KR200245801Y1 - Apparatus for exchaning watt hour meter without service interruption - Google Patents

Abstract

The present invention relates to an uninterruptible safety integrated wattmeter replacement device, the main purpose of the design is to ensure that the temporary connection is made without power interruption when replacing the integrated wattmeter so that productivity can be reduced and work can be performed without a live part. It is intended to prevent accidents and fires, and in particular, to make it possible to use all existing general-purpose wattmeters as they are, so as to increase compatibility and significantly reduce replacement time.

Replacement device of the present invention for achieving the above object is a base member having a protruding edge 11, the upper opening 12 and the lower opening 13; A fixed terminal assembly 20 fixed to the front lower side of the base member 10 and having a plurality of plugs 22 protruding from an upper surface thereof and having a lead line 23 and a lead line 24 connected to a bottom surface thereof; While the upper fastening portion 31 protrudes into the upper opening 12 while being in close contact with the back of the base member 10, the lower fastening portion 32 protrudes into the lower opening 13, and separate sliding means 50. Sliding member 30 that can be elevated up and down by); The upper hook 42 is caught by the upper fastening portion 31 of the sliding member 30, and the lower fastening portion 32 is fastened by the fixing screw 33 to the plug hole 41 at the bottom of the plug ( A removable integrated power meter 40 so that the 22 may be inserted; And a temporary connecting means 60 to which the power is connected / shorted according to the sliding operation of the sliding member 30.

Description

Uninterruptible Safety Integrated Wattmeter Replacement Device {Apparatus for exchaning watt hour meter without service interruption}

The present invention relates to an integrated power meter replacement device, and more particularly, it is characterized in that it can be replaced safely without interruption of power supply when trying to replace the integrated power meter.

In general, integrated power meters used in homes, offices, and factories are connected in series from external power lines to accumulate the amount of power. This is inevitable, especially during replacement, since the conductive part of the power line connected to the integrated power meter is exposed, there is a risk of electric shock, burns, or fire caused by arc during the replacement work by the operator.

On the other hand, in view of the conventional problems as described above, there was one designed to replace the integrated power meter in an uninterruptible state, but this is a design application of the applicant of the present application (utility model registration No. 217828) provided with a safety mounting device, this safety The terminal was designed to be separated and fastened with the integrated power meter in the mounting device.

However, the design of such an earlier application requires a lot of replacement time because it requires preparation for replacement work, and there is a disadvantage in that the work of replacing the integrated power meter is not performed because of safety of the exposed terminals and wires.

Therefore, the present invention has been devised to solve the conventional problems as described above. The main purpose of the invention is to replace the integrated wattmeter in an uninterrupted state so that the productivity is not reduced while working without a live part, which prevents safety accidents and fire prevention. In particular, it is intended to be able to use a general-purpose general-purpose wattmeter, which is widely used, as it is, to improve compatibility and to significantly shorten the replacement time.

The present invention for achieving the above object is a flat base member having a protruding edge, and the upper opening and the lower opening in the center of the inner side, fixed to the front lower side of the base member, a plurality of plugs on the upper surface A fixed terminal assembly which protrudes, and a lead wire and a lead wire are connected to the bottom surface, and an upper fastening portion protrudes into an upper opening while being in close contact with the rear surface of the base member, a lower fastening portion protrudes into a lower opening, and on a separate sliding means. The upper and lower sliding members and the upper hook is caught by the upper fastening portion of the sliding member, and the detachable one is inserted into the lower plug hole so that the above plugs can be inserted into the lower plug hole. The power is connected / shorted according to the sliding operation of the integrated power meter and the sliding member. It is characterized in that it is composed of the sea connecting means.

1 is a perspective view showing the overall configuration of the present invention

2 is a front view showing the configuration of the present invention

Figure 3 is a rear view showing the configuration of the present invention

Figure 4 is a side cross-sectional view of an exploded state showing a detailed configuration of the present invention

Figure 5 is a side cross-sectional view showing an assembled state of the present invention

Figure 6 is a side cross-sectional view for explaining the operating state of the present invention

7 is a rear view for explaining the operating state of the present invention

<Description of the symbols for the main parts of the drawings>

10: base member 11: border

12: upper opening 13: lower opening

20: fixed terminal assembly 21: terminal hole

22: plug 23: lead wire

30: sliding member 31: upper fastening portion

32: lower fastening portion 33: screw

34: safety cover

40: integrated power meter 41: plug hole

42: upper hook

50: sliding means 51: sliding guide

52: bearing support 53: rotating arm operating part

54: pivot arm

60: temporary connecting means 61: fixed short section

62: moving paragraph

The configuration and operation of the preferred embodiment according to the present invention will be described in more detail according to the accompanying drawings.

1 is an exploded perspective view for showing the overall configuration of the present invention, Figure 2 is a front view showing the configuration of the front portion, Figure 3 is a rear view showing the configuration of the rear portion, Figure 4 is a side of the exploded state for explaining the coupling state It is a cross section.

As shown in the drawings, the present invention consists of a base member 10, a fixed terminal assembly 20, a sliding member 30, and an integrated power meter 40, the base member 10, the sliding member Sliding means 50 is installed between the 30, and the temporary connecting means 60 is installed between the sliding member 30 and the fixed terminal assembly 20.

The base member 10 has a flat plate shape, and has a protruding edge 11, a fastening hole, and the like, and an upper opening 12 and a lower opening 13 formed in the inner center of the edge are essential components. .

The fixed terminal assembly 20 is fixed to the front lower side of the base member 10 by a conventional screw fastening method, and the terminal hole 21 to which the lead wire 23 and the lead wire 24 can be plugged in from below. Are formed, and the plugs 22 protrude upward from the terminal hole 21, and the fixed short piece 61 is connected to the rear.

The plugs 22 are rounded at their ends so as to be easily inserted into the plug holes 41, and retain the elasticity by cutting along the longitudinal direction. This is to improve the energization state.

The sliding member 30 is in close contact with the back of the base member 10, the upper fastening portion 31 is exposed to the front through the upper opening 12 of the base member 10, the lower fastening portion 32 Is exposed to the front through the lower opening 13, will be moved up and down by a separate sliding means (50).

At this time, the sliding member 30 to protect the fixed terminal assembly 20 during the lowering, and to protect the terminal connection of the integrated power meter when rising, the left and right side panels (34a) and the front plate (34b) ) And a safety cover 34 made of an upper surface plate 34c of the middle having a plug hole 34d, is formed by integrally protruding to the front.

And the integrated power meter 40 is a general, the upper hook 42 is caught on the upper fastening portion 31 of the sliding member 30, the lower fastening portion 32 to be fastened with a fixing screw 33 to the bottom of the The plugs 22 may be inserted into the plug holes 41.

On the other hand, the sliding means 50 is a plurality of sliding guides on the left and right sides of the back surface of the base member 10 to guide the sliding member 30 and the base member 10, The bearing 52 protruding from both the left and right sides of the support member, and the rotating arm operating portion 53 protruding from both sides of the rear surface of the sliding member 30, and are deflected by the letter C to be fixed to the bearing 52. The stop is made of a pivoting arm 54 which is fitted into the recess 53a of the pivoting arm operating part 53 and is rotatable.

In addition, the temporary connecting means 60 is fixed to the fixed short piece (61) extending from the terminal holes 21 of the fixed terminal assembly 20 to the back, and fixed to the back of the sliding member (30) It is made of a moving short piece 62 to be in contact with the fixed short piece 61 when the sliding member 30 is raised, and to be separated from the fixed short piece 61 when descending.

In the figure, reference numeral 70 is a cover.

The present invention configured as described above is assembled as shown in FIG.

First, the fixed terminal assembly 20 is assembled to the lower half of the base member 10.

And assembling the sliding member 30 from the back of the base member 10, the safety cover 34 protruding from the front is in the form of covering the fixed terminal assembly 20, the upper fastening portion 31 is the upper opening Through 12, the lower fastening portion 32 is exposed to the front through the lower opening 13.

The left and right end surfaces of the sliding member 30 are fitted between the sliding guides 51, as well as the pivots 52 that protrude backwards to stop the pivot arm 54 that can pivot the bearing 52. It fits in the groove 53a of the arm operating part 53.

In this case, when the pivoting arm 54 is lifted up, the pivoting arm operating part 53 is pushed up by the interruption of the pivoting arm so that the entire sliding member 30 is raised, and the pivoting arm 54 is lowered. The pivoting arm operating portion 53 is pushed down by the c-shaped interruption of the arm, so that the entire sliding member 30 descends.

As such, the base member 10 may be mounted on the wall in the state in which the sliding member 30 is assembled behind the base member 10, and the lead wire 23 and the lead wire 24 may be attached to the fixed terminal assembly 20. ) Can be connected.

When assembling the integrated power meter 40 in a state where the sliding member 30 can be raised or lowered, first, the sliding member 30 is raised to interfere with the plug 22 protruding above the fixed terminal assembly 20. After the measures are taken, the upper hook 42 is fastened to the screw of the upper fastening part 31, and fastened and fixed by the screw 33 to the lower fastening part 32, which is then assembled.

When the sliding member 30 is raised, since the safety cover 34 surrounds the plugs 22 as shown in FIG. 1, there is no fear of electric shock even if the operator does not pay great attention.

In this way, when the integrated power meter 40 is assembled, the pivoting arm 54 is rotated downward to lower the sliding member 30 so that the integrated power meter 40 as well as the safety cover 34 are lowered together. As the safety cover 34 is lowered, each of the plugs 22 protruding into the plug hole 34d of the top plate 34c is inserted into the plug hole 41 of the integrated power meter 40. Only electricity will work.

On the contrary, when replacing the integrated power meter 40 used in connection as described above, lift the rotating arm 54 to raise the sliding member 30.

As such, when the sliding member 30 is raised, the plugs 22 are pulled out of the plug hole 41 together with the rise of the integrated power meter, so that no power is supplied to the integrated power meter.

However, as shown in FIGS. 3 and 6, the temporary connecting means 60 on the back surface of the base member 10 may move the sliding short piece 62 before the plugs 22 are pulled out of the plug hole 41. Since they are in contact with each of the fixed short piece 61, it is possible to keep the energized state while being raised.

Therefore, in a place where electricity is used, it is possible to keep the connected state without the necessity of power supply. In this state, the lower screw 33 of the totalizing power meter 40 is loosened, and the upper hook 42 is removed from the upper fastening portion 31. It can be easily removed by removing it.

Then, the upper hook 42 of the new integrated power meter 40 is fastened to the upper fastening portion 31, and the screw 33 is tightened to the lower side, and the integrated power meter 40 is replaced. When the sliding member 30 is lowered by rotating the 54 downward, the newly assembled integrated power meter 40 as well as the safety cover 34 are lowered, and protrude into the plug hole 34d of the upper plate 34c. Each of the plugs 22 to be inserted into the plug hole 41 of the integrated power meter 40, the electricity is finally supplied to the integrated power meter 40.

As described above, when the sliding member 30 is lowered, the temporary connecting means 60 on the rear side of the movable short pieces 62 are connected to the plug holes 22 from the fixed short pieces 61 as shown in FIG. 5. 41) Since it falls after being inserted into the electricity, the electricity is not directly connected, but is connected only through the integrated power meter 40. Therefore, when the integrated power meter is replaced, the energized state of the electricity is not opened or closed. Since the arc does not occur, the moving short piece 62, the fixed short piece 61, the plug 22 and the plug hole 41 are not damaged. In addition, it is installed in the existing integrated power meter plug hole 41. The tightening bolt 41a may be tightened in preparation for deterioration of contact force while the plug 22 and the plug hole 41 are held for a long time.

The present invention, as described in detail above, is capable of simply raising and lowering the sliding member on the rear surface by sliding means when the pivoting arm is rotated, and the sliding member which is easily lifted and lifted as described above is a power source for an integrated power meter connected thereto. Bypassing both the opening and closing and temporary connecting means can be performed at the same time, so the integrated power meter can be replaced uninterrupted quickly.

In particular, since the plugs are normally in the integrated wattmeter and exposed during the replacement operation, the safety cover is surrounded by the circumference, so that the operator can replace the wattmeter in a safe state.

In addition, the replacement device of the present invention is good compatibility because it can be used as it is without changing the general integrated power meter with a plug hole.

In addition, it is very useful in many ways, such as dismantling an integrated power meter and using it as a switch for exclusive use if necessary.

Claims (4)

A flat base member 10 having a protruding edge 11 and an upper opening 12 and a lower opening 13 at the center of the inner side of the edge; Attached and fixed to the front lower side of the base member 10, a plurality of plugs 22 protrude from the terminal holes 21 to the upper surface, and the lead line 23 and the lead line to the bottom of the terminal holes (21) ( A fixed terminal assembly 20 to which 24 is connected, While the upper fastening portion 31 protrudes into the upper opening 12 while being in close contact with the back of the base member 10, the lower fastening portion 32 protrudes into the lower opening 13, and separate sliding means 50. Sliding member 30 capable of lifting up and down by the), The upper hook 42 is caught by the upper fastening portion 31 of the sliding member 30, and the lower fastening portion 32 is fastened by the fixing screw 33 to the plug hole 41 at the bottom of the plug ( A removable integrated power meter 40 so that the 22 may be inserted; And Temporary connecting means (60) to which power is connected / shortened according to the sliding operation of the sliding member (30); Uninterruptible safety integrated power meter replacement device, characterized in that consisting of. The method of claim 1, The sliding means 50 is a plurality of sliding guides 51 which can be installed on both the left and right sides of the rear surface of the base member 10 to guide the sliding member 30 and the left of the base member 10. , The bearing 52 protruding from both sides of the right side, the rotation arm operating portion 53 protruding from both sides of the rear side of the sliding member 30, and the c-refractive ends are fixed to the bearing 52 , The interruption is an uninterruptible safety integrated power meter replacement device, characterized in that consisting of a pivotable arm 54 is inserted into the groove (53a) of the pivoting arm operating portion (53). The method of claim 1, The temporary connecting means 60 is fixed to the fixed short piece 61 extending from the terminal holes 21 of the fixed terminal assembly 20 to the rear side, and fixed to the rear of the sliding member 30 Uninterruptible safety type, characterized in that the sliding short-circuit (62) is in contact with the fixed short piece (61), and when the lowering is made of a moving short piece (62) separated from the fixed short piece (61) Integrated power meter replacement device. The method of claim 1, The sliding member 30 protects the fixed terminal assembly 20 when descending, and the left and right side panels 34a and the front panel 34b so as to protect the terminal connection part of the integrated power meter when ascending. And an uninterruptible safety integrated power meter replacement device, characterized in that the safety cover (34) consisting of an interruption top plate (34c) having a plug hole (34d) integrally protruded.