CN205828234U - A kind of Novel knife switch - Google Patents
A kind of Novel knife switch Download PDFInfo
- Publication number
- CN205828234U CN205828234U CN201620763489.2U CN201620763489U CN205828234U CN 205828234 U CN205828234 U CN 205828234U CN 201620763489 U CN201620763489 U CN 201620763489U CN 205828234 U CN205828234 U CN 205828234U
- Authority
- CN
- China
- Prior art keywords
- assembly
- cover
- contact knife
- mounting cup
- base
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of Novel knife switch; inlet wire assembly, contact knife assembly, fusing connect assembly and go out line component and be sequentially arranged on base; protective cover includes contact knife cover and mounting cup; contact knife cover covers at out on line component and contact knife assembly, and mounting cup covers at inlet wire assembly and fusing connects on assembly；Mounting cup is provided with elastic clamping hook relative to the other end of contact knife cover, and base is provided with for the draw-in groove with elastic clamping hook clamping；Contact knife cover offers placed channel, offers screwed hole in placed channel, and screwed hole female thread connects the bolt for fixing contact knife cover and base；The fusing of mounting cup correspondence connects assembly and is provided with construction opening, and fusing connects assembly and is in construction opening in the range of the orthographic projection of base, and construction opening is removably connected with access cover.This kind of switch facilitates staff directly from construction opening wiring, it is not necessary to opens whole protective cover, dismounts more convenient, and safety is high.
Description
Technical field
This utility model relates to a kind of electric switchgear, more specifically, it relates to a kind of knife switch.
Background technology
Knife switch is modal separation or the equipment of input load in current power circuit, applies quite varied.Pass
System knife switch generally includes base, handle, contact knife, contact knife support, inlet wire connector assembly, outlet connector assembly and protective cover,
Inlet wire connector assembly and outlet connector assembly are separately fixed at base two ends, and contact knife support is fixed in the middle part of ceramic wafer, contact knife one
End be hinged on contact knife support, contact knife frame bottom has been connected by screw lug plate, outlet connector assembly include lug plate and
Be enclosed within lug plate, cross section becomes the degree of lip-rounding to be provided with the wire fastening frame of housing pin, and inlet wire connector assembly includes wire fastening frame, company
Contact pin and cross section substantially in △ shape, the contact of open top elastic clamping, lug plate therein and contact knife support and be connected sheet with
The connection of contact is all to connect by screw to compress.
Fuse is linked on knife switch as circuit protecting element, and usual people are to be connected at the two ends of fuse
After between the contact knife assembly and inlet wire assembly on any road, the most protected cover covers, but once fuse damages, work
Need the dismounting maintenance of whole protective cover as personnel, bother very much and dangerous, and the work shape of fuse during routine use
Condition can not conveniently be observed, inadequate hommization.Furthermore due to protective cover be a piece cover at submounts, people
When need inspector knife switch, be required for whole case and open, make all of circuit ingredient all come out, non-
Normal is dangerous.
Utility model content
The deficiency existed for prior art, the purpose of this utility model is to provide a kind of Novel knife switch, this kind
Switch can detect the working condition of knife switch the most in real time, facilitates staff directly from construction opening wiring, and work
Make personnel and can individually open any one cover, and allow stable being arranged on base of another one cover, it is not necessary to open whole
Protective cover, has been effectively ensured safety during staff's operation.
For achieving the above object, this utility model provides following technical scheme:
A kind of Novel knife switch, including base, protective cover, inlet wire assembly, contact knife assembly with go out line component, also includes
Fusing connects assembly, and described inlet wire assembly, contact knife assembly, fusing connect assembly and goes out line component and be sequentially arranged on base, described
Protective cover includes that contact knife cover and mounting cup, described contact knife cover cover at out on line component and contact knife assembly, and described mounting cup cover sets
Connect on assembly in inlet wire assembly and fusing；Described mounting cup is provided with elastic clamping hook, described base relative to the other end of contact knife cover
It is provided with for the draw-in groove with elastic clamping hook clamping；Described contact knife cover offers placed channel, offers spiral shell in described placed channel
Pit, described screwed hole female thread connects the bolt for fixing contact knife cover and base；The fusing of described mounting cup correspondence connects
Assembly is provided with construction opening, and described fusing connects assembly and is in construction opening in the range of the orthographic projection of base, described installation
Opening is removably connected with access cover.
Further improvement as technique scheme: described fusing connects assembly and includes two binding posts and series connection two wiring
The fuse member of post, described base is provided with the mounting groove for placing fuse member, and two described binding posts are connected same path respectively
Contact knife assembly and inlet wire assembly.
Described elastic clamping hook includes that connecting portion and hook part, described connecting portion are that bar shaped arranges Connection Card hook part and installation
Cover, described hook part is that isosceles trapezoid body is arranged, and the inclined-plane of this prismatoid mounting cup dorsad is arranged, described hook part and draw-in groove card
Connect.
One end that described contact knife cover is mounted opposite cover is provided with clamping step, described mounting cup be provided with for clamping step pair
The positioning step connect.
Two relative edges that described construction opening is opened offer positioning port and bayonet socket respectively, and described access cover is correspondingly arranged useful
In the inserted sheet with positioning port grafting with for the elastic clamping block with bayonet socket clamping.
Described access cover is made of clear material.
The other end of described contact knife cover mounting cup dorsad is that arc transition is arranged, and described contact knife assembly includes contact knife and props up
Frame, described placed channel is opened between contact knife and support.
Described base upper surface is equipped with continuous print and connects outer convex edge along its four limit, and described mounting cup and contact knife cover are equipped with
For with convex edge in the connection being connected the clamping of outer convex edge.
By use technique scheme, during routine use, fuse member is easily damaged, offered construction opening it
After, when fusing connects assembly damage, people can check and change fuse member by construction opening, and can be the most real-time
The working condition of detection knife switch；Dismountable access cover is set, and fusing connects assembly and is in the projection model of construction opening
Enclose, block construction opening when knife switch normally works, effectively prevent foreign body from entering in knife switch, straight when needing to overhaul
Take out access cover, when people change fuse member, facilitate staff directly from construction opening wiring, it is not necessary to open
Whole protective cover, convenient and swift and safety when staff operation be effectively ensured；Contact knife cover is set and individually covers needs
The contact knife assembly that separating brake closes a floodgate, when people's inspection switch, can only open mounting cup maintenance, or only open the inspection of contact knife cover
Repair, be prevented effectively from opened many cases and allow staff's false touch touch circuit, the safety of staff has been effectively ensured；Elastic
Fastening between snap fit and draw-in groove can be further ensured that the stability being connected between mounting cup with base, and bolt is fixed further
Contact knife cover and base, it is ensured that the stability of knife switch, staff can individually open any one cover, and allow another one
Cover stable being arranged on base, more convenient, and safety is high.
Accompanying drawing explanation
Fig. 1 is the top view of this utility model knife switch embodiment；
Fig. 2 is the structural representation one of this utility model knife switch embodiment；
Fig. 3 is the structural representation two of this utility model knife switch embodiment；
Fig. 4 is the A portion enlarged drawing of Fig. 3；
Fig. 5 is the B portion enlarged drawing of Fig. 3.
1, protective cover；11, mounting cup；111, bayonet socket；112, positioning port；113, elastic clamping hook；114, positioning step；12、
Contact knife cover；121, clamping step；122, convex edge in connecting；2, inlet wire assembly；3, contact knife assembly；4, access cover；41, elastic card
Block；42, inserted sheet；5, line component is gone out；6, base；61, mounting groove；62, outer convex edge is connected；63, draw-in groove；7, fuse member；8, wiring
Post；9, placed channel；91, bolt.
Detailed description of the invention
Referring to figs. 1 through Fig. 5, this utility model knife switch embodiment is described further.
A kind of Novel knife switch, including base 6, protective cover 1, inlet wire assembly 2, contact knife assembly 3 with go out line component 5, also
Including fusing and connecting assembly, described inlet wire assembly 2, contact knife assembly 3, fusing connect assembly and go out line component 5 and be sequentially arranged in the end
On seat 6, described protective cover 1 includes that contact knife cover 12 and mounting cup 11, described contact knife cover 12 cover at out line component 5 and contact knife assembly
On 3, described mounting cup 11 covers at inlet wire assembly 2 and fusing connects on assembly；The described relative contact knife cover 12 of mounting cup 11 another
One end is provided with elastic clamping hook 113, and described base 6 is provided with for the draw-in groove 63 with elastic clamping hook 113 clamping；Described contact knife cover 12 is opened
Being provided with placed channel 9, offer screwed hole in described placed channel 9, described screwed hole female thread connects to be had for fixing contact knife
Cover 12 and the bolt 91 of base 6；The corresponding fusing of described mounting cup 11 connects assembly and is provided with construction opening, and described fusing connects assembly
Being in construction opening in the range of the orthographic projection of base 6, described construction opening is removably connected with access cover 4.
By use technique scheme, during routine use, fuse member 7 is easily damaged, offered construction opening it
After, when fusing connects assembly damage, people can check and change fuse member 7 by construction opening, and can be real easily
Time detection knife switch working condition；Dismountable access cover 4 is set, and fusing connects assembly and is in the projection of construction opening
Scope, blocks construction opening when knife switch normally works, and effectively prevents foreign body from entering in knife switch, straight when needing to overhaul
Take out access cover 4, when people change fuse member 7, facilitate staff directly from construction opening wiring, it is not necessary to beat
Open whole protective cover 1, convenient and swift and safety when staff operation be effectively ensured；Arrange contact knife cover 12 individually to cover
Need the contact knife assembly 3 that separating brake closes a floodgate, when people's inspection switch, can only open mounting cup 11 and overhaul, or only open tactile
Cutter cover 12 overhauls, and is prevented effectively from opened many cases and allows staff's false touch touch circuit, has been effectively ensured staff's
Safety；Fastening between elastic clamping hook 113 and draw-in groove 63 can be further ensured that be connected between mounting cup 11 with base 6 stablizes
Property, bolt 91 fixes contact knife cover 12 and base 6 further, it is ensured that the stability of knife switch, and staff can individually open
Any one cover, and allow stable being arranged on base 6 of another one cover, more convenient, and safety is high.
Further improvement as technique scheme: described fusing connects assembly and includes that two binding posts 8 and series connection two connect
The fuse member 7 of terminal 8, described base 6 is provided with the mounting groove 61 for placing fuse member 7, and two described binding posts 8 are connected respectively
The contact knife assembly 3 of same path and inlet wire assembly 2.Fuse member 7 is arranged in mounting groove 61, the most again with corresponding contact knife assembly
3 and inlet wire assembly 2 connect, such fuse member 7 is not easy to drop and damage.
As it is shown in figure 1, described elastic clamping hook 113 includes that connecting portion and hook part, described connecting portion are that bar shaped arranges connection
Hook part and mounting cup 11, described hook part is that isosceles trapezoid body is arranged, and the inclined-plane of this prismatoid mounting cup 11 dorsad is arranged, institute
State hook part and draw-in groove 63 clamping.Hook part is that isosceles trapezoid body is arranged, and also allows for this hook part and has a lozenges, thus
Formed with unidirectional tooth, mounting cup 11 dorsad, face, hypotenuse place of prismatoid, also allow for the card that mounting cup 11 can be convenient
Accessing in draw-in groove 63, people, when needs dismounting mounting cup 11, press hook part from draw-in groove 63 and mounting cup 11 can be allowed to depart from
And the clamping between base 6.
One end that described contact knife cover 12 is mounted opposite cover 11 is provided with clamping step 121, described mounting cup 11 be provided with for
The positioning step 114 of clamping step 121 docking.Positioning step 114 and the mutual clamping of clamping step 121 are set, also allow for touching
The part that cutter cover 12 is relative with mounting cup 11 is that simple step be combined with each other, and dismantles and installation is more prone to.
As it is shown in figure 1, two relative edges that described construction opening is opened offer positioning port 112 respectively and bayonet socket 111 is (excellent in figure
Choosing two positioning ports 112 and a bayonet socket 111 are set), described access cover 4 be correspondingly arranged on for positioning port 112 grafting
Inserted sheet 42 (inserted sheet 42 is also to be correspondingly arranged two) and for (can being to arrange in figure with the elastic clamping block 41 of bayonet socket 111 clamping
" V " type).So people can installation and repairing lid 4 time, first corresponding for inserted sheet 42 grafting is entered in positioning port 112, then by elasticity
Fixture block 41 and bayonet socket 111 clamping.When people need to take out access cover 4, pressing elastic clamping block 41 i.e. can be taken off access cover 4.
Staff observes whether fuse member 7 fuses for convenience, and the most described access cover 4 is made of clear material, this
Sample staff just can be by the working condition observing fuse member 7 of transparent access cover 4 simple and fast.Transparent material is preferred
For transparent plastic, acrylic etc..
Contact knife cover 12 is usually disposed as quarter circular arc body, so facilitates contact knife upset contact conduction, described inlet wire group
Part 2 and fusing connect assembly and are set by installation portion cover, and mounting cup 11 is usually disposed as the cuboid base 6 with cooperation rectangle, described
Construction opening is located on mounting cup 11.Construction opening is opened in the installation portion with plane, facilitates wiring and fuse member is installed
7, there is no vision dead zone, and convenient screwdriver wiring is taken out stitches, structure arranges advantages of simple.Described contact knife assembly 3 include contact knife and
Support, described placed channel 9 is opened between contact knife and support.
Described base 6 upper surface is equipped with continuous print and connects outer convex edge 62, described mounting cup 11 and contact knife cover along its four limit
12 be equipped with for convex edge 122 in the connection being connected outer convex edge 62 clamping.Mounting cup 11 and contact knife cover 12 all block with base 6
Connect, the most further fix work after positioning base 6 and case, further ensure the firm of knife switch
Degree.
The above is only preferred implementation of the present utility model, and protection domain of the present utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under this utility model thinking belong to protection domain of the present utility model.Should refer to
Go out, for those skilled in the art, without departing from the some improvement under this utility model principle premise and
Retouching, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (8)
1. a Novel knife switch, including base, protective cover, inlet wire assembly, contact knife assembly with go out line component, its feature exists
In: also including fusing and connecting assembly, described inlet wire assembly, contact knife assembly, fusing connect assembly and go out line component and be sequentially arranged in
On base, described protective cover includes that contact knife cover and mounting cup, described contact knife cover cover at out on line component and contact knife assembly, described
Mounting cup covers at inlet wire assembly and fusing connects on assembly；Described mounting cup is provided with elastic card relative to the other end of contact knife cover
Hooking, described base is provided with for the draw-in groove with elastic clamping hook clamping；Described contact knife cover offers placed channel, described placed channel
Inside offering screwed hole, described screwed hole female thread connects the bolt for fixing contact knife cover and base；Described mounting cup pair
The connection assembly that should fuse is provided with construction opening, and described fusing connects assembly and is in the construction opening orthographic projection scope at base
In, described construction opening is removably connected with access cover.
Novel knife switch the most according to claim 1, it is characterised in that: described fusing connects assembly and includes two binding posts
With the fuse member of two binding posts of connecting, described base is provided with the mounting groove for placing fuse member, and two described binding posts are respectively
Connect the contact knife assembly of same path and inlet wire assembly.
Novel knife switch the most according to claim 1, it is characterised in that: described elastic clamping hook includes connecting portion and snap fit
Portion, described connecting portion is that bar shaped arranges Connection Card hook part and mounting cup, and described hook part is that isosceles trapezoid body is arranged, this prismatoid
Inclined-plane mounting cup dorsad arrange, described hook part and draw-in groove clamping.
4. according to the Novel knife switch described in claim 1 or 2 or 3, it is characterised in that: described contact knife cover is mounted opposite cover
One end is provided with clamping step, and described mounting cup is provided with the positioning step for docking with clamping step.
Novel knife switch the most according to claim 4, it is characterised in that: two relative edges that described construction opening is opened are respectively
Offer positioning port and bayonet socket, described access cover be correspondingly arranged on for the inserted sheet of positioning port grafting and for bayonet socket clamping
Elastic clamping block.
Novel knife switch the most according to claim 5, it is characterised in that: described access cover is made of clear material.
Novel knife switch the most according to claim 6, it is characterised in that: the other end of described contact knife cover mounting cup dorsad
Arranging in arc transition, described contact knife assembly includes that contact knife and support, described placed channel are opened between contact knife and support.
Novel knife switch the most according to claim 7, it is characterised in that: described base upper surface is all provided with along its four limit
Have continuous print connect outer convex edge, described mounting cup and contact knife cover be equipped with for convex edge in the connection being connected the clamping of outer convex edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620763489.2U CN205828234U (en) | 2016-07-18 | 2016-07-18 | A kind of Novel knife switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620763489.2U CN205828234U (en) | 2016-07-18 | 2016-07-18 | A kind of Novel knife switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205828234U true CN205828234U (en) | 2016-12-21 |
Family
ID=57562348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620763489.2U Expired - Fee Related CN205828234U (en) | 2016-07-18 | 2016-07-18 | A kind of Novel knife switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205828234U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113192787A (en) * | 2021-04-29 | 2021-07-30 | 绍兴市上虞区舜兴电力有限公司 | Electric switch blade with high safety performance |
-
2016
- 2016-07-18 CN CN201620763489.2U patent/CN205828234U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113192787A (en) * | 2021-04-29 | 2021-07-30 | 绍兴市上虞区舜兴电力有限公司 | Electric switch blade with high safety performance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161221 Termination date: 20200718 |