CN202951131U - Electrocautery therapeutic instrument - Google Patents
Electrocautery therapeutic instrument Download PDFInfo
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- CN202951131U CN202951131U CN 201220168035 CN201220168035U CN202951131U CN 202951131 U CN202951131 U CN 202951131U CN 201220168035 CN201220168035 CN 201220168035 CN 201220168035 U CN201220168035 U CN 201220168035U CN 202951131 U CN202951131 U CN 202951131U
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- pliotron
- microprocessor
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- electrocautery
- moxibustion instrument
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Abstract
The utility model discloses an electrocautery therapeutic instrument which belongs to the technical field of electrocautery instruments. The electrocautery therapeutic instrument comprises a microprocessor and H bridge circuits, wherein the microprocessor is connected with five H bridge circuits, a keyboard and a liquid crystal display respectively through interfaces of the microprocessor; each electrocautery instrument probe is internally provided with a semiconductor refrigeration or heating sheet and a temperature sensor; the five H bridge circuits are respectively connected with the semiconductor refrigeration or heating sheets in five electrocautery instrument probes; the temperature sensors are connected with interfaces of the microprocessor; a power supply is connected with and supplies power for the microprocessor, the five H bridge circuits, the temperature sensors in the five electrocautery instrument probes, the keyboard and the liquid crystal display respectively. The electrocautery therapeutic instrument is low in power consumption due to the adoption of the semiconductor refrigeration or heating sheets and high in accuracy and excellent in stability due to the adoption of the digital temperature sensors; the improved structure of the electrocautery instrument probe enables heat energy to be transferred to a medicament placed in a groove at the front end of a housing through the groove, therefore the therapeutic effect can be improved; temperature measurement is correct and scalding is unlikely to happen; and a multiple-way heating and temperature control scheme is provided for the electrocautery instrument.
Description
Technical field
This utility model relates to a kind of electrocautery therapeutic instrument, belongs to the electric moxibustion instrument technical field.
Background technology
As everyone knows, in actual electrocautery process, accurately controlling temperature has important effect, can strengthen blood circulation, neural sensitivity degree, can be beneficial to the absorption of medication.Current electric moxibustion instrument can not be accurately and timely the control temperature, this shows both ways:
1, the electric moxibustion instrument probe lacks good conductive structure.Existing electric moxibustion instrument has only has heating plate, there is no sensor, easily like this causes overheated and hot injury; What have has heating plate and a sensor, but its structure is not optimized for good heat conductive and temperature control.
2, heating function arranged but there is no refrigerating function.Existing electric moxibustion instrument does not have cooling and cold treatment functions.Can not lower the temperature rapidly as required after heating plate is heated to uniform temperature, once overheated situation occur, in default of refrigeration mechanism, easily cause the hot injury.During some state of an illness treatment, need to provide the cold treatment lower than room temperature, existing electric moxibustion instrument lacks this function.As the patent No. is 01136833, the utility model name is called electric moxibustion instrument patent belongs to these row.
Summary of the invention
Can not well control the deficiency of temperature in order to solve existing electric moxibustion instrument, this utility model provides a kind of electrocautery therapeutic instrument, realizes that heating and cooling is integrated, temperature can be controlled automatically and the purpose of energy while displays temperature.
Technical solution scheme of the present utility model is as follows:
A kind of electrocautery therapeutic instrument, comprise microprocessor (ARM), five road H bridge circuits, five road electric moxibustion instrument probes, keyboard, liquid crystal display and power supply, it is characterized in that microprocessor is connected with liquid crystal display by its interface respectively with five road H bridge circuits, keyboard; In the electric moxibustion instrument probe, semiconductor refrigerating or heating plate and temperature sensor are housed, the on off operating mode that the semiconductor refrigerating in five road H bridge circuit respectively with five road electric moxibustion instrument probes or heating plate are connected to control its heating and cooling; Temperature sensor is connected on the interface of microprocessor, by the liquid crystal display displays temperature be connected with microprocessor; With digital keys with control button, control that button comprises startups, stops, the selected temperature button on keyboard, by the digital keys on keyboard and control button, can input design temperature and startup, stop heating process; Power supply is connected and thinks its power supply with microprocessor, five road H bridge circuits, five road interior temperature sensor, keyboard and the liquid crystal displays of electric moxibustion instrument probe respectively;
Every road electric moxibustion instrument probe comprises shell and probe fixing metal piece, and its housing is cylindrical shape, and the inside and outside connecting line process of shell, with wire hole, is convenient in its side; Shell front end band is fluted, and for holding medicine, rear inside is threaded; The interior fixedly circular metal heat-conducting pad of the front end of shell, metal heat-conducting pad back is laying temperature sensor, semiconductor refrigerating or heating plate and radiating gasket successively; Probe fixing metal piece is cylindrical, its side with the inboard suitable screw thread of outer casing back, its rear end is with screw, probe fixing metal piece can be screwed in outer casing back cased temperature sensor, semiconductor refrigerating or heating plate and radiating gasket are tightened, and the screw on probe fixing metal piece is fixing for whole electric moxibustion instrument probe;
Every road H bridge circuit comprises 6 pliotron Q1-Q6, current-limiting resistance and load resistances, wherein Q1, Q2, Q5 and Q6 are silicon NPN audions, Q3, Q4 are silicon PNP audions, the emitter-base bandgap grading of pliotron Q1 and Q3 is connected as the k1 point, and the base stage of pliotron Q1 and Q3 is connected and is connected with the colelctor electrode of load resistance R1 and pliotron Q5; The other end of the colelctor electrode of pliotron Q1 and load resistance R1 is connected and receives on power supply, and the base stage of pliotron Q5 connects and is connected through the port IO0 of current-limiting resistance R3 and microprocessor; The emitter-base bandgap grading of pliotron Q2 and Q4 is connected as the k2 point, and the base stage of pliotron Q2 and Q4 is connected and is connected with the colelctor electrode of load resistance R2 and pliotron Q6; The other end of the colelctor electrode of pliotron Q2 and load resistance R2 is connected and receives on power supply, the base stage of pliotron Q6 connects and is connected through the port IO1 of current-limiting resistance R4 and microprocessor, the emitter grounding of the colelctor electrode of pliotron Q3-Q4 and pliotron Q5-Q6, k1, k2 point is connected respectively to the interior semiconductor refrigerating of this road electric moxibustion instrument probe or the two ends of heating plate.
The shell of described electric moxibustion instrument probe is made by bakelite or rigid plastics.
Technical grade chip LPC1768 or LPC1769 that described microprocessor model is ARM-Cortex M3 kernel.
Described semiconductor refrigerating (heat) sheet be 2CM*2CM to the 4CM*4CM size, electric current 1A selects to the 6A scope.
Described temperature sensor is digital temperature sensor, and type is the flat steel toe of DS18b20, and length 2CM selects to 4CM.
This utility model adopts technical grade ARM to process the core chip to take on the electric moxibustion instrument microprocessor, export five groups of pwm control signals, control five road H bridges, thereby controls semiconductor refrigerating on five road electric moxibustion instruments probes or the power supply of heating plate.The output that can commutate of H bridge circuit, therefore can control each semiconductor refrigerating or heating plate heating, refrigeration (semiconductor refrigerating or heating plate are just connecing heating, the reversal connection refrigeration).Each electric moxibustion instrument probe is formed by a semiconductor refrigerating or heating plate and a temperature sensor encapsulation.During use, digital keys by keyboard is inputted respectively the temperature that each probe sets, microprocessor is controlled pulse-width signal PWM output, thereby control the on off state of each semiconductor refrigerating or heating plate, control it and whether heat (refrigeration) and heating (refrigeration) speed, when temperature is about to reach setting value, controlling heating (refrigeration) stops, when temperature changes to again outside allowable fluctuation range, continue to start heating (refrigeration), so just temperature is remained on to setting value up and down within certain scope.Temperature sensor can the collecting temperature signal and temperature signal data is transferred to the ARM controller by monobus lin protocol.The ARM controller is presented at temperature, actual temperature and heating (refrigeration) state of setting on liquid crystal display respectively.Can place medicament in the groove of electric moxibustion instrument probing shell front end, thereby reach the therapeutic purposes to patient by heating the assimilation effect that can strengthen medicament.
The method of work of microprocessor in a kind of above-mentioned electrocautery therapeutic instrument, step is as follows:
1) after the electrocautery therapeutic instrument powers on, microprocesser initialization liquid crystal display screen, temperature sensor;
2) microprocessor keyboard scan, wait selected temperature button is pressed, after the selected temperature button is pressed, microprocessor reads the key assignments of digital keys, as the temperature value of setting, be saved in memory variable, the temperature on each road proceeds to step 3) after setting respectively ，Dang five tunnels and all having set;
3) microprocessor is read current room temperature, then the temperature of setting according to each road, and the initialization timing enumerator, export five groups of pulse-width signal PWM, starts each electric moxibustion instrument probe heating (refrigeration); If design temperature heats higher than room temperature, design temperature freezes lower than room temperature;
4) the microprocessor temperature value that constantly more current each road electric moxibustion instrument probe collection is returned, and and design temperature (being saved in the temperature value in variable) compare, if their difference is less than or equals 2 degree, stop heating (refrigeration), if the temperature that current collection is returned lower than (higher than) design temperature surpasses 2 degree, reopens heating (refrigeration) process;
5) microprocessor is returned the current collection of each electric moxibustion instrument probe temperature value and set temperature value are presented on liquid crystal display screen respectively, in order to monitor;
6) microprocessor keyboard scan, if " stopping " button is pressed, force to stop heating process, proceeds to next step, if " startup " button is pressed, proceeds to step 1), restarts heating process;
7) electrocautery therapeutic instrument end-of-job.
This utility model is used microprocessor to control No. five electrocautery probes, and shows treatment information by liquid crystal display, by PWM (pulsewidth modulation), controls five road H bridge circuits, thereby controls heating (refrigeration) state of five road electric moxibustion instrument probes.The electric moxibustion instrument probe adopts semiconductor refrigerating or heating plate with the temperature sensor envelope then becomes, and semiconductor refrigerating or heating plate are used for heating, and temperature sensor is used for measuring temperature and sends the ARM controller to and realizes closed loop control.Temperature can be set by input equipment.
The beneficial effects of the utility model are, use semiconductor refrigerating or heating plate as heating, refrigerating plant, and when producing identical thermal change, power consumption is lower; By digital temperature sensor, as sniffer, accuracy is high, good stability; Improved electric moxibustion instrument sonde configuration, make heat pass to by the groove of shell front end the medicament of placing in it, can improve therapeutic effect; Temperature measuring is accurate, is difficult for scalding; For electric moxibustion instrument provides a kind of scheme that can the multichannel heated for controlling temperature.
The accompanying drawing explanation:
The structural representation that Fig. 1 is this utility model electrocautery therapeutic instrument.
Wherein: 1, liquid crystal display, 2, keyboard, 3, microprocessor, 4, power supply, 5,5 road H bridge circuits, 6, the electric moxibustion instrument probe.
Fig. 2 is the circuit diagram of a road H bridge circuit wherein in this utility model.
Wherein: Q1-Q6 is pliotron, and R3, R4 are current-limiting resistances, and R1, R2 are the load resistances of Q5, Q6, semiconductor refrigerating (heat) sheet of k1, k2 Dian Jiezhe road electric moxibustion instrument probe, and IO0, IO1 connect the microprocessor digital port.When IO0 high level, IO1 low level, Q5 conducting, Q6 cut-off, thereby Q3, Q2 conducting, electric current flows to k1 from k2, realizes heating.When IO0 low level, IO1 high level, Q5 cut-off, Q6 conducting, thereby Q1, Q4 conducting, electric current flows to k2 from k1, realizes refrigeration.
The cross section structure schematic diagram that Fig. 3 is a cylindrical electric moxibustion instrument probe in road in this utility model.
Wherein: 11, groove, (for holding medicine) 12, metal heat-conducting pad, 13, temperature sensor, 14, semiconductor refrigerating or heating plate, 15, radiating gasket, 16, shell, 17, probe fixing metal piece, (for the fixed housing intraware) 18, screw, (for fixing whole electric moxibustion instrument probe) 19, wire hole.
The specific embodiment:
Below in conjunction with drawings and Examples, the utility model is described in further detail, but be not limited to this.
Embodiment:
This utility model embodiment as Figure 1-3, comprise microprocessor 3, five road H bridge circuits 5, five road electric moxibustion instrument probes 6, keyboard 2, liquid crystal display 1 and power supply 4, it is characterized in that microprocessor 3 is connected with liquid crystal display 1 by its interface respectively with five road H bridge circuits 5, keyboard 2; The on off operating mode that semiconductor refrigerating or heating plate 14 semiconductor refrigerating interior with temperature sensor 13， five road H bridge circuit 5 respectively with five road electric moxibustion instrument probes 6 or heating plate 14 are connected to control its heating and cooling is housed in electric moxibustion instrument probe 6; Temperature sensor 13 is connected on the interface of microprocessor 3, by liquid crystal display 1 displays temperature be connected with microprocessor 3; With digital keys with control button, control that button comprises startups, stops, the selected temperature button on keyboard 2, by the digital keys on keyboard 2 and control button, can input design temperature and startup, stop heating process; Power supply 4 is connected and thinks its power supply with microprocessor 3, five road H bridge circuits 5, five road electric moxibustion instrument probe 6 interior temperature sensor 13, keyboard 2 and liquid crystal displays 1 respectively;
Every road electric moxibustion instrument probe 6 comprises shell 16 and probe fixing metal piece 17, and its housing 16 is cylindrical shape, and the inside and outside connecting line process of shell 16, with wire hole 19, is convenient in its side; Shell 16 front end bands are fluted 11, and for holding medicine, rear inside is threaded; The interior fixedly circular metal heat-conducting pad 12 of the front end of shell 16, metal heat-conducting pad back is laying temperature sensor 13, semiconductor refrigerating or heating plate 14 and radiating gasket 15 successively; Probe fixing metal piece 17 is cylindrical, its side with the suitable screw thread of shell 16 rear inside, its rear end is with screw, probe fixing metal piece 17 can be screwed in shell 16 rear ends temperature sensor 13, semiconductor refrigerating or heating plate 14 and the radiating gasket 15 be contained in shell 16 is tightened, and the screw on probe fixing metal piece 17 is fixing for whole electric moxibustion instrument probe 6;
Every road H bridge circuit comprises 6 pliotron Q1-Q6, current-limiting resistance and load resistances, wherein Q1, Q2, Q5 and Q6 are silicon NPN audions, Q3, Q4 are silicon PNP audions, the emitter-base bandgap grading of pliotron Q1 and Q3 is connected as the k1 point, and the base stage of pliotron Q1 and Q3 is connected and is connected with the colelctor electrode of load resistance R1 and pliotron Q5; The other end of the colelctor electrode of pliotron Q1 and load resistance R1 is connected and receives on power supply, and the base stage of pliotron Q5 connects and is connected through the port IO0 of current-limiting resistance R3 and microprocessor; The emitter-base bandgap grading of pliotron Q2 and Q4 is connected as the k2 point, and the base stage of pliotron Q2 and Q4 is connected and is connected with the colelctor electrode of load resistance R2 and pliotron Q6; The other end of the colelctor electrode of pliotron Q2 and load resistance R2 is connected and receives on power supply, the base stage of pliotron Q6 connects and is connected through the port IO1 of current-limiting resistance R4 and microprocessor, the emitter grounding of the colelctor electrode of pliotron Q3-Q4 and pliotron Q5-Q6, k1, k2 point is connected respectively to the interior semiconductor refrigerating of this road electric moxibustion instrument probe 6 or the two ends of heating plate 14.
The shell 16 of described electric moxibustion instrument probe 6 is made by bakelite or rigid plastics.
Technical grade chip LPC1768 or LPC1769 that described microprocessor 3 models are ARM-Cortex M3 kernel.
Described semiconductor refrigerating or heating plate be 2CM*2CM to the 4CM*4CM size, electric current 1A selects to the 6A scope.
Described temperature sensor 13 is digital temperature sensor, and type is the flat steel toe of DS18b20, and length 2CM selects to 4CM.
Claims (4)
1. an electrocautery therapeutic instrument, comprise microprocessor, five road H bridge circuits, five road electric moxibustion instrument probes, keyboard, liquid crystal display and power supply, it is characterized in that microprocessor is connected with liquid crystal display by its interface respectively with five road H bridge circuits, keyboard; In the electric moxibustion instrument probe, semiconductor refrigerating or heating plate and temperature sensor are housed, the on off operating mode that the semiconductor refrigerating in five road H bridge circuit respectively with five road electric moxibustion instrument probes or heating plate are connected to control its heating and cooling; Temperature sensor is connected on the interface of microprocessor, by the liquid crystal display displays temperature be connected with microprocessor; With digital keys with control button, control that button comprises startups, stops, the selected temperature button on keyboard, by the digital keys on keyboard and control button, can input design temperature and startup, stop heating process; Power supply is connected and thinks its power supply with microprocessor, five road H bridge circuits, five road interior temperature sensor, keyboard and the liquid crystal displays of electric moxibustion instrument probe respectively;
Every road electric moxibustion instrument probe comprises shell and probe fixing metal piece, and its housing is cylindrical shape, and the inside and outside connecting line process of shell, with wire hole, is convenient in its side; Shell front end band is fluted, and for holding medicine, rear inside is threaded; The interior fixedly circular metal heat-conducting pad of the front end of shell, metal heat-conducting pad back is laying temperature sensor, semiconductor refrigerating or heating plate and radiating gasket successively; Probe fixing metal piece is cylindrical, its side with the inboard suitable screw thread of outer casing back, its rear end is with screw, probe fixing metal piece can be screwed in outer casing back cased temperature sensor, semiconductor refrigerating or heating plate and radiating gasket are tightened, and the screw on probe fixing metal piece is fixing for whole electric moxibustion instrument probe;
Every road H bridge circuit comprises 6 pliotron Q1-Q6, current-limiting resistance and load resistances, wherein Q1, Q2, Q5 and Q6 are silicon NPN audions, Q3, Q4 are silicon PNP audions, the emitter-base bandgap grading of pliotron Q1 and Q3 is connected as the k1 point, and the base stage of pliotron Q1 and Q3 is connected and is connected with the colelctor electrode of load resistance R1 and pliotron Q5; The other end of the colelctor electrode of pliotron Q1 and load resistance R1 is connected and receives on power supply, and the base stage of pliotron Q5 connects and is connected through the port IO0 of current-limiting resistance R3 and microprocessor; The emitter-base bandgap grading of pliotron Q2 and Q4 is connected as the k2 point, and the base stage of pliotron Q2 and Q4 is connected and is connected with the colelctor electrode of load resistance R2 and pliotron Q6; The other end of the colelctor electrode of pliotron Q2 and load resistance R2 is connected and receives on power supply, the base stage of pliotron Q6 connects and is connected through the port IO1 of current-limiting resistance R4 and microprocessor, the emitter grounding of the colelctor electrode of pliotron Q3-Q4 and pliotron Q5-Q6, k1, k2 point is connected respectively to the interior semiconductor refrigerating of this road electric moxibustion instrument probe or the two ends of heating plate.
2. a kind of electrocautery therapeutic instrument as claimed in claim 1, is characterized in that the shell of described electric moxibustion instrument probe is made by bakelite or rigid plastics.
3. a kind of electrocautery therapeutic instrument as claimed in claim 1, is characterized in that described temperature sensor is digital temperature sensor.
4. a kind of electrocautery therapeutic instrument as claimed in claim 1, is characterized in that technical grade chip LPC1768 or LPC1769 that described microprocessor model is the ARM-CortexM3 kernel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220168035 CN202951131U (en) | 2012-04-19 | 2012-04-19 | Electrocautery therapeutic instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220168035 CN202951131U (en) | 2012-04-19 | 2012-04-19 | Electrocautery therapeutic instrument |
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| Publication Number | Publication Date |
|---|---|
| CN202951131U true CN202951131U (en) | 2013-05-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220168035 Expired - Lifetime CN202951131U (en) | 2012-04-19 | 2012-04-19 | Electrocautery therapeutic instrument |
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| Country | Link |
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| CN (1) | CN202951131U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102641209A (en) * | 2012-04-19 | 2012-08-22 | 山东大学 | Electrocautery therapeutic instrument |
| CN104399179A (en) * | 2014-12-04 | 2015-03-11 | 湖南中医药大学 | Portable electric needle tool |
| CN106334223A (en) * | 2016-09-18 | 2017-01-18 | 胡木明 | Temperature regulating yang strengthening cup |
-
2012
- 2012-04-19 CN CN 201220168035 patent/CN202951131U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102641209A (en) * | 2012-04-19 | 2012-08-22 | 山东大学 | Electrocautery therapeutic instrument |
| CN102641209B (en) * | 2012-04-19 | 2013-11-13 | 山东大学 | Electrocautery therapeutic instrument |
| CN104399179A (en) * | 2014-12-04 | 2015-03-11 | 湖南中医药大学 | Portable electric needle tool |
| CN106334223A (en) * | 2016-09-18 | 2017-01-18 | 胡木明 | Temperature regulating yang strengthening cup |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130529 Effective date of abandoning: 20131113 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20130529 Effective date of abandoning: 20131113 |
|
| RGAV | Abandon patent right to avoid regrant |