CN211426742U - Automobile headlamp height adjusting switch calibration instrument - Google Patents
Automobile headlamp height adjusting switch calibration instrument Download PDFInfo
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- CN211426742U CN211426742U CN201921683541.3U CN201921683541U CN211426742U CN 211426742 U CN211426742 U CN 211426742U CN 201921683541 U CN201921683541 U CN 201921683541U CN 211426742 U CN211426742 U CN 211426742U
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Abstract
The utility model aims at providing a simple structure, mark convenient car headlight altitude mixture control switch appearance of maring. The utility model discloses a calibrating instrument for a height adjusting switch of an automobile headlamp, which comprises a single adjusting terminal rheostat and a double adjusting terminal rheostat, wherein a resistance wire binding post of the double adjusting terminal rheostat is connected with a first pin of the calibrating instrument; the first adjusting terminal of the double-adjusting-terminal rheostat is connected with one resistance wire binding post of the single-adjusting-terminal rheostat, the second adjusting terminal of the double-adjusting-terminal rheostat is connected with the third pin of the calibration instrument, and the adjusting terminal of the single-adjusting-terminal rheostat is connected with the second pin of the calibration instrument. The utility model discloses utilize two rheostats and a multichannel resistance tester to constitute calibration circuit to including shell and resistance adjust knob, display, can directly accomplish in the scene and mark, removed the trouble that calculation and sample preparation were verified from, and verify the repeated risk of maring of failure.
Description
Technical Field
The utility model belongs to the technical field of the car, concretely relates to car headlight altitude mixture control switch calibrates appearance.
Background
In order to ensure that the automobile headlights (namely, the headlights) can irradiate the front road under different load conditions and cannot cause dazzling of oncoming drivers, national regulations (GB47854.3.2.6.2.2) stipulate that the drivers can adjust the heights of the headlights on a driver seat, the conventional method is to arrange a headlight height adjusting switch on an automobile instrument panel, the drivers use the headlight height adjusting switch to transmit different adjusting voltages to an adjusting motor, and the adjusting motor controls the stroke of a motor adjusting rod according to a characteristic curve and an input voltage value to achieve the purpose of adjusting the heights of the headlights.
The headlight height adjusting switch has a plurality of gears which respectively correspond to different heights of the headlight, and national regulations have strict requirements on the adjustment matching of the headlight height adjusting switch and the headlight height, so that automobile manufacturers are required to correspondingly calibrate the headlight adjustment in the design stage. The method for calibrating the current headlamp height adjusting switch comprises the steps of measuring the resistance value of a headlamp for multiple times by using a rheostat, recording the voltage ratio for multiple times, then carrying out matching approximate calculation by combining the voltage ratio with the existing standard resistance value in the market, then manufacturing a sample for verification, and developing after the sample is qualified. The above calibration method is very inconvenient and risks repeated calibration.
Disclosure of Invention
The utility model aims at providing a simple structure, mark convenient car headlight altitude mixture control switch appearance of maring.
The utility model discloses a calibrating instrument for a height adjusting switch of an automobile headlamp, which comprises a single adjusting terminal rheostat and a double adjusting terminal rheostat, wherein a resistance wire binding post of the double adjusting terminal rheostat is connected with a first pin of the calibrating instrument; the first adjusting terminal of the double-adjusting-terminal rheostat is connected with one resistance wire binding post of the single-adjusting-terminal rheostat, the second adjusting terminal of the double-adjusting-terminal rheostat is connected with the third pin of the calibration instrument, and the adjusting terminal of the single-adjusting-terminal rheostat is connected with the second pin of the calibration instrument.
The process of utilizing the automobile headlamp height adjusting switch calibration instrument to calibrate the headlamp height adjusting switch is as follows:
firstly, positive and negative ends of a direct current power supply are respectively connected with a first pin and a third pin of a calibration instrument, two ends of a headlight height adjusting motor are respectively connected with a second pin and a third pin of the calibration instrument, and then resistance testers are respectively connected between the first pin and the second pin of the calibration instrument, between the first pin and the third pin of the calibration instrument, and between the first pin of the calibration instrument and a first adjusting terminal of a double-adjusting-terminal rheostat to complete the wiring of the calibration instrument. Firstly, adjusting an adjusting terminal of a single adjusting terminal rheostat to enable a resistance value between a first pin and a second pin of the calibration instrument to be a preset initial resistance value; then adjusting a second adjusting terminal of the rheostat with double adjusting terminals to enable the resistance value between the first pin and the third pin of the calibration instrument to be a preset total resistance value; and finally, recording the resistance value between the first pin of the calibration instrument corresponding to the headlamp at different proper lamp heights and the first adjusting terminal of the rheostat with the double adjusting terminals, wherein the resistance value corresponds to the gear resistance value of the headlamp at different heights, and performing related subsequent development according to the recorded gear resistance value.
In order to facilitate adjustment, the single-adjusting-terminal rheostat and the double-adjusting-terminal rheostat are both knob-type rheostats.
Further, the calibration instrument further comprises a multi-path resistance tester, and the multi-path resistance tester simultaneously measures the resistance between the first pin and the second pin of the calibration instrument, the resistance between the first pin and the third pin of the calibration instrument, and the resistance between the first pin of the calibration instrument and the first adjusting terminal of the rheostat with the double adjusting terminals. The multi-path resistance tester is integrated into the calibration instrument, so that the wiring work during later calibration can be reduced, and the calibration efficiency is improved.
Furthermore, the calibration instrument comprises a shell, the single-adjusting terminal rheostat, the double-adjusting terminal rheostat and the multi-path resistance tester are all packaged in the shell, the shell is provided with a display used for displaying the measurement result of the multi-path resistance tester, and three pins of the calibration instrument are all exposed out of the shell. The staff only need be connected the operation of can maring with three pin and DC power supply, the accommodate motor of demarcation appearance, and relevant resistance can direct display on the display screen, and is very convenient.
The utility model discloses utilize two rheostats and a multichannel resistance tester to constitute calibration circuit to including shell and resistance adjust knob, display, can directly accomplish in the scene and mark, removed the trouble that calculation and sample preparation were verified from, and verify the repeated risk of maring of failure.
Drawings
Fig. 1 is an internal principle and a calibration connection diagram of the automobile headlamp height adjusting switch calibration instrument of embodiment 1.
Fig. 2 is an external view of the calibration instrument for the headlight height adjusting switch of the vehicle according to embodiment 2.
The figures are numbered: 1. a single regulating terminal varistor; 2. a double regulation terminal rheostat; 3. a multi-path resistance tester; 4. a housing; 5. a display; 6. a direct current power supply; 7. the motor is regulated.
Detailed Description
The following description of the embodiments of the present invention will be made in detail with reference to the accompanying drawings, wherein the embodiments of the present invention are described in detail with reference to the accompanying drawings, for example, the shapes and structures of the respective members, the mutual positions and connection relationships between the respective portions, the functions and operation principles of the respective portions, and the like.
Example 1:
the embodiment provides an automobile headlamp height adjusting switch calibration instrument which is simple in structure and convenient to calibrate.
As shown in fig. 1, the calibrating instrument for the height adjusting switch of the automobile headlamp of the present embodiment comprises a single-adjusting-terminal rheostat 1, a double-adjusting-terminal rheostat 2 and a multi-path resistance tester 3, wherein one resistance wire terminal of the double-adjusting-terminal rheostat 2 is connected with a first PIN1 of the calibrating instrument; a first adjusting terminal Sb of the double-adjusting-terminal rheostat 2 is connected with one resistance wire binding post of the single-adjusting-terminal rheostat 1, a second adjusting terminal Sc of the double-adjusting-terminal rheostat 2 is connected with a third PIN PIN3 of the calibration instrument, and an adjusting terminal Sa of the single-adjusting-terminal rheostat 1 is connected with a second PIN PIN2 of the calibration instrument; the multi-path resistance tester 3 simultaneously measures the resistance between the first PIN1 and the second PIN2 of the calibrator, the resistance between the first PIN1 and the third PIN3 of the calibrator, and the resistance between the first PIN PIN1 of the calibrator and the first adjusting terminal Sb of the double-adjusting-terminal rheostat 2.
As shown in fig. 2, the calibrating apparatus for the height adjusting switch of the automobile headlamp of the present embodiment further includes a housing 4, the single adjusting terminal varistor 1, the double adjusting terminal varistor 2, and the multi-path resistance tester 3 are all packaged in the housing 4, the housing 4 is provided with a display 5 for displaying the measurement result of the multi-path resistance tester 3, and three pins of the calibrating apparatus are all exposed out of the housing 4.
For convenient adjustment, the single adjustment terminal rheostat 1 and the double adjustment terminal rheostat 2 are both knob rheostats, and the adjustment terminals are exposed out of the shell 4.
The process of utilizing the automobile headlamp height adjusting switch calibration instrument to calibrate the headlamp height adjusting switch is as follows:
firstly, the positive end and the negative end of a direct current power supply 6 are respectively connected with a first PIN PIN1 and a third PIN PIN3 of a calibration instrument, and two ends of a headlamp height adjusting motor 7 are respectively connected with a second PIN PIN2 and a third PIN PIN3 of the calibration instrument, so that the wiring of the calibration instrument is completed.
During calibration, firstly, the adjusting terminal Sa of the single adjusting terminal rheostat 1 is adjusted, so that the resistance value between a first PIN PIN1 and a second PIN PIN2 of a calibration instrument is a preset initial resistance value; then adjusting a second adjusting terminal Sc of the double-adjusting-terminal rheostat 2 to enable the resistance value between the first PIN PIN1 and the third PIN PIN3 of the calibration instrument to be a preset total resistance value; and finally, recording the resistance value between the first PIN PIN1 of the calibrator corresponding to the headlights at different proper lighting heights and the first adjusting terminal Sb of the double-adjusting-terminal rheostat 2 through the first adjusting terminal Sb of the double-adjusting-terminal rheostat 2, wherein the resistance value corresponds to the gear resistance values of the headlights at different heights, and performing related subsequent development according to the recorded gear resistance values.
And if the recorded resistance values of all the gears do not correspond to the standard resistance values, fine adjustment of all the adjusting terminals is needed, so that the corresponding resistance values of all the gears, the initial resistance values and the total resistance values are standard resistance values.
The present invention has been described in detail with reference to the accompanying drawings, and it is apparent that the present invention is not limited by the above embodiments, and various insubstantial improvements can be made without modification to the present invention.
Claims (4)
1. A calibrating instrument for a height adjusting switch of an automobile headlamp is characterized by comprising a single adjusting terminal rheostat and a double adjusting terminal rheostat, wherein one resistance wire binding post of the double adjusting terminal rheostat is connected with a first pin of the calibrating instrument; the first adjusting terminal of the double-adjusting-terminal rheostat is connected with one resistance wire binding post of the single-adjusting-terminal rheostat, the second adjusting terminal of the double-adjusting-terminal rheostat is connected with the third pin of the calibration instrument, and the adjusting terminal of the single-adjusting-terminal rheostat is connected with the second pin of the calibration instrument.
2. The calibrating instrument for the height adjusting switch of the automobile headlight as claimed in claim 1, wherein the single adjusting terminal rheostat and the double adjusting terminal rheostat are both knob rheostats.
3. The calibrating instrument for the height adjusting switch of the automobile headlamp as claimed in claim 1 or 2, characterized in that the calibrating instrument further comprises a multi-way resistance tester, the multi-way resistance tester simultaneously measures the resistance between the first pin and the second pin of the calibrating instrument, the resistance between the first pin and the third pin of the calibrating instrument, and the resistance between the first pin of the calibrating instrument and the first adjusting terminal of the rheostat with two adjusting terminals.
4. The calibrating instrument for the height adjusting switch of the automobile headlamp as claimed in claim 3, wherein the calibrating instrument comprises a housing, the single adjusting terminal rheostat, the double adjusting terminal rheostat and the multi-path resistance tester are all packaged in the housing, the housing is provided with a display for displaying the measurement result of the multi-path resistance tester, and three pins of the calibrating instrument are all exposed out of the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921683541.3U CN211426742U (en) | 2019-10-10 | 2019-10-10 | Automobile headlamp height adjusting switch calibration instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921683541.3U CN211426742U (en) | 2019-10-10 | 2019-10-10 | Automobile headlamp height adjusting switch calibration instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211426742U true CN211426742U (en) | 2020-09-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921683541.3U Active CN211426742U (en) | 2019-10-10 | 2019-10-10 | Automobile headlamp height adjusting switch calibration instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211426742U (en) |
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2019
- 2019-10-10 CN CN201921683541.3U patent/CN211426742U/en active Active
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