JPH0516789U - Simple hanging device - Google Patents

Abstract

(57) [Summary] [Purpose] The installation space is reduced to secure a sufficient working space, thus improving safety and shortening the working time by facilitating assembly and disassembly of itself. [Structure] A column 4, a column guide 5 for detachably attaching the column 4 to the device base 2, an L-shaped plate 6, and a mounting bolt 7, and a base end portion of the column 4 on the upper end of the column 4. An arm 8 that is attached so as to be rotatable in the horizontal direction and that extends in the horizontal direction; and a slide member 9 that is attached to the arm 8 so as to be relatively movable in the horizontal direction and that suspends the equipment accessory 3.
It is composed of a chain block 10 and a suspender including a hook 11.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a simple lifting device used for attaching and detaching accessories around equipment in the assembly work of substation equipment and the like.

[0002]

[Prior Art]

 In the past, when assembling substation equipment, etc., a gate crane was sometimes used as a means for attaching and detaching accessories around the equipment. FIG. 2 is a front view showing a conventional simple suspension device.

In the figure, 1 is a device body such as a substation device, 2 is a device stand on which the device body 1 is mounted, and 3 is a device accessory such as a transportation cover around the device body 1 which is attached to and detached from the device body 1. Possibly installed. Reference numeral 21 is a portal crane, 22 is a portal crane main body that forms a base of the portal crane 21, 23 is a chain block, 24 is a hook of the chain block 23, and 25 is a wheel.

When the equipment accessory 3 is attached and detached using the portal crane 21, the portal crane 21 is moved to the equipment accessory 3 side of the equipment body 1 and the hook 24 of the chain block 23 is moved. Is hooked and hooked on a hook bolt 3a attached to the upper end of the equipment accessory 3, and the equipment accessory 3 is raised and lowered by the chain block 23.

In addition, as a conventional simple suspension device of this type, Japanese Patent Application Laid-Open No. 61-150991 discloses a technique related to a crane installed and used on an upper floor balcony of a high-rise apartment building or a landing of stairs. Japanese Patent Laid-Open No. 64-34895 discloses a technology relating to a truck crane in which a crane is mounted on a truck.

In addition, as reference technical documents of this type of simple suspension device, Japanese Patent Laid-Open Nos. 61-150992, 62-130998, 62-171895, and 64 No. 28197, JP-A No. 64-48799, and the like.

[0007]

[Problems to be solved by the device]

 By the way, in the conventional simple lifting device shown in FIG. 2, the chain block 23 is arranged above the equipment accessory 3 in the mounting and dismounting work, and since the gate crane 21 occupies the working space of this part, It was an obstacle and hard to work. Moreover, moving the portal crane 21 with the equipment accessory 3 suspended is an unsafe operation, so the portal crane 21 can only be used for lifting the equipment accessory 3. Furthermore, it took time to assemble, set, and move the gate crane 21.

In view of the above, the present invention reduces the installation space to secure a sufficient working space, which improves safety and facilitates assembly and disassembly of itself, thereby reducing the working time. It is an object to provide a simple suspension device that can be shortened.

[0009]

[Means for Solving the Problems]

 The simple suspension device according to the present invention comprises a support column, a support fixture for removably mounting the support column to a device stand, and a base end portion horizontally attached to the upper end portion of the support column so as to be horizontally rotatable. It is composed of an extending arm and a suspender which is attached to the arm so as to be movable relative to each other in the horizontal direction and suspends equipment accessories.

[0010]

[Action]

 In the present invention, since the support column is mounted and held on the equipment base, the work space is widened and the foot is wide, so that the attachment and detachment work of equipment accessories can be performed safely. Workability is improved. Furthermore, since the number of supporting members required for installation can be reduced, the overall weight can be reduced, assembly and disassembly during installation can be facilitated, and overall work time can be shortened.

[0011]

【Example】

 An embodiment of the present invention will be described below with reference to FIG. FIG. 1 is a front view showing a simple suspension device according to an embodiment of the present invention.

In the figure, 1 is a device body such as a substation device, 2 is a device stand on which the device body 1 is mounted, and 3 is a device accessory such as a transportation cover around the device body 1 which is attached to and detached from the device body 1. Possibly installed. 4 is a column whose lower part is attached to the equipment base 2 and stands upright on the floor. 5 is a column guide for attaching the column 4 to the device frame 2 at its lower part. 6 is welded to the upper and lower ends of the column guide 5. An L-shaped plate integrally joined to each other by 7 and the like is a mounting bolt for fixing the L-shaped plate 6 to the equipment base 2. Numeral 8 is horizontally rotatably attached to the upper end of the support column 4 and extends horizontally. Numeral 9 is fitted to the arm 8 so that the arm 8 can move relative to one another and the chain block 10 is suspended below. A slide member, 11 is a hook attached to the tip of the chain block 10, and 12 is a stopper attached to the tip of the arm 8. That is, it has an L-shaped structure as a whole, and the equipment base 2 can prevent the lower end of the column 4 from moving to the left side due to the bending moment generated by suspending the equipment accessory 3 on the chain block 10. It is composed.

Next, the work of attaching and detaching the device accessory 3 to and from the device body 1 using the simple lifting device of the present embodiment configured as described above will be described. First, in attaching the equipment accessory 3, the L-shaped plate 6 is attached to the equipment base 2 with the attachment bolts 7 to fix the support guide 5 to which the support 4 is attached to the equipment base 2. Next, the arm 8 on which the chain block 10 is suspended is attached to the upper end of the column 4. The support pillar 5 may be attached to the equipment base 2 after the support pillar 4, the arm 8, the chain block 10 and the like have been previously integrally assembled. When the installation of the simple lifting device is completed, the hook 11 of the chain block 10 is lowered, hooked on the hook bolt 3a of the equipment accessory 3, and lifted to the required height by the chain block 10, and the slide member 9 is moved to the arm 8. The arm 8 is relatively moved upward, and the arm 8 is horizontally swung to the corresponding position of the device body 1. Therefore, the device accessory 3 is attached to the device body 1, and then the hook 11 of the chain block 10 is removed from the hook bolt 3a of the device accessory 3.

On the contrary, when detaching the device accessory 3 from the device body 1, the procedure is reversed. First, hook the hook 11 of the chain block 10 on the hook bolt 3 a of the device accessory 3 to remove the device body 3. After removing the device accessory 3 from 1, the slide member 9 is relatively moved, the arm 8 is rotated, the device accessory 3 is moved to a predetermined position, and then the chain block 10 lowers the product. After mounting on a table, pallet, etc., the hook 11 is removed. If there is no shield on the floor, it is safe to lower the device accessory 3 to near the floor first and then move it horizontally.

As described above, the simple suspending device of the above-described embodiment is a strut mounting tool including a strut 4 and a strut guide 5 for removably attaching the strut 4 to the equipment base 2, an L-shaped plate 6, and a mounting bolt 7. And a base end of the arm 8 attached to the upper end of the column 4 so as to be horizontally rotatable, and an arm 8 extending in the horizontal direction, and a horizontally movable relative attachment to the arm 8. 3 is a slidable member for suspending 3; a chain block 10; and a hook 11, which is a hook.

Therefore, according to the above-described embodiment, since the support column 4 is attached to and held by the equipment base 2, the working space becomes wider and the foot is wider, so that the attachment and detachment work of the equipment accessory 3 can be performed safely. The workability can be improved. Furthermore, since the supporting members required for installation can be reduced, the overall weight can be reduced, and the simple lifting device can be easily assembled and disassembled, and the overall work time can be shortened.

By the way, the column guide 5 holding the column 4 of the above-mentioned embodiment is fixed to the equipment base 2 by the mounting bolts 7, but the present invention is not limited to this. Instead, it can be detachably attached by means such as a vise. Further, although the support column 4 in the above-described embodiment is fixed to the lower end side in correspondence with the position of the equipment base 2, if there is a place to be fixed also on the upper side of the support column 4, it is fixed on both the upper and lower sides. It is possible to more stably hold the support column 4 on the equipment base 2. Further, the column 4 attached to the column guide 5 of the above-mentioned embodiment can be replaced as appropriate to attach a column having a length suitable for the work. Alternatively, if the device accessory 3 is a lightweight one, it is possible to adjust the height to an optimum level by slidably attaching the support 4 to the support guide 5. The simple lifting device according to the present invention can be applied to the attachment and detachment work of various equipment accessories in addition to equipment accessories such as transportation covers around substation equipment.

[0018]

[Effect of the device]

 As described above, the simple suspension device of the present invention includes a column, a column attachment that detachably attaches the column to the equipment base, and a base end portion that is horizontally swingably attached to the upper end portion of the column. It comprises an arm extending in the horizontal direction, and a suspending device which is attached to the arm so as to be relatively movable in the horizontal direction and suspends equipment accessories. Therefore, since the stanchions are mounted and held on the equipment frame, the work space becomes wider and the feet are wider, so that equipment accessories can be attached and detached safely and workability is improved. improves. Furthermore, since the number of supporting members required for installation can be reduced, the overall weight can be reduced, and the assembly and disassembly during installation can be facilitated and the overall work time can be shortened.

[Brief description of drawings]

FIG. 1 is a front view showing a simple suspension device according to an embodiment of the present invention.

FIG. 2 is a front view showing a conventional simple suspension device.

[Explanation of symbols]

 2 Equipment stand 4 Strut 5 Strut guide 6 L-shaped plate 7 Mounting bolt 8 Arm 9 Sliding member 10 Chain block 11 Hook

Claims (1)

[Scope of utility model registration request] 1. A column attached to a device frame used for a specific purpose, a column fixture that detachably attaches the column to the device frame, and a base end portion that can be horizontally swung to the upper end of the column column. A simple suspending device, comprising: an arm attached to the arm and extending in the horizontal direction; and a suspender that is attached to the arm so as to be relatively movable in the horizontal direction and suspends equipment accessories.