CN218181337U - Alarm clock - Google Patents

Abstract

The utility model provides an alarm clock. The alarm clock comprises a shell, a machine core, a boosting circuit and lamp beads, wherein the shell is provided with a battery compartment, the machine core and the boosting circuit, the battery compartment is used for accommodating one battery, the battery compartment is connected with the machine core, the battery compartment is also connected with the boosting circuit, the lamp beads are simultaneously supplied to the machine core and the lamp beads for supplying power, and the lamp beads are greater than the light-emitting elements of the battery for working voltage. The utility model discloses an use boost circuit, under the prerequisite that does not increase supply voltage, make single section dry battery both can satisfy the alarm clock core and use, the operating voltage that can satisfy the lamp pearl simultaneously again uses in order to supply the illumination, has improved the product price/performance ratio of alarm clock.

Description

Alarm clock

Technical Field

The utility model relates to a clock and watch field especially relates to an alarm clock.

Background

In daily life, the pointer type alarm clock comprises a mechanical ringing alarm clock and a horn buzzer alarm clock, the working voltage of the movement of the product is 1.5V, and therefore a 1.5V dry battery is usually used for supplying power. Some alarm clocks have built-in little night-light, but are 1.5 volt small bulb, and light is dim, and 1.5 volt small bulb places the clock panel side in addition, only can look over the time, can not play the illumination effect at night. The partial alarm clock with the external light-emitting diode lighting function considers that the working voltage of the light-emitting diode is more than 3 volts, so the light-emitting diode is generally powered by an independent circuit, and direct-current batteries with the voltage of more than 3 volts are arranged, or a storage battery with the voltage of more than 3 volts and a charging circuit are arranged, or the alarm clock is powered by a USB external power supply. The inventors believe that such independent circuit powered products are susceptible to the following drawbacks: the product has large volume and high cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an under the prerequisite that does not increase supply voltage, provide the alarm clock of emitting diode illumination when can normally work.

A further purpose of the utility model is to use a section of 1.5 volt dry battery to supply power to the alarm clock movement and the light emitting diode simultaneously.

Particularly, the utility model provides an alarm clock, including casing, core, boost circuit and lamp pearl, the casing is equipped with battery compartment, core and the boost circuit who is used for holding a battery, the battery compartment is connected the core, the battery compartment still passes through boost circuit connects thereby the lamp pearl gives simultaneously the core with the lamp pearl power supply, the lamp pearl is greater than for operating voltage the light emitting component of battery.

Further, the boost circuit comprises a direct current conversion boost chip.

Further, the direct current conversion boost chip is a YX8115 direct current conversion boost chip.

Furthermore, the boost circuit also comprises an inductor, the direct current conversion boost chip is provided with a first contact and a second contact, and the inductor is connected between the first contact and the second contact. Furthermore, one end of a second contact of the inductor is connected with the lamp bead.

Furthermore, the lamp beads are light emitting diodes.

Further, the battery is a 1.5 volt dry cell battery.

Further, still include the switch, the switch is located between boost circuit and the battery compartment.

Further, the lamp bead is installed on the shell.

Further, still include the mount pad, the mount pad connect in the casing, the lamp pearl install in the mount pad.

Further, the lamp pearl includes a plurality ofly.

The utility model provides an alarm clock through using boost circuit, under the prerequisite that does not increase supply voltage, makes the single section dry battery both can satisfy the alarm clock core and use, and the operating voltage that can satisfy the lamp pearl simultaneously again uses in order to supply the illumination, has improved the product price/performance ratio of alarm clock.

Further, the utility model provides an alarm clock uses the dry battery that a lesson 1.5 was put down, through the direct current conversion chip that steps up, can give alarm clock core and emitting diode power supply, low cost simultaneously.

The above and other objects, advantages and features of the present invention will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.

Drawings

Some specific embodiments of the invention will be described in detail hereinafter by way of example and not by way of limitation with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:

fig. 1 is a schematic diagram of a power supply, a booster circuit and a lamp bead circuit of an alarm clock according to an embodiment of the present invention;

fig. 2 is a schematic rear view of an alarm clock according to an embodiment of the invention;

in the figure:

1-a shell;

11-a projection;

12-a mounting seat;

13-a battery compartment;

14-a leg;

2-lamp beads;

3-bell;

31-bell hammer;

4-timing adjusting button;

5-time adjusting button;

6-dial light switch;

7-an alarm switch;

8-a power supply;

9-a switch;

10-a booster circuit.

Detailed Description

Example 1

Fig. 1 is a schematic diagram of a battery, a booster circuit and a lamp bead circuit of an alarm clock according to an embodiment of the utility model. Fig. 2 is a schematic rear view of an alarm clock according to an embodiment of the invention. The embodiment of the invention discloses an alarm clock, including casing 1, core (not shown in the figure), boost circuit 10 and lamp pearl 2, lamp pearl 2 is greater than the light emitting component of battery for operating voltage, and casing 1 is equipped with battery compartment 13, core and the boost circuit 10 that are used for holding a battery, and the core is connected to battery compartment 13, thereby battery compartment 13 still connects lamp pearl 2 through boost circuit 10 and gives core and 2 power supplies simultaneously. In this embodiment, through using boost circuit 10, under the prerequisite that does not increase supply voltage, make the single section dry battery both can satisfy the alarm clock core and use, the operating voltage that simultaneously can satisfy lamp pearl 2 again uses in order to supply the illumination, has improved the product price/performance ratio of alarm clock.

In this embodiment, boost circuit 10 includes the direct current conversion chip that steps up, inductance and circuit board, wherein the direct current conversion chip that steps up has the first contact and the second contact of pin form, first contact and second contact are connected respectively to the both ends of inductance, battery and lamp pearl 2 in the battery compartment 13 are still connected respectively to the both ends of inductance, the direct current conversion chip volume that steps up is less and efficiency is higher, use the direct current conversion chip that steps up to the interval scope that supplies lamp pearl 2 to use with the direct current voltage rise of battery, use the inductance can reduce harmonic interference. It can be understood that, under some circumstances, the dc conversion boost chip may be directly connected to the battery in the battery compartment 13 and the lamp bead 2, respectively, without using an inductor.

In this embodiment, the lamp bead 2 is a 3V-12V light emitting diode, the light emitting diode includes a light emitting diode, a packaging portion and a pin, the light emitting diode is disposed in the packaging portion, and the pin is connected to the light emitting diode and penetrates through the packaging portion.

In this embodiment, the dc-dc conversion boost chip is a type YX8115, and the YX8115 dc-dc conversion boost chip is a light emitting diode driving integrated circuit designed for flashlight illumination, and is mainly used for a rechargeable battery or a dry battery, and can drive a low-power light emitting diode by using a CMOS process. The YX8115 direct current conversion boost chip has the contact of three pin forms, is VDD pin, LX pin and GND pin respectively, and wherein the GND pin is used for ground connection, and the VDD pin and the LX pin of direct current conversion boost chip are connected simultaneously to the both ends of above-mentioned inductance, and the VDD end of inductance still connects the battery in battery compartment 13, and the LX end of inductance still connects lamp pearl 2. When the lamp pearl adopted emitting diode, this embodiment used the direct current conversion chip that steps up, made single section 1.5 volt dry battery both can satisfy the alarm clock and use, can export again simultaneously and step up emitting diode's operating voltage and supply the illumination to use.

In this embodiment, the alarm clock is also provided with a switch 9 for controlling the lamp bead to be turned on or off. Specifically, switch 9 locates between boost circuit 10 and battery compartment 13 to switch 9 can control boost circuit 10 and get electric or lose electric, and then control opening or closing of lamp pearl 2. More specifically, when the switch 9 is a toggle switch 9, the switch has two pins, one pin is connected to the positive contact of the battery compartment 13, and the other pin is connected to the VDD terminal of the inductor of the voltage boosting circuit 10.

In this embodiment, the alarm clock is in the form of a bell clock, a main body of the bell clock includes a casing 1, a motor (not shown in the figure), a transmission mechanism, a hammer 31, a movement (not shown in the figure), a dial (not shown in the figure), a pointer (not shown in the figure) and two bells, a window of the hammer 31 is arranged on the top of the casing 1, the casing 1 is provided with the motor (not shown in the figure), the transmission mechanism, the hammer 31, the movement (not shown in the figure) and the two bells 3, the motor, the transmission mechanism, the movement and the battery 8 are all fixed in the casing 1, the dial is connected to the front side of the casing 1, a rotating shaft of the movement penetrates through the dial to connect the pointer, the motor is connected to the movement, and the movement drives the pointer to rotate on the dial to realize travel. The motor is also connected with a transmission mechanism, the transmission mechanism is connected with a bell hammer 31, the bell hammer 31 penetrates through a bell hammer window, and the top end of the bell hammer 31 is positioned at the middle position of the two bells 3, so that the motor drives the bell hammer 31 to realize bell striking. The dial side still is equipped with 1.5 and lies prostrate little bulb in order to illuminate the dial.

In this embodiment, the housing 1 is cylindrical or truncated cone-shaped. The back of the shell 1 is provided with a battery compartment 13, a battery mounting position is arranged in the battery compartment 13, and a 1.5V dry battery can be mounted in the battery compartment 13. It can be understood that the back of the casing 1 is further provided with a timing adjusting button 4, a time adjusting button 5, a dial light switch 6 and an alarm switch 97, and the bottom of the casing is provided with a support leg 14, which is a common technical means in the prior art and will not be described herein again.

In this embodiment, considering that the motor has a large volume, the rear end of the motor protrudes from the main body of the back surface of the housing 1, and the motor needs to be limited and protected by the protrusion 11, the protrusion 11 for mounting the motor is provided on the back surface of the housing 1, the mounting seat 12 is provided above the protrusion 11, and the top end of the mounting seat 12 is higher than the highest horizontal tangent line of the housing 1 in the use state. The lamp bead 2 is installed in the installation seat 12, and the luminous part of the lamp bead 2 protrudes out of the installation seat 12. The lamp bead 2 is a 3V-12V light emitting diode, pins of the light emitting diode and a packaging part close to the pins are located in the mounting seat 12, the upper part of the packaging part protrudes out of the mounting seat 12, the whole packaging part can be regarded as a light emitting part, therefore, the light emitting part of the lamp bead 2 protrudes out of the mounting seat 12, and as the top end of the mounting seat 12 is higher than a horizontal tangent line of the top end of the shell 1, the light emitting part of the lamp bead 2 protrudes out of the top of the shell 1, so that light rays emitted by the lamp bead 2 can directly irradiate the upper part and the back area of the shell 1. The mounting seat 12 is positioned between the two bells 3, so that the lamp bead 2 can expand the irradiation space range as much as possible. The design of casing 1 diameter is 10cm in this embodiment to be convenient for whole alarm clock and hold with the hand, and then when the illumination of specific direction is carried out to needs, can hand the alarm clock and shine.

In this embodiment, the back surface of the housing 1 is further provided with an installation groove, the installation groove penetrates through the back surface of the housing 1 in the thickness direction, and the switch 9 is installed in the installation groove. Specifically, switch 9 adopts toggle switch 9, and switch 9 connects the circuit that is located casing 1, and then this switch 9 can control opening and close of lamp pearl 2.

Example 2

The difference between this embodiment and embodiment 1 is that the alarm in this embodiment is in the form of a horn buzzer alarm clock, there is no bell and hammer, the alarm is sounded through a speaker, the lamp bead 2 in this embodiment is located at any position of the casing 1, for example, at the left or right side or bottom side of the casing 1, and the lamp bead 2 can illuminate the surrounding environment.

Example 3

The difference between this embodiment and embodiments 1 or 2 and any combination thereof is that a plurality of lamp beads are provided in this embodiment, for example, the left side or the right side or the bottom side of the housing 1 is provided with a lamp bead.

Example 4

The difference between this embodiment and embodiments 1 or 2 or 3 and any combination thereof is that the lamp shade is sleeved outside the lamp bead in this embodiment.

Thus, it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been shown and described in detail herein, many other variations and modifications can be made to the invention consistent with the principles of the invention, which may be directly determined or derived from the disclosure of the present invention, without departing from the spirit and scope of the invention. Accordingly, the scope of the present invention should be understood and interpreted to cover all such other variations or modifications.

Claims (10)

1. The utility model provides an alarm clock, its characterized in that, includes casing, core, boost circuit and lamp pearl, the casing is equipped with battery compartment, core and the boost circuit who is used for holding a grain battery, the battery compartment is connected the core, the battery compartment still passes through boost circuit connects thereby the lamp pearl gives simultaneously the core with the lamp pearl power supply, the lamp pearl is greater than for operating voltage the light emitting component of battery.

2. The alarm clock of claim 1, wherein the boost circuit comprises a dc-to-dc boost chip.

3. The alarm clock of claim 2, wherein the dc-to-boost converter is a YX8115 dc-to-boost converter.

4. The alarm clock of claim 2, wherein the boost circuit further comprises an inductor, the dc-to-dc converter boost chip has a first contact and a second contact, and the inductor is connected between the first contact and the second contact; one end of a first contact of the inductor is connected with the battery bin, and one end of a second contact of the inductor is connected with the lamp bead.

5. Alarm clock according to claim 1, characterized in that the lamp bead is a light emitting diode.

6. An alarm clock as claimed in claim 1, wherein the battery is a 1.5 volt dry cell battery.

7. The alarm clock of claim 1, further comprising a switch disposed between the boost circuit and the battery compartment.

8. The alarm clock of claim 1, wherein the light bead is mounted to the housing.

9. An alarm clock according to claim 8, further comprising a mounting base connected to the housing, the lamp bead being mounted to the mounting base.

10. Alarm clock according to claim 1, characterized in that the lamp bead comprises a plurality of.

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