CN107658595B - Sectional safety socket and plug - Google Patents
Sectional safety socket and plug Download PDFInfo
- Publication number
- CN107658595B CN107658595B CN201710764077.XA CN201710764077A CN107658595B CN 107658595 B CN107658595 B CN 107658595B CN 201710764077 A CN201710764077 A CN 201710764077A CN 107658595 B CN107658595 B CN 107658595B
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- China
- Prior art keywords
- section
- plug
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- electric
- power connection
- Prior art date
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- 239000004020 conductor Substances 0.000 claims description 13
- 230000011218 segmentation Effects 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 3
- 238000010891 electric arc Methods 0.000 abstract description 3
- 230000000452 restraining effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/04—Pins or blades for co-operation with sockets
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/10—Sockets for co-operation with pins or blades
- H01R13/11—Resilient sockets
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
- H01R13/6608—Structural association with built-in electrical component with built-in single component
- H01R13/6616—Structural association with built-in electrical component with built-in single component with resistor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/02—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess current
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/02—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess current
- H02H9/026—Current limitation using PTC resistors, i.e. resistors with a large positive temperature coefficient
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention provides a segmented safety socket and plug, which comprises a shell, wherein the shell is provided with at least two jacks matched with a plug of an electric appliance load and power connection sections corresponding to the jacks one by one, and the segmented safety socket further comprises a power connection section and an impact-resistant element, wherein the power connection section is arranged in the shell and at one side of the power connection section away from the jacks. According to the segmented safety socket and the plug, the impact element and the wire connecting segment are arranged, so that the plug can be connected with the impact element in series when inserted, current is limited, electric arc generation is restrained, after the plug is continuously inserted and contacted with the wire connecting segment, the impact element is in short circuit, the wire connecting segment normally supplies power to the plug, the principle is the same when the plug is pulled out, the plug can be effectively matched with the electric connecting segment and the wire connecting segment through arranging the first step and the second step, short circuit between the electric connecting segment and the wire connecting segment is effectively avoided through arranging the space, and the purpose of restraining surge current is achieved.
Description
Technical Field
The invention relates to the field of power transmission equipment, in particular to a segmented safety socket and plug.
Background
In an electrical load device, a flat wave capacitor is generally designed at the front end of a power input. When the electrical load equipment is connected to a power supply system such as a socket, the electrical load equipment is suddenly electrified in an instant, and under the condition that the internal resistance of a capacitance line is extremely small, the electrical load equipment is similar to a power supply short circuit, and high instant pulse surge current is generated. The power adapter of the direct current micro-grid power supply system mainly adopts electronic components, and once the pulse surge current exceeds the bearing range of the electronic components, the electronic components can be damaged and broken down, and further the electric load is damaged. Therefore, the problem that the electrical load equipment generates surge current when being connected to the direct-current micro-grid needs to be solved.
Disclosure of Invention
In order to solve the technical problems, a segmented safety socket and plug capable of suppressing surge current are provided.
The utility model provides a segmentation safety socket, includes the shell, be provided with on the shell be used for with the plug complex of electrical apparatus load two at least jacks and with jack one-to-one connect the electric section, still include wiring section and impact element, the wiring section set up in inside the shell, the wiring section is located connect the electric section to keep away from one side of jack, connect the electric section with correspond after impact element establish ties with the wiring section that corresponds connects in parallel, and insert at the plug connect the electric section after can stretch into the correspondence in the wiring section.
The power supply device further comprises power supply wires, one end of each power supply wire penetrates through the shell and is electrically connected with the corresponding power connection section, and the power connection section and the corresponding power connection section are connected in parallel to the same power supply wire.
The impact resistant element is a PTC resistor.
All of the power connection sections and the wire connection sections are made of conductive materials.
The connecting segment and the corresponding connecting segment are in the same plane.
The number of the power connection sections is two, the power connection sections comprise fire wire sections and zero wire sections, the impact resistant element is connected with the fire wire sections in series, and the wiring sections are connected with the fire wire sections in parallel.
The number of the power connection sections is three, the power connection sections comprise fire wire sections, zero wire sections and ground wires, the impact-resistant element is connected with the fire wire sections in series, and the wiring sections are connected with the fire wire sections in parallel.
The power connection section and the power connection section comprise two power connection pieces, and a distance for inserting a plug is arranged between the two power connection pieces.
The electric connection piece is of an arc-shaped structure, and the distance between the middle parts of the two electric connection pieces is smaller than the distance between the two ends.
The plug for the sectional safety socket comprises a body and at least two conductors which are arranged on the body and can be inserted into the jack, wherein one conductor can extend into the jack to be contacted with the wire connecting section and the corresponding wire connecting section simultaneously.
The electric conductor contacted with the wiring section and the corresponding wiring section simultaneously is provided with a first step and a second step, a space is reserved between the first step and the second step, when the plug is completely inserted into the socket, the first step is matched with the wiring section, and the second step is matched with the corresponding wiring section.
According to the segmented safety socket and the plug, the impact element and the wire connecting segment are arranged, so that the plug can be connected with the impact element in series when inserted, current is limited, electric arc generation is restrained, after the plug is continuously inserted and contacted with the wire connecting segment, the impact element is in short circuit, the wire connecting segment normally supplies power to the plug, the principle is the same when the plug is pulled out, the plug can be effectively matched with the electric connecting segment and the wire connecting segment through arranging the first step and the second step, short circuit between the electric connecting segment and the wire connecting segment is effectively avoided through arranging the space, and the purpose of restraining surge current is achieved.
Drawings
FIG. 1 is a schematic diagram of a sectional safety socket and plug according to the present invention;
fig. 2 is a schematic structural diagram of a plug of the segmented safety socket and plug provided by the invention;
In the figure:
1. A housing; 2. a power connection section; 3. a wire connecting section; 4. an impact resistant element; 5. and a power connection sheet.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the following describes the sectional safety socket and plug of the present invention in further detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
The sectional safety socket shown in fig. 1 comprises a shell 1, wherein at least two jacks matched with plugs of electric loads and electric connection sections 2 corresponding to the jacks one by one are arranged on the shell 1, the sectional safety socket further comprises a wire connection section 3 and an impact resistance element 4, the wire connection section 3 is arranged inside the shell 1, the wire connection section 3 is located at one side of the electric connection section 2 away from the jacks, the wire connection section 2 is connected with the corresponding impact resistance element 4 in series and then connected with the corresponding wire connection section 3 in parallel, and after the plugs are inserted into the wire connection sections 2, the corresponding wire connection sections 3 can be stretched into after the plugs are inserted into the wire connection sections 2, namely, when the plugs are inserted into the electric connection sections 2, the wire connection sections 2 are connected with the impact resistance element 4 in series, the plugs are connected with the wire connection sections 2 in contact, one of the wire connection sections 2 can limit the excessive current due to the serial connection effect of the impact resistance element 4, and the protection effect on the plugs can be achieved.
The anti-impact element 4 has larger resistance, so that the current in the circuit can not break down the capacitor or the electric load, and when the anti-impact element 4 is in short circuit, the electric load can obtain normal current, and the work of the electric load is not influenced.
When the plug is pulled out, the plug is firstly disconnected with the wire connecting section 3, the corresponding wire connecting section 2 is connected with a circuit, at the moment, the impact element 4 is also changed from a short circuit state to a power-on state, the effect of limiting current is generated, and the current is reduced, so that the generation of electric arcs can be effectively restrained, the plug is continuously pulled out, the plug is disconnected with the corresponding wire connecting section 2, the pulling-out process is completed, and the function of effectively restraining surge current can be realized through the circuit connected with the impact element 4.
The electric power supply device comprises a shell 1, and is characterized by further comprising power supply wires, wherein one end of each power supply wire penetrates through the shell 1 and is electrically connected with the corresponding power connection section 2, the wiring section 3 and the corresponding power connection section 2 are connected with the same power supply wire in parallel, namely, the wiring section 3 and the corresponding power connection section 2 can obtain an external power supply from the power supply wires, namely, the wiring section 3 and the corresponding power connection section 2 can supply power for an electric appliance load.
The impact-resistant element 4 is a PTC resistor, and after long-time energization, the PTC resistor has a positive temperature coefficient, and after long-time energization, the resistance increases with the temperature rise, limiting the current passing through the PTC resistor to be smaller and smaller, but the current decreases, and the temperature on the PTC resistor does not increase infinitely, but reaches a balance, so that the PTC resistor can play a role in protecting a loop.
All the power-receiving sections 2 and the wire-connecting sections 3 are made of electrically conductive material, i.e. can supply the electrical loads.
The wiring section 3 and the corresponding power connection section 2 are positioned in the same plane, namely, the wiring section 3 and the corresponding power connection section 2 can be inserted by the same strip-shaped plug, and most plugs in the market can be matched.
The number of the power connection sections 2 is two, the power connection sections comprise fire wire sections and zero line sections, the impact resistant element 4 is connected with the fire wire sections in series, the wiring sections 3 are connected with the fire wire sections in parallel, namely, the sockets at the moment are two-phase sockets, and the impact resistant element 4 is connected with the fire wires on the sockets in series, so that current can be effectively controlled.
The number of the power connection sections 2 is three, the power connection sections comprise fire wire sections, zero wire sections and ground wires, the impact-resistant element 4 is connected with the fire wire sections in series, the wiring sections 3 are connected with the fire wire sections in parallel, and the same is true for two-phase plugs.
The power connection section 2 and the wiring section 3 comprise two power connection pieces 5, a space for inserting a plug is arranged between the two power connection pieces 5, and the plug is inserted from the space between the two power connection pieces 5.
The electric connection piece 5 is of an arc-shaped structure, the distance between the middle parts of the two electric connection pieces 5 is smaller than the distance between the two ends, namely, the distance between the orientations of the two electric connection pieces 5 is bent, so that a plug can be effectively clamped between the two electric connection pieces 5, and the purpose of fixing is achieved.
A plug for the above-mentioned sectional safety socket shown in fig. 2 includes a body and at least two conductors disposed on the body and capable of being inserted into the jack, one of the conductors being capable of extending into the jack to be in contact with the wire connection section 3 and the corresponding power connection section 2 at the same time, i.e., short-circuiting the power connection section 2 and the impact-resistant member 4 by using the length of the conductors.
The electric conductor that contacts simultaneously with wiring section 3 and corresponding connect electric section 2 is last to be provided with first step and second step, first step with have the interval between the second step, and when the plug inserts the socket completely, first step with wiring section 3 cooperation, the second step cooperates with corresponding connect electric section 2, simultaneously, connect electric section 2 and wiring section 3 all to include two and connect electric piece 5, and when two connect electric piece 5 all are arc structure, will have certain resistance when first step inserts and connect electric section 2, and the same reason is when first step inserts connect electric section 3, and second step also inserts connect electric section 2, and the resistance increases, plays the effect of delaying the insertion, simultaneously, first step also can produce the resistance when connect electric section 2 when the plug is pulled out, and above-mentioned operation homoenergetic utilizes impact element 4 to reduce electric current, reduces the electric arc.
The foregoing examples illustrate only a few embodiments of the invention and are described in detail herein without thereby limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (10)
1. The utility model provides a segmentation safety socket, includes shell (1), be provided with on shell (1) be used for with the plug complex of electrical apparatus load at least two jacks and with jack one-to-one connect electric section (2), its characterized in that: still include wiring section (3) and impact element (4), wiring section (3) set up in inside shell (1), wiring section (3) are located connect electric section (2) to keep away from one side of jack, connect electric section (2) with correspond impact element (4) establish ties after with corresponding wiring section (3) are parallelly connected, and insert at the plug connect electric section (2) after can stretch into corresponding in wiring section (3).
2. The segmented safety receptacle of claim 1, wherein: the power supply device further comprises power supply wires, one end of each power supply wire penetrates through the shell (1) and is electrically connected with the corresponding power connection section (2), and the wiring section (3) and the corresponding power connection section (2) are connected in parallel to the same power supply wire.
3. The segmented safety receptacle of claim 1, wherein: the impact element (4) is a PTC resistor.
4. The segmented safety receptacle of claim 1, wherein: all the power connection sections (2) and the wire connection sections (3) are made of conductive materials.
5. The segmented safety receptacle of claim 1, wherein: the number of the power connection sections (2) is two, the power connection sections comprise fire wire sections and zero wire sections, the impact resistant element (4) is connected with the fire wire sections in series, and the wiring sections (3) are connected with the fire wire sections in parallel.
6. The segmented safety receptacle of claim 1, wherein: the number of the power connection sections (2) is three, the power connection sections comprise fire wire sections, zero line sections and ground wires, the impact resistant element (4) is connected with the fire wire sections in series, and the wiring sections (3) are connected with the fire wire sections in parallel.
7. The segmented safety receptacle of claim 1, wherein: the electric connection section (2) and the wiring section (3) comprise two electric connection pieces (5), and a distance for inserting a plug is arranged between the two electric connection pieces (5).
8. The segmented safety receptacle of claim 7, wherein: the electric connection pieces (5) are arc-shaped structures, and the distance between the middle parts of the two electric connection pieces (5) is smaller than the distance between the two ends.
9. A plug for a segmented safety receptacle according to any one of claims 1 to 8, characterized in that: the electric connector comprises a body and at least two conductors which are arranged on the body and can be inserted into the jack, wherein one conductor can extend into the jack to be contacted with the wiring section (3) and the corresponding electricity connecting section (2) at the same time.
10. A plug according to claim 9, wherein: the electric conductor which is contacted with the wiring section (3) and the corresponding electricity receiving section (2) simultaneously is provided with a first step and a second step, a space is reserved between the first step and the second step, when the plug is completely inserted into the socket, the first step is matched with the wiring section (3), and the second step is matched with the corresponding electricity receiving section (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710764077.XA CN107658595B (en) | 2017-08-30 | 2017-08-30 | Sectional safety socket and plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710764077.XA CN107658595B (en) | 2017-08-30 | 2017-08-30 | Sectional safety socket and plug |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107658595A CN107658595A (en) | 2018-02-02 |
| CN107658595B true CN107658595B (en) | 2024-09-24 |
Family
ID=61129050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710764077.XA Active CN107658595B (en) | 2017-08-30 | 2017-08-30 | Sectional safety socket and plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107658595B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2309642Y (en) * | 1997-07-16 | 1999-03-03 | 乔辉 | Safety power supply plug socket |
| CN201048207Y (en) * | 2006-10-17 | 2008-04-16 | 颜怀伟 | Connection fixation anti-surge current plug and socket |
| CN207199878U (en) * | 2017-08-30 | 2018-04-06 | 珠海格力电器股份有限公司 | Sectional safety socket and plug |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3729749B2 (en) * | 2001-03-29 | 2005-12-21 | 株式会社神戸製鋼所 | Copper alloy sheet or strip with excellent arc resistance |
| US20040224148A1 (en) * | 2003-05-08 | 2004-11-11 | Hitoshi Matsunaga | Anisotropically conductive sheet |
| US6857887B1 (en) * | 2003-10-29 | 2005-02-22 | Hewlett-Packard Development Company, L.P. | Current limit engagement apparatus |
| CN100388572C (en) * | 2006-03-15 | 2008-05-14 | 上海坤链电子产品有限公司 | Partial electric plating method for box type structure jack contact of electric connector |
| CN201008055Y (en) * | 2006-10-17 | 2008-01-16 | 颜怀伟 | Distinguishing high-low electric potential anti-surge current plug and socket |
| CN201008054Y (en) * | 2006-10-17 | 2008-01-16 | 颜怀伟 | Anti-surge voltage and surge current plug and socket |
| CN202474399U (en) * | 2012-03-09 | 2012-10-03 | 群加科技股份有限公司 | Socket with spark prevention function |
| CN104904073B (en) * | 2013-01-04 | 2018-05-29 | 安德森动力产品公司 | Electric connector with arc resistant characteristic |
| CN103730784B (en) * | 2014-01-19 | 2016-12-07 | 国网山东省电力公司日照供电公司 | A kind of socket eliminating electric spark |
| CN104319510B (en) * | 2014-09-04 | 2016-08-24 | 公牛集团有限公司 | Socket internal electric attachment structure and the socket with this structure |
| JP2016103429A (en) * | 2014-11-28 | 2016-06-02 | 富士通コンポーネント株式会社 | connector |
| CN104752866A (en) * | 2015-04-02 | 2015-07-01 | 四川领创宝岩电子科技有限公司 | Electrical connector assembly connected to power wire |
-
2017
- 2017-08-30 CN CN201710764077.XA patent/CN107658595B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2309642Y (en) * | 1997-07-16 | 1999-03-03 | 乔辉 | Safety power supply plug socket |
| CN201048207Y (en) * | 2006-10-17 | 2008-04-16 | 颜怀伟 | Connection fixation anti-surge current plug and socket |
| CN207199878U (en) * | 2017-08-30 | 2018-04-06 | 珠海格力电器股份有限公司 | Sectional safety socket and plug |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107658595A (en) | 2018-02-02 |
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