CN210971377U

CN210971377U - Bicycle taillight with water leakage reminding function

Info

Publication number: CN210971377U
Application number: CN201922122160.4U
Authority: CN
Inventors: 郭祖春
Original assignee: Kunshan Pulunsi Network Technology Co ltd
Current assignee: Kunshan Pulunsi Network Technology Co ltd
Priority date: 2019-12-02
Filing date: 2019-12-02
Publication date: 2020-07-10
Anticipated expiration: 2029-12-02

Abstract

The utility model discloses a bicycle taillight with water leakage reminding function, which comprises a shell, a light-emitting element and a control circuit board which are arranged in the shell, wherein the control circuit board comprises a power module, a controller, a driving module, a reminding device and a detection module; the effect is as follows: when water drops or water mist exist in the shell of the bicycle tail lamp, the detection module can trigger the controller to drive the reminding device to work through the driving module to realize the function of reminding a user, so that the user can find hidden dangers existing in the bicycle tail lamp in time, and the reliability of the whole bicycle tail lamp is improved.

Description

Bicycle taillight with water leakage reminding function

Technical Field

The utility model relates to a bicycle accessory technical field, concretely relates to bicycle taillight with warning function leaks.

Background

The bicycle tail lamp plays safety protection's effect to the user, reminds rear vehicle, especially adopts the novel tail lamp of electronic design to replace traditional tail lamp more now. However, when the user uses the water-proof device, the user is also common in severe environments such as rainstorm, the waterproof design in the prior art is mostly realized by sealant and the like, the water-proof device is long in time, the water-proof device can influence water-proof performance after being exposed to wind and sun for a long time, water drops or water mist enters the water-proof device to influence the working reliability of the water-proof device, the user is difficult to find in time generally, and the water-proof device does not have a corresponding water leakage reminding function in the prior art.

Disclosure of Invention

The utility model aims at providing a bicycle taillight with remind function of leaking to solve prior art, do not have the corresponding defect of reminding the function of leaking.

The utility model discloses the technical scheme who takes does: the utility model provides a bicycle taillight with warning function leaks, includes the casing, sets up light emitting component and control circuit board in the casing, control circuit board includes power module, controller, drive module, reminding device and detection module, power module is used for being connected with each electric element, reminding device with drive module connects, the controller respectively with drive module and detection module connect.

Preferably, the detection module adopts DHT11, a first pin of the detection module is connected with a power VCC, a fourth pin of the detection module is grounded, and a second pin of the detection module is connected with the controller.

Preferably, the second pin of the detection module is further connected to a power source VCC through a pull-up resistor.

Preferably, the pull-up resistor is a patch resistor with a resistance value of 5.1K.

Preferably, the reminding device adopts an active buzzer.

Preferably, the driving module adopts a switching device.

Preferably, the switching device adopts the triode, the controller is including the drive output who exports drive signal, the drive output with the base of triode is connected, the collecting electrode and the power VCC of triode are connected, the projecting pole of triode with reminding device's power positive terminal is connected, reminding device's power negative terminal ground connection.

Preferably, a resistor is further connected between the base of the triode and the negative end of the power supply of the reminding device.

By adopting the technical scheme, the method has the following advantages: the utility model provides a pair of bicycle taillight with remind function leaks can be when water droplet or water smoke exist inside its casing through detection module, and trigger controller passes through the work of drive module drive reminding device and realizes reminding user's function for the user can in time discover its hidden danger that exists, improves the reliability of whole bicycle tail lamp.

Drawings

Fig. 1 is a schematic structural view of a bicycle tail lamp with a water leakage reminding function according to an embodiment of the present invention;

fig. 2 is a schematic connection diagram of a controller and a detection module according to an embodiment of the present invention;

fig. 3 is a schematic view of a connection between a driving module and a reminding device provided by the embodiment of the present invention.

Detailed Description

In order to make the technical problems, technical solutions and advantages to be solved by the present invention clearer, the following detailed description will be given with reference to the accompanying drawings and specific embodiments, which are used for illustrating the present invention but are not used for limiting the scope of the present invention.

Referring to fig. 1 to 3, the present embodiment provides a bicycle taillight with a water leakage reminding function, including a housing, a light emitting element and a control circuit board arranged in the housing, the control circuit board includes a power module, a controller, a driving module, a reminding device and a detection module, the power module is used for being connected with each electric element, the reminding device is connected with the driving module, and the controller is respectively connected with the driving module and the detection module.

In specific implementation, the power module adopts a rechargeable battery, a lithium battery and the like to provide a required VCC power supply for the power module, the controller adopts a microcontroller, for example, STM32F103, and the light-emitting element is also connected with the controller to realize the normal function of the tail lamp, since the specific structure of the tail lamp and the content of the light-emitting element and the like are not the invention points of the application and mature prior art is adopted, the brief description is provided herein, and it should be clear to those skilled in the art; referring to fig. 2, in order to find the hidden water leakage trouble in time, the detection module adopts DHT11, that is, the detection module reminds when the humidity is high, which is more favorable for preventing water leakage, a first pin of the detection module is connected to a power VCC, a fourth pin of the detection module is grounded, and a second pin of the detection module is connected to the controller; that is, the DHT11 device employs a simplified single bus communication, i.e., a single data line; the second pin of the detection module is further connected with a power supply VCC through a pull-up resistor, and the pull-up resistor is a chip resistor with the resistance value of 5.1K.

When triggered (i.e. the humidity value exceeds the normal humidity, for example, the humidity exceeds 90 percent), referring to fig. 3, the reminding device selects an active buzzer, a multivibrator is integrated inside the active buzzer, the alarm can be generated only by applying a necessary direct current level externally, and a driving and control circuit of the reminding device is simple and easy to control; the switch device adopts a triode, the controller comprises a driving output end which outputs a driving signal, the driving output end is connected with the base electrode of the triode, the collector electrode of the triode is connected with a power supply VCC, the emitter electrode of the triode is connected with the positive end of the power supply of the reminding device, the negative end of the power supply of the reminding device is grounded, and a resistor is connected between the base electrode of the triode and the negative end of the power supply of the reminding device; it should be noted that, in fig. 3, the switching device is represented by Q1, the driving output terminal of the driving signal is represented by T1, and the controller outputs the driving signal after comparing the collected value with the threshold value, which is well known in the art and will not be described herein again.

Through the scheme, when the detection module is used for detecting that the humidity in the shell is too high (namely, the waterproof structure is not tight and gaps exist), the trigger controller drives the reminding device to work through the driving module to realize the function of reminding the user, so that the user can find hidden dangers existing in time, and the reliability of the whole bicycle tail lamp is improved.

Finally, it should be noted that the above description is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a bicycle taillight with warning function leaks, includes the casing, sets up light emitting component and control circuit board in the casing, its characterized in that, control circuit board includes power module, controller, drive module, reminding device and detection module, power module is used for being connected with each power consumption component, reminding device with drive module connects, the controller respectively with drive module and detection module connect.

2. The bicycle taillight with the function of reminding about water leakage as claimed in claim 1, wherein said detection module is DHT11, a first pin of said detection module is connected to VCC, a fourth pin of said detection module is grounded, and a second pin of said detection module is connected to said controller.

3. The bicycle taillight with the function of water leakage warning according to claim 2, wherein the second pin of the detection module is further connected to a power source VCC through a pull-up resistor.

4. The bicycle taillight with the function of water leakage reminding as claimed in claim 3, wherein the pull-up resistor is a chip resistor with a resistance of 5.1K.

5. The bicycle taillight with the water leakage reminding function as claimed in claim 1, wherein the reminding device is an active buzzer.

6. The bicycle taillight with the water leakage reminding function as claimed in claim 1, wherein the driving module adopts a switch device.

7. The bicycle taillight with the function of water leakage warning according to claim 6, wherein the switch device is a triode, the controller includes a driving output end outputting a driving signal, the driving output end is connected with a base of the triode, a collector of the triode is connected with a power source VCC, an emitter of the triode is connected with a positive power supply end of the warning device, and a negative power supply end of the warning device is grounded.

8. The bicycle taillight with the water leakage reminding function as claimed in claim 7, wherein a resistor is further connected between the base of the triode and the negative terminal of the power supply of the reminding device.