CN210040110U - High-voltage fuse convenient to maintain - Google Patents
High-voltage fuse convenient to maintain Download PDFInfo
- Publication number
- CN210040110U CN210040110U CN201822164003.5U CN201822164003U CN210040110U CN 210040110 U CN210040110 U CN 210040110U CN 201822164003 U CN201822164003 U CN 201822164003U CN 210040110 U CN210040110 U CN 210040110U
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- Prior art keywords
- spring
- insulator
- fixedly connected
- fixing
- fixed
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- Expired - Fee Related
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- 239000012212 insulator Substances 0.000 claims abstract description 44
- 239000002184 metal Substances 0.000 claims abstract description 16
- 239000007787 solid Substances 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 abstract description 10
- 230000008859 change Effects 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 3
- 239000000155 melt Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
Images
Abstract
The utility model discloses a high voltage fuse convenient to maintain, including the main part, still include fixing device and connecting device, the main part includes fixed plate and insulator, fixing device includes fixed metal pole, fixed metal pole is located the inboard of insulator, the fixed pipe of the equal fixedly connected with in both sides of fixed metal pole, the inboard fixedly connected with spring two of fixed pipe, the one end of spring two is connected with the block arch, fixedly connected with fixing bearing between fixed pipe and the insulator, the solid fixed ring of the equal fixedly connected with in both sides of insulator. The utility model discloses in, install solid fixed ring etc. through the design, can realize the quick replacement of insulator, the installation and the maintenance of the insulator of being convenient for have solved current high-voltage electric fuse, owing to do not set up solid fixed ring etc. and put for current insulator installation with change comparatively difficultly, lead to the use of high-voltage electric fuse comparatively complicated problem.
Description
Technical Field
The utility model belongs to the technical field of the fuse, specifically be a high voltage fuse convenient to maintain.
Background
The fuse is an electric appliance which fuses a melt by heat generated by itself to open a circuit when a current exceeds a predetermined value. The fuse melts the melt by the heat generated by the fuse after the current exceeds a specified value for a period of time, so as to cut off the circuit; a current protector is made by applying the principle.
Present high-voltage electric fuse, because do not set up devices such as solid fixed ring for current insulator installation with change comparatively difficultly, lead to the use of high-voltage electric fuse comparatively complicated problem, and present high-voltage electric fuse, because do not set up devices such as spring, cause probably to have virtual position between fixed plate and the mount, lead to the problem that the fixed stability of high-voltage electric fuse descends, we propose the high-voltage electric fuse of being convenient for to maintain for this reason.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: in order to solve current high voltage electric fuse, because do not set up devices such as solid fixed ring for current insulator installation with change comparatively difficultly, lead to the use of high voltage electric fuse comparatively complicated problem, and current high voltage electric fuse, because do not set up devices such as spring, cause probably to have virtual position between fixed plate and the mount, lead to the problem that the fixed stability of high voltage electric fuse descends, provide a high voltage fuse convenient to maintain.
The utility model adopts the technical scheme as follows: the utility model provides a high voltage fuse convenient to maintain, includes the main part, still includes fixing device and connecting device, the main part includes fixed plate and insulator, fixing device includes fixed metal pole, fixed metal pole is located the inboard of insulator, the fixed pipe of the equal fixedly connected with in both sides of fixed metal pole, the inboard fixedly connected with spring two of fixed pipe, the one end of spring two is connected with the block arch, fixedly connected with fixing bearing between fixed pipe and the insulator, the solid fixed ring of the equal fixedly connected with in both sides of insulator, gu fixed ring's inboard is connected with stop nut.
The connecting device comprises a first spring, the first spring is located at the bottom of the fixing plate, a spring limiting ring is connected to the outer side of the top of the first spring, a sealing ring is fixedly connected to the inner side of the spring limiting ring, a spring gasket is fixedly connected to the bottom of the first spring, and a fixing bolt is fixedly connected to the inner side of the first spring.
The main body further comprises a main rod, fixing plates are fixedly connected to the two sides of the main rod, and insulators are fixedly connected to the bottom of the main rod.
The inner surface of the fixing ring is provided with threads, and the fixing metal rod, the fixing pipe, the clamping protrusion and the spring are mutually and tightly connected.
The insulator is characterized in that the two sides of the insulator are fixedly connected with limit rings, and the insulator and the limit rings are of an integrated structure.
The spring limiting ring, the sealing ring, the first spring and the spring gasket are mutually and tightly connected, and the maximum outer diameter of the spring gasket is larger than the maximum outer diameter of the first spring by 0.5 cm.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses in, installed the solid fixed ring etc. that are located the insulator both sides through the design, can realize the quick replacement of insulator, the installation and the maintenance of the insulator of being convenient for have solved current high-voltage electric fuse, owing to do not set up devices such as solid fixed ring for current insulator installation is comparatively difficult with the change, leads to the comparatively problem of wasting time and energy of high-voltage electric fuse's use.
2. The utility model discloses in, installed through the design and lie in the spring of fixed plate bottom first grade, be convenient for reduce the virtual position between fixed plate and the mount when the installation, increase stability has solved current high-voltage electric fuse, because do not set up the device such as spring, causes probably to have virtual position between fixed plate and the mount, leads to the problem that the fixed stability of high-voltage electric fuse descends.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
fig. 2 is a cross-sectional view of the middle insulator of the present invention;
FIG. 3 is an enlarged schematic view of the engaging protrusion of the present invention;
FIG. 4 is an enlarged schematic structural view of a first spring in the present invention;
fig. 5 is a cross-sectional view of the middle spring limiting ring of the present invention.
The labels in the figure are: 1. a fixing plate; 2. a seal ring; 3. a main rod; 4. fixing the bolt; 5. a spring washer; 6. fixing the metal rod; 7. a first spring; 8. an insulator; 9. a fixing ring; 10. a fixed tube; 11. clamping the protrusion; 12. a second spring; 13. a limit nut; 14. fixing the bearing; 15. and a spring limiting ring.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-5, the utility model provides a technical scheme: a high-voltage fuse convenient to maintain comprises a main body, a fixing device and a connecting device, wherein the main body comprises a fixing plate 1 and an insulator 8, the fixing device comprises a fixing metal rod 6, the fixing metal rod 6 is positioned on the inner side of the insulator 8, both sides of the fixing metal rod 6 are fixedly connected with fixing pipes 10, the inner side of each fixing pipe 10 is connected with a spring II 12 in a clamping manner, one end of each spring II 12 is connected with a clamping bulge 11, a fixing bearing 14 is connected between each fixing pipe 10 and the insulator 8 in a clamping manner, both sides of the insulator 8 are fixedly connected with fixing rings 9, the inner sides of the fixing rings 9 are connected with limit nuts 13, the quick replacement of the insulator 8 can be realized, the installation and the maintenance of the insulator 8 are convenient, the existing high-voltage fuse is solved, because do not set up solid fixed ring 9 etc. device for current insulator 8 installation and change are comparatively difficult, lead to the comparatively problem of wasting time and energy of high-voltage electric fuse's use.
In order to facilitate guaranteeing connecting device's normal use, it is further, connecting device includes spring 7, spring 7 is located the bottom of fixed plate 1, the top outside of spring 7 is connected with spring spacing ring 15, the inboard fixedly connected with sealing washer 2 of spring spacing ring 15, the bottom fixedly connected with spring gasket 5 of spring 7, the inboard fixedly connected with fixing bolt 4 of spring 7, be convenient for reduce the virtual position between fixed plate 1 and the mount when the installation, increase stability, current high-voltage electric fuse has been solved, because do not set up devices such as spring 7, cause and probably have the virtual position between fixed plate 1 and the mount, lead to the problem of the fixed stability decline of high-voltage electric fuse.
In order to facilitate the normal use of guaranteeing the main part, further, the main part still includes mobile jib 3, the equal fixedly connected with fixed plate 1 in both sides of mobile jib 3, the bottom fixedly connected with insulator 8 of mobile jib 3.
In order to facilitate better fixation of the fixing ring 9, further, the inner surface of the fixing ring 9 is provided with threads, and the fixing metal rod 6, the fixing pipe 10, the clamping protrusion 11 and the second spring 12 are all tightly connected with each other.
In order to facilitate the increase of the integrity of the device, further, the two sides of the insulator 8 are fixedly connected with limit rings, and the insulator 8 and the limit rings are of an integrated structure.
In order to prevent the first spring 7 from falling off, the spring limiting ring 15, the sealing ring 2, the first spring 7 and the spring gasket 5 are further tightly connected, and the maximum outer diameter of the spring gasket 5 is greater than the maximum outer diameter of the first spring 7 by 0.5 cm.
The working principle is as follows: when the device is used, the clamping bulges 11 at the two sides of the insulator 8 are pressed towards the inner side of the insulator 8, then the clamping protrusions 11 at both sides are respectively corresponding to the pipe sleeves at the bottom of the main rod 3 and then the clamping protrusions 11 are released, the clamping bulge 11 can reset to be clamped with the pipe sleeve under the action of the elastic force of the second spring 12, then the fixing rings 9 on the two sides are screwed, the limiting nut 13 on the outer side of the fixing ring 9 is screwed, the insulator 8 can be fixed, when the device is fixed with the fixing frame, the fixing bolt 4 at the inner side of the fixing plate 1 corresponds to the threaded hole on the surface of the fixing frame, and the fixing bolt 4 is screwed tightly, in the screwing process, the threads on the surface of the fixing bolt 4 interact with the threads on the inner wall of the threaded hole, the fixing bolt 4 can fix the fixing plate 1 and the fixing frame, and the elastic force of the first spring 7 prevents the virtual position from appearing between the fixing plate 1 and the fixing frame until the fixing bolt 4 is completely screwed.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. A high voltage fuse convenient to maintain, includes the main part, its characterized in that: still include fixing device and connecting device, the main part includes fixed plate (1) and insulator (8), fixing device includes fixed metal pole (6), fixed metal pole (6) are located the inboard of insulator (8), the fixed pipe of the equal fixedly connected with in both sides (10) of fixed metal pole (6), the inboard fixedly connected with spring two (12) of fixed pipe (10), the one end of spring two (12) is connected with the block arch (11), fixedly connected with fixing bearing (14) between fixed pipe (10) and insulator (8), the fixed solid fixed ring of the equal fixedly connected with in both sides (9) of insulator (8), the inboard of fixed ring (9) is connected with stop nut (13).
2. A high voltage fuse as recited in claim 1, wherein: the connecting device comprises a first spring (7), wherein the first spring (7) is located at the bottom of the fixing plate (1), the top outer side of the first spring (7) is connected with a spring limiting ring (15), the inner side of the spring limiting ring (15) is fixedly connected with a sealing ring (2), the bottom of the first spring (7) is fixedly connected with a spring gasket (5), and the inner side of the first spring (7) is fixedly connected with a fixing bolt (4).
3. A high voltage fuse as recited in claim 1, wherein: the main part still includes mobile jib (3), the equal fixedly connected with fixed plate (1) in both sides of mobile jib (3), the bottom fixedly connected with insulator (8) of mobile jib (3).
4. A high voltage fuse as recited in claim 1, wherein: the inner surface of the fixing ring (9) is provided with threads, and the fixing metal rod (6), the fixing pipe (10), the clamping protrusion (11) and the second spring (12) are all tightly connected with each other.
5. A high voltage fuse as recited in claim 3, wherein: the insulator is characterized in that limiting rings are fixedly connected to the two sides of the insulator (8), and the insulator (8) and the limiting rings are of an integrated structure.
6. A high voltage fuse as recited in claim 2, wherein: the spring limiting ring (15), the sealing ring (2), the spring I (7) and the spring gasket (5) are mutually and tightly connected, and the maximum outer diameter of the spring gasket (5) is larger than the maximum outer diameter of the spring I (7) by 0.5 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822164003.5U CN210040110U (en) | 2018-12-24 | 2018-12-24 | High-voltage fuse convenient to maintain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822164003.5U CN210040110U (en) | 2018-12-24 | 2018-12-24 | High-voltage fuse convenient to maintain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210040110U true CN210040110U (en) | 2020-02-07 |
Family
ID=69343256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822164003.5U Expired - Fee Related CN210040110U (en) | 2018-12-24 | 2018-12-24 | High-voltage fuse convenient to maintain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210040110U (en) |
-
2018
- 2018-12-24 CN CN201822164003.5U patent/CN210040110U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200207 |