CN203407055U - Motor end cover and motor - Google Patents
Motor end cover and motor Download PDFInfo
- Publication number
- CN203407055U CN203407055U CN201320554576.3U CN201320554576U CN203407055U CN 203407055 U CN203407055 U CN 203407055U CN 201320554576 U CN201320554576 U CN 201320554576U CN 203407055 U CN203407055 U CN 203407055U
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- China
- Prior art keywords
- led lamp
- power
- end cover
- ventilating opening
- motor
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Abstract
The utility model discloses a motor end cover and a motor provided with the motor end cover. The motor end cover has a sandwich structure with an inner cavity. The external end surface of the motor end cover is provided with a first ventilating opening and a second ventilating opening. One part of flowing air flows out through the first ventilating opening, and the other part of the flowing air flows out through the second ventilating opening via the above mentioned inner cavity. The distance between the first ventilating opening and the center of the motor end cover is greater than the distance between the second ventilating opening and the center of the motor end cover. The distance between the second ventilating opening and the center of the motor end cover is less than the distance between an air channel of a stator external wall and a central line of a drive shaft. Through the inner cavity of the sandwich structure and the second ventilating opening, the scheme allows the flowing air to pass through the periphery of a bearing in order to cool the bearing. Since the flowing air from the second ventilating opening accelerates air flowing around the drive shaft, heat dissipation of the drive shaft and the bearing is facilitated. Therefore, the motor end cover can control temperature rise of the motor bearing and ensure normal operation of the motor. The motor end cover has strong innovation and reliable performance.
Description
Technical field
The utility model relates to a kind of traffic accident alarm device, relates in particular to a kind of portable LED traffic accident alarm device.
Background technology
Current triangular traffic accident review device, general red plastic part the reflective material of outer painting of adopting is made, self can be not luminous, belong to passive type traffic warning, give by natural daylight reflective the prompting of sending a car in a distant place its daytime, effective visible sensation distance is greatly in 1000 meters, and send a car evening by a reflective prompting distant place for street lamp and car light, and effective visible sensation distance is greatly in 600 meters.If source light a little less than, or because attention device surface dirt is many, cause reverberation darker, or rear car excessive velocities, is all easy to cause secondary traffic accident.
Utility model content
The purpose of this utility model provides a kind of portable LED traffic accident alarm device that can be luminous with regard to being in order to address the above problem.
The utility model is achieved through the following technical solutions above-mentioned purpose:
Portable LED traffic accident alarm device described in the utility model comprises a triangular supports being formed by connecting from beginning to end by three side plates, article three, the same side surface of described side plate is all provided with a plurality of red LED lamp, opposite side contrary with described red LED lamp in described triangular supports is provided with the power interface for external direct current power supply, the inner of described power interface is connected with the input of power circuit, the output of described power circuit is connected with the power input of cowl lamp control circuit, the power output end of described cowl lamp control circuit is connected with the power input of described red LED lamp respectively.
In order to realize better alarming effect, described portable LED traffic accident alarm device also comprises the central plate that is positioned at described triangular supports center, on described central plate, with the surface of described red LED lamp homonymy, color LED lamp group is installed, described color LED lamp group comprises the LED lamp of a plurality of different colours; The power input of the output Hai Yu center lamp control circuit of described power circuit connects, and the power output end of described center lamp control circuit is connected with the power input of each LED lamp of described color LED lamp group respectively.
The beneficial effects of the utility model are:
The ruddiness that the utility model employing LED lamp sends is as traffic accident alarm signal, change the non-luminous passive type traffic accident alarm of tradition plate into luminous active traffic accident alarm plate, no matter be daytime or evening, all can play stronger alarming effect, warn effective sight line effect distance and more than at least 3 times, can greatly reduce the generation of secondary traffic accident than traditional triangle shape alarming device distance.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of portable LED traffic accident alarm device described in the utility model;
Fig. 2 is the circuit diagram of power circuit described in the utility model;
Fig. 3 is the circuit diagram of cowl lamp control circuit described in the utility model;
Fig. 4 is the circuit diagram of center described in the utility model lamp control circuit.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As shown in Figure 1, portable LED traffic accident alarm device described in the utility model comprises a triangular supports being formed by connecting by three side plates, 2 head and the tail and the central plate 4 that is positioned at triangular supports center, article three, the same side surface of side plate 2 (being the front side surface in Fig. 1) is all provided with a plurality of red LED lamp 1, central plate 4 links together by connecting plate 5 and side plate 2, on central plate 4, with the surface (being the front side surface in Fig. 1) of red LED lamp 1 homonymy, color LED lamp group 3 is installed, color LED lamp group 3 comprises that the LED lamp of a plurality of different colours (in this example is 3, be respectively red, blue, green three kinds of colors), opposite side contrary with red LED lamp 1 in triangular supports (is the rear side in Fig. 1, not visible in figure) power interface for external direct current power supply is installed, the inner of power interface is connected with the input of power circuit, the output of power circuit is connected with the power input of center lamp control circuit with the power input of cowl lamp control circuit respectively, the power output end of cowl lamp control circuit is connected with the power input of red LED lamp 1 respectively, and the power output end of center lamp control circuit is connected with the power input of each LED lamp of color LED lamp group 3 respectively.Above-mentioned power interface, power circuit and cowl lamp control circuit are all circuit modules, and its installation site and mounting structure are inessential, adopt usual manner, so all not shown in Figure 1.
For all structures of the present utility model are described in detail, with preferred circuit structure, describe below, wherein, these circuit are all conventional circuit, only the important structure of some of them or operation principle are described herein, other non-important structure or operation principle directly can be clear and definite with reference to accompanying drawing.
As shown in Figure 2, shown in the utility model in power circuit, its input Ui is connected with the inner of above-mentioned power interface, and the outer end of power interface can connect by the output of connecting line and Vehicular direct-current power supply (also can be connected as the output of pressurizer with other direct current output equipment).After the DC power supply access power interface of Vehicular direct-current power supply 12～24V, first through the rectification of VD1 bridge heap, here using VD1 bridge heap is that wrong appears in polarity for fear of power supply, with protection late-class circuit, and prevent late-class circuit before automobile is not activated and anti-power supply, the power supply of piling through VD1 bridge is through the filter of inductance L and the first capacitor C 1 composition, can filtering change the power-supply fluctuation bringing because of engine speed, power supply through stationary filtering, the 5V power supply of the three-terminal voltage-stabilizing ic chip 1 rear stable output that is 7805 by model, the second capacitor C 2 is for further stabilized power supply.In circuit, the first resistance R 1 and the first diode VDz1 are the elements of protection rechargeable battery E, can effectively protect rechargeable battery E not overcharge.Master switch K is the power on switch of this alarming device, when closed master switch K, if rechargeable battery E electric weight is sufficient, by rechargeable battery E directly for alarming device is powered, if rechargeable battery E electric weight is not enough, the output by three-terminal voltage-stabilizing ic chip 1 is that alarming device is powered, and is rechargeable battery E charging simultaneously; When disconnecting master switch K, disconnect the power supply of alarming device.The second diode VDz2 be rechargeable battery E cross electricity protection device, when the utilization voltage of rechargeable battery E is during lower than 3.2V, output power supply is closed, and is prompted to circuit charging.
As shown in Figure 3, the input Ui1 of cowl lamp control circuit is connected with the output Uo of power circuit, and power supply is supplied with cowl lamp control chip IC2, and the cowl lamp control chip IC2 that is PIC16F72 by model controls the ignition mode of this alarming device cowl lamp.One side LED in Fig. 3, two LEDHe San limit, limit LED are respectively the red LED lamp on three side plates 2 of Fig. 1 intermediate cam shape support, in this example, will after the red LED lamp series connection on each side plate 2, do as a whole control.When closed first mode K switch 0, three limit LED integral body are extinguished or light, gradually the flash red LED lamp 1 of lighting alarming device; When closed the second mode switch K1, light successively on three LEDZhu limits, limit, finally all lights, and take turns doing circulation; When three-mode K switch 2 is closed, light successively on three LEDZhu limits, limit, and just bright one side LED only at every turn, after three limit LED light successively, finally all lights, and take turns doing circulation; When first mode K switch 0, the second mode switch K1, three-mode K switch 2 are all closed, three limit LED all light always; When first mode K switch 0, the second mode switch K1, three-mode K switch 2 whole closure, three limit LED all extinguish, and it is fine that this working method is applicable to daytime, and in the good situation of visual range, during with energy savings, use.In Fig. 3, adjustable resistance RP1 is for when first mode K switch 0, the second mode switch K1 and three-mode K switch 2 are closed, and flash or the speed adjustment of lighting one by one, when first mode K switch 0 is closed, can tune up the speed of flicker, also can slow down; Equally, when the second mode switch K1, three-mode K switch 2 closure, can adjust the interval time that three red LED lamp 1 on side plate 2 are lighted one by one.
As shown in Figure 4, the input Ui2 of center lamp control circuit is connected with the output Uo of power circuit, power supply backbone lamp control chip IC3, the center lamp control chip IC3 that is PIC16F72 by model controls the ignition mode of this alarming device center lamp, color LED lamp group 3 in this example adopts the mode of flickering display, forms flashing warning light effect.LED in Fig. 4 is red, LED is green and the blue central plate 4 that is respectively Fig. 1 intermediate cam shape support of LED on the LED lamp of three kinds of colors of color LED lamp group 3.Center lamp control chip IC3 control LED is red, LED is green and blue three high-powered LED lamps of LED (more than at least reaching 1W power), and amplifier T11, T12, T13 all adopt high power amplifier.As required, circuit can regulate the frequency of flash caution by adjustable resistance RP11, to realize warning function.
In conjunction with Fig. 1-
Fig. 4, whole alarming device is when application, when needs are warned, open this installation's power source, super bright red LED lamp 1 on three side plates 2 of triangular supports is all lighted, the color LED lamp flicker of middle color LED lamp group 3, form triangle attention device, it warns effective sight line effect distance than traditional triangle shape attention device distance more than at least 3 times, its effective sight line can reach more than 3000 meters daytime, more than can reaching 5000m evening, evening particularly, self luminous light-transfer characteristic is more obvious, rear car can effectively be avoided disabled vehicle etc. above completely, avoid the generation of secondary traffic accident.
The side plate 2 of this device and central plate 4 still adopt red plastic to make, and coat reflectorised paint, therefore, can close by day three red LED lamp 1 on side plate 2 as required, and just strengthening warning is done in the flicker of the color LED lamp of color LED lamp group 3; Also can when light is good, close whole LED lamps, identical with the effect of traditional triangle shape attention device.
Claims (2)
1. a portable LED traffic accident alarm device, comprise a triangular supports being formed by connecting from beginning to end by three side plates, it is characterized in that: the same side surface of three described side plates is all provided with a plurality of red LED lamp, opposite side contrary with described red LED lamp in described triangular supports is provided with the power interface for external direct current power supply, the inner of described power interface is connected with the input of power circuit, the output of described power circuit is connected with the power input of cowl lamp control circuit, the power output end of described cowl lamp control circuit is connected with the power input of described red LED lamp respectively.
2. portable LED traffic accident alarm device according to claim 1, it is characterized in that: described portable LED traffic accident alarm device also comprises the central plate that is positioned at described triangular supports center, on described central plate, with the surface of described red LED lamp homonymy, color LED lamp group is installed, described color LED lamp group comprises the LED lamp of a plurality of different colours; The power input of the output Hai Yu center lamp control circuit of described power circuit connects, and the power output end of described center lamp control circuit is connected with the power input of each LED lamp of described color LED lamp group respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320554576.3U CN203407055U (en) | 2013-09-08 | 2013-09-08 | Motor end cover and motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320554576.3U CN203407055U (en) | 2013-09-08 | 2013-09-08 | Motor end cover and motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203407055U true CN203407055U (en) | 2014-01-22 |
Family
ID=49942973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320554576.3U Expired - Fee Related CN203407055U (en) | 2013-09-08 | 2013-09-08 | Motor end cover and motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203407055U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110363942A (en) * | 2019-07-19 | 2019-10-22 | 刘天欣 | A kind of optical fiber luminescent alarming device |
-
2013
- 2013-09-08 CN CN201320554576.3U patent/CN203407055U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110363942A (en) * | 2019-07-19 | 2019-10-22 | 刘天欣 | A kind of optical fiber luminescent alarming device |
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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: 20140122 Termination date: 20140908 |
|
| EXPY | Termination of patent right or utility model |