CN105126254A - Blue LED based phototherapeutic device for oral cavity sterilization and temperature control method - Google Patents

Abstract

The invention discloses an oral cavity sterilization phototherapy device and a temperature control method based on a blue LED, which is characterized in that: it includes a front part and a hand control box part, and the front part includes an LED lamp group, an oral cavity model, a support column, and a heat conduction bracket. The oral model has a built-in airtight cavity, and the LED light group is installed in the cavity of the oral model through a heat-conducting bracket. The control box part, the hand control box part includes a control device and a cooling device, the control device is used to adjust the power of the LED group, and the cooling device is used for cooling the oral cavity model. The notable effect of the present invention is that it provides a blue light LED-based oral sterilization phototherapy device and temperature control method. The invention adopts blue light sterilization technology, which can effectively kill oral bacteria without any side effects.

Description

Oral sterilization phototherapy device and temperature control method based on blue LED

technical field

The invention relates to the technical field of medical equipment, in particular to a blue LED-based oral sterilization phototherapy device and a temperature control method.

Background technique

The oral cavity is one of the places with the most bacterial infections. With the development of society and the diversity of diet, oral diseases are frequently occurring or causing other diseases concurrently. At present, the main treatment method for oral bacterial infection is to achieve the therapeutic effect through drug sterilization and anti-inflammation. The disadvantage is that with the enhancement of bacterial drug resistance, it is often easy to relapse or incomplete treatment after drug treatment, resulting in difficult later treatment. situation. Moreover, drug treatment is easy to affect people and cause some discomforts. If drug treatment is taken for a long time, it is easy to cause some side effects.

Contents of the invention

In order to overcome the shortcomings of the above-mentioned medicines for treating oral diseases, the object of the present invention is to provide a blue light LED-based oral sterilization phototherapy device and temperature control method. The invention adopts blue light sterilization technology, which can effectively kill oral bacteria without any side effects.

The present invention adopts the following technical scheme to provide an oral sterilizing phototherapy device based on blue LEDs, the key of which is: it includes a front part and a hand control box part, and the front part includes an LED lamp group, LED wires, an oral cavity model, a support column, and a heat conduction bracket , the oral model has a built-in airtight cavity, the LED light group is installed in the cavity of the oral model through a heat-conducting bracket, the heat-conducting bracket is fixedly connected to the inner end of the support column, and the outer end of the support column protrudes from the oral cavity model, and the The oral cavity model is sealed and fixedly connected with the outer wall of the support column, and the support column is provided with a cable through hole, one end of the LED wire is connected to the LED light group, and the other end of the LED wire extends out of the cable through hole and connects with the part of the manual control box connected.

The manual control box part includes a manual control box shell, a control device, and a power supply. The control device and the power supply are located in the manual control box shell, and the LED wires are connected to the power supply to supply power to the LED lamp group.

The oral model is formed by connecting three arc bars in a Y shape, and the three arc bars form 120 degrees with each other. The heat conduction bracket is formed by connecting three straight bars in a Y shape. The inner end of the inner end is fixedly connected with the center point of the heat conduction bracket, and the oral cavity model is transparent PC plastic; the LED lamp group is a NHSW157A-H3 series patch blue LED lamp, and the blue light wavelength is 410nm (± 5nm); the support column is plastic or ceramic.

The arc strip oral model is suitable for placing in the mouth. The transparent PC plastic is non-toxic, colorless, and tasteless, which is easy for the light transmission of the LED light group and isolates the LED light group from the oral epidermis.

The LED light set is configured to provide a light source for oral sterilization,

The LED light set has low heat generation and energy saving. The blue light with a wavelength of 410nm (±5nm) has an ideal killing effect on Porphyromonas gingivalis Pg and Prevotella intermedia Pi which can cause periodontitis. Studies suggest that blue light can excite porphyrins in bacterial cells to selectively and quickly kill bacteria.

A temperature sensor is also installed on the heat-conducting support, and the temperature sensor is used to transmit temperature data to the control device. The temperature sensor is connected to the control device after the signal line passes through the cable through hole, and the temperature sensor is a miniature NTC sensor.

The temperature sensor is configured to detect the temperature in the cavity of the oral cavity model and provide temperature data to the control device, and the miniature NTC sensor has high sensitivity.

The LED lamp group is fixedly connected to the heat-conducting bracket by screws, and the circuit board of the LED lamp group is in contact with and insulated from the heat-conducting bracket;

Arc-shaped heat conduction holes are arranged in the heat conduction bracket, and two heat conduction pipe through holes are arranged in parallel on the support column, and the two ends of the heat conduction holes are respectively connected with a heat conduction pipe through hole, and the manual control box part also includes a pressure pump And the heat dissipation device, the heat conduction hole, the through hole of the heat conduction pipe, the heat dissipation device and the pressure pump in the manual control box form a heat dissipation circuit, and the heat dissipation circuit is filled with coolant;

The pressure pump is controlled by a control device.

When the temperature of the oral model is higher than the set threshold, the pressure pump is started under the control of the control device to cool down the oral model.

The control device includes a control circuit, a key, and a display, the key and the display are connected to the control circuit, and the control circuit is connected to the LED lamp group, a temperature sensor and a pressure pump.

The control device is used to receive data from the temperature detection module, and to control the work of the LED lamp group and the pressure pump, and the buttons include an on-off key and a power adjustment button. The display is used to display the working power of the LED lamp group, the temperature of the inner cavity of the oral cavity model, the working state of the pressure pump, and the power indicator of the power supply.

The control device automatically adjusts the work of the pressure pump according to the received temperature detection data, and can automatically adjust the power of the LED lamp group in due course.

A kind of temperature control method is applicable to a kind of oral cavity sterilization phototherapy device based on blue light LED, it is characterized in that comprising the following steps:

a: The temperature sensor obtains the initial ambient temperature and transmits it to the control device;

b: The control device initializes the power of the LED light group according to the initial ambient temperature;

c: The control device compares the temperature value measured by the temperature sensor with the threshold value, and if the temperature value is lower than the threshold value, the power of the LED light group is adjusted by pressing the button;

d: When the temperature value is greater than the threshold value, the pressure pump is automatically started to dissipate heat;

e: When the pressure pump fails to work, it will automatically reduce the power of the LED light group.

The temperature control method is used to keep the temperature of the oral cavity model constant, which can ensure that the light source module can effectively kill bacteria without damaging the oral cavity.

The remarkable effect of the present invention is that it provides a blue light LED-based oral sterilization phototherapy device and temperature control method. The invention adopts blue light sterilization technology, which can effectively kill oral bacteria without any side effects.

Description of drawings

Fig. 1 is a structural diagram of a specific embodiment of the present invention.

Fig. 2 is a view along the direction A of Fig. 1 .

Fig. 3 is a flowchart of the temperature control method of the present invention.

1 oral cavity model 2 heat conduction bracket 3 temperature sensor 4 screw 5 LED light group

6 heat conduction hole 7 support column 8 heat conduction pipe through hole 9 connecting hose

10 LED wire 11 Signal wire 12 Hand control box interface 13 Hand control box shell

14 Display 15 Buttons 16 Pressure pump 17 Cable through hole 18 Rehydration port

19 heat sink 50 front part 51 hand control box part

Detailed ways

The present invention will be described in further detail below in conjunction with the accompanying drawings and specific embodiments.

The present invention provides an oral sterilization phototherapy device based on blue LEDs. FIG. 1 is a structural diagram of a specific embodiment of the present invention, and FIG. 2 is a view from the A direction of FIG. 1 . The invention can be divided into two parts structurally, a front part 50 and a hand control box part 51. The front part 50 is placed in the oral cavity for oral cavity sterilization.

The front end part 50 includes an oral cavity model 1 , an LED light set 5 , a heat conduction bracket 2 , a temperature sensor 3 , an LED wire 10 , a support column 7 , a signal wire 11 , and a connecting hose 9 .

The manual control box part 51 includes a manual control box shell 13 , a manual control box interface 12 , a control device, a power supply, a pressure pump 16 , a liquid replenishment port 18 , and a cooling device 19 .

The oral model 1 is formed by connecting three arc bars in a Y shape, and the three arc bars form 120 degrees with each other, and the heat conducting bracket 2 is formed by connecting three straight bars in a Y shape, and the three straight bars form 120 degrees with each other The oral cavity model 1 has a built-in airtight cavity, and the oral cavity model 1 is made of transparent PC plastic. An LED lamp group 5, a heat conduction bracket 2, and a temperature sensor 3 are placed in the oral cavity model 1.

The LED lamp group 5 is fixedly connected to the heat conduction bracket 2 by screws 4, the LED lamp group 5 is in contact with and insulated from the circuit board and the heat conduction bracket 2, the heat conduction bracket 2 is fixedly connected to the inner end of the support column 7, and the support column 7 The outer end of the mouth protrudes from the oral cavity model 1, and the oral cavity model 1 is sealed and fixedly connected with the outer wall of the support column 7. The support column 7 is provided with a cable through hole 17, and one end of the LED wire 10 is connected to the LED lamp group 5, and the LED wire 10 The other end extends out of the cable through hole 17 and is connected with the manual control box part 51 .

A temperature sensor 3 is also mounted on the heat conducting bracket 2 , and the temperature sensor 3 is connected to the manual control box part 51 after extending out of the cable through hole 17 through the signal line 11 . The temperature sensor is a miniature NTC sensor.

The support column 7 is plastic or ceramics. The LED lamp set is a NHSW157A-H3 series patch blue LED lamp, and the wavelength of the blue light is 410nm (±5nm).

The heat conduction bracket 2 is provided with an arc-shaped heat conduction hole 6, and the support column 7 is provided with two heat conduction pipe through holes 8 in parallel, and the two ends of the heat conduction hole 6 are respectively connected with a heat conduction pipe through hole 8, and the heat conduction holes 6, The through hole 8 of the heat pipe connects the hose 9 with the cooling device 19 and the pressure pump 16 in the hand control box part 51 to form a heat dissipation circuit, and the cooling liquid is filled in the heat dissipation circuit;

The pressure pump 16 is controlled by a control device.

The control device includes a display 14, buttons 15, and a control circuit, and the control circuit includes a central processing unit, an LED drive circuit, a signal amplification circuit, and a pressure pump control circuit.

Described hand control box shell 13 is a cube, and display 14 is arranged on the top surface of hand control box shell 13, and key 15 is arranged on the left side of hand control box shell 13, and cooling device 19 is arranged on the right side of hand control box shell 13, and manual control The box interface 12 is arranged in the front of the manual control box shell 13, and the liquid replenishment port 18 is arranged in the back of the manual control box shell. The manual control box interface 12 includes an LED wire interface, a signal line interface, and a connecting hose interface.

The side and the bottom of the hand control box housing 13 have cooling holes.

The pressure pump 16 supplements the coolant through the replenishment port 18 , the pressure pump 16 is connected to the pressure pump control circuit, and the pressure pump control circuit is connected to the central processing unit.

The LED lamp group 5 is connected to the LED drive circuit through the LED wire interface, the LED drive circuit is connected to the central processing unit, the temperature sensor 3 is connected to the signal amplification circuit through the signal line interface, the signal amplification circuit is connected to the central processing unit, and the button 15 and the display 14 are connected to the control circuit.

The key 15 includes a switch key and a power adjustment button. The display 14 is configured to display the working power of the LED lamp group, the temperature in the oral cavity model 1 , the working state of the cooling pump and the power indicator of the power supply.

As shown in Figure 3, the present invention provides a temperature control method, which is suitable for the above-mentioned oral sterilization phototherapy device based on blue LED, and the temperature control method includes the following steps:

a: The temperature sensor 3 obtains the initial ambient temperature and transmits it to the control device;

b: The control device initializes the power of the LED light group according to the initial ambient temperature;

c: The control device compares the temperature value measured by the temperature sensor 3 with the threshold value, and if the temperature value is lower than the threshold value, adjust the power of the LED lamp group 5 through the button 15;

d: when the temperature value is greater than the threshold value, the pressure pump 16 is automatically started;

e: When the pressure pump 16 fails to work, the power of the LED lamp group 5 is automatically reduced.

Claims (8)

1. the sterilizing oral phototherapy device based on blue-ray LED, it is characterized in that: comprise fore-end (50) and manual control box part (51), fore-end (50) comprises LED group (5), LED electrical line (10), oral cavity model (1), support column (7), heat conduction support (2), described oral cavity model (1) built-in enclosed cavity, LED group (5) is arranged in the cavity of oral cavity model (1) through heat conduction support (2), heat conduction support (2) is affixed with the inner of support column (7), described oral cavity model (1) is stretched out in the outer end of support column (7), described oral cavity model (1) and support column (7) outer wall seal and are connected, described support column (7) is provided with cable through-hole (17), one end of LED electrical line (10) connects LED group (5), the other end of described LED electrical line (10) stretches out cable through-hole (17) and is connected with described manual control box part (51) afterwards.

2. a kind of sterilizing oral phototherapy device based on blue-ray LED according to claim 1, it is characterized in that: described manual control box part (51) comprises manual control box shell (13), control device, power supply, control device and power supply are positioned at manual control box shell (13), LED electrical line (10) connects described power supply, for described LED group (5) power supply, control device controls Power supply.

3. a kind of sterilizing oral phototherapy device based on blue-ray LED according to claim 1, it is characterized in that: described oral cavity model (1) is that three circular arc bars are formed by connecting by Y shape, three circular arc bars are mutually 120 degree, described heat conduction support (2) is that three vertical bars are formed by connecting by Y shape, three vertical bars are mutually 120 degree, the inner and heat conduction support (2) central point of support column (7) are affixed, and described oral cavity model (1) is transparent PC plastics; Described LED group (5) is NHSW157A-H3 series paster blue LED lamp, and blue light wavelength is 410nm (± 5nm); Described support column (7) is plastics or pottery.

4. a kind of sterilizing oral phototherapy device based on blue-ray LED according to claim 1, it is characterized in that: described heat conduction support (2) is also provided with temperature sensor (3), this temperature sensor (3) is for transmitting temperature data to described control device, this temperature sensor (3) connects described control device through holding wire (11) through after cable through-hole (17), and described temperature sensor (3) is miniature NTC sensor.

5. a kind of sterilizing oral phototherapy device based on blue-ray LED according to claim 1, it is characterized in that: described LED group (5) is connected on heat conduction support (2) by screw (4), the circuit board of described LED group (5) contacts with heat conduction support (2) and insulate;

The thermal hole (6) of arc-shaped is provided with in described heat conduction support (2), described support column (7) is arranged with two heat pipe through holes (8) in parallel, the two ends of thermal hole (6) connect a heat pipe through hole (8) respectively, described manual control box part (51) also comprises compression pump (16) and heat abstractor (19), thermal hole (6), heat pipe through hole (8) form heat-radiation loop with the heat abstractor (19) in manual control box part (51) and compression pump (16), are filled with liquid coolant in heat-radiation loop;

Described compression pump (16) controls through control device.

6. a kind of sterilizing oral phototherapy device based on blue-ray LED according to claim 1, it is characterized in that: described control device is for regulating the power of LED group (5), the data receiving temperature sensor (3), controlled pressure pump (16) work, control device comprises control circuit, button (15), display (14), button (15) is connected described control circuit with display (14), and this control circuit connects described LED group (5), temperature sensor (3) and compression pump (16).

7. a kind of sterilizing oral phototherapy device based on blue-ray LED according to claim 6, it is characterized in that: described button (15) comprises on & off switch, power adjustments button, described display (14) is used to show the battery capacity indication of the operating power of LED group (5), the temperature of oral cavity model (1) inner chamber, compression pump (16) duty and power supply.

8. a Temp. control method, is applicable to a kind of sterilizing oral phototherapy device based on blue-ray LED, it is characterized in that comprising the following steps:

A: temperature sensor (3) obtains original ambient temperature and passes to control device;

B: control device initializes LED group (5) power according to original ambient temperature;

C: measured for temperature sensor (3) temperature value and threshold value compare by control device, if this temperature value is less than threshold value, then regulate LED group (5) power by button (15);

D: when this temperature value is greater than threshold value, then starting pressure pump (16) heat radiation automatically;

E: when compression pump (16) operational failure, then turn down LED group (5) power automatically.