CN204991406U - A transformer and external defibrillator for external defibrillator - Google Patents
A transformer and external defibrillator for external defibrillator Download PDFInfo
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- CN204991406U CN204991406U CN201520805996.3U CN201520805996U CN204991406U CN 204991406 U CN204991406 U CN 204991406U CN 201520805996 U CN201520805996 U CN 201520805996U CN 204991406 U CN204991406 U CN 204991406U
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Abstract
The embodiment of the utility model discloses a transformer and external defibrillator for external defibrillator. The both ends of the primary winding of transformer are provided with the first insulation who is higher than the primary winding respectively and keep off the area, the first insulation sticky tape is located between transformer skeleton and the primary winding, and first insulation keeps off the tip that the area is used for the fixed first insulation sticky tape of winding, the 2nd electric tape lies in between primary winding and the secondary coil winding for winding primary winding, the both ends of secondary coil winding are provided with the insulating area that keeps off of the second that is higher than the secondary coil winding, between the layer and layer of secondary coil winding, be provided with the 3rd electric tape for each layer of winding secondary coil winding, the tip that is used for three fixed electric tape of winding is taken to insulating the keeping off of second, last one deck secondary coil winding top is provided with fourth electric tape for winding secondary coil winding. Use the utility model discloses, can promote the electrical insulating property of transformer.
Description
Technical field
The utility model relates to Medical Devices technology, particularly relates to a kind of transformer for external defibrillator and external defibrillator.
Background technology
Cardiac sudden death (SCD, SuddenCardiacDeath) is the major causes of death of angiocardiopathy, accounts for more than 50% of the dead sum of angiocardiopathy.The reason major part of SCD is caused to be the momentary dysfunction and electrophysiological change that occur on all kinds of cardiovascular pathological changes basis, and cause malignant ventricular arrhythmia, such as, Ventricular Tachycardia (VT, VentricularTachycardia, be called for short room speed) and ventricular fibrillation (VF, VentricularFibrillation are called for short room and quiver) etc.Research shows, once generation chamber is quivered, often procrastinates one minute, defibrillation success rate will decline 10%, and after generation 10 minutes is quivered in room, defibrillation success rate is almost nil, thus, quiver when occurring in room, utilizing defibrillator to carry out electric defibrillation to patient is in time save the key of patient.
Defibrillator comprises internal defibrillation device and external defibrillator, due to external defibrillator have easy to use, immediately can carry out defibrillation, be widely used.Such as, external defibrillator (AED, AutomatedExternalDefibrillator) is a kind of mobile electronic device, has the function of the automatic analysis rhythm of the heart.Can automatic diagnosis, and when quivering in the diagnosis room of appearance, notify that patient carries out electric defibrillation in time.
For external cardiac defibrillator, external cardiac defibrillator is the one of external defibrillator, use high-voltage capacitor storage power, electrode is utilized to carry out the bipolar pulsed discharge to carry out defibrillation to human body, patient is autonomous, and recovery rate is higher, and the body of the patient of recovery survival and nervous function recover all better.Wherein, the capacitance size of high-voltage capacitor is tens to hundreds of microfarad, and the highest storage power can reach 600 joules, and voltage reaches several kilovolts, and the time of pulsed discharge only has several milliseconds to a few tens of milliseconds.
In defibrillation procedure, need in advance to external defibrillator, such as external cardiac defibrillator carries out charging with storage power.Wherein, transformer is the very important energy-storage travelling wave tube of in external defibrillator, has the effect of energy storage, transformation, energy transferring, and thus, the security reliability of the transformer in external defibrillator seems particularly important for the trouble free service of external defibrillator.
At present, the transformer in external defibrillator, the voltage endurance capability between Transformer Winding is lower, and easily breakdown in charging process, insulation effect is poor, makes the security reliability of external defibrillator lower; Meanwhile, also reduce the useful life of transformer, make the useful life of external defibrillator not long.
Utility model content
In view of this, the utility model embodiment provides a kind of transformer for external defibrillator and external defibrillator, the electrical insulation capability of transformer in lifting body external defibrillator, improves the security reliability of external defibrillator.
For achieving the above object, embodiment of the present utility model adopts following technical scheme:
On the one hand, the utility model embodiment provides a kind of transformer for external defibrillator, this transformer being used for external defibrillator comprises: transformer framework, the first insulating tape, primary coil winding, the second insulating tape, secondary coil winding, the 3rd insulating tape, the 4th insulating tape, the first insulation flap and the second insulation flap, wherein
First insulating tape, primary coil winding, the second insulating tape, secondary coil winding, the 3rd insulating tape, the 4th insulating tape, the first insulation flap and the second insulation flap are built in transformer framework;
The two ends of primary coil winding, are respectively arranged with the first insulation flap, and the thickness of the first insulation flap is greater than the thickness of primary coil winding;
First insulating tape, between transformer framework and primary coil winding, is affixed on transformer framework bottom and extends to the first insulation flap;
Second insulating tape, between primary coil winding and secondary coil winding, extends to the first insulation flap, in order to be wound around primary coil winding;
The two ends of secondary coil winding, are provided with the second insulation flap, and the thickness of the second insulation flap is greater than the thickness of secondary coil winding;
At secondary coil winding between layers, be provided with the 3rd insulating tape and extend to the second insulation flap, in order to be wound around each layer of secondary coil winding;
By transformer framework direction from inside to outside, in last hierarchical level coil windings, be provided with the 4th insulating tape and extend to the second insulation flap, in order to be wound around secondary coil winding.
Preferably, described primary coil winding, before winding second insulating tape, uses three layer insulation wire to be wound around further.
Preferably, described secondary coil winding, before winding the 4th insulating tape, uses three layer insulation wire to be wound around further.
Preferably, the number of plies of described second insulating tape and the 4th insulating tape is three layers.
Preferably, the number of plies of described first insulating tape and the 3rd insulating tape is one deck.
Preferably, described insulating tape comprises: epoxy adhesive tape, poly-acid imide adhesive tape, polytetrafluoroethylene adhesive tape or vinyl tape.
Preferably, the two ends of described insulating tape put between bilevel insulation flap respectively.
A kind of external defibrillator, comprises the transformer for external defibrillator described in aforementioned any embodiment.
The transformer for external defibrillator that the utility model embodiment provides and external defibrillator, primary coil winding and secondary coil winding use insulating tape to be wound around respectively, insulating tape two ends use insulation flap to be fastened, the insulating tape of use between layers of secondary coil winding is wound around, and the insulation flap of every layer exceeds coil windings.Like this, the insulating properties between coil windings can be improved, the electrical insulation capability of transformer in lifting body external defibrillator, improve the security reliability of external defibrillator.
Accompanying drawing explanation
In order to be illustrated more clearly in the 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 transformer local sectional structure schematic diagram of the utility model embodiment for external defibrillator.
Embodiment
Below in conjunction with accompanying drawing, the utility model embodiment is described in detail.
Should be clear and definite, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Fig. 1 is the transformer local sectional structure schematic diagram of the utility model embodiment for external defibrillator.See Fig. 1, this transformer embodiments comprises: transformer framework 01, first insulating tape 02, primary coil winding 03, second insulating tape 04, secondary coil winding 05, the 3rd insulating tape 06, the 4th insulating tape 07, first insulation flap 08 and the second insulation flap 09, wherein
First insulating tape 02, primary coil winding 03, second insulating tape 04, secondary coil winding 05, the 3rd insulating tape 06, the 4th insulating tape 07, first insulation flap 08 and the second insulation flap 09 are built in transformer framework 01;
The two ends of primary coil winding 03, the thickness being respectively arranged with the first insulation flap 08, first insulation flap 08 is greater than the thickness of primary coil winding 03, and namely the first insulation flap 08 is higher than primary coil winding;
First insulating tape 02, between transformer framework 01 and primary coil winding 03, is affixed on transformer framework 01 bottom and extends to the first insulation flap 08, in order to be wrapped on transformer framework 01;
Second insulating tape 04, between primary coil winding 03 and secondary coil winding 05, extends to the first insulation flap 08, in order to be wound around primary coil winding 03;
The two ends of secondary coil winding 05, the thickness being provided with the second insulation flap 09, second insulation flap 09 is greater than the thickness of secondary coil winding 05, and namely the second insulation flap 09 is higher than secondary coil winding 05;
At secondary coil winding 05 between layers, the 3rd insulating tape 06 is provided with; 3rd insulating tape 06 extends to the second insulation flap 09, in order to be wound around each layer of secondary coil winding 05;
By transformer framework 01 direction from inside to outside, above last hierarchical level coil windings 05, be provided with the 4th insulating tape 07 and extend to the second insulation flap 09, in order to be wound around secondary coil winding 05.
In the utility model embodiment, preferably, transformer framework 01 is a horizontal I-shaped skeleton.First insulation flap 08 is for the end of first insulating tape 02 that is fastened; Second insulation flap 09 is for the end of the 3rd insulating tape 06 that is fastened.
As an embodiment, primary coil winding 03, before winding second insulating tape 04, uses three layer insulation wire to be wound around further.
Secondary coil winding 05, before winding the 4th insulating tape 07, uses three layer insulation wire to be wound around further.
The principal element affecting the useful life of transformer is puncturing and secondary coil winding puncturing between layers between primary coil winding and secondary coil winding.Primary coil winding voltage, between secondary coil winding voltage and the coil windings number of turns, there is following relationship:
In formula,
U
1for primary coil winding voltage;
U
2for secondary coil winding voltage;
N
1for primary coil number of winding turns;
N
2for secondary coil number of winding turns.
In the utility model embodiment, secondary coil winding voltage exports can reach about 1000v, and secondary coil number of winding turns 252 encloses, and like this, average one turn voltage is about 4v.The product being wound around the number of turns and one turn voltage due to secondary coil winding every layer is the voltage of secondary coil winding every layer, about 150v as calculated, the voltage having hectovolt between layers, primary coil winding voltage tens volts, kilovolt in secondary coil winding voltage, there is upper kilovoltage between primary coil winding and secondary coil winding, easily puncture.Thus, by utilizing interlayer insulating layer, increase secondary coil winding between layers, the dielectric strength between primary coil winding and secondary coil winding and electrical strength, this two protection can avoid transformer breakdown.
When transformer works, owing to having the voltage of a few hectovolt to upper kilovolt in the short time between primary coil winding and secondary coil winding, secondary coil winding has the voltage of a few hectovolt between layers simultaneously, easily cause puncturing between winding, reduce the useful life of transformer, reduce the reliability of product.In the utility model embodiment, utilize insulating tape to primary coil winding and secondary coil winding, secondary coil winding is isolated between layers, coil windings two ends flap is fastened, thus reduce puncturing of transformer, extend the useful life of transformer, improve the reliability of transformer.
As an embodiment, insulating tape (TAPE) includes but not limited to: epoxy adhesive tape, poly-acid imide adhesive tape, polytetrafluoroethylene adhesive tape, vinyl tape etc.
Preferably, the thickness of the first insulation flap and the second insulation flap is 4mm.
In the utility model embodiment, as an embodiment, after primary coil winding 03 and secondary coil winding 05 use three layer insulation wire to be wound around respectively, re-use three-layer insulated adhesive tape and be wound around, namely the number of plies of the second insulating tape and the 4th insulating tape is three layers.Insulating tape two ends use insulation flap to be fastened, two ends by insulating tape put between bilevel insulation flap respectively, the one deck of use between layers insulating tape of secondary coil winding is wound around, namely the number of plies of the 3rd insulating tape is one deck, certainly, in practical application, the number of plies of the first insulating tape is one deck.Between all winding layers, insulating tape will put between insulation flap.The insulation flap of every layer should exceed coil windings thickness, to improve the insulating properties between coil windings, because the principal element affecting the useful life of transformer is puncturing and secondary coil winding puncturing between layers between primary coil winding and secondary coil winding, thus, by improving the insulating properties between coil windings, can voltage endurance capability be improved, reducing puncturing between transformer coil, extend the useful life of transformer, improve the reliability of product.
In the utility model embodiment, primary coil winding 03 uses three-layer insulated adhesive tape to be wound around, secondary coil winding 05 also uses three-layer insulated adhesive tape to be wound around, between primary coil winding 03 and secondary coil winding 05, use three-layer insulated adhesive tape to be wound around, one deck insulating tape is used to be wound around between secondary coil winding 05 and secondary coil winding 05 interlayer, can the insulation property between layers of intensifier coil winding and electrical strength, voltage endurance capability between intensifier coil winding, reduce puncturing between coil windings, applying high pressure can not be breakdown.Simultaneously, extend at the insulating tape two ends that all winding coil interlayers are laid and insulate up and down between flap, recycling insulation flap is fastened, insulation flap exceeds winding coil, can prevent coil windings from sliding in insulation flap causes creepage distance not enough, meanwhile, the insulating tape electrical breakdown at two ends can effectively be prevented.Because primary winding coil reels in transformer framework, in order to reduce the interlayer voltage breakdown caused because of insulation wearing and tearing, transformer framework is wound around one deck insulating tape, i.e. the first insulating tape.By being wound around the double insulation protection of insulating tape and insulation flap between coil windings, improving the insulating properties between winding, extending the useful life of transformer, improve the reliability of transformer.
One of ordinary skill in the art will appreciate that all or part of flow process realized in above-described embodiment method, that the hardware that can carry out instruction relevant by computer program has come, described program can be stored in a computer read/write memory medium, this program, when performing, can comprise the flow process of the embodiment as above-mentioned each side method.Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-OnlyMemory, ROM) or random store-memory body (RandomAccessMemory, RAM) etc.
The above; be only embodiment of the present utility model; but protection range of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the change that can expect easily or replacement, all should be encompassed within protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion with the protection range of claim.
Claims (8)
1. the transformer for external defibrillator, it is characterized in that, this transformer being used for external defibrillator comprises: transformer framework, the first insulating tape, primary coil winding, the second insulating tape, secondary coil winding, the 3rd insulating tape, the 4th insulating tape, the first insulation flap and the second insulation flap, wherein
First insulating tape, primary coil winding, the second insulating tape, secondary coil winding, the 3rd insulating tape, the 4th insulating tape, the first insulation flap and the second insulation flap are built in transformer framework;
The two ends of primary coil winding, are respectively arranged with the first insulation flap, and the thickness of the first insulation flap is greater than the thickness of primary coil winding;
First insulating tape, between transformer framework and primary coil winding, is affixed on transformer framework bottom and extends to the first insulation flap;
Second insulating tape, between primary coil winding and secondary coil winding, extends to the first insulation flap;
The two ends of secondary coil winding, are provided with the second insulation flap, and the thickness of the second insulation flap is greater than the thickness of secondary coil winding;
At secondary coil winding between layers, be provided with the 3rd insulating tape and extend to the second insulation flap, in order to be wound around each layer of secondary coil winding;
By transformer framework direction from inside to outside, in last hierarchical level coil windings, be provided with the 4th insulating tape and extend to the second insulation flap, in order to be wound around secondary coil winding.
2. the transformer for external defibrillator according to claim 1, is characterized in that, described primary coil winding, before winding second insulating tape, uses three layer insulation wire to be wound around further.
3. the transformer for external defibrillator according to claim 1, is characterized in that, described secondary coil winding, before winding the 4th insulating tape, uses three layer insulation wire to be wound around further.
4. the transformer for external defibrillator according to claim 1, is characterized in that, the number of plies of described second insulating tape and the 4th insulating tape is three layers.
5. the transformer for external defibrillator according to claim 1, is characterized in that, the number of plies of described first insulating tape and the 3rd insulating tape is one deck.
6. the transformer for external defibrillator according to any one of claim 1 to 5, is characterized in that, described insulating tape comprises: epoxy adhesive tape, poly-acid imide adhesive tape, polytetrafluoroethylene adhesive tape or vinyl tape.
7. the transformer for external defibrillator according to claim 6, is characterized in that, the two ends of described insulating tape put between bilevel insulation flap respectively.
8. an external defibrillator, is characterized in that, comprises the transformer for external defibrillator described in aforementioned any one of claim 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520805996.3U CN204991406U (en) | 2015-10-16 | 2015-10-16 | A transformer and external defibrillator for external defibrillator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520805996.3U CN204991406U (en) | 2015-10-16 | 2015-10-16 | A transformer and external defibrillator for external defibrillator |
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| Publication Number | Publication Date |
|---|---|
| CN204991406U true CN204991406U (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520805996.3U Active CN204991406U (en) | 2015-10-16 | 2015-10-16 | A transformer and external defibrillator for external defibrillator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105206398A (en) * | 2015-10-16 | 2015-12-30 | 安科乐康（北京）诊断技术有限公司 | Transformer used for external defibrillator and external defibrillator |
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2015
- 2015-10-16 CN CN201520805996.3U patent/CN204991406U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105206398A (en) * | 2015-10-16 | 2015-12-30 | 安科乐康（北京）诊断技术有限公司 | Transformer used for external defibrillator and external defibrillator |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180917 Address after: 102299 Beijing Changping District science and Technology Park, Zhenxing Road, 36, Cage 2, 212, 214, 215, 217 Patentee after: Lekang Tech (Beijing) Technology Co. Ltd. Address before: 100083 Beijing Haidian District Fengxian Middle Road 7 hatch Building 2 floor 211 Patentee before: Bianco Le Kang (Beijing) Diagnosis Technology Co. Ltd. |