CN102390356B - Self-return system for auto wiper motors - Google Patents
Self-return system for auto wiper motors Download PDFInfo
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- CN102390356B CN102390356B CN 201110300832 CN201110300832A CN102390356B CN 102390356 B CN102390356 B CN 102390356B CN 201110300832 CN201110300832 CN 201110300832 CN 201110300832 A CN201110300832 A CN 201110300832A CN 102390356 B CN102390356 B CN 102390356B
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- motor
- switch
- controller
- windscreen wiper
- electrical machine
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Abstract
The invention discloses a self-return system for auto wiper motors, which is characterized in that a motor (5) is arranged on a wiper control mechanism, a battery (1) is connected in series with a normally-open switch of a normally-open relay (4) and the motor (5), coils of an ignition switch (2), a wiper motor switch (3) and the normally-open relay (4) are connected in series, nodes of the ignition switch (2) and the wiper motor switch (3) are electrically connected to an a port of a controller (7), a node between coils of the wiper motor switch (3) and the normally-open relay (4) is electrically connected to a b port of the controller (7), the motor is electrically connected with a c port of the controller (7), and an e port of the controller (7) is electrically connected with a wiper return switch (6). Because electronic circuit control is adopted to replace the existing mechanical slide switch, purposes of slow wear and high reliability are achieved.
Description
Technical field
The present invention relates to the wiper field, particularly, relate to a kind of automatic return system of wiper motor of automobile.
Background technology
In sleety weather, need to open wiper with assurance driver's visiblity, and when the closing automobile windscreen wiper, need to make rain shaving blade automatically get back to extreme lower position, affect traffic safety to avoid blocking the sight line of chaufeur.Existing wiper automatic return system is to realize self-return by mechanical slide switch, and adopts mechanical slide switch to have the shortcomings such as quick abrasion and reliability are lower.
Summary of the invention
The object of the invention is to, for the problems referred to above, propose a kind of automatic return system of wiper motor of automobile, with the advantage that realizes that wearing and tearing are slow, reliability is high.
For achieving the above object, the technical solution used in the present invention is:
A kind of automatic return system of wiper motor of automobile, comprise storage battery, ignition lock, the rain shaving electrical machine switch, normally opened relay, windscreen wiper return switch, controller and windscreen wiper control mechanism, on the windscreen wiper control mechanism motor is installed, the normal open switch of described storage battery and normally opened relay, motor is cascaded, described ignition lock, the coil of rain shaving electrical machine switch and normally opened relay is cascaded, the node of described ignition lock and rain shaving electrical machine switch is connected electrically on a port of controller, node between the coil of described rain shaving electrical machine switch and normally opened relay is connected electrically on the b port of controller, the c port of described motor and controller is electrically connected, and the e port of described controller and windscreen wiper return switch are electrically connected.
Further, described windscreen wiper control mechanism comprises motor, connecting rod, turbine, worm screw, fork, support and scrapes horse, described endless screw apparatus is on motor, be provided with screw thread on it, the screw-threaded engagement of described turbine and worm screw is in the same place, and is coupling together between described connecting rod and the fork, and described support one end is packed on the motor, its other end is packed on the fork, and the described horse of scraping is coupling on fork.
Further, described windscreen wiper return switch comprises push rod, insulation spacer, housing, binding post, pull back spring, fixed contact and armature contact, be provided with pull back spring on the inner bottom surface of described housing, the both sides of described pull back spring are provided with binding post, one end of described binding post penetrates the bottom of housing, and its other end is provided with fixed contact, is provided with armature contact above fixed contact, be provided with insulation spacer above the described armature contact, be provided with push rod above the described insulation spacer.
Technical scheme of the present invention is accepted the signal of ignition lock and windscreen wiper return switch by controller, rain shaving blade is in extreme lower position when guaranteeing the disconnection of rain shaving electrical machine switch, avoids blocking the sight line of chaufeur; Adopt electron steering, avoided the wearing and tearing of mechanical slide switch, guaranteed simultaneously high reliability.
Other features and advantages of the present invention will be set forth in the following description, and, partly from specification sheets, become apparent, perhaps understand by implementing the present invention.Purpose of the present invention and other advantages can realize and obtain by specifically noted structure in the specification sheets of writing, claims and accompanying drawing.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Description of drawings
Accompanying drawing is used to provide a further understanding of the present invention, and consists of the part of specification sheets, is used for together with embodiments of the present invention explaining the present invention, is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the circuit electric diagram of automatic return system of wiper motor of automobile of the present invention;
Fig. 2 is the structural representation of windscreen wiper control mechanism in the automatic return system of wiper motor of automobile of the present invention;
Fig. 3 is the structural representation of windscreen wiper return switch in the automatic return system of wiper motor of automobile of the present invention.
By reference to the accompanying drawings, Reference numeral is as follows in the embodiment of the invention:
The 1-storage battery, 2-ignition lock, 3-rain shaving electrical machine switch, 4-normally opened relay, the 5-rain shaving electrical machine, 6-windscreen wiper return switch, 7-controller, 5-rain shaving electrical machine, 6-windscreen wiper return switch, 6-1 push rod, 6-2 insulation spacer, 6-3 housing, the 6-4 binding post, 6-5 pull back spring, 6-6 fixed contact, 6-7 armature contact, 8,15, the 17-connecting rod, 9-worm gear, 10-worm screw, 11,14, the 16-fork, the 12-support, 13-scrapes horse.
The specific embodiment
Below in conjunction with accompanying drawing the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein only is used for description and interpretation the present invention, is not intended to limit the present invention.
Such as Fig. 1, shown in Figure 2, in a kind of automatic return system of wiper motor of automobile disclosed by the invention, comprise storage battery 1, ignition lock 2, rain shaving electrical machine switch 3, normally opened relay 4, windscreen wiper return switch 6, controller 7 and windscreen wiper control mechanism, wherein the windscreen wiper control mechanism comprises motor 5, connecting rod 8,15,17, turbine 9, worm screw 10, fork 11,14,16, support 12 and scrape horse 13, worm screw 10 devices are on motor 5, be provided with screw thread on it, turbine 9 is in the same place with the screw-threaded engagement of worm screw 10, connecting rod 15,17 and fork 11,14, be coupling between 16 together, support 12 1 ends are packed on the motor 5, its other end is packed on the fork 11, scrapes horse 13 and is coupling on fork 14.The normal open switch of storage battery (1) and normally opened relay (4), motor (5) is cascaded, ignition lock (2), the coil of rain shaving electrical machine switch (3) and normally opened relay (4) is cascaded, the node of ignition lock (2) and rain shaving electrical machine switch (3) is connected on a port of controller (7) by wire, node between the coil of rain shaving electrical machine switch (3) and normally opened relay (4) is connected on the b port of controller (7) by wire, the c port of motor and controller (7) links together by wire, and the e port of controller (7) and windscreen wiper return switch (6) link together by wire.Controller 7 in this programme adopts the STC89C52 singlechip chip.
As shown in Figure 3, windscreen wiper return switch (6) comprises push rod (6-1), insulation spacer (6-2), housing (6-3), binding post (6-4), pull back spring (6-5), fixed contact (6-6) and armature contact (6-7), be provided with pull back spring (6-5) on the inner bottom surface of housing (6-3), the both sides of pull back spring (6-5) are provided with binding post (6-4), one end of binding post (6-4) penetrates the bottom of housing (6-3), its other end is provided with fixed contact (6-6), be provided with armature contact (6-7) in the top of fixed contact (6-6), be provided with insulation spacer (6-2) above the armature contact (6-7), be provided with push rod (6-1) above the insulation spacer (6-2).
Wherein the concrete control of automatic return system of wiper motor of automobile is as follows: windscreen wiper return switch 6 is closed when rain shaving blade is in extreme lower position, all disconnects in other situations.When ignition lock 2 is closed, working power is provided for controller 7, when rain shaving electrical machine switch 3 is also closed simultaneously, the rain shaving electrical machine normal operation, controller 7 is not controlled rain shaving electrical machine 5 according to the voltage signal of b terminal; When ignition lock 2 closures and 3 disconnection of rain shaving electrical machine switch, disconnect such as windscreen wiper return switch 6, controller 7 is by c terminal output 12V power supply, and rain shaving electrical machine 5 is rotated further; When windscreen wiper return switch 6 closures, controller 7 receives the bonding signal, and controller 7 is controlled c terminal bonding immediately, provides self-control, immediately stall of rain shaving electrical machine 5 for rain shaving electrical machine 5.
When ignition lock 2 and rain shaving electrical machine switch 3 closure, normally opened relay 4 switch contacts are closed, rain shaving electrical machine 5 normal operations.When rain shaving electrical machine switch 3 disconnected, normally opened relay 4 switch contacts disconnected, as this moment rain shaving blade be in extreme lower position, controller 7 control c terminal bonding, immediately stall of rain shaving electrical machine 5; As this moment rain shaving blade be not in extreme lower position, controller 7 is by c terminal output 12V power supply, rain shaving electrical machine 5 is rotated further, until rain shaving blade forwards extreme lower position, windscreen wiper return switch 6 closures to, controller 7 is controlled c terminal bonding immediately, provide self-control, immediately stall of rain shaving electrical machine 5 for rain shaving electrical machine 5.
And when rain shaving electrical machine is worked, scrape horse 13 by corresponding leverage driving to swing back and forth, make the rain shaving blade work that is installed on it.Windscreen wiper return construction of switch when scraping horse 13 and be in extreme lower position, is scraped push rod 6-1 that horse 13 promotes windscreen wiper return switches 6 and is overcome pull back spring elastic force and move down as shown in Figure 3, and armature contact 6-7 connects fixed contact 6-6, switch closure; When scraping horse 13 and be not in extreme lower position, then armature contact 6-7 leaves fixed contact 6-6 under the effect of pull back spring elastic force, and switch disconnects.
It should be noted that at last: the above only is the preferred embodiments of the present invention, be not limited to the present invention, although with reference to previous embodiment the present invention is had been described in detail, for a person skilled in the art, it still can be made amendment to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps part technical characterictic wherein is equal to replacement.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (3)
1. automatic return system of wiper motor of automobile, it is characterized in that, comprise storage battery (1), ignition lock (2), rain shaving electrical machine switch (3), normally opened relay (4), windscreen wiper return switch (6), controller (7) and windscreen wiper control mechanism, motor (5) is installed on the windscreen wiper control mechanism, the normal open switch of described storage battery (1) and normally opened relay (4), motor (5) is cascaded, described ignition lock (2), the coil of rain shaving electrical machine switch (3) and normally opened relay (4) is cascaded, the node of described ignition lock (2) and rain shaving electrical machine switch (3) is connected electrically on a port of controller (7), node between the coil of described rain shaving electrical machine switch (3) and normally opened relay (4) is connected electrically on the b port of controller (7), the c port of described motor and controller (7) is electrically connected, and the e port of described controller (7) and windscreen wiper return switch (6) are electrically connected.
2. automatic return system of wiper motor of automobile according to claim 1, it is characterized in that, described windscreen wiper control mechanism comprises motor (5), connecting rod (8,15,17), turbine (9), worm screw (10), fork (11,14,16), support (12) and scrape horse (13), described worm screw (10) device is on motor (5), be provided with screw thread on it, the screw-threaded engagement of described turbine (9) and worm screw (10) together, described connecting rod (15,17) and fork (11,14,16) be coupling between together, described support (12) one ends are packed on the motor (5), its other end is packed on the fork (11), and the described horse (13) of scraping is coupling on fork (14).
3. automatic return system of wiper motor of automobile according to claim 1 and 2, it is characterized in that, described windscreen wiper return switch (6) comprises push rod (6-1), insulation spacer (6-2), housing (6-3), binding post (6-4), pull back spring (6-5), fixed contact (6-6) and armature contact (6-7), be provided with pull back spring (6-5) on the inner bottom surface of described housing (6-3), the both sides of described pull back spring (6-5) are provided with binding post (6-4), one end of described binding post (6-4) penetrates the bottom of housing (6-3), its other end is provided with fixed contact (6-6), be provided with armature contact (6-7) in the top of fixed contact (6-6), be provided with insulation spacer (6-2) above the described armature contact (6-7), be provided with push rod (6-1) above the described insulation spacer (6-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110300832 CN102390356B (en) | 2011-09-30 | 2011-09-30 | Self-return system for auto wiper motors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110300832 CN102390356B (en) | 2011-09-30 | 2011-09-30 | Self-return system for auto wiper motors |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102390356A CN102390356A (en) | 2012-03-28 |
| CN102390356B true CN102390356B (en) | 2013-10-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110300832 Expired - Fee Related CN102390356B (en) | 2011-09-30 | 2011-09-30 | Self-return system for auto wiper motors |
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| CN (1) | CN102390356B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104407608A (en) * | 2014-10-22 | 2015-03-11 | 常州格力博有限公司 | Switch control circuit of snowplow controller and control method thereof |
| CN104579051B (en) * | 2015-01-21 | 2017-04-12 | 安徽江淮汽车集团股份有限公司 | Wiper motor control module and wiper motor detection circuit |
| CN104973018B (en) * | 2015-07-20 | 2016-12-07 | 贵阳万江航空机电有限公司 | A kind of method controlling the accurate return of windscreen wiper |
| CN106919116B (en) * | 2017-04-25 | 2023-09-22 | 安徽机电职业技术学院 | Automatic return control device and method for automobile windscreen wiper outage |
| CN112339034A (en) * | 2020-11-04 | 2021-02-09 | 汪桂衡 | Furniture production and processing equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4388574A (en) * | 1980-05-10 | 1983-06-14 | Audi Nsu Auto Union Ag | Control circuit for variable-speed windshield wiper |
| CN101722931A (en) * | 2009-12-25 | 2010-06-09 | 奇瑞汽车股份有限公司 | Wiper control system and control method thereof |
| CN201941730U (en) * | 2010-12-09 | 2011-08-24 | 河南天海科技有限公司 | Control circuit of automatic-return wiper motor for vehicle use |
| CN202243362U (en) * | 2011-09-30 | 2012-05-30 | 龚文资 | Automatic return system of wiper motor of automobile |
-
2011
- 2011-09-30 CN CN 201110300832 patent/CN102390356B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4388574A (en) * | 1980-05-10 | 1983-06-14 | Audi Nsu Auto Union Ag | Control circuit for variable-speed windshield wiper |
| CN101722931A (en) * | 2009-12-25 | 2010-06-09 | 奇瑞汽车股份有限公司 | Wiper control system and control method thereof |
| CN201941730U (en) * | 2010-12-09 | 2011-08-24 | 河南天海科技有限公司 | Control circuit of automatic-return wiper motor for vehicle use |
| CN202243362U (en) * | 2011-09-30 | 2012-05-30 | 龚文资 | Automatic return system of wiper motor of automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102390356A (en) | 2012-03-28 |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: LIUZHOU TONGSHUN AUTOMOBILE PARTS CO., LTD. Free format text: FORMER OWNER: GONG WENZI Effective date: 20150617 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150617 Address after: 545005 the Guangxi Zhuang Autonomous Region Liunan District of Liuzhou City Liu Yong Lu Zhanggongling South 350-2 No. Patentee after: Liuzhou Tongshun Automotive Parts Co., Ltd. Address before: 214151 No. 809 Hu Hu Road, Binhu District, Jiangsu, Wuxi Patentee before: Gong Wenzi |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131023 Termination date: 20170930 |
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| CF01 | Termination of patent right due to non-payment of annual fee |