CN114432141A - Acupuncture needle circuit and acupuncture needle state indication method - Google Patents

Acupuncture needle circuit and acupuncture needle state indication method Download PDF

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Publication number
CN114432141A
CN114432141A CN202111671570.XA CN202111671570A CN114432141A CN 114432141 A CN114432141 A CN 114432141A CN 202111671570 A CN202111671570 A CN 202111671570A CN 114432141 A CN114432141 A CN 114432141A
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led lamp
signal
control chip
power supply
circuit
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CN114432141B (en
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石明霞
杨吕昆
俞新生
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Tianjin Kangjian Medical Instrument Co ltd
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Tianjin Kangjian Medical Instrument Co ltd
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H39/00—Devices for locating or stimulating specific reflex points of the body for physical therapy, e.g. acupuncture
    • A61H39/08—Devices for applying needles to such points, i.e. for acupuncture ; Acupuncture needles or accessories therefor
    • A61H39/086—Acupuncture needles
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H39/00—Devices for locating or stimulating specific reflex points of the body for physical therapy, e.g. acupuncture
    • A61H39/06—Devices for heating or cooling such points within cell-life limits
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/50—Control means thereof
    • A61H2201/5058—Sensors or detectors
    • A61H2201/5082—Temperature sensors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection

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  • Health & Medical Sciences (AREA)
  • Rehabilitation Therapy (AREA)
  • Epidemiology (AREA)
  • Pain & Pain Management (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
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  • Finger-Pressure Massage (AREA)
  • Led Devices (AREA)

Abstract

The application relates to an acupuncture needle circuit and an acupuncture needle state indicating method, wherein the circuit comprises a control chip U1, a signal receiving circuit arranged on the control chip U1 and an indicating circuit arranged on the control chip U1; the power supply input end of the control chip U1 is connected with a power supply VCC1, the grounding end VSS of the control chip U1 is grounded, the signal processing circuit is used for receiving the temperature detection signal of the heating element and outputting an indication signal based on the temperature detection signal, and the indication circuit is connected with the signal processing circuit, responds to the indication signal and indicates the working condition of the heating element. This application has the effect of being convenient for learn the behavior of heat-generating body.

Description

Acupuncture needle circuit and acupuncture needle state indication method
Technical Field
The present invention relates to the field of acupuncture needles, and in particular, to an acupuncture needle circuit and an acupuncture needle status indication method.
Background
The acupuncture therapeutic apparatus is an acupuncture instrument. Is a therapeutic instrument integrating electric acupuncture, thermal moxibustion and needle twisting techniques into a whole developed by combining the traditional Chinese medicine acupuncture and electric acupuncture and the medical electronic engineering technology.
Acupuncture needle therapeutic instruments are usually used in cooperation with an acupuncture needle, and a heating body for heating the acupuncture needle is arranged in the acupuncture needle. However, the current acupuncture needle therapeutic apparatus is inconvenient for indicating the working condition of the heating element in the acupuncture needle when the acupuncture needle is heated.
Disclosure of Invention
In order to facilitate learning of the operation of the heating element, the present application provides an acupuncture needle circuit and an acupuncture needle state indicating method.
In a first aspect, the present application provides an acupuncture needle circuit, which adopts the following technical solutions:
an acupuncture needle circuit comprises a control chip U1, a signal receiving circuit arranged on the control chip U1 and an indicating circuit arranged on the control chip U1; the power supply input end of the control chip U1 is connected with a power supply VCC1, and the grounding end VSS of the control chip U1 is grounded;
the signal processing circuit is used for receiving a temperature detection signal of the heating body and outputting an indication signal based on the temperature detection signal;
and the indicating circuit is connected with the signal processing circuit, responds to the indicating signal and indicates the working condition of the heating body.
By adopting the technical scheme, the temperature detection signal of the heating body can be acquired by the temperature sensor, the control chip processes the temperature detection signal after the signal processing circuit receives the temperature detection signal of the heating body, the control chip outputs the indication signal based on the processing result of the temperature detection signal, and the indication circuit responds to the indication signal and works and indicates the working condition of the heating body. Through receiving the temperature detected signal of heat-generating body to based on the temperature detected signal output pilot signal of heat-generating body, indicating circuit responds the pilot signal and instructs in order to the behavior of heat-generating body, thereby makes the staff be convenient for learn the behavior of heat-generating body.
Optionally, the signal processing circuit includes a female socket J1, and the female socket J1 is connected to a heating control PCB board for heating the heating element; an IIC _ SCL end and an IIC _ SDA end of the control chip U1 are respectively connected with two signal transmission interfaces on the female seat J1, a power supply input interface of the female seat J1 is connected with a power supply VCC1, and a grounding interface of the female seat J1 is grounded.
Through adopting above-mentioned technical scheme, temperature sensor gathers the temperature value of heat-generating body and output temperature detection signal, and heating control PCB board sends temperature detection signal to mother's seat J1, and control chip U1 receives temperature detection signal through IIC _ SCL end and IIC _ SDA end, receives temperature detection signal through IIC _ SCL end and IIC _ SDA end and receives the pin use of control chip U1.
Optionally, the indicating circuit includes a red LED lamp L1, a green LED lamp L2, and a blue LED lamp L3, a power supply input end of the red LED lamp L1 is connected to a power supply VCC1, and a signal input end of the red LED lamp L1 is connected to an input/output port of the control chip U1; the power supply input end of the green LED lamp L2 is connected with a power supply VCC1, and the signal input end of the green LED lamp L2 is connected with the input/output port of the control chip U1; the power input end of the blue LED lamp L3 is connected with a power supply VCC1, and the signal input end of the blue LED lamp L3 is connected with the input/output port of the control chip U1.
By adopting the technical scheme, after the indicating circuit responds to the indicating signal, the red LED lamp L1, the green LED lamp L2 and the blue LED lamp L3 in the indicating circuit are lightened up according to different modes, so that a worker can clearly and intuitively know the working condition of the heating body.
Optionally, the control chip U1 is connected to a data transmission circuit; the data transmission circuit comprises a driving chip U2 and a first NPN type triode Q1; the receiver output end RO of the drive chip U2 is connected with the serial port receiving end RXD of the control chip U1, and the receiver output enabling end of the drive chip U2
Figure 100002_DEST_PATH_IMAGE002
The driving chip U2 is connected with a collector of an NPN triode Q1, a driver output enabling end DE of the driving chip U2 is connected with a collector of an NPN triode Q1, a driver input end DI of the driving chip U2 is grounded, a power supply input end VCC of the driving chip U2 is connected with a power supply VCC1, and a ground end GND of the driving chip U2 is grounded;
the driving chip U2 is connected with a data transmission female socket J2, a same-direction input end A of the driving chip U2 is connected with a same-direction input interface A1 of the data transmission female socket J2, a reverse input end B of the driving chip U2 is connected with a reverse input interface B1 of the data transmission female socket J2, and a power supply input interface of the data transmission female socket J2 is connected with a power supply VCC 1; the grounding interface of the data transmission female socket J2 is grounded;
the base electrode of the first NPN type triode Q1 is connected with the serial port transmitting end TXD of the control chip U1, the collector electrode of the first NPN type triode Q1 is connected with the first resistor R1 in series and then connected with the power supply VCC1, and the emitter electrode of the first NPN type triode Q1 is grounded.
By adopting the technical scheme, the power supply VCC1 supplies power to the driving chip U2 through the power supply input end VCC on the driving chip U2. The first NPN type triode Q1 is turned on at a high level, and when the serial port transmitting terminal TXD of the control chip U1 is at a high level, the first NPN type triode Q1 is turned on to drive the receiver output enable terminal of the chip U2
Figure 451931DEST_PATH_IMAGE002
And the driver output enable terminal DE is grounded to enter a reception mode.
When the serial port transmitting end TXD of the control chip U1 is at a low level, the first NPN transistor Q1 is turned off, and the receiver output enable end of the driving chip U2 is turned on
Figure 837913DEST_PATH_IMAGE002
And the DE pin of the output enable terminal of the driver is connected with high level to enter a sending mode. When the serial port transmitting terminal TXD of the control chip U1 transmits a low level, the first NPN transistor Q1 is turned off, the driver output enable terminal DE is connected to a high level, and enters a transmission mode, the driving chip U2 reflects the level at the driver input terminal DI to the AB pin for output, and the driver input terminal DI is already grounded, so the common input terminal a and the reverse input terminal B transmit a low level. When the serial port transmitting end TXD transmits a high level, the first NPN type triode Q1 is conducted, and the receiver output enabling end
Figure 86492DEST_PATH_IMAGE002
And turning low level to enter into receiving mode. Equidirectional input end A connection data transmission female socketThe same-direction input interface A1 and the reverse output end B of the J2 are connected with a reverse input interface B1 of the data transmission female socket J2, and then the data transmission female socket J1 is connected with other electronic equipment, so that the temperature detection signals can be conveniently sent and the signals from other electronic equipment can be conveniently received.
Optionally, the control chip U1 is connected to a burning socket J3; the power supply input interface of the burning female socket J3 is connected with a power supply VCC1, the grounding interface of the burning female socket J3 is grounded, the SWIM interface of the burning female socket J3 is connected with the SWIM end of the control chip U1, and the NRST interface of the burning female socket J3 is connected with the NRST end of the control chip U1.
By adopting the technical scheme, the executive program can be conveniently recorded into the control chip U1 by a worker through the burning female socket J3.
Optionally, an input/output end of the driving chip U2 is connected to a second NPN transistor Q2, a base of the second NPN transistor Q2 is connected to an input/output end of the driving chip U2, a collector of the second NPN transistor Q2 is connected to the power source VCC1 after being connected in series to the buzzer B1, and an emitter of the second NPN transistor Q2 is grounded.
By adopting the technical scheme, when the input and output ends of the control chip U1 output high levels, the second NPN type triode Q2 is conducted, the power supply VCC1 supplies power to the buzzer B1, so that the buzzer B1 sounds, and the effect of indicating the working condition of the heating element can be achieved by controlling the sounding of the buzzer B1.
In a second aspect, the present application provides a method for indicating a status of an acupuncture needle, which adopts the following technical solutions:
an acupuncture needle state indication method is executed by a control chip U1 and comprises the following steps:
the control chip U1 receives the temperature information of the heating element sent by the heating control PCB;
if the temperature information does not reach a preset temperature threshold value, sending a first execution signal to a signal input end of the green LED lamp L2 so that the green LED lamp L2 emits green light;
and if the temperature information reaches a preset temperature threshold value, sending a second execution signal to a signal input end of the green LED lamp L2 so that the green LED lamp L2 is turned off.
Through adopting above-mentioned technical scheme, after control chip U1 received the temperature detection signal, compare the temperature information in the temperature detection signal with preset temperature threshold, if not reach preset temperature threshold, then control chip U1 sends first execution signal to the green light signal input part of LED lamp L1, and green light is sent after green LED lamp L2's signal input part received first execution signal to instruct the heat-generating body to be heating. If the temperature information in the temperature detection signal reaches the preset temperature threshold value, the control chip U1 sends a second execution signal to the signal input end of the green LED lamp L2, and the green LED lamp L2 stops sending green light after responding to the second execution signal, so that the temperature of the heating body is indicated to reach the preset temperature. The working condition of the heating body can be conveniently known by a worker by sending the first execution signal and the second execution signal to the green LED lamp L2.
Optionally, the method further includes:
if an equipment self-test signal is received, sending a third execution signal to a signal input end of the red LED lamp L1 so that the red LED lamp L1 emits red light;
if the first preset time is reached after the third execution signal is sent, sending a fourth execution signal to a signal input end of the blue LED lamp L3 so that the blue LED lamp L3 emits blue light;
and if the second preset time is reached after the fourth execution signal is sent, sending a fifth execution signal to a signal input end of the green LED lamp L2, so that the green LED lamp L2 emits green light.
By adopting the technical scheme, in order to detect whether the indicating circuit and the control chip U1 work normally, after the control chip U1 receives the equipment self-test signal, the control chip U1 inputs a third execution signal to the signal input end of the red LED lamp L1, and the red LED lamp L1 sends out red light after receiving the third execution signal; if the first preset time is reached after the control chip U1 sends the third execution signal, the control chip sends a fourth execution signal to the signal input end of the blue LED lamp L3, and the blue LED lamp L3 sends out blue light after receiving the fourth execution signal. And if the second preset time is reached after the control chip U1 sends the fourth execution signal, sending a fifth execution signal to a green signal input end of the green LED lamp L2, and sending green light after the green LED lamp L2 receives the fifth execution signal. By sending the third execution signal to the red LED lamp L1, the fourth execution signal to the blue LED lamp L3 and the fifth execution signal to the green LED lamp L2, the red LED lamp L1, the blue LED lamp L3 and the green LED lamp L2 are sequentially turned on, and the control chip U1 and the execution circuit can normally operate.
Optionally, the method further comprises at least one of:
if the temperature information is greater than the preset temperature threshold, a sixth execution signal is sent to the signal input end of the red LED lamp L1, so that the red LED lamp L1 emits red light, and/or,
and if the temperature information is greater than the preset temperature threshold, sending a seventh execution signal to the second NPN type triode Q2 so as to enable the buzzer B1 to buzz.
By adopting the technical scheme, the control chip U1 compares the temperature information with the preset temperature threshold, if the temperature information is greater than the preset temperature threshold, the control chip U1 sends a sixth execution signal to the red LED lamp L1, and the red LED lamp L1 lights up after receiving the sixth execution signal, so that a worker is reminded that the temperature of the heating body exceeds the preset temperature threshold; the control chip U1 sends a seventh execution signal to the second NPN type triode Q2, and the buzzer B1 buzzes after the second NPN type triode Q2 responds to the seventh execution signal, so that the heating body temperature is reminded of exceeding a preset temperature threshold value.
Optionally, the method further includes:
if a connection signal sent by a host is detected, recording the times of the connection signal;
and if the times reach a preset threshold value, sending an eighth execution signal to the signal input end of the red LED lamp L1 every third preset time.
By adopting the technical scheme, the control chip U1 records the connection signal after detecting the connection signal sent by the host, if the connection signal is detected again, the connection signal indicates that the heating body corresponding to the control chip U1 is repeatedly used, and the control chip U1 sends an eighth execution signal to the red LED lamp L1 every third preset time, so that the red LED lamp L1 flickers to remind a worker that the heating body is used.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the temperature detection signal of the heating body can be acquired through the temperature sensor, the control chip processes the temperature detection signal after the signal processing circuit receives the temperature detection signal of the heating body, the control chip outputs an indication signal based on the processing result of the temperature detection signal, and the indication circuit responds to the indication signal and works and indicates the working condition of the heating body. Through receiving the temperature detected signal of heat-generating body to based on the temperature detected signal output pilot signal of heat-generating body, indicating circuit responds the pilot signal and instructs in order to the behavior of heat-generating body, thereby makes the staff be convenient for learn the behavior of heat-generating body.
2. After receiving the temperature detection signal, the control chip U1 compares the temperature information in the temperature detection signal with a preset temperature threshold, if the temperature information does not reach the preset temperature threshold, the control chip U1 sends a first execution signal to a green light signal input end of the LED lamp L1, and a signal input end of the green LED lamp L2 sends green light after receiving the first execution signal, so that the heating body is indicated to be heated. If the temperature information in the temperature detection signal reaches the preset temperature threshold value, the control chip U1 sends a second execution signal to the signal input end of the green LED lamp L2, and the green LED lamp L2 stops sending green light after responding to the second execution signal, so that the temperature of the heating body is indicated to reach the preset temperature. The working condition of the heating body can be conveniently known by a worker by sending the first execution signal and the second execution signal to the green LED lamp L2.
Drawings
FIG. 1 is a partial schematic view of an acupuncture needle circuit according to an embodiment of the present invention.
FIG. 2 is another partial configuration diagram of the circuit of the needle according to the embodiment of the present application.
Fig. 3 is a flowchart illustrating a method for indicating a status of a needle according to an embodiment of the present invention.
Description of reference numerals: 1. a signal processing circuit; 2. an indication circuit; 3. and a data transmission circuit.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
In a first aspect, embodiments of the present application disclose an acupuncture needle circuit.
Referring to fig. 1 and 2, an acupuncture needle circuit includes a control chip U1, a signal processing circuit, and an indication circuit. The signal processing circuit is used for receiving the temperature detection signal of the heating body and outputting an indication signal according to the temperature detection signal. To the temperature detect signal of gathering the heat-generating body, the accessible is connected heating control PCB board and is connected temperature sensor on heating control PCB board on the heat-generating body, there is temperature sensor to gather the temperature information of heat-generating body and generate the temperature detect signal, temperature sensor sends temperature detect signal to heating control PCB board, heating control PCB board and signal processing circuit are connected, signal processing circuit receives the temperature detect signal of heating control PCB board, and signal processing circuit is based on temperature detect signal output instruction signal. The indicating circuit is connected with the signal processing circuit and responds to the indicating signal to indicate the working condition of the heating element. Thereby the staff is convenient for learn the behavior of heat-generating body through indicating circuit.
The signal of the control chip U1 may be an ES7P0693 single chip microcomputer, and in other embodiments, the control chip U1 may be a single chip microcomputer of another type, which is not limited herein. The power supply input terminal VCC of the control chip U1 is electrically connected to the power supply VCC1, and the ground terminal VSS of the control chip U1 is grounded. The VCAP end of the control chip U1 is connected with the first capacitor C1 in series and then is grounded, and the first capacitor C1 is used for decoupling and stabilizing voltage, so that the effect of ensuring the voltage stability of the main voltage regulator in the control chip U1 is achieved. The NRST end of the control chip U1 is connected in series with the second capacitor C2 and then grounded, a first pull-down resistor R1 is connected between the second capacitor C2 and the NRST end of the control chip U1, one end of the first pull-down resistor R1 is connected between the second capacitor C2 and the NRST end of the control chip U1, and the other end of the first pull-down resistor R1 is connected with a power supply VCC 1. The circuit formed by the first pull-down resistor R1 and the second capacitor C2 is used for controlling the reset of the chip U1.
Referring to fig. 1 and 2, the signal processing circuit includes a female socket J1, the female socket J1 is electrically connected to the heating control PCB, a power supply input interface of the female socket J1 is connected to a power supply VCC1, and a power supply input interface of the female socket J1 is connected to the heating control PCB, so that the power supply VCC1 supplies power to the heating control PCB. The power supply input end of the female seat J1 is connected with a first filter capacitor C3, one end of a first filter capacitor C3 is connected between a power supply VCC1 and the power supply input interface of the female seat J1, and the other end of the first filter capacitor C3 is grounded. The first filter capacitor C3 is used as a bypass capacitor of the power supply VCC1 to provide a clean power supply for the heating control PCB, so that the heating control PCB can stably operate. The ground interface of the female socket J1 is grounded, and the ground interface of the female socket J1 is connected to the ground terminal of the heating control PCB, thereby grounding the ground terminal of the heating control PCB. The IIC _ SCL terminal and the IIC _ SDA terminal on the control chip U1 are respectively connected to the two signal transmission interfaces on the female socket J1. Two signal transmission interfaces on the female socket J1 are connected with the signal input and output ends of the heating control PCB. The control chip U1 receives the temperature detection signal through the IIC _ SCL terminal and the IIC _ SDA terminal, that is, the temperature detection signal is obtained through the IIC communication protocol, and the temperature detection signal is received through the IIC communication protocol, so that the number of input/output ports on the control chip U1 can be reduced.
Referring to fig. 1 and 2, the indication circuit includes a red LED lamp L1, a green LED lamp L2, and a blue LED lamp L3. The power supply input end of the red LED lamp L1 is connected with a power supply VCC1, and the signal input end of the red LED lamp L1 is connected with the input/output port of the control chip U1. The power supply input end of the green LED lamp L2 is connected with a power supply VCC1, and the signal input end of the green LED lamp L2 is connected with the input/output port of the control chip U1; the power supply input end of the blue LED lamp L3 is connected with a power supply VCC1, and the signal input end of the blue LED lamp L3 is connected with the input/output port of the control chip U1. The signal input end of the red LED lamp L1, the signal input end of the green LED lamp L2 and the signal input end of the blue LED lamp L3 are respectively connected to different input and output ports on the control chip U1.
A first current limiting resistor R2 is connected in series between the signal input end of the red LED lamp L1 and the input/output port of the control chip U1; a second current limiting resistor R3 is connected in series between the signal input end of the green LED lamp L2 and the input/output port of the control chip U1; a third current limiting resistor R4 is connected in series between the signal input end of the blue LED lamp L3 and the input/output port of the control chip U1. The first current limiting resistor R2, the second current limiting resistor R3, and the third current limiting resistor R4 protect the red LED lamp L1, the green LED lamp L2, and the blue LED lamp L3.
Control chip U1 output instruction signal, thereby red LED lamp L1, green LED lamp L2 and blue LED lamp L3 receive different instruction signals and light according to the mode of difference, and then instruct the behavior of heat-generating body, and the staff is convenient for learn the behavior of heat-generating body through red LED lamp L1, green LED lamp L2 and blue LED lamp L3.
Referring to fig. 1 and 2, in order to facilitate the transmission of signals to the control chip U1 or the transmission of temperature detection signals to other electronic devices, a data transmission circuit is further connected to the control chip U1. The data transmission circuit comprises a driving chip U2 and a first NPN transistor Q1. The receiver output end RO of the driving chip U2 is electrically connected with the serial port receiving end RXD of the control chip U1 after being connected in series with the fourth current-limiting resistor R5, and the fourth current-limiting resistor R5 plays a role in current limiting and protects the receiver output end RO of the driving chip U2. Receiver output enable terminal of driving chip U2
Figure 950543DEST_PATH_IMAGE002
The driver output enable end DE of the driving chip U2 is electrically connected to the collector of the NPN transistor Q1, the driver input end DI of the driving chip U2 is connected in series with the second pull-down resistor R6 and then grounded, and the driver input end DI of the driving chip U2 is fixed at a low level by the second pull-down resistor R6. The power supply input end VCC of the drive chip U2 is connected with a power supply VCC1, and the power supply VCC1 drivesThe power supply input VCC of the driver chip U2 supplies power to the driver chip U2. A second filter capacitor C4 is connected between the power input terminal VCC of the driving chip U2 and the power source VCC1, one end of the second filter capacitor C4 is connected between the power input terminal VCC of the driving chip U2 and the power source VCC1, and the other end of the second filter capacitor C4 is grounded. The second filter capacitor C4 is used as a bypass capacitor of the power supply VCC1 to provide a clean power supply for the driver chip U2, so that the driver chip U2 can operate stably. The ground terminal GND of the driver chip U2 is grounded.
The driving chip U2 is connected with a data transmission female socket J2, the equidirectional input end A of the driving chip U2 is electrically connected with the equidirectional input interface A1 of the data transmission female socket J2, the reverse input end B of the driving chip U2 is electrically connected with the reverse input interface B1 of the data transmission female socket J2, and the power supply input interface of the data transmission female socket J2 is electrically connected with a power supply VCC 1; the power supply input interface of the data transmission female socket J2 is further connected with a third filter capacitor C5, one end of the third filter capacitor C5 is connected between a power supply VCC1 and the power supply input interface of the data transmission female socket J2, and the other end of the third filter capacitor C5 is grounded. The ground interface of the female data transmission socket J2 is grounded.
A bias resistor R7 is arranged between a same-direction input end A and an opposite-direction input end B of the driving chip U2, one end of a bias resistor R7 is connected with the same-direction input end A, the other end of the bias resistor R7 is connected with the opposite-direction input end B, and the bias resistor R7 has the effects of preventing noise interference and absorbing interference surge.
The base of the first NPN type triode Q1 is electrically connected to the serial port transmitting terminal TXD of the control chip U1 after being connected in series with the fifth current limiting resistor R8, and the fifth current limiting resistor R8 protects the first NPN type triode Q1. The collector of the first NPN transistor Q1 is connected in series with the load resistor R9 and then connected to the power source VCC1, and the emitter of the first NPN transistor Q1 is grounded.
The data transmission circuit forms a data 485 automatic transceiving circuit, when a serial port transmitting end TXD transmits a low level, the first NPN type triode Q1 is not conducted, the driver output enabling end DE is connected with a high level, the data transmission circuit enters a transmitting mode, and the driving chip U2 can react the low level on the driver input end DI to a same-direction inputThe outputs on the terminals a and B are low since the driver input DI is already grounded. When the serial port transmitting end TXD transmits low level, the same-direction input end A and the reverse-direction input end B transmit low level. When the serial port transmitting end TXD transmits a high level, the first NPN type triode Q1 is conducted, and the receiver output enabling end
Figure 968177DEST_PATH_IMAGE002
When the serial port transmitting end TXD is at a high level, the receiver output enabling end is connected with the receiving end
Figure 259481DEST_PATH_IMAGE002
Is low and is properly conditioned to a receiving state, then the receiver output RO of the driver chip U2 will respond to the data transmitted from the input a and the input B.
Referring to fig. 1 and 2, a burning female socket J3 is connected to the control chip U1; the power supply input interface of the burning female socket J3 is connected with a power supply VCC1, the grounding interface of the burning female socket J3 is grounded, the SWIM interface of the burning female socket J3 is electrically connected with the SWIM end of the control chip U1, and the NRST interface of the burning female socket J3 is electrically connected with the NRST end of the control chip U1.
The worker can conveniently burn the programs to be executed by the control chip U1 into the control chip U1 through the burning female socket J3.
Referring to fig. 1 and 2, in order to further facilitate the working state of the heating element to be known to the operator, the input/output end of the driving chip U2 is electrically connected to a second NPN transistor Q2, the base of the second NPN transistor Q2 is electrically connected to the input/output end of the driving chip U2, the collector of the second NPN transistor Q2 is connected to the power source VCC1 after being connected in series to the buzzer B1, and the emitter of the second NPN transistor Q2 is grounded. The input and output ends of the control chip U1, which are connected with the second NPN type triode Q2, are different from the input and output ends of the control chip U1, which are connected with the red LED lamp L1, the input and output ends of the control chip U1, which are connected with the green LED lamp L2, and the input and output ends of the control chip U1, which are connected with the blue LED lamp L3.
When the control chip U1 and the temperature detection signal output high level signals, the second NPN type triode Q2 is conducted, the power VCC1 supplies power to the buzzer B1, and the buzzer B1 buzzes, so that the effect of indicating the working condition of the heating element is achieved.
An embodiment of the present application provides a method for indicating a status of a needle, which is performed by a circuit of a needle of the present application, as shown in fig. 3, the method for indicating a status of a needle comprising steps S101, S102 and S103, wherein,
s101, the control chip U1 receives temperature information of the heating body sent by the heating control PCB.
The temperature information is information represented by the temperature detection signal.
For the embodiment of the present application, the temperature detection signal is generated by the temperature sensor for detecting the temperature of the heat generating body, the temperature detection signal is transmitted to the heating control PCB, then the heating control PCB transmits the temperature detection signal to the acupuncture needle circuit of the present application, and the control chip U1 in the acupuncture needle circuit receives the temperature detection signal transmitted by the heating control PCB, thereby facilitating the processing of the temperature detection signal.
S102, if the temperature information does not reach the preset temperature threshold value, a first execution signal is sent to a signal input end of the green LED lamp L2, and the green LED lamp L2 emits green light.
For the embodiment of the present application, the preset temperature threshold may be programmed into the control chip U1 through the programming socket J3 in advance. In other embodiments, a key may be provided on the acupuncture needle circuit, and the preset threshold may be adjusted by the user pressing a key trigger signal. After receiving the temperature detection signal, the control chip U1 compares the temperature information in the temperature detection signal with a preset temperature threshold. If the temperature information is smaller than the preset temperature threshold value, assuming that the preset temperature threshold value is 41 ℃ and the current temperature information is 30 ℃, it is indicated that the temperature information does not reach the preset temperature threshold value, the control chip U1 sends a first execution signal to a signal input end of the green LED lamp L2, after the green LED lamp L2 responds to the first execution signal, a loop where the green LED lamp L2 is located is switched on, the power source VCC1 supplies power to the green LED lamp L2, and the green LED lamp L2 lights up, so that the heating body is indicated to be heated but does not reach the preset temperature threshold value.
And S103, if the temperature information reaches the preset temperature threshold, sending a second execution signal to the signal input end of the green LED lamp L2 so as to turn off the green LED lamp L2.
For the embodiment of the application, taking step S102 as an example, if the current temperature information reaches 41 ℃, the control chip U1 compares the temperature information 41 ℃ with the preset temperature threshold 41 ℃, the temperature of the heating element reaches the preset temperature threshold, the control chip U2 sends a second execution signal to the green LED lamp L2, after the green LED lamp L2 receives the second execution signal, the power supply loop where the green LED lamp L2 is located is disconnected, and the green LED lamp L2 is turned off, thereby indicating that the temperature of the heating element has reached the preset temperature threshold. The working condition of the heating body can be conveniently known by the change of the green LED lamp L2.
In a possible implementation manner of the embodiment of the present application, the method further includes step S104, step S105, and step S106, wherein,
and S104, if the equipment self-checking signal is received, sending a third execution signal to a signal input end of the red LED lamp L1 so that the red LED lamp L1 emits red light.
For the embodiment of the application, the device self-test signal is a signal for detecting the control chip U1 and indicating whether the circuit is working normally. The equipment self-checking signal can be sent to the acupuncture needle circuit through other electronic equipment, and the staff sends the equipment self-checking signal to the acupuncture needle circuit through the data transmission circuit through other electronic equipment. After the control chip U1 receives the device self-test signal, the control chip U1 sends a third execution signal to the red LED lamp L1, after the red LED lamp L1 receives the third execution signal, a loop where the red LED lamp L1 is located is turned on, the power source VCC1 supplies power to the red LED lamp L1, and the red LED lamp L1 is turned on.
And S105, if the first preset time is reached after the third execution signal is sent, sending a fourth execution signal to a signal input end of the blue LED lamp L3, so that the blue LED lamp L3 emits blue light.
For the embodiment of the application, it is assumed that the first preset time is 3s, the control chip U1 starts timing after sending the third execution signal, when the time reaches 3s after the control chip U1 sends the third execution signal, the control chip U1 sends the fourth execution signal to the blue LED lamp L3, after the blue LED lamp L3 receives the fourth execution signal, a loop where the blue LED lamp L3 is located is turned on, the power source VCC1 supplies power to the blue LED lamp L3, and the blue LED lamp L3 lights up to emit blue light. That is, the red LED lamp L1 lights up for 3 seconds and then the blue LED lamp L3 lights up.
And S106, if the second preset time is reached after the fourth execution signal is sent, sending a fifth execution signal to the signal input end of the green LED lamp L2, so that the green LED lamp L2 emits green light.
For the embodiment of the application, it is assumed that the second preset time is also 3s, the control chip U1 starts timing after sending the fourth execution signal, when the control chip U1 sends the fourth execution signal and reaches 3s, the control chip U1 sends the fifth execution signal to the green LED lamp L2, after the green LED lamp L2 receives the fifth execution signal, a loop where the green LED lamp L2 is located is turned on, the power source VCC1 supplies power to the green LED lamp L2, and the green LED lamp L2 lights up to emit green light. That is, the blue LED lamp L3 was lit for 3 seconds, and then the green LED lamp L2 was lit.
After the control chip U1 receives the equipment self-test signal, the red LED lamp L1 is turned on, and after the red LED lamp L1 is turned on for 3s, the blue LED lamp L1 is turned on; after the blue LED lamp L3 was lit for 3s, the green LED lamp L2 was lit. Therefore, the red LED lamp L1, the blue LED lamp L3 and the green LED lamp L2 are sequentially turned on. The control chip U1 controls the red LED lamp L1, the blue LED lamp L3 and the green LED lamp L2 to realize the effect of sequentially turning on, so that the control chip U1 and the indicating circuit can work normally.
In other embodiments, the second preset time may be different from the first preset time, for example, the first preset time is 3s, and the fourth preset time is 4 s. In other embodiments, after receiving the device self-test signal, the control chip U1 may also light up the green LED lamp L2, the blue LED lamp L3, and the red LED lamp L1 in sequence; the green LED lamp L2, the red LED lamp L1 and the blue LED lamp L3 may be sequentially turned on, or the red LED lamp L1, the green LED lamp L2 and the blue LED lamp L3 may be sequentially turned on; the blue LED lamp L3, the red LED lamp L1 and the green LED lamp L2 can be sequentially turned on; the blue LED lamp L3, the green LED lamp L2 and the red LED lamp L1 can be sequentially turned on; and are not limited herein.
In one possible implementation manner of the embodiment of the present application, the method further includes at least one of steps S107 and S108, wherein,
and S107, if the temperature information is greater than the preset temperature threshold, sending a sixth execution signal to a signal input end of the red LED lamp L1, so that the red LED lamp L1 emits red light.
For the present embodiment, it is assumed that the current temperature information is 45 ℃ and the preset temperature threshold is 41 ℃. The control chip U1 compares 45 ℃ with 41 ℃, and if the current temperature information is greater than the preset temperature threshold, the control chip U1 sends a sixth execution signal to the signal input end of the red LED lamp L1, after the red LED lamp L1 receives the sixth execution signal, the loop where the red LED lamp L1 is located is conducted, the power supply VCC1 supplies power to the red LED lamp L1, and the red LED lamp L1 lights. Thereby remind staff's heat-generating body temperature to exceed and preset the temperature threshold value, probably scald the patient.
And S108, if the temperature information is greater than the preset temperature threshold, sending a seventh execution signal to the second NPN type triode Q2 so as to enable the buzzer B1 to buzz.
For the embodiment of the present application, taking step S107 as an example, the current temperature information is 45 ℃, and the preset temperature threshold is 41 ℃. The control chip U1 compares 45 ℃ with 41 ℃, with 45 ℃ being greater than 41 ℃. The control chip U1 sends a seventh execution signal to the second NPN transistor Q2, and the second NPN transistor Q2 is turned on in response to the seventh execution signal, so that the power VCC1 supplies power to the buzzer B1, and the buzzer B1 sounds. The staff sends through bee calling organ B1 and buzzes and can in time learn that the heat-generating body temperature exceeds preset temperature threshold to probably scald the patient.
In the embodiment of the present application, if step S107 and step S108 are included, the execution sequence of step S107 and step S108 is not limited.
In a possible implementation manner of the embodiment of the present application, the method further includes step S109 and step S110, wherein,
and S109, recording the number of times of the connection signal when the connection signal sent by the host computer is detected.
In the embodiment of the present application, when the acupuncture needle is used, the acupuncture needle control circuit needs to be connected to the host for use, the acupuncture needle circuit sends the temperature information of the heating element to the host through the data transmission circuit, and the host can display the temperature information through a device such as a control display. When the host is connected with the acupuncture needle circuit, the host sends a connection signal to the acupuncture needle circuit, the connection signal can be sent to the control chip U1 through the data transmission circuit, the control chip U1 can communicate with the host after receiving the connection signal, and the control chip U1 records the number of times of the connection signal, for example, the first time of receiving the connection signal, the control chip U1 records that the number of times of receiving the connection signal is 1.
And S110, if the frequency reaches a preset threshold, sending an eighth execution signal to a signal input end of the red LED lamp L1 every third preset time, wherein the duration of the eighth execution signal is a fourth preset time.
For the embodiment of the present application, assuming that the preset threshold is 2 times, the worker disconnects the needle circuit from the host after the needle is used. If the operator uses the needle again, the needle circuit needs to be connected to the host, and the control chip U1 receives the connection signal again and records the number of times of the connection signal received again as 2 times. The control chip U1 compares the number of times of receiving the connection signal, which is 2 times, with a preset threshold value, which is 2 times, and the number of times of receiving the connection signal reaches the preset threshold value, which indicates that the acupuncture needle is repeatedly used.
Assume that the third predetermined time is 1s, and the fourth predetermined time is also 1 s. The control chip U1 sends an eighth execution signal with a duration of 1s to the signal input terminal of the red LED lamp L1 every 2 s. After the red LED lamp L1 responds to the eighth execution signal with the time duration of 1s, the red LED lamp L1 lights up within 1s and emits red light. After the red LED lamp L1 lights for 1s, the eighth execution signal is sent to the signal input terminal of the red LED lamp L1 again after the interval of 1s, and the red LED lamp L1 lights for 1s again, and so on, thereby achieving the effect of flickering of the red LED lamp L1. Thereby enabling the staff to find the condition of the repeated use of the acupuncture needle in time.
In other embodiments, the red LED lamp L1 in step S110 may be replaced by a green LED lamp L2, and may also be replaced by a blue LED lamp L3, which is not limited herein.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (10)

1. An acupuncture needle circuit, characterized in that: the intelligent control circuit comprises a control chip U1, a signal receiving circuit arranged on the control chip U1 and an indicating circuit arranged on the control chip U1; the power supply input end of the control chip U1 is connected with a power supply VCC1, and the grounding end VSS of the control chip U1 is grounded;
a signal processing circuit (1) for receiving a temperature detection signal of a heating body and outputting an indication signal based on the temperature detection signal;
and the indicating circuit (2) is connected with the signal processing circuit (1) and responds to the indicating signal to indicate the working condition of the heating body.
2. The circuit of claim 1, wherein: the signal processing circuit (1) comprises a female seat J1, and the female seat J1 is connected with a heating control PCB board for heating the heating element; an IIC _ SCL end and an IIC _ SDA end of the control chip U1 are respectively connected with two signal transmission interfaces on the female seat J1, a power supply input interface of the female seat J1 is connected with a power supply VCC1, and a grounding interface of the female seat J1 is grounded.
3. The circuit of claim 1, wherein: the indicating circuit (2) comprises a red LED lamp L1, a green LED lamp L2 and a blue LED lamp L3, wherein a power supply input end of the red LED lamp L1 is connected with a power supply VCC1, and a signal input end of the red LED lamp L1 is connected with an input/output port of the control chip U1; the power supply input end of the green LED lamp L2 is connected with a power supply VCC1, and the signal input end of the green LED lamp L2 is connected with the input/output port of the control chip U1; the power input end of the blue LED lamp L3 is connected with a power supply VCC1, and the signal input end of the blue LED lamp L3 is connected with the input/output port of the control chip U1.
4. The circuit of claim 1, wherein: the control chip U1 is connected with a data transmission circuit (3); the data transmission circuit (3) comprises a driving chip U2 and a first NPN type triode Q1; the receiver output end RO of the drive chip U2 is connected with the serial port receiving end RXD of the control chip U1, and the receiver output enabling end of the drive chip U2
Figure DEST_PATH_IMAGE002
The driving chip U2 is connected with a collector of an NPN triode Q1, a driver output enabling end DE of the driving chip U2 is connected with a collector of an NPN triode Q1, a driver input end DI of the driving chip U2 is grounded, a power supply input end VCC of the driving chip U2 is connected with a power supply VCC1, and a ground end GND of the driving chip U2 is grounded;
the driving chip U2 is connected with a data transmission female socket J2, a same-direction input end A of the driving chip U2 is connected with a same-direction input interface A1 of the data transmission female socket J2, a reverse input end B of the driving chip U2 is connected with a reverse input interface B1 of the data transmission female socket J2, and a power supply input interface of the data transmission female socket J2 is connected with a power supply VCC 1; the grounding interface of the data transmission female socket J2 is grounded;
the base electrode of the first NPN type triode Q1 is connected with the serial port transmitting end TXD of the control chip U1, the collector electrode of the first NPN type triode Q1 is connected with the first resistor R1 in series and then connected with the power supply VCC1, and the emitter electrode of the first NPN type triode Q1 is grounded.
5. The circuit of claim 1, wherein: the control chip U1 is connected with a burning female socket J3; the power supply input interface of the burning female socket J3 is connected with a power supply VCC1, the grounding interface of the burning female socket J3 is grounded, the SWIM interface of the burning female socket J3 is connected with the SWIM end of the control chip U1, and the NRST interface of the burning female socket J3 is connected with the NRST end of the control chip U1.
6. The circuit of claim 4, wherein: the input and output ends of the driving chip U2 are connected with a second NPN type triode Q2, the base electrode of the second NPN type triode Q2 is connected with the input and output ends of the driving chip U2, the collector electrode of the second NPN type triode Q2 is connected with a power supply VCC1 after being connected with a buzzer B1 in series, and the emitter electrode of the second NPN type triode Q2 is grounded.
7. An acupuncture needle status indication method, characterized in that: performed by an acupuncture needle circuit as claimed in claims 1 to 6, comprising
The control chip U1 receives the temperature information of the heating element sent by the heating control PCB;
if the temperature information does not reach the preset temperature threshold value, sending a first execution signal to a signal input end of a green LED lamp L2 so that the green LED lamp L2 emits green light;
and if the temperature information reaches a preset temperature threshold value, sending a second execution signal to a signal input end of the green LED lamp L2 so that the green LED lamp L2 is turned off.
8. The method of claim 7, wherein the method further comprises:
if the equipment self-checking signal is received, sending a third execution signal to a signal input end of a red LED lamp L1, so that the red LED lamp L1 emits red light;
if the first preset time is reached after the third execution signal is sent, sending a fourth execution signal to a signal input end of a blue LED lamp L3 so that the blue LED lamp L3 emits blue light;
and if the second preset time is reached after the fourth execution signal is sent, sending a fifth execution signal to a signal input end of the green LED lamp L2, so that the green LED lamp L2 emits green light.
9. The method of claim 8, further comprising at least one of:
if the temperature information is greater than the preset temperature threshold, a sixth execution signal is sent to the signal input end of the red LED lamp L1, so that the red LED lamp L1 emits red light, and/or,
and if the temperature information is greater than the preset temperature threshold, sending a seventh execution signal to the second NPN type triode Q2 so as to enable a buzzer B1 to buzz.
10. The method of claim 8, wherein the method further comprises:
if a connection signal sent by a host is detected, recording the times of the connection signal;
and if the times reach a preset threshold value, sending an eighth execution signal to the signal input end of the red LED lamp L1 every third preset time.
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CN113556840A (en) * 2021-07-28 2021-10-26 广州北岛光电实业有限公司 Detection device of DMX512 signal amplification circuit and DMX512 signal amplification circuit
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CN101058006A (en) * 2007-06-05 2007-10-24 重庆市三正医疗保健有限公司 Electromagnetic wave therapeutic equipment
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