CN209708874U - A kind of safe arc extinguishing short connector - Google Patents
A kind of safe arc extinguishing short connector Download PDFInfo
- Publication number
- CN209708874U CN209708874U CN201920629760.7U CN201920629760U CN209708874U CN 209708874 U CN209708874 U CN 209708874U CN 201920629760 U CN201920629760 U CN 201920629760U CN 209708874 U CN209708874 U CN 209708874U
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- shell
- arc extinguishing
- switch
- driving lever
- baffle
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Abstract
The utility model discloses a kind of safe arc extinguishing short connector, including shell, switch cover, traveling electrode, closure switch, the switch cover is buckled in shell upper, and the traveling electrode is set to interior of shell, and the closure switch are set to the side wall of shell;The utility model has carried out arc extinguishing processing from two angles, first is that designing the structure that a kind of movable contact and stationary contact can connect in wink, the closure switch of the spring of one end, side are cooperated to realize that movable contact can fast move contact of the realization with fixed contact with separating switch by traveling electrode, the root generated from electric arc reduces the amount that electric arc generates;Second is that carrying out arc extinguishing processing during electric arc is propagated, by installing arc extinguishing grid pieces additional on switch cover, and when switch cover is buckled in shell upper, arc extinguishing grid pieces are covered on the top of movable contact and stationary contact, realize the arc extinguishing in electric arc communication process.
Description
Technical field
The utility model relates to a kind of short connector, specially a kind of safe arc extinguishing short connector belongs to technical field of electricity.
Background technique
Low-voltage circuit breaker be it is a kind of can not only connect with disjunction normal duty electric current and overload electric current, can also connect
With the device for switching of disjunction short circuit current.Low-voltage circuit breaker in addition to playing control action, also has certain protection function in circuit
Can, such as overload, short circuit, under-voltage and earth leakage protective.Currently, China's low-voltage network is from the distribution station of power supply to customer side
Ammeter before low-voltage circuit breaker is widely used.
Low-voltage circuit breaker mainly has following characteristics in the application, first is that low tension switch with mold cased circuit breaker usage quantity most
It is more, up to thousands of kinds of type, and different manufacturers, variety classes construction of switch pattern, there are significant differences for size;Second is that low pressure is moulded
Shell-type switch is mostly installed in GGD type, GCK type AC low-tension switchgear and box change, using hard copper, duralumin busbar and route
Overlap joint.Such switchgear (change) generally has the characteristics that compact-sized, occupied area is small, feeder number is more, these features determine
Between the switch phase and phase of the same circuit, the clipping room of the switch of different circuit and switch, busbar and busbar is away from very small, substantially
In 2CM between 10CM.
Shorting stub in the prior art is all to install harness clip, composition additional at a conducting wire both ends, is used only in direct current
The short circuit of circuit, and the short circuit in unrealized low-voltage AC road mid & low-voltage line, battery circuit, and it is being shorted battery or electrification
It will appear electric arc when line short circuit, and generate high temperature, injure the safety of user of service;There are also in operation accidentally will be by
Powerful electric current arc light wounds, even if not hurting oneself, it is also possible to the pile crown at short circuit can be burnt spot, even
Reach the stage of damage;Also it is exactly, when carrying out being shorted single battery performance with common shorting stub, general operator
All fear very much and dare not be shorted, this results in the time of debugging, it is possible to, cannot the widened consequence of fault coverage
The effect for playing arc extinguishing and being shorted safely.
Utility model content
The purpose of this utility model is to provide a kind of safe arc extinguishing short connectors, and there is quick-make switch cooperation to install additional and go out
The advantages of generation of the arc grid to reduce electric arc, solve the problems of the prior art.
To achieve the above object, the utility model provides the following technical solutions: a kind of safe arc extinguishing short connector, including outer
Shell, switch cover, traveling electrode, the switch cover are buckled in shell upper, and the interior of shell is provided with baffle a, baffle b, baffle
C, the baffle a, baffle b, baffle c and shell are integrally formed, and the baffle b is between baffle a and baffle c, the shifting
Moving electrode passes through the circular hole being provided in the middle part of baffle b, and the center of described traveling electrode one end is fixed with round bar, and the round bar passes through gear
The circular hole being provided in the middle part of plate a, and spring is provided on the round bar between one end of the traveling electrode and baffle a, the movement
The other end of electrode is fixed with movable contact, and the baffle c is fixed with stationary contact, the stationary contact connection close to the side of baffle b
There is connecting terminal;The inside of the switch cover is plugged with several arc extinguishing grid pieces, and when the switch cover is buckled in shell upper, arc extinguishing
Grid is covered on the top of movable contact and stationary contact;The two sides of the traveling electrode are provided with electrode slice, and the electrode slice has two
Piece, and two panels electrode slice is linked to be an entirety in shell bottom interior wall, and is fixed on outer casing bottom inner wall, the two panels electrode slice
There is connecting terminal in the integrated connection that shell bottom interior wall is linked to be;
The side of the shell is provided with closure switch and separating switch, and the separating switch is for controlling traveling electrode
Mobile to separate to realize movable contact and stationary contact, the closure switch are for controlling separating switch so that mobile electricity
Ghandler motion is dynamic to realize movable contact and stationary contact closure.
Preferably, the shell side is provided with horizontal concrete chute and longitudinal chute, and the closure switch include locking member, convex
Platform, driving lever a, the locking member include that the arc locking section being linked together, wedge shape pushing section and strut, the boss are fixed on outer
On shell inner wall, the strut passes through the circular hole being provided in the middle part of boss, and one end of the strut is fixed with driving lever a, and the driving lever a is worn
The longitudinal chute being provided in housing sidewall is crossed, protrusion is provided on the strut, and cover between the protrusion and boss of the strut
Equipped with spring;When driving lever b is moved in horizontal concrete chute, driving lever b forms the locking member and pushes, and locking member is whole along strut
It moves axially downwards, when driving lever b is moved at arc locking section, spring between the protrusion of strut and boss under the action of blocks
Live in driving lever b realizes the separation of movable contact and stationary contact.
Preferably, the separating switch is driving lever b, and the driving lever b passes through the horizontal concrete chute being provided on side wall of outer shell, and institute
The one end for stating driving lever b is connected to traveling electrode.
Preferably, the both ends of the shell have aperture to pick out conducting wire a, conducting wire b, one end of the conducting wire a from connecting terminal
It is connected with that connecting terminal is another to be terminated with wire clamp across the side wall of shell, one end of the conducting wire b passes through the side-wall hole of shell
It is connected to that connecting terminal is another to be terminated with wire clamp.
Preferably, arrangement of the arc extinguishing grid pieces in switch cover is more intensive, the spacing between every two panels arc extinguishing grid pieces
Smaller, the quantity of the arc extinguishing grid pieces is at least 8-15 piece, and the distance between arc extinguishing grid pieces described in adjacent two panels (9) are 0.5mm-
2mm plays optimal arc quenching effect.
Compared with prior art, the beneficial effects of the utility model are as follows: a kind of safe arc extinguishing short connector of the utility model
Arc extinguishing processing has been carried out from two angles, first is that designing the structure that a kind of movable contact and stationary contact can connect in wink, has passed through mobile electricity
Pole cooperates the spring of one end, the closure switch of side and separating switch to realize that movable contact can fast move realization and fixed contact
Contact, and both sides electrode slice is linked to be an entirety in bottom and connect with connecting terminal, can be realized and is moved through in traveling electrode
Contacted always in journey and conducting wire do not have to and traveling electrode move together, improve the Optimality of contact, from electric arc generate root subtract
The amount that few electric arc generates;Second is that arc extinguishing processing is carried out during electric arc is propagated, by installing arc extinguishing grid pieces additional on switch cover,
And when switch cover is buckled in shell upper, arc extinguishing grid pieces are covered on the top of movable contact and stationary contact, realize electric arc communication process
In arc extinguishing;In addition, the utility model can be applied not only to the short circuit of DC circuit, can also be applied to low in alternating current circuit
The short circuit on crimping road realizes the power supply of the interim short circuit route of A.C. contactor, D.C. contactor etc.;And conducting wire adds arc extinguishing short
The combination of device is connect, small in size, positioning product is easy to carry the features such as light weight, and service personnel can be put into maintenance packet, is using
When conveniently take.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of safe arc extinguishing short connector of the utility model;
Fig. 2 is a kind of surface structure schematic diagram of safe arc extinguishing short connector of the utility model;
Fig. 3 is a kind of structural schematic diagram of the switch cover of safe arc extinguishing short connector of the utility model;
Fig. 4 is the structural schematic diagram inside a kind of safe arc extinguishing short connector of the utility model;
Fig. 5 is the enlarged drawing at a kind of A of safe arc extinguishing short connector of the utility model.
Explanation: 1 shell, 2 switch covers, 3 separating switch, 4 closure switch, 5 baffle c, 6 baffle b, 7 baffle a, 8 is marked in figure
It is traveling electrode, 9 arc extinguishing grid pieces, 10 electrode slices, 11 movable contacts, 12 stationary contacts, 13 conducting wire a, 14 conducting wire b, 15 locking members, 16 convex
Platform, 17 longitudinal chutes, 18 horizontal concrete chutes.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment, based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Please refer to Fig. 1-5, a kind of safe arc extinguishing short connector, including shell 1, switch cover 2, traveling electrode 8, the switch cover
2 are buckled in 1 top of shell, and the shell 1 is internally provided with baffle a7, baffle b6, baffle c5, the baffle a7, baffle b6, baffle
C5 and shell 1 are integrally formed, and the baffle b6, between baffle a7 and baffle c5, the traveling electrode 8 passes through baffle b6
The circular hole that middle part is provided with, the center of described 8 one end of traveling electrode are fixed with round bar, and the round bar passes through what the middle part baffle a7 was provided with
Circular hole, and spring is provided on the round bar between one end of the traveling electrode 8 and baffle a7, the traveling electrode 8 it is another
End is fixed with movable contact 11, and the baffle c5 is fixed with stationary contact 12 close to the side of baffle b6, and the stationary contact 12 is connected with
Connecting terminal.
In order to realize the arc extinguishing in electric arc communication process, the inside of the switch cover 2 is plugged with several arc extinguishing grid pieces 9, and
When the switch cover 2 is buckled in 1 top of shell, arc extinguishing grid pieces 9 are covered on the top of movable contact 11 and stationary contact 12.
It is connect to realize in 8 sliding process of traveling electrode with electrode slice 10, the two sides of the traveling electrode 8 are provided with electricity
Pole piece 10, the electrode slice 10 has two panels, and two panels electrode slice 10 is linked to be an entirety in 1 bottom interior wall of shell, and is fixed on
1 bottom interior wall of shell, the two panels electrode slice 10 have connecting terminal in the integrated connection that 1 bottom interior wall of shell is linked to be.
In order to realize the convenience of control, 1 side of shell opens that there are two sliding slots, and two sliding slots are respectively laterally sliding
Slot 18 and longitudinal chute 17, the closure switch 4 include locking member 15, boss 16, driving lever a, and the locking member 15 includes being linked as
Arc locking section, the wedge shape of one push section, strut, and the boss 16 is fixed on 1 inner wall of shell, and the strut passes through boss
The circular hole that 16 middle parts are provided with, one end of the strut are fixed with driving lever a, and the driving lever a passes through the longitudinal direction being provided on 1 side wall of shell
Sliding slot 17 is provided with protrusion on the strut, and is provided with spring between the protrusion of the strut and boss 16.
In order to realize the control of the sliding of traveling electrode 8, the side of the shell 1 is provided with closure switch 4 and separation
Switch 3, the separating switch 3 are driving lever b, and the driving lever b passes through the horizontal concrete chute 18 being provided on 1 side wall of shell, and described group
One end of bar b is connected to traveling electrode 8;And the arc locking section is to block driving lever b;The driving lever b is in horizontal concrete chute 18
In when being struck, while driving traveling electrode 8 and then driving movable contact 11 mobile, the movement of driving lever b at the same time also due to
Wedge shape pushes the setting of section, and depresses entire locking member 15, and when driving lever b is moved to arc locking section, locking member 15 can be in bullet
It is bounced under the action of spring, and then arc locking section blocks driving lever b, to realize the separation of movable contact 11 and stationary contact 12;It is described
When driving lever a is stirred downwards in longitudinal chute 17, while locking member 15 being driven to move down, and then arc locking section is to moving down
It moves to when can not block driving lever b, driving lever b and traveling electrode 8 move under the force of a spring, so that movable contact 11 and stationary contact
12 closures, when decontroling driving lever a, locking member 15 can reset under the action of the spring.
In addition, the both ends of the shell 1 have aperture to pick out conducting wire a13, b14, one end of the conducting wire a13 from connecting terminal
It is connected with that connecting terminal is another to be terminated with wire clamp across the side wall of shell 1, one end of the conducting wire b14 passes through the side wall of shell 1
Aperture is connected to that connecting terminal is another to be terminated with wire clamp.
The utility model is applied to low-voltage lines in DC circuit and alternating current circuit, and the electric arc end that foregoing circuit generates is straight
Diameter is small, and in order to realize optimal arc quenching effect, the arrangement of the arc extinguishing grid pieces is more intensive, between every two panels arc extinguishing grid pieces between
Away from smaller, the quantity of the arc extinguishing grid pieces is 8-15 piece, and the distance between arc extinguishing grid pieces described in adjacent two panels are 0.5mm-2mm.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, for
For those skilled in the art, it is clear that the present invention is not limited to the details of the above exemplary embodiments, and without departing substantially from this
In the case where the spirit or essential attributes of utility model, the utility model can be realized in other specific forms;Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute
Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent elements of the claims
All changes are embraced therein, and should not treat any reference in the claims as limiting related right
It is required that.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (7)
1. a kind of safe arc extinguishing short connector, including shell (1), switch cover (2), it is characterised in that;It further include traveling electrode (8),
Shell (1) the interior parallel interval is fixedly installed baffle a (7), baffle b (6), baffle c (5);
The traveling electrode (8) passes through the circular hole being provided in the middle part of baffle b (6), and the center of described traveling electrode (8) one end is fixed with
Round bar, the round bar pass through the circular hole being provided in the middle part of baffle a (7), and between one end of the traveling electrode (8) and baffle a (7)
Round bar on be provided with spring, the other end of the traveling electrode (8) is fixed with movable contact (11), the baffle c (5) close to gear
The side of plate b (6) is fixed with stationary contact (12), and the stationary contact (12) is connected with connecting terminal;The two of the traveling electrode (8)
Side is respectively arranged with electrode slice (10), and two panels electrode slice (10) is linked to be an entirety in shell (1) bottom interior wall, and is fixed on
Shell (1) bottom interior wall, the two panels electrode slice (10) have connecting terminal in the integrated connection that shell (1) bottom interior wall is linked to be;
The side of the shell (1) is provided with closure switch (4) and separating switch (3), and the separating switch (3) is moved for controlling
The movement of moving electrode (8) is to make movable contact (11) and stationary contact (12) realize separation, and the closure switch (4) are for controlling
Separating switch (3) realizes movable contact (11) and stationary contact (12) closure so that traveling electrode (8) is mobile;
The switch cover (2) is buckled in shell (1) top, and the inside of the switch cover (2) is plugged with several arc extinguishing grid pieces (9).
2. a kind of safe arc extinguishing short connector according to claim 1, it is characterised in that: shell (1) side is provided with cross
To sliding slot (18) and longitudinal chute (17), the closure switch (4) include locking member (15), boss (16), driving lever a, the lock
Tight part (15) includes that the arc locking section being linked together, wedge shape pushing section and strut, the boss (16) are fixed in shell (1)
On wall, the strut passes through the circular hole being provided in the middle part of boss (16), and one end of the strut is fixed with driving lever a, and the driving lever a is worn
The longitudinal chute (17) being provided on shell (1) side wall is crossed, protrusion, and the protrusion and boss of the strut are provided on the strut
(16) spring is arranged between;When driving lever b is moved in horizontal concrete chute (18), under driving lever b forms the locking member (15)
Pressure, locking member (15) integrally is moved axially downwards along strut, when driving lever b is moved at arc locking section, strut protrusion with
The separation that driving lever b realizes movable contact and stationary contact is blocked under the action of spring between boss.
3. a kind of safe arc extinguishing short connector according to claim 1, it is characterised in that: the separating switch (3) is driving lever
B, the driving lever b pass through the horizontal concrete chute (18) being provided on shell (1) side wall, and one end of the driving lever b is connected to mobile electricity
Pole (8).
4. a kind of safe arc extinguishing short connector according to claim 1, it is characterised in that: the switch cover (2) is buckled in shell
(1) when top, arc extinguishing grid pieces (9) are covered on the top of movable contact (11) and stationary contact (12).
5. a kind of safe arc extinguishing short connector according to claim 1, it is characterised in that: distinguish at the both ends of the shell (1)
Conducting wire a (13), conducting wire b (14) are picked out from connecting terminal, and the other end of the conducting wire a (13) and conducting wire b (14) are respectively arranged with
Wire clamp.
6. a kind of safe arc extinguishing short connector according to claim 1, it is characterised in that: the quantity of the arc extinguishing grid pieces (9)
At least 8-15 piece.
7. a kind of safe arc extinguishing short connector according to claim 6, it is characterised in that: arc extinguishing grid pieces described in adjacent two panels
It the distance between (9) is 0.5mm-2mm.
Priority Applications (1)
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CN201920629760.7U CN209708874U (en) | 2019-05-06 | 2019-05-06 | A kind of safe arc extinguishing short connector |
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CN201920629760.7U CN209708874U (en) | 2019-05-06 | 2019-05-06 | A kind of safe arc extinguishing short connector |
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CN209708874U true CN209708874U (en) | 2019-11-29 |
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CN201920629760.7U Active CN209708874U (en) | 2019-05-06 | 2019-05-06 | A kind of safe arc extinguishing short connector |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110189941A (en) * | 2019-05-06 | 2019-08-30 | 贵州电网有限责任公司 | A kind of arc extinguishing short connector |
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2019
- 2019-05-06 CN CN201920629760.7U patent/CN209708874U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110189941A (en) * | 2019-05-06 | 2019-08-30 | 贵州电网有限责任公司 | A kind of arc extinguishing short connector |
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