阅读说明：本技术 一种臭氧发生装置以及控制系统 (Ozone generating device and control system ) 是由 卞九辉 祝正兵 马文斌 杨兰玉 于 2020-06-12 设计创作，主要内容包括：本发明提供了一种臭氧发生及控制装置,包括：壳体,所述壳体包括相互固定连接的面壳和背壳,所述面壳和背壳配合形成的空腔内设置有供电组和制备机构；所述面壳上设置有观测盖和按键面板；所述制备机构包括电器盒和臭氧发生单元,所述电器盒内设置有高压产生模块,所述高压产生模块的输出端与所述臭氧发生单元连接。这种臭氧发生装置包括能够控制制备机构的按键面板和能够显示工作信息的显示屏,用户既能够按照实际情况自由对臭氧的制取过程进行控制,又能够在臭氧的制取过程中通过显示屏获取相关的工作信息。(The invention provides an ozone generating and controlling device, comprising: the device comprises a shell, a power supply unit and a preparation mechanism, wherein the shell comprises a front shell and a back shell which are fixedly connected with each other, and a cavity formed by matching the front shell and the back shell is internally provided with the power supply unit and the preparation mechanism; the face shell is provided with an observation cover and a key panel; the preparation mechanism comprises an electrical appliance box and an ozone generating unit, wherein a high-voltage generating module is arranged in the electrical appliance box, and the output end of the high-voltage generating module is connected with the ozone generating unit. The ozone generating device comprises a key panel capable of controlling the preparation mechanism and a display screen capable of displaying working information, and a user can freely control the preparation process of ozone according to actual conditions and can acquire related working information through the display screen in the preparation process of ozone.)

1. An ozone generating device, comprising:

the device comprises a shell, wherein a power supply group and a preparation mechanism are arranged in a cavity of the shell;

a display screen for displaying the working information of the preparation mechanism during working

The trigger part is connected with the preparation mechanism and is used for controlling starting or closing;

the preparation mechanism comprises an electrical appliance box and an ozone generating unit, wherein a high-voltage generating module is arranged in the electrical appliance box, and the output end of the high-voltage generating module is connected with the ozone generating unit.

2. The ozone generator as recited in claim 1, wherein: the ozone generating unit comprises a generating pipe, a first electrode of the generating pipe penetrates through the head of the fixing seat and extends into the containing cavity, a second electrode is arranged on the outer side of the generating pipe, and the second electrode is arranged outside the containing cavity.

3. The ozone generator as recited in claim 1, wherein:

the power supply set comprises a charging port and a battery pack, a charging hole is formed in the tail of the charging port, and a third through hole corresponding to the charging hole is formed in the tail of the shell;

the charging port is provided with a positive terminal and a negative terminal, the positive pole of the battery pack is connected with the positive terminal, and the negative pole of the battery pack is connected with the negative terminal.

4. The ozone generator as recited in claim 1, wherein: the ozone generating unit comprises a waterproof cover and a waterproof plug;

the waterproof cover is sleeved at the joint of the generating tube and the fixed seat;

the tail of the fixing seat is provided with a first opening, the waterproof plug is arranged in the accommodating cavity, the outer wall of the waterproof plug is tightly attached to the inner wall of the accommodating cavity, a first through line groove is formed in the outer wall of the waterproof plug, and a second through line groove is formed in the outer wall, close to the head, of the fixing seat.

5. The ozone generator as recited in claim 4, wherein: the ozone generating unit also comprises an outer cover and a fixed sleeve; the fixed seat is internally provided with a containing cavity, the tail part of the generating tube is connected with the head part of the fixed seat, and the head end surface of the fixed seat is closely attached to the tail end surface of the generating tube;

the fixed sleeve is sleeved on the generating tube, the waterproof cover and the fixed seat; the tail part of the fixed sleeve is provided with a plurality of first connecting holes, the tail part of the fixed seat is provided with a plurality of second connecting holes, each second connecting piece corresponds to one first connecting hole, and a bolt penetrates through the second connecting holes and the first connecting holes to connect the fixed seat and the fixed sleeve; the part of the fixed sleeve, which is close to the head part, is provided with a plurality of first air outlet holes;

the outer cover is sleeved on the fixing sleeve, the outer cover is in threaded connection with the fixing sleeve, and a plurality of second air outlet holes are formed in the position, corresponding to the first air outlet holes, of the outer cover.

6. The ozone generator as recited in claim 4, wherein:

the shell comprises a front shell and a back shell which are fixedly connected with each other;

the circuit board is connected with the power supply set and comprises a button and a display screen; the tail part of the face shell is provided with a first through hole and a second through hole, a circle of first limiting wall is protruded on the inner wall of the first through hole, a transparent observation cover is fixedly arranged on the first limiting wall, and the display screen is positioned below the observation cover; the button silica gel is fixedly arranged in the second through hole, the button silica gel is aligned with the button, a button panel is arranged on the button silica gel, and the button panel is used for controlling the working state of the preparation mechanism.

7. The ozone generator as recited in claim 6, wherein:

two supporting walls and two connecting columns are protruded on the inner wall of the back shell, the battery pack is arranged on the two supporting walls, and the two connecting columns are respectively arranged on two sides of the battery pack;

the battery pack is characterized in that a battery pressing plate is arranged above the battery pack, one end of the battery pressing plate is fixed to the upper end of one connecting column, the other end of the battery pressing plate is fixed to the upper end of the other connecting column, and the lower surface of the battery pressing plate is tightly attached to the upper surface of the battery pack.

8. The ozone generator as recited in claim 6, wherein:

a circle of first connecting wall is arranged on the upper edge of the back shell in a protruding mode along the inner wall of the back shell, a plurality of connecting blocks are arranged on the first connecting wall, and clamping blocks are arranged on the outer wall of each connecting block in a protruding mode;

the lower edge of the face shell is provided with a circle of second connecting wall along the protrusion of the outer wall of the face shell, and a plurality of clamping grooves suitable for clamping the clamping blocks are formed in the inner wall of the second connecting wall corresponding to the concave of the connecting blocks.

9. The ozone generator as recited in claim 4, wherein:

a circle of first limiting groove is recessed on the outer wall of the fixed sleeve close to the tail part, and limiting blocks are protruded on the upper surface and the lower surface of the outer wall of the first limiting groove;

the face shell comprises a head face shell and a tail face shell, and the back shell comprises a head back shell and a tail back shell;

the inner wall of the tail face shell is provided with an upper half ring corresponding to the first limiting groove bulge, the inner wall of the tail back shell is provided with a lower half ring corresponding to the first limiting groove bulge, and the upper half ring and the lower half ring are matched to form a limiting ring suitable for being inserted into the first limiting groove;

the inner wall of the head face shell and the inner wall of the head back shell correspond to the limiting blocks, second limiting grooves are formed in the limiting blocks in a recessed mode, and the limiting blocks are suitable for being inserted into the second limiting grooves.

10. The ozone generator as recited in claim 1, wherein:

the both sides of casing all are provided with the recess, the recess includes first half and latter half, first half falls on the face-piece, the latter half falls on the dorsal scale.

11. An ozone generator control system comprising the ozone generating apparatus of any one of claims 1 to 10:

the control system comprises a circuit board, and a main control module, an equipment driving module, a key module, a display module and a power supply module which are arranged on the circuit board;

the negative terminal of the circuit board is connected with the negative port; the input end of the high-voltage generation module is connected with the circuit board;

the main control module is used for receiving the key signal and generating a device driving control signal and a display control signal; the device driving module is connected with the main control module and used for driving a device according to the device driving control signal; the key module is connected with the main control module and comprises a button, and the key module is used for generating the key signal according to external mechanical stimulation; the display module is connected with the main control module, comprises a display screen and is used for outputting display information according to the display control signal; the power supply module is connected with the main control module, the equipment driving module and the display module, and the power supply module is used for supplying power to the main control module, the equipment driving module and the display module.

12. The ozone generator control system of claim 11, wherein:

the main control module comprises a microprocessor and a download interface;

the microprocessor comprises a first signal port, a second signal port and a display control port, wherein the first signal port is used for receiving the key signal, the second signal port is used for generating the equipment driving control signal, and the display control port is used for generating the display control signal;

the download interface is connected with the microprocessor and used for downloading the program codes to the microprocessor.

13. The ozone generator control system of claim 11, wherein:

the key module comprises a first level port and a second level port, a potential difference exists between the first level port and the second level port, the first level port is connected with the first signal port, and the first level port is used for generating the key signal.

14. The ozone generator control system of claim 11, wherein:

the power supply module comprises a battery protection module, a voltage conversion module, a charging interface and a battery interface;

the battery interface comprises a first power supply port, a first battery cathode port, a second battery cathode port and a ground port, the ground port is grounded, and the first power supply port is used for providing a first voltage;

the charging interface comprises a charging anode input port and a charging cathode input port, the charging cathode input port is grounded, and the charging anode input port is connected with the first power supply port;

the battery protection module comprises a first voltage protection port, a second voltage protection port and a voltage protection negative electrode port, wherein the first voltage protection port is connected with the first power supply port, the second voltage protection port is connected with the first battery negative electrode port, and the voltage protection negative electrode port is connected with the second battery negative electrode port;

the voltage conversion module comprises a first voltage input port and a second power supply port, the first voltage input port is connected with the first power supply port, the microprocessor further comprises a second voltage input port, the second power supply port is connected with the second voltage input port, and the voltage conversion module is used for converting the first voltage into the second voltage.

15. The ozone generator control system of claim 11, wherein:

the equipment driving module comprises a switch module and a driving interface;

the switch module comprises an equipment driving control signal input port and a power output port, and the equipment driving control signal input port is connected with the second signal port;

the driving interface comprises a third power supply port and a driving port, the third power supply port is connected with the first power supply port, and the driving port is connected with the power output port.

16. The ozone generator control system of claim 11, wherein:

the display module comprises a third voltage input port, a backlight signal input port, a selection input port and a data input port;

the third voltage input port is connected with the second power supply port;

the display control port of the microprocessor comprises a backlight signal output port, and the backlight signal input port is connected with the backlight signal output port;

the display control port of the microprocessor also comprises a plurality of selection output ports and a plurality of data output ports, each selection input port is connected with one selection output port, and each data input port is connected with one data output port.

Technical Field

The invention relates to the technical field of ozone preparation, in particular to an ozone generating device and a control system.

Background

An ozone generator is a device capable of producing ozone gas on site, and is widely applied to the field where ozone is needed. The ozone generator in the prior art can only produce ozone according to a preset process generally, and a user cannot intervene in the ozone production process and can not acquire information in the ozone production process in time.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: in order to solve the problems that a user cannot intervene in the ozone preparation process and cannot acquire information when using an ozone generator, the invention provides an ozone generating device and a control system to solve the problems.

The technical scheme adopted by the invention for solving the technical problems is as follows:

the invention provides an ozone generating device, comprising:

the device comprises a shell, wherein a power supply group and a preparation mechanism are arranged in a cavity of the shell;

a display screen for displaying the working information of the preparation mechanism during working

The trigger part is connected with the preparation mechanism and is used for controlling starting or closing;

the preparation mechanism comprises an electrical appliance box and an ozone generating unit, wherein a high-voltage generating module is arranged in the electrical appliance box, and the output end of the high-voltage generating module is connected with the ozone generating unit.

Preferably, the ozone generating unit comprises a generating tube, a first electrode of the generating tube penetrates through the head of the fixing seat and extends into the containing cavity, a second electrode is arranged on the outer side of the generating tube, and the second electrode is arranged outside the containing cavity.

Preferably, the power supply unit comprises a charging port and a battery pack, a charging hole is formed in the tail of the charging port, and a third through hole corresponding to the charging hole is formed in the tail of the shell;

the charging port is provided with a positive terminal and a negative terminal, the positive pole of the battery pack is connected with the positive terminal, and the negative pole of the battery pack is connected with the negative terminal.

Preferably, the ozone generating unit comprises a waterproof cover and a waterproof plug;

the waterproof cover is sleeved at the joint of the generating tube and the fixed seat;

the tail of the fixing seat is provided with a first opening, the waterproof plug is arranged in the accommodating cavity, the outer wall of the waterproof plug is tightly attached to the inner wall of the accommodating cavity, a first through line groove is formed in the outer wall of the waterproof plug, and a second through line groove is formed in the outer wall, close to the head, of the fixing seat.

Preferably, the ozone generating unit further comprises an outer cover and a fixed sleeve; the fixed seat is internally provided with a containing cavity, the tail part of the generating tube is connected with the head part of the fixed seat, and the head end surface of the fixed seat is closely attached to the tail end surface of the generating tube;

the fixed sleeve is sleeved on the generating tube, the waterproof cover and the fixed seat; the tail part of the fixed sleeve is provided with a plurality of first connecting holes, the tail part of the fixed seat is provided with a plurality of second connecting holes, each second connecting piece corresponds to one first connecting hole, and a bolt penetrates through the second connecting holes and the first connecting holes to connect the fixed seat and the fixed sleeve; the part of the fixed sleeve, which is close to the head part, is provided with a plurality of first air outlet holes;

the outer cover is sleeved on the fixing sleeve, the outer cover is in threaded connection with the fixing sleeve, and a plurality of second air outlet holes are formed in the position, corresponding to the first air outlet holes, of the outer cover.

Preferably, the shell comprises a front shell and a back shell which are fixedly connected with each other;

the circuit board is connected with the power supply set and comprises a button and a display screen; the tail part of the face shell is provided with a first through hole and a second through hole, a circle of first limiting wall is protruded on the inner wall of the first through hole, a transparent observation cover is fixedly arranged on the first limiting wall, and the display screen is positioned below the observation cover; the button silica gel is fixedly arranged in the second through hole, the button silica gel is aligned with the button, a button panel is arranged on the button silica gel, and the button panel is used for controlling the working state of the preparation mechanism.

Preferably, two supporting walls and two connecting columns are protruded on the inner wall of the back shell, the battery pack is arranged on the two supporting walls, and the two connecting columns are respectively arranged on two sides of the battery pack;

the battery pack is characterized in that a battery pressing plate is arranged above the battery pack, one end of the battery pressing plate is fixed to the upper end of one connecting column, the other end of the battery pressing plate is fixed to the upper end of the other connecting column, and the lower surface of the battery pressing plate is tightly attached to the upper surface of the battery pack.

Preferably, a circle of first connecting wall protrudes from the upper edge of the back shell along the inner wall of the back shell, a plurality of connecting blocks are arranged on the first connecting wall, and clamping blocks protrude from the outer wall of each connecting block;

the lower edge of the face shell is provided with a circle of second connecting wall along the protrusion of the outer wall of the face shell, and a plurality of clamping grooves suitable for clamping the clamping blocks are formed in the inner wall of the second connecting wall corresponding to the concave of the connecting blocks.

Preferably, a circle of first limiting groove is recessed in the outer wall of the fixing sleeve close to the tail part, and limiting blocks are protruded on the upper surface and the lower surface of the outer wall of the first limiting groove;

the face shell comprises a head face shell and a tail face shell, and the back shell comprises a head back shell and a tail back shell;

the inner wall of the tail face shell is provided with an upper half ring corresponding to the first limiting groove bulge, the inner wall of the tail back shell is provided with a lower half ring corresponding to the first limiting groove bulge, and the upper half ring and the lower half ring are matched to form a limiting ring suitable for being inserted into the first limiting groove;

the inner wall of the head face shell and the inner wall of the head back shell correspond to the limiting blocks, second limiting grooves are formed in the limiting blocks in a recessed mode, and the limiting blocks are suitable for being inserted into the second limiting grooves.

Preferably, the both sides of casing all are provided with the recess, the recess includes first half and the latter half, first half falls on the face-piece, the latter half falls on the backshell.

The invention provides an ozone generator control system, which comprises an ozone generating device:

the control system comprises a circuit board, and a main control module, an equipment driving module, a key module, a display module and a power supply module which are arranged on the circuit board;

the negative terminal of the circuit board is connected with the negative port; the input end of the high-voltage generation module is connected with the circuit board;

the main control module is used for receiving the key signal and generating a device driving control signal and a display control signal; the device driving module is connected with the main control module and used for driving a device according to the device driving control signal; the key module is connected with the main control module and comprises a button, and the key module is used for generating the key signal according to external mechanical stimulation; the display module is connected with the main control module, comprises a display screen and is used for outputting display information according to the display control signal; the power supply module is connected with the main control module, the equipment driving module and the display module, and the power supply module is used for supplying power to the main control module, the equipment driving module and the display module.

In order to realize that the ozone generator automatically receives and identifies key signals, automatically outputs device driving control signals, outputs display control information in real time and is convenient for program upgrading and debugging, the main control module comprises a microprocessor and a download interface;

the microprocessor comprises a first signal port, a second signal port and a display control port, wherein the first signal port is used for receiving the key signal, the second signal port is used for generating the equipment driving control signal, and the display control port is used for generating the display control signal;

the download interface is connected with the microprocessor and used for downloading the program codes to the microprocessor.

In order to provide reliable and accurate key signals for the main control module, the key module comprises a first level port and a second level port, a potential difference exists between the first level port and the second level port, the first level port is connected with the first signal port, and the first level port is used for generating the key signals.

The ozone generator uses two rechargeable batteries to be connected in series for power supply, the situations of overcharge, overdischarge, overcurrent and the like often occur in the using process, and the output voltage of the two rechargeable batteries connected in series is higher than the power consumption requirements of the main control module and the display module, so that the power supply module comprises a battery protection module, a voltage conversion module, a charging interface and a battery interface;

the battery interface comprises a first power supply port, a first battery cathode port, a second battery cathode port and a ground port, the ground port is grounded, and the first power supply port is used for providing a first voltage;

the charging interface comprises a charging anode input port and a charging cathode input port, the charging cathode input port is grounded, and the charging anode input port is connected with the first power supply port;

the battery protection module comprises a first voltage protection port, a second voltage protection port and a voltage protection negative electrode port, wherein the first voltage protection port is connected with the first power supply port, the second voltage protection port is connected with the first battery negative electrode port, and the voltage protection negative electrode port is connected with the second battery negative electrode port;

the voltage conversion module comprises a first voltage input port and a second power supply port, the first voltage input port is connected with the first power supply port, the microprocessor further comprises a second voltage input port, the second power supply port is connected with the second voltage input port, and the voltage conversion module is used for converting the first voltage into the second voltage.

The equipment driving control signal output by the microprocessor is usually a high-low level signal of low current, and cannot directly drive the ozone generator to work;

the switch module comprises an equipment driving control signal input port and a power output port, and the equipment driving control signal input port is connected with the second signal port;

the driving interface comprises a third power supply port and a driving port, the third power supply port is connected with the first power supply port, and the driving port is connected with the power output port.

In order to enable display information output by the display module to be updated in time along with the state of the control system and to be clearly visible in different external illumination environments, the display module comprises a third voltage input port, a backlight signal input port, a selection input port and a data input port;

the third voltage input port is connected with the second power supply port;

the display control port of the microprocessor comprises a backlight signal output port, and the backlight signal input port is connected with the backlight signal output port;

the display control port of the microprocessor also comprises a plurality of selection output ports and a plurality of data output ports, each selection input port is connected with one selection output port, and each data input port is connected with one data output port.

The ozone generating device has the advantages that the ozone generating device comprises the key panel which can control the working state of the preparation mechanism, and a user can freely control the preparation process of ozone according to actual conditions; the ozone generating device also comprises a display screen capable of displaying the working information of the preparation mechanism during working, and a user can obtain the relevant working information through the display screen in the preparation process of the ozone.

Drawings

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a circuit diagram of a main control module, a key module, a display module and an equipment driving module of a control system of an ozone generator.

Fig. 2 is a circuit diagram of a power supply module of a control system of an ozone generator of the present invention.

Figure 3 is a schematic structure diagram of a preferred embodiment of an ozone generator of the present invention.

Figure 4 is a schematic structure diagram of a preferred embodiment of an ozone generator of the present invention.

Figure 5 is a partial structure diagram of an ozone generator of the present invention.

In the figure, 1, a housing, 101, a face housing, 1011, a first through hole, 1012, a second through hole, 102, a back housing, 1021, a support wall, 1022, a connection column, 1023, a battery pressing plate, 103, an observation cover, 104, a key silicone, 105, a key panel, 2, a circuit board, 201, a button, 202, a display screen, 3, a power supply set, 301, a charging port, 302, a battery set, 4, an electrical box, 5, an ozone generating unit, 501, a housing, 5011, a second air outlet, 502, a fixing sleeve, 5021, a first air outlet, 503, a fixing seat, 5031, a second air outlet, 504, a waterproof cover, 505, a waterproof plug, 5051, a first air outlet, 506, a generating tube, 5061, a first electrode, 5062 and a second electrode.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

As shown in figures 1-5, the invention provides an ozone generator, which comprises a control system and an ozone generating device.

Control system includes circuit board 2, is provided with on circuit board 2:

the main control module comprises a microprocessor and a download interface. In this embodiment, the microprocessor is a single chip microcomputer U1 with model number STC8A4K64S2a12_ LQFP44, and the download interface is P3.

The eighteenth pin of the microprocessor is an RXD pin, the nineteenth pin of the microprocessor is a TXD pin, and the sixteenth pin of the microprocessor is a GND pin which is grounded.

A first pin of the download interface is suspended, a second pin of the download interface is connected with the TXD pin, a third pin of the download interface is connected with the RXD pin, and a fourth pin of the download interface is grounded. The download interface is used for downloading the compiled program codes to the microprocessor, and the microprocessor can update the internal codes through the download interface.

The key module comprises a self-reset switch S2 and a resistor R32. Self-resetting switch S2 includes two a ports and two NO ports, the NO port being a first level port and the a port being a second level port. The two first level ports are connected with one end of a resistor R32, the other end of the resistor R32 is connected with the 5V level, and the two second level ports are connected with the ground. Twenty-four pins of the microprocessor are first signal ports, the first level port is connected with the first signal ports, and the first level port can output key signals to the first signal ports.

When the self-reset switch S2 is not pressed, the first level port outputs a high-level key signal to the first signal port. When the self reset switch S2 is pressed, the first level port outputs a low level key signal to the first signal port.

The device driving module comprises a switch module and a driving interface, wherein the switch module comprises R29 and D7, and the driving interface is P4.

D7 is a power MOSFET of model AO4406, and D7 includes a G pin, three S pins and four D pins. The pin G is connected to one end of a resistor R29, and the other end of the resistor R29 is a device driving control signal input port. The forty-three pins of the microprocessor are used as a second signal port, the second signal port can generate a device driving control signal, the device driving control signal input end is connected with the second signal port, and the microprocessor can control the state of the D7 in a mode of transmitting the device driving control signal to the switch module. Three S pins of the D7 are all grounded, and four D pins of the D7 are all power output ports.

Pin one of P4 is the third power supply port, and the third power supply port is connected to 7.4V level. Pin two of P4 is the drive port, and the power output port is connected with the drive port.

When D7 is turned on, P4 can provide power output for the ozone generating device, and the ozone generating device starts to work. When D7 is cut off, P4 stops providing power output for the ozone generating device, and the ozone generating device stops working.

The display module comprises an LED1, an R28, thirteen current limiting resistors, nine first resistors, four second resistors and a capacitor C1.

The LED1 is a four-bit eight-segment nixie tube, and the LED1 includes a data input port, a select input port, an a port, and a K port.

The first to fourth pins of the LED1 are four selection input ports, the thirty-ninth to forty-second pins of the microprocessor are four selection output ports, and each selection output port is correspondingly connected to one selection input port. The master control module can control the number of the lighted nixie tubes in the LED1 by selecting the output port and selecting the input port.

The fifth to thirteenth pins of the LED1 are nine data input ports, and the first to fifth pins, the seventh pin, and the thirty-sixth to thirty-eighth pins of the microprocessor are nine data output ports, each of which is correspondingly connected to one of the data input ports. The main control module can control the number displayed by the lighted nixie tube through the data input port and the data output port.

The port A is connected with one end of a resistor R28, the other end of the resistor R28 is a third voltage input port, and the third voltage input port is connected with a 5V level.

The K port is a backlight signal input port, the thirty-third pin of the microprocessor is a backlight signal output port, and the backlight signal output port is connected with the backlight signal input port.

And the power supply module comprises a battery protection module, a voltage conversion module, a charging interface and a battery interface.

The battery interface is connected with an external rechargeable battery, the battery interface is P2, and the P2 comprises four pins. The first pin of the battery interface is a ground pole port, and the ground pole port is grounded. And a second pin of the battery interface is a second battery cathode port. The third pin of the battery interface is a first battery cathode port. The fourth pin of the battery interface is a first power supply port, the first power supply port is connected with a first voltage, and the first voltage is a 7.4V voltage provided by an external rechargeable battery.

The interface that charges is connected with outside charging port, and the interface that charges is P1, and P1 includes two pins. A first pin of the charging interface is a charging positive input port which is connected with a first voltage. No. two pins of the interface that charges are charging negative pole input port, and charging negative pole input port ground connection. In this embodiment, the third power supply port is connected to the first power supply port. The periphery of the microprocessor is also provided with R30 and R31, one end of the resistor R30 and one end of the resistor R31 are both connected with an eighth pin of the microprocessor, the other end of the resistor R30 is connected with the first power supply port, and the other end of the resistor R31 is grounded.

The battery protection modules include U2, D5, D6, R50, R51, R52, C30, and C31.

U2 is a battery protection chip of type S-8252AAG-M6T 1U. The fifth pin of the U2 is connected to one end of a resistor R50, the other end of the resistor R50 is a first voltage protection port, and the first voltage protection port is connected to the first power supply port. The fourth pin of the U2 is connected to one end of a resistor R51, and the other end of the resistor R51 is connected to the first battery negative port of the battery interface. The sixth pin of U2 is connected to the second battery negative port of the battery interface. The third pin of U2 is connected to one end of resistor R52, and the other end of resistor R52 is grounded. One end of the capacitor C30 is connected to the fifth pin of U2, and the other end of the capacitor C30 is connected to the sixth pin of U2. One end of the capacitor C31 is connected to the fourth pin of U2, and the other end of the capacitor C31 is connected to the sixth pin of U2.

D5 and D6 are power MOSFET transistors with model AO4406, four D pins of D5 are connected with four D pins of D6, three S pins of D5 are connected with a sixth pin of U2, and three S pins of D6 are grounded.

The battery protection module can protect the secondary battery when the secondary battery is overcharged, overdischarged, and overcurrent.

The voltage conversion module includes VR1, C15, C14, and C23.

VR1 is a model 78M05 potentiostat. A first pin of VR1 is a first voltage input port, which is connected to a first power supply port. The second pin of the VR1 is grounded, the third pin of the VR1 is a second power supply port, the second power supply port is used for outputting a second voltage, and the second voltage is 5V.

One end of the capacitor C15 is connected to the first voltage input port, and the other end of the capacitor C15 is grounded. One end of the capacitor C14 is connected to the second power supply port, and the other end of the capacitor C14 is grounded. One end of the capacitor C23 is connected to the second power supply port, and the other end of the capacitor C23 is grounded.

The voltage conversion module can convert a first voltage of 7.4V into a second voltage of 5V, and the voltage conversion module outputs the 5V voltage from the second power supply port.

In this embodiment, the twelfth pin and the fourteenth pin of the microprocessor are both connected to the second power supply port. The periphery of the microprocessor is also provided with a capacitor C10, one end of the capacitor C10 is connected with an eleventh pin of the microprocessor, the eleventh pin of the microprocessor is connected with the second power supply port, the other end of the capacitor C10 is connected with the tenth pin, and the tenth pin of the microprocessor is grounded. The other end of the resistor R32 in the key module and a third voltage input port in the display module are both connected with a second power supply port.

When S2 is pressed, the key module outputs a low-level key signal from the first level port to the first signal port. The microprocessor calculates the duration of the low level after acquiring the key signal of the low level through the first signal port. And if the duration is not more than three seconds, the key signal is regarded as a key signal generated by error touch, and if the duration is more than three seconds, the microprocessor transmits a control signal to the switch module.

If the ozone generating device is in a state of stopping working at the moment, the microprocessor outputs a high-level control signal to the equipment driving module. Meanwhile, the microprocessor starts timing and controls the display module to display the timing condition. After the device driving module receives the high-level control signal, D7 is conducted, P4 provides power output for the ozone generating device, and the ozone generating device starts to work.

If the ozone generating device is in a working state at the moment, the microprocessor outputs a low-level control signal to the equipment driving module. D7 is cut off after the equipment driving module receives the control signal of low level, P4 stops providing power output for the ozone generating device, and the ozone generating device stops working.

The ozone generating device comprises:

the shell 1, the shell 1 includes a front shell 101 and a back shell 102 fixedly connected to each other.

The protruding first connecting wall of round that has along the inner wall of dorsal scale 102 of last border of dorsal scale 102 is provided with a plurality of connecting blocks on the first connecting wall of first connecting wall, and the arch has the fixture block on the outer wall of connecting block. The lower edge of the face shell 101 is provided with a circle of second connecting wall along the outer wall of the face shell 101 in a protruding mode, and a plurality of clamping grooves suitable for clamping the clamping blocks are formed in the positions, corresponding to the connecting blocks, on the inner wall of the second connecting wall in a recessed mode.

When the user installs the front shell 101, the profiles of the front shell 101 and the back shell 102 are aligned, and then the front shell 101 is pressed to enable the fixture blocks to be correspondingly clamped in the fixture grooves, so that the front shell 101 is installed. When the user detaches the front shell 101, the back shell 102 is pressed inwards to separate the fixture block from the corresponding clamping groove, and then the front shell 101 is separated from the back shell 102. In this embodiment, the two sides of the housing 1 are provided with grooves, and the grooves include an upper half portion and a lower half portion, the upper half portion is disposed on the front case 101, and the lower half portion is disposed on the back case 102. When the front shell 101 and the back shell 102 are fixedly connected, the groove can be conveniently held by a user, and when the front shell 101 needs to be detached, the groove can provide an acting point for the user to press the back shell 102, so that the user can detach the front shell conveniently.

The power supply set 3, the circuit board 2 and the preparation mechanism are arranged in a cavity formed by matching the front shell 101 and the back shell 102.

Circuit board 2 is close to the afterbody setting of casing 1, has seted up three first mounting hole on the circuit board 2, and the inner wall of backshell 102 is protruding to have three first erection columns, and the upper end of first erection column is sunken to have first mounting groove. Every first mounting hole corresponds with a first mounting groove, and the bolt passes first mounting hole and first mounting groove and fixes circuit board 2 and first erection column. The circuit board 2 is provided with a button 201 and a display 202, the button 201 is a self-resetting switch S2 as described above, and the display 202 is a four-digit eight-segment nixie tube LED1 as described above.

The rear portion of the panel 101 is provided with a first through hole 1011 and a second through hole 1012. The shape of the first through hole 1011 is square, and a circle of first limiting wall is protruded on the inner wall of the first through hole 1011 along the inner wall of the panel shell 101. An observation cover 103 made of glass is arranged on the first limiting wall, the shape of the observation cover 103 is consistent with that of the first through hole 1011, the observation cover 103 is fixedly connected with the first limiting wall through glue, and the display screen 202 is positioned below the observation cover 103. The second through hole 1012 is circular, the button silica gel 104 is fixedly arranged in the second through hole 1012, the button silica gel 104 is aligned with the button 201, the button panel 105 is clamped on the button silica gel 104, and a user can press the self-resetting switch S2 by pressing the button panel 105.

The power supply pack 3 includes a charging port 301 and a battery pack 302, the battery pack 302 is disposed below the circuit board 2, and the charging port 301 is disposed on the rear side of the battery pack 302.

The tail of the charging port 301 is provided with a charging hole, and the tail of the housing 1 is provided with a third through hole corresponding to the charging hole. The charging port 301 is provided with a positive terminal and a negative terminal, the positive terminal of the circuit board 2 and the positive electrode of the battery pack 302 are both connected with the positive terminal, and the positive terminal of the circuit board 2 is a pin four of the battery interface. The negative terminal of the circuit board 2 is connected with the negative terminal, and the negative terminal of the circuit board 2 is a first pin of the battery interface. The battery pack 302 is two rechargeable batteries connected in series, and the battery pack 302 includes a first battery and a second battery, and a negative electrode of the first battery is connected with a positive electrode of the second battery. The third pin of the battery interface is connected with the negative electrode of the first battery, and the second pin of the battery interface is connected with the negative electrode of the second battery.

In this embodiment, two supporting walls 1021 and two connecting columns 1022 are protruded on the inner wall of the back shell 102. The upper edge of the support wall 1021 is in a shape fitting the lower surface of the battery pack 302, the battery pack 302 is disposed on the two support walls 1021, and the two connection posts 1022 are disposed on both sides of the battery pack 302, respectively. The battery pressing plate 1023 is arranged above the battery pack 302, one end of the battery pressing plate 1023 is fixed to the upper end of one connecting column 1022, the other end of the battery pressing plate 1023 is fixed to the upper end of the other connecting column 1022, and the lower surface of the battery pressing plate 1023 is tightly attached to the battery pack 302. The battery pressing plate 1023 can restrict the position of the battery pack 302 and prevent the battery pack 302 from moving in the cavity.

The preparation mechanism comprises an electric appliance box 4 and an ozone generating unit 5, wherein the ozone generating unit 5 is arranged close to the head part of the shell 1, and the electric appliance box 4 is arranged between the ozone generating unit 5 and the power supply group 3. The head and the tail of the electrical box 4 are both provided with a first connecting piece, and the first connecting piece is provided with a second mounting hole. Two second mounting columns are protruded on the inner wall of the back shell 102, and second mounting grooves are sunken in the upper ends of the second mounting columns. Every second mounting hole corresponds with a second mounting groove, and the bolt passes second mounting hole and second mounting groove and fixes electrical apparatus box 4 and second erection column.

A high-voltage generation module is arranged in the electric appliance box 4, the input end of the high-voltage generation module is connected with the driving interface P4, and the output end of the high-voltage generation module is connected with the ozone generation unit 5. The high voltage generation module can convert the 7.4V voltage provided by the driving interface P4 into the high voltage required by the ozone generation unit 5 for preparing ozone, and the ozone generation unit 5 is used for preparing ozone according to the high voltage output by the high voltage generation module.

The ozone generating unit 5 comprises an outer cover 501, a fixing sleeve 502, a fixing seat 503, a waterproof cover 504, a waterproof plug 505 and a generating pipe 506.

The fixing base 503 is internally provided with a cavity, the tail part of the generating tube 506 is connected with the head part of the fixing base 503, the head end face of the fixing base 503 is closely attached to the tail end face of the generating tube 506, the tail part of the generating tube 506 extends out of a first electrode 5061, the first electrode 5061 penetrates through the head part of the fixing base 503 and extends into the cavity, the outer side of the generating tube 506 is provided with a second electrode 5062, and the second electrode 5062 is arranged outside the cavity.

In this embodiment, the generating channel 506 is a cylindrical hollow quartz glass tube. The first electrode 5061 is an electrical conductor provided in the generation tube 506, and is, for example, a bolt surrounded by activated carbon or a bolt covered with a soft metal. The second electrode 5062 may be disposed outside the generating channel 506 in a variety of ways, such as being helically wound around the outer wall of the generating channel 506 or being fixed linearly to the outer wall of the generating channel 506.

The waterproof cover 504 is sleeved at the joint of the generating pipe 506 and the fixed seat 503. The waterproof cover 504 can prevent the liquid from contacting the first electrode 5061 and the second electrode 5062, and prevent the first electrode 5061 and the second electrode 5062 from being oxidized and peeled off.

The tail of the fixing seat 503 is provided with a first opening, the waterproof plug 505 is arranged in the cavity, and the outer wall of the waterproof plug 505 is tightly attached to the inner wall of the cavity. The waterproof plug 505 can prevent the liquid from contacting the circuit board 2, and prevent the circuit board 2 from short-circuiting. A first through slot 5051 is formed in the outer wall of the waterproof plug 505, and a second through slot 5031 is formed in the outer wall of the fixed seat 503 close to the head.

The fixing sleeve 502 is sleeved on the generating tube 506, the waterproof cover 504 and the fixing seat 503, and the outer wall of the waterproof cover 504 is tightly attached to the inner wall of the fixing sleeve 502. The afterbody of fixed cover 502 is provided with a plurality of first connecting holes, and the afterbody of fixing base 503 is provided with a plurality of second connecting holes, and every second connecting hole all corresponds with a first connecting hole, and the bolt passes second connecting hole and first connecting hole and is connected fixing base 503 and fixed cover 502. The fixing sleeve 502 near the head is provided with a plurality of first air outlet holes 5021.

The outer cover 501 is sleeved on the fixing sleeve 502, the outer cover 501 is in threaded connection with the fixing sleeve 502, and a plurality of second air outlet holes 5011 are formed in the position, corresponding to the first air outlet holes 5021, of the outer cover 501. The outer cover 501 is made of food-grade transparent materials, a user needs to clean the outer cover 501 before and after the ozone generator is used, and the transparent outer cover 501 can facilitate the user to observe whether the outer cover 501 is cleaned or not.

The lead wire connected from the output terminal of the high voltage generation module passes through the first bus slot 5051 and the second bus slot 5031 and then is connected to the first electrode 5061 and the second electrode 5062, the high voltage output from the output terminal of the high voltage generation module is connected to the first electrode 5061 and the second electrode 5062, respectively, and under the action of the high voltage, the first electrode 5061 and the second electrode 5062 discharge electricity through the generation tube 506, so that oxygen in the air is converted into ozone. The ozone is emitted to the outside through the first air outlet 5021 and the second air outlet 5011.

In this embodiment, the outer wall of the fixing sleeve 502 near the tail portion is recessed with a circle of first limiting groove, the upper surface and the lower surface of the outer wall of the first limiting groove are both raised with a limiting block, and the limiting block is located on one side of the first limiting groove near the head portion of the fixing sleeve 502.

The face shell 101 includes a head face shell and a tail face shell, and the tail end face of the head face shell is closely attached to the head end face of the tail face shell. The back shell 102 includes a head back shell and a tail back shell, and the tail end surface of the head back shell is closely attached to the head end surface of the tail back shell.

The inner wall of the tail face shell is provided with an upper half ring corresponding to the first limiting groove in a protruding mode, the inner wall of the tail back shell is provided with a lower half ring corresponding to the first limiting groove in a protruding mode, and the upper half ring and the lower half ring are matched to form a limiting ring suitable for being inserted into the first limiting groove. The inner wall of head face-piece and the inner wall of head dorsal scale all correspond the stopper and cave in and have the second spacing groove that is suitable for the stopper card to establish.

The first spacing groove and the spacing ring that the cooperation set up and stopper and the second spacing groove that the cooperation set up can enough let head face-piece and afterbody face-piece be connected inseparabler, let head dorsal scale and afterbody dorsal scale be connected inseparabler, can restrict the position of ozone generating element 5 again, prevent ozone generating element 5 drunkenness in the cavity.

According to another embodiment, the control system comprises three key modules, the main control module comprises three first signal ports, and each first signal port is connected with the first level port of one key module. Correspondingly, the circuit board 2 is provided with three buttons 201, the face shell 101 is provided with three second through holes 1012, each second through hole 1012 is internally and fixedly provided with a key silica gel 104, each key silica gel 104 is aligned with one button 201, and each key silica gel 104 is provided with a key panel 105 in a clamping manner.

The first key module is used for controlling the working state of the ozone generating device. When the ozone generating device is not in operation, the ozone generating device can start to operate by long-pressing the key panel 105 corresponding to the first key module. When the ozone generating device works, the ozone generating device can stop working by long pressing the key panel 105 corresponding to the first key module.

The second key module is used for controlling the ozone output of the ozone generating device, and when the ozone generating device works, the ozone output of the ozone generating device can be increased by pressing the key panel 105 corresponding to the second key module by a user. In this embodiment, the ozone output of the ozone generator is divided into N gears, each time the key panel 105 corresponding to the second key module is pressed, the gear of the ozone generator can be increased by one gear, and the key panel 105 corresponding to the second key module is continuously pressed, so that the cyclic adjustment of the N gears can be realized.

The third key module is used for controlling the working time of the ozone generating device. When the ozone generating device is operated, if the user does not press the key panel 105 corresponding to the third key module, the ozone generating device is operated according to the preset operation time. When the ozone generating device works, the working time of the ozone generating device can be increased by pressing the key panel 105 corresponding to the third key module by a user.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.