CN208298741U - Fuse cutout and electrical equipment - Google Patents
Fuse cutout and electrical equipment Download PDFInfo
- Publication number
- CN208298741U CN208298741U CN201820872962.XU CN201820872962U CN208298741U CN 208298741 U CN208298741 U CN 208298741U CN 201820872962 U CN201820872962 U CN 201820872962U CN 208298741 U CN208298741 U CN 208298741U
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- hook
- plug
- strip
- extension portion
- open loop
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Abstract
The utility model embodiment provides fuse cutout and electrical equipment.In one embodiment, the fuse cutout includes: mounting base；The insulation column being mounted on the mounting base, the insulation column include the first insulation column and the second insulation column；The plug-in strip of one end and first insulation column pivot joint；It is mounted on the moving contact of the one end of the plug-in strip far from first insulation column；It is mounted on the static contact on second insulation column with moving contact cooperation；It is mounted on the hook of first insulation column, the hook is connect with the plug-in strip.
Description
Technical field
The utility model relates to electrical safety technical fields, in particular to a kind of fuse cutout and electrical equipment.
Background technique
Existing fuse cutout causes the plug-in strip of low-voltage fusing switch (such as: low pressure switch with knifeshaped fuse) can by repeatedly closing a floodgate
There can be damage.Fuse cutout cannot also reuse after plug-in strip damage in the prior art, need replacing new fuse cutout.
Utility model content
In view of this, the utility model embodiment is designed to provide a kind of fuse cutout and electrical equipment.
A kind of fuse cutout provided by the embodiment of the utility model, comprising:
Mounting base；
The insulation column being mounted on the mounting base, the insulation column include the first insulation column and the second insulation
Pillar；
The plug-in strip of one end and first insulation column pivot joint；
It is mounted on the moving contact of the one end of the plug-in strip far from first insulation column；
It is mounted on the static contact on second insulation column with moving contact cooperation；
It is mounted on the hook of first insulation column, the hook is connect with the plug-in strip.
Optionally, the hook includes:
The the first extension portion and the second extension portion being oppositely arranged；
Connect the middle part in second extension portion in first extension portion, first extension portion and the cooperation of second extension portion
It is connect with the plug-in strip.
The hook is arranged to three parts, the structure of the hook can be made more stable, the hook also can
Preferably support the plug-in strip.
Optionally, first extension portion is provided with the first open loop hook, second extension portion far from one end of the middle part
One end far from the middle part is provided with the second open loop hook, the first open loop hook and the second open loop hook and catches on plug-in strip cooperation
The plug-in strip.
Plug-in strip can be made preferably to install with the hook in first extension portion and second extension portion setting open loop hook
Together, related personnel is facilitated to operate.
Optionally, the openings of sizes of the first open loop hook and the second open loop hook is less than the four of the ring of open loop hook-forming
/ mono-.
By the openings of sizes of the first open loop hook and the second open loop hook be less than open loop hook-forming ring four/
One avoids the plug-in strip from being detached from the hook on the basis of can facilitate installation.
Optionally, the both ends of the plug-in strip are respectively connected with moving contact, the hook by with the plug-in strip close to the extension
The moving contact hanging buckle of hook one end connects, and is connect with realizing with the plug-in strip.
The both ends of the plug-in strip are respectively provided with moving contact, plug-in strip can be enable preferably to connect with insulation column.
Optionally, the fuse cutout includes: connector, and the connector passes through the hook and the plug-in strip close to institute
The moving contact for stating hook one end, the moving contact by the hook with the plug-in strip close to described hook one end are connect.
It can be convenient installation by the connector and conveniently win.
Optionally, the connector includes:
Connecting rod；
The locating part of the connecting rod two end is set, and the connecting rod passes through the plug-in strip and the hook, to realize institute
It states plug-in strip and the hook links together.
Both ends are big by the way that the connector to be arranged to, and intermediate small structure can make the stability of hook and plug-in strip more
It is good.
Optionally, the connecting rod is cylinder.
The connecting rod, which is arranged to cylinder, can allow plug-in strip preferably along the link rotatable.
Optionally, the hook includes:
Extension portion, the extension portion are connect with the plug-in strip；
Connect the middle part in the extension portion；
The width that the extension portion connect one end with the middle part is greater than the width of the one end connecting with the plug-in strip.
The one end in the extension portion and the middle part is arranged to the wider family that can be used of width being capable of preferably stable institute
State the installation plug-in strip and hook.
The utility model embodiment also provides a kind of electrical equipment, and the electrical equipment includes: above-mentioned fuse cutout.
Compared with prior art, the fuse cutout and electrical equipment of the utility model embodiment, by leading to the plug-in strip
It crosses hook to connect with the plug-in strip, can be easily disconnected with the hook after plug-in strip damage, to further replace
Plug-in strip, can make fuse cutout only is in the case that plug-in strip damages, to replace plug-in strip, and can making fuse cutout, the service life is longer,
Give full play to the effect of fuse cutout.
To enable the above objects, features, and advantages of the utility model to be clearer and more comprehensible, special embodiment below, and cooperate
Appended attached drawing, is described in detail below.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the structural schematic diagram of fuse cutout provided by the embodiment of the utility model.
Fig. 2 is the structural schematic diagram for the fuse cutout that another embodiment of the utility model provides.
Fig. 3 is the structural schematic diagram of the hook of fuse cutout provided by the embodiment of the utility model.
Fig. 4 is the moving contact of fuse cutout provided by the embodiment of the utility model and the structural schematic diagram of plug-in strip cooperation.
Icon: 10- fuse cutout；100- hook；The first extension of 110- portion；111- the first open loop hook；The second extension of 120- portion；
121- the second open loop hook；130- middle part；140- connector；The installation position 131-；200- mounting base；The insulation branch of 310- first
Column；The second insulation column of 320-；400- plug-in strip；410- interconnecting piece；411- pivoted hole；500- static contact；600- moving contact；700-
Mounting plate；800- handle.
Specific embodiment
Below in conjunction with attached drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear
Chu is fully described by, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole realities
Apply example.The component of the utility model embodiment being usually described and illustrated herein in the accompanying drawings can be come with a variety of different configurations
Arrangement and design.Therefore, the detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit below
The range of claimed invention, but it is merely representative of the selected embodiment of the utility model.Based on the utility model
Embodiment, those skilled in the art's every other embodiment obtained without making creative work, all
Belong to the range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.Meanwhile it is practical new at this
In the description of type, term " first ", " second " etc. are only used for distinguishing description, are not understood to indicate or imply relatively important
Property.
In the description of the utility model, it should be noted that the orientation of the instructions such as term " on ", "lower", "inner", "outside" or
Positional relationship is to be based on the orientation or positional relationship shown in the drawings or when utility model product use usually visits
Orientation or positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore the utility model cannot be construed to
Limitation.
In the description of the utility model, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " is set
Set ", " installation ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be and be directly connected to, be also possible to by between intermediary in succession
It connects, can be the connection inside two elements.For the ordinary skill in the art, can be understood with concrete condition above-mentioned
The concrete meaning of term in the present invention.
Through inventor the study found that the safety at power cut of the low-voltage fusing switchs such as HR20 type (low pressure switch with knifeshaped fuse) 90% is all
Safety plate fusing, to carry out replacement safety plate operation to the low-voltage fusing switchs such as HR20 type (low pressure switch with knifeshaped fuse), it is necessary to complete
Power failure processing, and staff also needs ascending stair operation, fastens the safety belt, there are also risks of getting an electric shock.
When being used because of the present circumstance using the clip-type moving contact of the low-voltage fusing switchs (low pressure switch with knifeshaped fuse) such as old money HR20 type
Between it is too long, plug-in strip porcelain item is easily broken off, because single-phase clip-type moving contact damages, making a whole set of low-voltage fusing switch, (low pressure knife is molten to be opened
Close) replaced, cause power off time is too long, action is complicated to need to stop high voltage side of transformer, mounting high-low pressure ground wire into
Row is replaced, staff needs to ascend a height, and operation has certain life risk and larger workload, and three people or more is needed to replace, pass through
Benefit of helping is lower, only damages a part of part and needs a whole set of replacement, economic loss produced by power failure duration is also more big.It is based on
Above problem description, the application can efficiently solve above-mentioned technical problem by following embodiment.
Fig. 1 is the structural schematic diagram of fuse cutout 10 provided by the embodiment of the utility model.As illustrated in fig. 1 and 2, described molten
Disconnecting and closing 10 includes: mounting base 200, insulation column, plug-in strip 400, moving contact 600, static contact 500 and hook 100.
The insulation column is mounted on the mounting base 200.
In the present embodiment, the insulation column includes the first insulation column 310 and the second insulation column 320；Described first
Insulation column 310 and the second insulation column 320 are separately mounted to the both ends of the installation floor.
One end of the plug-in strip 400 and first insulation column 310 are pivotally connected；The other end of the plug-in strip 400 with it is described
Moving contact 600.
The static contact 500 is mounted on second insulation column 320.
The hook 100 is mounted on the hook 100 of first insulation column 310, the hook 100 and the plug-in strip
400 connections.
In the present embodiment, as shown in figure 3, the hook 100 includes: the first extension portion 110 and the second extension portion being oppositely arranged
120；Connect the middle part 130 in second extension portion 120 in first extension portion 110, first extension portion 110 and described second
The cooperation of extension portion 120 is connect with the plug-in strip 400.
In one embodiment, first extension portion 110 and second extension portion 120 can make plate structure, and described the
One extension portion 110 can be parallel to each other with second extension portion 120.Further, the middle part 130 is also possible to plate knot
Structure, the middle part 130 can be vertical with first extension portion 110 and second extension portion 120.
In the present embodiment, first extension portion 110 is provided with the first open loop hook 111 far from one end of the middle part 130,
Second extension portion 120 is provided with the second open loop hook 121,111 He of the first open loop hook far from one end of the middle part 130
Second open loop hook 121 catches on the plug-in strip 400 with the cooperation of plug-in strip 400.
In the present embodiment, the extension portion can use 240 degree of metal hanger forms.The extension portion is affiliated in the plug-in strip
On, keep fuse cutout stronger reliable.
In the present embodiment, the extension portion uses tempering metal, and hook can be made to be not easy to get rusty.Further, that is, institute
State the split ring that the first extension portion 110 and second extension portion 120 are 240 degree.
In the present embodiment, the openings of sizes of the first open loop hook 111 and the second open loop hook 121 is less than open loop hook-type
At ring a quarter.
Further, the opening down obliquely downward of the first open loop hook 111 and the second open loop hook 121.Further
Ground, the obliquely downward indicate when the hook 100 is installation condition towards the direction of second insulation column 320.
In the present embodiment, such as Fig. 1 or 2 water, the both ends of the plug-in strip 400 are respectively connected with moving contact 600, the hook 100
It is connect by 600 hanging buckle of moving contact with the plug-in strip 400 close to 100 one end of the hook, is connected with realizing with the plug-in strip 400
It connects.
In the present embodiment, the fuse cutout 10 includes: connector 140, and the connector 140 passes through the hook 100
It is with the plug-in strip 400 close to the moving contact 600 of 100 one end of the hook, the hook 100 is close with the plug-in strip 400
The moving contact 600 of 100 one end of the hook connects, and connect to realize with the plug-in strip 400.
In the present embodiment, the connector 140 includes connecting rod and locating part.
In the connecting rod two end, the connecting rod passes through the plug-in strip 400 and the hook 100 for the locating part setting, with
It realizes and the plug-in strip 400 and the hook 100 links together.
In an example, the connector 140 can be bolt.For example, 12.9 grades of outer-hexagonal spiral shells of M6 type can be used
Silk bolt.12.9 grades of outer-hexagonal screw bolt materials of the M6 type are not easy to corrode.
Further, the connecting rod position is smooth, and friction force value is low, convenient for operation, makes the hook 100 and the connecting rod
It produces relative rotation.
Further, the connecting rod can be cylinder.The cylinder of the connecting rod can make the plug-in strip 400 and institute
Hook 100 is stated preferably to relatively rotate.
Further, as shown in figure 3, the hook 100 includes: that extension portion (shows two extension portions, is the first extension respectively in figure
Portion 110 and the second extension portion 120) and middle part 130.
The extension portion is connect with the plug-in strip 400.
The middle part 130 is connect with the extension portion.
The width that the extension portion connect one end with the middle part 130 is greater than the width of the one end connecting with the plug-in strip 400
Degree.
In one embodiment, the extension portion (shows two open loop hooks, is first respectively in addition to the open loop hook in figure
Open loop hook 111 and the second open loop hook 121) partially can be it is similar triangular shaped.In other embodiments, the extension portion removes
The open loop hook (two open loop hooks being shown in figure, be the first open loop hook 111 and the second open loop hook 121 respectively) partially can be
It is similar trapezoidal.
Further, one end far from the mounting base 200 of second insulation column 320 is equipped with mounting plate
700, the static contact 500 is mounted on the mounting plate 700.
Further, shown in described 1,2 or 4, handle 800 is installed on the plug-in strip 400.
In the present embodiment, as shown in figure 4, one end on the plug-in strip 400 close to first insulation column 310 is provided with
Interconnecting piece 410 is provided with pivoted hole 411 on the interconnecting piece 410.The connector 140 passes through the pivoted hole 411 and hook
100, the hook 100 is connect with the plug-in strip 400 with realizing.
In the present embodiment, as shown in Fig. 2, the moving contact 600 can be monometallic piece, the static contact 500 be can be
Bimetal leaf.When closure, between the monometallic piece insertion bimetal leaf, so that the moving contact 600 and the static contact 500
Contact.
Further, as shown in Fig. 2, the both ends of the plug-in strip 400 can be provided with moving contact 600, described first absolutely
Edge pillar 310 and the second insulation column 320 can be equipped with static contact 500.In an example, first insulation column
310 and second insulation column 320 be fitted with mounting plate 700.The static contact 500 is mounted on the mounting plate 700.
The utility model also provides a kind of electrical equipment, and the electrical equipment includes: fuse cutout.
Other details of fuse cutout about the present embodiment can be further with reference in above-mentioned fuse cutout embodiment
Description, details are not described herein.
The fuse cutout and electrical equipment of the utility model embodiment, by the way that the plug-in strip is passed through hook and the plug-in strip
Connection can be easily disconnected with the hook after plug-in strip damage, to further replace plug-in strip, fusing can be made to open
In the case that pass is only plug-in strip damage, plug-in strip is replaced, can making fuse cutout, the service life is longer, gives full play to fuse cutout
Effect.
When generating fusing safety plate situation, fuse cutout moving contact and plug-in strip are only needed to change, operation is fast and convenient, only
It needs that the fuse cutout moving contact and plug-in strip of fuse cutout are extractd replacement just with insulating bar, it is low to prevent personnel's replacement
Press fuse cutout electric shock risk, falling risk.In addition, economically seeing, cost can be saved, high financial profit damages plug-in strip
And when moving contact, a whole set of replacement is not needed, it is only necessary to replace plug-in strip and moving contact, greatly save damage replacement cost.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.It should be noted that
To: similar label and letter indicate similar terms in following attached drawing, therefore, once determined in a certain Xiang Yi attached drawing
Justice does not need then that it is further defined and explained in subsequent attached drawing.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model is answered described with power
Subject to the protection scope that benefit requires.
Claims (9)
1. a kind of fuse cutout characterized by comprising
Mounting base；
The insulation column being mounted on the mounting base, the insulation column include the first insulation column and the second insulation branch
Column；
The plug-in strip of one end and first insulation column pivot joint；
It is mounted on the moving contact of the one end of the plug-in strip far from first insulation column；
It is mounted on the static contact on second insulation column with moving contact cooperation；
It is mounted on the hook of first insulation column, the hook is connect with the plug-in strip；
Connector, the connector pass through the moving contact linked up with the plug-in strip close to described hook one end, will be described
The moving contact with the plug-in strip close to described hook one end is linked up with to connect.
2. fuse cutout as described in claim 1, which is characterized in that the hook includes:
The the first extension portion and the second extension portion being oppositely arranged；
Connect the middle part in second extension portion in first extension portion, first extension portion and the cooperation of second extension portion and institute
State plug-in strip connection.
3. fuse cutout as claimed in claim 2, which is characterized in that first extension portion is set far from one end of the middle part
It is equipped with the first open loop hook, second extension portion is provided with the second open loop hook, first open loop far from one end of the middle part
The plug-in strip is caught in hook and the cooperation of the second open loop hook and plug-in strip.
4. fuse cutout as claimed in claim 3, which is characterized in that the first open loop hook and the second open loop hook are opened
Mouth size is less than a quarter of the ring of open loop hook-forming.
5. fuse cutout as claimed in claim 3, which is characterized in that the ring of the first open loop hook and the second open loop hook
Degree is not less than 240 degree.
6. fuse cutout as described in claim 1, which is characterized in that the connector includes:
Connecting rod；
The locating part of the connecting rod two end is set, and the connecting rod passes through the plug-in strip and the hook, to realize the lock
Knife and the hook link together.
7. fuse cutout as claimed in claim 6, which is characterized in that the connecting rod is cylinder.
8. fuse cutout as described in claim 1, which is characterized in that the hook includes:
Extension portion, the extension portion are connect with the plug-in strip；
Connect the middle part in the extension portion；
The width that the extension portion connect one end with the middle part is greater than the width of the one end connecting with the plug-in strip.
9. a kind of electrical equipment, which is characterized in that the electrical equipment includes: fusing described in claim 1-8 any one
Switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820872962.XU CN208298741U (en) | 2018-06-06 | 2018-06-06 | Fuse cutout and electrical equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820872962.XU CN208298741U (en) | 2018-06-06 | 2018-06-06 | Fuse cutout and electrical equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208298741U true CN208298741U (en) | 2018-12-28 |
Family
ID=64723751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820872962.XU Active CN208298741U (en) | 2018-06-06 | 2018-06-06 | Fuse cutout and electrical equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208298741U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108511248A (en) * | 2018-06-06 | 2018-09-07 | 广东电网有限责任公司 | Fuse cutout and electrical equipment |
-
2018
- 2018-06-06 CN CN201820872962.XU patent/CN208298741U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108511248A (en) * | 2018-06-06 | 2018-09-07 | 广东电网有限责任公司 | Fuse cutout and electrical equipment |
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