JP3302285B2 - Mobile transformer equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

TECHNICAL FIELD The present invention relates to a transformer, a switch,
The present invention relates to a mobile transformer device that houses cables and a protection device, and performs suspension of a pole transformer without interruption.

[0002]

2. Description of the Related Art First, regarding a conventional mobile transformer device,
This will be described with reference to FIG. 7A which is a front view. In the figure, 1
Is a vehicle, 2 is a carrier of the vehicle 1, and 3 is an outdoor box fixed to the front of the carrier 2 with bolts, and has a welded connection around the connection to prevent rainwater from entering. Reference numeral 4 denotes two doors that close the front opening of the box 3, reference numeral 5 denotes a cover plate provided below the right door 4, and reference numeral 6 denotes a plurality of hanging members provided on the upper plate of the box 3. .

[0003] Reference numeral 7 denotes a storage drum for a low-voltage cable wound around a low-voltage cable, which is installed at the rear of the loading platform 2. Reference numeral 8 denotes a storage drum for a high-voltage cable wound above a storage drum 7 and wound around a high-voltage cable. is there.

Next, the inside of the box 3 will be described with reference to FIG. 7A and FIG. 7B which is a partially cutaway rear view of FIG. 7A.
In the figure, reference numeral 9 denotes a connector housing provided at the lower right side in the box 3, which is closed by the cover plate 5. 1
Reference numeral 0 denotes a plurality of indoor specification switches stacked vertically on the left side (the right side in FIG. 7B) in the box 3, and 11 denotes a lower switch 1.
It is an instrument transformer attached to the right of 0.

[0005] 12 is a transformer for indoor use installed on the right side of the box 3, 13 is a horizontal support rod fixed to the upper part of the box 3, and 14 is a plurality of support rods mounted on the support rod 13. 15 is a bushing penetrating the right side plate of the box 3, 16 is an electric wire, and each switch 10, an instrument transformer 11, a transformer 12, a power fuse 14 and A bushing 15 is connected. Reference numeral 17 denotes an electric wire support that supports the electric wire 16, and a protection device and the like (not shown) are also housed in the box 3.

In addition, the doors 4 are opened to operate each device inside the box 3, and the pole transformer is suspended without interruption.

[0007]

In the case of the above-mentioned conventional apparatus, since the connecting portion of the box 3 has an all-around welding structure,
Storage equipment inside the box 3, especially the transformer 12 which is heavy
When replacing the battery due to failure, the door on the back of the box 3 must be opened, and the transformer 12 must be moved in the horizontal direction and carried out.
There is a problem that it is difficult to move the transformer 12 and the work efficiency of replacement work is low.

Further, when the transformer 12 is moved, the transformer 1
2 may collide with the frame or the like of the box 3 and damage the device, the transformer 12 and the like. The present invention
With the above points in mind, when replacing a transformer, it is easy to move the transformer without moving the transformer in the horizontal direction, to improve the work efficiency of the replacement work, It is an object of the present invention to provide a moving transformer device capable of preventing breakage of a vessel or the like.

[0009]

In order to solve the above-mentioned problems, a moving transformer device according to the present invention is provided on a moving transformer device main body mounted on a bed of a vehicle, and provided at a lower portion of the main body. A transformer accommodating portion accommodating two transformers on both sides, and a high-voltage cable accommodating case detachably mounted at a position above the accommodating portion of the main body and accommodating a high-voltage cable.

Therefore, since the high-voltage cable storage case is detachably mounted at a position above the transformer storage section of the main body,
By removing the high-voltage cable storage case from the main body, the upper part of the transformer storage part is opened, and the transformer can be lifted above the main body by a crane or the like, so that the transformer can be easily moved and the work efficiency of replacement work is improved. Is improved.

In addition, since the transformer is easily moved when the transformer is moved, damage due to collision can be prevented.

[0012]

FIG. 1 is a front view, FIG. 2 is a perspective view with a part of FIG. 1 partially removed, FIG. 3 is a perspective view of a part of FIG. Fig. 4 of the rear view with part removed,
5 is a plan view with a part removed from FIG. 4, and a front view, a left side view, and a plan view of FIGS.
This will be described with reference to C.

In these figures, reference numeral 18 denotes a vehicle, 19 denotes a bed of the vehicle 18, and 20 denotes a moving transformer device main body mounted on the bed 19, and includes a rear frame 21 and a front left side of the rear frame 21. And a receiving frame 23 fixed to the lower right side of the front surface of the rear frame 21.

Reference numeral 24 denotes a high-pressure cutout switch storage section provided on the upper portion of the front frame 22, and stores a high-voltage cutout switch for outdoor use as a main switch. 2
Reference numeral 5 denotes an upper plate made of a punching plate that closes the upper surface of the storage unit 24, 26 denotes a door of the storage unit 24, 27 denotes a viewing window provided on the door 26, 28 denotes a handle provided on the right side of the door 26, and 29 denotes a handle provided on the right side of the door 26. This is an auxiliary relay panel of outdoor specification installed at the lower part of the front frame 22, and stores protection relays of indoor specification. 30
Is a door of the relay panel 29, and a handle 28 is provided on the right side of the door 30.

Reference numeral 31 denotes a low-voltage switchboard for outdoor use which is installed on the upper surface of the receiving frame 23. A switchgear for indoor use is accommodated in the front part, and a wiring space 32 for the switchgear is provided in the rear part. 33 is a door of the low-voltage switchboard 31;
A handle 28 is provided on the left side of the door 33. Reference numeral 34 denotes a right side plate that covers the front side of the right side of the low-voltage switch board 31, reference numeral 35 denotes outlets juxtaposed above and below the front lower side of the right side plate 34, and reference numerals 36 and 37 are attached to the rear of both outlets 34, respectively. An indicator light and an outlet 38 are a cover plate which removably covers the rear side on the right side of the low-voltage switch board 31.
Reference numeral denotes a rotary lamp provided on the left front portion of the upper plate 40 of the low-voltage switch board 31.

Reference numeral 41 denotes a low-voltage cable lead-out space provided in the receiving frame 23 for drawing out a low-voltage cable. Reference numeral 42 denotes an earth reel provided in the low-voltage cable lead-out space 41. The ground reel 42 has a ground wire wound thereon. One end of the ground wire is grounded, and the other end is connected to the ground wire of the utility pole. 43 is an auxiliary relay board 29 and a low-voltage switch board 3
1 is a wiring duct connected to the wiring duct 1.

Reference numerals 44 and 45 denote transformer housings provided on both sides of the rear frame 21, respectively. Reference numeral 46 denotes a small-capacity outdoor-use transformer housed in the right (left in FIGS. 4 and 5) housing 44. , 47 and 48 are high-voltage terminals and low-voltage terminals provided at the upper end on the front side and the upper end on the rear side of the transformer 46, and 49 is a U-shaped cross section fixed to the upper and lower parts of the rear side of the transformer 46. The mounting bracket is in the shape of a U-shaped cross section of the lower portion on the right side (left side in FIGS. 4 and 5) of the rear surface of the rear frame 21 and the horizontal frame 50 at the center. Reference numeral 52 denotes a bolt, which is inserted into the long hole 53 of the fixing metal 51 and screwed to the mounting metal 49, the mounting metal 49 is attached to the fixing metal 51, and the transformer 46 is fixed to the rear frame 21. Reference numeral 54 denotes a hanging bracket provided on the periphery of the upper surface of the transformer 46.

Reference numeral 55 denotes a large-capacity transformer for outdoor use stored in the left (right-hand side in FIGS. 4 and 5) storage section 45. Like the small-capacity transformer 46, a front upper end and a rear upper end are provided. High-side terminal 56 and low-side terminal 5
7 are provided, mounting brackets 58 are fixed to the upper and lower portions of the rear surface, and hanging brackets 59 are provided at the periphery of the upper surface.

The bolts 52 are used to fix the fixing brackets 61 of the horizontal frame 60 at the lower left and center of the rear surface of the rear frame 21.
The mounting bracket 58 of the transformer 55 is mounted on the rear frame 21, the transformer 55 is fixed to the rear frame 21, and two doors (not shown) are provided on both sides on the back surface of the rear frame 21. The rear surfaces of the transformer housings 44 and 45 are closed.

Reference numeral 62 denotes both transformer housings 44 of the rear frame 21,
A high-voltage cable storage portion 63 provided above the upper portion 45 is a high-voltage cable storage case having a top surface opened and each side wall and wall surface made of a stainless steel punching plate, and stores a high-voltage cable 64. Reference numeral 65 denotes a mounting piece at the upper edge of each side wall of the case 63, and each mounting piece 65 is mounted on the upper surface of the rear frame 21 by a bolt. 66 is case 63
Is a through-hole formed on the left side surface.

Reference numerals 67, 68 denote left and right horizontal frames on the front surface of the rear frame 21, and reference numeral 69 denotes a plurality of support insulators, three provided on the left horizontal frame 67 and two provided on the right horizontal frame 68. The high-voltage cable 64 pulled out of the case 63 is connected to each of the support insulators 6.
9 and the high voltage cable 64 is connected to both transformers 46,
55 are connected to the high voltage side terminals 47 and 56 of the
Are connected to the low voltage side terminals 48 and 57.

Reference numerals 71 denote side plates provided on both sides of the rear frame 21. Side plates are also provided on the left side of the front frame 22, and the rear frame 21, the front frame 22, the receiving frame 23, and the auxiliary relay board 29 are provided. The main body 20 is formed in a rectangular parallelepiped shape by the low-voltage switch board 31, the side plate 71 and the like. 72 is a plurality of rubber feet fixed at several places including the four corners of the lower surface of the main body 20, 73 is a suspending metal provided at the four corners of the upper surface of the main body 20, 74 is a plurality of wires, The main body 20 is fixed to the loading platform 19 by being connected to each hanging bracket 73 and the loading platform 19.

When the two transformers 46 and 55 are replaced due to a failure, the bolts are removed, the high-voltage cable storage case 63 is removed from above the rear frame 21, and the upper portions of the two transformer storage parts 44 and 45 are removed. Open, open the rear door, remove the bolt 52, connect a wire to the hanging metal fittings 54, 59 of both transformers 46, 55, hook a hook such as a crane on the wire, and connect both transformers 46, 55. lift.

At this time, since the transformers 46 and 55 are lifted upward, they collide with the rear frame 21 and the like, and
6,55 etc. are not damaged.

[0025]

Since the present invention is configured as described above, it has the following effects. The transformer device for transfer of the present invention is provided with transformer storage portions 44 and 45 in which two transformers 46 and 55 are stored on both sides at a lower portion of the transfer transformer device main body 20, and the storage portion 44 of the main body 20. , 45, the high-voltage cable storage case 63 housing the high-voltage cable 64 is detachably mounted. By removing the high-voltage cable storage case 63 from the main body 20, the upper part of the transformer storage sections 44, 45 is opened. And transformer 4
6, 55 can be lifted above the main body 20 by a crane or the like, the transformer 20 can be easily moved, and the work efficiency of replacement work can be improved.

In addition, when the transformers 46, 55 are moved, the transformers 46, 55 do not collide with the frame of the main body 20 and the like, and damage to the apparatus, the transformers 46, 55, etc. can be prevented.

[Brief description of the drawings]

FIG. 1 is a front view of one embodiment of the present invention.

FIG. 2 is a perspective view of FIG. 1 with a part removed.

FIG. 3 is a perspective view of a part of FIG.

FIG. 4 is a rear view of FIG. 3 with a part removed;

FIG. 5 is a plan view of FIG. 4 with a part removed;

FIG. 6A is a front view of the high-voltage cable storage case of FIG. 3,
B is a left side view of A, and C is a plan view of A.

7A is a front view of a conventional example, and FIG. 7B is a partially cutaway rear view of A. FIG.

[Explanation of symbols]

 Reference Signs List 18 vehicle 19 carrier 20 moving transformer device main body 44 transformer storage unit 45 transformer storage unit 46 transformer 55 transformer 63 high-voltage cable storage case 64 high-voltage cable

──────────────────────────────────────────────────の Continuing on the front page (72) Inventor Yoshinori Yokoyama 47-Umezu Takaune-cho, Ukyo-ku, Kyoto-shi Inside Nissin Electric Machinery Co., Ltd. In-house (56) References JP-A-5-56521 (JP, A) JP-A-2-133107 (JP, U) JP-A-2-133106 (JP, U) JP-A-62-1191302 (JP, U) (58) Fields surveyed (Int. Cl. ⁷ , DB name) H02B 5/00-5/02

Claims (1)

(57) [Claims] 1. A moving transformer device main body mounted on a cargo bed of a vehicle, a transformer storing portion provided at a lower portion of the main body and storing two transformers on both sides, and the storing portion of the main body. And a high-voltage cable storage case removably mounted at a position above the high-voltage cable and housing the high-voltage cable.