KR200443490Y1 - A grounding outlet - Google Patents

Abstract

The present invention relates to a grounding type outlet for 220V used in industrial sites or homes, and more specifically, a ground consisting of an upper outlet case, a ground terminal connector plate, a lower fixing plate, a lower outlet case, a ground wire connector, and a power line connector. In the socket type, the ground wire connection terminal is fixedly installed in the middle of the lower outlet case in the longitudinal direction, but the height is lower than the height of the power wire connection terminal fixed in the longitudinal direction on each of the left and right sides of the ground wire connection terminal. It is formed and the upper portion of the ground wire connection terminal is fixed to be fastened in a state in which the short-circuit prevention plate made of a non-conductor as a whole is covered between the ground wire connection terminal and the power line connection terminal interposed water or foreign matter introduced from the outside (介 在) While preventing the short circuit to each other, the short circuit room The fingerboard has a thin and long plate shape, and the projection piece through-hole is drilled at a position corresponding to the projection piece so as to be grounded by contacting the ground wire connection terminal in a state where the projection piece protruding perpendicularly downward to the center portion of the ground terminal connector plate is inserted. And a fixed fastening hole is drilled at both ends, and is formed integrally at both ends of the ground wire connecting terminal, and is related to a grounding type outlet, characterized in that the fastening bolt is fixed to the through fastening hole of the ground wire connector where the ground wire is fastened. .

Grounding type outlet, ground wire connector, short circuit prevention plate, ground wire connector, power wire connector, wire fixing end, tightening piece

Description

Grounding outlet

1 is an exploded perspective view of a grounding type outlet according to the present invention

Figure 2 is a perspective view of the ground wire connection terminal of the grounding type outlet according to the present invention is coupled to the short circuit prevention plate

Figure 3 is a perspective schematic view showing the inside of the lower outlet case in the grounding state of the input and output side ground wire in the grounding type outlet according to the present invention

4 is a perspective schematic view of a grounding wire connected to a grounding-type outlet according to the present invention;

5 is an exploded perspective view of a conventional ground-type outlet

            <Description of Symbols for Main Parts of Drawings>

1, 1 '. Grounded outlets 2 and 2 '. Plug Insertion Groove

3, 3 '. Plug terminal through hole 4, 4 '. Upper Outlet Case

5, 5 '. Ground terminal 6, 6 '. Ground Terminal Connector

7, 7 '. Lower fixing plate 8, 8 '. Electric wire entrance

9, 9 '. Lower outlet case 10, 10 '. Ground Wire Connector

11, 11 '. Plug terminal insertion holes 12a, 12b, 12a ', 12b'. Power Line Connector

13a, 13b. Grounding wires 14a, 14b. Ground wire

15, 15 '. Ground wire connector 16. Short circuit prevention plate

17a, 17b, 17a ', 17b'. Protrusions 18a, 18b. Protruding piece through hole

19. Fastening holes 20a, 20b, 20c. Wire clamp

21. Through fasteners 22a, 22b, 22c, 22a ', 22b', 22c '. Fixing bolt

23. Ground wire insertion space 24a, 24b, 24a ', 24b'. Longevity

25a, 25b, 25a ', 25b'. Guide protrusions 26a, 26b. Input power line

27, 27 '. Input line connector 28a, 28b. Output power line

29, 29 '. Output line connector 30a, 30b. Power line insertion space

31a, 31b. Bolt fastening work 32. Cable fixing end

33. Fasteners 34a ', 34b', 34c '. Washa

The present invention relates to a grounding type outlet for 220V used in industrial sites or homes, and more specifically, a ground consisting of an upper outlet case, a ground terminal connector plate, a lower fixing plate, a lower outlet case, a ground wire connector, and a power line connector. In the socket type, the ground wire connection terminal is fixedly installed in the middle of the lower outlet case in the longitudinal direction, but the height is lower than the height of the power wire connection terminal fixed in the longitudinal direction on each of the left and right sides of the ground wire connection terminal. It is formed and the upper portion of the ground wire connection terminal is fixed to be fastened in a state in which the short-circuit prevention plate made of a non-conductor as a whole is covered between the ground wire connection terminal and the power line connection terminal interposed water or foreign matter introduced from the outside To prevent short circuits to each other, The fingerboard has a thin and long plate shape, and the projection piece through-hole is drilled at a position corresponding to the projection piece so as to be grounded by contacting the ground wire connection terminal in a state where the projection piece protruding perpendicularly downward to the center portion of the ground terminal connector plate is inserted. And a fixed fastening hole is drilled at both ends, and is formed integrally at both ends of the ground wire connection terminal, and is related to a grounding type outlet, which is fixed to a through bolt of the ground wire connector where the ground wire is fastened. .

In general, the 220V grounding type outlet 1 'used in an industrial site or at home has a plurality of plug insertion grooves 2' and a plug terminal through hole 3 'formed at predetermined intervals, as shown in FIG. Grounding terminal connecting plate 6, in which a plurality of grounding terminals 5 ', which are fastened from the lower part inside the respective plug insertion grooves 2', are fixedly attached to the upper surface part at regular intervals. '), A lower fixing plate 7' for fastening the ground terminal connecting plate 6 'to the lower part of the upper outlet case 4', and a lower outlet case having wire inlets 8 'formed on the front and rear surfaces, respectively. 9 ', the ground wire connecting terminal 10' installed in the longitudinal center in the inner center of the lower outlet case 9 'and the left and right sides of the ground wire connecting terminal 10' respectively installed long in the longitudinal direction. Power supply line with a plurality of plug terminal insertion holes (11 ') It consists of a terminal (12a ') (12b'), and the lower fixing plate (7a) is formed in the lower portion of the ground terminal connecting plate (6 ') protruding pieces (17a') (17b ') in a vertical downward direction Guide protrusions 25a 'and 25b of the ground wire connection terminal 10' in a state where the protruding pieces 17a 'and 17b' are respectively penetrated through the holes 24a 'and 24b' bored in '). The ground wire connector 10 'is integrated with a ground wire connector 15' at which both ends of the ground wire connector 10 'are fastened by fixing bolts 22a' and washers 34a ', respectively. The power line connection terminals 12a 'and 12b' are respectively fixed by input and output power lines by fixing bolts 22b 'and 22c' and washers 34b 'and 34c', respectively. The input line connector 27 'to be fastened and the output line connector 29' are integrally formed so that the grounding function is continuously maintained in a state where a conventional plug is inserted into the ground type outlet 1 '.

However, the conventional grounding-type outlet 1 'as described above is provided with power line connecting terminals 12a' and 12b 'respectively installed at both the left and right sides of the ground line connecting terminal 10' and the ground line connecting terminal 10 '. Are installed in close proximity to each other and their heights are the same, so that water may get into the gap between the plug terminal through hole (3 ') of the grounding-type outlet (1'), or foreign substances such as various metal powder or dust flow in. If the ground wire connection terminal 10 'and the power line connection terminal (12a') (12b ') is a short circuit (물질, short circuit) occurs with water or foreign matter interposed between the ground type outlet (1) ') And other equipment connected to the grounding-type outlet 1' were also damaged, and the ground wire and the input and output power wires were connected to the upper ground wire connector 15 'or the input wire connector 27' or Insertion intervening between output line connector 29 'and washers 34a', 34b ', 34c' in the lower part ( In the state, the fastening bolts 22a ', 22b' and 22c 'are fastened to each other, and the washers 34a', 34b 'and 34c' are fastened to the fixing bolts 22a 'and 22b'. (22c ') is loosely coupled to the ground structure so that the ground wire connector (15') or the input line connector (27 ') or output line connector (29') and washer (34a ') (34b') It is difficult to fasten the wires firmly between the 34c 'and the wires are positioned next to the fixing bolts 22a', 22b 'and 22c' so that the ground wire connector 15 ' Or between the input wire connector 27 'or the output wire connector 29' and the washer 34a ', 34b', 34c ', easily escapes to the outside, causing a short circuit or short circuit. It was.

The present invention is to solve the problems as described above to form a low ground wire connection terminal low and to cover the short-circuit prevention plate as a whole, so that the ground wire connection terminal and the power line connection terminal by water or foreign matter introduced from the outside It prevents short circuits and makes it easy to connect the grounding wire and the input and output power lines of the grounding wire, and keeps it firmly bound even when the wire is pulled out so that it does not escape or break out. There is that purpose.

In order to achieve this purpose, in a grounding type outlet consisting of an upper outlet case, a ground terminal connector plate, a lower fixing plate, a lower outlet case, a ground conductor connector, and a power conductor connector, the ground conductor connector is located at the inner center of the lower outlet case. It is fixedly installed in the longitudinal direction, but is formed at a height lower than the height of the power line connection terminal fixedly installed in the longitudinal direction on each of the left and right sides of the ground wire connection terminal, the short-circuit prevention plate of the non-conductor is entirely formed on the It is to be fixed and fastened in a covered state to prevent water or foreign substances introduced from the outside between the ground line connection terminal and the power line connection terminal to prevent a short circuit to each other, and the short circuit prevention plate is thin and long. Plate-shaped, perpendicular to the center of the ground terminal connector The projecting piece through-hole is perforated at a position corresponding to the projecting piece so that the projecting piece protruding downward is contacted with the grounding wire connecting terminal and grounded, and the fixing fastening hole is perforated at both ends, so that both ends of the grounding wire connecting terminal are perforated. The present invention is characterized in that it is formed integrally with the fixing bolt to the through-fastening hole of the ground wire connector to which the ground wire is fastened.

Hereinafter, the preferred configuration according to the present invention will be described in detail by the drawings.

Ground type outlet (1) of the present invention is a 220V ground type outlet generally used in industrial sites or homes, as shown in Figures 1 to 4 a plurality of plug insertion groove (2) and plug terminal through hole (3) ) Is connected to the upper outlet case (4) formed at regular intervals, and the ground terminal (5) which is fastened from the bottom inside each of the plug insertion grooves (2) is fixed to a plurality of ground terminals at regular intervals A connecting plate 6, a lower fixing plate 7 for fastening the ground terminal connecting plate 6 to the lower part of the upper outlet case 4, and a lower outlet case having wire inlets 8 formed on the front and rear surfaces thereof. 9) and the ground wire connection terminal 10 fixedly installed in the longitudinal center in the inner center of the lower outlet case 9 and the left and right sides of the ground wire connection terminal 10 are respectively fixed in the longitudinal direction and installed in the middle. Plug terminal insertion hole (11) A power supply line to a plurality of perforated interval is composed of connection terminals (12a) (12b).

The ground line connecting terminal 10 has a long bar shape formed at a height lower than the height of the power line connecting terminals 12a and 12b, as shown in FIGS. A ground wire connector 15 is formed integrally with the ground wires 14a and 14b of the electric wires 13a and 13b, respectively. The upper portion of the ground wire connection terminal 10 is formed of an insulator such as plastic. The plug-in short-circuit prevention plate 16 is fixedly fastened in a state of being entirely covered, so that the plug terminal through hole of the upper outlet case 4 is connected between the ground line connecting terminal 10 and the power line connecting terminals 12a and 12b. 3) Short circuit phenomenon caused by inflow of foreign matter or water of small size, etc. is prevented, but the short circuit prevention plate 16 has a thin and long plate shape. Stones protruding downward in the middle of Protruding piece through-holes 18a and 18b at a position corresponding to the position where the protruding pieces 17a and 17b are formed so as to abut the ground wire connecting terminal 10 while the pieces 17a and 17b are inserted through. The fixing bolts 19 are drilled at both ends thereof, and the fixing bolts 19 are formed in the through-tightening holes 21 of the ground line connector 15 integrally formed at both ends of the ground line connecting terminal 10. It is fixed to 22a).

"자 형상으로 절곡형성되면서 내측 하부에 접지선(14a)(14b)이 삽입되는 접지선삽입공간(23)을 형성하도록 되어 있으며 상기 몸체의 상면부에는 암나사선이 형성된 관통체결공(21)이 천공되어 있어 상기 고정볼트(22a)가 나사체결되면서 고정볼트(22a)의 하단면이 전선조임구(20a)의 상면부를 가압하여 조여줌으로써 접지선삽입공간(23)에 끼워진 각각의 접지선(14a)(14b)을 간단하게 고정체결하도록 되어 있다.The ground wire connector 15 is a portion in which the ground wires 14a and 14b of the input and output side grounding wires 13a and 13b are simply fitted and fastened, and the lower portion of the body bent in a "c" shape. Inside the end, the lower end of the wire clamping opening 20a bent into a shape of "a" is integrally fixed and attached.

"Bending in the shape of a shape to form a ground line insertion space 23 is inserted into the ground line (14a, 14b) in the lower inner side and through-hole fastening hole 21 is formed in the upper surface portion of the body is formed with a female thread line As the fixing bolt 22a is screwed in, the lower end surface of the fixing bolt 22a is pressed to tighten the upper surface of the wire clamping opening 20a, so that the respective ground wires 14a and 14b are fitted into the ground wire insertion space 23. It is intended to simply fasten.

In addition, the ground wire connection terminal 10 has a guide protrusion (25a) (25b) is formed integrally formed in the center to be bent upwards in the center hole (24a, 24b) perforated in the lower fixing plate (7) from the top And the ground wire connection terminal 10 in which the protruding pieces 17a and 17b of the ground terminal connecting plate 6 are inserted into and fastened through the protruding piece through-holes 18a and 18b of the short-circuit prevention plate 16 in order. The guide protrusions 25a and 25b are easily contacted and grounded.

"자 형상으로 절곡형성되면서 내측 하부에 입력전원선(26a)(26b)과 출력전원선(28a)(28b)이 각각 삽입되는 전원선삽입공간(30a)(30b)을 형성하도록 되어 있으며 상기 몸체의 상면부에는 암나사선이 형성된 볼트체결공(31a)(31b)이 천공되어 있어 고정볼트(22b)(22c)가 나사체결되면서 고정볼트(22b)(22c)의 하단면이 전선조임구(20b)(20c)의 상면부를 가압하여 조여줌으로써 전원선삽입공간(30a)(30b)에 끼워진 각각의 입력전원선(26a)(26b) 및 출력전원선(28a)(28b)을 간단하게 고정체결하도록 되어 있다.As shown in FIGS. 1 and 3, the power line connection terminals 12a and 12b are fixedly installed in both longitudinal directions on both the left and right sides of the ground line connection terminal 10, and a plug terminal insertion hole 11 is provided at the center thereof. A plurality of holes are drilled at regular intervals so that the plug terminal (not shown) passing through the plug terminal through hole 3 of the upper outlet case 4 is inserted into and supplied with power, and the power line connection terminal 12a is provided. The input power connector 27 and the output power supply line 28a of the output side grounding wire 13b to which the input power supply lines 26a and 26b of the input side grounding wire 13a are fitted on the outer surface of the 12b, respectively. Output line connector 29 to which the 28b is fitted is integrally formed in a predetermined spaced apart state, wherein the input line connector 27 and the output line connector 29 are each bent in a "-" shape. Lower ends of the wire clamps 20b and 20c that are bent into a "b" shape inside the lower end of the body It is fixed to the one body's overall "

"Bending in a shape to form a power line insertion space (30a, 30b) is inserted into the input power line (26a), (26b) and the output power line (28a, 28b), respectively, the lower body and the body Bolted holes 31a and 31b formed with female threads are drilled in the upper surface of the fixing bolts 22b and 22c, and the lower ends of the fixing bolts 22b and 22c are screwed into the wire fasteners 20b. By pressing and tightening the upper surface of the 20c, the input power lines 26a and 26b and the output power lines 28a and 28b fitted in the power line insertion spaces 30a and 30b are simply fixed and fastened. It is.

As shown in FIGS. 1, 3, and 4, the lower outlet case 9 has wire inlets 8 formed on the front and rear surfaces thereof, respectively, so that the input and output side ground wires 13a and 13b are respectively inserted. The wire fixing end 32 is fixedly attached to an inner surface of the lower outlet case 9 of the portion where the wire inlet 8 is formed, and the wire fixing end 32 is formed in an arc shape rounded upwardly on an upper surface thereof. The fastening piece 33 is screwed by a normal bolt so that the input and output grounding wires 13a and 13b drawn inwardly through the wire inlet 8 tighten with the wire fixing end 32. Even when the grounding type outlet 1 is used while the grounding wires 13a and 13b are inadvertently pulled out while moving, the wires are held tightly fastened by bolts while being positioned between the pieces 33. Is not allowed to escape or escape .

The operation of the present invention is as follows.

"자 형상의 접지선연결구(15)의 접지선삽입공간(23)에 용이하게 삽입되면서 단락방지판(16)의 고정체결공(19)을 통해 접지선연결구(15)의 관통체결공(21)에 나사체결되는 고정볼트(22a)로 전선조 임구(20a)의 상면부를 가압하여 조임체결함으로써 내측의 접지선(14a)(14b)이 옆쪽으로 빠지지않고 견고하게 고정체결된 상태를 유지하게 되고, 상기 입력 및 출력측 접지용전선(13a)(13b)의 입력전원선(26a)(26b) 및 출력전원선(28a)(28b)도 전원선연결단자(12a)(12b)에 각각 형성된 "

"자 형상의 입력선연결구(27)와 출력선연결구(29)에 상기 접지선연결구(15)와 동일한 구조로 체결되어 견고하게 고정체결된다.Grounding type outlet (1) of the present invention is the height of the ground wire connection terminal 10 is formed lower than the height of the power line connection terminals 12a (12b) installed side by side on both sides and on the upper portion of the ground wire connection terminal (10) Foreign substances, such as water or various dusts, introduced into the grounding-type outlet 1 by the short-circuit prevention plate 16 made of a non-conductor such as plastic, which is entirely covered with the ground wire connection terminal 10 and the power supply. It prevents short circuits by intercepting between the connection terminals 12a and 12b so as to prevent intervening, and each ground wire 14a of the input and output side ground wires 13a and 13b. 14b is integrally formed at both ends of the ground wire connection terminal 10 "

The screw is inserted into the through-hole 21 of the ground wire connector 15 through the fastening hole 19 of the short-circuit prevention plate 16 while being easily inserted into the ground wire insertion space 23 of the "shaped wire connector 15". By pressing and fastening the upper surface portion of the wire fastener 20a with the fastening bolt 22a to be fastened, the ground wires 14a and 14b of the inner side are firmly fastened without falling out to the side, and the input and The input power lines 26a and 26b and the output power lines 28a and 28b of the output grounding wires 13a and 13b are formed at the power line connection terminals 12a and 12b, respectively.

"The shape of the input wire connector 27 and the output wire connector 29 in the same structure as the ground wire connector 15 is firmly fixed fastening.

In addition, the input and output side ground wires (13a, 13b) in the inside of the wire inlet (8) in the state that is drawn in through the wire inlet (8) formed on the front and rear surfaces of the lower outlet case (9), respectively. It is positioned between the wire fixing end 32 and the tightening piece 33 provided respectively, so that the fastening piece 33 is firmly fixed by bolts to pull the input and output side ground wires 13a and 13b. In this case, short circuits or short circuits can be prevented by preventing them from escaping or escaping to the outside.

As described above, according to the present invention, the height of the grounding wire connection terminal is made low, and a short circuit prevention plate is covered on the upper part thereof, so that water or foreign matter is introduced between the grounding wire connection terminal and the power line connection terminal, thereby preventing short circuiting. It can be prevented, and the ground wire and input and output power lines of the grounding wire for input and output side can be easily plugged into the ground wire connector, the input wire connector and the output wire connector, respectively, and they can remain tightly bound. Even when the cable is pulled, the grounding cable is prevented from being shorted or shorted by the wire fixing end and the fastening piece so that the grounding cable does not fall out or fall out of the lower outlet case.

Claims (4)

The upper outlet case, the ground terminal connector plate, the lower fixing plate, the lower outlet case, the ground wire connector and the power line connector are composed of a long bar, and the ground wire connector is long in the middle of the lower outlet case. It is fixedly installed and is formed at a height lower than the height of the power line connecting terminals fixed side by side on both left and right sides, and both ends are connected to a grounding type outlet which is integrally formed with a grounding wire connector for connecting the grounding wires of the input and output grounding cables. In this case, the ground wire connection terminal 10 is fixed to be fastened in a state in which a short-circuit prevention plate 16 made of an insulator is entirely covered thereon, so that the ground wire connection terminal 10 and the power line connection terminals 12a and 12b are fixed. It prevents the short-circuit while intervening water or foreign matter introduced from the outside between the, prevent the short-circuit The plate 16 is in a thin and long plate shape and abuts the ground wire connecting terminal 10 in a state where the protruding pieces 17a and 17b protruding vertically downward from the center of the ground terminal connecting plate 6 are inserted therethrough. Protruding piece through holes (18a) and (18b) are perforated at positions corresponding to the positions at which the protruding pieces (17a) and (17b) are formed so as to be grounded. Ground type outlet, characterized in that the fastening fastening with the fixing bolt (22a) to the through-fastening hole 21 of the ground wire connector (15) formed integrally at both ends of the 10. According to claim 1, wherein the ground wire connector 15 is fixedly attached to the lower end of the wire clamping opening (20a) bent in a "b" shape inside the lower end of the body is bent in a "c" shape The ground wire inserting space 23 into which the ground wires 14a and 14b of the input and output side grounding wires 13a and 13b are inserted is formed in the lower part of the inner side. The ball 21 is bored, the grounding type outlet, characterized in that the fixing bolt (22a) is screwed into the bottom surface of the fixing bolt (22a) to tighten the upper surface of the wire fastener (20a). The input line connector 27 of claim 1, wherein the power line connecting terminals 12a and 12b are respectively connected to the outer side surfaces of the input power line 26a and 26b of the input side grounding wire 13a. The output line connector 29 to which the output power lines 28a and 28b of the output side grounding wire 13b are fitted is integrally formed with a predetermined interval, and the input line connector 27 and the output line are integrally formed. The connector 29 is fixedly attached to the lower end of the wire clamping openings 20b and 20c, which are each bent into a "b" shape, inside the lower end of the body which is bent into a "c" shape. The power line insertion spaces 30a and 30b into which the input power lines 26a and 26b and the output power lines 28a and 28b are inserted are formed, respectively, and bolts having female threads formed on the upper surface of the body. Balls 31a and 31b are drilled and the fixing bolts 22b and 22c are screwed in, and the lower end surfaces of the fixing bolts 22b and 22c are wire clamping holes 20b and 20c. Grounding type outlet, characterized in that to tighten the upper surface of the. According to claim 1, wherein the lower outlet case (9) is formed in each of the front and rear wire inlet 8 so that the input and output side ground wires (13a, 13b) are respectively inserted, the wire inlet ( 8) is formed on the inner surface of the lower outlet case (9) of the formed portion is fixed to the wire fixing end 32 and the wire fixing end 32 is a fastening piece (33) formed in an arc shape rounded upward to the upper surface portion A grounding type outlet characterized by being screwed by this ordinary bolt.

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