CN112599989B - Safety leakage protector - Google Patents
Safety leakage protector Download PDFInfo
- Publication number
- CN112599989B CN112599989B CN202011310218.9A CN202011310218A CN112599989B CN 112599989 B CN112599989 B CN 112599989B CN 202011310218 A CN202011310218 A CN 202011310218A CN 112599989 B CN112599989 B CN 112599989B
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- Prior art keywords
- wiring
- wire
- baffle
- interface
- zero line
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000001012 protector Effects 0.000 title claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 48
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000009413 insulation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Images
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
- H01R4/00—Electrically-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
- H01R4/28—Clamped connections, spring connections
- H01R4/38—Clamped connections, spring connections utilising a clamping member acted on by screw or nut
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
- H01R9/22—Bases, e.g. strip, block, panel
Landscapes
- Details Of Indoor Wiring (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention discloses a novel safety leakage protector, which relates to the technical field of safety electric equipment, and adopts the technical scheme that the novel safety leakage protector comprises an insulating shell, wherein the upper part of the insulating shell is provided with a wire inlet end, the lower part of the insulating shell is provided with a wire outlet end, and the wire inlet end and the wire outlet end are respectively provided with a zero line interface, a ground wire interface and a live wire interface; and a zero line wiring mechanism is arranged at the zero line interface, a ground wire wiring mechanism is arranged at the ground wire interface, and a live wire wiring mechanism is arranged at the live wire interface. The invention has the beneficial effects that: the invention provides a novel leakage protector for ensuring good access of a ground wire, which can ensure normal access of a live wire and a zero wire only when an inlet wire end and an outlet wire end are simultaneously accessed to the ground wire, ensure good grounding of a load at the lower end and avoid leakage accidents caused by the missed connection of the ground wire.
Description
Technical Field
The invention relates to the technical field of safe electric equipment, in particular to a novel safe leakage protector.
Background
At present, the grounding of electrical equipment is an important condition for ensuring the normal use and the power utilization safety of the electrical equipment, a shell of the electrical equipment and a ground wire of a power supply are generally connected to the ground through grounding wires, and in the actual use process, when the grounding wires of the electrical equipment are in poor contact, the electrical equipment cannot automatically detect and cannot take protective measures, so that potential safety hazards exist for the electrical equipment, operators and the like.
In the prior art, a ground wire is not usually introduced into a leakage protector in a distribution box, but the ground wire is directly collected and connected into a ground bar, if a ground outlet wire is in leakage connection or the outlet wire is damaged, good grounding of electrical equipment cannot be guaranteed, and potential safety hazards exist in the use of the electrical equipment.
Disclosure of Invention
In order to achieve the above object, the present invention provides a novel safety leakage protector.
The technical scheme is that the cable insulation device comprises an insulation shell, wherein the upper part of the insulation shell is provided with a wire inlet end, the lower part of the insulation shell is provided with a wire outlet end, and the wire inlet end and the wire outlet end are respectively provided with a zero line interface, a ground wire interface and a live wire interface;
and a zero line wiring mechanism is arranged at the zero line interface, a ground wire wiring mechanism is arranged at the ground wire interface, and a live wire wiring mechanism is arranged at the live wire interface. Before the outlet end 3 is not connected with the ground wire, the zero line and the live wire cannot be electrified, and the zero line and the live wire can be connected only after the ground wire is connected; before the inlet wire end 2 is not connected with the ground wire, the zero line and the live wire cannot be electrified, the zero line and the live wire can be connected only after the ground wire is connected, and the normal connection of the live wire and the zero line can be ensured only when the inlet wire end and the outlet wire end are connected with the ground wire simultaneously, so that the good grounding of the lower end load is ensured.
The interface of the inlet wire end and the outlet wire end sequentially comprises a zero line interface, a ground wire interface and a live wire interface from left to right, the zero line interface is parallel to the live wire interface, and the positions of the ground wire interface, the zero line interface and the live wire interface are staggered.
A zero line wiring groove, a ground wire wiring groove and a live wire wiring groove are formed in the insulating shell;
the zero line wiring mechanism is positioned in the zero line wiring groove and comprises a conductive plate fixed in the zero line wiring groove, a wiring frame with a baffle is arranged on the periphery of the conductive plate, a wiring screw is connected to the side wall of the wiring frame with the baffle in a threaded manner, the head of the wiring screw is clamped on the insulating shell, and the tail end of the wiring screw abuts against the conductive plate;
the ground wire wiring mechanism is positioned in the ground wire wiring groove and comprises a conductive plate fixed in the ground wire wiring groove, a wiring frame with a baffle is arranged on the periphery of the conductive plate, a wiring screw is connected to the side wall of the wiring frame with the baffle in a threaded manner, the head of the wiring screw is clamped on the insulating shell, and the tail end of the wiring screw abuts against the conductive plate;
live wire wiring mechanism is located live wire wiring inslot, live wire wiring mechanism is including being fixed in the current conducting plate of live wire wiring inslot, and the current conducting plate periphery is provided with takes the baffle wiring frame, and threaded connection has the wiring screw on the lateral wall of taking baffle wiring frame, and the head card of wiring screw supports on the current conducting plate, and the tail end of wiring screw.
The wiring screw with take the lateral wall threaded connection at baffle wiring frame top, the fixed insulating baffle that sets up in the baffle wiring frame bottom of ground wire wiring mechanism, the both ends of insulating baffle respectively with zero line wiring mechanism with the take baffle wiring frame part of live wire wiring mechanism overlaps. The insulating baffle can be made of insulating wood or other insulating materials.
And two ends of the insulating baffle are respectively connected with the insulating shell in a sliding manner.
The wiring frame with the baffle is movably sleeved outside the current-conducting plate, the space between the bottom of the current-conducting plate and the wiring frame with the baffle is a space for placing electric wires, and when the wiring screws are screwed down, the electric wires are fixed between the current-conducting plate and the wiring frame with the baffle;
after the electric wire at ground wire interface contacted the current conducting plate simultaneously and took the baffle terminal frame, zero line interface and live wire interface intraoral electric wire just can contact the current conducting plate simultaneously and take the baffle terminal frame, also be exactly that after the electric wire at ground wire interface was fixed between current conducting plate and the baffle terminal frame of taking, zero line interface and live wire interface intraoral electric wire just can be fixed between current conducting plate and the baffle terminal frame of taking.
The technical scheme provided by the embodiment of the invention has the following beneficial effects: the invention provides a novel leakage protector for ensuring good access of a ground wire, which can ensure normal access of a live wire and a zero wire only when an inlet wire end and an outlet wire end are simultaneously accessed to the ground wire, ensure good grounding of a load at the lower end and avoid leakage accidents caused by the missed connection of the ground wire.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of the zero line wiring mechanism, the ground line wiring mechanism and the live line wiring mechanism when the ground line is connected, and the zero line and the live line are not connected according to the embodiment of the invention.
Fig. 3 is a schematic structural diagram of the zero line wiring mechanism, the ground line wiring mechanism and the live line wiring mechanism when the ground line, the zero line and the live line are connected in the embodiment of the invention.
Wherein the reference numerals are: 1. an insulating housing; 2. a wire inlet end; 3. a wire outlet end; 4. a zero line interface; 5. a ground wire interface; 6. a live wire interface; 401. a zero line wiring mechanism; 501. a ground wire connection mechanism; 601. a live wire connection mechanism; 7. a conductive plate; 8. a wiring frame with a baffle plate; 9. a wiring screw; 10. an insulating baffle; 11. an electric wire.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. Of course, the specific embodiments described herein are merely illustrative of the invention and are not intended to be limiting.
It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which are merely for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate a number of the indicated technical features. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.
In the description of the invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be construed broadly, e.g. as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.
Example 1
Referring to fig. 1 to 3, the invention provides a novel safety leakage protector, which comprises an insulating shell 1, wherein the upper part of the insulating shell is provided with a wire inlet end 2, the lower part of the insulating shell is provided with a wire outlet end 3, and the wire inlet end 2 and the wire outlet end 3 are respectively provided with a zero line interface 4, a ground wire interface 5 and a live wire interface 6;
zero line interface 4 department is provided with zero line wiring mechanism 401, and ground wire interface 5 department is provided with ground wire wiring mechanism 501, and live wire interface 6 department is provided with live wire wiring mechanism 601. Before the outlet end 3 is not connected with the ground wire, the zero line and the live wire cannot be electrified, and the zero line and the live wire can be connected only after the ground wire is connected; before the inlet wire end 2 is not connected with the ground wire, the zero line and the live wire cannot be electrified, the zero line and the live wire can be connected only after the ground wire is connected, and the normal connection of the live wire and the zero line can be ensured only when the inlet wire end and the outlet wire end are connected with the ground wire simultaneously, so that the good grounding of the lower end load is ensured.
The interfaces of the inlet end 2 and the outlet end 3 are respectively a zero line interface 4, a ground line interface 5 and a live line interface 6 from left to right, the zero line interface 4 is parallel to the live line interface 6, and the positions of the ground line interface 5, the zero line interface 4 and the live line interface 6 are staggered.
A zero line wiring groove, a ground wire wiring groove and a live wire wiring groove are arranged in the insulating shell 1;
the zero line wiring mechanism 401 is located in a zero line wiring groove, the zero line wiring mechanism 401 comprises a conductive plate 7 fixed in the zero line wiring groove, a wiring frame 8 with a baffle is arranged on the periphery of the conductive plate 7, a wiring screw 9 is connected to the side wall of the wiring frame 8 with the baffle in a threaded mode, the head of the wiring screw 9 is clamped on the insulating shell 1, and the tail end of the wiring screw 9 abuts against the conductive plate 7;
the ground wire wiring mechanism 501 is positioned in the ground wire wiring groove, the ground wire wiring mechanism 501 comprises a conductive plate 7 fixed in the ground wire wiring groove, a wiring frame 8 with a baffle is arranged on the periphery of the conductive plate 7, a wiring screw 9 is connected to the side wall of the wiring frame 8 with the baffle in a threaded manner, the head of the wiring screw 9 is clamped on the insulating shell 1, and the tail end of the wiring screw 9 abuts against the conductive plate 7;
live wire wiring mechanism 601 is located live wire wiring groove, and live wire wiring mechanism 601 is provided with area baffle wire connection frame 8 including being fixed in the current conducting plate 7 of live wire wiring groove in the current conducting plate 7 periphery, and threaded connection has binding screw 9 on the lateral wall of area baffle wire connection frame 8, and the head card of binding screw 9 supports on current conducting plate 7 at insulating housing 1, and the tail end of binding screw 9.
The wiring screw 9 is in threaded connection with the side wall at the top of the wiring frame with the baffle 8, the bottom of the wiring frame with the baffle 8 of the ground wire wiring mechanism 501 is fixedly provided with the insulating baffle 10, and two ends of the insulating baffle 10 are respectively overlapped with the wiring frame with the baffle 8 of the zero line wiring mechanism 401 and the live wire wiring mechanism 601. The insulating baffle can be made of insulating wood or other insulating materials.
Two ends of the insulating baffle 10 are respectively connected with the insulating shell 1 in a sliding way.
The wiring frame 8 with the baffle is movably sleeved outside the conductive plate 7, the space between the bottom of the conductive plate 7 and the wiring frame 8 with the baffle is a space for placing an electric wire 11, and when the wiring screw 9 is screwed down, the electric wire 11 is fixed between the conductive plate 7 and the wiring frame 8 with the baffle;
after the electric wire 11 at the ground wire interface 5 simultaneously contacts the conductive plate 7 and the wiring frame with baffle 8, the electric wires in the zero wire interface 4 and the fire wire interface 6 can simultaneously contact the conductive plate 7 and the wiring frame with baffle 8, that is, after the electric wire 11 at the ground wire interface 5 is fixed between the conductive plate 7 and the wiring frame with baffle 8, the electric wires in the zero wire interface 4 and the fire wire interface 6 can be fixed between the conductive plate 7 and the wiring frame with baffle 8.
When the zero line and live wire connecting device is used, the ground wire connection is firstly carried out at the wire outlet end 3, when the ground wire is not connected, the two ends of the insulating baffle 10 respectively press the baffle wiring frames 8 of the zero line wiring mechanism 401 and the live wire wiring mechanism 601, and the zero line and the live wire cannot be normally connected;
placing a ground wire into a space between the current-conducting plate 7 and the wiring frame 8 with the baffle and placing an electric wire 11, screwing a wiring screw 9, wherein the ground wire is fixed between the current-conducting plate 7 and the wiring frame 8 with the baffle, at the moment, as shown in figure 2, the wiring frame 8 with the baffle in the zero line wiring slot and the live wire wiring slot has a space capable of rising, at the moment, the distance from the insulating baffle 10 to the upper end of the wiring frame 8 with the baffle in the zero line wiring slot and the live wire wiring slot is equal to the distance from the upper end of the electric wire 11 to the lower end of the current-conducting plate 7, namely, when the wiring frame 8 with the baffle in the zero line wiring slot and the live wire wiring slot rises to contact the insulating baffle 10, the upper end of the electric wire 11 just contacts the lower end of the current-conducting plate 7, and the ground wire, the zero line and the live wire are connected; the incoming line end 2 is also connected with a ground wire, a zero line and a live wire, as shown in fig. 3;
only when the inlet and outlet ends are simultaneously connected with the ground wire, the normal connection of the live wire and the zero line can be ensured, the good grounding of the load at the lower end is ensured, and the electric leakage accident caused by the leakage connection of the ground wire is avoided.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (1)
1. A safety leakage protector is characterized by comprising an insulating shell (1), wherein the upper part of the insulating shell is provided with an incoming line end (2), the lower part of the insulating shell is provided with an outgoing line end (3), and the incoming line end (2) and the outgoing line end (3) are respectively provided with a zero line interface (4), a ground line interface (5) and a live line interface (6);
a zero line wiring mechanism (401) is arranged at the zero line interface (4), a ground wire wiring mechanism (501) is arranged at the ground wire interface (5), and a live wire wiring mechanism (601) is arranged at the live wire interface (6);
interfaces of the inlet end (2) and the outlet end (3) of the safety leakage protector are a zero line interface (4), a ground line interface (5) and a live line interface (6) from left to right in sequence, the zero line interface (4) is parallel to the live line interface (6), and the positions of the ground line interface (5) and the positions of the zero line interface (4) and the live line interface (6) are staggered;
a zero line wiring groove, a ground wire wiring groove and a live wire wiring groove are formed in the insulating shell (1) of the safety leakage protector;
the zero line wiring mechanism (401) is positioned in a zero line wiring groove, the zero line wiring mechanism (401) comprises a conductive plate (7) fixed in the zero line wiring groove, a wiring frame (8) with a baffle is arranged on the periphery of the conductive plate (7), a wiring screw (9) is connected to the side wall of the wiring frame (8) with the baffle in a threaded mode, the head of the wiring screw (9) is clamped on the insulating shell (1), and the tail end of the wiring screw (9) abuts against the conductive plate (7);
the ground wire wiring mechanism (501) is positioned in a ground wire wiring groove, the ground wire wiring mechanism (501) comprises a conductive plate (7) fixed in the ground wire wiring groove, a wiring frame (8) with a baffle is arranged on the periphery of the conductive plate (7), a wiring screw (9) is connected to the side wall of the wiring frame (8) with the baffle in a threaded manner, the head of the wiring screw (9) is clamped on the insulating shell (1), and the tail end of the wiring screw (9) abuts against the conductive plate (7);
the live wire wiring mechanism (601) is positioned in the live wire wiring groove, the live wire wiring mechanism (601) comprises a conductive plate (7) fixed in the live wire wiring groove, a wiring frame (8) with a baffle is arranged on the periphery of the conductive plate (7), a wiring screw (9) is in threaded connection with the side wall of the wiring frame (8) with the baffle, the head of the wiring screw (9) is clamped on the insulating shell (1), and the tail end of the wiring screw (9) abuts against the conductive plate (7);
the wiring screw (9) of the safety leakage protector is in threaded connection with the side wall of the top of the wiring frame (8) with the baffle, an insulating baffle (10) is fixedly arranged at the bottom of the wiring frame (8) with the baffle of the ground wire wiring mechanism (501), and two ends of the insulating baffle (10) are respectively partially overlapped with the wiring frame (8) with the baffle of the zero wire wiring mechanism (401) and the wiring frame (601) with the baffle of the live wire wiring mechanism (601);
two ends of the insulating baffle (10) of the safety leakage protector are respectively connected with the insulating shell (1) in a sliding manner;
the wiring frame (8) with the baffle of the safety leakage protector is movably sleeved outside the conductive plate (7), the space between the bottom of the conductive plate (7) and the wiring frame (8) with the baffle is used for placing an electric wire (11), and when the wiring screw (9) is screwed, the electric wire (11) is fixed between the conductive plate (7) and the wiring frame (8) with the baffle;
after the electric wire (11) at the position of the ground wire interface (5) is simultaneously contacted with the conductive plate (7) and the wiring frame (8) with the baffle, the electric wire in the zero wire interface (4) and the live wire interface (6) can be simultaneously contacted with the conductive plate (7) and the wiring frame (8) with the baffle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011310218.9A CN112599989B (en) | 2020-11-20 | 2020-11-20 | Safety leakage protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011310218.9A CN112599989B (en) | 2020-11-20 | 2020-11-20 | Safety leakage protector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112599989A CN112599989A (en) | 2021-04-02 |
| CN112599989B true CN112599989B (en) | 2022-07-01 |
Family
ID=75183558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011310218.9A Active CN112599989B (en) | 2020-11-20 | 2020-11-20 | Safety leakage protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112599989B (en) |
Citations (10)
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|---|---|---|---|---|
| DE3417010A1 (en) * | 1984-05-09 | 1985-11-14 | Karl Lumberg GmbH & Co, 5885 Schalksmühle | ELECTRICAL TERMINAL |
| CN1356742A (en) * | 2000-11-29 | 2002-07-03 | 富士电机株式会社 | Terminal unit for electric equipment |
| JP2006014577A (en) * | 2004-05-28 | 2006-01-12 | Toyota Motor Corp | Interlock device |
| JP2007122990A (en) * | 2005-10-26 | 2007-05-17 | Matsushita Electric Works Ltd | Receptacle |
| CN201222540Y (en) * | 2008-02-29 | 2009-04-15 | 菲尼克斯电气公司 | Electric connection plug |
| CN102195212A (en) * | 2010-03-03 | 2011-09-21 | Wago管理有限责任公司 | Insertion connector and matching insertion connector |
| CN204189732U (en) * | 2014-11-14 | 2015-03-04 | 桂林机床电器有限公司 | A kind of single-phase earth leakage protection switch |
| CN205122809U (en) * | 2015-10-27 | 2016-03-30 | 浙江正泰电器股份有限公司 | Binding post of two positions wiring |
| CN208189852U (en) * | 2018-05-03 | 2018-12-04 | 宁波公牛电器有限公司 | A kind of the electrocution-proof protection structure and movable socket of movable socket |
| CN209029538U (en) * | 2018-11-15 | 2019-06-25 | 嘉善顶盛电器配件有限公司 | Needing socket with safety door |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101533974A (en) * | 2009-01-14 | 2009-09-16 | 南通市华冠电器有限公司 | Terminal block |
| CN205583175U (en) * | 2016-05-03 | 2016-09-14 | 广东电网有限责任公司珠海供电局 | Grounding -wire fixed apparatus |
| US20180294582A1 (en) * | 2017-04-05 | 2018-10-11 | Mike Vernica | Armored Cable Ground Clamp |
| CN208272268U (en) * | 2018-04-16 | 2018-12-21 | 王仁孝 | A kind of concealed pulling buckle wiring locking device |
| CN211182610U (en) * | 2019-12-20 | 2020-08-04 | 广州德心人电器有限公司 | Three-plug |
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- 2020-11-20 CN CN202011310218.9A patent/CN112599989B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3417010A1 (en) * | 1984-05-09 | 1985-11-14 | Karl Lumberg GmbH & Co, 5885 Schalksmühle | ELECTRICAL TERMINAL |
| CN1356742A (en) * | 2000-11-29 | 2002-07-03 | 富士电机株式会社 | Terminal unit for electric equipment |
| JP2006014577A (en) * | 2004-05-28 | 2006-01-12 | Toyota Motor Corp | Interlock device |
| JP2007122990A (en) * | 2005-10-26 | 2007-05-17 | Matsushita Electric Works Ltd | Receptacle |
| CN201222540Y (en) * | 2008-02-29 | 2009-04-15 | 菲尼克斯电气公司 | Electric connection plug |
| CN102195212A (en) * | 2010-03-03 | 2011-09-21 | Wago管理有限责任公司 | Insertion connector and matching insertion connector |
| CN204189732U (en) * | 2014-11-14 | 2015-03-04 | 桂林机床电器有限公司 | A kind of single-phase earth leakage protection switch |
| CN205122809U (en) * | 2015-10-27 | 2016-03-30 | 浙江正泰电器股份有限公司 | Binding post of two positions wiring |
| CN208189852U (en) * | 2018-05-03 | 2018-12-04 | 宁波公牛电器有限公司 | A kind of the electrocution-proof protection structure and movable socket of movable socket |
| CN209029538U (en) * | 2018-11-15 | 2019-06-25 | 嘉善顶盛电器配件有限公司 | Needing socket with safety door |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112599989A (en) | 2021-04-02 |
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