CN110047719A - A kind of modified fuse - Google Patents
A kind of modified fuse Download PDFInfo
- Publication number
- CN110047719A CN110047719A CN201910421808.XA CN201910421808A CN110047719A CN 110047719 A CN110047719 A CN 110047719A CN 201910421808 A CN201910421808 A CN 201910421808A CN 110047719 A CN110047719 A CN 110047719A
- Authority
- CN
- China
- Prior art keywords
- mounting base
- shell
- fusible link
- electromagnet
- fixedly connected
- 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.)
- Granted
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
- H01H85/02—Details
- H01H85/20—Bases for supporting the fuse; Separate parts thereof
-
- 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
- H01H85/22—Intermediate or auxiliary parts for carrying, holding, or retaining fuse, co-operating with base or fixed holder, and removable therefrom for renewing the fuse
Landscapes
- Fuses (AREA)
Abstract
The invention discloses a kind of modified fuses, including opening up shell and it is threaded in the capping of the upper end, the second junction block is fixedly installed on the upper surface of the capping, it is fixedly connected with conducting ring on the lower end surface of the capping and is used for the electromagnet of fixed mounting, and conductive ring set is in the outside of electromagnet, the first junction block is fixedly installed on the side wall of the shell, conductive sheet is fixedly connected on the inner wall of the shell, the inside of the shell is equipped with mounting base, and the middle part of the mounting base upper surface is equipped with groove.The present invention can be when electric current be excessive in circuit, circuit is cut off by the fusing of fusible link, multiple fusible links are installed in advance by setting mounting base and in mounting base, after the fusing of a upper fusible link, it is rotated by mounting base, and then next fusible link is made to access simultaneously turning circuit again, it is not necessary to carry out replacement fusible link at once, the frequency of replacement fusible link can be reduced, it is easy to use.
Description
Technical field
The present invention relates to fuse technologies field more particularly to a kind of modified fuses.
Background technique
In the power system, it usually needs fuse is set in circuit, to prevent electric current in circuit excessive, leads to route
Damage, current fuse mainly includes fuse-type fuse, for this kind of fuse-type fuse, once blowing, is then needed whole
Body is replaced or installs new fusible link again, operates relatively complicated, and electric current is usually once in a while instantaneous excessive in circuit, is made
Thermo-fuse fusing open circuit, general circuit is restored to stablize after fusing open circuit, needs to re-replace new thermo-fuse, this is for general
For logical resident, it is inconvenient.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and a kind of modified fuse proposed.
To achieve the goals above, present invention employs following technical solutions:
A kind of modified fuse including opening up shell and is threaded in the capping of the upper end, the capping
Upper surface on be fixedly installed with the second junction block, be fixedly connected on the lower end surface of the capping conducting ring with for fixed peace
The electromagnet of seat is filled, and conductive ring set is fixedly installed with the first junction block, institute on the outside of electromagnet, the side wall of the shell
It states and is fixedly connected with conductive sheet on the inner wall of shell, the inside of the shell is equipped with mounting base, the mounting base upper surface
Middle part is equipped with groove, and the upper surface of the mounting base is circumferential equidistantly equipped with multiple placing grooves along it, and placing groove and groove connect
Logical, the both ends of the placing groove inner wall are fixedly connected to electroconductive elastic sheet, are equipped with fusible link between two electroconductive elastic sheets, and two
A electroconductive elastic sheet is abutted with conducting ring, conductive sheet respectively, first junction block, fusible link, electromagnet and second
Junction block constitutes series circuit, and the lower end of the mounting base is equipped with the driving mechanism for controlling its rotation.
Preferably, the driving mechanism includes being fixedly connected at the center of mounting base lower end and downward opening piston cylinder,
Sliding plug is slidably connected in the piston cylinder, heat expansion liquid is filled in the piston cylinder, and the lower end of the piston cylinder is fixed to be connected
It is connected to thread bush, the thread bush internal screw thread is connected with threaded rod, and the upper end of the threaded rod is rotatably connected in sliding plug, described
The lower end fixing sleeve of threaded rod is connected to unilateral bearing, and the outer ring of the unilateral bearing is fixedly connected with disc spring, the disc spring it is another
One end is fixedly connected in the inner bottom wall of shell, its circumferential direction of the lower end edge of the mounting base is equidistantly multiple thermally conductive through being equipped with
Silk, and multiple heat conductive filaments and multiple placement groove locations correspond, one end of the heat conductive filament is contacted with fusible link, described thermally conductive
The other end of silk runs through the side wall of piston cylinder and contacts with heat expansion liquid.
Preferably, multiple card slots, and multiple card slots are circumferentially equidistantly equipped with along it on the lower end surface of the electromagnet core
It is corresponded with multiple placement groove locations, it is circumferential equidistantly equipped with multiple and groove position pair along it in the inner bottom wall of the groove
The fixture block answered, the material of the fixture block are iron.
Preferably, the fixture block is bonded in mounting base.
Preferably, air hole is evenly equipped in the shell and capping.
Beneficial effects of the present invention:
By the way that electromagnet, fixture block, card slot is arranged, which is connected to by electricity by the first junction block, the second junction block
Lu Zhong, electromagnet, which accesses, at this time generates magnetism in circuit, and then fixture block is sucked, so that fixture block is caught in card slot, and then will installation
Seat limit is fixed.
By the way that driving mechanism is arranged, when electric current is excessive in circuit, fusible link fever in circuit, fusible link fever are connect
The heat of generation passes to heat expansion liquid by heat conductive filament, and the heated volume of heat expansion liquid expands, and then pushes sliding plug downward
Mobile, sliding plug, which moves down, drives threaded rod to move down, and since threaded rod is threadedly coupled with thread bush, and then turns threaded rod
It is dynamic, and then disc spring torsion is driven energetically by unilateral bearing, when fusible link generates heat until after fusing, electromagnet power-off loses magnetic
Property, and then fixture block is no longer sucked, mounting base is fixed, disc spring can carry out putting strength torsion, and then be driven by unilateral bearing
Threaded rod rotation, since heat expansion liquid is in expanded by heating state, and limitation of the thread bush to threaded rod, and then can drive installation
Seat rotation, so that the position for the fusible link that next fusible link substitute fuses to upper one, recloses circuit, electromagnet is again
It is powered, and then mounting base is fixed.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of modified fuse proposed by the present invention；
Fig. 2 is a kind of schematic diagram of internal structure of the shell of modified fuse proposed by the present invention；
Fig. 3 is enlarged drawing at A in Fig. 1；
Fig. 4 is that the connection structure of a kind of disc spring of modified fuse proposed by the present invention, unilateral bearing and threaded rod is shown
It is intended to；
Fig. 5 is a kind of structural schematic diagram of the card slot of modified fuse proposed by the present invention；
Fig. 6 is a kind of structural schematic diagram of the fixture block of modified fuse proposed by the present invention.
In figure: 1 shell, 2 cappings, 3 first junction blocks, 4 conductive sheets, 5 conducting rings, 6 electromagnet, 7 second junction blocks, 8 are melted
Fracture of wire, 9 placing grooves, 10 electroconductive elastic sheets, 11 mounting bases, 12 heat conductive filaments, 13 piston cylinders, 14 sliding plugs, 15 threaded rods, 16 thread bush,
17 unilateral bearings, 18 disc springs, 19 card slots, 20 fixture blocks, 21 heat expansion liquids.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-6, a kind of modified fuse including opening up shell 1 and is threaded in the envelope of the upper end
It is evenly equipped with air hole in lid 2, shell 1 and capping 2, there is certain ventilative heat dissipation effect, covers fixed peace on 2 upper surface
Equipped with the second junction block 7, the electromagnet 6 for being fixedly connected with conducting ring 5 on 2 lower end surface with being used for fixed mounting 11 is covered,
And 5 sets of the conducting ring outsides in electromagnet 6, the both ends of the hot-wire coil of electromagnet 6 are electric with the second junction block 7, conducting ring 5 respectively
It connects, is fixedly installed with the first junction block 3 on the side wall of shell 1, conductive sheet 4 is fixedly connected on the inner wall of shell 1, and conductive
Piece 4 is electrically connected with the first junction block 3, and the inside of shell 1 is equipped with mounting base 11, and the middle part of 11 upper surface of mounting base is equipped with recessed
The upper surface of slot, mounting base 11 is circumferential equidistantly equipped with multiple placing grooves 9 along it, and placing groove 9 is connected to groove, placing groove 9
The both ends of inner wall are fixedly connected to electroconductive elastic sheet 10, are equipped with fusible link 8, two electroconductive elastic sheets 10 between two electroconductive elastic sheets 10
It is abutted respectively with conducting ring 5, conductive sheet 4, the first junction block 3, fusible link 8, electromagnet 6 and the second junction block 7 constitute string
Join circuit, the lower end of mounting base 11 is equipped with the driving mechanism for controlling its rotation.
In the present invention, driving mechanism includes being fixedly connected at 11 lower end center of mounting base and downward opening piston cylinder
13, sliding plug 14 is slidably connected in piston cylinder 13, heat expansion liquid 21 is filled in piston cylinder 13, and the lower end of piston cylinder 13 is fixed to be connected
It is connected to thread bush 16,16 internal screw thread of thread bush is connected with threaded rod 15, and the upper end of threaded rod 15 is rotatably connected in sliding plug 14, spiral shell
The lower end fixing sleeve of rasp bar 15 is connected to unilateral bearing 17, and the outer ring of unilateral bearing 17 is fixedly connected with disc spring 18, disc spring 18 it is another
One end is fixedly connected in the inner bottom wall of shell 1, so that threaded rod 15 can drive the torsion of disc spring 18 energetically when stretching out rotation, disc spring
Strength is put in 18 torsions can drive threaded rod 15 to rotate synchronously, and mounting base 11 can be driven to rotate, its circumferential direction of the lower end edge of mounting base 11
It is equidistant to run through equipped with multiple heat conductive filaments 12, and multiple heat conductive filaments 12 and multiple 9 positions of placing groove correspond, heat conductive filament's 12
One end is contacted with fusible link 8, and the other end of heat conductive filament 12 runs through the side wall of piston cylinder 13 and contacts with heat expansion liquid 21, can be upper
After one fusible link 8 accessed in circuit fuses, driving mechanism drive installation seat 11 is rotated, so that next new fusible link
The position of the 8 upper fusible links 8 of substitute and again turning circuit.
On the lower end surface of 6 iron core of electromagnet along its it is circumferential be equidistantly equipped with multiple card slots 19, and multiple card slots 19 with it is multiple
9 position of placing groove corresponds, circumferential equidistantly equipped with multiple cards corresponding with 19 position of card slot along it in the inner bottom wall of groove
The material of block 20, fixture block 20 is iron, and fixture block 20 is bonded in mounting base 11, by the way that electromagnet 6, fixture block 20, card slot 19 is arranged, is led to
Cross the first junction block 3, the second junction block 7 in circuit by fuse connection, electromagnet 6 accesses in circuit and generates magnetic at this time
Property, and then fixture block 20 is sucked, so that fixture block 20 is caught in card slot 19, and then mounting base 11 is limited and is fixed.
The present invention is electric at this time in use, connected the fuse in circuit by the first junction block 3, the second junction block 7
Magnet 6, which accesses in circuit, to be generated magnetic, and then fixture block 20 is sucked, so that fixture block 20 is caught in card slot 19, and then by mounting base 11
Limit is fixed, and when electric current is excessive in circuit, is connect fusible link 8 in circuit and is generated heat, and fusible link 8 is sent out heat thermogenetic and passed through
Heat conductive filament 12 passes to heat expansion liquid 21, and the volume of being heated of heat expansion liquid 21 expands, and then sliding plug 14 is pushed to move down, sliding
Plug 14, which moves down, drives threaded rod 15 to move down, and since threaded rod 15 is threadedly coupled with thread bush 16, and then makes threaded rod
15 rotations, and then the torsion of disc spring 18 is driven energetically by unilateral bearing 17, when fusible link 8 generates heat until after fusing, electromagnet 6 is disconnected
Electricity loses magnetism, and then fixture block 20 is no longer sucked, mounting base 11 is fixed, and disc spring 18 pulls mounting base 11 to move down, so that card
Block 20 is removed from card slot 19, and disc spring 18 simultaneously carries out torsion simultaneously and puts strength, and then drives 15 turns of threaded rod by unilateral bearing 17
It is dynamic, since heat expansion liquid 21 is in expanded by heating state, and limitation of the thread bush 16 to threaded rod 15, and then mounting base can be driven
11 rotations, so that the position for the fusible link 8 that the substitute of next fusible link 8 fuses to upper one, recloses circuit, electromagnet 6
It is re-energised, and then mounting base 11 is fixed, when heat expansion liquid 21 is cooling, sliding plug 14 moves up reset, and threaded rod 15 is driven to retract
When reversion, due to the setting of unilateral bearing 17, it not will drive disc spring 18 and reversed.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (5)
1. a kind of modified fuse, which is characterized in that including opening up shell (1) and be threaded in the envelope of the upper end
It covers (2), is fixedly installed with the second junction block (7) on the upper surface of the capping (2), it is fixed on the lower end surface of the capping (2)
It is connected with conducting ring (5) and is used for the electromagnet (6) of fixed mounting (11), and conducting ring (5) is covered in the outer of electromagnet (6)
Side is fixedly installed with the first junction block (3) on the side wall of the shell (1), is fixedly connected with and leads on the inner wall of the shell (1)
The inside of electric piece (4), the shell (1) is equipped with mounting base (11), and the middle part of mounting base (11) upper surface is equipped with groove,
The upper surface of the mounting base (11) is circumferential equidistantly equipped with multiple placing grooves (9) along it, and placing groove (9) is connected to groove,
The both ends of placing groove (9) inner wall are fixedly connected to electroconductive elastic sheet (10), are equipped between two electroconductive elastic sheets (10)
Fusible link (8), two electroconductive elastic sheets (10) abut with conducting ring (5), conductive sheet (4) respectively, first wiring
Seat (3), fusible link (8), electromagnet (6) and the second junction block (7) constitute series circuit, and the lower end of the mounting base (11) is equipped with
For controlling the driving mechanism of its rotation.
2. a kind of modified fuse according to claim 1, which is characterized in that the driving mechanism includes being fixedly connected
At mounting base (11) lower end center and downward opening piston cylinder (13), sliding plug is slidably connected in the piston cylinder (13)
(14), heat expansion liquid (21) are filled in the piston cylinder (13), the lower end of the piston cylinder (13) is fixedly connected with thread bush
(16), thread bush (16) internal screw thread is connected with threaded rod (15), and the upper end of the threaded rod (15) is rotatably connected on sliding plug
(14) on, the lower end fixing sleeve of the threaded rod (15) is connected to unilateral bearing (17), and the outer ring of the unilateral bearing (17) is fixed
It is connected with disc spring (18), the other end of the disc spring (18) is fixedly connected in the inner bottom wall of shell (1), the mounting base (11)
Lower end edge it is circumferential equidistantly through being equipped with multiple heat conductive filaments (12), and multiple heat conductive filaments (12) and multiple placing grooves (9) position
One-to-one correspondence is set, one end of the heat conductive filament (12) is contacted with fusible link (8), and the other end of the heat conductive filament (12) runs through piston
The side wall of cylinder (13) is simultaneously contacted with heat expansion liquid (21).
3. a kind of modified fuse according to claim 1, which is characterized in that the lower end of electromagnet (6) iron core
It is circumferential equidistantly equipped with multiple card slots (19) along it on face, and multiple card slots (19) and multiple placing grooves (9) position correspond,
It is circumferential equidistantly equipped with multiple fixture blocks (20) corresponding with card slot (19) position, the fixture block along it in the inner bottom wall of the groove
(20) material is iron.
4. a kind of modified fuse according to claim 3, which is characterized in that the fixture block (20) is bonded in mounting base
(11) on.
5. a kind of modified fuse according to claim 1, which is characterized in that on the shell (1) and capping (2)
It is evenly equipped with air hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910421808.XA CN110047719B (en) | 2019-05-21 | 2019-05-21 | Improved fuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910421808.XA CN110047719B (en) | 2019-05-21 | 2019-05-21 | Improved fuse |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110047719A true CN110047719A (en) | 2019-07-23 |
| CN110047719B CN110047719B (en) | 2021-04-23 |
Family
ID=67282806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910421808.XA Active CN110047719B (en) | 2019-05-21 | 2019-05-21 | Improved fuse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110047719B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111430199A (en) * | 2020-04-09 | 2020-07-17 | 邓云 | Fuse protector |
| CN111575105A (en) * | 2020-05-19 | 2020-08-25 | 孔彩艳 | Constant temperature squeezer based on electromagnetic induction principle |
| CN111710575A (en) * | 2020-06-23 | 2020-09-25 | 郭德琼 | Self-replacing fuse |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US966783A (en) * | 1907-10-12 | 1910-08-09 | Charles Almas | Multiple-fuse cut-out. |
| US1873488A (en) * | 1931-03-10 | 1932-08-23 | Henry F Schmidt | Self loading fuse box |
| CN205723407U (en) * | 2016-04-01 | 2016-11-23 | 国网江西省电力公司南昌供电分公司 | A kind of fuse box |
| CN108711536A (en) * | 2018-06-05 | 2018-10-26 | 苏州虹瑞环保产品有限公司 | The environmental protection equipment controller being changed according to temperature change |
| CN109659778A (en) * | 2018-12-13 | 2019-04-19 | 郝诗敏 | A kind of antioverloading time opening plug |
| CN109672138A (en) * | 2018-12-11 | 2019-04-23 | 张然 | A kind of fuse that can restore automatically |
-
2019
- 2019-05-21 CN CN201910421808.XA patent/CN110047719B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US966783A (en) * | 1907-10-12 | 1910-08-09 | Charles Almas | Multiple-fuse cut-out. |
| US1873488A (en) * | 1931-03-10 | 1932-08-23 | Henry F Schmidt | Self loading fuse box |
| CN205723407U (en) * | 2016-04-01 | 2016-11-23 | 国网江西省电力公司南昌供电分公司 | A kind of fuse box |
| CN108711536A (en) * | 2018-06-05 | 2018-10-26 | 苏州虹瑞环保产品有限公司 | The environmental protection equipment controller being changed according to temperature change |
| CN109672138A (en) * | 2018-12-11 | 2019-04-23 | 张然 | A kind of fuse that can restore automatically |
| CN109659778A (en) * | 2018-12-13 | 2019-04-19 | 郝诗敏 | A kind of antioverloading time opening plug |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111430199A (en) * | 2020-04-09 | 2020-07-17 | 邓云 | Fuse protector |
| CN111575105A (en) * | 2020-05-19 | 2020-08-25 | 孔彩艳 | Constant temperature squeezer based on electromagnetic induction principle |
| CN111710575A (en) * | 2020-06-23 | 2020-09-25 | 郭德琼 | Self-replacing fuse |
| CN111710575B (en) * | 2020-06-23 | 2022-11-08 | 国网湖北省电力有限公司咸宁供电公司 | Self-replacing fuse |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110047719B (en) | 2021-04-23 |
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Effective date of registration: 20210324 Address after: 250101 room 2511, building 6, Qisheng square, high tech Zone, Qingdao City, Shandong Province Applicant after: Shandong shengzhuo Information Technology Co.,Ltd. Address before: No.27 Chenggong Avenue, Longhai City, Zhangzhou City, Fujian Province 363100 Applicant before: Cao Wenbao |
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Address after: 250101 room 2511, building 6, Qisheng square, high tech Zone, Jinan City, Shandong Province Applicant after: Shandong shengzhuo Information Technology Co.,Ltd. Address before: 250101 room 2511, building 6, Qisheng square, high tech Zone, Qingdao City, Shandong Province Applicant before: Shandong shengzhuo Information Technology Co.,Ltd. |
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