CN217641946U

CN217641946U - Safe extension socket

Info

Publication number: CN217641946U
Application number: CN202221174177.XU
Authority: CN
Inventors: 冯华雄; 黄登洪
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-05-16
Filing date: 2022-05-16
Publication date: 2022-10-21
Anticipated expiration: 2032-05-16

Abstract

The utility model provides a safe row inserts, including casing and closing cap, be provided with the electricity of inserting window in the casing, the electricity of inserting module that the electricity window includes a plurality of an organic whole setting, be provided with live wire mounting groove and zero line mounting groove in the electricity of inserting module, be provided with live wire in the live wire mounting groove and link the contact strip, be provided with zero line in the zero line mounting groove and link the contact strip, separate through first baffle between live wire mounting groove and the zero line mounting groove, the both sides of the electricity of inserting window are provided with first water drainage tank and second water drainage tank respectively, first water drainage tank and second water drainage tank do not communicate each other, first water drainage tank communicates each live wire mounting groove respectively, the second water drainage tank communicates each zero line mounting groove respectively. The utility model discloses a set up the live wire mounting groove and the zero line mounting groove that separate each other on inserting the electricity module of electricity window, set up in addition respectively with first water drainage tank, the second water drainage tank of live wire mounting groove, zero line mounting groove intercommunication, when water gets into safe row from the jack and inserts inside, can not take place the short circuit yet.

Description

Safe extension socket

Technical Field

The utility model relates to a arrange and insert waterproof technical field, in particular to safe row inserts.

Background

The socket is a multi-position socket with wires, commonly called a patch board, a socket, a scholar electric wire lengthening assembly or an extension line socket. A strip refers to a multi-position receptacle that has a power cord and a plug and that can be moved. More than one power plug can be connected, so that the space and the circuit are saved.

Most of the power strip in the market at present does not have waterproof capability, and when water is splashed onto the power strip, the power strip is easy to cause short circuit and even burn; some socket strips have a waterproof structure, but the waterproof effect is general, and if more water is splashed onto the socket strips, short circuit of the socket strips is still easily caused.

Therefore, further improvements are necessary.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a simple structure, waterproof performance is good, safe and reliable, the safe row that the practicality is strong inserts to overcome the weak point among the prior art.

According to a safe row of this purpose design inserts, including casing and closing cap board, the closing cap board lid closes the rear end opening part at the casing, is provided with in the casing and inserts electric window, its characterized in that: insert electric window includes the integrative electricity module of inserting that sets up of a plurality of, insert and be provided with live wire mounting groove and zero line mounting groove in the electricity module, be provided with the live wire in the live wire mounting groove and link the contact strip, be provided with the zero line in the zero line mounting groove and link the contact strip, separate through first baffle between live wire mounting groove and the zero line mounting groove, the both sides of inserting electric window are provided with first water drainage tank and second water drainage tank respectively, first water drainage tank and second water drainage tank do not communicate each other, first water drainage tank communicates each live wire mounting groove respectively, the second water drainage tank communicates each zero line mounting groove respectively.

The utility model discloses a switch, including switch body, sealing member, button clamping ring, elastic component and switch body, be provided with the switch subassembly in the casing, the switch subassembly includes shift knob, sealing member, button clamping ring, elastic component and switch body, and shift knob passes the panel of casing and inserts in the casing, and the switch body is fixed on the casing, and the button clamping ring is located between switch body and the shift knob, and the sealing member cover is in the one end of switch body, and the elastic component setting is between switch body and sealing member, and the sealing member inserts shift knob's hole, and the sealing member is located between shift knob and the button clamping ring.

The sealing member includes the sealing ring and sets up the sealed post in the middle of the sealing ring, and sealed post inserts shift knob's hole, and the one end opening of sealed post sets up, forms the trepanning, and the one end of switch body is provided with the portion of cup jointing, and sealed post cover is in the periphery of the portion of cup jointing, and the elastic component setting is cup jointing between portion and the trepanning diapire.

Be provided with the via hole on the panel of casing, shift knob passes in the via hole inserts the casing, be provided with the clearance between shift knob and the via hole, form the cavity between sealing ring and the sealed post, shift knob's periphery is provided with first chimb, first chimb is located the casing, and mutually support with the panel inner wall of casing, first chimb sets up in the cavity, the periphery of sealing ring is provided with the second chimb, the second chimb is located the periphery of first chimb, the second chimb is pressed and is established between the panel inner wall of button clamping ring outer loop and casing, and the panel inner wall of second chimb and casing is sealed cooperation each other, so that water can not follow inside the clearance inflow casing.

Be provided with electricity inserting window installation cavity and switch installation cavity in the casing, the electricity inserting window is installed in electricity inserting window installation cavity, and the switch unit mount is in the switch installation cavity, and electricity inserting window installation cavity and switch installation cavity separate through the median septum.

Still be provided with the ground wire mounting groove in the electricity module, the ground wire mounting groove is located between live wire mounting groove and the zero line mounting groove, separates through the second baffle between ground wire mounting groove and live wire mounting groove, the zero line mounting groove, is provided with the ground wire in the ground wire mounting groove and links the contact strip.

The first drainage groove and the second drainage groove are respectively positioned at two sides of the live wire installation groove or the zero line installation groove, a third partition plate is arranged between the live wire installation groove or the zero line installation groove and the first drainage groove, a fourth partition plate is arranged between the live wire installation groove or the zero line installation groove and the second drainage groove, and the first drainage groove and the second drainage groove are separated by the third partition plate and the fourth partition plate; be provided with first breach on the third baffle, the live wire mounting groove is provided with the second breach through first breach intercommunication first water drainage tank on the fourth baffle, and the zero line mounting groove passes through second breach intercommunication second water drainage tank.

The panel is provided with a plurality of groups of jacks, and the jacks are round holes, square holes, universal special-shaped holes or any combination of the three.

One side of electricity inserting window is provided with the protection window, the protection window includes the integrative protective film who sets up of a plurality of, protective film and electricity inserting module one-to-one, the last protective groove that is provided with of protective film, install the guard gate in the protective groove, the guard gate slides and sets up in the protective groove, the jack includes the live wire jack, zero line jack and ground wire jack, be provided with the live wire via hole on the diapire of protective groove, zero line via hole and ground wire via hole, the ground wire jack passes through ground wire via hole intercommunication ground wire mounting groove, be provided with the stifled hole portion of live wire and the stifled hole portion of zero line on the guard gate, open or block up live wire via hole and zero line via hole through the stifled hole portion of live wire and zero line when the guard gate slides in the protective groove, when live wire via hole and zero line via hole are opened, the live wire jack passes through live wire via hole intercommunication mounting groove, the zero line jack passes through zero line via hole intercommunication zero line via hole.

One of the conductive ends of the switch body is connected with a power supply live wire, the other conductive end of the switch body is connected with the live wire and the contact strip, the zero line is connected with the contact strip and is directly connected with the power supply zero line, and the ground wire is connected with the contact strip and is directly connected with the power supply ground wire.

The utility model discloses a set up the live wire mounting groove and the zero line mounting groove that separate each other on the electricity module of inserting electricity window, set up respectively with the live wire mounting groove in addition, the first water drainage tank of zero line mounting groove intercommunication, the second water drainage tank, when water gets into the live wire mounting groove of safe row's inside of inserting from (live wire, zero line) jack, the zero line mounting groove, water in the live wire mounting groove can be discharged into first water drainage tank, water in the zero line mounting groove can be discharged into the second water drainage tank, first water drainage tank and second water drainage tank are not mutually communicated, and live wire mounting groove and zero line mounting groove separate through the baffle, therefore water in the live wire mounting groove can't get into the zero line mounting groove, and similarly, water in the zero line mounting groove also can't get into the live wire mounting groove, so the short circuit just can not take place between live wire contact strip and the zero line contact strip, first water drainage tank and second water drainage tank have the effect, even arrange and insert more water that gets into, the short circuit can not take place yet; after first water drainage tank and second water drainage tank intake, the user can reverse the row and insert through (live wire, zero line) jack with water pour out the row insert outside, also can wait for the water evaporation in first water drainage tank and the second water drainage tank to fall.

Drawings

Fig. 1-4 are schematic overall structural diagrams of the safety extension socket according to different application examples in an embodiment of the present invention.

Fig. 5 is a schematic view of an overall structure of the safety patch board according to an embodiment of the present invention after the casing is removed.

Fig. 6 is a schematic view of the whole structure of the safety extension socket after the casing and the protection window are removed according to an embodiment of the present invention.

Fig. 7 is a schematic view of the overall structure of the safety extension socket after the cover sealing plate is removed according to an embodiment of the present invention.

Fig. 8 is a cross-sectional view of a safety extension socket according to an embodiment of the present invention.

Fig. 9 is an enlarged structural view at B in fig. 8.

Fig. 10 is an exploded schematic view of a power switch module according to an embodiment of the present invention.

Fig. 11 is a schematic view of an overall structure of a sealing member according to an embodiment of the present invention.

Fig. 12 is a schematic view of an overall structure of a power switch assembly according to an embodiment of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

Referring to fig. 1-12, this safe row inserts, including casing 1 and closing plate 2, closing plate 2 covers the rear end opening part at casing 1, be provided with electricity inserting window 3 in the casing 1, electricity inserting window 3 includes two (electricity inserting module 4 quantity is not limited, this embodiment sets up two) integrative electricity inserting module 4 that sets up, be provided with live wire mounting groove 4.1 and zero line mounting groove 4.2 in electricity inserting module 4, be provided with live wire even contact strip 5 in live wire mounting groove 4.1, be provided with zero line even contact strip 6 in zero line mounting groove 4.2, separate through first baffle 4.3 between live wire mounting groove 4.1 and the zero line mounting groove 4.2, make live wire mounting groove 4.1 and zero line mounting groove 4.2 not communicate each other, the unable zero line mounting groove 4.2 that gets into of water in the live wire mounting groove 4.1, the both sides of electricity inserting window 3 are provided with first water drainage groove 3.1 and second water drainage groove 3.2 respectively, first water drainage groove 3.1 and second water drainage groove 3.2 do not communicate each other, each water drainage groove 4.2 of live wire drainage groove communicates each other respectively.

Be provided with switch assembly A in the casing 1, switch assembly A includes shift knob 7, sealing member 8, button clamping ring 9, spring 10 and switch body 11, shift knob 7 passes in casing 1's panel 1.1 inserts casing 1, switch body 11 passes through the screw post to be fixed on casing 1, button clamping ring 9 is located between switch body 11 and the

shift knob

7, 8 covers in switch body 11's one end of sealing member, spring 10 sets up between switch body 11 and sealing member 8, sealing member 8 inserts shift knob 7's hole 7.1, and sealing member 8 is located between shift knob 7 and the button clamping ring 9.

Sealing member 8 includes sealing ring 8.1 and sets up sealing post 8.2 in the middle of sealing ring 8.1, and sealing post 8.2 inserts shift knob 7's hole 7.1, and sealing post 8.2's one end opening sets up, forms trepanning 8.3, and the one end of switch body 11 is provided with cup joint portion 11.1, and sealing post 8.2 cover is in the periphery of cup joint portion 11.1, and spring 10 sets up between cup joint portion 11.1 and trepanning 8.3 diapire. Reset after shift knob 7 that row on the market inserted presses generally resets through the elasticity of sealing member 8, but sealing member 8 elasticity is general, and elasticity can decline after using for a long time, leads to shift knob 7 easily and can not reset, increases spring 10 between sealing member 8 and switch body 11, can improve elasticity, and elasticity can not decline after using for a long time yet.

Be provided with via hole 1.2 on the panel 1.1 of casing 1, shift knob 7 passes in via hole 1.2 inserts casing 1, be provided with clearance 12 between shift knob 7 and the via hole 1.2, form cavity 8.4 between sealing ring 8.1 and the sealed post 8.2, shift knob 7's periphery is provided with first chimb 7.2, first chimb 7.2 is located casing 1, and mutually support with panel 1.1 inner wall of casing 1, first chimb 7.2 sets up in cavity 8.4, sealing ring 8.1's periphery is provided with second chimb 8.5, second chimb 8.5 is located first chimb 7.2's periphery, second chimb 8.5 is pressed and is established between button clamping ring 9 outer ring and casing 1's panel 1.1 inner wall, second chimb 8.5's outward flange upwards buckles, make and form recess 8.6 between second chimb 8.5 and the sealing ring 8.1, the one end of button clamping ring 9 outer ring inserts in recess 8.6, and the panel 1.5 and the inner wall of second chimb 1 can not cooperate with the inside water from the casing 1, make the panel 12 of casing 1 in order to flow in the clearance not to flow in each other. In this structure, first chimb 7.2 mutually supports with the panel 1.1 inner wall of casing 1, has sealed effect for the water that gets into clearance 12 mostly can not get into in cavity 8.4, even have in little water gets into cavity 8.4, nevertheless because second chimb 8.5 mutually sealed cooperation with the panel 1.1 inner wall of casing 1, the water in the cavity 8.4 can not get into the position of casing 1 internal switch body 11, improves the waterproof performance that row inserted greatly.

Be provided with electricity inserting window installation cavity 1.3 and switch installation cavity 1.8 in casing 1, electricity inserting window 3 installs in electricity inserting window installation cavity 1.3, and switch module A installs in switch installation cavity 1.8, and electricity inserting window installation cavity 1.3 and switch installation cavity 1.8 separate through median septum 1.4 for electricity inserting window installation cavity 1.3 and switch installation cavity 1.8 are each other not intercommunicated, and both can not influence each other.

Still be provided with ground wire mounting groove 4.4 in the electricity module 4, ground wire mounting groove 4.4 is located between live wire mounting groove 4.1 and the zero line mounting groove 4.2, separates through second baffle 4.5 between ground wire mounting groove 4.4 and the live wire mounting groove 4.1, the zero line mounting groove 4.2, is provided with ground wire in the ground wire mounting groove 4.4 and links contact strip 13.

The first water drainage groove 3.1 and the second water drainage groove 3.2 are respectively positioned at two sides of the live wire installation groove 4.1 or the zero wire installation groove 4.2, a third partition plate 4.6 is arranged between the live wire installation groove 4.1 or the zero wire installation groove 4.2 and the first water drainage groove 3.1, a fourth partition plate 4.7 is arranged between the live wire installation groove 4.1 or the zero wire installation groove 4.2 and the second water drainage groove 3.2, and the first water drainage groove 3.1 and the second water drainage groove 3.2 are separated by the third partition plate 4.6 and the fourth partition plate 4.7, so that the first water drainage groove 3.1 and the second water drainage groove 3.2 are not communicated with each other; be provided with first breach 4.8 on the third baffle 4.6, live wire mounting groove 4.1 is provided with second breach 4.9 through first breach 4.8 intercommunication first water drainage tank 3.1 on the fourth baffle 4.7, and zero line mounting groove 4.2 is through second breach 4.9 intercommunication second water drainage tank 3.2.

The panel 1.1 is provided with a plurality of groups of jacks C, and the jacks C are round holes, square holes, universal special-shaped holes or any combination of the three. Referring to fig. 1, the plug hole C is a combination of a three-square hole and two universal special-shaped holes, that is, a combination of a three-hole plug potential and a two-hole plug potential, the three-hole plug potential and the two-hole plug potential can be integrally set (as shown in fig. 1) or independently set, the three-hole plug potential and the two-hole plug potential of the integrally set structure cannot be used at the same time, and the three-hole plug potential and the two-hole plug potential of the independently set structure can be used at the same time; referring to fig. 2, the insertion hole C is a three-round hole, i.e., a 15A three-round insertion; referring to fig. 3, the insertion hole C is a three-square hole, i.e., a 13A square pin; referring to fig. 4, the plug hole C is a three-universal special-shaped hole, namely a 13A universal plug.

A protective window 14 is arranged on one side of the power plug window 3, the protective window 14 comprises a plurality of protective modules 15 which are integrally arranged, the protective modules 15 correspond to the power plug modules 4 one by one, a protective groove 15.1 is arranged on each protective module 15, a protective door 16 is arranged in each protective groove 15.1, each protective door 16 is arranged in each protective groove 15.1 in a sliding manner, each jack C comprises a live wire jack 1.5, a null wire jack 1.6 and a ground wire jack 1.7, a live wire through hole 15.2, a null wire through hole 15.3 and a ground wire through hole 15.4 are arranged on the bottom wall of each protective groove 15.1, each ground wire jack 1.7 is communicated with each ground wire mounting groove 4.4 through the ground wire through hole 15.4, each protective door 16 is provided with a live wire plugging part 16.1 and a null wire plugging part 16.2, each protective door 16 is opened or plugged into each live wire through the corresponding null wire plugging part 16.2 when sliding in each protective groove 15.1, and each live wire plugging part 16.1 is inserted into a plug guide inclined plane, the plug acts on the guide inclined plane, so that the protective door 16 slides in the protective groove 15.1, the live wire through hole 15.2 and the zero line through hole 15.3 can be opened, a reset spring is arranged between the protective door 16 and the inner wall of the protective groove 15.1, when the plug is pulled out of the extension socket, the protective door 16 slides and resets under the elastic force action of the reset spring, the live wire through hole part 16.1 and the zero line through hole part 16.2 block the live wire through hole 15.2 and the zero line through hole 15.3 again, the protective door 16 has the function of preventing children from using a screwdriver to insert into the extension socket from the live wire through hole 1.5 or the zero line through hole 1.6 in a unilateral way, so that the circuit in the extension socket is switched on to cause safety accidents, when the live wire through hole 15.2 and the zero line through hole 15.3 are opened, the live wire through hole 1.5 is communicated with the live wire mounting groove 4.1, the zero line through hole 1 is communicated with the zero line through hole 1.6 through the zero line through hole 15.3, the zero line through hole 4.2 is communicated with the zero line mounting groove 4.2, so that the plug can be inserted into the live wire mounting groove 4.1 and the zero line mounting groove 4.2, the plug is connected with live wire contact strip 5, zero line contact strip 6 contact to make the circuit in arranging the interpolation switch on, when live wire via hole 15.2 and zero line via hole 15.3 shutoff, live wire jack 1.5 is not communicated with live wire mounting groove 4.1, and zero line jack 1.6 is not communicated with zero line mounting groove 4.2.

One of them electrically conductive end of switch body 11 connects the power live wire, and the other electrically conductive end of switch body 11 connects the live wire and links contact strip 5, and the zero line links 6 lug connection power zero line of contact strip, and the ground wire links contact strip 13 lug connection power ground wire, and each live wire links to connect through parallel connection piece between contact strip 5, and each zero line links to connect through parallel connection piece between contact strip 6, and each ground wire links to connect through parallel connection piece between contact strip 13.

The foregoing is a preferred embodiment of the present invention showing and describing the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration only, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a safe row inserts, includes casing (1) and closing cap (2), and closing cap (2) lid closes the rear end opening part at casing (1), is provided with in casing (1) and inserts electric window (3), its characterized in that: insert electric window (3) including a plurality of integrative electric module (4) of inserting that sets up, be provided with live wire mounting groove (4.1) and zero line mounting groove (4.2) in inserting electric module (4), be provided with live wire in live wire mounting groove (4.1) and link contact strip (5), be provided with zero line in zero line mounting groove (4.2) and link contact strip (6), separate through first baffle (4.3) between live wire mounting groove (4.1) and the zero line mounting groove (4.2), the both sides of inserting electric window (3) are provided with first water drainage tank (3.1) and second water drainage tank (3.2) respectively, first water drainage tank (3.1) and second water drainage tank (3.2) do not communicate each other, first water drainage tank (3.1) communicate each live wire mounting groove (4.1) respectively, second water drainage tank (3.2) communicate each zero line mounting groove (4.2) respectively.

2. The secure patch cord of claim 1, wherein: be provided with switch module (A) in casing (1), switch module (A) includes shift knob (7), sealing member (8), button clamping ring (9), elastic component (10) and switch body (11), shift knob (7) pass panel (1.1) of casing (1) and insert in casing (1), switch body (11) are fixed on casing (1), button clamping ring (9) are located between switch body (11) and shift knob (7), sealing member (8) cover is in the one end of switch body (11), elastic component (10) set up between switch body (11) and sealing member (8), hole (7.1) of shift knob (7) are inserted in sealing member (8), and sealing member (8) are located between shift knob (7) and button clamping ring (9).

3. The secure patch cord of claim 2, wherein: sealing member (8) include sealing ring (8.1) and set up sealed post (8.2) in the middle of sealing ring (8.1), hole (7.1) of shift knob (7) are inserted in sealed post (8.2), the one end opening setting of sealed post (8.2), form trepanning (8.3), the one end of switch body (11) is provided with cup joints portion (11.1), sealed post (8.2) cover is in the periphery of cup jointing portion (11.1), elastic component (10) set up between portion (11.1) and trepanning (8.3) diapire of cup jointing.

4. The secure patch panel of claim 3, wherein: be provided with via hole (1.2) on panel (1.1) of casing (1), shift knob (7) pass in via hole (1.2) inserts casing (1), be provided with clearance (12) between shift knob (7) and via hole (1.2), form cavity (8.4) between sealing ring (8.1) and sealed post (8.2), the periphery of shift knob (7) is provided with first chimb (7.2), first chimb (7.2) are located casing (1), and mutually support with panel (1.1) inner wall of casing (1), first chimb (7.2) set up in cavity (8.4), the periphery of sealing ring (8.1) is provided with second chimb (8.5), second chimb (8.5) are located the periphery of first chimb (7.2), second chimb (8.5) are pressed and are established between panel (1.1) inner wall of outer loop and casing (9) and casing (1), and second chimb (8.5) and the panel (1) inner wall that can not cooperate from casing (1) interior water flow in order to make the sealed panel (1.12).

5. The secure patch cord of claim 4, wherein: be provided with in casing (1) and insert electric window installation cavity (1.3) and switch installation cavity (1.8), insert electric window (3) and install in inserting electric window installation cavity (1.3), install in switch installation cavity (1.8) switch subassembly (A), insert electric window installation cavity (1.3) and switch installation cavity (1.8) and separate through median septum (1.4).

6. The secure patch cord of claim 2, wherein: still be provided with ground wire mounting groove (4.4) in plug-in module (4), ground wire mounting groove (4.4) are located between live wire mounting groove (4.1) and zero line mounting groove (4.2), separate through second baffle (4.5) between ground wire mounting groove (4.4) and live wire mounting groove (4.1), the zero line mounting groove (4.2), are provided with ground wire in ground wire mounting groove (4.4) and link contact strip (13).

7. The secure patch cord of claim 6, wherein: the first drainage groove (3.1) and the second drainage groove (3.2) are respectively positioned at two sides of the live wire installation groove (4.1) or the zero line installation groove (4.2), a third partition plate (4.6) is arranged between the live wire installation groove (4.1) or the zero line installation groove (4.2) and the first drainage groove (3.1), a fourth partition plate (4.7) is arranged between the live wire installation groove (4.1) or the zero line installation groove (4.2) and the second drainage groove (3.2), and the first drainage groove (3.1) and the second drainage groove (3.2) are separated by the third partition plate (4.6) and the fourth partition plate (4.7); be provided with first breach (4.8) on third baffle (4.6), live wire mounting groove (4.1) are provided with second breach (4.9) through first breach (4.8) intercommunication first water drainage tank (3.1) on fourth baffle (4.7), and zero line mounting groove (4.2) are through second breach (4.9) intercommunication second water drainage tank (3.2).

8. The secure patch cord of claim 7, wherein: the panel (1.1) is provided with a plurality of groups of jacks (C), and the jacks (C) are round holes, square holes, universal special-shaped holes or any combination of the round holes, the square holes and the universal special-shaped holes.

9. The secure patch cord of claim 8, wherein: a protective window (14) is arranged on one side of the power plug window (3), the protective window (14) comprises a plurality of protective modules (15) which are integrally arranged, the protective modules (15) correspond to the power plug modules (4) one by one, a protective groove (15.1) is arranged on each protective module (15), a protective door (16) is arranged in each protective groove (15.1), each protective door (16) is arranged in each protective groove (15.1) in a sliding mode, each jack (C) comprises a live wire jack (1.5), a null wire jack (1.6) and a ground wire jack (1.7), a live wire via hole (15.2), a null wire via hole (15.3) and a ground wire via hole (15.4) are arranged on the bottom wall of each protective groove (15.1), each ground wire jack (1.7) is communicated with each ground wire mounting groove (4.4) through each ground wire via hole (15.4), each protective door (16) is provided with a live wire via hole (16.1) and a null wire via hole (16.2) or live wire via hole (15.2), each protective door (16.1) and each live wire via hole (15.2) is opened when each live wire via hole (15.1) and each live wire via hole (15.2) is closed, the live wire jack (1.5) is communicated with the live wire mounting groove (4.1) through the live wire through hole (15.2), and the null line jack (1.6) is communicated with the null line mounting groove (4.2) through the null line through hole (15.3).

10. The secure patch cord of any one of claims 6-9, wherein: one of the conductive ends of the switch body (11) is connected with a power supply live wire, the other conductive end of the switch body (11) is connected with the live wire and the contact strip (5), the zero line and the contact strip (6) are directly connected with a power supply zero line, and the ground wire and the contact strip (13) are directly connected with a power supply ground wire.