U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102141370A (en) * | 2011-01-04 | 2011-08-03 | 瑞安市耐特汽车电子有限公司 | Automobile accelerator opening measuring device |
| CN104913924A (en) * | 2015-06-25 | 2015-09-16 | 苏州石丸英合精密机械有限公司 | Two-section pneumatic probe device of automobile brake-accelerator pedal detection machine |
-
2011
- 2011-01-04 CN CN2011200010113U patent/CN201935666U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102141370A (en) * | 2011-01-04 | 2011-08-03 | 瑞安市耐特汽车电子有限公司 | Automobile accelerator opening measuring device |
| CN104913924A (en) * | 2015-06-25 | 2015-09-16 | 苏州石丸英合精密机械有限公司 | Two-section pneumatic probe device of automobile brake-accelerator pedal detection machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110817 Termination date: 20140104 |