CN220041770U - Outdoor high-voltage current-limiting fuse complete device - Google Patents
Outdoor high-voltage current-limiting fuse complete device Download PDFInfo
- Publication number
- CN220041770U CN220041770U CN202321328928.3U CN202321328928U CN220041770U CN 220041770 U CN220041770 U CN 220041770U CN 202321328928 U CN202321328928 U CN 202321328928U CN 220041770 U CN220041770 U CN 220041770U
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- Prior art keywords
- fuse
- contact
- voltage current
- outdoor high
- sleeve
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Links
- 238000007789 sealing Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 abstract description 4
- 229910000617 Mangalloy Inorganic materials 0.000 abstract description 3
- 230000006835 compression Effects 0.000 abstract description 3
- 238000007906 compression Methods 0.000 abstract description 3
- 230000002045 lasting effect Effects 0.000 abstract description 3
- 239000012212 insulator Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
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- Fuses (AREA)
Abstract
The utility model relates to the technical field of fuses, and particularly discloses an outdoor high-voltage current-limiting fuse complete device which comprises a transverse fuse and a vertical supporting insulating column, wherein the transverse fuse is detachably connected with the vertical supporting insulating column, the transverse fuse comprises a contact, a sleeve and a fuse element, one end of the contact is in threaded connection with the sleeve, the fuse element is movably installed in the sleeve, the other end of the sleeve is in threaded connection with a second contact, a raised boss is arranged in the second contact, one end of a cylindrical spring is sleeved outside the boss, and a spring seat is sleeved at the other end of the spring. The vertical supporting insulating column is used for supporting the transverse fuse, so that the transverse fuse is convenient to detach. The cylindrical spring is not easy to compress, meanwhile, the cylindrical spring made of manganese steel material can keep lasting elasticity, the cylindrical spring is in a slight compression state after assembly, the connecting part has certain stability, and the cylindrical spring is not easy to fall off and move in position.
Description
Technical Field
The utility model relates to the technical field of fuses, in particular to an outdoor high-voltage current-limiting fuse complete device.
Background
Current chinese patent, application number CN201721164172.8, novel outdoor fuse of XRW contains two vertical insulators, and the insulator upper end contains a flat gasket, and flat gasket outwards stretches out to binding post, still contains vertical spacing piece, and spacing piece avris is the contact, can place the sleeve pipe between the contact between two insulators, and the inside fuse that can pass of sleeve pipe, fuse conductive connection contact and binding post.
The sleeve and the fuse of the outdoor high-voltage current-limiting fuse are connected through the conical springs, and the conical springs are used in the structure, so that the springs are easy to fail in the use process, the fuse is more in repair faults, and therefore a stable connection structure is needed, and the overall quality of the fuse complete equipment is improved.
Disclosure of Invention
The utility model provides an outdoor high-voltage current-limiting fuse complete device, which solves the technical problem that the number of repair faults of a fuse is relatively large due to the fact that the springs are easy to lose effectiveness when the conical springs are used due to the structure of the conical springs when the conical springs are used when the sleeve and the fuse of the existing fuse are connected. The utility model designs an outdoor high-voltage current-limiting fuse complete device.
The utility model discloses an outdoor high-voltage current-limiting fuse complete device which comprises a transverse fuse and a vertical supporting insulating column, wherein the transverse fuse is detachably connected with the vertical supporting insulating column and comprises a contact, a sleeve and a fuse element, one end of the contact is in threaded connection with the sleeve, the fuse element is movably installed in the sleeve, the other end of the sleeve is in threaded connection with a second contact, a raised boss is arranged in the second contact, one end of a cylindrical spring is sleeved outside the boss, and a spring seat is sleeved at the other end of the spring.
Preferably, the two groups of vertical supporting insulating columns are symmetrically clamped with two sides of the transverse fuse.
Preferably, an auxiliary hole is formed in the radial direction of the second contact.
Preferably, the spring seat is connected with the sleeve in a clearance fit manner.
Preferably, the upper end of the vertical support insulating column is provided with a threaded hole, and the threaded hole is fixedly connected with the u-shaped clamp through a screw.
Preferably, the u-shaped card is of a u-shaped structure with an opening at the upper end.
Preferably, the contact is internally provided with a convex cambered surface boss, and the end face of the cambered surface boss is provided with a concave circular groove.
Preferably, a sealing ring is arranged between the contact and the sleeve and between the sleeve and the second contact.
Compared with the prior art, the utility model has the following beneficial effects:
the vertical supporting insulating column is used for supporting the transverse fuse, so that the transverse fuse is convenient to detach. The cylindrical spring is not easy to compress, meanwhile, the cylindrical spring made of manganese steel material can keep lasting elasticity, the cylindrical spring is in a slight compression state after assembly, the connecting part has certain stability, and the cylindrical spring is not easy to fall off and move in position;
the electric contact part of the product is more compact, the contact area of electric connection is increased, the contact of the product is more compact and firm, the contact resistance is greatly reduced, the phenomena of heating and exceeding standard of temperature rise caused by poor contact are avoided, and the stability of the product is further improved.
The utility model can effectively avoid the situation that the spring cannot be installed any more after falling and the whole sleeve needs to be replaced, thereby greatly reducing the resource waste and the replacement cost.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:
FIG. 1 is a schematic diagram of the front view of an outdoor high voltage current limiting fuse kit of the present utility model;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1 of an outdoor high voltage current limiting fuse kit of the present utility model;
FIG. 3 is a schematic diagram of a second contact of an outdoor high voltage current limiting fuse kit of the present utility model;
FIG. 4 is a schematic view of the structure of contacts of an outdoor high voltage current limiting fuse kit of the present utility model;
FIG. 5 is a schematic view of a spring seat of an outdoor high voltage current limiting fuse kit of the present utility model;
FIG. 6 is a schematic view of the head structure of a vertical support insulating column of an outdoor high voltage current limiting fuse kit of the present utility model;
fig. 7 is a schematic structural view of a connection terminal of a vertical supporting insulation column of an outdoor high-voltage current-limiting fuse kit according to the present utility model.
In the figure: vertical support insulating column 1, horizontal fuse 2,u type card 3, contact 4, cambered surface boss 401, circular recess 402, sealing washer 5, sleeve pipe 6, spring holder 7, second boss 701, fuse 8, cylinder spring 9, second contact 10, boss 1001, auxiliary hole 1002, binding post 11, through-hole 1101.
Detailed Description
Various embodiments of the present utility model are disclosed in the following drawings, which are presented in sufficient detail to provide a thorough understanding of the present utility model. However, it should be understood that these physical details should not be used to limit the utility model. That is, in some embodiments of the present utility model, these physical details are not necessary. Moreover, for the sake of simplicity of illustration, some well-known and conventional structures and components are shown in the drawings in a simplified schematic manner.
In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
Referring to fig. 1-7, the outdoor high-voltage current-limiting fuse complete device of the utility model comprises a transverse fuse 2 and a vertical supporting insulating column 1, wherein the transverse fuse 2 is detachably connected with the vertical supporting insulating column 1, the transverse fuse 2 comprises a contact 4, a sleeve 6 and a fuse 8, one end of the contact 4 is in threaded connection with the sleeve 6, the fuse 8 is movably installed in the sleeve 6, the other end of the sleeve 6 is in threaded connection with a second contact 10, the contact 4 and the second contact 10 are made of aluminum materials, and the sleeve 6 is made of insulating materials; the second contact 10 is internally provided with a convex boss 1002, one end of a cylindrical spring 9 is sleeved outside the boss 1002, and a spring seat 7 is sleeved at the other end of the spring 9. The one end of cylinder spring 9 is provided with bellied second boss 701 to spring holder 7 cover, and cylinder spring 9 both ends cover is on boss 1002, second boss 701 for the center of cylinder spring 9 can not remove, and spring holder 7 and sleeve pipe 6 clearance fit are connected, make the one end of cylinder spring 9 carry out rectilinear movement, can not incline, can further improve cylinder spring 9 operational environment's steady.
Further, the two groups of vertical supporting insulating columns 1 are symmetrically clamped with two sides of the transverse fuse 2.
Further, an auxiliary hole 1001 is formed in the radial direction of the second contact 10. The auxiliary hole 1001 is used for inserting a pin into the auxiliary hole 1001 for rotation tightening or opening at the time of assembling and repairing the second contact 10.
Further, a threaded hole is formed in the upper end of the vertical support insulating column 1, and the threaded hole is fixedly connected with the u-shaped clamp 3 and the wiring terminal 11 through screws. The upper end of the wiring terminal 11 is provided with a through hole 1101, and the through hole 1101 is used for connecting one end of a cable. The u-shaped card 3 and the wiring terminal 11 are made of iron, and the cable connection can be realized at the position of the through hole 1101 to conduct the two ends of the fuse 8 through the wiring terminal 11, the u-shaped card 3, the second contact 10 or the contact 4, the cylindrical spring 9 and the spring seat 7 in sequence. The fuse 8 can be a 40.5kV wind-variable integrated full-range high-voltage current-limiting fuse or an equivalent product.
Further, the u-shaped card 3 has a u-shaped structure with an opening at the upper end.
Further, a convex arc-surface boss 401 is arranged inside the contact 4, and a concave circular groove 402 is arranged on the end face of the arc-surface boss 401.
Further, a sealing ring 5 is arranged between the contact 4 and the sleeve 6 and between the sleeve 6 and the second contact 10. The sealing ring 5 has the function of sealing and waterproofing, so that water does not easily enter the inside of the sleeve 6.
Example 1: the vertical supporting insulating column 1 is used for supporting the transverse fuse 2, so that the transverse fuse 2 is convenient to detach, and the round groove 402 enables the connection part between the contact 4 and the fuse 8 to be uneven and has certain friction resistance. The cylindrical spring 9 adopts a cylindrical structure, the cylindrical spring 9 is not easy to compress, the cylindrical spring 9 made of manganese steel material can keep lasting elasticity, the cylindrical spring 9 is in a slight compression state after assembly, and the connecting part has certain stability, and the cylindrical spring 9 is not easy to fall off and move in position.
The foregoing description is only illustrative of the utility model and is not to be construed as limiting the utility model. Various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, or the like, which is within the spirit and principle of the present utility model, should be included in the scope of the claims of the present utility model.
Claims (9)
1. An outdoor high-voltage current-limiting fuse complete device is characterized in that: including horizontal fuse (2), vertical support insulating column (1), horizontal fuse (2) can dismantle and connect vertical support insulating column (1), horizontal fuse (2) include contact (4), sleeve pipe (6), fuse (8), one end threaded connection sleeve pipe (6) of contact (4), the inside movable mounting fuse (8) of sleeve pipe (6), the other end threaded connection second contact (10) of sleeve pipe (6), second contact (10) inside is provided with bellied boss (1002), cylindrical spring (9) one end is established to boss (1002) outside cover, spring holder (7) are established to spring (9) other end cover.
2. An outdoor high voltage current limiting fuse kit as defined in claim 1 wherein: the vertical support insulating columns (1) are two groups, and the two groups of vertical support insulating columns (1) are symmetrically clamped with two sides of the transverse fuse (2).
3. An outdoor high voltage current limiting fuse kit as defined in claim 1 wherein: an auxiliary hole (1001) is formed in the radial direction of the second contact (10).
4. An outdoor high voltage current limiting fuse kit as defined in claim 1 wherein: the spring seat (7) is connected with the sleeve (6) in a clearance fit way.
5. An outdoor high voltage current limiting fuse kit as defined in claim 2 wherein: the upper end of the vertical supporting insulating column (1) is provided with a threaded hole, and the threaded hole is fixedly connected with the u-shaped clamp (3) through a screw.
6. An outdoor high voltage current limiting fuse kit as defined in claim 5 wherein: the U-shaped card (3) is of a U-shaped structure with an opening at the upper end.
7. An outdoor high voltage current limiting fuse kit as defined in claim 1 wherein: the contact (4) is internally provided with a convex cambered surface boss (401), and the end face of the cambered surface boss (401) is provided with a concave circular groove (402).
8. An outdoor high voltage current limiting fuse kit as defined in claim 1 wherein: a sealing ring (5) is arranged between the contact (4) and the sleeve (6) and between the sleeve (6) and the second contact (10).
9. An outdoor high voltage current limiting fuse kit as defined in claim 4 wherein: one end of the spring seat (7) sleeved with the cylindrical spring is provided with a convex second boss (701).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321328928.3U CN220041770U (en) | 2023-05-29 | 2023-05-29 | Outdoor high-voltage current-limiting fuse complete device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321328928.3U CN220041770U (en) | 2023-05-29 | 2023-05-29 | Outdoor high-voltage current-limiting fuse complete device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220041770U true CN220041770U (en) | 2023-11-17 |
Family
ID=88724985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321328928.3U Active CN220041770U (en) | 2023-05-29 | 2023-05-29 | Outdoor high-voltage current-limiting fuse complete device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220041770U (en) |
-
2023
- 2023-05-29 CN CN202321328928.3U patent/CN220041770U/en active Active
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