CN219144109U

CN219144109U - Drop-out fuse structure

Info

Publication number: CN219144109U
Application number: CN202223125141.5U
Authority: CN
Inventors: 赵晶; 巢文武
Original assignee: Shanghai Electric Porcelain Works Co ltd
Current assignee: Shanghai Electric Porcelain Works Co ltd
Priority date: 2022-11-24
Filing date: 2022-11-24
Publication date: 2023-06-06
Anticipated expiration: 2032-11-24

Abstract

The utility model belongs to the technical field of drop-out fuses, and particularly discloses a drop-out fuse structure, which comprises a drop-out fuse main body, wherein insulators are symmetrically arranged on the outer walls of two ends of one side of the drop-out fuse main body, the middle parts of the insulators are fixedly connected through connecting columns, a first bearing is fixedly sleeved outside the connecting columns, an arc-shaped plate is fixedly connected to the outer side of the first bearing, and a first fastening bolt is connected to the arc-shaped plate; one side of the first bearing is provided with a mounting assembly, the mounting assembly comprises a fixed block, a moving groove is formed in one side of the fixed block, a lifting block is arranged in the moving groove, a screw rod is mounted in the moving groove, a second bearing is fixedly connected to the outer side of the lifting block, and a screw rod is fixedly connected to the second bearing; the outer side surface of the second bearing is fixedly connected with a mounting plate through a connecting rod, and the mounting plate is provided with a second fastening bolt.

Description

Drop-out fuse structure

Technical Field

The utility model relates to the technical field of drop-out fuses, in particular to a drop-out fuse structure.

Background

The drop-out fuse is a most common short-circuit protection switch for a 10KV distribution line branch line and a distribution transformer, has the characteristics of economy, convenience in operation, strong adaptability to outdoor environments and the like, and can effectively reduce the power failure range when being arranged on the 10KV distribution line branch line.

The wiring terminal in the existing drop-out fuse cannot adjust the installation direction according to the installation requirement, and cannot meet the field installation requirement; in addition, after the wiring terminal in the drop-out fuse is installed, one side of the drop-out fuse is generally connected with a reserved hole on a telegraph pole through a lead screw in order to improve the stability of the drop-out fuse, and when the heights of the reserved hole and the lead screw are not matched, the connection cannot be realized, so that the installation of the drop-out fuse is affected.

Disclosure of Invention

The present utility model is directed to a drop-out fuse structure, which solves the problems set forth in the above-mentioned background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a drop-out fuse structure, includes drop-out fuse main part, one side of drop-out fuse main part is provided with fusion tube mechanism, be provided with the insulator on the outer wall of one side both ends of drop-out fuse main part symmetrically, and pass through spliced pole fixed connection between the insulator middle part, the outside fixed cover of spliced pole is equipped with first bearing, the outside rigid coupling of first bearing has the arc, swing joint has first fastening bolt on the arc, and the head end and the spliced pole of first fastening bolt are connected; one side of the first bearing is provided with a mounting assembly, the mounting assembly comprises a fixed block, one side of the fixed block, which is far away from the first bearing, is provided with a moving groove, a lifting block is movably arranged in the moving groove, a screw rod is rotatably mounted in the moving groove, and the screw rod penetrates through the lifting block; the outer side of the lifting block is fixedly connected with a second bearing, and a screw rod is fixedly connected in the second bearing; the outer side face of the second bearing is fixedly connected with a mounting plate through a connecting rod, a second fastening bolt is movably arranged on the mounting plate, and the second fastening bolt is connected with a positioning hole on the screw rod.

Preferably, the arc-shaped plates are arranged on the peripheral side of the first bearing in an annular array, and the height of the arc-shaped plates is higher than that of the first bearing.

Preferably, a first fixing hole matched with the first fastening bolt is formed in the arc-shaped plate.

Preferably, the lifting block is matched with the movable groove and is in sliding connection with the movable groove, through holes which are mutually communicated are formed in the upper side and the lower side of the lifting block, and the through holes are spirally sleeved outside the screw rod.

Preferably, the top end of the screw rod movably penetrates out of the moving groove and is fixedly connected with a rotary button.

Preferably, the upper side and the lower side of the mounting plate are provided with second fixing holes which are mutually communicated and are matched with the second fastening bolts.

Preferably, the positioning holes are arranged in a plurality and are arranged outside the screw rod in an annular array.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the wiring direction of the binding post in the fusion tube mechanism can be adjusted according to the installation requirement by rotating the drop-out fuse body, so that the installation requirement is met, and the adjustment of the wiring position in the later period is facilitated; the screw rod is driven to rotate through the rotating button, the lifting block can move upwards or downwards under the guiding and limiting actions of the moving groove, so that the height of the screw rod can be adjusted according to the position of the reserved hole on the telegraph pole, the lifting block is connected with the reserved hole on the telegraph pole through the screw rod, the stability of the drop-out fuse is improved, the screw rod can be prevented from rotating through the cooperation of the second fastening bolt and the positioning hole after the lifting block is connected, and the stability between the screw rod and the telegraph pole can be improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a partial top view of the present utility model;

FIG. 3 is a schematic view of the connection structure among the first bearing, the arcuate plate and the fixed block of the present utility model;

FIG. 4 is a schematic structural view of a fixing block according to the present utility model;

fig. 5 is a schematic structural view of the mounting plate of the present utility model.

In the figure: 1. a drop-out fuse body; 2. an insulator; 3. a connecting column; 4. a first bearing; 5. an arc-shaped plate; 6. a first fastening bolt; 7. a fixed block; 8. a moving groove; 9. a lifting block; 10. a screw rod; 11. a second bearing; 12. a screw; 13. a mounting plate; 14. a second fastening bolt; 15. a fusion pipe mechanism; 16. a first fixing hole; 17. a through hole; 18. a rotation knob; 19. a second fixing hole; 20. and positioning holes.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a drop-out fuse structure, includes drop-out fuse main part 1, one side of drop-out fuse main part 1 is provided with fusion tube mechanism 15, be provided with insulator 2 on the outer wall of one side both ends of drop-out fuse main part 1 symmetrically, and through spliced pole 3 fixed connection between the insulator 2 middle part, the outside fixed cover of spliced pole 3 is equipped with first bearing 4, the outside rigid coupling of first bearing 4 has arc 5, swing joint has first fastening bolt 6 on the arc 5, and the head end and the spliced pole 3 butt of first fastening bolt 6; one side of the first bearing 4 is provided with a mounting assembly, the mounting assembly comprises a fixed block 7, one side of the fixed block 7 far away from the first bearing 4 is provided with a moving groove 8, the moving groove 8 is internally and movably provided with a lifting block 9, the moving groove 8 is internally and rotatably provided with a screw rod 10, and the screw rod 10 is arranged penetrating through the lifting block 9; the outer side of the lifting block 9 is fixedly connected with a second bearing 11, and a screw rod 12 is fixedly connected in the second bearing 11; the outer side surface of the second bearing 11 is fixedly connected with a mounting plate 13 through a connecting rod, a second fastening bolt 14 is movably arranged on the mounting plate 13, and the second fastening bolt 14 is in threaded connection with a positioning hole 20 on the screw rod 10.

Further, the arc-shaped plates 5 are arranged on the peripheral side of the first bearing 4 in an annular array, and the height of the arc-shaped plates 5 is higher than that of the first bearing 4.

Further, a first fixing hole 16 matched with the first fastening bolt 6 is formed in the arc-shaped plate 5.

Further, the lifting block 9 is adapted to the moving groove 8 and is slidably connected with the moving groove 8, through holes 17 which are mutually communicated are formed in the upper side and the lower side of the lifting block 9, and the through holes 17 are spirally sleeved outside the screw rod 10.

Further, the top end of the screw rod 10 movably penetrates through the moving groove 8 and is fixedly connected with a rotary button 18.

Further, the upper and lower sides of the mounting plate 13 are provided with second fixing holes 19 which are mutually communicated and are matched with the second fastening bolts 14.

Further, the positioning holes 20 are provided in a plurality and are arranged outside the screw rod 10 in a ring array

Working principle: the wiring terminal on the fusion pipe mechanism 15 is installed, and when the installation is performed, the installation direction of the wiring terminal can be adjusted according to the installation requirement, so that the installation requirement is met, and the adjustment of the wiring and the position in the later period is facilitated; when the installation direction is adjusted, the drop-out fuse body 1 is directly rotated, so that the wiring direction of a binding post on the fusion tube mechanism 15 can be indirectly adjusted, and after the drop-out fuse body 1 is rotated to a proper position, the drop-out fuse body 1 is fixed through the first fastening bolt 6, and the direction adjustment is completed; after the wire connecting column is installed, the height of the screw rod 10 is adjusted according to the position of a reserved hole on the wire pole, during adjustment, the screw rod 12 is driven to rotate through the rotary button 18, the lifting block 9 is sleeved outside the screw rod 12 in a spiral manner through the through hole 17, the lifting block 9 can move upwards or downwards under the limiting and guiding effects of the moving groove 8, the lifting block 9 indirectly drives the screw rod 10 to move up and down through the second bearing 11, and therefore the screw rod 10 can be connected with the reserved hole on the wire pole, and the stability of the drop-out fuse is improved; after the screw rod 10 is in threaded connection with the reserved hole on the telegraph pole, the mounting plate 13 is connected with the positioning hole 20 on the screw rod 10 through the second fastening bolt 14, so that the screw rod 10 can be prevented from rotating, and the stability between the screw rod 10 and the telegraph pole can be improved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a drop-out fuse structure, its characterized in that includes drop-out fuse main part (1), one side of drop-out fuse main part (1) is provided with fusion tube mechanism (15), be provided with insulator (2) on the outer wall of one side both ends of drop-out fuse main part (1), and through spliced pole (3) fixed connection between insulator (2) middle part, the outside fixed cover of spliced pole (3) is equipped with first bearing (4), the outside rigid coupling of first bearing (4) has arc (5), swing joint has first fastening bolt (6) on arc (5), and the head end and the spliced pole (3) of first fastening bolt (6) are connected; one side of the first bearing (4) is provided with a mounting assembly, the mounting assembly comprises a fixed block (7), one side of the fixed block (7) far away from the first bearing (4) is provided with a moving groove (8), the moving groove (8) is internally and movably provided with a lifting block (9), the moving groove (8) is internally and rotationally provided with a screw rod (10), and the screw rod (10) penetrates through the lifting block (9); the outer side of the lifting block (9) is fixedly connected with a second bearing (11), and a screw rod (12) is fixedly connected in the second bearing (11); the outer side surface of the second bearing (11) is fixedly connected with a mounting plate (13) through a connecting rod, a second fastening bolt (14) is movably arranged on the mounting plate (13), and the second fastening bolt (14) is connected with a positioning hole (20) on the screw rod (10).

2. The drop-out fuse structure of claim 1, wherein: the arc plates (5) are arranged on the peripheral side of the first bearing (4) in an annular array, and the height of each arc plate (5) is higher than that of the first bearing (4).

3. The drop-out fuse structure of claim 1, wherein: the arc-shaped plate (5) is provided with a first fixing hole (16) which is matched with the first fastening bolt (6).

4. The drop-out fuse structure of claim 1, wherein: the lifting block (9) is matched with the movable groove (8) and is in sliding connection with the movable groove (8), through holes (17) which are communicated with each other are formed in the upper side and the lower side of the lifting block (9), and the through holes (17) are spirally sleeved outside the screw rod (10).

5. The drop-out fuse structure of claim 1, wherein: the top end of the screw rod (10) movably penetrates out of the moving groove (8) and is fixedly connected with a rotary button (18).

6. The drop-out fuse structure of claim 1, wherein: the upper side and the lower side of the mounting plate (13) are provided with second fixing holes (19) which are mutually communicated and are matched with the second fastening bolts (14).

7. The drop-out fuse structure of claim 1, wherein: the positioning holes (20) are arranged in a plurality and are arranged outside the screw rod (10) in an annular array.