CN204521144U - A kind of gonalgia heating physical therapy device - Google Patents
A kind of gonalgia heating physical therapy device Download PDFInfo
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- CN204521144U CN204521144U CN201520083950.5U CN201520083950U CN204521144U CN 204521144 U CN204521144 U CN 204521144U CN 201520083950 U CN201520083950 U CN 201520083950U CN 204521144 U CN204521144 U CN 204521144U
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- circuit
- temperature
- physical therapy
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- heating
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- 238000000554 physical therapy Methods 0.000 title claims abstract description 66
- 238000010438 heat treatment Methods 0.000 title claims abstract description 48
- 208000006820 Arthralgia Diseases 0.000 title claims abstract description 24
- 238000010304 firing Methods 0.000 claims abstract description 38
- 238000006243 chemical reaction Methods 0.000 claims abstract description 10
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 10
- 239000004744 fabric Substances 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 5
- 239000011707 mineral Substances 0.000 claims description 5
- 235000010755 mineral Nutrition 0.000 claims description 5
- 229910052759 nickel Inorganic materials 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 4
- 239000011573 trace mineral Substances 0.000 claims description 4
- 235000013619 trace mineral Nutrition 0.000 claims description 4
- 229910052573 porcelain Inorganic materials 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 abstract description 7
- 230000002093 peripheral effect Effects 0.000 description 11
- 230000002457 bidirectional effect Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 208000002193 Pain Diseases 0.000 description 3
- 210000004439 collateral ligament Anatomy 0.000 description 3
- 230000009977 dual effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 210000000281 joint capsule Anatomy 0.000 description 2
- 210000000629 knee joint Anatomy 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000005499 meniscus Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 210000004417 patella Anatomy 0.000 description 2
- 210000002967 posterior cruciate ligament Anatomy 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 210000002303 tibia Anatomy 0.000 description 2
- 210000000689 upper leg Anatomy 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 101000806846 Homo sapiens DNA-(apurinic or apyrimidinic site) endonuclease Proteins 0.000 description 1
- 101000835083 Homo sapiens Tissue factor pathway inhibitor 2 Proteins 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 1
- 102100026134 Tissue factor pathway inhibitor 2 Human genes 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 210000001264 anterior cruciate ligament Anatomy 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000013632 homeostatic process Effects 0.000 description 1
- 239000010977 jade Substances 0.000 description 1
- 210000003041 ligament Anatomy 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 231100000915 pathological change Toxicity 0.000 description 1
- 230000036285 pathological change Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000011669 selenium Substances 0.000 description 1
- 229910052711 selenium Inorganic materials 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Abstract
This utility model relates to a kind of gonalgia heating physical therapy device, and this device is made up of switch board and physical therapy firing equipment, it is characterized in that, described physical therapy firing equipment is T-shaped physical therapy firing equipment and Electvic heating physiogherapy vest; Described switch board comprises heat driven unit, temperature display unit, temperature setting and collecting unit, described heat driven unit, temperature setting unit, temperature collecting cell respectively have two-way, wherein, temperature display unit comprises two multiselect one electrical switches, A/D conversion display circuit and LCD MODULE; Every road heat driven unit comprises the differential amplifier circuit and PWM circuit for generating and booster circuit that connect successively; Temperature collection circuit, temperature setting circuit, voltage follower circuit, electronic commutator and temperature calibration circuit that the temperature setting of every road comprises with collecting unit.This physical therapy device has that temperature regulating range is wide, power consumption is low and the advantage of good stability.
Description
Technical field
This utility model relates to a kind of physical therapy device for human body therapy process, is specifically related to a kind of gonalgia heating physical therapy device.
Background technology
Knee joint is the maximum and the most complicated joint of human body.Kneed pain be Gu Ke Door ? the most often run into one of Ask Questions.Kneed primary structure comprises femur (femur), tibia (tibia), the Guan Jie Mian ﹐ knee joint of Ji Patellar bone (patella ﹔ knee cap) why can activity freely can not occur again Off Wei ﹐ mainly before, posterior cruciate ligament (anterior and posterior cruciate ligaments), Inner collateral ligament (medialcollateral ligament), lateral ligament (lateral collateral ligament), the tendon of joint capsule (joint capsule) and attachment what juxtra-articular provides stability of joint.One piece of important meniscus (meniscus) is respectively had in the middle of Ci Wai ﹐ joint except except the heavy burden of bearing of absorption portion joint, the stability in joint also can be increased outside Inner.In addition, by means of pulling of muscle group before and after joint, joint is allowed to bend and to stretch.Above-mentioned so complicated any one pathological changes of anatomic construction all may cause the gonalgia.Massage, especially heating effect can blood circulation promoting, are therefore to alleviate gonalgia effective ways.In addition, adopt mineral to carry out physical therapy also to need to heat, to accelerate the volatilization of benefiting composition.Authorization Notice No. is that CN 202892188U discloses a kind of pain physical therapy heating control apparatus, this device is by being that the control unit that forms of core and peripheral circuit form with singlechip controller, it is characterized in that, described singlechip controller is the single-chip minimum system of single-chip microcomputer and peripheral oscillating circuit composition thereof, and described peripheral circuit is made up of the digital-scroll technique circuit be connected with the I/O of described single-chip microcomputer respectively, firing equipment drive circuit, temperature collection circuit, warning circuit and key circuit.Although above-mentioned pain physical therapy heating control apparatus can set heat time heating time and heating-up temperature according to the needs of patient, but remain in following deficiency: the homeostasis 1, due to the power supply (VCC) of its firing equipment drive circuit is constant, and therefore temperature regulating range is little; 2, adopt numeral method temperature, power consumption is large; 3, adopt Single-chip Controlling, need software support, stable poor.
Summary of the invention
In view of the deficiency of prior art, this utility model provides a kind of gonalgia to heat physical therapy device, and this device has that temperature regulating range is wide, power consumption is low and the advantage of good stability.
The technical scheme that this utility model solves the problem is as follows:
A kind of gonalgia heating physical therapy device, this device is made up of switch board and physical therapy firing equipment, it is characterized in that,
(1) the physical therapy firing equipment described in is T-shaped physical therapy firing equipment and Electvic heating physiogherapy vest, wherein,
Described T-shaped physical therapy firing equipment comprises T-shaped handle and is threaded in the metal massage head on T-shaped handle, and described metal massage head is cylindrical, is provided with porcelain heating element heater in its body;
Described Electvic heating physiogherapy vest has upper and lower two-layer yarn fabric, and sews up between two-layer yarn fabric and be separated into several spaces independently, is provided with the nickel filament of tape insulation layer and the mineral be filled with containing trace element in this space;
(2) switch board described in comprises heat driven unit, temperature setting and collecting unit and temperature display unit, wherein,
Described temperature display unit comprises the first multiselect one electrical switch, the second multiselect one electrical switch, A/D conversion display circuit and LCD MODULE, input end of analog signal and the analogue signal reference edge of described A/D conversion display circuit are connected the OUT/IN end of the first multiselect one electrical switch and the second multiselect one electrical switch respectively, and the shows signal outfan of A/D conversion display circuit connects LCD MODULE;
Described heat driven unit is two-way, every road heat driven unit comprises the differential amplifier circuit and PWM circuit for generating and booster circuit that connect successively, the outfan of differential amplifier circuit is connected to the pulse width modulation controlled end of PWM circuit for generating, the outfan of PWM circuit for generating is connected to booster circuit, and booster circuit connects corresponding physical therapy firing equipment;
Described temperature setting is two-way with collecting unit, every road comprises temperature collection circuit, temperature setting circuit, voltage follower circuit, electronic commutator and temperature calibration circuit, wherein, described temperature collection circuit is the bleeder circuit be composed in series by critesistor and adjustable resistance, described temperature setting circuit is the bleeder circuit be composed in series by fixed value resistance and adjustable potentiometer, described voltage follower circuit is made up of operational amplifier, described electronic commutator is composed in series by relay and switch, described temperature calibration circuit is an in-phase proportion amplifying circuit, the input of described voltage follower circuit is connected with temperature collection circuit and temperature setting circuit dividing point respectively by electronic commutator, in described temperature collection circuit, critesistor is located on corresponding physical therapy firing equipment, the outfan of described voltage follower circuit connects an IN/OUT end of described first multiselect one electrical switch and the reverse input end of described differential amplifier circuit, and the outfan of described temperature calibration circuit connects an IN/OUT end of described second multiselect one electrical switch respectively.
For the reliability of further intensifier, described switch board also comprises temperature warning unit, this unit comprises the comparison circuit, alarm amplifying circuit and the sound-producing device that connect successively, wherein, the input of described comparison circuit connects the outfan of voltage follower circuit in the temperature setting of each road and collecting unit respectively, and the outfan of comparison circuit is connected to the drive end of alarm amplifying circuit.Described sound-producing device is buzzer.
The operation principle of a kind of gonalgia heating physical therapy device described in the utility model is as follows:
This device is upon power-up by regulating temperature setting can set heating-up temperature with the temperature setting circuit of collecting unit, and shown by LCD MODULE, to insert and after opening corresponding physical therapy firing equipment, namely temperature setting and collecting unit gather the temperature of physical therapy firing equipment, and by controlling multiselect one electrical switch, LCD MODULE is made to show the temperature of corresponding firing equipment, simultaneously, heat driven unit is by comparing heating-up temperature and preset temperature, control booster circuit by PWM circuit for generating, make heating-up temperature reach setting value.
If the heating-up temperature of arbitrary physical therapy firing equipment exceedes the warning temperature that temperature warning unit is arranged, then temperature warning unit starting sound-producing device alarm.
Compared with prior art, this gonalgia heating physical therapy device adopts booster circuit to drive physical therapy firing equipment, substantially increases the heating temperatures scope of physical therapy firing equipment; Meanwhile, because display section adopts LCD MODULE, power consumption is low; And the program of not relying on can accurately, freely design temperature; As occurrence temperature drift, also manually can adjust, thus people are felt comfortably cool and safety when physical therapy.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of the gonalgia described in the utility model heating physical therapy device.
Fig. 2 and Fig. 3 is the structural representation of a specific embodiment of T-shaped physical therapy firing equipment in the gonalgia described in the utility model heating physical therapy device; Wherein, Fig. 2 is front view, and Fig. 3 is upward view.
Fig. 4 and Fig. 5 is the structural representation of a specific embodiment of Electvic heating physiogherapy vest in the gonalgia described in the utility model heating physical therapy device; Wherein, Fig. 4 is front view, and in figure, dotted line represents stitching thread, and double dot dash line represents the nickel filament of tape insulation layer; Fig. 5 is the partial cross-section structure chart of the vest of Electvic heating physiogherapy shown in Fig. 4.
Fig. 6 ~ Fig. 7 is the circuit theory diagrams of the temperature setting of switch board Zhong Ge road and collecting unit in the gonalgia described in the utility model heating physical therapy device.
Fig. 8 ~ Fig. 9 is the differential amplifier circuit of switch board Zhong Ge road heat driven unit and the circuit theory diagrams of PWM circuit for generating in the gonalgia described in the utility model heating physical therapy device.
Figure 10 ~ Figure 11 is the circuit theory diagrams of switch board Zhong Ge road heat driven unit booster circuit in the gonalgia described in the utility model heating physical therapy device.
Figure 12 is the circuit theory diagrams of multiselect one electrical switch in the gonalgia described in the utility model heating physical therapy device in switch board.
Figure 13 is the circuit theory diagrams of A/D conversion display circuit in the gonalgia described in the utility model heating physical therapy device in switch board and LCD MODULE.
Figure 14 is the circuit theory diagrams of the temperature warning unit in the gonalgia described in the utility model heating physical therapy device in switch board.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is illustrated.
See Fig. 1, whole gonalgia heating physical therapy device is by switch board 1 and connected T-shaped physical therapy firing equipment 2 and Electvic heating physiogherapy vest 3 form respectively.
See Fig. 2 and Fig. 3, T-shaped physical therapy firing equipment 2 comprises T-shaped handle 2-1 and is threaded in the metal massage head 2-2 on T-shaped handle 2-1, and metal massage head 2-2 is cylindrical, is provided with ceramic heating element 2-3 in its body.
See Fig. 4 and Fig. 5, Electvic heating physiogherapy vest 3 has upper yarn fabric 3-1 and lower floor yarn fabric 3-2, sew up between two-layer yarn fabric and be separated into several independently space 3-3, be provided with the nickel filament 3-4 of tape insulation layer in the 3-3 of this space, and be filled with the mineral 3-5 containing trace element.Wherein, mineral 3-5 can be jade etc., and wherein containing, for example calcium, magnesium, zinc, selenium, manganese etc. are to the useful various trace element of human body.
See Fig. 6 ~ Figure 14, switch board 1 comprises heat driven unit, temperature display unit, temperature setting and collecting unit, and described heat driven unit, temperature setting unit, temperature collecting cell respectively have two-way, wherein,
See Fig. 6 ~ Fig. 7, temperature collection circuit, temperature setting circuit, voltage follower circuit, electronic commutator and temperature calibration circuit that the setting of two-way temperature comprises respectively with collecting unit.
See Fig. 6, the setting of first via temperature is with collecting unit, and the model that voltage follower circuit is produced by American TI Company is that the zero shift integrated operational amplifier U101 of OP188 is formed into; Electronic commutator is composed in series by relay K 101 and switch S 102; Temperature collection circuit is composed in series by negative tempperature coefficient thermistor R103, fixed value resistance R104 and adjustable resistance R105, and the dividing point between critesistor R103 and fixed value resistance R104 is connected to the input of zero shift integrated operational amplifier U101 through the normally opened contact of relay K 101; Temperature setting circuit is by fixed value resistance R101, and switch S 101 and adjustable potentiometer R102 are composed in series, and wherein the centre cap of adjustable potentiometer R102 is connected to voltage follower circuit through the normally-closed contact of relay K 101; Temperature calibration circuit is an in-phase proportion amplifying circuit, and the model of being produced by American TI Company is that the zero shift integrated operational amplifier U102 of OP188 and peripheral circuit form.
See Fig. 7, the second tunnel temperature setting sets with collecting unit and first via temperature and forms identical with the circuit of collecting unit, and the element number just in figure is different from Fig. 6.
Critesistor R103 ~ R203 in above-mentioned Fig. 6 ~ Fig. 7 is located on T-shaped physical therapy firing equipment 2 and Electvic heating physiogherapy vest 3 respectively, to gather the temperature of T-shaped physical therapy firing equipment 2 and Electvic heating physiogherapy vest 3.
See Fig. 8 ~ Figure 11, two-way heat driven unit comprises the differential amplifier circuit and PWM circuit for generating and booster circuit that connect successively respectively.
See Fig. 8 and Figure 10, in first via heat driven unit, the model that differential amplifier circuit is produced by American TI Company is respectively that zero shift integrated operational amplifier U103, U104 of OP188 and peripheral circuit form, operational amplifier U103 in-phase input end REF1 is connected with the centre cap of the adjustable potentiometer R102 in temperature setting circuit, inverting input and first via temperature set and are connected with the outfan of voltage follower circuit in collecting unit, and the outfan of differential amplifier circuit is connected to the pulse width modulation controlled end of PWM circuit for generating; The model that PWM circuit for generating is produced by American TI Company is that the time base circuit chip U105 of NE555 and peripheral circuit form, and the outfan of PWM circuit for generating is connected to the Enable Pin of booster circuit; As shown in Figure 10, the model that booster circuit is produced by Shanghai Xinlong Semiconductor Technology Co., Ltd. is that XL6019 Boost DC supply convertor chip U106 and peripheral circuit thereof form, and booster circuit drives the ceramic heating element 2-3 (RC1 namely in Figure 10) established in T-shaped physical therapy firing equipment 2.
See Fig. 9 and Figure 11, the second tunnel heat driven unit forms identical with the circuit of first via heat driven unit, and the element number just in figure is different from Fig. 8 and Figure 10.As shown in figure 11, the booster circuit in the second tunnel heat driven unit drives the nickel filament 3-4 (RC2 namely in Figure 11) in Electvic heating physiogherapy vest 3.
See Figure 12 ~ Figure 13, described temperature display unit comprises the first multiselect one electrical switch, second multiselect one electrical switch, A/D conversion display circuit and LCD MODULE, for simplifying circuit design, first multiselect one electrical switch and the second multiselect one electrical switch are that two four of CD4052 selects a bidirectional electronic switch U3 and two-way switch to arrange S1 and peripheral circuit forms by National Semiconductor's production model, wherein two four the IN/OUT of a bidirectional electronic switch U3 is selected to hold X0 ~ X1 to connect the outfan of the voltage follower circuit in the temperature setting of each road and collecting unit respectively, two four select the IN/OUT of a bidirectional electronic switch U3 hold Y0 ~ Y1 connect respectively the setting of each road temperature with in collecting unit the outfan of temperature calibration circuit, the model that A/D conversion display circuit is produced by U.S.'s Maxim is that ICL7106 tri-and half LCD shows A/D converter U1 and peripheral circuit forms, the model that LCD MODULE is produced by Changsha sun people company is that SI71263 LCD MODULE U2 and corresponding peripheral circuit form, wherein, the liquid crystal display signal output part of three and half LCD display A/D converter U1 connects the signal input part of LCD MODULE U2 respectively.The analog voltage input anode that three and half LCD show A/D converter U1 connects the OUT/IN end X that two four select a bidirectional electronic switch U3, and the analog voltage input negative terminal that three and half LCD show A/D converter U1 connects the OUT/IN end Y that two four select a bidirectional electronic switch U3.
See Figure 14, temperature warning unit comprises the dual input comparison circuit, alarm amplifying circuit and the sound-producing device that connect successively.Wherein alarm amplifying circuit is transistor amplifier; Generating means is buzzer BELL; Dual input comparison circuit is dual input voltage comparator, the model of being produced by American TI Company is that zero shift integrated operational amplifier U4, the diode D1 ~ D2 of OP188 and peripheral circuit form, and the anode of diode D1 ~ D2 is connected to the outfan of the temperature setting of each road and the voltage follower circuit in collecting unit respectively; The negative electrode of diode D1 ~ D2 is connected to the in-phase input end of zero shift integrated operational amplifier U4.
See Fig. 1 ~ Figure 14, the good T-shaped physical therapy firing equipment 2 of grafting and Electvic heating physiogherapy vest 3 press switch S 101 ~ S201, S102 ~ S202 and can start physical therapy heating respectively, and control by stirring two-way switch row S1 the voltage that two four select signal output control terminal A, B of a bidirectional electronic switch U3, LCD MODULE U2 can be made to show the heating-up temperature of corresponding physical therapy firing equipment.As each physical therapy firing equipment need be regulated, can cut-off switch S102 ~ S202 accordingly, make relay power-off, stir two-way switch row S1 simultaneously and control the voltage that two four select signal output control terminal A, B of a bidirectional electronic switch U3, the temperature that the physical therapy firing equipment that LCD MODULE U2 can be made to show correspondence will set, by regulating adjustable potentiometer R101 ~ R201, then Closing Switch S102 ~ S202, temperature setting can be completed.Wherein, two four select the corresponding relation of the voltage of signal output control terminal A, B of a bidirectional electronic switch U3 and the collection display of physical therapy heating apparatus temperature and temperature set and display as shown in the table:
| B terminal voltage | A terminal voltage | Physical therapy firing equipment type |
| Low level | Low level | T-shaped physical therapy firing equipment 2 |
| Low level | High level | Electvic heating physiogherapy vest 3 |
If Current Temperatures is lower than design temperature, the PWM circuit for generating of the heat driven unit then shown in Fig. 8 ~ Fig. 9 increases PWM pulsewidth, the heating element generates heat amount of corresponding physical therapy firing equipment is increased, otherwise then reduce PWM pulsewidth, thus the average output power of the booster circuit reduced, thus reduce heating-up temperature.If current heating-up temperature is higher than warning temperature, then by temperature warning unit drives buzzer warning.
If when manufacturing or use, displays temperature and actual temperature deviation larger, or occurrence temperature skew, corresponding negative tempperature coefficient thermistor R103 ~ R203 can be placed in standard temperature environment, by regulating corresponding adjustable resistance R105 ~ R205, R109 ~ R209, R112 ~ R202, make LCD MODULE U2 show standard temperature value, complete temperature calibration.
This gonalgia heating physical therapy device adopts booster circuit to drive physical therapy firing equipment, substantially increases the heating temperatures scope of physical therapy firing equipment; Meanwhile, because display section adopts LCD MODULE, power consumption is low; And the program of not relying on can accurately, freely design temperature; As occurrence temperature drift, also manually can adjust, thus people are felt comfortably cool and safety when physical therapy.
Claims (3)
1. a gonalgia heating physical therapy device, this device is made up of switch board and physical therapy firing equipment, it is characterized in that,
(1) the physical therapy firing equipment described in is T-shaped physical therapy firing equipment and Electvic heating physiogherapy vest, wherein,
Described T-shaped physical therapy firing equipment comprises T-shaped handle and is threaded in the metal massage head on T-shaped handle, and described metal massage head is cylindrical, is provided with porcelain heating element heater in its body;
Described Electvic heating physiogherapy vest has upper and lower two-layer yarn fabric, and sews up between two-layer yarn fabric and be separated into several spaces independently, is provided with the nickel filament of tape insulation layer and the mineral be filled with containing trace element in this space;
(2) switch board described in comprises heat driven unit, temperature setting and collecting unit and temperature display unit, wherein,
Described temperature display unit comprises the first multiselect one electrical switch, the second multiselect one electrical switch, A/D conversion display circuit and LCD MODULE, input end of analog signal and the analogue signal reference edge of described A/D conversion display circuit are connected the OUT/IN end of the first multiselect one electrical switch and the second multiselect one electrical switch respectively, and the shows signal outfan of A/D conversion display circuit connects LCD MODULE;
Described heat driven unit is two-way, every road heat driven unit comprises the differential amplifier circuit and PWM circuit for generating and booster circuit that connect successively, the outfan of differential amplifier circuit is connected to the pulse width modulation controlled end of PWM circuit for generating, the outfan of PWM circuit for generating is connected to booster circuit, and booster circuit connects corresponding physical therapy firing equipment;
Described temperature setting is two-way with collecting unit, every road comprises temperature collection circuit, temperature setting circuit, voltage follower circuit, electronic commutator and temperature calibration circuit, wherein, described temperature collection circuit is the bleeder circuit be composed in series by critesistor and adjustable resistance, described temperature setting circuit is the bleeder circuit be composed in series by fixed value resistance and adjustable potentiometer, described voltage follower circuit is made up of operational amplifier, described electronic commutator is composed in series by relay and switch, described temperature calibration circuit is an in-phase proportion amplifying circuit, the input of described voltage follower circuit is connected with temperature collection circuit and temperature setting circuit dividing point respectively by electronic commutator, in described temperature collection circuit, critesistor is located on corresponding physical therapy firing equipment, the outfan of described voltage follower circuit connects an IN/OUT end of described first multiselect one electrical switch and the reverse input end of described differential amplifier circuit, and the outfan of described temperature calibration circuit connects an IN/OUT end of described second multiselect one electrical switch respectively.
2. a kind of gonalgia heating physical therapy device as claimed in claim 1, it is characterized in that, described switch board also comprises a temperature warning unit, this unit comprises the comparison circuit, alarm amplifying circuit and the sound-producing device that connect successively, wherein, the input of described comparison circuit connects the outfan of voltage follower circuit in the temperature setting of each road and collecting unit respectively, and the outfan of comparison circuit is connected to the drive end of alarm amplifying circuit.
3. a kind of gonalgia heating physical therapy device as claimed in claim 2, it is characterized in that, described sound-producing device is buzzer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520083950.5U CN204521144U (en) | 2015-02-05 | 2015-02-05 | A kind of gonalgia heating physical therapy device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520083950.5U CN204521144U (en) | 2015-02-05 | 2015-02-05 | A kind of gonalgia heating physical therapy device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204521144U true CN204521144U (en) | 2015-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520083950.5U Expired - Fee Related CN204521144U (en) | 2015-02-05 | 2015-02-05 | A kind of gonalgia heating physical therapy device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204521144U (en) |
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2015
- 2015-02-05 CN CN201520083950.5U patent/CN204521144U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150805 |