CN209169096U - A kind of insulated leg, fuse assembly - Google Patents
A kind of insulated leg, fuse assembly Download PDFInfo
- Publication number
- CN209169096U CN209169096U CN201821672906.8U CN201821672906U CN209169096U CN 209169096 U CN209169096 U CN 209169096U CN 201821672906 U CN201821672906 U CN 201821672906U CN 209169096 U CN209169096 U CN 209169096U
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- CN
- China
- Prior art keywords
- insulated leg
- fuse
- insulated
- leg
- hole
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- 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.)
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Abstract
The utility model discloses a kind of insulated leg, fuse assembly, component includes insulated leg, further includes the connection terminal for being connected to the breaker of insulated leg left end and being connected to insulated leg right end, and connection terminal is used to install the Conducting end portions of fuse.Insulated leg, the left end of insulated leg and right end are packaged with the embedded nut for assembly connection, and insulated leg is provided with the through-hole of connection left and right ends.Insulated leg is applied in fuse circuit, and connection terminal is mounted on one end of insulated leg, and fuse and connection terminal are kept apart to external components by insulated leg；The other end of insulated leg is for installing breaker, and breaker and connection terminal are separately positioned on insulated leg both ends, the two is preferably dielectrically separated from, and has longer creepage distance；Insulated leg can be disconnected preferably applied to fuse.
Description
Technical field
The utility model relates to high-voltage electric power systems, more particularly, to a kind of insulated leg, fuse assembly.
Background technique
Fuse is the Important Components in high-voltage electric power system, for protecting circuit appliance.It is with special protection
Characteristic can fuse rapidly in 10ms or so time when passing through short circuit current, prevent circuit from short circuit accident occurs.
Insulation components on fuse circuit are particularly important, it is therefore necessary to which a kind of insulation components are arranged, guarantee molten
The safety of disconnected device circuit.One insulation components is set, connection terminal is installed by the insulation components, fuse can be compared with
It is mounted in connection terminal well.
Utility model content
In order to overcome the deficiencies of the prior art, the technical solution adopted in the utility model is:
A kind of insulated leg, the left end of insulated leg and right end are packaged with the embedded nut for assembly connection, insulation
The both ends of support are provided with the mounting hole being connected to embedded nut threaded hole；Insulated leg is provided with the logical of connection left and right ends
Hole, the left end of insulated leg are provided with seal groove, and seal groove is fitted around hole, and seal groove is for accommodating sealing ring.
Another specific embodiment according to the present utility model, further has, and sets on the periphery wall of the embedded nut
It is equipped with groove.
Another specific embodiment according to the present utility model, further has, and is provided in the middle part of the insulated leg
Umbrella skirt construction.
Another specific embodiment according to the present utility model, further has, and the left end of the insulated leg is set as
Ladder axis shape, the right end of the multi-diameter shaft are the shaft shoulder.
Another specific embodiment according to the present utility model, further has, the left side and the right side of the insulated leg
End face is provided with recess portion, and the both ends of through-hole are respectively communicated to corresponding recess portion.
Another specific embodiment according to the present utility model, further has, the right side projection of the insulated leg
There is contraposition convex block.
A kind of fuse assembly includes insulated leg, further includes the breaker for being connected to insulated leg left end, Yi Jilian
The connection terminal in insulated leg right end is connect, the connection terminal is used to install the Conducting end portions of fuse；Breaker includes
It can be accommodated in the striker slid in insulated leg through-hole, striker is to the promotion of fuse for driving fuse to be disconnected end
Son.
Another specific embodiment according to the present utility model, further has, and further includes being connected to the insulated leg right side
The shield at end, shield are connected with the contraposition convex block of insulated leg.
A kind of insulated leg that the utility model uses has the advantages that insulated leg is applied to fuse electricity
Lu Zhong, connection terminal are mounted on one end of insulated leg, and fuse and connection terminal are kept apart outside by insulated leg
Components；The other end of insulated leg for installing breaker, breaker and connection terminal be separately positioned on insulated leg both ends,
The two is preferably dielectrically separated from, and has longer creepage distance；Insulated leg can be disconnected preferably applied to fuse.
Detailed description of the invention
Fig. 1 is the main view angle cross-sectional view of the utility model insulated leg；
Fig. 2 is the left view of the utility model insulated leg；
Fig. 3 is the right view of the utility model insulated leg；
Fig. 4 is the depression angle cross-sectional view of the utility model insulated leg；
Fig. 5 is the main view angle cross-sectional view of the utility model fuse assembly.
Specific embodiment
Specific embodiment of the present utility model is described in further detail below in conjunction with attached drawing.
As shown in figure 5, fuse assembly, including insulated leg, further include the breaker for being connected to insulated leg left end, with
And it is connected to the connection terminal 3 of insulated leg right end, connection terminal 3 is used to install the Conducting end portions of fuse 5.
As shown in Figures 1 to 4, a kind of insulated leg, the left end of insulated leg and right end are packaged with for assembly connection
Embedded nut 4, the both ends of insulated leg are provided with the mounting hole being connected to 4 threaded hole of embedded nut；Insulated leg is provided with
It is connected to the through-hole 11 of left and right ends, the left end of insulated leg is provided with seal groove 12, and seal groove 12 is fitted around hole, seal groove 12
For accommodating sealing ring；Fuse 5 and fuse assembly are arranged in environment such as outdoors, and the setting of seal groove 12 and sealing ring can
It effectively prevent embedded nut 4 to get rusty, guarantees fuse 5 and fuse assembly neat and tidy, high pressure resistant.Breaker includes that can hold
The striker 22 slid in insulated leg through-hole 11 is set, striker 22 is to the promotion of fuse 5 for driving fuse 5 to be disconnected
Terminal 3.
It is arranged fluted on the periphery wall of embedded nut 4, embedded nut 4 is encapsulated in insulated leg securely.
Umbrella skirt construction 13 is provided in the middle part of insulated leg, the creepage distance at insulated leg both ends is longer.Insulated leg
Both ends are set as tapered, and two tapered big ends are opposite.The encapsulation casting process of tapered setting, insulated leg is relatively easy to
Operation；Tapered and full skirt cooperation, further increases the creepage distance at insulated leg both ends.
The left end of insulated leg is set as ladder axis shape, and the right end of the multi-diameter shaft is the shaft shoulder.The left end of insulated leg holds
It sets in breaker shield.
The left side and right side of insulated leg are provided with recess portion, and the both ends of through-hole 11 are respectively communicated to corresponding recessed
Portion.
The right side of insulated leg is convexly equipped with contraposition convex block 14.Fuse assembly further includes being connected to insulated leg right end
Shield, shield is connected with the contraposition convex block 14 of insulated leg, and fuse 5 is arranged in shield.
Breaker includes shell 21, wears and connect the striker in insulated leg 22, the swinging block 23 for pushing striker 22
And it is connected to the hand handle 24 on swinging block 23, one end of swinging block 23 is hinged on shell 21, the other end is for pushing striker
22.Breaker further includes the connecting rod 25 for having the switch block being connected on shell 21 27, both ends to be separately connected swinging block 23 and switch block 27
And it is socketed in the spring 26 on connecting rod 25；The both ends of swinging block 23 are to be separately connected shell 21 and connecting rod by hinged mode
25, one end on connecting rod 25 far from swinging block 23 is to wear the mode connect to be connected in switch block 27, and spring 26 is for driving swinging block
23 deviate striker 22, reset after making 22 disjunction fuse 5 of striker.
Connection terminal 3 is connected by screw to the embedded nut 4 on insulated leg, is provided on connection terminal 3 for clamping
Two elastic slice 3a of 5 Conducting end portions of fuse, elastic slice 3a are for clamping 5 two sides of fuse.When striker 22 slides to the right, it can push away
Dynamic fuse 5 moves right, and fuse 5 is detached from elastic slice 3a.
Above embodiments are only to illustrate the technical solution of the utility model and are not intended to limit it, all without departing from this reality
With any modification of novel spirit and scope or equivalent replacement, should all cover in the range of technical solutions of the utility model.
Claims (8)
1. a kind of insulated leg, it is characterised in that: the left end of insulated leg and right end are packaged with for the embedded of assembly connection
Nut (4), the both ends of insulated leg are provided with the mounting hole being connected to embedded nut (4) threaded hole；Insulated leg is provided with company
The through-hole (11) of logical left and right ends, the left end of insulated leg are provided with seal groove (12), and seal groove (12) is fitted around hole, sealing
Slot (12) is for accommodating sealing ring.
2. a kind of insulated leg according to claim 1, it is characterised in that: set on the periphery wall of the embedded nut (4)
It is equipped with groove.
3. a kind of insulated leg according to claim 1, it is characterised in that: be provided with full skirt in the middle part of the insulated leg
Structure (13).
4. a kind of insulated leg according to claim 1, it is characterised in that: the left end of the insulated leg is set as ladder
Axis shape, the right end of the multi-diameter shaft are the shaft shoulder.
5. a kind of insulated leg according to claim 1, it is characterised in that: the left side and right side of the insulated leg
It is provided with recess portion, the both ends of through-hole (11) are respectively communicated to corresponding recess portion.
6. a kind of insulated leg according to claim 1, it is characterised in that: the right side of the insulated leg is convexly equipped with pair
Position convex block (14).
7. a kind of fuse assembly, it is characterised in that: include insulated leg described in claim 1, further include being connected to absolutely
The breaker of edge support left end and the connection terminal (3) for being connected to insulated leg right end, the connection terminal (3) is for pacifying
Fill the Conducting end portions of fuse (5)；Breaker includes the striker (22) that can be accommodated in and slide in insulated leg through-hole (11), is hit
Needle (22) is to the promotion of fuse (5) for driving fuse (5) to be disconnected terminal (3).
8. a kind of fuse assembly according to claim 7, it is characterised in that: further include being connected to insulated leg right end
Shield, shield is connected with the contraposition convex block (14) of insulated leg.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821672906.8U CN209169096U (en) | 2018-10-15 | 2018-10-15 | A kind of insulated leg, fuse assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821672906.8U CN209169096U (en) | 2018-10-15 | 2018-10-15 | A kind of insulated leg, fuse assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209169096U true CN209169096U (en) | 2019-07-26 |
Family
ID=67333786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821672906.8U Active CN209169096U (en) | 2018-10-15 | 2018-10-15 | A kind of insulated leg, fuse assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209169096U (en) |
-
2018
- 2018-10-15 CN CN201821672906.8U patent/CN209169096U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |