KR200230921Y1 - A safety device of Socket - Google Patents

Abstract

The present invention is an outlet having a plurality of power terminals for supplying electricity in the outlet case and the outlet case having an insertion hole into which the plug terminal of the plug is inserted, protruding circularly above the outlet case, the power terminal A plug insertion portion connected to the insertion hole, forming a shaft hole in a central portion, and forming a plurality of guide grooves on an outer circumferential surface thereof, and a fixed shaft is inserted and fixed in the shaft hole of the plug insertion portion, and a hook hook is caught in the guide groove. The rotation angle is adjusted, the safety cover for opening and closing the opening and closing of the plug terminal by forming a through hole that is offset or coincide with each other in the insertion hole, and installed to apply an elastic force between the safety cover and the plug insertion portion is the safety The through hole of the cover and the insertion hole of the plug insertion part are normally blocked and matched when rotating. It relates to an outlet safety device characterized in that the elastic restoring means.

Description

A safety device of socket

The present invention relates to a safety device of the outlet, and more specifically, the power terminal is inserted into the insertion hole, and fixed to be inserted into the plug insertion portion protruding upward, the hook hook is caught in the guide groove to adjust the rotation angle of the plug Safety cover for opening and closing the terminal is coupled, and the elastic cover is applied between the safety cover and the plug insertion portion by applying an elastic force, the safety cover to block the insertion hole of the plug insertion portion of the children, children can use tools such as chopsticks The present invention relates to an outlet safety device for preventing an electric shock from being inserted into an outlet.

In a generally known outlet, a power source is connected to an outlet that is a connector on the indoor wiring side to supply power to various electronic products that require a power source, and the electronic product has a plug at the end of the cable for easy transportation and storage. When installed, the power is cut off when the plug is disconnected from the outlet, and the cables are arranged to facilitate transportation and storage of the electronic product, and the electronic product is operated when the plug is connected to the outlet.

In the conventional plug and receptacle related to this technology, as shown in Figure 1, the plug 40 is installed in the cable 41 connected to the electronic products, the plug terminal 40a protrudes at the end thereof, An outlet 50 is installed to allow the plug terminal 40a of the plug 40 to be inserted, and a recess hole 51 is formed in the front of the outlet 50 to form a symmetrical terminal insertion groove 52 on the bottom thereof. Consists of the configuration.

In the conventional plug and outlet as described above, the plug 40 is installed at the other end of the cable to which one end is connected to the power supply unit of the electronic product, and the plug terminal 40a protrudes at the end thereof. The plug terminal 40a is inserted into the terminal insertion groove 52 formed in the concave hole 51 of the outlet 50. In this case, the plug terminal 40a is connected to a connection piece installed inside the terminal insertion groove 52 and connected to a power source. ) Is connected to power the electronics.

However, in the conventional outlet as described above, the terminal insertion groove 52 into which the plug terminal 40a of the plug 40 is inserted is always opened in the yaw hole 51, so that children or the like are inquisitive. When a conductive object is inserted into the insertion groove 52, an electric shock accident occurs, thereby causing a safety accident, and a child or the like curiously inserts a foreign object into the terminal insertion groove 52 to insert the plug 40. There were problems such as becoming impossible.

The present invention is devised to solve the problems as described above, the object of the present invention is the power terminal is inserted into the insertion hole, the fixed insert inserted into the plug protruding portion protruded to the top, the hook hook is caught in the guide groove to rotate The safety cover for adjusting the angle and opening and closing the entrance of the plug terminal is coupled, by applying an elastic force to the elastic restoring means installed between the safety cover and the plug insertion portion, the through hole of the safety cover and the insertion hole of the plug insertion portion is normally blocked, Match on rotation. Therefore, it is possible to prevent electric safety accidents, especially when curious infants and infants insert a conductor (chopsticks, pins, etc.) into the insertion hole by curiosity, thereby preventing electric accidents due to electric shock and short circuits. To provide outlet safety.

1 is a schematic diagram showing a conventional plug and outlet,

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

3 is a combined front view of the outlet safety device according to the first embodiment of the present invention,

4 is a cross-sectional view taken along line AA ′ of FIG. 3;

5a to 5b is an operation state diagram of the outlet safety device according to the first embodiment of the present invention,

Figure 6 is an exploded perspective view of the outlet safety device according to a second embodiment of the present invention,

7 is a combined front view of the outlet safety device according to the second embodiment of the present invention,

8A to 8B are operation state diagrams of the outlet safety device according to the second embodiment of the present invention.

Explanation of symbols on the main parts of the drawings

1: outlet 2: case

3: plug insertion part 4: shaft hole

5: insertion hole 6: recess

8: guide groove 9: safety cover

10: fixed shaft 11: through hole

12: elastic projection 13: hook hook

14 wall 15 power terminal

30: spring

In order to achieve the above object, the present invention provides an outlet case having an insertion hole into which a plug terminal of a plug is inserted, and an outlet having a plurality of power terminals for supplying electricity in the outlet case. A circular protrusion, the power terminal is connected to the insertion hole, a shaft hole is formed in the center portion, a plug insertion portion forming a plurality of guide grooves on an outer circumferential surface, and a fixed shaft is inserted and fixed in the shaft hole of the plug insertion portion; A locking hook is caught in the guide groove to adjust the rotation angle, and a safety cover for opening and closing the plug terminal opening and closing by forming a through hole that is displaced or coincide with the insertion hole, and an elastic force between the safety cover and the plug insertion part. Is installed so as to apply the through hole of the safety cover and the insertion hole of the plug insertion portion of the usual difference It characterized by consisting of the elastic restoring means which is, to match the time of rotation.

The elastic restoring means includes a recess formed rounded on an upper surface of the plug inserting portion, a spring inserted into the recessed portion to exert an elastic force, and one side of the spring on one side of the rear surface of the safety cover to contact the side of the safety cover. It characterized in that it consists of an elastic protrusion for pressing the spring during rotation.

In addition, the elastic restoring means includes a protrusion having a groove provided on one side of the upper surface of the plug insertion portion, a torsion spring having one end inserted into the groove to exert an elastic force, and the other end of the torsion spring inserted into one side of the rear surface of the safety cover. Characterized in that consisting of a groove and a projection for pressing the spring when the safety cover is rotated.

Hereinafter, with reference to the accompanying drawings will be described in detail a preferred embodiment of the present invention. This embodiment is not intended to limit the scope of the present invention, but is presented by way of example only and the same parts as the conventional configuration using the same reference numerals and names.

<First Embodiment>

2 to 5b is shown the outlet safety device according to the first embodiment of the present invention. Figure 2 is a perspective view of a state in which the safety cover 9 is rotated to be installed on the outside of the plug insertion portion 3 protruding from the case 2 of the outlet 1 of the present invention is removed.

As shown here, a shaft hole 4 is formed at the center of the plug insertion portion 3 of the outlet case 2, and a plurality of plug terminals 40 can be inserted around the shaft hole 4. The insertion hole 5 is formed correspondingly. One side of the insertion hole 5 in a right angle direction is formed with a groove portion 6 having a '∪' shape in which the spring 30 is inserted around the shaft hole 4.

A plurality of guide grooves 8 are formed at one outer circumferential surface of the plug insertion portion 3 of the case 2.

In the center of one side of the circular safety cover 9, which is rotatably installed on the plug insertion portion 3 of the outlet case 2, a fixed shaft 10 is provided with elastic force, and the left and right centers around the fixed shaft 10. An elastic protrusion 12 is formed at one side of the through hole 11 around the fixed shaft 10 of the through hole 11 and the safety cover 9 at both sides.

The outer periphery of the safety cover 9 forms a wall portion 14 around the fixed shaft 10, and a plurality of hooks 13 are formed at one side of the wall portion 14.

3 is a combined front view of the outlet safety device according to the first embodiment of the present invention, and FIG. 4 is a sectional view taken along the line A-A 'of FIG.

As shown here, the spring 30 is inserted into the groove portion 6 of the '∪' shape formed around the shaft hole 4 at one side of the insertion hole 5 at a right angle, and the safety cover ( 9) The fixed shaft 10, which is given the elastic force formed at the center of one side, is inserted and fixed in the shaft hole 4 formed at the center of the plug inserting portion 3 of the outlet case 2. The elastic protrusion 12 formed on the safety cover 9 is inserted into one side surface of the recess 6. When the safety cover 9 is installed in the case 2 of the outlet 1, a plurality of hooks 13 formed on one side of the wall portion 14 of the safety cover 9 are connected to the case 2. The plug inserting portion 3 is inserted into a plurality of grooves 8 formed on one outer peripheral surface.

Referring to the operation and effect of the outlet safety device according to the first embodiment of the present invention configured as described in detail as follows.

5A to 5B, the through hole 11 of the safety cover 9 and the insertion hole 5 into which the outlet terminal 40a can be inserted are spaced at a predetermined angle so that the plug ( When the through hole 11 and the insertion hole 5 coincide with each other after the 40 is inserted into the through hole 11, the outlet 1 and the plug are pressed by inserting the plug 40. The combination of 40 is completed. When the plug 40 is pulled out from the insertion hole 5, the safety cover 9 is reversed by the elastic restoring force of the spring 30 to restore the initial position.

When the safety cover 9 that is operated in this way does not plug the plug 40 into the outlet 1, the through hole 11 and the insertion hole 5 of the safety cover 9 are spaced apart at a predetermined angle. In particular, it is possible to prevent the electrical accidents such as electric leakage and electric shock by preventing the electrical safety accidents that can occur especially in curious infants and infants, that is to prevent the insertion of sharp instruments into the insertion hole (5).

<Second Embodiment>

6 to 8b are shown the outlet safety device according to the second embodiment of the present invention. Figure 6 is a perspective view of a state in which the safety cover 29 is rotated to be installed on the outside of the plug insertion portion 23 protruding from the case 22 of the outlet 100 of the present invention is separated.

As shown here, the plug insertion portion 23 of the outlet case 22 has a shaft hole 24 is formed in the center, a plurality of plug terminals 40a can be inserted around the shaft hole 24 Insertion holes 25 are formed correspondingly. At the predetermined position of the plug insertion portion 23 of the outlet case 22, a protrusion 26 having a groove 27 for fixing one end of the torsion spring 50 is formed.

A plurality of grooves 28 are formed on one outer circumferential surface of the plug insertion portion 23 of the case 22.

In the center of one side surface of the circular safety cover 29 that is rotatably installed in the plug insertion portion 23 of the outlet case 22, a fixed shaft 30 is provided with elastic force, and the left and right centers around the fixed shaft 30. Protrusions 33 having grooves 32 for fixing the other end of the torsion spring 50 on one side of the through hole 31 and one side are formed at a predetermined position.

The outer periphery of the safety cover 29, the wall portion 34 is formed around the fixed shaft 30, a plurality of hook hooks 36 are formed on one side of the wall portion (34).

7 is a combined front view of the outlet safety device according to the second embodiment of the present invention.

As shown here, one end of the torsion spring 50 is inserted into the groove 27 of the protrusion 26 formed at a predetermined position of the plug insertion portion 23 of the outlet case 22, and the safety cover 29 The fixed shaft 30 is provided with an elastic force formed in the center of one side is inserted into the shaft hole 24 formed in the center of the plug insertion portion 23 of the outlet case 22. The other end of the torsion spring 50 is inserted into and fixed to the groove 32 of the protrusion 33 provided at one side of the predetermined position of the safety cover 29. When the safety cover 29 is installed in the outlet case 22 in this way, a plurality of hook hooks 36 formed on one side of the wall part 34 of the safety cover 29 are inserted into the plug insertion part of the case 22. 23 is inserted into a plurality of grooves 28 formed on one outer peripheral surface.

Referring to the operation of the outlet safety device according to the second embodiment of the present invention configured as described in detail as follows.

8A to 8B, the passage hole 11 of the safety cover 29 and the insertion hole 25 of the plug insertion portion 23 are spaced at a predetermined angle, so that the plug 40 Inserts into the through hole 31 and rotates in one direction so that the outlet 40 and the plug 40 are pressed by inserting the plug 40 when the through hole 31 and the insertion hole 25 coincide with each other. ) Is completed. When the plug 40 is pulled out from the insertion hole 25, the safety cover 29 is reversely rotated by the elastic restoring force of the torsion spring 50 to restore the initial position.

As described above, the present invention is protruded circularly to the upper side of the outlet case, the shaft hole is formed in the center, a plurality of insertion holes are formed to insert the plug around the shaft hole, the power terminal is connected to the insertion hole, A plug insertion portion for forming a plurality of guide grooves on the outer circumferential surface, and a fixed shaft is fixed to the shaft hole of the plug insertion portion, the hook hook is caught in the guide groove to adjust the rotation angle, and the insertion hole is shifted or matched with each other Formed through hole to the opening and closing of the safety cover for opening and closing the plug terminal, and installed so as to apply an elastic force between the safety cover and the plug insertion portion, the through hole of the safety cover and the insertion hole of the plug insertion portion is normally blocked, Match on rotation. Therefore, it is possible to prevent electric safety accidents, especially when curious infants and infants insert conductors (chopsticks, pins, etc.) into the insertion holes due to curiosity, thereby preventing electric accidents due to electric shock and short circuits. There is an advantage.

Claims (3)

An outlet 1 having an outlet case 2 having an insertion hole 5 into which the plug terminal 40a of the plug 40 is inserted, and a power supply terminal 15 for supplying electricity in the outlet case 2. To The outlet case (2) protrudes in a circular shape, the power terminal (15) is connected to the insertion hole (5), the shaft hole (4) is formed in the center, a plurality of guide grooves (8) on the outer peripheral surface A plug insertion portion 3 to be formed, The fixed shaft 10 is inserted into and fixed to the shaft hole 4 of the plug insertion portion 3, and the locking hook 13 is caught in the guide groove 8 to adjust the rotation angle, and the insertion hole 5 is fixed. Passing holes 11 which are shifted or matched to each other are formed in the safety cover 9 for opening and closing the entry of the plug terminal 40a, It is installed to apply an elastic force between the safety cover (9) and the plug insertion portion (3) so that the through hole (11) of the safety cover (9) and the insertion hole (5) of the plug insertion portion (3) Blocked, the outlet safety device, characterized in that consisting of elastic restoring means (A, B) to match when rotating. The method of claim 1, wherein the elastic restoring means (A) is a groove portion 6 is formed rounded on the upper surface of the plug insertion portion 3, and the spring 30 is inserted into the groove portion 6 to exert an elastic force And an elastic protrusion (12) contacting one side of the spring (30) to press the spring (30) when the safety cover (9) is rotated. The method of claim 1, wherein the elastic restoring means (B) is a projection portion 26 provided with a groove 27 on one side of the upper surface of the plug insertion portion 23, and one end is inserted into the groove 27 to the elastic force The torsion spring 50 to be exerted and the groove 32 is provided so that the other end of the torsion spring 50 is inserted, and the protrusion 33 for pressing the spring 50 when the safety cover 29 is rotated. Outlet safety device, characterized in that.