CN206020807U - A kind of LED magnifieres - Google Patents

Abstract

This utility model provides a kind of LED magnifieres，Including lens，Wherein，LED magnifieres also include LED control circuit，LED control circuit includes power module、Control module、First switch device、First light emitting diode、Second light emitting diode、3rd light emitting diode、4th light emitting diode and switch arrays，Power module is used for LED control circuit output voltage，The first pin ground connection of control module，First switch device is connected electrically between the second pin of control module and power module，First light emitting diode and the second light emitting diode are connected between the 3rd pin of control module and power module，3rd light emitting diode and the 4th light emitting diode are connected between the 4th pin of control module and power module，5th pin of control module is electrically connected with power module by switch arrays,Switch arrays are adjoined with lens.The LED magnifieres have illumination functions, and there is simple structure, easy to operate and portable advantage.

Description

A kind of LED magnifieres

Technical field

This utility model is related to magnifier field, more particularly to a kind of LED magnifieres.

Background technology

Magnifier is often used when reading a book in daily life, consult a map etc. as aid, especially Be old people, be accustomed to a magnifier being carried with one magnifier of placement on the desk again or in trip.But it is existing Most of magnifier be all single function, appearance design is coarse, and existing a lot of magnifieres do not possess illuminator, Often be required for carrying out floor light by other lightings where dark, and the light fixture of outside sometimes because The relation of installation site causes reader's light when being read to be blocked, very inconvenient.In prior art, some amplifications Mirror is designed to standoff vertical structure, observing object can be placed in below magnifier and be observed, but such amplification The space that mirror takes is big, the not compact and inconvenient carrying of structure, although and also some magnifieres are needed with illuminator It is attached with outside power supply so that cannot use anywhere or anytime with oneself, poor practicability.

Content of the invention

In order to solve the above problems, main purpose of the present utility model is to provide a kind of LED with illumination functions and amplifies Mirror.

To achieve these goals, this utility model provides a kind of LED magnifieres, including lens, wherein, LED magnifieres Also include that LED control circuit, LED control circuit include that power module, control module, first switch device, first light Diode, the second light emitting diode, the 3rd light emitting diode, the 4th light emitting diode and switch arrays, power module be used for LED control circuit output voltage, the first pin ground connection of control module, first switch device are connected electrically in the of control module Between two pins and power module, the first light emitting diode and the second light emitting diode be connected on the 3rd pin of control module and Between power module, the 3rd light emitting diode and the 4th light emitting diode are connected on the 4th pin and power module of control module Between, the 5th pin of control module is electrically connected with power module by switch arrays, and switch arrays are adjoined with lens.

Further scheme is that switch arrays include that multiple second switch devices, multiple second switch devices are connected in parallel.

Further scheme is, LED magnifieres also include that upper shell and lower house, upper shell and lower house surround receiving Chamber, on upper shell, first switch device is arranged on lower house lens.

Further scheme is, the first light emitting diode, the second light emitting diode, the 3rd light emitting diode and the 4th Optical diode is respectively positioned on receiving and intracavity and is installed on upper shell, the first light emitting diode, the second light emitting diode, the 3rd Optical diode and the 4th light emitting diode are uniformly distributed along the circumference of upper shell.

Further scheme is, multiple second switch devices are uniformly distributed along the circumference of lower house, and multiple second open Close device to be arranged between upper shell and lower house.

Further scheme is, first switch device is toggle switch.

Further scheme is, second switch device is touch-switch.

Further scheme is, upper shell and lower house are made by metal material.

Therefore, setting power module enables LED magnifieres to depart from external power source and carries out independently-powered, expansion The practicality of LED magnifieres, arranges the control signal that control module is used for receiving first switch device and switch arrays output, leads to Crossing makes switch arrays to control module output control signal by applanation lenses, and controls the first light emitting diode, the second light-emitting diodes The break-make of pipe, the 3rd light emitting diode and the 4th light emitting diode, and then make LED magnifieres realize illumination functions, while arranging Upper shell and lower house cause LED magnifier modularitys, and then LED magnifieres are easy to carry, while multiple second are opened Close device to be arranged between upper shell and lower house and along the circumferentially distributed of lower house so that when lens are pressed, control module The control signal of switch arrays output can be accurately received, the reliability of LED magnifieres is improve, is made using rustless steel Upper shell and lower house be prevented from upper-lower casing and get rusty, while causing upper-lower casing firmer and paperweight can be served as Stone.

Description of the drawings

Fig. 1 is the structure chart of the housing of this utility model LED magnifier embodiments.

Fig. 2 is the structure chart under another visual angle of the housing of this utility model LED magnifier embodiments.

Fig. 3 is the electrical schematic diagram of the LED control circuit of this utility model LED magnifier embodiments.

Below in conjunction with drawings and Examples, the utility model is described in further detail.

Specific embodiment

With reference to Fig. 1, Fig. 2 and Fig. 3, Fig. 1 is the structure chart of the housing of this utility model LED magnifier embodiments, and Fig. 2 is this Structure chart under another visual angle of the housing of utility model LED magnifier embodiment, Fig. 3 are this utility model LED magnifier realities Apply the electrical schematic diagram of the LED control circuit of example.LED magnifieres 1 include lens 11, upper shell 12 and lower house 13, and arrange There are LED control circuit 2, upper shell 12 and lower house 13 to surround accommodating chamber 14, lens 11 are arranged in accommodating chamber 14 and lens 11 on upper shell 12.Wherein, upper shell 12 and lower house 13 are made by metal material, and described metal material can be with For aluminium alloy, rustless steel or other metal materials.

LED control circuit 2 includes power module BT1, control module IC1, LED 1, light emitting diode LED2, LED 3, LED 4, switching device SW9 and switch arrays 22.Power module BT1 be used for LED control circuit output voltage, is that whole LED control circuit 2 is powered, and switching device SW9 is toggle switch and derailing switch On lower house 13, switching device SW9 is connected electrically in the negative pole of power module BT1 and the pin of control module IC1 to part SW9 Between E, for controlling the break-make of whole LED control circuit, play a part of main switch, the pin D of control module IC1 connects Ground.

LED 1 and LED 2 are connected on the pin C's and power module BT1 of control module IC1 Between positive pole, specifically, the negative electrode of LED 1 is electrically connected with the pin C of power module BT1, LED 1 Anode electrically connect with the negative electrode of LED 2, the positive electrical of the anode of LED 2 and power module BT1 Connection.

LED 3 and LED 4 are connected on the pin B's and power module BT1 of control module IC1 Between positive pole, specifically, the negative electrode of LED 3 is electrically connected with the pin B of power module BT1, LED 3 Anode and LED 4 negative electrode to electrically connecting, the positive pole of the anode of LED 4 and power module BT1 Electrical connection.

The pin A of control module IC1 is connected with the positive pole of power module BT1 by switch arrays 22, and switch arrays 22 are wrapped Include be connected in parallel switching device SW1, switching device SW2, switching device SW3, switching device SW4, switching device SW5, switch Device SW6, switching device SW7 and switching device SW8.Switch arrays 22 are adjoined with lens 11, and eight of switch arrays 22 open Close device to be arranged between upper shell 12 and lower house 13, and eight switching devices of switch arrays 22 are along the circumference of lower house 13 Be uniformly distributed, and then cause, when pressing to lens 11, no matter switch arrays can be made by which position of applanation lenses 11 Row 22 receive the instruction being pressed, and then switch arrays 22 is instructed to control module IC1 output control, control light emitting diode LED1, LED 2, LED 3 and LED 4 light.LED 1, luminous two Pole pipe LED2, LED 3 and LED 4 are respectively positioned in accommodating chamber 14 and along the circumferential uniform of upper shell 12 It is distributed and is arranged on upper shell 12.Light emitting diode is arranged in accommodating chamber 14 so that the light source that light emitting diode sends Can be collected in accommodating chamber 14, increased the brightness of illumination, improve illuminating effect and effectively prevent light loss.Its In, eight switching devices of switch arrays 22 are touch-switch.

From such scheme, when being read where dark using LED magnifieres, main switch is connected, Light emitting diode is connected by pressing the lens of LED magnifieres, good light illumination is provided for reading, is sent out when using During optical diode, the lens of pressing LED magnifieres cut out light emitting diode again, when using LED magnifieres, break Open main switch and cause the different electricity of control module and power module leakproof.LED magnifieres of the present utility model have illumination functions, And there is simple structure, easy to operate and portable advantage.

Finally it is emphasized that the foregoing is only preferred this utility model of the present utility model, it is not limited to This utility model, for a person skilled in the art, this utility model can have various change and change, all in this practicality Within new spirit and principle, any modification, equivalent substitution and improvements that is done etc. should be included in guarantor of the present utility model Within the scope of shield.

Claims (8)

1. a kind of LED magnifieres, including lens, it is characterised in that：

The LED magnifieres also include that LED control circuit, the LED control circuit include

Power module, the power module are used for the LED control circuit output voltage；

Control module, the first pin ground connection of the control module；

First switch device, the first switch device are connected electrically in the second pin of the control module and the power module Between；

First light emitting diode and the second light emitting diode, first light emitting diode and second light emitting diode series connection Between the 3rd pin and the power module of the control module；

3rd light emitting diode and the 4th light emitting diode, the 3rd light emitting diode and the 4th light emitting diode series connection Between the 4th pin and the power module of the control module；

Switch arrays, the 5th pin of the control module are electrically connected with the power module by the switch arrays, described Switch arrays are adjacent with the lens.

2. LED magnifieres according to claim 1, it is characterised in that：

The switch arrays include that multiple second switch devices, multiple second switch devices are connected in parallel.

3. LED magnifieres according to claim 2, it is characterised in that：

The LED magnifieres also include that upper shell and lower house, the upper shell and the lower house surround accommodating chamber, described On the upper shell, the first switch device is arranged on the lower house mirror.

4. LED magnifieres according to claim 3, it is characterised in that：

First light emitting diode, second light emitting diode, the 3rd light emitting diode and the described 4th luminous two Pole pipe is respectively positioned on the receiving intracavity and is installed on the upper shell；

First light emitting diode, second light emitting diode, the 3rd light emitting diode and the described 4th luminous two Pole pipe is uniformly distributed along the circumference of the upper shell.

5. LED magnifieres according to claim 4, it is characterised in that：

Multiple second switch devices are uniformly distributed along the circumference of the lower house, and multiple second switch devices are arranged Between the upper shell and the lower house.

6. LED magnifieres according to any one of claim 1 to 5, it is characterised in that：

The first switch device is toggle switch.

7. LED magnifieres according to any one of claim 2 to 5, it is characterised in that：

The second switch device is touch-switch.

8. LED magnifieres according to any one of claim 3 to 5, it is characterised in that：

The upper shell and the lower house are made by metal material.