CN219163749U - Protection door, socket and power strip - Google Patents

Abstract

The utility model relates to a protection door, a socket and a power strip, wherein the protection door comprises an N-pole baffle plate and an L-pole baffle plate, the N-pole baffle plate is an inclined plane, a plug presses the N-pole baffle plate to drive the protection door to move and open, the lowest position of the N-pole baffle plate is higher than the highest position of the L-pole baffle plate, and the plug presses the L-pole baffle plate to drive the protection door to move and open. The protection door is driven by the N pole, and meanwhile, the protection door can not be driven to be opened by inserting the independent L pole, so that a socket or a power strip applying the protection door can be smoothly inserted and pulled, and the accident that a child gets an electric shock due to the fact that the child touches the L pole jack by mistake can be avoided.

Description

Protection door, socket and power strip

Technical Field

The utility model relates to the technical field of electrical safety, in particular to a protection door, a socket and a power strip.

Background

The current new national standard requirements of the sockets are that all sockets, mobile patch boards and converter jacks must be additionally provided with safety protection doors, so that electric shock accidents caused by false touching of fingers or metal objects by children are avoided. The protection door in the prior art is mostly driven by the L pole and the N pole at the same time, namely, the protection door can be driven to be opened only by the L pole and the N pole which are inserted at the same time, and the protection door can not be driven to be opened when any monopole is inserted. Some protection doors allow N poles to be driven, namely the protection doors can be driven to be opened when the N poles are inserted, the socket is smoothly inserted and pulled out, but the protection doors can be driven to be opened when the L poles are inserted, so that potential safety hazards exist, and the child protection effect is poor.

Disclosure of Invention

The utility model aims to solve the technical problem of providing the protection door, which adopts N pole driving and can ensure that the protection door can not be driven to be opened by inserting an independent L pole, so that the socket can be smoothly inserted and pulled, and the accident that a child gets an electric shock due to the fact that the child touches the L pole jack by mistake can be avoided.

The technical scheme includes that the protective door comprises an N-pole baffle plate and an L-pole baffle plate, the N-pole baffle plate is an inclined plane, a plug presses the N-pole baffle plate to drive the protective door to move and open, the lowest position of the N-pole baffle plate is higher than the highest position of the L-pole baffle plate, and the plug presses the L-pole baffle plate to drive the protective door to move and open.

Compared with the prior art, the protection door has the following advantages: the protection door is driven by the N pole, when the N pole plug presses the N pole baffle, the N pole plug and the inclined plane N pole baffle can slide relatively to drive the protection door to move and open, and compared with the protection door driven by bipolar simultaneous insertion, the protection door driven by monopolar insertion is smoother in insertion and extraction; the plug presses the L-pole baffle plate and can not drive the protective door to move and open, namely, the situation that the protective door can not be driven to open by inserting an independent L-pole can be ensured, and the accident that a child gets an electric shock due to the fact that the child touches the L-pole jack by mistake can be avoided; the lowest position of the N pole baffle is higher than the highest position of the L pole baffle, namely before the N pole plug slides to the lowest position of the inclined plane N pole baffle, the protection door is not opened, the L pole plug and the L pole baffle cannot be contacted, and the phenomenon that the protection door cannot be opened due to interference of the L pole baffle to the L pole plug is avoided.

Preferably, the L-pole stop is planar. By adopting the structure, when the protection door is applied to the socket, the insert can only be abutted and pressed with the L pole baffle plate when the L pole is inserted alone, and the protection door can not be driven to be opened.

Preferably, the L-pole baffle plate is an inclined plane, and the inclination direction of the L-pole baffle plate is opposite to that of the N-pole baffle plate; the protection door on be provided with the spacing face, the plug presses L utmost point separation blade and enables spacing face and be used for installing the structure of protection door inconsistent. By adopting the structure, when the single L pole is inserted, the moving direction of the protective door is opposite to the moving opening direction of the protective door driven by the single N pole, so that the limiting surface is in conflict with the structure for installing the protective door, the protective door is prevented from moving to be opened, namely, the situation that the protective door cannot be driven to be opened by the single L pole is ensured, and the accident of electric shock caused by the fact that a child touches the L pole jack by mistake is avoided.

Preferably, a protection door spring seat for installing a spring is arranged on the protection door; the protection door spring seat is arranged to face to the right, and the plug presses the N-pole baffle plate to drive the protection door to move to the right to be opened; or the protection door spring seat is arranged towards the left side, and the plug presses the N pole baffle plate to drive the protection door to move leftwards to be opened. By adopting the structure, the elastic piece is arranged between the protection door spring seat and the structure for installing the protection door, so that the protection door is conveniently reset after the plug is pulled out.

Preferably, the protection door is a bipolar protection door, the N-pole baffle plate and the L-pole baffle plate are respectively arranged on the left side and the right side of the bipolar protection door, and the protection door spring seat is a bipolar spring seat. With this structure, a bipolar protection door is realized that is opened only by driving the protection door with the N pole, while ensuring that the individual L poles are inserted into the bipolar protection door that cannot drive the protection door to open.

Preferably, the protection door is a three-pole protection door, and the N-pole baffle and the L-pole baffle are three-pole N-pole baffle and three-pole L-pole baffle respectively arranged at the left side and the right side of the three-pole protection door; the protection door spring seat is a tripolar spring seat. By adopting the structure, the three-pole protection door which is opened only by adopting the N pole to drive the protection door and can not be opened by driving the protection door by inserting the independent L pole is realized.

The utility model also provides a socket, which comprises a socket shell, wherein a plug bush installation part is arranged in the socket shell, an N-pole plug bush and an L-pole plug bush are arranged in the plug bush installation part, a protective door base is arranged above the plug bush installation part, the protective door is arranged in the protective door base, the N-pole baffle sheet and the L-pole baffle sheet are respectively shielded above the N-pole plug bush and the L-pole plug bush, a protective door elastic piece is arranged between the protective door base and the protective door spring seat, and the protective door elastic piece is compressed when the protective door is moved to be opened.

Compared with the prior art, the socket has the following advantages: when a child touches the L pole jack by mistake, the protection door cannot be driven to be opened, so that the occurrence of child accidents is avoided; when the socket is normally used, the plug can be inserted into the N pole to drive the protection door to be opened, and compared with the protection door which is simultaneously inserted into the double poles, the plug is smoother to insert and pull.

Preferably, the socket is a two-hole socket, the N-pole plug bush and the L-pole plug bush are respectively a bipolar N-pole plug bush and a bipolar L-pole plug bush, the protection door is a bipolar protection door, the N-pole baffle plate and the L-pole baffle plate are respectively arranged on the left side and the right side of the bipolar protection door, and the protection door spring seat is a bipolar spring seat. With this structure, a bipolar protection door is realized that is opened only by driving the protection door with the N pole, while ensuring that the individual L poles are inserted into the bipolar protection door that cannot drive the protection door to open. By adopting the structure, the two-hole socket which is opened by driving the protection door only through the N poles and can not be opened by driving the protection door through the independent L poles is realized.

Preferably, the socket is a three-hole socket, the N-pole plug bush and the L-pole plug bush are respectively a three-pole N-pole plug bush and a three-pole L-pole plug bush, one side of the three-pole N-pole plug bush and one side of the three-pole L-pole plug bush are also provided with a three-pole E-pole plug bush, the protection door is a three-pole protection door, and the N-pole baffle plate and the L-pole baffle plate are respectively arranged on the left side and the right side of the three-pole protection door; the protection door spring seat is a tripolar spring seat. By adopting the structure, the three-hole socket which adopts the N pole to drive the protection door to open and simultaneously ensures that the independent L pole is inserted into the three-hole socket which can not drive the protection door to open is realized.

Preferably, the socket is a five-hole socket, a bipolar N-pole plug bush, a bipolar L-pole plug bush, a three-stage N-pole plug bush, a three-stage L-pole plug bush and a three-stage E-pole plug bush are arranged in the plug bush mounting part, and the protection door comprises a bipolar protection door and a three-stage protection door; the N-pole baffle plate and the L-pole baffle plate which are positioned in the bipolar protection door are a bipolar N-pole baffle plate and a bipolar L-pole baffle plate which are respectively arranged at the left side and the right side of the bipolar protection door, and the protection door spring seat which is positioned in the bipolar protection door is a bipolar spring seat; the N pole baffle and the L pole baffle in the three-pole protection door are a three-pole N pole baffle and a three-pole L pole baffle which are respectively arranged at the left side and the right side of the three-pole protection door, and the protection door spring seat in the three-pole protection door is a three-pole spring seat; the protection door base on be provided with first spring holder and second spring holder, protection door elastic component including setting up bipolar spring between first spring holder and bipolar spring holder and setting up the tripolar spring between second spring holder and tripolar spring holder. By adopting the structure, the five-hole socket which adopts the bipolar N pole to drive the bipolar protection gate and adopts the three-stage N pole to drive the tripolar protection gate to open and simultaneously ensures that the bipolar protection gate and the tripolar protection gate can not be driven to open by independent L pole insertion is realized.

The utility model also provides a power strip, which comprises a power strip shell, wherein a plurality of two-hole sockets, three-hole sockets or five-hole sockets are arranged in the power strip shell. By adopting the structure, the two-hole socket, the three-hole socket and the five-hole socket can be combined into the power strip with various specifications, each group of two-hole socket or three-hole socket on the power strip is opened by adopting the N pole to drive the protection door, and meanwhile, the protection door can not be driven to be opened by single L pole insertion, so that the power strip is smooth in insertion and extraction, and the accident that children touch the L pole jacks by mistake to get electric shock can be avoided.

Drawings

Fig. 1 is a schematic internal structure of embodiment 1 of the socket of the present utility model.

Fig. 2 is a schematic structural view of the protective door assembly of fig. 1.

Fig. 3 is a schematic structural view of the bipolar protection gate of fig. 2.

Fig. 4 is a schematic structural diagram of the three-pole protection door in fig. 2.

As shown in the figure: 1. the socket comprises a socket shell, 1-1, a switch button, 1-2, an electric wire, 1-3, a plug bush installation part, 2, a protection door base, 2-1, a first spring seat, 2-2, a second spring seat, 3, a bipolar protection door, 3-1, a bipolar N pole baffle plate, 3-2, a bipolar L pole baffle plate, 3-3, a bipolar spring seat, 4, a tripolar protection door, 4-1, a tripolar N pole baffle plate, 4-2, a tripolar L pole baffle plate, 4-3, a tripolar spring seat, 5, a bipolar spring, 6 and a tripolar spring.

Detailed Description

For a better understanding of the present application, various aspects of the present application will be described in more detail with reference to the accompanying drawings. It should be understood that these detailed description are merely illustrative of exemplary embodiments of the application and are not intended to limit the scope of the application in any way. Like reference numerals refer to like elements throughout the specification.

In the drawings, the thickness, size and shape of the object have been slightly exaggerated for convenience of explanation. The figures are merely examples and are not drawn to scale.

It will be further understood that the terms "comprises," "comprising," "includes," "including" and/or "having," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. Furthermore, when an expression such as "… at least one" occurs after a list of features listed, the entire listed feature is modified rather than modifying a separate element in the list.

Example 1:

as shown in fig. 1, the socket of the present embodiment is a five-hole socket, and includes a socket housing 1, a socket mounting portion 1-3 is provided in the socket housing 1, a bipolar N-pole socket, a bipolar L-pole socket, a three-stage N-pole socket, a three-stage L-pole socket, and a three-stage E-pole socket are provided in the socket mounting portion 1-3, all the sockets are connected to a power source through an electrical lead 1-2, and a switch button 1-1 is further provided on the socket housing 1 for controlling the electrical lead 1-2 to be powered on or off to control the socket to be powered on or off. A protective door base 2 is arranged above the plug bush mounting part 1-3, and two protective doors, namely a bipolar protective door 3 and a tripolar protective door 4, are arranged in the protective door base.

As shown in fig. 3, the left and right sides of the bipolar protection door 3 are respectively provided with a bipolar N-pole baffle 3-1 and a bipolar L-pole baffle 3-2, the bipolar N-pole baffle 3-1 and the bipolar L-pole baffle 3-2 are respectively used for shielding above the bipolar N-pole plug bush and the bipolar L-pole plug bush, the bipolar N-pole baffle 3-1 is an inclined plane, the bipolar L-pole baffle 3-2 is also an inclined plane, the inclination directions of the bipolar N-pole baffle 3-1 and the bipolar L-pole baffle 3-2 are opposite, and the lowest position of the bipolar N-pole baffle 3-1 is higher than the highest position of the bipolar L-pole baffle 3-2; the lower side of the bipolar protection door 3 is provided with a bipolar spring seat 3-3, the bipolar spring seat 3-3 is arranged to face to the right, the plug presses the bipolar N-pole baffle plate 3-1 to drive the bipolar protection door 3 to move to the right to be opened, and the bipolar spring seat 3-3 simultaneously moves to the right; the left side of the bipolar spring seat 3-3 is provided with a limiting surface.

As shown in fig. 4, the left and right sides of the three-pole protection door 4 are respectively provided with a three-pole N-pole baffle 4-1 and a three-pole L-pole baffle 4-2, the three-pole N-pole baffle 4-1 and the three-pole L-pole baffle 4-2 are respectively used for shielding above the three-pole N-pole plug bush and the three-pole L-pole plug bush, the three-pole N-pole baffle 4-1 is an inclined plane, the three-pole L-pole baffle 4-2 is also an inclined plane, the inclined directions of the three-pole N-pole baffle 4-1 and the three-pole L-pole baffle 4-2 are opposite, and the lowest position of the three-pole N-pole baffle 4-1 is higher than the highest position of the three-pole L-pole baffle 4-2; the upper side of the three-pole protection door 4 is provided with a three-pole spring seat 4-3, the three-pole spring seat 4-3 is arranged to face to the right, the plug presses the three-pole N-pole baffle 4-1 to drive the three-pole protection door 4 to move to the right to be opened, and the three-pole spring seat 4-3 simultaneously moves to the right; the left side of the tripolar spring seat 4-3 is also provided with a limiting surface.

As shown in fig. 2, the bipolar protection door 3 and the tripolar protection door 4 are arranged up and down, the upper side wall of the bipolar protection door 3 is in sliding connection with the upper side inner wall of the protection door base 2, and the lower side wall of the tripolar protection door 4 is in sliding connection with the lower side inner wall of the protection door base 2; the left inner wall of the protective door base 2 is contacted with the left side of the bipolar spring seat 3-3 and limits the movement of the bipolar protective door 3 leftwards; the middle part of the protection door base 2 is provided with a first spring seat 2-1, and a bipolar spring 5 is arranged between the first spring seat 2-1 and the bipolar spring seat 3-3; the right side of the first spring seat 2-1 contacts the left side of the tripolar spring seat 4-3 and limits the movement of the tripolar protective door 4 leftwards; a second spring seat 2-2 is arranged on the right inner wall of the protective door base 2, and a tripolar spring 6 is arranged between the second spring seat 2-2 and the tripolar spring seat 4-3; the bottom of the bipolar spring seat 3-3 can slide along the top of the tripolar protective door 4, and the top of the tripolar spring seat 4-3 can slide along the bottom of the bipolar protective door 3.

When the bipolar plug is inserted into the bipolar jack, the bipolar N-pole plug presses the bipolar N-pole baffle 3-1 to drive the bipolar protection door 3 to move rightwards to be opened, and simultaneously the bipolar spring 5 is compressed until the bipolar plug is inserted into the bipolar N-pole plug bush and the bipolar L-pole plug bush. In the process, the bipolar L pole baffle plate cannot contact with the bipolar L pole plug, and cannot interfere with the bipolar protection door 3 to move rightwards. After the bipolar plug is pulled out, the bipolar spring 5 rebounds to push the bipolar protection door 3 to reset. When an elongated object is singly inserted into the bipolar L pole jack, the bipolar protection door 3 tends to move leftwards and is limited by the left inner wall of the protection door base 2, and the bipolar protection door 3 cannot move continuously, and cannot be opened, so that the accident of electric shock of children is avoided.

When the tripolar plug is inserted into the tripolar jack, the tripolar N pole plug presses the tripolar N pole separation blade 4-1 and can drive tripolar protection door 4 to move rightwards and open, compresses tripolar spring 6 simultaneously until the tripolar plug inserts in tertiary N pole plug bush, tripolar L pole plug bush and the tripolar E pole plug bush. In this process, the tripolar L pole baffle 4-2 will not contact with the tripolar L pole plug, and will not interfere with the tripolar protective door 4 to move rightwards. After the tripolar plug is pulled out, the tripolar spring 6 rebounds to push the tripolar protection door 4 to reset. When an elongated object is independently inserted into the tripolar L pole jack, the tripolar protective door 4 has a leftward movement trend and is limited by the first spring seat 2-1, and the tripolar protective door 4 cannot move continuously, and cannot be opened.

In other embodiments, the bipolar L-pole blocking piece may be a plane, and when the elongated object is individually inserted into the bipolar L-pole insertion hole, the elongated object only collides with the bipolar L-pole blocking piece, and cannot drive the bipolar protection door 3 to move and open, so that an accident of electric shock can occur to a child. Similarly, the tripolar L-shaped baffle 4-2 can be arranged to be a plane.

In other embodiments, the socket of the present utility model may be a two-hole socket, in which only a bipolar N-pole plug and a bipolar L-pole plug are provided in the plug housing mounting portion 1-3, and a bipolar protection door 3 is provided in the protection door base. The socket of the utility model can also be a three-hole socket, a three-level N pole plug bush, a three-level L pole plug bush and a three-level E pole plug bush are arranged in the plug bush mounting part 1-3, and a three-level protection door 4 is arranged in the protection door base.

In other embodiments, the five-hole socket described in the embodiment 1 and the two-hole socket and the three-hole socket of other embodiments may be freely combined to form a power strip capable of simultaneously performing multiple power strips, where the power strip includes a power strip housing, and the power strip housing may be used as a socket housing shared by all the power strips.

The foregoing is merely exemplary of the present utility model and is not intended to limit the scope of the present utility model; modifications and equivalent substitutions are intended to be included in the scope of the claims without departing from the spirit and scope of the present utility model.

Claims (11)

1. The utility model provides a protection door, includes N utmost point separation blade and L utmost point separation blade, its characterized in that, N utmost point separation blade is the inclined plane, and the plug presses N utmost point separation blade and can drive the protection door remove and open, the lowest position of N utmost point separation blade is higher than the highest position of L utmost point separation blade, the plug presses L utmost point separation blade and can not drive the protection door remove and open.

2. The protective door of claim 1, wherein the L-pole flap is planar.

3. The protective door according to claim 2, wherein the L-pole barrier is a slope, and the direction of inclination of the L-pole barrier is opposite to the direction of inclination of the N-pole barrier; the protection door on be provided with the spacing face, the plug presses L utmost point separation blade and enables spacing face and be used for installing the structure of protection door inconsistent.

4. A protective door according to any one of claims 1 to 3, wherein a protective door spring seat for mounting a spring is provided on the protective door; the protection door spring seat is arranged to face to the right, and the plug presses the N-pole baffle plate to drive the protection door to move to the right to be opened; or the protection door spring seat is arranged towards the left side, and the plug presses the N pole baffle plate to drive the protection door to move leftwards to be opened.

5. The protection door according to claim 4, wherein the protection door is a bipolar protection door (3), the N-pole baffle and the L-pole baffle are a bipolar N-pole baffle (3-1) and a bipolar L-pole baffle (3-2) respectively arranged at left and right sides of the bipolar protection door (3), and the protection door spring seat is a bipolar spring seat (3-3).

6. The protection door according to claim 4, wherein the protection door is a three-pole protection door (4), and the N-pole baffle and the L-pole baffle are a three-pole N-pole baffle (4-1) and a three-pole L-pole baffle (4-2) respectively arranged at the left side and the right side of the three-pole protection door (4); the protection door spring seat is a tripolar spring seat (4-3).

7. The utility model provides a socket, includes socket housing (1), is provided with plug bush installation department (1-3) in socket housing (1), is provided with N utmost point plug bush and L utmost point plug bush in plug bush installation department (1-3), its characterized in that, the top of plug bush installation department (1-3) is provided with the protection door base, is provided with the protection door according to claim 4 in the protection door base, N utmost point separation blade and L utmost point separation blade shelter from respectively in the top of N utmost point plug bush and L utmost point plug bush, the protection door base with the protection door spring holder between be provided with the protection door elastic component, the protection door remove compression when opening the protection door elastic component.

8. The socket of claim 7, wherein the socket is a two-hole socket, the N-pole plug and the L-pole plug are a bipolar N-pole plug and a bipolar L-pole plug, respectively, the protection door is a bipolar protection door (3), the N-pole baffle and the L-pole baffle are a bipolar N-pole baffle (3-1) and a bipolar L-pole baffle (3-2) respectively disposed on left and right sides of the bipolar protection door (3), and the protection door spring seat is a bipolar spring seat (3-3).

9. The socket of claim 7, wherein the socket is a three-hole socket, the N-pole plug bush and the L-pole plug bush are a three-pole N-pole plug bush and a three-pole L-pole plug bush respectively, a three-pole E-pole plug bush is further arranged on one side of the three-pole N-pole plug bush and the three-pole L-pole plug bush, the protection door is a three-pole protection door (4), and the N-pole baffle and the L-pole baffle are three-pole N-pole baffle (4-1) and three-pole L-pole baffle (4-2) respectively arranged on the left side and the right side of the three-pole protection door (4); the protection door spring seat is a tripolar spring seat (4-3).

10. The socket according to claim 7, wherein the socket is a five-hole socket, a bipolar N-pole plug, a bipolar L-pole plug, a three-stage N-pole plug, a three-stage L-pole plug and a three-stage E-pole plug are arranged in the plug mounting part (1-3), and the protection gate comprises a bipolar protection gate (3) and a three-stage protection gate (4); the N-pole baffle plate and the L-pole baffle plate which are positioned in the bipolar protection door (3) are a bipolar N-pole baffle plate (3-1) and a bipolar L-pole baffle plate (3-2) which are respectively arranged at the left side and the right side of the bipolar protection door (3), and a protection door spring seat which is positioned in the bipolar protection door (3) is a bipolar spring seat (3-3); the N pole baffle and the L pole baffle which are positioned in the three pole protection door (4) are a three pole N pole baffle (4-1) and a three pole L pole baffle (4-2) which are respectively arranged at the left side and the right side of the three pole protection door (4), and a protection door spring seat which is positioned in the three pole protection door (4) is a three pole spring seat (4-3); the protection door base on be provided with first spring holder (2-1) and second spring holder (2-2), protection door elastic component including setting up bipolar spring (5) between first spring holder (2-1) and bipolar spring holder (3-3) and setting up tripolar spring (6) between second spring holder (2-2) and tripolar spring holder (4-3).

11. A power strip comprising a power strip housing, wherein a plurality of two-hole sockets as claimed in claim 8, or a plurality of three-hole sockets as claimed in claim 9, or a plurality of five-hole sockets as claimed in claim 10 are arranged in the power strip housing.

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