CN207269013U - A kind of electric system protection device - Google Patents
A kind of electric system protection device Download PDFInfo
- Publication number
- CN207269013U CN207269013U CN201721369988.4U CN201721369988U CN207269013U CN 207269013 U CN207269013 U CN 207269013U CN 201721369988 U CN201721369988 U CN 201721369988U CN 207269013 U CN207269013 U CN 207269013U
- Authority
- CN
- China
- Prior art keywords
- casing
- side wall
- chopper
- hot melt
- cable
- 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 kind of electric system protection device,Including heating casing,The left end and right end of the hot melt casing are welded with sealing sleeve pipe,The left end and right end of the sealing sleeve pipe are welded with tightening casing,The inner wall of the sealing sleeve pipe is closely fitted with cable,The upper side wall of the tightening casing offers fastening screw hole,The inner surface of the fastening screw hole is bolted with fastening bolt,By the way that cable is peelled off line skin,Then the both ends of meltable safety pole are plugged on,Sealed after inside is poured nitrogen,When circuit on one side load too high,Electric current increases,Meltable safety pole can be fused or deformed when heat production is excessive,Resistance relay trips after sensing curent change,Electromagnet fails,The propelling spring of tightening propels away ceramic chopper,The meltable safety pole of soft texture after cut-out is heated,Complete power-off,Whole device inner cavity is the anaerobic state strictly sealed,Prevent on fire.
Description
Technical field
Electric protection technical field is the utility model is related to, is specially a kind of electric system protection device.
Background technology
The essential energy is reformed into after electricity comes into daily life, in the life of modern nowhere not
Be flooded with electricity, but in many comprehensive public power places, electric conveying and outfit be a lack of security, it is necessary to more
The security insurance of level, to ensure the stability of the security of supply of electric power and electric power system.
Utility model content
The purpose of this utility model is to provide a kind of electric system protection device, to solve to propose in above-mentioned background technology
The problem of.
To achieve the above object, the utility model provides following technical solution:A kind of electric system protection device, including heat
Molten casing, the left end and right end of the hot melt casing are welded with sealing sleeve pipe, and the left end and right end of the sealing sleeve pipe weld
Tightening casing is connected to, the inner wall of the sealing sleeve pipe is closely fitted with cable, and the upper side wall of the tightening casing offers fastening
Screw hole, the inner surface of the fastening screw hole are bolted with fastening bolt, the lower surface of the fastening bolt and the downside of tightening casing
The upper surface of wall is fitted closely with the outer surface of cable, and the left and right sides of the upper side wall of the hot melt casing offers cabling
Hole, and hand hay cutter hole is offered in the middle part of the side wall of hot melt casing, it is socketed with meltable insurance between the core of the two sections of cables in the left and right
Column, and meltable safety pole is welded with chopper ejector, the hand hay cutter positioned at the inside of hot melt casing, the upper surface of the hot melt casing
Spring loop bar is welded with the middle part of the inner surface of the upper side wall of knife ejector, the upper side wall of the spring loop bar is inlaid with electromagnetism
Iron, and the outer surface of spring loop bar is socketed with propelling spring, the inside of the spring loop bar is socketed with magnetic litter, the magnetism
Litter lower end is fixedly connected with ceramic chopper, and the ceramics chopper is positioned at the inside in hand hay cutter hole, the right side wall of the chopper ejector
Inner surface be fixedly connected with resistance relay, the inside of the side wall of the chopper ejector offers cabling channel;
Keep being electrically connected by conducting wire between the electromagnet, resistance relay and meltable safety pole.
Preferably, it is pasted with seal washer between the inner wall of the sealing sleeve pipe and the outer surface of cable.
Preferably, chopper compensating tank is offered in the middle part of the inner surface of the lower wall of the hot melt casing.
Preferably, the left and right ends of the meltable safety pole are welded with thermal distortion compensation set.
Compared with prior art, the beneficial effects of the utility model are:A kind of electric system protection device, by by cable
Line skin is peelled off, is then plugged on the both ends of meltable safety pole, makes both seamless combinations with high temperature melt thermal distortion compensation set, it
It is inserted in afterwards in the casing of electric protection device, precession fastening bolt fixes cable, prevents external force from breaking meltable safety pole and cable
Junction, sealed after inside is poured nitrogen, when circuit on one side load too high, electric current increase, meltable guarantor when heat production is excessive
Dangerous column can be fused or deformed, and resistance relay trips after sensing curent change, electromagnet failure, and the propelling spring of tightening will make pottery
Porcelain chopper is propelled away, is cut off the meltable safety pole of heated rear soft texture, is completed power-off, whole device inner cavity is strictly to seal
Anaerobic state, prevent on fire.
Brief description of the drawings
Fig. 1 is that the main view of the utility model cuts open figure;
Fig. 2 is that the spring loop bar main view of the utility model cuts open figure;
Fig. 3 is the left view of the utility model.
In figure:1 hot melt casing, 2 sealing sleeve pipes, 3 tightening casings, 4 seal washers, 5 fastening bolts, 6 fastening screw holes, 7 electricity
Cable, 8 chopper compensating tanks, 9 meltable safety poles, 10 thermal distortion compensation sets, 11 chopper ejectors, 12 spring loop bars, 13 electromagnet, 14
Propelling spring, 15 resistance relays, 16 cable holes, 17 ceramic choppers, 18 hand hay cutter holes, 19 magnetic litter, 20 cabling channels.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
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 embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained, shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the utility model provides a kind of technical solution:A kind of electric system protection device, including hot melt
Casing 1, the left end and right end of the hot melt casing 1 are welded with sealing sleeve pipe 2, and the left end and right end of the sealing sleeve pipe 2 are equal
Tightening casing 3 is welded with, the inner wall of the sealing sleeve pipe 2 is closely fitted with cable 7, and the upper side wall of the tightening casing 3 opens up
There is fastening screw hole 6, the inner surface of the fastening screw hole 6 is bolted with fastening bolt 5, the lower surface of the fastening bolt 5 and fastening
Outer surface of the upper surface of the lower wall of casing 3 with cable 7 fits closely, the left and right two of the upper side wall of the hot melt casing 1
Side offers cable hole 16, and hand hay cutter hole 18 is offered in the middle part of the side wall of hot melt casing 1, the line of the two sections of cables 7 in the left and right
Meltable safety pole 9 is socketed between core, and meltable safety pole 9 is positioned at the inside of hot melt casing 1, the upper table of the hot melt casing 1
Face is welded with chopper ejector 11, and spring loop bar 12 is welded with the middle part of the inner surface of the upper side wall of the chopper ejector 11,
The upper side wall of the spring loop bar 12 is inlaid with electromagnet 13, and the outer surface of spring loop bar 12 is socketed with propelling spring 14, institute
The inside for stating spring loop bar 12 is socketed with magnetic litter 19, and 19 lower end of the magnetism litter is fixedly connected with ceramic chopper 17, institute
Ceramic chopper 17 is stated positioned at the inside in hand hay cutter hole 18, the inner surface of the right side wall of the chopper ejector 11 be fixedly connected with resistance after
Electric appliance 15, the inside of the side wall of the chopper ejector 11 offer cabling channel 20;
Keep being electrically connected by conducting wire between the electromagnet 13, resistance relay 15 and meltable safety pole 9, by by electricity
Cable 7 peels off line skin, is then plugged on the both ends of meltable safety pole 9, makes both without sewing up with high temperature melt thermal distortion compensation set
Close, be inserted in afterwards in the casing of electric protection device, precession fastening bolt 5 fixes cable 7, prevents external force from breaking meltable safety pole
9 and the junction of cable 7, sealed after inside is poured nitrogen, when circuit on one side load too high, electric current increase, heat production is excessive
Shi Yirong safety poles 9 can be fused or deformed, and resistance relay 15 trips after sensing curent change, and electromagnet 13 fails, tightening
Propelling spring 14 ceramic chopper 17 is propelled away, cut off it is heated after soft texture meltable safety pole 9, complete power-off, it is whole
A device inner cavity is the anaerobic state strictly sealed, is prevented on fire.
Specifically, bore seal degree deficiency leaks air phenomenon in order to prevent, inner wall and the electricity of the sealing sleeve pipe 2
Seal washer 4 is pasted between the outer surface of cable 7.
Specifically, not playing of cutting off of meltable safety pole 9 in order to prevent, causes to virtually connect, the lower wall of the hot melt casing 1
Inner surface in the middle part of offer chopper compensating tank 8.
Specifically, in order to prevent when the meltable safety pole 9 of connection is connected with the core of cable 7, heating is meltable when being welded
The both ends of safety pole 9 are meticulous, influence conductive line resistance values, and the left and right ends of the meltable safety pole 9 are welded with thermal distortion compensation set 10.
Operation principle:When the utility model is used, by the way that cable 7 is peelled off line skin, being then plugged on meltable insurance
The both ends of column 9, make both seamless combinations with high temperature melt thermal distortion compensation set, are inserted in the casing of electric protection device afterwards
Interior, precession fastening bolt 5 fixes cable 7, prevents external force from breaking the junction of meltable safety pole 9 and cable 7, inside is poured nitrogen
Sealed after gas, when circuit on one side load too high, electric current increase, meltable safety pole 9 can be fused or deformed when heat production is excessive, resistance
Relay 15 trips after sensing curent change, and electromagnet 13 fails, and the propelling spring 14 of tightening propels out ceramic chopper 17
To go, cut off the meltable safety pole 9 of heated rear soft texture, complete power-off, whole device inner cavity is the anaerobic state strictly sealed,
Prevent on fire, be pasted with seal washer 4 between the inner wall of sealing sleeve pipe 2 and the outer surface of cable 7, prevent bore seal degree not
Leak air phenomenon enough, offers chopper compensating tank 8 in the middle part of the inner surface for the lower wall for heating casing 1, prevents meltable insurance
What column 9 was cut off does not play, and causes to virtually connect, and the left and right ends of meltable safety pole 9 are welded with thermal distortion compensation set 10, prevent easy in connection
When molten safety pole 9 is connected with the core of cable 7, the both ends of meltable safety pole 9 are meticulous when heating is welded, and influence conductive line resistance values.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from the principle of the utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of electric system protection device, including hot melt casing (1), it is characterised in that:It is described hot melt casing (1) left end and
Right end is welded with sealing sleeve pipe (2), and the left end and right end of the sealing sleeve pipe (2) are welded with tightening casing (3), described close
The inner wall of big envelope pipe (2) is closely fitted with cable (7), and the upper side wall of the tightening casing (3) offers fastening screw hole (6), institute
The inner surface for stating fastening screw hole (6) is bolted with fastening bolt (5), the lower surface of the fastening bolt (5) and tightening casing (3)
Outer surface of the upper surface of lower wall with cable (7) fits closely, and the left and right sides of the upper side wall of the hot melt casing (1) is equal
Cable hole (16) is offered, and hand hay cutter hole (18) is offered in the middle part of the side wall of hot melt casing (1), the two sections of cables (7) in the left and right
Core between be socketed with meltable safety pole (9), and meltable safety pole (9) is positioned at the inside of hot melt casing (1), the hot melt set
The upper surface of pipe (1) is welded with chopper ejector (11), the middle part weldering of the inner surface of the upper side wall of the chopper ejector (11)
Spring loop bar (12) is connected to, the upper side wall of the spring loop bar (12) is inlaid with electromagnet (13), and spring loop bar (12) is outer
Surface is socketed with propelling spring (14), and the inside of the spring loop bar (12) is socketed with magnetic litter (19), the magnetism litter
(19) lower end is fixedly connected with ceramic chopper (17), and the ceramics chopper (17) is positioned at the inside of hand hay cutter hole (18), the chopper bullet
The inner surface of the right side wall of emitter (11) is fixedly connected with resistance relay (15), the side wall of the chopper ejector (11) it is interior
Portion offers cabling channel (20);
Keep being electrically connected by conducting wire between the electromagnet (13), resistance relay (15) and meltable safety pole (9).
A kind of 2. electric system protection device according to claim 1, it is characterised in that:The sealing sleeve pipe (2) it is interior
Seal washer (4) is pasted between the outer surface of wall and cable (7).
A kind of 3. electric system protection device according to claim 1, it is characterised in that:Under the hot melt casing (1)
Chopper compensating tank (8) is offered in the middle part of the inner surface of side wall.
A kind of 4. electric system protection device according to claim 1, it is characterised in that:The meltable safety pole (9)
Left and right ends are welded with thermal distortion compensation set (10).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721369988.4U CN207269013U (en) | 2017-10-24 | 2017-10-24 | A kind of electric system protection device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721369988.4U CN207269013U (en) | 2017-10-24 | 2017-10-24 | A kind of electric system protection device |
Publications (1)
Publication Number | Publication Date |
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CN207269013U true CN207269013U (en) | 2018-04-24 |
Family
ID=61955140
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201721369988.4U Expired - Fee Related CN207269013U (en) | 2017-10-24 | 2017-10-24 | A kind of electric system protection device |
Country Status (1)
Country | Link |
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CN (1) | CN207269013U (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108565820A (en) * | 2018-05-21 | 2018-09-21 | 江苏亚特电缆有限公司 | A kind of cable connection actuator and dragging method |
CN108922839A (en) * | 2018-07-09 | 2018-11-30 | 国网山东省电力公司莱芜供电公司 | A kind of high-tension fuse |
CN110783048A (en) * | 2019-10-31 | 2020-02-11 | 何杰 | Fuse resistor |
CN111668728A (en) * | 2020-07-27 | 2020-09-15 | 张宏东 | Anti-seismic power distribution cabinet |
CN112331398A (en) * | 2020-11-02 | 2021-02-05 | 国网安徽省电力有限公司 | Fireproof and heat-resistant power transmission line structure |
CN112914359A (en) * | 2021-04-09 | 2021-06-08 | 宁波浪木饮水设备科技有限公司 | Automatic water-checking thermos |
CN113300293A (en) * | 2021-05-14 | 2021-08-24 | 陈扬仕 | MPP cable pipe convenient to butt fusion installation |
-
2017
- 2017-10-24 CN CN201721369988.4U patent/CN207269013U/en not_active Expired - Fee Related
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108565820A (en) * | 2018-05-21 | 2018-09-21 | 江苏亚特电缆有限公司 | A kind of cable connection actuator and dragging method |
CN108922839A (en) * | 2018-07-09 | 2018-11-30 | 国网山东省电力公司莱芜供电公司 | A kind of high-tension fuse |
CN108922839B (en) * | 2018-07-09 | 2020-05-19 | 国网山东省电力公司莱芜供电公司 | High-voltage fuse |
CN110783048A (en) * | 2019-10-31 | 2020-02-11 | 何杰 | Fuse resistor |
CN111668728A (en) * | 2020-07-27 | 2020-09-15 | 张宏东 | Anti-seismic power distribution cabinet |
CN112331398A (en) * | 2020-11-02 | 2021-02-05 | 国网安徽省电力有限公司 | Fireproof and heat-resistant power transmission line structure |
CN112331398B (en) * | 2020-11-02 | 2022-08-02 | 国网安徽省电力有限公司 | Fireproof and heat-resistant power transmission line structure |
CN112914359A (en) * | 2021-04-09 | 2021-06-08 | 宁波浪木饮水设备科技有限公司 | Automatic water-checking thermos |
CN112914359B (en) * | 2021-04-09 | 2022-01-14 | 宁波浪木饮水设备科技有限公司 | Automatic water-checking thermos |
CN113300293A (en) * | 2021-05-14 | 2021-08-24 | 陈扬仕 | MPP cable pipe convenient to butt fusion installation |
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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: 20180424 Termination date: 20181024 |
|
CF01 | Termination of patent right due to non-payment of annual fee |