CN108550508A - A kind of high-performance fuse and its workflow - Google Patents
A kind of high-performance fuse and its workflow Download PDFInfo
- Publication number
- CN108550508A CN108550508A CN201810645204.9A CN201810645204A CN108550508A CN 108550508 A CN108550508 A CN 108550508A CN 201810645204 A CN201810645204 A CN 201810645204A CN 108550508 A CN108550508 A CN 108550508A
- Authority
- CN
- China
- Prior art keywords
- fuse
- molten matter
- tube body
- performance
- tin
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/0078—Security-related arrangements
- H01H85/0082—Security-related arrangements preventing explosion of the cartridge
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
- H01H85/05—Component parts thereof
- H01H85/055—Fusible members
- H01H85/06—Fusible members characterised by the fusible material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
- H01H85/05—Component parts thereof
- H01H85/055—Fusible members
- H01H85/08—Fusible members characterised by the shape or form of the fusible member
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/47—Means for cooling
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Fuses (AREA)
Abstract
The invention belongs to fuse technologies fields, more particularly to a kind of high-performance fuse, including tube body (1), it is placed in the molten matter (2) of the tube body (1) and is filled in the filler (3) in gap between the tube body (1) and the molten matter (2), the molten matter (2) is provided with fusing structure (4), and the surface of the molten matter (2) is provided with tin portion (5).The fuse integrates numerous excellent performances, and simple in structure, has good antiknock ability, anti-lightning ability and Surge handling capability, can adapt to complicated working environment.In addition, the invention also discloses a kind of workflow of the fuse, antiknock ability, anti-lightning ability and Surge handling capability are improved.
Description
Technical field
The invention belongs to fuse technologies fields, and in particular to a kind of high-performance fuse and its workflow.
Background technology
The blade fuse to come out since the last century the nineties, experienced cylindrical shape, blade inserting, axially or radially draws
Multiple developing stage such as foot formula account for whole minitype fuse application market less than in the vicennial time, having developed to short
Nearly 30%, and also continuously expand in, because of the advantage of its size and mounting means, occupy in circuit protection important
Status.With flourishing for electronics industry, minitype fuse market is in ever-increasing trend, while being wanted to small product size
It asks and increasingly minimizes, use environment is high voltage withstanding, and anti-lightning/surge requirement is higher and higher, and for protective tube characteristic,
High antiknock and high anti-lightning are always contradictory presence, care for this and then lose that, therefore under conditions of not increasing small product size, it can be more
Performance requirement both is used, and reached high-performance under high voltage environment, while taking into account the product of former traditional insurance pipe professional standard
It is increasingly welcome by market, demand is more and more wider, and development is growing day by day.
Separately from market survey it is found that such protective tube is between small fuse and photovoltaic, EV, PV class products needed for industry
Between performance, and photovoltaic is compared, EV, for PV class products, because simple for process, cost advantage is it is obvious that mesh can be faced preferably
The preceding low-cost deficiency of market traditional insurance pipe, preferably improves enterprise profit.
With deepening continuously for application, the requirement to new energy protector needed for industry is also more and more, common tubulose
Fuse antiknock ability is all relatively low, some back-up protections that can only be used as in branch circuit further carry on the basis of existing
High antiknock ability and antisurge/anti-lightning ability and industry urgent problem.
Invention content
It is an object of the present invention to：In view of the deficiencies of the prior art, a kind of high-performance fuse is provided, is not being increased
It under conditions of adding small product size, can be used under higher voltage environment, and reach good antiknock ability, anti-lightning ability and resist
The high performance requirement of surge capacity, while taking into account former traditional insurance pipe professional standard.
To achieve the above object, the present invention adopts the following technical scheme that：
A kind of high-performance fuse, including tube body, be placed in the molten matter of the tube body and be filled in the tube body and described molten
The filler in gap between matter, the molten matter are provided with fusing structure, and the surface of the molten matter is provided with tin portion.Fusing structure is given
Fuse provides a point easily disconnected, and to improve antiknock ability, tin portion makes external wire be contacted with molten matter well,
Antiknock ability is improved, in the case where ensureing low power number constant current characteristic, high magnification numbe rated current fusing time extends, i.e.,
In actual use booting surge will not blowout, but when failure surge current comes, can effectively disconnect and play guarantor
Shield acts on, therefore improves Surge handling capability, meanwhile, tin portion increases the volume of molten matter, reduces resistance, improves anti-lightning
Ability reduces the generation of heat, reduces the speed of temperature rise, which integrates numerous excellent performances, and ties
Structure is simple, can adapt to complicated working environment.
As a kind of improvement of high-performance fuse of the present invention, the tin portion includes the end mistake with the molten matter
Be full of cooperation the first tin portion and the second tin portion for being set in the middle part of the molten matter.At work, the first tin portion makes external lead
Line contacts well with molten matter, improves antiknock ability, and the second tin portion can improve time delay, is ensureing that low power number constant current is special
Property in the case of, high magnification numbe rated current fusing time extend, i.e., in actual use booting surge will not blowout, but
Be can effectively disconnect and play a protective role, therefore improve Surge handling capability when failure surge current comes, meanwhile, second
Tin portion increases the volume of molten matter, reduces resistance, improves anti-lightning ability, reduces the generation of heat, reduces temperature
The speed of rising.
As a kind of improvement of high-performance fuse of the present invention, the filler is silicate granules.Silicate
Particle evacuates away the heat that molten matter generates, and can antiknock be sized so as into more in same rated current
Greatly, anti-lightning effect can be improved.
As a kind of improvement of high-performance fuse of the present invention, the silicate granules are a kind of mixtures.Its
In, lithium aluminium silicate salt content be 85wt% ~ 95wt%, mineral clay content be 5wt% ~ 15wt%, quartz content be 0wt% ~
2wt%.
As a kind of improvement of high-performance fuse of the present invention, the number of the fusing structure is at least 2.It is molten
Disconnected structure spacing about 4mm, wide 2mm；In addition, according to actual work requirements, the number and spacing of fusing structure can flexibly be set
It sets.
As a kind of improvement of high-performance fuse of the present invention, the shape of the cross section of the fusing structure is half
Round, round, arc or polygon.The shape of the cross section of fusing structure can be flexibly arranged so that the practicability of fuse
It is stronger.
As a kind of improvement of high-performance fuse of the present invention, the shape of the cross section of the fusing structure is half
At least one of round, round, arc and polygon.In conjunction with actual working environment, the shape of the cross section of fusing structure
It can flexibly set, while reach identical effect.
As a kind of improvement of high-performance fuse of the present invention, the fusing structure is arranged in the molten matter plastid
On at least side.Fusing structure can then be arranged in the side and/or both sides of molten matter, can also be arranged if it is sheet
Its middle part；Fusing structure can then be arranged from anywhere in cylinder, can flexibly be set according to actual conditions if it is filiform
It sets.
As a kind of improvement of high-performance fuse of the present invention, the molten matter is fuse piece or fuse.In addition to this,
Molten matter can also be other forms, while reach identical effect, when different rated current, the thickness of fuse piece or fuse
Diameter can be different.
Further include interior cap and outer cap, the interior cap setting as a kind of improvement of high-performance fuse of the present invention
In the end of the tube body, the outer cap is coordinated by the end of the interior cap and the tube body.The setting of interior cap and outer cap makes
It is more secured to obtain fuse.
The second object of the present invention is：In view of the deficiencies of the prior art, a kind of above-mentioned high-performance fuse is also provided
Application method so that the device the operation is stable improves antiknock ability, anti-lightning ability and Surge handling capability.
To achieve the above object, the present invention provides a kind of workflow of high-performance fuse, includes the following steps：
S1, the fuse are powered, and have electric current to flow through in the molten matter, first tin portion and the end interference of the molten matter are matched
It closes, when tin is by high temperature melting, the tin being interference fitted with the end of the molten matter still makes external wire be electrically connected with the molten matter
It connects, improves antiknock ability；
The heat that silicate granules in S2, the tube body generate when the molten matter is powered is evacuated away, and antiknock is played
Effect is sized so as into bigger in same rated current, can improve anti-lightning effect；
S3, second tin portion increase the volume of the molten matter, reduce resistance, reduce the generation of heat, to reduce
The speed of temperature rise, while time delay can be improved, in the case where ensureing low power number constant current characteristic, high power number
Constant current fusing time extend, i.e., in actual use booting surge will not blowout, but failure surge current come
When, it can effectively disconnect and play a protective role；
S4, the fusing structure provide a point easily disconnected to fuse, to improve antiknock ability；
Wherein, step S1, S2, S3 are performed simultaneously.
Description of the drawings
Attached drawing described herein is used to provide further understanding of the present invention, and constitutes the part of the present invention, this hair
Bright illustrative embodiments and their description are not constituted improper limitations of the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 is the structural schematic diagram of the embodiment of the present invention 1；
Fig. 2 is one of the structural schematic diagram of the embodiment of the present invention 2；
Fig. 3 is the second structural representation of the embodiment of the present invention 2；
Fig. 4 is the third structural representation of the embodiment of the present invention 2；
Wherein：1- tube bodies；2- melts matter；3- fillers；4- fusing structures；5- tin portion；The first tin of 51- portion；The second tin of 52- portion；6-
Interior cap；The outer caps of 7-.
Specific implementation mode
Some vocabulary has such as been used to censure specific components in specification and claim.Those skilled in the art answer
It is understood that hardware manufacturer may call the same component with different nouns.This specification and claims are not with name
The difference of title is used as the mode for distinguishing component, but is used as the criterion of differentiation with the difference of component functionally.Such as logical
The "comprising" of piece specification and claim mentioned in is an open language, therefore should be construed to " include but do not limit
In "." substantially " refer in acceptable error range, those skilled in the art can be described within a certain error range solution
Technical problem basically reaches the technique effect.
In the description of the present invention, it is to be understood that, term "upper", "lower", "front", "rear", "left", "right", level "
The orientation or positional relationship of equal instructions is to be based on the orientation or positional relationship shown in the drawings, be merely for convenience of the description present invention and
Simplify description, does not indicate or imply the indicated device or element must have a particular orientation, with specific azimuth configuration
And operation, therefore be not considered as limiting the invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；Can be
Mechanical connection can also be electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary two
Connection inside element.For the ordinary skill in the art, above-mentioned term can be understood at this as the case may be
Concrete meaning in invention.
Below in conjunction with attached drawing, invention is further described in detail, but not as a limitation of the invention.
Embodiment 1
As shown in Figure 1, a kind of high-performance fuse, including tube body 1, it is placed in the molten matter 2 of tube body 1 and is filled in 1 and of tube body
The filler 3 in gap between molten matter 2, molten matter 2 are provided with fusing structure 4, and the surface of molten matter 2 is provided with tin portion 5.Fusing structure 4
A point easily disconnected is provided to fuse, to improve antiknock ability, tin portion 5 is so that external wire is contacted with molten matter 2
Well, antiknock ability is improved, in the case where ensureing low power number constant current characteristic, high magnification numbe rated current fusing time is prolonged
It is long, i.e., in actual use booting surge will not blowout, but when failure surge current comes, can effectively disconnect
To protective effect, therefore Surge handling capability is improved, meanwhile, tin portion 5 increases the volume of molten matter 2, reduces resistance, improves
Anti-lightning ability reduces the generation of heat, reduces the speed of temperature rise, which collects numerous excellent performances in one
Body, and it is simple in structure, it can adapt to complicated working environment.
Preferably, tin portion 5 includes the first tin portion 51 being interference fitted with the end of molten matter 2 and is set in the middle part of molten matter 2
The second tin portion 52.First tin portion 51 makes external wire be contacted with molten matter 2 well, improves antiknock ability, the second tin portion 52
Time delay can be improved, in the case where ensureing low power number constant current characteristic, high magnification numbe rated current fusing time extends, i.e.,
In actual use booting surge will not blowout, but when failure surge current comes, can effectively disconnect and play guarantor
Shield acts on, therefore improves Surge handling capability, meanwhile, the second tin portion 52 increases the volume of molten matter 2, reduces resistance, improves
Anti-lightning ability, reduces the generation of heat, reduces the speed of temperature rise.
Preferably, filler 3 is silicate granules, and silicate granules evacuate away the heat that molten matter 2 generates, and can
Antiknock is sized so as into bigger in same rated current, can improve anti-lightning effect.
Preferably, silicate granules are a kind of mixtures.Wherein, lithium aluminium silicate salt content is 85wt% ~ 95wt%, mineral
Clay content is 5wt% ~ 15wt%, and quartz content is 0wt% ~ 2wt%.
Preferably, the shape of the cross section of fusing structure 4 is semicircle, round, arc or polygon.Fusing structure 4
The shape of cross section can be flexibly arranged so that the practicability of fuse is stronger.
Preferably, the shape of the cross section of fusing structure 4 is at least one of semicircle, round, arc and polygon.
In conjunction with actual working environment, the shape of the cross section of fusing structure 4 can be flexibly set, while reach identical effect
Fruit.
Preferably, at least side on molten 2 plastid of matter is arranged in fusing structure 4.Fusing structure 4 then may be used if it is sheet
To be arranged in the side and/or both sides of molten matter 2, portion can also be disposed therein；Fusing structure 4 can then be set if it is filiform
It sets from anywhere in cylinder, can be flexibly arranged according to actual conditions.
Preferably, it is fuse piece or fuse to melt matter 2.In addition to this, it melts matter 2 and can also be other forms, while having reached phase
With effect, when different rated current, the thickness of fuse piece or the diameter of fuse can be different.
The invention also includes interior cap 6 and outer cap 7, interior cap 6 is set to the end of tube body 1, and outer cap 7 passes through interior cap 6 and tube body 1
End cooperation.The setting of interior cap 6 and outer cap 7 so that fuse is more secured.
The present invention operation principle be：1, at work, fuse is powered under complex environment, has electric current in molten matter 2
It flows through, will produce many heats, the first tin portion 51 and the end of molten matter 2 are interference fitted, when tin is by high temperature melting, with molten matter
The tin of 2 end interference fit still makes external wire be electrically connected with molten matter 2, improves antiknock ability；2, the silicic acid in tube body 1
Salt particle evacuates away the heat that molten matter 2 generates, and can antiknock be sized so as into same rated current
Bigger can improve anti-lightning effect；3, the second tin portion 52 increases the volume of the molten matter 2, reduces resistance, reduces heat
The generation of amount to reduce the speed of temperature rise, while can improve time delay, ensure low power number constant current characteristic
In the case of, high magnification numbe rated current fusing time extend, i.e., in actual use booting surge will not blowout, still
When failure surge current comes, it can effectively disconnect and play a protective role, improve Surge handling capability and antiknock ability；4, it fuses
Structure 4 provides a point easily disconnected to fuse, to improve antiknock ability.
Embodiment 2
As in Figure 2-4, the number of fusing structure 4 is at least 2 in the present embodiment as different from Example 1.Fusing structure
Spacing about 4mm, wide 2mm；In addition, according to actual work requirements, the number and spacing of fusing structure can be flexibly arranged.
Other structures are same as Example 1, and which is not described herein again.
Embodiment 3
As shown in Figs 1-4, a kind of workflow of 1 or 2 high-performance fuse of embodiment, includes the following steps：
S1, fuse are powered, and have electric current to flow through in molten matter 2, and the first tin portion and the end of molten matter are interference fitted, when tin is by high temperature melting
When change, the tin being interference fitted with the end of molten matter still makes external wire be electrically connected with molten matter 2, improves antiknock ability；
The heat that silicate granules in S2, tube body generate when molten matter 2 is powered is evacuated away, and the effect of antiknock is played,
In the case of rated current, it is sized so as into bigger, anti-lightning effect can be improved；
S3, the second tin portion 52 increase the volume of the molten matter 2, reduce resistance, reduce the generation of heat, to reduce
The speed of temperature rise, while time delay can be improved, in the case where ensureing low power number constant current characteristic, high magnification numbe is specified
Current fusing time lengthening, i.e., in actual use booting surge will not blowout, but when failure surge current comes,
It can effectively disconnect and play a protective role；
S4, fusing structure provide a point easily disconnected to fuse, to improve antiknock ability；
Wherein, step S1, S2, S3 are performed simultaneously.
Several preferred embodiments of the present invention have shown and described in above description, but as previously described, it should be understood that the present invention
Be not limited to form disclosed herein, be not to be taken as excluding other embodiments, and can be used for various other combinations,
Modification and environment, and the above teachings or related fields of technology or knowledge can be passed through in the scope of the invention is set forth herein
It is modified.And changes and modifications made by those skilled in the art do not depart from the spirit and scope of the present invention, then it all should be in this hair
In the protection domain of bright appended claims.
Claims (10)
1. a kind of high-performance fuse, it is characterised in that：Including tube body (1), be placed in the tube body (1) molten matter (2) and
It is filled in the filler (3) in gap between the tube body (1) and the molten matter (2), the molten matter (2) is provided with fusing structure
(4), the surface of the molten matter (2) is provided with tin portion (5).
2. high-performance fuse according to claim 1, it is characterised in that：The tin portion (5) includes and the molten matter (2)
End cooperation the first tin portion (51) and the second tin portion (52) for being set in the middle part of the molten matter (2).
3. high-performance fuse as described in claim 1, it is characterised in that：The filler (3) is silicate granules.
4. high-performance fuse as described in claim 1, it is characterised in that：The number of the fusing structure (4) is at least 2
It is a.
5. high-performance fuse as described in claim 1, it is characterised in that：The shape of the cross section of the fusing structure (4)
For semicircle, round, arc or polygon.
6. high-performance fuse as described in claim 1, it is characterised in that：The shape of the cross section of the fusing structure (4)
For at least one of semicircle, round, arc and polygon.
7. high-performance fuse as described in claim 1, it is characterised in that：The fusing structure (4) is arranged in the molten matter
(2) at least side on plastid.
8. high-performance fuse as described in claim 1, it is characterised in that：The molten matter (2) is fuse piece or fuse.
9. high-performance fuse as claimed in claim 2, it is characterised in that：Further include interior cap (6) and outer cap (7), it is described in
Cap (6) is set to the end of the tube body (1), and the outer cap (7) is matched by the interior cap (6) and the end of the tube body (1)
It closes, first tin portion (51) interference is set between the molten matter (2) and the interior cap (6).
10. the workflow of high-performance fuse as described in claim any one of 1-8, which is characterized in that include the following steps：
S1, the fuse are powered, and have electric current to flow through in the molten matter, the end in first tin portion (51) and the molten matter (2)
Portion is interference fitted, and when tin is by high temperature melting, the tin being interference fitted with the end of the molten matter (2) still makes external wire and institute
State molten matter electrical connection；
The heat that silicate granules in S2, the tube body (1) generate when the molten matter is powered is evacuated away, with specified electricity
In the case of stream, it is sized so as into bigger；
S3, second tin portion (52) increase the volume of the molten matter (2), reduce resistance, reduce the generation of heat, from
And the speed of temperature rise is reduced, while time delay can be improved, it is high in the case where ensureing low power number constant current characteristic
Multiple rated current fusing time extends, i.e., in actual use booting surge will not blowout, but in failure surge
When electric current comes, it can effectively disconnect and play a protective role；
S4, the fusing structure (4) provide a point easily disconnected to fuse, to improve antiknock ability；
Wherein, step S1, S2, S3 are performed simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810645204.9A CN108550508A (en) | 2018-06-21 | 2018-06-21 | A kind of high-performance fuse and its workflow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810645204.9A CN108550508A (en) | 2018-06-21 | 2018-06-21 | A kind of high-performance fuse and its workflow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108550508A true CN108550508A (en) | 2018-09-18 |
Family
ID=63493401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810645204.9A Pending CN108550508A (en) | 2018-06-21 | 2018-06-21 | A kind of high-performance fuse and its workflow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108550508A (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1294085A (en) * | 1968-11-05 | 1972-10-25 | Bowthorpe Line Equipment Ltd | Improvements in or relating to cartridge fuse elements |
| AU4540172A (en) * | 1971-09-30 | 1974-02-14 | Westinghouse Electric Corporation | Improvements in or relating to current limiting fuse |
| EP0333483A2 (en) * | 1988-03-17 | 1989-09-20 | Edison Fusegear, Inc. | Electrical fuses |
| CN2508385Y (en) * | 2001-09-08 | 2002-08-28 | 宁夏双银熔断器有限公司 | high-voltage fuse |
| CN102629537A (en) * | 2012-04-10 | 2012-08-08 | 协鑫动力新材料（盐城）有限公司 | Fuse and composite sheet |
| CN203406255U (en) * | 2013-09-09 | 2014-01-22 | 南京萨特科技发展有限公司 | Surface mounting type alternating current high voltage fuse |
| CN205140887U (en) * | 2015-11-02 | 2016-04-06 | 东莞市贝特电子科技股份有限公司 | A tool for making SMD fuse |
| CN205159261U (en) * | 2015-12-11 | 2016-04-13 | 娄底市安地亚斯电子陶瓷有限公司 | Ceramic fusion tube of direct current fuse installation fuse -element |
| CN205354992U (en) * | 2016-01-11 | 2016-06-29 | 西安三鑫熔断器有限公司 | Low pressure fuse |
| CN206259306U (en) * | 2016-10-20 | 2017-06-16 | 兰清群 | A kind of high-tension fuse of long service life |
| CN207068787U (en) * | 2017-06-20 | 2018-03-02 | 好利来（厦门）电路保护科技有限公司 | A kind of midget fuse |
| CN207082502U (en) * | 2017-07-19 | 2018-03-09 | 好利来（厦门）电路保护科技有限公司 | A kind of improved low-tension fuse |
| CN208433358U (en) * | 2018-06-21 | 2019-01-25 | 东莞市贝特电子科技股份有限公司 | A kind of high-performance fuse |
-
2018
- 2018-06-21 CN CN201810645204.9A patent/CN108550508A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1294085A (en) * | 1968-11-05 | 1972-10-25 | Bowthorpe Line Equipment Ltd | Improvements in or relating to cartridge fuse elements |
| AU4540172A (en) * | 1971-09-30 | 1974-02-14 | Westinghouse Electric Corporation | Improvements in or relating to current limiting fuse |
| EP0333483A2 (en) * | 1988-03-17 | 1989-09-20 | Edison Fusegear, Inc. | Electrical fuses |
| CN2508385Y (en) * | 2001-09-08 | 2002-08-28 | 宁夏双银熔断器有限公司 | high-voltage fuse |
| CN102629537A (en) * | 2012-04-10 | 2012-08-08 | 协鑫动力新材料（盐城）有限公司 | Fuse and composite sheet |
| CN203406255U (en) * | 2013-09-09 | 2014-01-22 | 南京萨特科技发展有限公司 | Surface mounting type alternating current high voltage fuse |
| CN205140887U (en) * | 2015-11-02 | 2016-04-06 | 东莞市贝特电子科技股份有限公司 | A tool for making SMD fuse |
| CN205159261U (en) * | 2015-12-11 | 2016-04-13 | 娄底市安地亚斯电子陶瓷有限公司 | Ceramic fusion tube of direct current fuse installation fuse -element |
| CN205354992U (en) * | 2016-01-11 | 2016-06-29 | 西安三鑫熔断器有限公司 | Low pressure fuse |
| CN206259306U (en) * | 2016-10-20 | 2017-06-16 | 兰清群 | A kind of high-tension fuse of long service life |
| CN207068787U (en) * | 2017-06-20 | 2018-03-02 | 好利来（厦门）电路保护科技有限公司 | A kind of midget fuse |
| CN207082502U (en) * | 2017-07-19 | 2018-03-09 | 好利来（厦门）电路保护科技有限公司 | A kind of improved low-tension fuse |
| CN208433358U (en) * | 2018-06-21 | 2019-01-25 | 东莞市贝特电子科技股份有限公司 | A kind of high-performance fuse |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2660828B1 (en) | Apparatus comprising thermal fuse and resistor | |
| CN208433358U (en) | A kind of high-performance fuse | |
| CN108550508A (en) | A kind of high-performance fuse and its workflow | |
| CN205845862U (en) | A kind of flexible connection of chopper | |
| CN204215992U (en) | Photovoltaic fused mass of fuse | |
| CN200972849Y (en) | Anti-electric shock insulation power-off fuse structure | |
| CN208908204U (en) | A kind of overheat overcurrent power-off protection device | |
| CN209374721U (en) | The plug-in anti-short circuit plug in anti-short-circuiting electrode, anti-short circuit plug, both ends | |
| CN209328834U (en) | A kind of S type fuse-link of automobile specified | |
| CN205319697U (en) | B+C type three phase current surge protector | |
| CN206623690U (en) | A kind of electric automobile high-voltage power distribution circuit | |
| CN205723405U (en) | A kind of sealing tubular fuse | |
| CN101887621B (en) | Monitoring protector of electrical fire | |
| CN108220660B (en) | Alloy for overcurrent protection of heavy-current battery, heavy-current battery overcurrent protection piece, heavy-current battery overcurrent protector and battery monomer | |
| CN204289321U (en) | A kind of new type fuse | |
| CN209591961U (en) | The anti-fusible resistance break fuse of surging coiling | |
| CN207938560U (en) | Wire assembly and starter | |
| CN208400640U (en) | A kind of compound overheat protector type coiling insurance line resistor | |
| CN102121945A (en) | Anti-overburning single-phase energy meter | |
| CN210925936U (en) | Novel fuse | |
| WO2021143506A1 (en) | Multifunctional fuse | |
| CN206134632U (en) | Semiconductor protection is with quick current -limiting fuses of low pressure | |
| CN209626119U (en) | A kind of multipurpose high-pressure fuse | |
| CN208970476U (en) | A kind of FC loop integrated device | |
| CN209496801U (en) | A kind of high-voltage and current-limitation fuse that can easily be accommodated |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |