CN106710992A

CN106710992A - Novel air switch

Info

Publication number: CN106710992A
Application number: CN201611096186.0A
Authority: CN
Inventors: 梅华斌; 崔平; 曹建峰; 颜惠琴; 杨小平
Original assignee: Wuxi Institute of Technology
Current assignee: Wuxi Institute of Technology
Priority date: 2016-12-02
Filing date: 2016-12-02
Publication date: 2017-05-24
Also published as: WO2018098842A1

Abstract

The invention provides a novel air switch which relates to the technical field of electrical equipment, and particularly relates to the novel air switch. The novel air switch comprises an air switch fixation chuck, a buckle, a wiring port, a screw, a control panel, an air switch and a fixation groove. The fixation groove is arranged on the air switch fixation chuck. The air switch is movably connected with the air switch fixation chuck through the buckle. The wiring port is fixedly connected with the air switch. The screw is in threaded connection with the wiring port. The control panel is fixedly connected with the air switch. The control panel comprises an LED indication lamp, a reset button, a current adjustable knob and a switch button. The LED indication lamp is located above the reset button. The reset button is located on the left side of the current adjustable knob. The switch button is located on the left side of the reset button.

Description

A kind of novel air switch

Technical field

The present invention relates to technical field of electric equipment, and in particular to a kind of novel air switch.

Background technology

Air switch, also known as air-break, are one kind of breaker.As long as being that electric current exceedes specified electricity in a kind of circuit The switch that stream will disconnect automatically.Air switch is very important a kind of electricity in low voltage power distribution network and electric drive system Device, it integrates control and multi-protective function.Decapacitation is completed outside contact and disjunction circuit, still can be to circuit or electrical equipment The short circuit of generation, heavy overload and under-voltage etc. are protected, while can be used for infrequently starting motor.

Prior art discloses a kind of air switch of Application No. 201420767583.6, including shell, entrance hole, connect String holes and lid, are hinged with the lid for covering wiring hole on the shell.A kind of air switch that the present invention is provided, effectively The binding post solved in air switch wiring hole exposed be easily caused electric shock and the safety problem, this equipment such as line short Simple structure, it is easy to operate, it is safe and reliable, and the powered situation of the observation air switch that can be will be apparent that and cut-off situation.But It is that its structure does not have current adjustment knob, actuation time is non-adjustable, it is impossible to set using appliance power size according to different Action current.

The content of the invention

It is an object of the present invention to provide a kind of simple structure, actuation time is adjustable, can set the novel air of action current size Air cock.

To achieve these goals, the present invention is to realize by the following technical solutions：A kind of novel air switch, its Structure includes that air switch fixes chuck, buckle, Wiring port, screw, control panel, air switch, fixing groove, the air The fixed chuck of switch is provided with fixing groove, and the air switch is connected by buckle with air switch fixing card disk activity, described Wiring port is fixedly connected with air switch, and the screw is threadedly coupled with Wiring port, the control panel and air switch It is fixedly connected, the control panel includes LED light, SR, current adjustment knob, shift knob, the LED is indicated Above SR, the SR is located at current adjustment knob left side to lamp position, and the shift knob is located at SR Left side.

Further, front and back end is respectively provided with three Wiring ports on the air switch.

Further, the air switch include spring, main contact, chain, have contact with, axle, lever, No. two springs, Number armature, under-voltage release, heater element, bimetal leaf, No. two armature, a magnetictrips, a spring and main contact Connection, main contact is connected by chain with the one end having contact with, and the other end having contact with is connected with axle；Have contact with connection lever, lever Lower end side No. two springs are set, the lower ends of No. two springs connect an armature, and the lower end connection under-voltage of an armature takes off Button device, under-voltage release is connected with main contact；The lower end opposite side of lever sets No. two armature, and No. two armature are touched with master is connected The magnetictrip connection of head；Heater element is connected on main contact, heater element is engaged with bimetal leaf.

Further, a spring is flexibly connected by main contact with chain, and the chain is flexibly connected with having contact with, It is described have contact be connected with pivot hinge, the lever is fixedly connected with having contact with.

Further, No. two springs are flexibly connected by an armature with under-voltage release.

Further, the heater element provides electric current by external power source.

Further, No. two armature and magnetictrip chain connection.

A kind of novel air switch of the invention, its structure is provided with current adjustment knob, and actuation time is adjustable, can be according to not Same sets action current using appliance power size, acts sensitiveer.

Brief description of the drawings

Fig. 1 is a kind of structural representation of novel air switch of the invention.

Fig. 2 is a kind of internal structure schematic diagram of novel air switch of the invention.

In figure：Air switch fixation chuck -1, buckle -2, Wiring port -3, screw -4, control panel -5, air switch - 6th, fixing groove -7, LED light -501, SR -502, current adjustment knob -503, shift knob -504, spring - 601st, main contact -602, chain -603, have contact with -604, axle -605, lever -606, No. two springs -607, armature -608, owe Voltage trip device -609, heater element -610, bimetal leaf -611, No. two armature -612, magnetictrips -613.

Specific embodiment

For technological means, creation characteristic, reached purpose and effect for making present invention realization are easy to understand, with reference to Specific embodiment, is expanded on further the present invention.

Fig. 1 and Fig. 2 is referred to, the present invention provides a kind of novel air switching technique scheme：Its structure includes air switch Fixed chuck 1, buckle 2, Wiring port 3, screw 4, control panel 5, air switch 6, fixing groove 7, the air switch are fixed Chuck 1 is provided with fixing groove 7, and the air switch 6 is fixed chuck 1 and is flexibly connected by buckle 2 and air switch, the wiring Port 3 is fixedly connected with air switch 6, and the screw 4 is threadedly coupled with Wiring port 3, the control panel 5 and air switch 6 are fixedly connected.The control panel 5 includes LED light 501, SR 502, current adjustment knob 503, shift knob 504, the LED light 501 is located above SR 502, and it is left that the SR 502 is located at current adjustment knob 503 Side, the shift knob 504 is located at the left side of SR 502, and front and back end is respectively provided with three Wiring ports on the air switch 6 3.The air switch 6 includes spring 601, main contact 602, chain 603, has contact with 604, axle 605,606, No. two bullets of lever 607, armature 608 of spring, under-voltage release 609, heater element 610,611, No. two armature 612, electromagnetism of bimetal leaf take off Button device 613 a, spring 601 is connected with main contact 602, and main contact 602 is connected by chain 603 with the one end for having contact with 604, is taken The other end of hook 604 is connected with axle 605；Have contact with connection lever 606 on 604, the lower end side of lever 606 sets No. two springs 607, No. two lower ends of spring 607 connect an armature 608, and a lower end connection under-voltage release 609 for armature 608 is owed Voltage trip device 609 is connected with main contact 602；The lower end opposite side of lever 606 sets No. two armature 612, No. two armature 612 with The magnetictrip 613 for connecting main contact 602 is connected；Heater element 610, heater element 610 and double gold are connected on main contact 602 Category piece 611 is engaged.

As shown in Fig. 2 a spring 601 of the invention is flexibly connected by main contact 602 with chain 603, the chain 603 are flexibly connected with having contact with 604, and described to have contact with 604 with the chain connection of axle 605, the lever 606 is fixedly connected with having contact with 604, No. two springs 607 are flexibly connected by an armature 608 with under-voltage release 609, and the heater element 610 is by outside Power supply provides electric current, No. two armature 612 and the chain connection of magnetictrip 613.

The present invention when in use, when there is general overload in circuit, though overload current can not move magnetictrip 613 Make, but thermal element 610 can be made to produce certain heat, promote bimetal leaf 611 to be heated and be bent upwards, promote lever 606 to make to have contact with 604 are disengaged with lock 603, and the disjunction of main contact 602 is cut off the electricity supply.It is short-circuited when circuit or during heavy overload electric current, short circuit Electric current exceedes instantaneous trip setting current value, and magnetictrip 613 produces sufficiently large suction, by armature adhesive and clashes into lever 606, make to have contact with 604 around the shaft 605 be rotated up and latch to disengage, latch in three secondary main contacts in the presence of reaction spring 602 disjunctions, cut off the electricity supply.The tripping mechanism of switch is a set of linkage.When main contacts by operating mechanism close after, just by Latch hook is locked in the position of combined floodgate.If broken down in circuit, relevant electrical apparatus release will be acted in making tripping mechanism Latch hook is disengaged, then main contacts rapid disjunction in the presence of release spring.

General principle of the invention and principal character and advantages of the present invention has been shown and described above, for this area skill For art personnel, it is clear that the invention is not restricted to the details of above-mentioned one exemplary embodiment, and without departing substantially from it is of the invention spirit or In the case of essential characteristic, the present invention can be in other specific forms realized.Therefore, no matter from the point of view of which point, all should be by Embodiment regards exemplary as, and is nonrestrictive, and the scope of the present invention is by appended claims rather than above stating Bright restriction, it is intended that all changes fallen in the implication and scope of the equivalency of claim are included in the present invention It is interior.Any reference in claim should not be considered as the claim involved by limitation.

Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each implementation method is only wrapped Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should Specification an as entirety, the technical scheme in each embodiment can also be formed into those skilled in the art through appropriately combined May be appreciated other embodiment.

Claims

1. a kind of novel air is switched, it is characterised in that it includes that air switch fixes chuck (1), buckle (2), Wiring port (3), screw (4), control panel (5), air switch (6), fixing groove (7), the air switch fix chuck (1) and are provided with solid Determine groove (7), the air switch (6) is fixed chuck (1) and is flexibly connected by buckle (2) and air switch, the Wiring port (3) be fixedly connected with air switch (6), the screw (4) is threadedly coupled with Wiring port (3), the control panel (5) with it is empty Air cock (6) is fixedly connected, and the control panel (5) includes LED light (501), SR (502), current adjustment rotation Button (503), shift knob (504), the LED light (501) positioned at SR (502) above, the SR (502) positioned at current adjustment knob (503) left side, the shift knob (504) is positioned at SR (502) left side.

2. a kind of novel air according to claim 1 is switched, it is characterised in that front and back end on described air switch (6) It is respectively provided with three Wiring ports (3).

3. a kind of novel air according to claim 1 is switched, it is characterised in that described air switch (6) includes No. one Spring (601), main contact (602), chain (603), have contact with (604), axle (605), lever (606), No. two springs (607), one Number armature (608), under-voltage release (609), heater element (610), bimetal leaf (611), No. two armature (612), electromagnetism Electrical apparatus release (613), a spring（601）With main contact（602）Connection, main contact（602）By chain (603) with have contact with (604) one end connection, has contact with（604）The other end and axle（605）Connection；Have contact with（604）Upper connection lever（606）, lever （606）Lower end side set No. two springs（607）, No. two springs（607）Lower end connect an armature（608）, a rank Iron（608）Lower end connect under-voltage release (609), under-voltage release (609) and main contact（602）Connection；Lever （606）Lower end opposite side No. two armature (612) are set, No. two armature (612) be connected main contact（602）Magnetictrip (613) connect；Main contact（602）Upper connection heater element (610), heater element (610) is engaged with bimetal leaf (611).

4. a kind of novel air according to claim 3 is switched, it is characterised in that a described spring (601) is by master Contact (602) is flexibly connected with chain (603), and the chain (603) is flexibly connected with (604) are had contact with, it is described have contact with (604) with Axle (605) chain connection, the lever (606) is fixedly connected with (604) are had contact with.

5. a kind of novel air according to claim 3 is switched, it is characterised in that No. two described springs (607) are by one Number armature (608) is flexibly connected with under-voltage release (609).

6. a kind of novel air according to claim 3 is switched, it is characterised in that described heater element (610) is by outside Power supply provides electric current.

7. a kind of novel air according to claim 3 is switched, it is characterised in that No. two described armature (612) and electromagnetism Electrical apparatus release (613) chain connection.