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CN106175925A - A kind of insertable neutral electrode and electrode assemblie - Google Patents

A kind of insertable neutral electrode and electrode assemblie Download PDF

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Publication number
CN106175925A
CN106175925A CN201610634626.7A CN201610634626A CN106175925A CN 106175925 A CN106175925 A CN 106175925A CN 201610634626 A CN201610634626 A CN 201610634626A CN 106175925 A CN106175925 A CN 106175925A
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CN
China
Prior art keywords
electrode
sub
insulation shell
conducting strip
plug
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Granted
Application number
CN201610634626.7A
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Chinese (zh)
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CN106175925B (en
Inventor
欧孔武
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Shanghai Aohua endoscopy Co., Ltd
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AOHUA PHOTOELECTRIC ENDOSCOPE Co Ltd SHANGHAI
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Publication of CN106175925A publication Critical patent/CN106175925A/en
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
    • A61B18/14Probes or electrodes therefor
    • A61B18/16Indifferent or passive electrodes for grounding
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/40Securing contact members in or to a base or case; Insulating of contact members
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/28Clamped connections, spring connections
    • H01R4/48Clamped connections, spring connections utilising a spring, clip, or other resilient member

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  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Otolaryngology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Plasma & Fusion (AREA)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Connector Housings Or Holding Contact Members (AREA)

Abstract

The invention discloses a kind of insertable neutral electrode and electrode assemblie, electrode therein includes: at least one sub-electrode, insulation shell and at least one conducting strip, sub-electrode defines the chamber of both ends open, insulation shell can be inserted into described sub-electrode limit chamber in and and extend wherein, and close one end of described sub-electrode chamber, conducting strip is electrically correspondingly connected to described sub-electrode, and is externally electrically connected with.Electrode assemblie is coordinated with electric connector from this insertable neutral electrode and constitutes.The insertable neutral electrode constituted based on such scheme, its overall structure is simple, can reuse safely, and is not required to anticipate contact surface, and operational approach is relatively simple.

Description

A kind of insertable neutral electrode and electrode assemblie
Technical field
The present invention relates to a kind of medical device technology, be particularly used for the neutral electrode technology of HF surgery.
Background technology
High frequency electric knife is to utilize radio frequency principle, and by the writing of indictments, appeals, etc., the electric current of high frequency and high pressure is applied to patient part, utilizes The moment that the tissue contacted is produced by position, writing of indictments, appeals, etc. tip burns phenomenon, to reach cutting or the effect of blood coagulation.And be applied to The electric current of human body, then have to pass through neutral electrode and flow back to inside high frequency electric knife, to form complete loop.
As the neutral electrode of derived current, should try one's best uniformly, to avoid because local high current is close with contacting of skin The skin burn spent and cause.Mostly existing neutral electrode is adhesive type structure, for this to increase the contact area with skin Class neutral electrode, it is ensured that surface viscosity is the reusable essential condition of safety, and after tearing patch increased frequency, gluing of adhesive-layer Patch property can reduce and the most even can come off, and is unfavorable for reusing.
Additionally, before pasting neutral electrode, contact surface need to be carried out more complicated process, as need to be first struck off hair, then Removing oil powder on skin with ethanol, wait is wiped after doing and is pasted, and need to spend more time defeathering for the patient that hair is dense Send out;The obese patient that in the patient being dried very much for skin or tissue, fat content is high, needs especially in operation process Note the reliability pasted.
For these problems, in prior art, existing part neutral electrode by improved structure, material or uses some electricity The modes such as pole improve stickup;But, such improvement but improves manufacturing cost, the most also makes operation electrode become multiple Miscellaneous.
Summary of the invention
For problems such as the poor reliability existing for existing neutral electrode, operation complexity, it is an object of the invention to provide A kind of connect insertable neutral electrode easy to operate, that reliability is high.
Further provide for the electrode assemblie formed by above-mentioned insertable neutral electrode on this basis.
In order to achieve the above object, the present invention adopts the following technical scheme that:
Scheme 1: a kind of plug-in type neutral electrode, described electrode includes:
At least one sub-electrode, described sub-electrode defines the chamber of both ends open;
Insulation shell, described insulation shell can be inserted into described sub-electrode limit chamber in and and extend wherein, and envelope Close one end of described sub-electrode chamber;
At least one conducting strip, described conducting strip is electrically correspondingly connected to described sub-electrode, and is externally electrically connected with.
Preferably, described conducting strip is between insulation shell and sub-electrode.
Preferably, described conducting strip passes through elastic deformation and sub-electrode pressure when insulation shell intron electrode limits chamber Close contact.
Preferably, the external electricity connection end of described conducting strip is embedded in insulation shell, corresponding in described insulation shell Be provided with receiving channel.
Preferably, the external electricity connection end of described conducting strip passes insulation shell, and stretches out insulation shell.
Preferably, described insulation shell extends the chamber that described sub-electrode limits.
Preferably, described insulation shell has elasticity.
Preferably, described insulation shell one end is closed, and this blind end coordinates with the end face of sub-electrode, inserts at insulation shell One end of sub-electrode chamber is closed during sub-electrode chamber.
Preferably, also including containment vessel in described neutral electrode, described containment vessel is detachably connectable with described sub-electrode.
Preferably, sub-electrode be two and above time, be sequentially connected with by insulator between each sub-electrode, and each sub-electrode Between chamber be sequentially communicated.
Preferably, conducting strip be two panels and above time, be symmetrical arranged.
Preferably, described insulator is provided with thermocouple.
Scheme 2: a kind of insertable neutral electrode assembly, described neutral electrode assembly includes above-mentioned plug-in type neutrality electricity Pole and electric connector, described plug-in type neutral electrode is detachably connectable with electric connector.
Preferably, described electric connector includes that insert-connecting plate, described insert-connecting plate can be inserted in the insulation shell in neutral electrode It is electrically connected with the fixing end with conducting strip.
Preferably, described electric connector includes inserting groove, arranges multiple conducting terminal, described inserting groove in described inserting groove Hold the conducting strip insertion stretching out insulation shell in neutral electrode, to be electrically connected with.
The insertable neutral electrode constituted based on such scheme, its overall structure is simple, can reuse safely, and not Need to anticipate contact surface, operational approach is relatively simple.
Further can form that overall structure is simple on this basis, can reuse safely and easy to operate neutral electricity Pole assembly.
Accompanying drawing explanation
The present invention is further illustrated below in conjunction with the drawings and specific embodiments.
Fig. 1 is the main body schematic diagram of the plug-in type neutral electrode of unipolar plate in present example 1;
Fig. 2 is the sectional view of the plug-in type neutral electrode of unipolar plate in present example 1;
Fig. 3 is conducting strip and the connection diagram of insulation shell in present example 1;
Fig. 4 is the main body schematic diagram of the plug-in type neutral electrode of bipolar plates in present example 2;
Fig. 5 be the plug-in type neutral electrode of bipolar plates in present example 2 sectional view;
Fig. 6 is conducting strip and the connection diagram of insulation shell in present example 2;
Fig. 7 is the axonometric chart of the plug-in type neutral electrode of the unipolar plate of band electric connector in present example 3;
Fig. 8 is the axonometric chart of the plug-in type neutral electrode of the bipolar plates of band electric connector in present example 3;
Fig. 9 is the axonometric chart of the plug-in type neutral electrode of the unipolar plate being easy to holding in present example 3;
Figure 10 is the axonometric chart of the plug-in type neutral electrode of the bipolar plates being easy to holding in present example 3.
Detailed description of the invention
For the technological means making the present invention realize, creation characteristic, reach purpose and be easy to understand with effect, below knot Conjunction is specifically illustrating, and the present invention is expanded on further.
Example one
As depicted in figs. 1 and 2, the plug-in type neutral electrode provided in this example is unipolar plate, and it mainly includes a son Electrode 10, insulation shell 11, at least one conducting strip 12.
Wherein, the inside of sub-electrode 10 defines the chamber 13 of a both ends open, this chamber 13 prolonging along sub-electrode 10 Stretch directional spreding, constitute the sub-electrode 10 of a cylindrical structure for hollow vertically.
Insulation shell 11, its agent structure matches with the chamber 13 of sub-electrode 10, and entirety can be inserted into sub-electrode 10 and limited Fixed chamber 13 is interior and and extends wherein;When being inserted in sub-electrode 10, this insulation shell 11 can close sub-electrode chamber The Single port of room.
Conducting strip 12, its correspondence is electrically connected to sub-electrode 10, and is externally electrically connected with, and i.e. realizes the electricity that sub-electrode 10 is external Connect.
Based on such scheme, this plug-in type neutral electrode is that the specific embodiments of unipolar plate is as follows:
For sub-electrode 10 therein, this example preferably employs the cylindrical structure of hollow.Need explanation, sub-electrode 10 Structure be not limited to this.
For conducting strip 12 therein, it is wholy set between insulation shell 11 and sub-electrode 10, and this conducting strip 12 It is pressed into contact with sub-electrode chamber inner wall by elastic deformation when insulation shell 11 intron electrode 10 limits chamber, it is achieved with The electrical connection of sub-electrode.The elastic compression sub-electrode chamber inner wall produced by elastic deformation, is effectively ensured the reliable of electrical connection Property.
To this end, the conducting strip 12 in this example is electrically connected with sub-electrode 10 by corresponding elastic construction, it can be absolutely Edge housing 11 intron electrode 10 limit during chamber with sub-electrode elastic compression.
Further, one end of this conducting strip 12 is for having resilient elastic construction, and it is electrically connected with sub-electrode 10, separately One end grafting is fixed in insulation shell 11 to be externally electrically connected with.Thus can be plugged into sub-electrode 10 at this insulation shell 11 to limit In fixed chamber 13 and extending wherein, during insertion, one end of the conducting strip 12 on insulation shell 11 deforms upon, Under the effect of the elastic force that deformation produces, conducting strip 12 realizes electrically connecting by fitting tightly with the inwall of sub-electrode 10.
As shown in Figures 2 and 3, this conducting strip 12 mainly includes contact site 14, the connecting portion 15 fitted tightly with sub-electrode And free end 16.From contact site 14 generally can the arc of deformation, for fitting tightly with sub-electrode.Should be from contact site 14 One end be turned under being converted into certain angle and form the most horizontal-extending formation connecting portion 15 after kink, this connecting portion 15 is fixed Being connected in insulation shell 11, this connecting portion 15 is also as external electricity connection end simultaneously, for being connected with exposed electrical;And connect The other end of contact portion 14 can be set to free end 16, and this free end 16 also can bend downwards and connect with fixing with insulation shell 11 Connect.The most whole conducting strip 12 is assigned simultaneously and is fixed on by two ends in insulation shell 11 so that whole conducting strip 12 safety It is placed in reliably on insulation shell 11;By the arc of middle part outwards (relative to insulation shell 11) projection from contact site 14, Elastic deformation is produced, it is achieved fit tightly with the inwall of sub-electrode 10 thus real when insulation shell 11 intron electrode chambers 13 The most reliably electrically connect;Realize being connected with exposed electrical by connecting portion 15 again.
In order to improve conduction reliability further, contact site 14 is made up of elastomeric material, and this contact site 14 is being placed in absolutely Time on edge housing 11, overall outwardly convex.When being inserted into during chamber 13 with insulation shell 11, this contact site 14 will be with chamber Room 13 contact internal walls is also subject to the extruding towards insulation shell 11, then produces deformation, owing to contact site 14 is by elastomeric material system Becoming, will produce the elastic force towards chamber 13 inwall, under the effect of this elastic force, contact site 14 will be tight with chamber 13 inwall all the time Laminating, it is achieved reliably electrically connect.
It is to be appreciated that be not limited to shown in above-mentioned and figure for the shape and structure of conducting strip 12 and contact site 14, root According to needing also can use other organization plan, as long as ensureing that conducting strip 12 reliably can electrically connect with sub-electrode 10.
Such as, as an alternative, conducting strip 12 may also comprise elastic arm and the first supporting part and the second supporting part, its Elastic arm is made up of corresponding elastomeric material, is fitted with sub-electrode by elastic deformation;First supporting part and the second supporting part Be connected with elastic arm respectively, and as with insulation object coupling part.
Quantity is arranged for conducting strip 12, optional monolithic or 2, if selecting 2, then need to be symmetricly set on insulation shell On body 11 (as shown in Figure 3).
Furthermore, conducting strip 12 being used for the connecting portion 15 of external electrical connections, its concrete plan of establishment has two kinds:
First kind of way is that the connecting portion 15 of conducting strip 12 is integrally located in insulation shell 11 (i.e. as being externally electrically connected with The connecting portion 15 of end is embedded in insulation shell), in insulation shell 11, offer the receiving channel of correspondence, this receiving channel simultaneously Turning on connecting portion 15 in insulation shell 11, on such electric connector, insert-connecting plate can be inserted into receiving channel, and is connected with therein Portion 15 electrically connects.
The second way is that the connecting portion 15 of conducting strip 12 extends outwardly through insulation shell, and stretch out insulation shell (as Shown in Fig. 1), it is inserted directly in electric connector by extension, it is achieved electrical connection.
In order to prevent body fluid from causing electric leakage in entering into sub-electrode 10 chamber 13, assign the insulation shell 11 within it should be extremely Few one end is closed and the chamber 13 of insulation shell 11 and sub-electrode 10 is combined closely, and insulation shell 11 can be arranged to tip side Closing, base end side opening or closed at both ends.
Preferably, in this example, the main body of insulation shell 11 is the cylindricality knot that the chamber 13 with sub-electrode 10 is combined closely Structure, rear end is provided with blind end 17, and this blind end 17 is when the chamber 13 of insulation shell 11 intron electrode 10, it is possible to seal son Port corresponding on electrode 10.
In order to reach reliable sealing effectiveness, the blind end 17 of insulation shell 11 can be arranged to its diameter more than sub-electrode It is corresponding with the end face of sub-electrode 10 that the internal diameter of 10 chambers 13 is not larger than the external diameter of sub-electrode 11, the i.e. size of blind end 17, Blind end 17 is connected with the top end face seal of sub-electrode 10 outside chamber 13.
In order to take into account insertion, blind end 17 diameter of insulation shell 11 is preferably the external diameter phase with sub-electrode 10 chamber 13 With, blind end 17 end face conveniently of circular shape, i.e. blind end 17 generally semi-round ball.Conventional company can be used for being tightly connected Connecing mode, such as, can be to arrange female thread in the top inner side of sub-electrode 10, arranging in insulation shell 11 blind end 17 side can The screw thread being spirally connected therewith.Sealing ring can be set up as required between the top of blind end 17 and sub-electrode 10.
Additionally, the part that insulation shell 11 is connected with the chamber 13 of sub-electrode 10 is preferably made with elastic insulating material, logical Cross the effect of elastic stress, make the chamber 13 of insulation shell 11 and sub-electrode 10 combine closely.
In order to improve insertion convenience further, it is arranged to insulation shell 11 extend also from the chamber 13 of sub-electrode 10 Protrude from the end face of chamber 13, can prominent part 18 is exposed to external in use, can be used as to hold.
Plug-in type negative plate in this example is detachably made up of insulation shell 11 and sub-electrode 10, sub-electrode 10 and insulation Use between the blind end 17 of housing 11 and be spirally connected or other corresponding attachment structure.Therefore, when needs clean, the two can be torn open After unloading take out conducting strip clean again, clean complete reinstall again can realize anticreep.
On this basis, this example sets up containment vessel 19 the most further, so that plug-in type negative plate is formed protection.This protection Shell 19 is detachably connectable with sub-electrode 10, as arranged the female thread matched and outer spiral shell between containment vessel 19 with sub-electrode 10 Stricture of vagina, it is achieved being spirally connected between the two.Sealing ring can be set up as required between containment vessel 19 and sub-electrode 10.
As figure shows, this containment vessel 19 is the most cylindrical, its end face matched with sub-electrode 10 is offered and insulate What on housing 11, ledge 18 matched assigns groove, corresponds to dashing forward on conducting strip connecting portion 15 in the bottom assigning groove simultaneously Going out portion and offer inserting groove, this inserting groove can accommodate the protuberance of conducting strip, it is achieved the two socket connection, as required can be even The place of connecing arranges sealing ring again to seal.It addition, the end face of this containment vessel 19 free end is a sphere.
Furthermore, this example also arranges thermocouple in the sub-electrode chamber of plug-in type neutral electrode, this thermocouple monitoring This information is also fed back to terminal system by the temperature of electrode.
Example two
As Figure 4-Figure 6, the plug-in type neutral electrode of this example is bipolar plates, and basic structure is identical with example one, phase Do not repeat them here with part.
Difference is, the neutral electrode of this example includes first sub-electrode the 20, second sub-electrode 21, and the two structure is big Little unanimously, connected by insulator 22 (can be such as pottery) between the two so that the chamber in both.
Corresponding to first above-mentioned sub-electrode the 20, second sub-electrode 21, the neutral electrode of bipolar plates includes the first conduction Sheet 23 and the second conducting strip 24, the first conducting strip 23 and the second conducting strip 24 are electrical with the first electrode 20 and the second electrode 21 respectively Connect.
See Fig. 5 and Fig. 6, the first conducting strip 23 in this plug-in type neutral electrode, its overall structure and the plan of establishment with Conducting strip 12 in example 1 is identical.Its quantity is preferably 2, is symmetricly set on insulation shell 25, and with the first sub-electrode 20 Corresponding so that the contact site of the first conducting strip 23 is closely pasted with the first sub-electrode 20 chamber inner wall all the time by elastic deformation Close, it is achieved reliably electrically connecting, the free end of the first conducting strip 23 is embedded in insulation shell 25, and the company of the first conducting strip 23 The portion that connects then is located in insulation shell 25, and stretches out along the bearing of trend of insulation shell 25 from the end of insulation shell 25.
Second its overall structure of conducting strip 24 in this plug-in type neutral electrode and the plan of establishment equally with leading in example 1 Electricity sheet 12 is identical.Second conducting strip 24 quantity is preferably 2, is symmetricly set on insulation shell 25, and with the second sub-electrode 21 Corresponding.Second conducting strip 24 arranges position and the setting on insulation shell 25 of first conducting strip 23 on insulation shell 25 Position circumferentially offsets certain angle, and preferably 90 ° (as shown in Figure 6), by ensureing the second conducting strip 24 and the first conduction Mutually do not interfere with between sheet 23, it is ensured that the reliability of electrode.The second conducting strip 24 thus arranged, its contact site is by elasticity Deformation fits tightly with the second sub-electrode 21 chamber inner wall all the time, it is achieved reliably electrically connect;The free end of the second conducting strip 24 It is embedded in insulation shell 25;The connecting portion of the second conducting strip 24 is then located in insulation shell 25, and along insulation shell 25 Bearing of trend stretches out from the end of insulation shell 25.
On this basis, for guaranteeing that first sub-electrode the 20, second sub-electrode 21 contact area is consistent, thermocouple is arranged on absolutely In edge body 22.
Example three
As shown in FIG. 7 and 8, this example provides a kind of plug-in type neutral electrode assembly, including the neutral electricity in examples detailed above Pole 40 and the electric connector 30 detachably connectable with neutral electrode.
The electric connector 30 of this example can be set to plug-type or socket type connector, and corresponding conducting strip is contained in absolutely respectively Neutral electrode in edge housing, conducting strip protrude from the neutral electrode of insulation shell.
Arranging insert-connecting plate in male electrical connectors, it is fixing that this insert-connecting plate can be inserted in insulation shell 11 with conducting strip End is electrically connected with.
Female type electric connector arranges inserting groove, inserting groove arranges multiple conducting terminal, the conducting strip of neutral electrode Protruding from insulation shell to arrange, its pluggable inserting groove in adapter is to be electrically connected with.Illustrated scheme uses for socket Formula electric connector.
In order to improve the stability of connection, electric connector is connected with neutral electrode by the mode that removably connects such as be spirally connected.
Furthermore, this electric connector 30 uses the agent structure identical with containment vessel, and outside adding on this basis accordingly Connect cable 31.I.e. realize the attachment structure phase of the attachment structure of electric connector 30 and neutral electrode and containment vessel and neutral electrode With, so can be effectively improved the compatibility between device.
Thus, when deployed adapter is connected with neutral electrode, when needs clean, removes adapter, by containment vessel It is connected with the same place of neutral electrode, thus improves the convenience of use.
It addition, removably connecting between electric connector and neutral electrode as required, electric connector and insulation can be passed through Removably connecting between housing realizes, and thus improves the connectivity between adapter and neutral electrode.
On this basis, this example also provides for further improvement project, and in this improvement project, the size of electric connector is excellent Select bigger (as shown in Figure 9 and Figure 10) than sub-electrode external diameter, thus on the one hand may insure that (bipolar plates need to ensure two to contact area Sub-electrode contact area is consistent), on the other hand can play holding effect.
The ultimate principle of the present invention, principal character and advantages of the present invention have more than been shown and described.The technology of the industry Personnel, it should be appreciated that the present invention is not restricted to the described embodiments, simply illustrating this described in above-described embodiment and description The principle of invention, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, and these become Change and improvement both falls within scope of the claimed invention.Claimed scope by appending claims and Equivalent defines.

Claims (10)

1. a plug-in type neutral electrode, it is characterised in that described electrode includes:
At least one sub-electrode, described sub-electrode defines the chamber of both ends open;
Insulation shell, described insulation shell can be inserted into described sub-electrode limit chamber in and and extend wherein, and close institute State one end of sub-electrode chamber;
At least one conducting strip, described conducting strip is electrically correspondingly connected to described sub-electrode, and is externally electrically connected with.
A kind of plug-in type neutral electrode the most according to claim 1, it is characterised in that described conducting strip is inserted at insulation shell It is pressed into contact with sub-electrode by elastic deformation when entering the chamber of sub-electrode restriction.
A kind of plug-in type neutral electrode the most according to claim 1, it is characterised in that externally electrically connecting of described conducting strip Connecing end to be embedded in insulation shell, in described insulation shell, correspondence is provided with receiving channel;Or described conducting strip is external Electricity connection end passes insulation shell, and stretches out insulation shell.
A kind of plug-in type neutral electrode the most according to claim 1, it is characterised in that described insulation shell one end is closed, This blind end coordinates with the end face of sub-electrode, closes one end of sub-electrode chamber when insulation shell intron electrode chambers;Absolutely The other end of edge housing extends the chamber that described sub-electrode limits.
A kind of plug-in type neutral electrode the most according to claim 1, it is characterised in that also include in described neutral electrode protecting Protective case, described containment vessel is detachably connectable with described sub-electrode.
A kind of plug-in type neutral electrode the most according to claim 1, it is characterised in that sub-electrode be two and above time, It is sequentially connected with by insulator between each sub-electrode, and the chamber between each sub-electrode is sequentially communicated.
A kind of plug-in type neutral electrode the most according to claim 1, it is characterised in that conducting strip be two panels and above time, It is symmetrical arranged.
A kind of plug-in type neutral electrode the most according to claim 1, it is characterised in that be provided with thermoelectricity in described insulator Even.
9. an insertable neutral electrode assembly, it is characterised in that described neutral electrode assembly includes appointing in claim 1-8 One described plug-in type neutral electrode and electric connector, described plug-in type neutral electrode is detachably connectable with electric connector.
A kind of insertable neutral electrode assembly the most according to claim 9, it is characterised in that described electric connector bag Including insert-connecting plate, described insert-connecting plate can be inserted in the insulation shell in neutral electrode and is electrically connected with the fixing end with conducting strip;Or Electric connector described in person includes inserting groove, arranges multiple conducting terminal in described inserting groove, and described inserting groove holds in neutral electrode The conducting strip stretching out insulation shell inserts, to be electrically connected with.
CN201610634626.7A 2016-08-04 2016-08-04 A kind of insertable neutral electrode and electrode assembly Active CN106175925B (en)

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CN108429043A (en) * 2018-04-23 2018-08-21 东莞市趣电智能科技有限公司 A kind of charging gun with elastic contact pin terminal

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CN108429043A (en) * 2018-04-23 2018-08-21 东莞市趣电智能科技有限公司 A kind of charging gun with elastic contact pin terminal
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