CN204193303U - Portable electric needle physiotherapy table - Google Patents
Portable electric needle physiotherapy table Download PDFInfo
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- CN204193303U CN204193303U CN201420210046.1U CN201420210046U CN204193303U CN 204193303 U CN204193303 U CN 204193303U CN 201420210046 U CN201420210046 U CN 201420210046U CN 204193303 U CN204193303 U CN 204193303U
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- voltage
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- outfan
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Abstract
The utility model proposes a kind of portable electric needle physiotherapy table, comprising: power supply and voltage generation circuit, the input of voltage generation circuit is connected to power supply, and the outfan of voltage generation circuit is connected respectively to the first emission electrode and the second emission electrode.Portable electric needle physiotherapy table of the present utility model, effectively stimulated strain place nerve by voltage, operating process is simple and convenient, for handicapped patient provides convenience.
Description
Technical field
This utility model relates to medical instruments field, particularly a kind of portable electric needle physiotherapy table.
Background technology
Lumbar muscle strain is present a lot of clerk and common complaint among the elderly, does not have the modus operandi of specific drug and instant effect at present, can only by massaging and acupuncture and moxibustion therapy.Acupuncture is the rarity in China's traditional Chinese medical science field, can play and well alleviate and therapeutic effect, but the cycle of its treatment is long, take effect slow, need regularly to have an acupuncture treatment for a long time, bother very much for working clan or handicapped old man lumbar muscle strain.
The neural sensitivity to voltage stimulation is very high, and can obtain good effect by low pressure to nerve stimulation, therefore, how acupuncture to be combined with low pressure irritation therapy is current problem demanding prompt solution.
Utility model content
The utility model proposes a kind of portable electric needle physiotherapy table, solve problem acupuncture combined with low pressure irritation therapy.
The technical solution of the utility model is achieved in that
A kind of portable electric needle physiotherapy table, comprising: power supply and voltage generation circuit, the input of voltage generation circuit is connected to power supply, and the outfan of voltage generation circuit is connected respectively to the first emission electrode and the second emission electrode by DC filter;
Described power supply is set of cells, and its voltage is 10-20V, and described set of cells comprises n the battery be connected in series; N the shorting switch be connected in parallel with respective battery; And with n short circuit control circuit of respective battery coupled in parallel, wherein said each short circuit control circuit receives respective battery both end voltage, and provides control signal according to respective battery both end voltage, in order to be turned on or off by corresponding shorting switch; Described short circuit control circuit comprises: comparator, has in-phase input end, inverting input and outfan; Biasing circuit, has anode and negative terminal, and its anode is coupled to the in-phase input end of comparator; Wherein said battery and shorting switch coupled in parallel are between the in-phase input end and the negative terminal of biasing circuit of comparator, and described shorting switch comprises the control end being coupled to described comparator output terminal; Described shorting switch is mosfet transistor;
Described voltage generation circuit comprises:
Inducer, its one end is connected to described power supply;
Second switch pipe and the 3rd switching tube, the source electrode of second switch pipe and the 3rd switching tube links together and is connected to the other end of inducer, the drain electrode of second switch pipe is connected to earth potential, and the drain electrode of the 3rd switching tube is connected to the first emission electrode by DC filter;
Switch driver, it is Texas Instruments UC3714 chip, and the clock signal based on control end input produces the switching drive signal of two-way complementation, and a road is coupled to described second switch tube grid, and another road is coupled to described 3rd switching tube grid;
Frequency generating circuit, comprises phaselocked loop, and it is connected to crystal oscillator, and described crystal oscillator frequency of oscillation is 200MHz; Low pass filter, is connected to the outfan of phaselocked loop; Voltage controlled oscillator, is connected to low pass filter outfan, and its outfan is leaded up to N doubler and fed back to phaselocked loop, and another road exports amplifier to, and the outfan of amplifier is connected to the control end of described switch driver, and described N doubler is 6 doubler;
Described first emission electrode is acusector, and one end of acusector is cutting tip, and the other end is connected to described DC filter by wire;
Described second emission electrode is acusector, and one end of acusector is cutting tip, and the other end is connected to described DC filter by wire;
Described DC filter is capacitor, and one end of capacitor is connected to drain electrode and first emission electrode of the 3rd switching tube, and its other end is connected to earth potential and the second emission electrode.
Alternatively, described second switch pipe and the 3rd switching tube are mosfet transistor.
The beneficial effects of the utility model are:
Effectively stimulated strain place nerve by the low-voltage be applied on acusector, operating process is identical with traditional acupuncture, does not increase extra manual steps; The low-voltage applied is precisely controlled, prevents from causing unnecessary injury to patient; Be system power supply by set of cells, achieve the portability of system, the battery that in short circuit set of cells, electricity exhausts or damages, extend the service time of set of cells.
Accompanying drawing explanation
In order to be illustrated more clearly in this utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the circuit diagram of a kind of portable electric needle physiotherapy table of this utility model;
Fig. 2 is the circuit diagram of power supply of the present utility model.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, be clearly and completely described the technical scheme in this utility model embodiment, obviously, described embodiment is only this utility model part embodiment, instead of whole embodiments.Based on the embodiment in this utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of this utility model protection.
As shown in Figure 1, a kind of portable electric needle physiotherapy table of the present utility model, comprise: power supply 1 and voltage generation circuit 20, the input of voltage generation circuit is connected to power supply 1, and the outfan of voltage generation circuit is connected respectively to the first emission electrode 80 and the second emission electrode 90 by DC filter 25.
DC voltage within human body tolerance range and harmless is applied to the first emission electrode 80 and the second emission electrode 90 by voltage generation circuit 20, first emission electrode 80 and the second emission electrode 90 are punctured in human body target stimulation district, the spacing of two emission electrodes controls, within 20 centimetres, to be stimulated affected part nerve by DC voltage.
Particularly, described voltage generation circuit 20 comprises: inducer 21, and its one end is connected to described power supply 1; Second switch pipe 22 and the 3rd switching tube 23, the source electrode of second switch pipe 22 and the 3rd switching tube 23 links together and is connected to the other end of inducer 21, the drain electrode of second switch pipe 22 is connected to earth potential, and the drain electrode of the 3rd switching tube 23 is connected to the first emission electrode 80 by DC filter 25.
Switch driver 24, it is Texas Instruments UC3714 chip, and the clock signal based on control end input produces the switching drive signal of two-way complementation, and a road is coupled to described second switch pipe 22 grid, and another road is coupled to described 3rd switching tube 23 grid; Frequency generating circuit 30, comprises phaselocked loop 31, and it is connected to crystal oscillator 100, and described crystal oscillator 100 frequency of oscillation is 200MHz; Low pass filter 32, is connected to the outfan of phaselocked loop 31; Voltage controlled oscillator 33, be connected to low pass filter 32 outfan, its outfan is leaded up to N doubler 34 and is fed back to phaselocked loop 31, and another road exports amplifier 35 to, the outfan of amplifier 35 is connected to the control end of described switch driver 24, and described N doubler 34 is 6 doubler.
Frequency generating circuit 30 produces pulse signal f2, control turning on and off of second switch pipe 22 and the 3rd switching tube 23, and then accurately control voltage produces the size of circuit 20 output voltage, ensures that electric pressure is within human body tolerance range.
Described first emission electrode 80 is acusector, and one end of acusector is cutting tip, and the other end is connected to described DC filter 25 by wire; Described second emission electrode is acusector, and one end of acusector is cutting tip, and the other end is connected to described DC filter 25 by wire.Described DC filter 25 is capacitor, and one end of capacitor is connected to drain electrode and first emission electrode 80 of the 3rd switching tube 23, and its other end is connected to earth potential and the second emission electrode 90.
As shown in Figure 2, power supply 1 is set of cells 117, and its voltage is 10-20V, set of cells comprise battery that n is connected in series (211,221 ..., 2n1), wherein n is natural number; N shorting switch being connected in parallel with respective battery (212,222 ..., 2n2); And with n short circuit control circuit of respective battery coupled in parallel (213,223 ..., 2n3), described each short circuit control circuit receives respective battery both end voltage, and provide control signal according to respective battery both end voltage, in order to corresponding shorting switch is turned on or off, thus when respective battery both end voltage is very low by this battery short circuit.Short circuit control circuit in Fig. 2 (213,223 ..., 2n3) structure is identical, short circuit control circuit 213 comprises: comparator 2101, has in-phase input end, inverting input and outfan; Biasing circuit 2102, has anode and negative terminal, and its anode is coupled to the in-phase input end of comparator 2101; Wherein battery 211 and shorting switch 212 coupled in parallel are between the in-phase input end and the negative terminal of biasing circuit 102 of comparator 2101, and described shorting switch 212 comprises the control end being coupled to described comparator 2101 outfan.When described battery voltage short circuit control circuit 213 runs, comparator 2101 compares the voltage that its battery 211 both end voltage and biasing circuit 2102 provide.When power depletion or the damage of battery 211, during the voltage levvl that its both end voltage is provided lower than biasing circuit 2102, comparator 2101, by shorting switch 212 conducting, with battery 211, thus minimizes the resistance of this battery path.Described shorting switch can be the full-control type such as audion, mosfet transistor transistor.
Preferably, described second switch pipe 22 and the 3rd switching tube 23 are mosfet transistor.
Portable electric needle physiotherapy table of the present utility model is effectively stimulated strain place nerve by the low-voltage be applied on acusector, and operating process is identical with traditional acupuncture, does not increase extra manual steps; The low-voltage applied is precisely controlled, prevents from causing unnecessary injury to patient; Be system power supply by set of cells, achieve the portability of system, the battery that in short circuit set of cells, electricity exhausts or damages, extend the service time of set of cells.
The foregoing is only preferred embodiment of the present utility model; not in order to limit this utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (2)
1. a portable electric needle physiotherapy table, it is characterized in that, comprise: power supply and voltage generation circuit, the input of voltage generation circuit is connected to power supply, and the outfan of voltage generation circuit is connected respectively to the first emission electrode and the second emission electrode by DC filter;
Described power supply is set of cells, and its voltage is 10-20V, and described set of cells comprises n the battery be connected in series; N the shorting switch be connected in parallel with respective battery; And with n short circuit control circuit of respective battery coupled in parallel, wherein said each short circuit control circuit receives respective battery both end voltage, and provides control signal according to respective battery both end voltage, in order to be turned on or off by corresponding shorting switch; Described short circuit control circuit comprises: comparator, has in-phase input end, inverting input and outfan; Biasing circuit, has anode and negative terminal, and its anode is coupled to the in-phase input end of comparator; Wherein said battery and shorting switch coupled in parallel are between the in-phase input end and the negative terminal of biasing circuit of comparator, and described shorting switch comprises the control end being coupled to described comparator output terminal; Described shorting switch is mosfet transistor;
Described voltage generation circuit comprises:
Inducer, its one end is connected to described power supply;
Second switch pipe and the 3rd switching tube, the source electrode of second switch pipe and the 3rd switching tube links together and is connected to the other end of inducer, the drain electrode of second switch pipe is connected to earth potential, and the drain electrode of the 3rd switching tube is connected to the first emission electrode by DC filter;
Switch driver, it is Texas Instruments UC3714 chip, and the clock signal based on control end input produces the switching drive signal of two-way complementation, and a road is coupled to described second switch tube grid, and another road is coupled to described 3rd switching tube grid;
Frequency generating circuit, comprises phaselocked loop, and it is connected to crystal oscillator, and described crystal oscillator frequency of oscillation is 200MHz; Low pass filter, is connected to the outfan of phaselocked loop; Voltage controlled oscillator, is connected to low pass filter outfan, and its outfan is leaded up to N doubler and fed back to phaselocked loop, and another road exports amplifier to, and the outfan of amplifier is connected to the control end of described switch driver, and described N doubler is 6 doubler;
Described first emission electrode is acusector, and one end of acusector is cutting tip, and the other end is connected to described DC filter by wire;
Described second emission electrode is acusector, and one end of acusector is cutting tip, and the other end is connected to described DC filter by wire;
Described DC filter is capacitor, and one end of capacitor is connected to drain electrode and first emission electrode of the 3rd switching tube, and its other end is connected to earth potential and the second emission electrode.
2. portable electric needle physiotherapy table as claimed in claim 1, it is characterized in that, described second switch pipe and the 3rd switching tube are mosfet transistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420210046.1U CN204193303U (en) | 2014-04-18 | 2014-04-18 | Portable electric needle physiotherapy table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420210046.1U CN204193303U (en) | 2014-04-18 | 2014-04-18 | Portable electric needle physiotherapy table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204193303U true CN204193303U (en) | 2015-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420210046.1U Expired - Fee Related CN204193303U (en) | 2014-04-18 | 2014-04-18 | Portable electric needle physiotherapy table |
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| Country | Link |
|---|---|
| CN (1) | CN204193303U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105429273A (en) * | 2015-12-02 | 2016-03-23 | 青岛盛嘉信息科技有限公司 | Three-battery switching circuit |
-
2014
- 2014-04-18 CN CN201420210046.1U patent/CN204193303U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105429273A (en) * | 2015-12-02 | 2016-03-23 | 青岛盛嘉信息科技有限公司 | Three-battery switching circuit |
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Legal Events
| 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 |
Granted publication date: 20150311 Termination date: 20150418 |
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| EXPY | Termination of patent right or utility model |