CN209843648U - Fuse protector - Google Patents
Fuse protector Download PDFInfo
- Publication number
- CN209843648U CN209843648U CN201921096570.XU CN201921096570U CN209843648U CN 209843648 U CN209843648 U CN 209843648U CN 201921096570 U CN201921096570 U CN 201921096570U CN 209843648 U CN209843648 U CN 209843648U
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- CN
- China
- Prior art keywords
- fuse
- fusion tube
- plate
- touch panel
- touch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a fuse relates to the power equipment field, including insulating support, go up the touch seat, touch seat and fusion tube subassembly down, fusion tube subassembly both ends all are equipped with the moving contact respectively, go up touch seat fixed mounting in insulating support's upper end, and from last to installing the touch panel down in proper order, well clamp plate and lower limiting plate, go up the touch panel from last down crooked and walk around the well clamp plate with the moving contact of fusion tube subassembly, it adopts the tinned copper to go up the touch panel. The utility model has the advantages of the good operational reliability.
Description
Technical Field
The utility model relates to a power equipment field, concretely relates to fuse.
Background
The drop-out fuse is an outdoor high-voltage protection electric appliance, has the characteristics of economy, convenient operation, strong environmental adaptability and the like, and is widely applied to a 10KV distribution line and the primary side of a distribution transformer.
The existing drop-out fuse is in a place with severe environment and low temperature, and the windshield of the existing drop-out fuse is easy to freeze, so that the work of the existing drop-out fuse is easily influenced.
SUMMERY OF THE UTILITY MODEL
In order to overcome the deficiency of the background art, the utility model provides an avoid freezing, good operational reliability's fuse.
The utility model discloses the technical scheme who adopts: the utility model provides a fuse, includes insulating support, goes up to touch the seat, touches seat and fusion tube subassembly down, fusion tube subassembly both ends all are equipped with the moving contact respectively, go up to touch seat fixed mounting in insulating support's upper end, and from last to installing in proper order down the touch panel, well clamp plate and lower limiting plate, go up the touch panel from last down crooked and walk around the well clamp plate with the moving contact of fusion tube subassembly, it adopts the tinned copper board to go up the touch panel.
The tail end of the upper contact plate is provided with a hemispherical surface matched with the moving contact of the fusion tube assembly, and an elastic part for abutting against the upper end of the hemispherical surface and the middle pressing plate is arranged between the upper end of the hemispherical surface and the middle pressing plate.
The lower limiting plate is fixedly provided with a steel wire horizontally arranged, the steel wire is U-shaped, a notch is arranged outwards, and the fusion tube assembly is located in the steel wire wrapping range.
And one side of the bottom end of the lower limiting plate, which faces the fusion tube assembly, is provided with a pressure sensor, and the fusion tube assembly is circumferentially provided with a contact rod corresponding to the pressure sensor.
And the lower limiting plate is provided with a signal generator connected with the pressure sensor.
The fuse tube assembly comprises a fuse tube and a pressure release cap arranged at the upper end of the fuse tube, and the pressure release cap is provided with an integrally formed pull ring.
An opening is formed in one side, close to the fuse tube, of the pull ring.
The utility model has the advantages that: this technical scheme forms the structure that the windshield is the same through going up the bent setting of touch panel, all shields well clamp plate, lower limiting plate and fusion tube subassembly below it, plays the effect of protection, goes up the touch panel in addition and adopts the tinned copper, and it can produce the heat at the in-process of live working, and the effectual condition that prevents to take place to freeze under severe cold weather has improved job stabilization nature.
Drawings
Fig. 1 is a schematic structural diagram of a fuse according to an embodiment of the present invention.
Detailed Description
The embodiments of the present invention will be further explained with reference to the accompanying drawings:
as shown in the figure, the fuse comprises an insulating support 1, an upper touch seat 2, a lower touch seat 3 and a fusion tube assembly 4, wherein two ends of the fusion tube assembly 4 are respectively provided with a movable contact 5, the upper touch seat 2 is fixedly arranged at the upper end of the insulating support 1 and is sequentially provided with an upper touch plate 6, a middle press plate 7 and a lower limit plate 8 from top to bottom, the upper touch plate 6 is bent from top to bottom and bypasses the middle press plate 7 to be in contact with the movable contact 5 of the fusion tube assembly 4, the upper touch plate 6 adopts a tinned copper plate, the technical scheme forms a structure like a windshield by bending the upper touch plate, shields the middle press plate, the lower limit plate and the fusion tube assembly below the middle press plate, the lower limit plate and the fusion tube assembly to play a protection role, and adopts the tinned copper plate to generate heat in the process of live working so as to effectively prevent the icing condition in severe cold weather, the working stability is improved.
Go up 6 tail ends of touch panel be equipped with the hemisphere face 61 of 5 adaptations of moving contact of fusion tube subassembly 4, be equipped with the elastic component 9 of the two of contradicting between the upper end of hemisphere face 61 and well clamp plate 7, as shown in the figure, the moving contact of fusion tube subassembly is the sphere form, and the tail end of going up the touch panel be with the hemisphere face of moving contact adaptation, the two looks adaptation, firmly restrict the moving contact, providing a pretightning force through setting up the elastic component hemisphere face, make the hemisphere face more firm with the contact of moving contact.
The steel wire 10 that the level set up is fixed mounting to the lower limiting plate 8, the steel wire 10 is the U type and the breach sets up outwards, fusion tube subassembly 4 is arranged in steel wire 10 parcel scope for carry on spacingly when installing the fusion tube subassembly.
The fuse protector is characterized in that a pressure sensor 11 is arranged at the bottom end of the lower limiting plate 8 and faces one side of the fuse protector component 4, a contact rod 12 corresponding to the pressure sensor 11 is circumferentially arranged on the fuse protector component 4, a signal generator 13 connected with the pressure sensor 11 is installed on the lower limiting plate 8, the pressure sensor is arranged, the state of the fuse protector component can be accurately known, when the fuse protector component is fused, the fuse protector component falls after the moving contact and the tail end of the upper contact plate are separated from each other, the contact rod and the pressure sensor are separated from each other at once, and therefore signals can be sent out through the signal generator, and a switchboard can monitor the working state of a fuse protector constantly.
The fuse tube assembly 4 comprises a fuse tube 41 and a pressure release cap 42 arranged at the upper end of the fuse tube 41, the pressure release cap 42 is provided with an integrally formed pull ring 43, one side of the pull ring 43, which is close to the fuse tube 41, is provided with an opening 44, one side of the pull ring, which faces the fuse tube, is provided with an opening for facilitating the installation and entering of an insulating rod, when the drop-out fuse is operated, the top end of an insulating plate can enter the pull ring along the fuse tube through the opening, and the operation is more convenient.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
The skilled person should understand that: although the present invention has been described in terms of the above embodiments, the inventive concepts are not limited to the embodiments, and any modifications that utilize the inventive concepts are intended to be included within the scope of the appended claims.
Claims (7)
1. The utility model provides a fuse, includes insulating support (1), goes up to touch seat (2), touches seat (3) and fusion tube subassembly (4) down, fusion tube subassembly (4) both ends all are equipped with moving contact (5), its characterized in that respectively: go up touch seat (2) fixed mounting in the upper end of insulating support (1), and from last to installing in proper order down touch panel (6), well clamp plate (7) and lower limiting plate (8), go up touch panel (6) from last down crooked and walk around well clamp plate (7) with moving contact (5) contact of fusion tube subassembly (4), go up touch panel (6) and adopt the tinned copper.
2. The fuse of claim 1, wherein: the tail end of the upper contact plate (6) is provided with a hemispherical surface (61) matched with the moving contact (5) of the fusion tube component (4), and an elastic part (9) for abutting against the hemispherical surface (61) and the middle pressure plate (7) is arranged between the upper end of the hemispherical surface (61) and the middle pressure plate.
3. The fuse of claim 1, wherein: the lower limiting plate (8) is fixedly provided with a steel wire (10) which is horizontally arranged, the steel wire (10) is U-shaped, a notch is arranged outwards, and the fusion tube assembly (4) is located in the steel wire (10) wrapping range.
4. The fuse of claim 1, wherein: one side of the bottom end of the lower limiting plate (8) facing the fusion tube assembly (4) is provided with a pressure sensor (11), and the fusion tube assembly (4) is circumferentially provided with a contact rod (12) corresponding to the pressure sensor (11).
5. The fuse of claim 4, wherein: and the lower limiting plate (8) is provided with a signal generator (13) connected with the pressure sensor (11).
6. The fuse of claim 1, wherein: the fuse tube assembly (4) comprises a fuse tube (41) and a pressure release cap (42) arranged at the upper end of the fuse tube (41), and the pressure release cap (42) is provided with an integrally formed pull ring (43).
7. The fuse of claim 6, wherein: an opening (44) is formed in one side, close to the fuse tube (41), of the pull ring (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921096570.XU CN209843648U (en) | 2019-07-15 | 2019-07-15 | Fuse protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921096570.XU CN209843648U (en) | 2019-07-15 | 2019-07-15 | Fuse protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209843648U true CN209843648U (en) | 2019-12-24 |
Family
ID=68899742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921096570.XU Expired - Fee Related CN209843648U (en) | 2019-07-15 | 2019-07-15 | Fuse protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209843648U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114242538A (en) * | 2021-12-10 | 2022-03-25 | 国网河北省电力有限公司元氏县供电分公司 | High-adaptability drop-out fuse |
-
2019
- 2019-07-15 CN CN201921096570.XU patent/CN209843648U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114242538A (en) * | 2021-12-10 | 2022-03-25 | 国网河北省电力有限公司元氏县供电分公司 | High-adaptability drop-out fuse |
| CN114242538B (en) * | 2021-12-10 | 2024-02-27 | 国网河北省电力有限公司元氏县供电分公司 | High-adaptability drop-out fuse |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191224 Termination date: 20210715 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |