CN201863804U - Resetting device of wiper motor - Google Patents
Resetting device of wiper motor Download PDFInfo
- Publication number
- CN201863804U CN201863804U CN2010205332636U CN201020533263U CN201863804U CN 201863804 U CN201863804 U CN 201863804U CN 2010205332636 U CN2010205332636 U CN 2010205332636U CN 201020533263 U CN201020533263 U CN 201020533263U CN 201863804 U CN201863804 U CN 201863804U
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Abstract
The utility model relates to a resetting device, in particular to a resetting device of a wiper motor. The novel resetting device provided by the utility model aims to overcome the defect of the resetting device of the wiper motor in the prior art that a reset switch can not realize resetting at certain positions, so as to realize accurate resetting at discretional positions. The resetting device provided by the utility model adopts the technical scheme that a second resetting contact terminal is added on the basis of the conventional resetting device of the wiper motor; and the arc length of the gap between the second resetting contact terminal and a first resetting contact terminal on a ring-shaped metal track is larger than the arc length of a concave insulating sector. The utility model has the benefits as follows: the two resetting contact terminals are adopted, so that the reset switch can realize accurate resetting at discretional positions and the reliability of resetting is increased; and the resetting device is suitable for the resetting of an automobile wiper.
Description
Technical field
The utility model relates to a kind of reset attachment, the concrete reset attachment that relates to a kind of rain shaving electrical machine.
Background technology
Traditional rain shaving electrical machine reset attachment as shown in Figure 1, it comprises reset switch 1, cover plate (not shown), normal positive contact 5, grounding contact 2, first reset contact 4 and diode 6; Reset switch 1 comprises spill insulation sector 9, convex metal sector 8 and endless metal track 10; Normal positive contact 5, grounding contact 2 and first reset contact 4 are fixed on the cover board, and slide on reset switch 1, and the described normal positive contact 5 and first reset contact 4 are in together on the endless metal track 10 of reset switch 1; Grounding contact 2 is in same track with convex metal sector 8; Grounding contact 2 is by diode 6 and motor 7 ground connection; First reset contact 4 connects the negative pole end of diode 6.
In the wiper normal work stage, grounding contact 2 and normal positive contact 5 equal positively chargeds, diode 6 forward conductions, motor 7 turn round continuously.When wiper carried out reset operation, grounding contact 2 was electronegative, normal positive contact 5 positively chargeds, and normal positive contact 5 is introduced into spill insulation sector 9, and grounding contact 2 contacts with convex metal sector 8 again, and motor 7 dead electricity shut down, thereby realize resistance braking.But there is a defective in traditional rain shaving electrical machine reset attachment: when first reset contact 4 is in spill insulation sector 9, and when wiper carries out reset operation at this moment, though normal positive contact 5 positively chargeds, endless metal track 10 is positively charged also, but first reset contact 4 is owing to contact with insulator, cause motor 7 dead electricity, wiper is parked in the blind area that resets, and can't realize resetting.
The utility model content
Technical problem to be solved in the utility model is: exist reset switch at the rain shaving electrical machine reset attachment in the conventional art and can't realize the defective that resets in some position, propose a kind of later-model rain shaving electrical machine reset attachment, realize at an arbitrary position accurately resetting.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: the rain shaving electrical machine reset attachment, comprise reset switch, cover plate, normal positive contact, grounding contact, first reset contact and diode, described reset switch comprises spill insulation sector, convex metal sector and endless metal track; Normal positive contact, grounding contact and first reset contact are fixing on the cover board, and all slide on opening the light resetting, and described grounding contact is by diode and motor ground connection; Described first reset contact connects the negative pole end of diode; Described grounding contact and convex metal sector are in same track; This reset attachment also comprises second reset contact, and described second reset contact is fixing on the cover board and with reset switch to be contacted, and second reset contact and first reset contact, normal positive contact are in together on the endless metal track of reset switch; Second reset contact connects the negative pole end of diode, and described second reset contact and first reset contact interval arc length on the endless metal track is greater than the arc length of spill insulation sector.
The beneficial effects of the utility model are: adopt the dual reset contact, make reset switch realize at an arbitrary position accurately resetting, increase the reliability that resets.
Description of drawings
The structural representation of the rain shaving electrical machine reset attachment that Fig. 1 is traditional;
Fig. 2 is a rain shaving electrical machine reset attachment structural representation of the present utility model.
Among the figure, 1 for reset switch, 2 for grounding contact, 3 be second reset contact, 4 be first reset contact, 5 for normal positive contact, 6 is diode, 7 be motor, 8 be convex metal sector, 9 for the spill sector, 10 of insulating be the endless metal track.
The specific embodiment
The utility model will be further described below in conjunction with accompanying drawing.
The reset switch that the utility model exists at the rain shaving electrical machine reset attachment in the conventional art can't be realized in some position the defective that resets proposing a kind of later-model rain shaving electrical machine reset attachment, realizes at an arbitrary position accurately resetting.With respect to conventional art, its improvement is: increased by second reset contact, and second reset contact and the interval arc length of first reset contact on the endless metal track are greater than the arc length of spill insulation sector.Therefore in the time of can guaranteeing that even first reset contact is in spill insulation sector, but because the effect of second reset contact, make motor still electric remaining in operation, until reset switch arrival reset position.Realize accurate, reliable reset.
As shown in Figure 2, rain shaving electrical machine reset attachment in the utility model, comprise reset switch 1, cover plate (not shown), normal positive contact 5, grounding contact 2, first reset contact 4, second reset contact 3 and diode 6, described reset switch 1 comprises spill insulation sector 9, convex metal sector 8 and endless metal track 10; Normal positive contact 5, grounding contact 2, first reset contact 4 and second reset contact 3 are fixed on the cover board, and all slide on reset switch 1, and described grounding contact 2 is by diode 6 and motor 7 ground connection; Described first reset contact 4, second reset contact 3 all connect the negative pole end of diode 6; First reset contact 4 and second reset contact 3, normal positive contact 5 are in together on the endless metal track 10 of reset switch 1; Described second reset contact 3 and the interval arc length of first reset contact 4 on endless metal track 10 are greater than the arc length of spill insulation sector 9.
Its principle of work is: in the wiper normal work stage, and grounding contact 2 and normal positive contact 5 equal positively chargeds, diode 6 forward conductions, motor 7 turn round continuously.When wiper carries out reset operation, grounding contact 2 is electronegative, normal positive contact 5 positively chargeds, normal positive contact 5 is introduced into spill insulation sector 9, and grounding contact 2 contacts with convex metal sector 8 again, ends under the effect the unidirectional of diode 6, grounding contact 2 disconnects with the positive terminal of motor 7, the both positive and negative polarity of motor 7 is disconnected, and motor 7 dead electricity shut down, thereby realizes resistance braking.Because second reset contact 3 and the interval arc length of first reset contact 1 on endless metal track 10 are greater than the arc length of spill insulation sector, first reset contact 4 and second reset contact 3 can not be in the spill insulation sector 9 simultaneously.In first reset contact 4 is in spill insulation sector 9, and this moment is when carrying out reset operation, because normal positive contact 5 positively chargeds, endless metal track 10 positively chargeds, also positively charged of Jie Chu second reset contact 3, so motor 7 with it still electric operation, turn to normal positive contact 5 when entering spill insulation sector 9 until reset switch 1, electronegative grounding contact 2 contacts with convex metal sector 8, and motor 7 dead electricity shut down, and then realizes resetting.Equally, in the time of in second reset contact 3 is in spill insulation sector 9, because the effect of first reset contact 4 also can arrive reset position until reset switch 1 so that motor 7 remains in operation.
Claims (1)
1. rain shaving electrical machine reset attachment, comprise reset switch (1), cover plate, normal positive contact (5), grounding contact (2), first reset contact (4) and diode (6), described reset switch (1) comprises spill insulation sector (9), convex metal sector (8) and endless metal track (10); Normal positive contact (5), grounding contact (2) and first reset contact (4) are fixing on the cover board, and all go up at reset switch (1) and slide, and described grounding contact (2) is by diode (6) and motor (7) ground connection; Described first reset contact (4) connects the negative pole end of diode (6); Described grounding contact (2) is in same track with convex metal sector (8), it is characterized in that: also comprise second reset contact (3), described second reset contact (3) is fixing on the cover board and with reset switch (1) to be contacted, and second reset contact (3) is in together on the endless metal track (10) with first reset contact (4), normal positive contact (5); Second reset contact (3) connects the negative pole end of diode (6), and described second reset contact (3) and the interval arc length of first reset contact (4) on endless metal track (10) are greater than the insulate arc length of sector (9) of spill.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205332636U CN201863804U (en) | 2010-09-17 | 2010-09-17 | Resetting device of wiper motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205332636U CN201863804U (en) | 2010-09-17 | 2010-09-17 | Resetting device of wiper motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201863804U true CN201863804U (en) | 2011-06-15 |
Family
ID=44134967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205332636U Expired - Fee Related CN201863804U (en) | 2010-09-17 | 2010-09-17 | Resetting device of wiper motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201863804U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104786996A (en) * | 2014-01-22 | 2015-07-22 | 罗伯特·博世有限公司 | Window shutter wiper driving mechanism |
| CN107161105A (en) * | 2016-03-07 | 2017-09-15 | 法雷奥系统公司 | Wheel for windshield wiper for vehicle window drive system |
| WO2019148360A1 (en) * | 2018-01-31 | 2019-08-08 | Changshu Valeo Automotive Wiper Systems Co., Ltd. | A windscreen wiper and a motor vehicle comprising such windscreen wiper |
-
2010
- 2010-09-17 CN CN2010205332636U patent/CN201863804U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104786996A (en) * | 2014-01-22 | 2015-07-22 | 罗伯特·博世有限公司 | Window shutter wiper driving mechanism |
| CN107161105A (en) * | 2016-03-07 | 2017-09-15 | 法雷奥系统公司 | Wheel for windshield wiper for vehicle window drive system |
| US10821940B2 (en) | 2016-03-07 | 2020-11-03 | Valeo Systèmes d'Essuyage | Wheel for a vehicle window wiper drive system |
| WO2019148360A1 (en) * | 2018-01-31 | 2019-08-08 | Changshu Valeo Automotive Wiper Systems Co., Ltd. | A windscreen wiper and a motor vehicle comprising such windscreen wiper |
| US11491955B2 (en) | 2018-01-31 | 2022-11-08 | Changshu Valeo Automotive Wiper Systems Co., Ltd. | Windscreen wiper and a motor vehicle comprising such windscreen wiper |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110615 Termination date: 20150917 |
|
| EXPY | Termination of patent right or utility model |