CN209104108U - A kind of high-voltage drop fuse - Google Patents
A kind of high-voltage drop fuse Download PDFInfo
- Publication number
- CN209104108U CN209104108U CN201821583632.5U CN201821583632U CN209104108U CN 209104108 U CN209104108 U CN 209104108U CN 201821583632 U CN201821583632 U CN 201821583632U CN 209104108 U CN209104108 U CN 209104108U
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- static contact
- contact
- fuse
- lower static
- voltage drop
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Abstract
The utility model relates to technical field of electric power, and disclose a kind of high-voltage drop fuse, including insulator assembly, the bottom of the insulator assembly side is fixedly connected with one end of support rod, the other end of the support rod is fixedly connected with the side of lower static contact, the side of the support rod bottom end is fixedly installed with the lower terminals positioned at lower static contact side, and the inner wall of lower static contact other side groove is fixedly installed with contact block.The high-voltage drop fuse; by being used cooperatively for contact block, conducting wire, warning lamp and power supply, so that fuse after opening short-circuit protection, is contacted using the metallic rod of one side bottom of cartridge fuse with contact block; by circuit communication; to open warning lamp, the alarm due to a lack of specific location is avoided, the working time of maintenance personal is increased; the problem of reducing maintenance efficiency; so that maintenance personal is rapidly positioned repair location, to reduce the time of maintenance, improves maintenance efficiency.
Description
Technical field
The utility model relates to technical field of electric power, specially a kind of high-voltage drop fuse.
Background technique
Fuse switch is made of insulated leg, dynamic/static contact, cartridge fuse three parts, and static contact is mounted on insulated leg
Both ends, cartridge fuse are made of the expulsion tube of internal layer and the phenolic aldehyde paper tube of outer layer or epoxy glass fiber cloth pipe, it has economic, behaviour
Make the features such as convenient, adaptation outdoor environment is strong, is widely used in distribution line and distribution transformer.
After starting short-circuit protection, no normal direction maintenance personal's current fuse accurately alarms, so that maintenance people
Member needs one by one to check fuse, increases the time of job search, reduces the efficiency of maintenance, in addition, fusing
Device substantially works outdoors, and in sleet or strong wind weather, inevitably meeting rain or dust enter fuse, increases molten
A possibility that device that breaks is short-circuit, brings some potential safety problems, has seriously affected the normal work of fuse, reduced fuse
Service life.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of high-voltage drop fuse, has to starting short circuit
The advantages of fuse after protection alarms, prevents rainwater and dust from entering fuse solves the specific alarm of shortage, increases dimension
The working time for repairing personnel reduces maintenance efficiency and rainwater or dust enters fuse, increases the possibility of fuse short circuit,
The problem of reducing fuse service life.
The utility model provides the following technical solutions: a kind of high-voltage drop fuse, including insulator assembly, the insulation
The bottom of sub-component side is fixedly connected with one end of support rod, and the other end of the support rod and the side of lower static contact are fixed
Connection, the side of the support rod bottom end are fixedly installed with the lower terminals positioned at lower static contact side, and the lower static contact is another
The inner wall of side groove is fixedly installed with contact block, and the side that the contact block is located at lower static contact inner cavity passes through conducting wire and power supply
Anode be electrically connected, the bottom of the power supply is fixedly connected with the side of lower static contact intracavity bottom, the cathode of the power supply
It is electrically connected by one end of conducting wire and warning lamp, the warning lamp is fixedly mounted on the side of lower static contact bottom, under described
One end at the top of static contact is fixedly installed with limited block, one end activity of the inner wall and cartridge fuse of lower static contact side groove
Socket, the other end of the cartridge fuse and the groove of upper static contact bottom side are clamped, and one end of the cartridge fuse is fixedly mounted
There is the pull ring being located at below upper static contact, rain cover, the side activity peace are fixedly installed at the top of the upper static contact
Equipped with the baffle for being located at upper static contact side, the side at the top of the upper static contact is fixedly installed with terminals, described quiet
The side of contact is fixedly connected with one end of connecting rod, and the other end of the connecting rod and the top of insulator assembly side are fixed
Connection.
Preferably, the quantity of the contact block is two, and one end of two contact blocks is fixedly mounted on lower static contact
The two sides of side groove inner wall, the inner cavity side that the contact block is located at lower static contact are positive and warning lamp with power supply respectively
One end is electrically connected, and two contact blocks are all made of conductive material.
Preferably, the quantity of the conducting wire is three, and the outside of three conducting wires is enclosed with insulating materials.
Preferably, the both ends of the cartridge fuse pass through the side wall movable sleeve of movable sleeve Yu lower static contact side groove respectively
It connects, and the bottom of cartridge fuse side is fixedly installed with metallic rod, the metallic rod of one side bottom of cartridge fuse is mutually fitted with contact block
Match.
Preferably, the top of the rain cover is circle, and symmetrical rhone is offered at the top of rain cover, institute
The bottom for stating rain cover is higher than the bottom of upper static contact.
Preferably, the both ends at the top of the baffle pass through the side wall movable sleeve of movable sleeve Yu rain cover side groove respectively
It connects, and the bottom of baffle is slightly below the bottom of rain cover.
Be compared with the prior art, the utility model have it is following the utility model has the advantages that
1, high-voltage drop fuse, by being used cooperatively for contact block, conducting wire, warning lamp and power supply, so that fuse
It after opening short-circuit protection, is contacted using the metallic rod of one side bottom of cartridge fuse with contact block, by circuit communication, to open police
Show lamp, avoid the alarm due to a lack of specific location, increase the working time of maintenance personal, reduces asking for maintenance efficiency
Topic, allows maintenance personal rapidly to position repair location, to reduce the time of maintenance, improves maintenance efficiency.
2, the high-voltage drop fuse is protected the junction of cartridge fuse and upper static contact, is avoided by rain cover
The problem of rainwater or dust enter fuse, increase the possibility of fuse short circuit, reduction fuse service life, to improve
The working time of fuse, increase the service life of fuse.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is enlarged diagram at the A of the utility model structure；
Fig. 3 is the utility model structure cartridge fuse schematic diagram；
Fig. 4 is the utility model structure dust cover schematic diagram；
Fig. 5 is the utility model structure contact block schematic diagram.
In figure: 1, insulator assembly；2, support rod；3, lower static contact；4, lower terminals；5, contact block；6, conducting wire；7, electric
Source；8, warning lamp；9, limited block；10, cartridge fuse；11, upper static contact；12, pull ring；13, rain cover；14, baffle；15, it is connect on
Line end；16, connecting rod.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-5, a kind of high-voltage drop fuse, including insulator assembly 1, the bottom of 1 side of insulator assembly
It is fixedly connected with one end of support rod 2, the other end of support rod 2 is fixedly connected with the side of lower static contact 3,2 bottom end of support rod
Side be fixedly installed with the lower terminals 4 positioned at 3 side of lower static contact, the fixed peace of the inner wall of 3 other side groove of lower static contact
Equipped with contact block 5, the quantity of contact block 5 is two, and one end of two contact blocks 5 is fixedly mounted on 3 side of lower static contact
The two sides of groove inner wall, contact block 5 be located at the inner cavity side of lower static contact 3 respectively with the anode of power supply 7 and one end of warning lamp 8
It is electrically connected, and two contact blocks 5 are all made of conductive material, by two contact blocks 5 by entire circuit communication, so that warning lamp
8 can carry out position alarm to maintenance personal, arrive at maintenance personal more quickly at accident, to improve maintenance people
The maintenance efficiency of member, the side that contact block 5 is located at 3 inner cavity of lower static contact are electrically connected by the anode of conducting wire 6 and power supply 7, are led
The quantity of line 6 is three, and the outside of three conducting wires 6 is enclosed with insulating materials, is acted on by the connection of three conducting wires 6, will
Power supply 7 is connect by contact block 5 with warning lamp 8, and circuit is made to change into the warning circuit of contact, to accurately alarm, is protected
Card is not in alarm failure, using the insulating materials outside conducting wire 6, effectively prevents the electric leakage of circuit, the bottom of power supply 7
It is fixedly connected with the side of 3 intracavity bottom of lower static contact, the cathode of power supply 7 is electrically connected by conducting wire 6 and one end of warning lamp 8
It connecing, warning lamp 8 is fixedly mounted on the side of 3 bottom of lower static contact, and the one end at 3 top of lower static contact is fixedly installed with limited block 9,
The inner wall of 3 side groove of lower static contact and one end pivot bush unit of cartridge fuse 10, the both ends of cartridge fuse 10 pass through movable sleeve respectively
With the side wall pivot bush unit of 3 side groove of lower static contact, and the bottom of 10 side of cartridge fuse is fixedly installed with metallic rod, cartridge fuse
The metallic rod of 10 1 side bottoms is adapted with contact block 5, living by the side wall of 10 one end of cartridge fuse and 3 side groove of lower static contact
Dynamic socket, can work normally cartridge fuse 10, so that the reasonability of fuse be made to be guaranteed, utilizes 10 side of cartridge fuse
Metallic rod connects two pieces of contact blocks 5, so that circuit be made to be connected, warning lamp 8 is allow timely to alarm, cartridge fuse 10 it is another
The groove of one end and 11 bottom side of upper static contact is clamped, and one end of cartridge fuse 10 is fixedly installed with positioned at 11 lower section of upper static contact
Pull ring 12, the top of upper static contact 11 is fixedly installed with rain cover 13, the top of rain cover 13 is circle, and rain cover 13
Top offers symmetrical rhone, and the bottom of rain cover 13 is higher than the bottom of upper static contact 11, passes through rain cover 13
Keep off the rain dust reduction capability, effectively protects to cartridge fuse 10, using the rhone at 13 top of rain cover, keeps rainwater rapid
Discharge, side be movably installed with the baffle 14 positioned at 11 side of upper static contact, the both ends at 14 top of baffle pass through activity respectively
The side wall pivot bush unit of set and 13 side groove of rain cover, and the bottom of baffle 14 is slightly below the bottom of rain cover 13, passes through gear
Plate 14 prevents rainwater from penetrating by the groove of 11 side of upper static contact, improves the safety of cartridge fuse 10, while passing through baffle
The movable sleeve at 14 both ends guarantees that cartridge fuse 10 can normally work, and the side at 11 top of upper static contact, which is fixedly installed with, to be connect
The side of line end 15, upper static contact 11 is fixedly connected with one end of connecting rod 16, the other end and insulator assembly 1 of connecting rod 16
It is fixedly connected at the top of side.
Working principle, firstly, being protected using the dust reduction capability that keeps off the rain of rain cover 13 to cartridge fuse 10 and upper static contact 11
Shield, when fuse opens short-circuit protection, cartridge fuse 10 falls off, the metallic rod of 10 1 side bottom of cartridge fuse and two contact blocks 5
Contact, turning circuit make warning lamp 8 work, to carry out position alarm to maintenance personal.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of high-voltage drop fuse, including insulator assembly (1), it is characterised in that: insulator assembly (1) side
Bottom is fixedly connected with the one end of support rod (2), the fixed company of the other end of the support rod (2) and the side of lower static contact (3)
It connects, the side of support rod (2) bottom end is fixedly installed with the lower terminals (4) positioned at lower static contact (3) side, quiet under described
The inner wall of contact (3) other side groove is fixedly installed with contact block (5), and the contact block (5) is located at lower static contact (3) inner cavity
Side is electrically connected by the anode of conducting wire (6) and power supply (7), the bottom of the power supply (7) and lower static contact (3) intracavity bottom
Side be fixedly connected, the cathode of the power supply (7) is electrically connected by the one end of conducting wire (6) and warning lamp (8), the warning
Lamp (8) is fixedly mounted on the side of lower static contact (3) bottom, and one end at the top of the lower static contact (3) is fixedly installed with limit
Block (9), the inner wall of lower static contact (3) side groove and one end pivot bush unit of cartridge fuse (10), the cartridge fuse (10)
The other end and upper static contact (11) bottom side groove be clamped, one end of the cartridge fuse (10) is fixedly installed with positioned at upper
Pull ring (12) below static contact (11) is fixedly installed with rain cover (13) at the top of the upper static contact (11), described one
Side is movably installed with the baffle (14) positioned at upper static contact (11) side, and the side at the top of the upper static contact (11) is fixedly mounted
Have upper terminals (15), the side of the upper static contact (11) is fixedly connected with one end of connecting rod (16), the connecting rod
(16) it is fixedly connected at the top of the other end and insulator assembly (1) side.
2. a kind of high-voltage drop fuse according to claim 1, it is characterised in that: the quantity of the contact block (5) is
Two, and one end of two contact blocks (5) is fixedly mounted on the two sides of lower static contact (3) side groove inner wall, the contact
Block (5) is located at the one end of the inner cavity side of lower static contact (3) respectively with the anode of power supply (7) and warning lamp (8) and is electrically connected, and
Two contact blocks (5) are all made of conductive material.
3. a kind of high-voltage drop fuse according to claim 1, it is characterised in that: the quantity of the conducting wire (6) is three
Item, and the outside of three conducting wires (6) is enclosed with insulating materials.
4. a kind of high-voltage drop fuse according to claim 1, it is characterised in that: the both ends of the cartridge fuse (10) point
Not by the side wall pivot bush unit of movable sleeve and lower static contact (3) side groove, and the fixed peace in bottom of cartridge fuse (10) side
Equipped with metallic rod, the metallic rod of (10) one side bottom of cartridge fuse is adapted with contact block (5).
5. a kind of high-voltage drop fuse according to claim 1, it is characterised in that: the top of the rain cover (13) is
Circle, and symmetrical rhone is offered at the top of rain cover (13), the bottom of the rain cover (13) is higher than upper stationary contact
The bottom of head (11).
6. a kind of high-voltage drop fuse according to claim 1, it is characterised in that: the both ends at the top of the baffle (14)
Pass through the side wall pivot bush unit of movable sleeve and rain cover (13) side groove respectively, and the bottom of baffle (14) is slightly below rain cover
(13) bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821583632.5U CN209104108U (en) | 2018-09-28 | 2018-09-28 | A kind of high-voltage drop fuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821583632.5U CN209104108U (en) | 2018-09-28 | 2018-09-28 | A kind of high-voltage drop fuse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209104108U true CN209104108U (en) | 2019-07-12 |
Family
ID=67153761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821583632.5U Active CN209104108U (en) | 2018-09-28 | 2018-09-28 | A kind of high-voltage drop fuse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209104108U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112735929A (en) * | 2021-01-27 | 2021-04-30 | 史振军 | High-voltage fuse for oil field power transmission and transformation |
| CN113990587A (en) * | 2021-11-29 | 2022-01-28 | 江西誉鹏电气集团有限公司 | Composite insulator protector |
| CN113990587B (en) * | 2021-11-29 | 2024-06-11 | 江西誉鹏电气集团有限公司 | Composite insulator protection device |
-
2018
- 2018-09-28 CN CN201821583632.5U patent/CN209104108U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112735929A (en) * | 2021-01-27 | 2021-04-30 | 史振军 | High-voltage fuse for oil field power transmission and transformation |
| CN113990587A (en) * | 2021-11-29 | 2022-01-28 | 江西誉鹏电气集团有限公司 | Composite insulator protector |
| CN113990587B (en) * | 2021-11-29 | 2024-06-11 | 江西誉鹏电气集团有限公司 | Composite insulator protection device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |