CN106356267A - Falling type fuse - Google Patents
Falling type fuse Download PDFInfo
- Publication number
- CN106356267A CN106356267A CN201611005973.XA CN201611005973A CN106356267A CN 106356267 A CN106356267 A CN 106356267A CN 201611005973 A CN201611005973 A CN 201611005973A CN 106356267 A CN106356267 A CN 106356267A
- Authority
- CN
- China
- Prior art keywords
- fuse
- slide block
- fusion tube
- support
- hinged
- 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
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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
- H01H85/22—Intermediate or auxiliary parts for carrying, holding, or retaining fuse, co-operating with base or fixed holder, and removable therefrom for renewing the fuse
-
- 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
- H01H85/54—Protective devices wherein the fuse is carried, held, or retained by an intermediate or auxiliary part removable from the base, or used as sectionalisers
- H01H85/542—Protective devices wherein the fuse is carried, held, or retained by an intermediate or auxiliary part removable from the base, or used as sectionalisers the intermediate or auxiliary part being provided with bayonet-type locking means
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- Fuses (AREA)
Abstract
The invention relates to a falling type fuse which comprises a fuse body, wherein a first bracket is arranged at one end of the fuse body and is in connecting or separating fit with one end of a fuse pipe; a second bracket is arranged at the other end of the fuse body; an extending end of the second bracket is hinged with the other end of the fuse pipe; the fuse body, the first bracket, the second bracket and the fuse pipe are integrally formed into a four-frame structure; a clamping plate is arranged on the second bracket; a slide block is arranged on the clamping plate; the slide block is hinged with one end of a driving rod; the other end of the driving rod is hinged with a rod body of the fuse pipe. The falling type fuse provided by the invention can excellently clamp the fuse pipe, so that the fuse pipe is difficult to fall off and the safety is enhanced; the personnel unrelated to electrics is completely prevented from operating the falling type fuse; the falling type fuse only can be cut off; the safety problem caused by mistakenly closing the falling type fuse can be avoided; the falling type fuse has the advantages of simple structure, convenience in use, high precision, low production cost, and the like.
Description
Technical field
The present invention relates to electric power overhaul technical field is and in particular to a kind of fuse switch.
Background technology
Find through statistics, current distribution 10kv line failure is much because that circuit is in high school and presses inside user equipment
Fault causes, and when the powered line inspection of power worker finds problems, needs to disconnect user demarcation switch, this switch mostly is drop type
Fuse, treats that user handles internal fault well, after finishing corresponding test, can recover the operation of this fuse switch, in order to
Prevent user from processing without internal fault, without electrical test, privately recover the operation of fuse switch, thus causing corresponding
Circuit occurs the fault such as to trip or be grounded again.Additionally, some new switch fusion tube sizes divide chi with fuse fixed contact
Very little coupling is improper, easily loosening, once be in operation running into external force effect, vibration or strong wind weather, will voluntarily malfunction
And fall, not only may inadvertently fall off and injure people or thing by a crashing object, and also be difficult to ensure power supply reliability index.
Content of the invention
The purpose of the present invention is: provides a kind of fuse switch, can effectively avoid fusion tube to inadvertently fall off and injure by a crashing object
People or thing, and avoid the safety problem that the operation of non-electricity professional person leads to.
For achieving the above object, the technical solution used in the present invention is:
A kind of fuse switch, including fuse, one end of fuse is provided with first support and fusion tube
One end constitute to connect or separate and coordinate, the other end of fuse is provided with second support, the elongated end of second support
Hinged with the other end of fusion tube, described fuse, first support, second support and fusion tube are monolithically fabricated quadrilateral frame knot
Structure, is provided with clamping disk in second support, and described clamping disk is provided with slide block, and described slide block is cut with scissors with one end of drive link
Connect, the other end of drive link is hinged with the shaft of fusion tube.
Also there are following characteristics in the present invention:
Described clamping disk be in hemispherical configuration, be provided with and guide chute on the sphere of clamping disk, described slide block with
Guide chute constitutes guiding and is slidably matched, the bearing of trend semicircular in shape of described guide chute, and described slide block is in guide chute
Most significant end and one end of the corresponding fusion tube of least significant end separate with first support and connect two states.
It is provided with lockable mechanism on described clamping disk, when described slide block is in guide chute most significant end, described lockable mechanism
Action simultaneously slider locking is fixed on guide chute.
Described lockable mechanism includes the lock pin being arranged in clamping disk, and described lock pin is slidably arranged in and opens up on clamping disk
Guiding in the hole, lock pin is connected with electromagnetic relay, and described slide block is provided with the lockhole being constituted grafting cooperation with lock pin, described electricity
Magnetic relay is connected with control unit, and control unit controls the power-off of electromagnetic relay, and the power-off of electromagnetic relay interlocks lock pin
Slide and away from lockhole positioned at pilot hole.
It is provided with the sensor with slide block cooperation, sensor is used for controlling electromagnetic relay to lead at the aperture of neighbouring pilot hole
Electricity, the energising interlocker pins position of electromagnetic relay is slided in pilot hole and is constituted grafting cooperation with lockhole.
The pipe shaft of described fusion tube is arranged with clamping set, and described clamping set includes two snap rings, and one end of two snap rings is hinged, another
End is fixed by the first fastening bolt, and described two snap rings are provided with rubber blanket, and one end of described drive link and clamping cover hinged.
Hook is provided with described slide block, one end of described drive link is provided with link and constitutes cooperation with hook, hook
It is provided with the second fastening bolt at opening.
Compared with prior art, the technique effect that the present invention possesses is:
Drive link in the present invention is hingedly connected fusion tube and clamping disk, so as to firmly grasp fusion tube well, is allowed to
Should not fall, increased safety, and prevent non-electricity related personnel operation fuse switch, be allowed to cut-off,
Avoid maloperation that this fuse switch is closed the safety problem closed and lead to, using new structure, can greatly reduce artificial
Destroy probability and fusion tube equipment loss, the fuse switch structure of the present invention is simple, easy to use, high precision and
The advantages of low production cost.
Brief description
Fig. 1 is the structural representation that fuse switch is in operation；
Fig. 2 is that the fusion tube of fuse switch is in structural representation during disconnection；
Fig. 3 and Fig. 4 is two kinds of cross-sectional view that in fuse switch, clamping disk is coordinated with slide block；
Fig. 5 is the structural representation of the clamping set in fuse switch.
Specific embodiment
In conjunction with Fig. 1 to Fig. 5, the present invention is further described:
A kind of fuse switch, including fuse 10, one end of fuse 10 is provided with first support 11
Constitute with one end of fusion tube 20 and connect or separate cooperation, the other end of fuse 10 is provided with second support 12, second
The elongated end of support 12 is hinged with the other end of fusion tube 20, described fuse 10, first support 11, second support 12 and
Fusion tube 20 is monolithically fabricated quadrilateral frame structure, is provided with clamping disk 30 in second support 12, and described clamping disk 30 is arranged
There is slide block 31, described slide block 31 is hinged with one end of drive link 40, and the other end of drive link 40 is hinged with the shaft of fusion tube 20；
In conjunction with shown in Fig. 1 and Fig. 2, above-mentioned drive link 40 is hingedly connected fusion tube 20 and clamping disk 30, so as to
Firmly grasp fusion tube 20 well, be allowed to fall, increased safety, and prevent non-electricity related personnel operation drop type
Fuse, is allowed to cut-off, it is to avoid this fuse switch is closed the safety problem closed and lead to by maloperation, using new knot
Structure, can greatly reduce the probability of artificial destruction and the loss of fusion tube equipment, the fuse switch structure of the present invention is simple,
The advantages of easy to use, high precision and low production cost.
As the preferred version of the present invention, described clamping disk 30 is in hemispherical configuration, sets on the sphere of clamping disk 30
It is equipped with and guide chute 32, described slide block 31 and guide chute 32 constitute guiding and be slidably matched, the extension of described guide chute 32
Direction semicircular in shape, described slide block 31 is in the most significant end of guide chute 32 and one end of the corresponding fusion tube 20 of least significant end and first
Frame 11 separates and connects two states；
In above-described embodiment, in conjunction with shown in Fig. 4 and Fig. 5, the hemispherical dome structure of clamping disk 30, by one end of fusion tube 20 with
When first support 11 separates, under fusion tube 20 self gravitation effect, fusion tube 20 rotates around jointed shaft, so that slide block 31 edge
In guide chute 32 and slide, and slide into the lower end of guide chute 32, facilitate electric power overhaul personnel to overhaul, above-mentioned clamping
The diameter selection of the guide chute 32 of disk 30 should adapt to the mobile route of fusion tube 20, it is to avoid fusion tube 20 cannot be opened.
Further preferred version, described clamping disk 30 is provided with lockable mechanism, and described slide block 31 is in guide chute
During 32 most significant end, described lockable mechanism action simultaneously slide block 31 is locked on guide chute 32；
In conjunction with shown in Fig. 1, Fig. 2 and Fig. 4, when at above-mentioned fusion tube 20 and first support 11 in the off state, for keeping away
Exempt from non-professional electric operating personnel and constitute one end of fusion tube 20 with first support 11 by mistake to be connected, and the safety problem causing,
When slide block 31 is in guide chute 32 most significant end, that is, fusion tube 20 is in detached state, locking machine with first support 11
Structure action, thus slide block 31 is locked, and then makes fusion tube 20 no longer folding it is ensured that safety.
Specifically, described lockable mechanism includes the lock pin 51 being arranged in clamping disk 30, and described lock pin 51 is slidably arranged in
In the pilot hole 301 opening up on clamping disk 30, lock pin 51 is connected with electromagnetic relay 52, and described slide block 31 is provided with and lock pin
51 lockholes 311 constituting grafting cooperation, described electromagnetic relay 52 is connected with control unit, and control unit controls electromagnetic relay
52 power-off, the power-off of electromagnetic relay 52 interlocks lock pin 51 and slides and away from lockhole 311 positioned at pilot hole 301；
In the state of power-off, lock pin 51 is actually in above-mentioned electromagnetic relay 52 with the lockhole 311 on slide block 31
Away from state, if the power-off of above-mentioned electromagnetic relay 52 be by control unit realize that is to say, that close close fusion tube
20, it is necessary to realize by control unit, thus further enhancing the safety of electric power overhaul, and this control unit can be
Special remote control, by the power-off of remote control control electromagnetic relay 52, thus controlling the merging of fusion tube 20, and then guarantee
The safety of electric power overhaul.
It is provided with the sensor with slide block 31 cooperation, sensor is used for controlling electromagnetism to continue at the aperture of neighbouring pilot hole 301
Electrical equipment 52 is energized, and the energising of electromagnetic relay 52 interlocks lock pin 51 and slides positioned at pilot hole 301 and constitute grafting with lockhole 311 joins
Close；
In above-described embodiment, when slide block 31 slides simultaneously near the most significant end of guide chute 32 along guide chute 32, on
When the sensor detection slide block 31 stated puts in place, the signal transmission detecting to control unit, control unit are controlled electromagnetism by sensor
The energising of relay 52, thus interlock lock pin 51 slide positioned at pilot hole 301 so that lock pin 51 and lockhole 311 composition grafting are joined
Close, so slide block 31 can be locked.
Further, in conjunction with shown in Fig. 5, the pipe shaft of described fusion tube 20 is arranged with clamping set 60, described clamping set 60 bag
Include two snap rings 61, one end of two snap rings 61 is hinged, the other end passes through the first fastening bolt 63 to be fixed, and described two snap rings 61 are arranged
There is rubber blanket 62, one end of described drive link 40 is hinged with clamping set 60；
Effectively solving switch of the prior art fusion tube size chi can be divided with fuse fixed contact in above-described embodiment
Very little coupling is improper, the problem easily loosening, once be in operation running into external force effect, vibration or strong wind weather, will be certainly
Row malfunction and fall, may inadvertently fall off and injure people or thing by a crashing object, and in the present invention clamping set 60 on rubber blanket 62 can be effective
Promptly fusion tube 20, be allowed to fall, increased safety.
For convenience of realizing connection to drive link 40, described slide block 31 is provided with hook 312, the one of described drive link 40
End is provided with link and constitutes cooperation with hook 312, is provided with the second fastening bolt 313 at the opening of hook 312.
When needing fusion tube 20 is changed, connecting rod 40 is disassembled, and clamping set 60 is disassembled, dismounting letter
Single, thus convenient change to fusion tube 20.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of the spirit or essential attributes of the present invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as limiting involved claim.
Moreover, it will be appreciated that although this specification is been described by according to embodiment, not each embodiment only wraps
Containing an independent technical scheme, only for clarity, those skilled in the art should for this narrating mode of description
Using description as an entirety, the technical scheme in each embodiment can also form those skilled in the art through appropriately combined
Understandable other embodiment.
Claims (7)
1. a kind of fuse switch it is characterised in that: include fuse (10), fuse (10) one end setting
There is first support (11) to constitute with one end of fusion tube (20) and connect or separate cooperation, the other end setting of fuse (10)
There is second support (12), the elongated end of second support (12) is hinged with the other end of fusion tube (20), described fuse (10),
First support (11), second support (12) and fusion tube (20) are monolithically fabricated quadrilateral frame structure, in second support (12)
It is provided with clamping disk (30), described clamping disk (30) is provided with slide block (31), described slide block (31) and the one of drive link (40)
End is hinged, and the other end of drive link (40) is hinged with the shaft of fusion tube (20).
2. fuse switch according to claim 1 it is characterised in that: described clamping disk (30) be in hemispherical configuration,
It is provided with the sphere of clamping disk (30) and guide chute (32), described slide block (31) constitutes guiding with guide chute (32)
It is slidably matched, the bearing of trend semicircular in shape of described guide chute (32), described slide block (31) is in guide chute (32)
One end of the corresponding fusion tube (20) of high-end and least significant end is separated with first support (11) and connects two states.
3. fuse switch according to claim 2 it is characterised in that: be provided with locking machine on described clamping disk (30)
Structure, when described slide block (31) is in guide chute (32) most significant end, slide block (31) is simultaneously locked by described lockable mechanism action
On guide chute (32).
4. fuse switch according to claim 3 it is characterised in that: described lockable mechanism includes being arranged on clamping disk
(30) lock pin (51) in, described lock pin (51) is slidably arranged in the pilot hole (301) open up on clamping disk (30), lock pin
(51) it is connected with electromagnetic relay (52), described slide block (31) is provided with the lockhole being constituted grafting cooperation with lock pin (51)
(311), described electromagnetic relay (52) is connected with control unit, and control unit controls the power-off of electromagnetic relay (52), electromagnetism
The power-off of relay (52) interlocks lock pin (51) and is located at pilot hole (301) slip and away from lockhole (311).
5. fuse switch according to claim 4 it is characterised in that: arrange at the aperture of neighbouring pilot hole (301)
Have the sensor coordinating with slide block (31), sensor is used for controlling electromagnetic relay (52) to be energized, electromagnetic relay (52) logical
The pendulum lock pin that is electrically connected (51) is located at pilot hole (301) and slides and constitute grafting cooperation with lockhole (311).
6. fuse switch according to claim 5 it is characterised in that: the pipe shaft of described fusion tube (20) is arranged with clamping
Set (60), described clamping set (60) includes two snap rings (61), and one end of two snap rings (61) is hinged, and the other end is by the first fastening spiral shell
Bolt (63) is fixing, and described two snap rings (61) are provided with rubber blanket (62), one end of described drive link (40) and clamping set (60)
Hinged.
7. fuse switch according to claim 6 it is characterised in that: be provided with hook on described slide block (31)
(312), one end of described drive link (40) is provided with link and hook (312) composition cooperation, arranges at the opening of hook (312)
There is the second fastening bolt (313).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611005973.XA CN106356267B (en) | 2016-11-15 | 2016-11-15 | A kind of fuse switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611005973.XA CN106356267B (en) | 2016-11-15 | 2016-11-15 | A kind of fuse switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106356267A true CN106356267A (en) | 2017-01-25 |
| CN106356267B CN106356267B (en) | 2018-04-10 |
Family
ID=57862580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611005973.XA Active CN106356267B (en) | 2016-11-15 | 2016-11-15 | A kind of fuse switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106356267B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108511304A (en) * | 2018-04-26 | 2018-09-07 | 中南仪表有限公司 | Hand-held load breaking device |
| CN108597973A (en) * | 2018-08-07 | 2018-09-28 | 浙江冠丰达电力装备有限公司 | Electronic fuse switch |
| CN109473325A (en) * | 2018-11-07 | 2019-03-15 | 国网浙江省电力有限公司磐安县供电公司 | A kind of outdoor ac high voltage drop fuse |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4011537A (en) * | 1975-11-19 | 1977-03-08 | S & C Electric Company | Composite dropout fuse device |
| CN2596543Y (en) * | 2003-01-26 | 2003-12-31 | 温州市自豪特种机电有限公司 | Electric control fall down type fuse |
| WO2009005740A1 (en) * | 2007-06-28 | 2009-01-08 | Abb Research Ltd. | Additional indicador for dropout fuse |
| CN101354992A (en) * | 2008-09-11 | 2009-01-28 | 温州市自豪特种机电有限公司 | Remote-control straightgoing type falling fuse with lock |
| CN103021758A (en) * | 2012-12-04 | 2013-04-03 | 沧州供电公司 | Falling type high voltage fuse |
| CN104037034A (en) * | 2014-06-12 | 2014-09-10 | 国网四川省电力公司双流县供电分公司 | Falling type fuse with stable structure |
| CN206134636U (en) * | 2016-11-15 | 2017-04-26 | 国家电网公司 | Drop -out fuse |
-
2016
- 2016-11-15 CN CN201611005973.XA patent/CN106356267B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4011537A (en) * | 1975-11-19 | 1977-03-08 | S & C Electric Company | Composite dropout fuse device |
| CN2596543Y (en) * | 2003-01-26 | 2003-12-31 | 温州市自豪特种机电有限公司 | Electric control fall down type fuse |
| WO2009005740A1 (en) * | 2007-06-28 | 2009-01-08 | Abb Research Ltd. | Additional indicador for dropout fuse |
| CN101354992A (en) * | 2008-09-11 | 2009-01-28 | 温州市自豪特种机电有限公司 | Remote-control straightgoing type falling fuse with lock |
| CN103021758A (en) * | 2012-12-04 | 2013-04-03 | 沧州供电公司 | Falling type high voltage fuse |
| CN104037034A (en) * | 2014-06-12 | 2014-09-10 | 国网四川省电力公司双流县供电分公司 | Falling type fuse with stable structure |
| CN206134636U (en) * | 2016-11-15 | 2017-04-26 | 国家电网公司 | Drop -out fuse |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108511304A (en) * | 2018-04-26 | 2018-09-07 | 中南仪表有限公司 | Hand-held load breaking device |
| CN108597973A (en) * | 2018-08-07 | 2018-09-28 | 浙江冠丰达电力装备有限公司 | Electronic fuse switch |
| CN108597973B (en) * | 2018-08-07 | 2024-05-24 | 浙江冠丰达电力装备有限公司 | Electric drop-out fuse |
| CN109473325A (en) * | 2018-11-07 | 2019-03-15 | 国网浙江省电力有限公司磐安县供电公司 | A kind of outdoor ac high voltage drop fuse |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106356267B (en) | 2018-04-10 |
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