KR102575099B1 - Apparatus for installing position indicator in low voltage junction box - Google Patents

Abstract

The low-pressure junction box location indicator installation device according to the present invention includes a frame member formed in a rectangular shape made of metal, a wheel portion installed on the bottom of the frame member, a handle portion installed on the upper surface of the frame member, and the frame member. A roller support part installed inside, a roller member installed in the roller support part, a support member disposed across the frame member at the top of the frame member and made of a metal material, and installed in the center of the support member, the metal material A base member formed by a base member, a drill holding member installed to slide upward and downward on the base member, a drill member fixed to the drill holding member, and a rotating handle member for sliding the drill holding member in the up and down direction. And, the support member includes a pair of horizontal adjustment members installed on both sides of the base member, one side of the frame member is formed at a lower height than the other three sides, and a low pressure pressure is applied to the lower end of the drill member. A drill bit for processing the junction box lid is coupled, and the horizontal adjustment member includes a horizontal adjustment handle on which a protrusion is formed for gripping by an operator, and a central axis formed downward from the center of the horizontal adjustment handle, A screw thread is formed on the central axis, and a through opening for penetrating the central axis is formed in the support member. A screw thread spirally coupled to the central axis is formed on the inner surface of the through opening, and the roller support member and the roller member are formed. An elastic member is disposed at the contact portion, and the side of the low-pressure junction box lid disposed on the roller member is moved downward by rotating the horizontal adjustment member.
According to the present invention, the location indicator installation device is compact with a simple structure, so that it can be easily moved and used even on narrow roads, and is configured so that various types of drills can be replaced as needed, depending on the type of low-pressure connection box. You can easily process by replacing the drill.
In addition, by easily adjusting the level of the low-pressure connection box lid being processed, the accuracy of processing can be increased to prevent the position indicator from protruding from the low-pressure connection box lid, and by preventing scattering of powder generated during processing, environmental pollution and This can prevent civil complaints.

Description

{APPARATUS FOR INSTALLING POSITION INDICATOR IN LOW VOLTAGE JUNCTION BOX}

The present invention relates to a low-pressure junction box position indicator installation device. More specifically, the present invention relates to a device for installing a low-pressure junction box position indicator. More specifically, it is compact with a simple structure, can replace various types of drills, and adjusts the level of the low-pressure junction box lid to be processed to ensure accuracy of processing. This invention relates to a device for installing a position indicator in a low-pressure junction box that is designed to increase and prevent scattering of powder generated during processing.

A manhole cover is installed at the part connected to the ground from the manhole constructed to supply water, sewerage, electricity, communications, gas, etc. within the city.

The manhole cover serves as an entrance for inspection and cleaning of underground facilities, and a meter is installed at the bottom to check the flow rate of water or gas flowing in the manhole.

The low-voltage junction box, which is a type of the manhole, is a structure installed at the part where low-voltage cables buried underground are connected. It means a small connection box.

The low-voltage junction box includes a case for accommodating cables and connectors and a lid for closing the top of the case.

In the event of an emergency, such as a rainy season or ground subsidence, inspection and repair of the inside of the low-pressure junction box may be required. In such cases, being able to easily identify the location of the low-pressure junction box is a very advantageous factor for rapid inspection and repair.

However, the conventional low-pressure junction box lid generally serves to prevent various foreign substances and water from flowing into the low-pressure junction box, and has limitations in providing the role of displaying information or location related to the low-pressure junction box.

The lid of a low-voltage junction box is usually installed on a road or alley. If a separate structure is used on the lid to display related information, the lid may be damaged over a long period of time due to shock from passing vehicles or pedestrians. The connection between the lid and the low-pressure junction box may be damaged or separated.

In this case, running water flows in through the damaged or separated parts as described above, damaging equipment installed therein or causing electric shock to pedestrians.

Therefore, there is a need to install a low-pressure junction box position indicator that does not protrude from the low-pressure junction box lid and can maintain durability and watertightness during installation.

However, conventional devices for processing low-pressure junction box lids are mainly used fixedly in a predetermined location such as a processing plant, or are inconvenient to be easily moved and used in areas with narrow roads due to their large volume and weight. There is.

The purpose of the present invention is to provide a low-voltage junction box location indicator installation device that is small in size with a simple structure and can be easily moved and used even in narrow roads or alleys.

Another object of the present invention is to provide a low-pressure junction box position indicator installation device configured to replace various types of drills.

Another object of the present invention is to provide a low-pressure junction box position indicator installation device configured to easily adjust the level of the low-pressure junction box lid being processed and thereby increase processing accuracy.

Another object of the present invention is to provide a low-pressure junction box position indicator installation device configured to prevent scattering of powder generated during processing.

The low-pressure junction box position indicator installation device according to the present invention for achieving the above object includes a frame member formed in a rectangular shape made of metal, a wheel portion installed on the bottom of the frame member, and a handle portion installed on the upper surface of the frame member. and a roller support part installed inside the frame member, a roller member installed in the roller support part, a support member disposed across the frame member at the top of the frame member and formed of a metal material, and a support member of the support member. A base member installed in the center and made of a metal material, a drill holding member installed to slide upward and downward on the base member, a drill member fixed to the drill holding member, and the drill holding member sliding in an upward and downward direction. It includes a rotating handle member for moving, and a pair of horizontal adjustment members installed on both sides of the base member in the support member, wherein one side of the frame member is formed at a lower height than the other three sides, A drill bit for processing the low-pressure connection box lid is coupled to the lower part of the drill member, and the horizontal adjustment member includes a horizontal adjustment handle in which a protrusion is formed for the operator to grip, and a horizontal adjustment handle formed downward from the center of the horizontal adjustment handle. It includes a central axis, a screw thread is formed on the central axis, a through opening for penetrating the central axis is formed in the support member, and a screw thread spirally coupled to the central axis is formed on the inner surface of the through opening, and the roller An elastic member is disposed at a portion where the support part contacts the roller member, and the side of the low-pressure connection box lid disposed on the roller member is pressed and moved downward by rotating the horizontal adjustment member.

Preferably, a drill upper fixing member is detachably coupled to the drill holding member, one side of the drill member is detachably coupled to the drill holding member, and the other side of the drill member is detachably coupled to the drill upper fixing member. It is configured to be detachably coupled to facilitate replacement of the drill member.

Here, a stopper member for limiting the downward position of the drill member is coupled to the drill upper fixing member, and a downward position limiting member for interfering with the stopper member may be detachably coupled to the base member.

Additionally, an outlet portion for connecting the cable of the drill member may be formed on the base member.

Meanwhile, an auxiliary horizontal adjustment member is installed on one side of the upper surface of the frame member, and the auxiliary horizontal adjustment member includes an auxiliary horizontal adjustment handle and an auxiliary horizontal adjustment center axis formed downward from the center of the auxiliary horizontal adjustment handle. A screw thread is formed on the auxiliary horizontal control center axis, an auxiliary horizontal control support member for supporting the auxiliary horizontal control center axis is installed on the frame member, and the auxiliary horizontal control center axis penetrates the auxiliary horizontal control support member. A through opening is formed for the inner surface of the through opening, and a thread spirally coupled to the auxiliary horizontal adjustment center axis is formed, and the side of the low pressure connection box lid disposed on the roller member is rotated by rotating the auxiliary horizontal adjustment member. It may be configured to be pressed and moved downward.

In addition, a crane connection portion for connection to a crane may be formed on the base member.

In addition, the drill bit may include an anti-scattering member to prevent scattering of powder generated when processing the low-pressure connection box lid.

Here, the scattering prevention member is made of synthetic resin and is formed in a hexahedral shape without a bottom, and a passage opening for the drill bit to pass through is formed on the upper surface of the scattering prevention member to adjust the horizontal position of the low pressure connection box lid. It can be configured to simultaneously provide the function of preventing scattering of powder generated during processing.

Also, a level may be installed on the bottom of the upper surface inside the scattering prevention member.

Preferably, the roller shaft of the roller member is formed in a rectangular cross-sectional shape, and the roller support portion is formed to include a concave portion that accommodates the roller shaft in the rectangular cross-sectional shape.

Here, an elastic member may be disposed to surround the roller shaft, and the elastic member may be supported by the concave portion.

According to the present invention, the location indicator installation device is made compact with a simple structure, and can be easily moved and used even in narrow roads and alleys.

In addition, it is configured so that various types of drills can be replaced as needed, so drills can be easily replaced and processed depending on the type of low pressure junction box.

In addition, by easily adjusting the horizontality of the low-pressure junction box lid being processed, the accuracy of processing can be increased and the position indicator can be prevented from protruding from the low-pressure junction box lid.

Additionally, by preventing scattering of powder generated during processing, environmental pollution and resulting civil complaints can be prevented.

The attached drawings are intended to help you understand the technical idea of the present invention along with the detailed description of the invention, and therefore the present invention should not be construed as limited to the matters shown in the drawings.
Figure 1 is a perspective view of a low-voltage junction box position indicator installation device according to the present invention;
Figure 2 is a plan view of the installation device,
Figure 3 is a perspective view of the low-pressure connection box lid placed on the installation device;
Figure 4 is a perspective view of the roller support portion formed inside the frame member of the installation device;
Figure 5 is a perspective view of the roller member disposed on the roller support part;
Figure 6 is a perspective view of a roller member according to another embodiment of the present invention;
Figure 7 is a perspective view of an installation device according to another embodiment of the present invention;
Figure 8 is a perspective view of an installation device according to another embodiment of the present invention;
Figure 9 is a perspective view of the scattering prevention member included in the installation device;
Figure 10 is a perspective view of the scattering prevention member in a state where it is disposed;
Figure 11 is a perspective view of a state in which a recess and an opening are formed for coupling a position indicator to a low-voltage junction box lid;
Figure 12 is a perspective view of the position indicator,
Figure 13 is a perspective view of the position indicator coupled to the low-voltage junction box lid.

Hereinafter, the configuration of the present invention will be described in detail with reference to the attached drawings.

Prior to this, the terms used in this specification and claims should not be construed limited to their dictionary meaning, and based on the principle that the inventor can appropriately define the concept of the term in order to explain his or her invention in the best way, , should be interpreted with meaning and concept consistent with the technical idea of the present invention.

Accordingly, the embodiments described in this specification and the configurations shown in the drawings are only preferred embodiments of the present invention and do not express the entire technical idea of the present invention, so various equivalents that can replace them at the time of filing the present application It should be understood that variations and variations may exist.

Figure 1 is a perspective view of a low-pressure junction box location indicator installation device according to the present invention, Figure 2 is a plan view of the installation apparatus, Figure 3 is a perspective view of the low-voltage junction box lid placed on the installation apparatus, and Figure 4 is a It is a perspective view of the roller support portion formed inside the frame member of the installation device, Figure 5 is a perspective view of the roller member disposed on the roller support, and Figure 6 is a perspective view of the roller member according to another embodiment of the present invention. 7 is a perspective view of an installation device according to another embodiment of the present invention, Figure 8 is a perspective view of an installation device according to another embodiment of the present invention, and Figure 9 is a perspective view of a scattering prevention member included in the installation device, Figure 10 is a perspective view of the scattering prevention member in a state where the scattering prevention member is disposed, Figure 11 is a perspective view of a state in which a recess and an opening are formed for coupling the position indicator to the low-pressure junction box lid, and Figure 12 is a perspective view of the position indicator, Figure 13 is a perspective view of the position indicator coupled to the low-voltage junction box lid.

Referring to Figures 1 and 2, the low-voltage junction box position indicator installation device according to the present invention includes a frame member 10 formed in a rectangular shape made of metal, a wheel portion 20 installed on the bottom of the frame member 10, and , a handle portion 30 installed on the upper surface of the frame member 10, a roller support portion 12 installed inside the frame member 10, and a roller member 40 installed on the roller support portion 12. ) and a support member 50 disposed across the frame member 10 at the top of the frame member 10 and formed of a metal material, and a support member 50 installed in the center of the support member 50 and formed of a metal material. A base member 60, a drill holding member 70 installed to slide upward and downward on the base member 60, a drill member 90 fixed to the drill holding member 70, and the drill holding member. It includes a rotating handle member 110 for sliding the member 70 in the up and down direction, and a pair of horizontal adjustment members 120 installed on both sides of the base member 60 in the support member 50. In the frame member 10, one side 2 is formed at a lower height than the remaining three sides 4 and 6, and a drill bit for processing the low-pressure connection box lid is provided at the lower end of the drill member 90. (92) is coupled, and the horizontal adjustment member 120 includes a horizontal adjustment handle 122 formed with a protrusion for gripping by the operator, and a central axis formed downward from the center of the horizontal adjustment handle 122. (124), a screw thread is formed on the central axis 124, and a through opening 52 for penetration of the central axis 124 is formed in the support member 50. ) A screw thread is formed on the inner surface of the central axis 124 and helically coupled with the central axis 124, and an elastic member 15 is disposed at a portion where the roller support part 12 and the roller member 40 come into contact, and the horizontal adjustment member The side of the low-pressure junction box lid 100 disposed on the roller member 40 is configured to move downward by rotating (120).

The frame member 10 is a component that forms the overall shape of the low-voltage junction box location indicator installation device according to the present invention, and is a metal bar with a “ㄷ”-shaped or “ㅁ”-shaped cross section when viewed from above. It is formed to have a rectangular shape.

In the frame member 10, one side 2 is formed at a lower height than the remaining three sides 4 and 6.

And, on the inner surface of the frame member 10 where the roller member 40 is disposed, a roller support portion 12 for supporting the roller member 40 is installed as shown in FIG. 4.

In addition, a roller member 40 having a cylindrical outer shape as shown in FIG. 5 is mounted and detachably installed on the roller support portion 12.

In this state, with the edge of the low-pressure connection box lid 100 mounted on one side (2) formed at a low height, the low-pressure connection box lid 100 is placed inside the frame member 10. It can be easily placed by pushing towards it.

A wheel portion 20 is disposed on the bottom of the frame member 10, and a handle portion 30 is installed on the upper surface of the frame member 10, so that the operator can easily move the installation device according to the present invention. It is structured so that

A support member 50 made of a metal material is disposed across the frame member 10 at an upper portion of the frame member 10 at approximately the center.

The support member 50 may also be formed as a metal bar having a “ㄷ” or “ㅁ” cross-sectional shape, and is welded and joined while disposed across the frame member 10.

A base member 60 for installing the drill member 90 is disposed at the center of the support member 50.

The base member 60 is made of metal and is firmly formed, and is coupled to the upper surface of the support member 50 using bolts and nuts.

A sliding rail for sliding the drill holding member 70 in the up and down direction is formed on the base member 60, and the drill holding member 70 is disposed within the sliding rail.

Thus, the drill holding member 70 can slide in the up and down direction within the sliding rail.

Additionally, a rotary handle member 110 is rotatably installed on the side of the base member 60.

Here, the central axis of the rotating handle member 110 is disposed inside the base member 60, and gear teeth are formed on the central axis to function as a kind of pinion gear.

In addition, a rack gear portion that can be moved in engagement with the gear teeth of the central axis is formed on the rear portion of the drill holding member 70 that comes into contact with the base member 60.

Thus, by rotating the rotation handle member 110, the pinion gear formed on the central axis and the rack gear formed on the rear surface of the drill holding member 70 are interlocked, so that the drill holding member 70 moves in the vertical direction. Can be moved by sliding.

In addition, a drill upper fixing member 80 having an approximately “L” shaped side cross section is detachably coupled to the drill holding member 70 with a bolt.

Therefore, when the drill holding member 70 moves in the vertical direction, the drill upper fixing member 80 moves together in the vertical direction.

Also, the opposite side of the handle of the drill member 90 is detachably coupled to the drill holding member 70 using a bolt 94 and a nut.

In addition, the side 96 opposite to the drill bit 92 in the drill member 90 is detachably coupled to the drill upper fixing member 80 by a bolt and a nut.

Therefore, the two side surfaces of the drill member 90 are fixed to the drill holding member 70 and the drill upper fixing member 80, so that the drill member 90 can be very stably and firmly fixed.

In addition, the drill member 90 is configured to be detachably coupled to the drill holding member 70 and the drill upper fixing member 80 by bolts and nuts, so that the drill member 90 can be used depending on the type of the low pressure connection box lid or position indicator. In case of failure, etc., the drill member 90 can be easily replaced.

A drill bit 92 for processing the low-pressure connection box lid 100 is coupled to the lower part of the drill member 90, and the drill holding member 70 and the drill upper fixing member 80 are moved downward, The drill member 90 and the drill bit 92 coupled to its lower end are also moved downward to process a concave portion 102 and an opening 104 for installing a position indicator.

In addition, a stopper member 83 for limiting the downward position of the drill member 90 is coupled to the drill upper fixing member 80.

The stopper member 83 includes a handle portion 832 and a bolt shaft 834, and a stopper member installation portion for installing the stopper member 83 at the upper end of the drill upper fixing member 80 ( 82) are combined.

In addition, a through hole is formed in the stopper member installation portion 82 at a portion where the bolt shaft 834 of the stopper member 83 is coupled, and the inner surface of the through hole is interlocked with the bolt shaft 834 through a spiral connection. A possible screw thread is formed.

Thus, by rotating the handle portion 832 of the stopper member 83, the bolt shaft 834 is configured to be displaced in the vertical direction.

Additionally, a downward position limiting member 62 for interfering with the stopper member 83 may be detachably coupled to the base member 60.

The lower position limiting member 62 is formed in an elongated "L" cross-sectional shape in the vertical direction, and its lower end is configured to protrude outward, and the bolt axis ( 834) is configured so that it can be interfered with.

Thus, the bolt axis 834 of the stopper member 83 interferes with the outwardly protruding lower end, so that the drill member 90 moves downward and creates a concave portion 102 for installing the position indicator 200 and The lower limit position forming the opening 104 can be set.

With the above configuration, the drill member 90 can be very easily installed by rotating the stopper member 83 to adjust the degree to which the bolt shaft 834 protrudes downward from the stopper member installation portion 82. The lower limit position of can be adjusted and changed.

Therefore, with a very simple and light structure, the lower limit position of the drill member 90 can be easily adjusted and changed depending on the type of the low-pressure connection box lid 100 or the drill member 90.

Meanwhile, an outlet portion 64 for connecting the power cable of the drill member 90 may be formed on the side of the base member 60.

Additionally, a crane connection portion 66 may be formed at the rear of the base member 60 to connect a crane connection ring (not shown).

Therefore, by connecting the crane connection ring to the crane connection part 66, the installation device according to the present invention can be easily moved onto the transport vehicle.

In addition, a pair of horizontal adjustment members 120 are installed on both sides of the base member 60 in the support member 50.

The horizontal adjustment member 120 is formed downward from the center of the horizontal adjustment handle 122 and the horizontal adjustment handle 122, in which a protrusion 123 is formed for gripping by the operator of the installation device according to the present invention. Includes a central axis 124.

Here, a screw thread is formed on the central axis 124.

In addition, a through opening 52 for penetrating the central axis 124 is formed in the support member 50, and a thread spirally coupled to the central axis 124 is formed on the inner surface of the through opening 52. do.

In addition, as shown in FIGS. 4 and 5, the roller shaft 44 of the roller member 40 is formed in a square cross-sectional shape, and the roller support part 12 has the roller shaft 44 of the square cross-sectional shape. It is formed to include a recessed portion 122 for receiving it.

Thus, the roller shaft 44 of the roller member 40 is removable from the roller support portion 12, but is configured not to rotate when the roller member 40 is mounted.

Therefore, the processing position can be adjusted by selectively installing the roller member 40 on the roller support part 12 according to the type of the low pressure junction box lid 100 and the drill member 90.

Additionally, in case the roller member 40 is damaged, it can be replaced and installed very easily.

In addition, the roller member 40 is formed to have a cylindrical outer surface but is configured not to rotate, thereby preventing the roller member 40 and the low-pressure connection box lid 100 from moving during processing for installing the position indicator. can do.

In addition, an elastic member 15 such as rubber is disposed at a portion of the roller support portion 12 that contacts the roller shaft 44 of the roller member 40.

Alternatively, in another embodiment of the present invention shown in FIG. 6, an elastic member 46 such as rubber is disposed to surround the roller shaft 44, and the elastic member 46 is in the concave portion 122. It may be configured to be supported by.

Therefore, when a force is applied to the roller member 40 by supporting the shaft 44 of the roller member 40 at the roller support portion 12 via the elastic members 15 and 46, the The roller member 40 is configured to be moved somewhat downward.

In this state, by rotating the horizontal adjustment member 120 to move the central axis 124 downward, the side of the low-pressure junction box lid 100 disposed on the roller member 40 is pressed and moves downward. It can be.

Therefore, the level of the low-pressure connection box lid 100 can be adjusted by selectively rotating the horizontal adjustment members 120 installed on both sides of the support member 50.

Meanwhile, in another embodiment of the present invention shown in FIGS. 7 and 8, an auxiliary horizontal adjustment member 130 is installed on one side of the upper surface of the frame member.

The auxiliary horizontal control member 130 includes an auxiliary horizontal control handle 132 formed with a protrusion 133 for gripping, and an auxiliary horizontal control center axis formed downward from the center of the auxiliary horizontal control handle 132. Includes (134).

A screw thread is formed on the auxiliary horizontal adjustment center axis 134.

In addition, an auxiliary horizontal adjustment support member 140 is installed on the upper surface of the frame member 10 to support the auxiliary horizontal adjustment central axis 134.

In addition, the auxiliary horizontal adjustment support member 140 is formed with a through opening 142 for penetration of the auxiliary horizontal adjustment center axis 134, and on the inner surface of the through opening 142 is the auxiliary horizontal adjustment center axis ( 134) and a thread for helical connection are formed.

Thus, by rotating the auxiliary horizontal adjustment member 130, the side of the low-pressure junction box lid 100 disposed on the roller member 40 can be moved by pressing downward.

As described above, by arranging auxiliary horizontal adjustment members 130 on both sides of the horizontal adjustment member 110 in addition to the horizontal adjustment member 110, the horizontal position of the low pressure connection box lid 100 can be adjusted more precisely.

In addition, by supporting the low-pressure junction box lid 100 more firmly, it is possible to prevent the low-pressure junction box lid 100 from flowing due to force applied during processing.

Meanwhile, in the present invention, the drill bit 92 may include a scattering prevention member 150 to prevent scattering of powder generated when processing the low pressure connection box lid 100.

As shown in FIG. 9, the scattering prevention member 150 is made of a transparent synthetic resin material such as acrylic and is formed in a hexahedral shape without a bottom, so that powder generated during processing does not scatter to the outside and the scattering prevention member 150 It is configured to fall inside.

In addition, a passage opening 152 for passing the drill bit 92 is formed in the upper surface of the scattering prevention member 150, and a level 160 is formed on the bottom of the upper surface inside the scattering prevention member 150. ) can be installed.

Therefore, by placing the scattering prevention member 150 on the low-pressure connection box lid 100, the horizontal position of the low-pressure connection box lid 100 can be adjusted while looking at the level 160, and at the same time, the powder generated during processing can be adjusted. scattering can be prevented.

Meanwhile, the power cable of the drill member 90 is connected to the outlet portion 64 to supply power to the drill member 90, thereby rotating the drill bit 92 included in the drill member 90. .

Then, the rotary handle 110 is rotated to lower the drill member 90 to the surface of the low-pressure connection box lid 100.

Accordingly, the low-pressure connection box lid 100 is processed using the drill bit 92 to form a circular concave portion 102 where the position indicator 200 will be installed and a coupling opening 104 at the center of the concave portion 102. ) to form.

Thereafter, the position indicator 200 is placed in the circular concave portion 102, and the nut 210 is fastened to the bolt portion 202 of the position indicator 200 to connect the position indicator 200 to the low pressure connection. It is fixed to the box lid (100).

As described above, with the position indicator 200 coupled to the low-pressure junction box lid 100, the low-pressure junction box lid 100 is placed on the original ground.

Above, the terms used in the embodiments of the present invention have the same meaning as generally understood by those skilled in the art to which the present invention pertains.

Although the present invention has been described with limited examples and drawings, the examples are not intended to limit but illustrate the technical idea of the present invention, so the technical idea of the present invention is not limited to these, and the present invention belongs to A person skilled in the art will be able to make various modifications and variations within the scope of equivalency of the technical spirit of the present invention and the scope of the claims below.

Therefore, the scope of protection of the present invention should be interpreted in accordance with the scope of the patent claims, and all technical ideas within the equivalent scope should be interpreted as being included in the scope of rights of the present invention.

And, if it is within the scope of the purpose of the present invention, all of the components may be configured by selectively combining one or more of them.

The above-mentioned terms “included” or “consisted of” should be interpreted to mean that the corresponding component may be included, and that other components may be additionally included.

10: Frame member
20: Wheel part
30: Handle part
40: Roller member
50: Support member
60: Base member
70: Drill holding member
80: Drill upper fixing member
90: Drill member
110: Rotating handle part
120: Horizontal adjustment member
130: Auxiliary horizontal adjustment member
140: Auxiliary horizontal adjustment support member
150: Scattering prevention member

Claims (11)

A frame member made of metal and formed into a rectangular shape;
a wheel portion installed on the bottom of the frame member;
a handle portion installed on the upper surface of the frame member;
a roller support part installed inside the frame member;
a roller member installed on the roller support unit;
a support member disposed across the frame member at the top of the frame member and formed of a metal material;
a base member installed at the center of the support member and made of a metal material;
a drill holding member installed to slide upward and downward on the base member;
A drill member fixed to the drill holding member;
a rotating handle member for sliding the drill holding member in an up and down direction;
It includes a pair of horizontal adjustment members installed on both sides of the base member in the support member,
In the frame member, one side (2) is formed at a lower height than the remaining three sides (4, 6),
A drill bit for processing the low-pressure connection box lid is coupled to the lower part of the drill member,
The horizontal adjustment member is,
A horizontal adjustment handle formed with a protrusion for the operator to grip,
It includes a central axis formed downward from the center of the horizontal adjustment handle,
A screw thread is formed on the central axis,
A through opening is formed in the support member for penetration of the central axis,
A screw thread is formed on the inner surface of the through opening and is helically coupled to the central axis,
An elastic member is disposed at a portion where the roller support portion and the roller member contact,
A low-pressure junction box position indicator installation device, characterized in that the side of the low-pressure junction box lid disposed on the roller member is pressed and moved downward by rotating the horizontal adjustment member. According to claim 1,
A drill upper fixing member is detachably coupled to the drill holding member,
One side of the drill member is detachably coupled to the drill holding member,
A low-pressure connection box position indicator installation device, characterized in that the other side of the drill member is detachably coupled to the drill upper fixing member to facilitate replacement of the drill member. According to claim 2,
A stopper member for limiting the downward position of the drill member is coupled to the drill upper fixing member,
A low-pressure junction box position indicator installation device, characterized in that a lower position limiting member for interfering with the stopper member is detachably coupled to the base member. According to claim 3,
A low-voltage connection box position indicator installation device, characterized in that an outlet portion for connecting the cable of the drill member is formed on the base member. According to claim 4,
An auxiliary horizontal adjustment member is installed on one side of the upper surface of the frame member,
The auxiliary horizontal adjustment member,
Auxiliary horizontal adjustment handle,
It includes an auxiliary horizontal adjustment center axis formed downward from the center of the auxiliary horizontal adjustment handle,
A screw thread is formed on the auxiliary horizontal adjustment center axis,
An auxiliary horizontal adjustment support member is installed on the frame member to support the auxiliary horizontal adjustment central axis,
The auxiliary horizontal adjustment support member is formed with a through opening for penetration of the auxiliary horizontal adjustment central axis,
A screw thread is formed on the inner surface of the through opening and is spirally connected to the auxiliary horizontal adjustment center axis,
A low-pressure junction box position indicator installation device, characterized in that the side of the low-pressure junction box lid disposed on the roller member is pressed and moved downward by rotating the auxiliary horizontal adjustment member. According to claim 1,
A low-pressure junction box position indicator installation device, characterized in that a crane connection part for connection with a crane is formed on the base member. According to claim 1,
A low-pressure connection box position indicator installation device, characterized in that it includes a scattering prevention member to prevent scattering of powder generated when processing the low-pressure connection box lid with the drill bit. According to claim 7,
The scattering prevention member is made of synthetic resin and is formed in a hexahedral shape without a bottom,
A passage opening for the drill bit to pass through is formed on the upper surface of the scattering prevention member,
A low-pressure junction box position indicator installation device, characterized in that it is configured to simultaneously provide the function of adjusting the horizontal position of the low-pressure junction box lid and preventing scattering of powder generated during processing. According to claim 8,
A low-pressure junction box position indicator installation device, characterized in that a level is installed on the bottom of the upper surface inside the scattering prevention member. According to claim 1,
The roller shaft of the roller member is formed in a square cross-sectional shape,
A low-pressure junction box position indicator installation device, characterized in that the roller support part is formed to include a concave portion for accommodating the roller shaft of the square cross-sectional shape. According to claim 10,
An elastic member is disposed to surround the roller shaft,
A low-pressure junction box position indicator installation device, characterized in that the elastic member is configured to be supported by the concave portion.

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