KR100920673B1 - Safety electric outlet apparatus - Google Patents

Abstract

The present invention provides a safety outlet device. The safety socket device includes: (i) a disc shaped groove, a pair of engaging grooves formed to face each other at the edge of the groove, a pair of distribution holes formed in an arc shape so as to be symmetrical with each other in the groove, and a return spring. A support body defining a spring receiving groove for accommodating a part, and ii) a lower plate rotatably installed in the groove of the support body with a return spring therebetween, and an upper plate assembled on the upper portion of the lower plate. A top rotating body which forms a pair of circular through holes overlapping the distribution hole, and forms a space between the upper plate and the lower plate, and iii) a top rotating body installed in the space of the upper rotating body and detachably coupled to the support body. It includes a lock release to control the rotation.

Description

Safe outlet device {SAFETY ELECTRIC OUTLET APPARATUS}

The present invention relates to a safety outlet device, and prevents the opening and closing due to the insertion of any conductor other than the plug to prevent electrical safety accidents in advance, and a safety outlet device that can easily cover the inside of the outlet device from the outside It is about.

Typically, the power outlet is installed on the wall of the building to serve to supply power to the electrical devices.

Such outlets cause electrical safety accidents due to careless use of children or adults.

Accordingly, in recent years, technologies for preventing a safety accident by artificially blocking a hole provided in an outlet into which a plug is inserted have been developed.

'Republic of Korea Registration Utility No. 20-0428001' is a safety cover hinge shaft (5) is formed on one side of the plug insertion hole (3) of the outlet body (1), the safety cover (7) is integrally formed, the safety cover A handle 12 having a fixing hole 9 is provided at the tip of (7), and when the safety cover 7 is opened or closed, the outlet body 1 in which the fixing hole 9 of the safety cover is located is provided. Fixing protrusions 14 and 15 are protruded to provide an outlet safety cover, characterized in that the fixing hole 9 of the safety cover 7 is coupled.

Accordingly, the 'Registration Utility 20-0428001' is intended to prevent a child safety accident by installing a safety cover that is opened and closed in the outer direction of the wall connected to the hinge at the outlet entrance.

In addition, when the outlet is used or not in use, the fixing hole of the safety cover is coupled to the fixing protrusion to fix the safety cover more stably.

Specifically, in the case of the above-mentioned 'Registration No. 20-0428001', the safety cover is rotated upward when the inlet of the outlet is exposed to the outside.

In addition, when the inlet of the outlet is isolated from the outside, the safety cover is rotated downward.

However, the rotary safety cover as described above on the inlet side of the outlet can be opened and closed arbitrarily by children or adults, there is a problem that can be inserted into the conductor, such as chopsticks other than the plug.

Therefore, conventionally, when only the safety cover is opened and closed, a conductor such as chopsticks is inserted into the inlet of the outlet, electricity is generated between the power supply unit and the chopsticks, which causes a great electric shock to the human body.

Therefore, the conventional safety cover is difficult to expect a great effect in preventing children's electrical safety accidents, when children play a joke such as randomly opening the safety cover and inserting other conductors into the entrance of the outlet There is a problem that can not prevent a safety accident.

The present invention has been made to solve the above problems, the first object of the present invention is to insert a conductor such as chopsticks other than the plug into the outlet device safety that can prevent the electric shock accidents to the human body in advance In providing an outlet device.

The second object of the present invention is to install the upper rotating body on the support body of the outlet device to open and close the inside of the outlet device installed on the wall without opening and closing to the outside of the wall to easily protect the inside from the outside In providing a safety outlet device.

Safety outlet device according to an embodiment of the present invention, iii) a disk-shaped groove portion, a pair of engaging grooves formed to face each other at the edge of the groove portion, a pair formed in an arc shape so as to be symmetrical with each other in the groove portion A support body defining a distribution hole of the support body, and a spring receiving groove for accommodating a part of the return spring, and ii) an upper plate assembled on the lower and lower plates rotatably installed in the groove of the support body with the return spring therebetween. It includes, the upper plate and the lower plate forms a pair of circular through-holes overlapping with the distribution hole, and the upper rotating body to form a space between the upper plate and the lower plate, ⅲ) installed in the space of the upper rotating body and the support body Removably coupled to include a lock release portion for controlling the rotation of the upper surface rotating body. The unlocking portion includes a pair of sliding members connected to the elastic member, each of the sliding members protruding to be fitted into the locking groove of the support body, and coinciding with the through hole of the upper rotating body when the locking protrusion and the locking groove are separated. A circular fitting hole is formed.

A pair of sliding grooves for accommodating a pair of sliding members, an elastic member groove for accommodating an elastic member, and a pair of engaging protrusions for accommodating a pair of locking projections are formed on the lower surface of the upper plate and the upper surface of the lower plate, respectively. Can be. The locking protrusion may protrude out of the locking protrusion groove when the elastic member is inflated to fit into the locking groove of the support body.

The lower plate may form a spring receiving groove for receiving a portion of the return spring on the lower surface facing the support body.

The sliding member may form a tapered surface inclined downward along the edge of the fitting hole.

When the locking projection is inserted into the locking groove due to the expansion of the elastic member, the fitting hole of the sliding member is positioned to deviate from the through hole of the upper rotating body, and when the locking projection is separated from the locking groove by the compression of the elastic member, the fitting hole of the sliding member is It may coincide with the through hole of the upper rotating body.

The pair of engaging holes may be arranged on the same line to face in a straight line.

The safety receptacle device may further include a bottom rotating body rotatably installed on the lower surface of the support body with the second return spring interposed therebetween and forming a pair of through holes. The initial position of the through hole of the bottom rotating body may correspond to one end of the distribution hole, and the initial position of the through hole of the top rotating body may correspond to the opposite end of the distribution hole. The bottom rotating body may form a spring receiving groove for receiving a portion of the second return spring, and may form a pair of guide protrusions at the edge.

The support body may form a spring receiving groove for accommodating a portion of the second return spring and a pair of arc-shaped guide grooves for accommodating a pair of guide protrusions on the lower side facing the bottom rotating body.

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The present invention has an effect that can prevent the electric shock accident applied to the human body by inserting a conductor such as chopsticks other than a plug into the outlet device.

In addition, the present invention by installing the upper rotating body on the support body of the outlet device to open and close the inside of the outlet device installed on the wall without opening and closing to the outside of the wall to the effect that can easily protect the inside from the outside Have

Hereinafter, with reference to the accompanying drawings, it will be described the safety outlet device of the present invention.

12 is an exploded perspective view of the safety outlet device according to the first embodiment of the present invention.

Referring to FIG. 12, the safety outlet device of the first embodiment includes a support body 100, an upper rotating body 200 rotatably installed on the supporting body 100, and an inner space of the upper rotating body 200. It is composed of a lock release unit 300 is assembled.

The support body 100 is formed in a rectangular shape having a predetermined thickness. The support body 100 is formed with a groove 110 having the same circular shape as the top rotating body 200 so that the top rotating body 200 can be fitted thereto.

A pair of locking grooves 101 are formed outside the groove portion 100. The pair of locking grooves 101 are positioned to face each other in a straight line. The pair of catching grooves 101 serve as a portion into which the catching protrusions 314 of the unlocking unit 300 described later are fitted.

The support body 100 has a pair of distribution holes 111 having an arc shape are formed symmetrically with each other. One end of each distribution hole 111 is connected to a power supply unit (not shown) and serves to connect a plug inserted in the distribution hole 111 to the power supply unit.

The upper rotating body 200 is composed of an assembly structure of the upper plate 210 and the lower plate 220.

FIG. 13 is a perspective view illustrating a bottom surface of the upper plate of the safety outlet device illustrated in FIG. 12.

Referring to FIG. 13, the upper plate 210 of the upper rotating body 200 is formed in a disc shape having a predetermined thickness and forms a pair of through holes 211. The distance between the pair of through holes 211 is equal to the distance between the pair of distribution holes 111 formed in the support body 100.

In addition, the lower surface of the upper plate 210 facing the lower plate 220 has a rectangular sliding groove 212 surrounding each through hole 211 and two elastic member grooves connecting two adjacent sliding grooves 212. 213 and two locking projection grooves 214 located at the edge of each sliding groove 212 are formed.

Referring back to FIG. 12, the lower plate 220 of the upper rotating body 200 is formed in a disc shape having a predetermined thickness and forms a pair of through holes 221. The distance between the pair of through holes 221 is equal to the distance between the pair of distribution holes 111 formed in the support body 100.

In addition, a rectangular sliding groove 222 surrounding each through hole 221 is formed on the upper surface of the lower plate 220 facing the upper plate 210, and two elastic member grooves connecting the two adjacent sliding grooves 222. 223 and two locking projection grooves 224 positioned at the edge of each sliding groove 222 are formed.

The upper plate 210 and the lower plate 220 are assembled so that the two sliding grooves 212 and 222 and the two elastic member grooves 213 and 223 and the two engaging protrusion grooves 214 and 224 formed therein face each other. . Accordingly, a predetermined space formed between the upper plate 210 and the lower plate 220 includes two sliding grooves 212 and 222, two elastic member grooves 213 and 223, and two locking protrusion grooves 214 and 224. Is formed.

FIG. 14 is an exploded perspective view illustrating the lower surface and the return spring of the lower plate of the safety outlet device illustrated in FIG. 12.

Referring to Figure 14, the return spring 400 is composed of a spring-shaped spring having a center twisted once in a circular shape. The lower surface of the lower plate 220 is formed with a spring receiving groove 215 for receiving and fixing one extension portion 401 of the return spring 400.

Referring to FIG. 12 again, the groove 110 of the support body 100 facing the lower plate 220 receives the other extension part 402 of the return spring 400 to fix the spring receiving groove 102. Is formed. Therefore, the return spring 400 is located in the spring receiving grooves 215 and 102 formed in the lower plate 220 and the support body 100.

In the center of the upper plate 210 and the lower plate 220 and the center of the groove 110 is formed a hole into which a hinge bolt (not shown) is fitted. The return spring 400 is also coupled to the hinge bolt by fitting the central twist to the hinge bolt.

The return spring 400 is compressed when the upper rotary body 200 fitted to the support body 100 rotates by an external force, and then restored by an elastic force when the external force that rotates the upper rotary body 200 disappears, thereby rotating the upper rotary body 200. ) To the initial position.

The unlocking part 300 includes a pair of sliding members 310 and a pair of elastic members 313 connecting the pair of sliding members 310 to each other. Fitting holes 312 are formed in each sliding member 310, and a locking protrusion 314 is formed at an edge of each sliding member 310. A tapered surface (not shown) whose diameter gradually narrows from the top surface to the bottom surface of the sliding member 310 is formed around the fitting hole 312, so that the plug can be guided smoothly.

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FIG. 15A is a perspective view illustrating an assembled state of the lower plate and the unlocking unit of the safety outlet device illustrated in FIG. 12, and FIG. 15B is a cross-sectional view taken along line II of FIG. 15A.

15A and 15B, a pair of sliding members 310 are fitted into two sliding grooves 222 (see FIG. 12) formed in the lower plate 220, and the pair of elastic members 313 are lower plates. It fits into two elastic member grooves 223 (see FIG. 12) formed in 220. In addition, the pair of locking projections 314 are fitted into two locking projection grooves 224 (see FIG. 12) formed in the lower plate 220.

In this process, the pair of elastic members 313 push the pair of sliding members 310 to be far from each other. Therefore, the locking protrusion 314 protrudes out of the upper surface rotating body 200, and the fitting hole 312 formed in the sliding member 310 is positioned to deviate from the through hole 221 formed in the lower plate 220. That is, the distance between the fitting holes 312 formed in the pair of sliding members 310 is greater than the distance between the pair of through holes 221 formed in the lower plate 220.

The lock release unit 300 and the upper rotary body 200 are coupled in the above-described manner, and the upper rotary body 200 is fitted into the groove 110 of the support body 100 with the return spring 400 interposed therebetween. Coupling with the body (100). At this time, since the locking projection 314 protruding out of the upper surface rotating body 200 is fitted into the locking groove 101 formed in the support body 100, the upper rotating body 200 is prevented from rotating.

16 to 18 are partial plan views of the safety outlet device shown for explaining the operation state.

Referring to FIG. 16, the upper rotating body 200 may not rotate when the locking protrusion 314 of the sliding member 310 is fitted into the locking groove 101 of the support body 100. That is, the upper surface rotating body 200 is kept locked.

In this state, the through holes 211 and 221 of the upper surface rotating body 200 are partially blocked by the sliding member 310 and are not in communication with the power supply portion below the distribution hole 111. Therefore, even if a conductor other than the plug is inserted in the locked state, the conductor is not connected to the power supply, thereby preventing a safety accident.

Referring to FIG. 17, when a plug (not shown) having a pair of insertion rods is inserted into the through holes 211 and 221 of the upper rotating body 200, the pair of sliding members 310 are connected by the plug. The pair of elastic members 313 (see FIG. 12) are compressed by moving in the direction in which the distance between them approaches.

As the sliding member 310 moves, the fitting hole 312 of the sliding member 310 and the through holes 211 and 221 of the upper rotating body 200 coincide with each other, and the through holes 221 and 221 are supported. It is also coincided with the distribution hole 111 of the body (100). In addition, since the locking protrusion 314 is separated from the locking groove 101 of the support body 100 due to the movement of the sliding member 310, the locked state of the upper surface rotating body 200 is released.

Referring to FIG. 18, when the top rotating body 200 is rotated while the plug is inserted into the through holes 211 and 212 of the top rotating body 200, the insertion rod of the plug rotates along the distribution hole 111. When the insertion rod of the plug reaches the opposite end of the distribution hole 111, the plug is electrically connected to the power supply unit positioned below the opposite end of the distribution hole 111. Thus, power can be supplied to the electrical device.

The return spring 400 (see FIG. 12) is compressed in the process of rotating the upper rotating body 200, and when the plug is disconnected from the safety outlet device after using the electric device, the upper rotating body is restored by the restoring force of the return spring 400. 200 rotates in the opposite direction to return to the initial position. In addition, the elastic member 313 (see FIG. 12) is also restored to its initial shape to push the pair of sliding members 310. Accordingly, the locking protrusion 314 protrudes out of the upper surface rotating body 200 to be fitted into the locking groove 101 of the support body 100 to maintain the initial locking state again.

19 is an exploded perspective view of a safety outlet device according to a second embodiment of the present invention.

Referring to FIG. 19, the safety outlet device of the second embodiment is the safety outlet device of the first embodiment except that the second return spring 450 and the bottom rotating body 500 are added in the configuration of the safety outlet device of the first embodiment. It is made of the same configuration as the device.

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The bottom rotating body 500 is composed of one disc and forms a pair of through holes 501. The through hole 501 of the bottom rotating body 500 is formed in the same size as the through holes 211 and 212 of the top rotating body 200, but the initial position is the through hole 211 and 212 of the top rotating body 200. Is opposite to That is, the through hole of the upper surface rotating body 200 is initially located at one end of the distribution hole 111 in which the power source is located, and the through hole 501 of the lower surface rotating body 500 is initially the distribution hole far from the power source. It is located at the other end of the (111).

The second return spring 450 is located between the support body 100 and the bottom rotating body 500. The shape of the second return spring 450 is the same as that of the return spring 400 of the first embodiment.

A spring receiving groove 502 is formed on an upper surface of the bottom rotating body 500 facing the support body 100 to accommodate one extension 451 of the second return spring 450. In addition, a pair of guide protrusions 503 are formed at the edge of the support body 100.

FIG. 20 is a perspective view illustrating a bottom surface of the support body of the safety outlet device shown in FIG. 19.

Referring to FIG. 20, a spring receiving groove 103 is formed on a lower surface of the support body 100 corresponding to the bottom rotating body 500 to accommodate the other extension 452 of the second return spring 450. do. In addition, a pair of guide grooves 104 are formed on the lower surface of the support body 100 to accommodate the guide protrusion 503 of the bottom rotating body 500. The pair of guide grooves 104 are formed in an arc shape rather than an annular shape to limit the amount of rotation of the bottom rotating body 500.

The bottom rotating body 500 is coupled to the bottom surface of the support body 100 with the second return spring 450 therebetween. That is, a hinge bolt (not shown) penetrates the top rotating body 200, the support body 100, and the bottom rotating body 500 to integrally couple them.

In the second embodiment, when the plug is inserted into the through holes 211 and 212 of the upper rotating body 200, the plug is blocked by the lower rotating body 500 and is not connected to the power supply. When the top rotating body 200 is rotated while the plug is inserted into the through holes 211 and 212 of the top rotating body 200, the insertion rod of the plug rotates along the distribution hole 111. When the insertion rod of the plug reaches the opposite end of the distribution hole 111, the insertion rod is fitted into the through hole 501 of the bottom rotating body 500. In this state, when the top rotating body 200 and the bottom rotating body 500 are rotated in the opposite direction again, the insertion rod may be inserted into a power supply unit located below the through holes 211 and 212 of the first top rotating body 200. . Thus, power can be supplied to the electrical device. In this way, the plug can be inserted in two rotations, thereby enhancing the safety function.

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12 is an exploded perspective view of the safety outlet device according to the first embodiment of the present invention.

FIG. 13 is a perspective view illustrating a bottom surface of the upper plate of the safety outlet device illustrated in FIG. 12.

FIG. 14 is an exploded perspective view illustrating the lower surface and the return spring of the lower plate of the safety outlet device illustrated in FIG. 12.

FIG. 15A is a perspective view illustrating an assembled state of the lower plate and the unlocking unit of the safety outlet device illustrated in FIG. 12, and FIG. 15B is a cross-sectional view taken along line II of FIG. 15A.

16 to 18 are partial plan views of the safety outlet device shown for explaining the operation state.

19 is an exploded perspective view of a safety outlet device according to a second embodiment of the present invention.

FIG. 20 is a perspective view illustrating a bottom surface of the support body of the safety outlet device shown in FIG. 19.

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Claims (11)

A disk-shaped groove portion, a pair of engaging grooves formed to face each other at the edge of the groove portion, a pair of distribution holes formed in an arc shape so as to be symmetrical with each other in the groove portion, and for receiving a portion of the return spring A support body defining a spring receiving groove; And a lower plate rotatably installed in the groove of the support body with the return spring interposed therebetween, and an upper plate assembled on an upper portion of the lower plate, wherein the upper plate and the lower plate are a pair of circular through holes overlapping the distribution hole. An upper surface rotating body forming a space and forming a space between the upper plate and the lower plate; And Installed in the space of the upper surface rotating body and detachably coupled to the support body includes a lock release portion for controlling the rotation of the upper surface rotating body, The lock release part includes a pair of sliding members connected to the elastic member, each of the sliding member is a locking projection protruding to fit into the locking groove of the support body, the upper rotating body when the locking projection and the locking groove is separated Safety outlet device to form a circular fitting hole formed to match the through hole of the. The method of claim 1, A pair of sliding grooves for accommodating the pair of sliding members, an elastic member groove for accommodating the elastic member, and a pair of accommodating protrusions are respectively provided on the lower surface of the upper plate and the upper surface of the lower plate. Jamming grooves are formed, And the locking protrusion protrudes out of the locking protrusion groove when the elastic member is inflated to fit into the locking groove of the support body. The method of claim 2, The lower plate is a safety outlet device to form a spring receiving groove for receiving a portion of the return spring on the lower surface facing the support body. The method of claim 2, And the sliding member forms a tapered surface inclined downward along the edge of the fitting hole. The method of claim 2, When the locking projection is fitted into the locking groove due to the expansion of the elastic member, the fitting hole of the sliding member is located to be offset from the through hole of the upper rotating body. And the fitting hole of the sliding member coincides with the through hole of the upper rotating body when the locking protrusion is separated from the locking groove by the compression of the elastic member. delete The method of claim 1, And the pair of engaging holes are arranged on the same line to face in a straight line. delete The method of claim 2, It further comprises a bottom rotating body rotatably installed on the lower surface of the support body with a second return spring therebetween, forming a pair of through holes, And an initial position of the through hole of the bottom rotating body corresponds to one end of the distribution hole, and an initial position of the through hole of the upper rotating body corresponds to the other end of the distribution hole. The method of claim 9, And the bottom rotating body forms a spring receiving groove for accommodating a portion of the second return spring and forms a pair of guide protrusions at an edge thereof. The method of claim 10, The support body is secured to form a pair of guide grooves having a spring receiving groove for accommodating a portion of the second return spring and an arc shape for accommodating the pair of guide protrusions on the lower surface facing the bottom rotating body. Outlet device.

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