CN2401986Y - Electromagnetic start-reset mechanism for electromagnetic mechanical type self-holding relay - Google Patents

Abstract

The utility model relates to an electromagnetic starting-resetting mechanism in an electromagnetic mechanical type self-holding relay, which comprises a starting electromagnetic component and a resetting electromagnetic component, wherein, a latch bolt is fixedly connected above the starting electromagnetic component. The utility model is characterized in that the resetting electromagnetic component comprises a resetting coil and a movable iron core which are horizontally displaced. An opening edge which is used for installing a supporting frame faces to the starting electromagnetic component. A movable armature is arranged on the opening edge, a restoring spring is arranged below the supporting frame, and a circuit pushbutton switch is arranged above the supporting frame. The armature and an iron tongue form a self-locking-tripping component, and the armature and the resetting electromagnetic component form attracting connection. Consequently, the self-locking-tripping action is led to have the advantages of labor saving, reliability and long service life.

Description

Electromagnetic start-resetting device in the electromagnetic and mechanical formula latching relay

The utility model relates to a kind of architecture advances of electromagnetic and mechanical formula latching relay, specifically, be a kind of electromagnetic type self-sustaining with startup reset control unit part that the suction formula connects sealed-releasing structure.

China's utility model patent " electromagnetic and mechanical formula latching relay " (applying date 980930, application number CN98225239.0), it discloses following technical scheme; This relay comprises having box body that base plate is installed, be installed in this box body and connect that external circuit starts and the electric controling part of reset signal and be subjected to this electric controling part control and connect the self-locking execution unit of external circuit major loop, be characterized in: this electric controling part comprises a change over switch, its normally closed throwing connects the external circuit enabling signal and starts rectification unit, connects self-locking dropout member through actuating coil again; And often opening of this change over switch throw the reset signal that connects external circuit and reset rectification unit, connects this self-locking dropout member through resetting coil again; This self-locking dropout member comprises that interlock unit and locking one discharge the lock cell of this interlock unit, and this interlock unit connects with magnetic force mutually with this actuating coil, connects and become compressing one to discharge with the major loop control assembly with this change over switch.

This its great advantage of electromagnetic and mechanical formula latching relay that is made of technique scheme is to reduce energy consumption, but general energy efficient 98%, when being in operating state because of it, interlocking by mechanical structure keeps, the problem that does not have energy consumption, yet, because the interlocking of adopting the suction type change in displacement of compeling box-like change in displacement and startup electromagnetic component of the electromagnetic component that resets to realize starting electromagnetic component and resetting between the electromagnetic component connects, this startup electromagnetic component removes to control main circuit power supply, this electromagnetic component that resets is then implemented self-locking and the dropout in the interlocking structure, adopt and thisly compel box-like electromagnetic component and will cause the arm of force long and compressing power is reduced, cause the shortening in loose contact and useful life.

Self-locking-dropout that the purpose of this utility model provides a kind of electromagnetic and mechanical formula latching relay improves structure, promptly it is started the improvement of electromagnetic component and reset electromagnetic component and the interlocking connecting structure between them.

The utility model is to realize like this, electromagnetic start-resetting device in a kind of electromagnetic and mechanical formula latching relay, it comprises the startup electromagnetic component and the electromagnetic component that resets, and the self-locking-dropout member that connects them, this startup electromagnetic component mainly contains the actuating coil with vertical storing, be positioned at this coil and vertically do, mobile down movable core, the below of this iron core connects the rise spring, and an end of the dead bolt of affixed this self-locking in top-dropout member, the end in addition of this rise spring is connected and fixed iron core, be characterized in that this electromagnetic component that resets mainly contains the resetting coil of putting with level, be positioned at this coil and along continuous straight runs and do a left side, the movable core that moves right, settle the support of this coil and this movable core, the opening edge of this support starts electromagnetic component towards this, and settle a moving armature at this opening edge, and settle a circuit button switch at positioned beneath one returning spring of this support with above support; This moving armature is provided with bonnet lock hole, and this armature and this dead bolt constitute this self-locking-dropout member, but the bonnet lock hole on this armature becomes clutch to connect with the free end of this dead bolt, but and becomes clinching and pine oil to connect with this circuit button switch.

From the above, the progress of work of the self-locking-releasing structure of the utility model is: after user's advance payment is received in the intellective IC card registration, provide an enabling signal to kilowatt-hour meter, make and start electromagnetic component work, be subjected to the effect of the magnetic force of coil generation this moment, its movable core moves down and oppresses the rise spring of its below, and an end that makes dead bolt inserts in the bonnet lock hole on the moving armature that is installed on the electromagnetic component that resets, this moment this armature be positioned at this support below returning spring tension and self-locking-tripping mechanism is in the lock state; Thereby main circuit power supply is powered to the user through kilowatt-hour meter.And when the advance payment on the smart card arrives stop value (set point), just provide a reset signal to kilowatt-hour meter, and make the electromagnetic component work that resets, this moving armature separates dropout because of the magneticaction that is subjected to resetting coil makes this moving armature action with dead bolt, uphold by the elastic force of this returning spring self and to make armature hold the button that removes this push-button switch of clinching in addition, make it be in the accepting state of wait the enabling signal sent here from kilowatt-hour meter.

The utility model has the advantages that: drive that dead bolt is inserted in the bonnet lock hole on the moving armature on the electromagnetic component that resets and self-locking in the direct absorbing type mode owing to start electromagnetic component, and in straight suction mode moving armature is broken away from and be fixed on the sealed of the dead bolt that starts on the electromagnetic component by the electromagnetic component that resets, promptly thread off the purpose that reaches laborsaving and reliable operation like this and increase the service life.

Accompanying drawing of the present utility model is simply described as follows:

Fig. 1 is the circuit theory diagrams of electromagnetic and mechanical formula latching relay and kilowatt-hour meter combination.

Fig. 2 and Fig. 3 are respectively the view of the self-locking-dropout in the existing electromagnetic and mechanical formula latching relay.

Fig. 4 is a STRUCTURE DECOMPOSITION schematic diagram of the present utility model.

Fig. 5 and Fig. 6 are respectively view of the present utility model.

The number in the figure explanation:

1-starts electromagnetic component 11-actuating coil

12-movable core 13-rise spring

The 14-secured core 2-electromagnetic component that resets

21-resetting coil 22-iron core

23-support 231-carrier openings limit

24-returning spring 3-self-locking-dropout member

31-dead bolt 311-dead bolt free end

312-dead bolt stiff end 32-moving armature

321-bonnet lock hole 4-circuit button switch

51-installs base plate 52-execution unit

53-resetting coil 54-fixed support

The 55-back-moving spring 56-plate that links

57-self-locking-dropout member

Provide better embodiment of the utility model according to Fig. 4, Fig. 5 and Fig. 6 below.

As shown in the figure, the utility model comprises startup electromagnetic component 1, electromagnetic component 2 and their self-locking-dropout member 3 of connection reset, this self-locking-dropout member 3 comprises dead bolt 31 that is fixed on this startup electromagnetic component 1 and the moving armature 32 that is fixed on the electromagnetic component 2 that resets, on this moving armature 32 bonnet lock hole 321 is arranged, it matches with dead bolt one end, this armature 32 is fixed on the support 23 of the electromagnetic component 2 that resets, its lower end is subjected to the effect of returning spring 24, and the button of the circuit button switch 4 that is installed in support 23 tops can be withheld in the upper end, this push-button switch 4 connects the startup of sending here from kilowatt-hour meter and the signal of telecommunication that resets, this startup electromagnetic component 1 receives enabling signal and moves, produce force of labor by the coil on it 11, adhesive movable core 12 moves down, thereby and dead bolt 31 is moved down, its other end is that 311 of free ends are inserted the bonnet lock hole 321 on the armature 32, and make armature 32 upper ends discharge compressing to this push-button switch 4, returning spring 24 is then oppressed in the lower end, meanwhile, this iron core 12 is also oppressed the rise spring 13 of its below, this rise spring one end is fixed on the secured core 14, one end holds this movable core 12, this moment, residing self-locking state was very firm, kilowatt-hour meter is in running order always, be that main circuit power supply is powered through the kilowatt-hour meter rear line, up to IC-card, when being the electricity charge Zhi Fuzhi set point on the advance payment smart card, by reset coil 21 on the electromagnetic component 2 of reset signal feed-in of kilowatt-hour meter output, thereby produce magnetic force adhesive moving armature 32, make itself and dead bolt 31 transfer trip status to, cut off the power supply of main circuit power supply the user by the control execution unit by locked state.

In the present embodiment, starting electromagnetic component 1 still implements by prior art, be that it comprises actuating coil 11, and its vertical installation, its inside is inserted and can be done, the movable core 12 of following shift movement, the below of this iron core 12 is held by a rise spring 13 that is fixed on the secured core 14, the top is then affixed with one of dead bolt 31 end, like this, when enabling signal feed in winding 11, promptly produce magnetic attraction movable core 12 and move down compressing rise spring 13, and the end in addition of dead bolt 31 is sealed with moving armature 32, the electromagnetic component 2 that resets has then been done improvement to the structure of prior art, promptly sealed-box-like the effect of compeling of taking off moving armature 32 in the clamping member 3 is changed into the direct absorbing type type of action by existing its, be that the electromagnetic component 2 that resets in the present embodiment comprises the resetting coil 21 that horizontal direction is put, settle iron core 22 in it, the opening edge 231 of mounting bracket 23 points to and starts electromagnetic component 1, and at opening part installation moving armature 32, the supporting point of this moving armature 32 is positioned at the lower end of this support 23, and the lower end, base of the lower end of this moving armature 32 and this support 23 is connect by returning spring 24, make this returning spring 24 be subjected to the compressing of this moving armature 32 or holding to this armature 32, establishing bonnet lock hole 321 on this armature 32 matches with this dead bolt 31, and the upper end can become the two condition of compressing-release to connect with the button on the circuit button switch 4, and this circuit button switch 4 is the top that is installed in support 23.

Also can find out by above-mentioned, the self-locking of present embodiment-take off clamping member 3 comprises and is installed in dead bolt 31 that starts on the electromagnetic component 1 and the moving armature 32 that is installed on the electromagnetic component 2 that resets, and they are with the two condition connection of the 321 one-tenth sealed-dropouts of bonnet lock hole on the free end 311 of dead bolt 31 and the moving armature 32.

Claims (1)

1, electromagnetic start-resetting device in a kind of electromagnetic and mechanical formula latching relay, it comprises startup electromagnetic component (1) and the electromagnetic component that resets (2), and the self-locking-dropout member (3) that connects them, this startup electromagnetic component (1) mainly contains the actuating coil (11) with vertical storing, be positioned at this coil (11) and vertically do, mobile down movable core (12), the below of this iron core (12) connects rise spring (13), and an end (312) of the dead bolt (31) of affixed this self-locking in top-dropout member (3), it is characterized in that this electromagnetic component that resets (2) mainly contains the resetting coil of putting with level (21), be positioned at this coil (21) and along continuous straight runs and do a left side, the movable core that moves right (22), settle the support (23) of this coil (21) and this movable core (22), the opening edge (231) of this support (23) starts electromagnetic component (1) towards this, and settle a moving armature (32) at this opening edge (231), and settle a circuit button switch (4) at positioned beneath one returning spring (24) of this support (23) with in the top of support (23); This moving armature (32) is provided with bonnet lock hole (321), this armature (32) constitutes this self-locking-dropout member (3) with this dead bolt (31), bonnet lock hole (321) on this armature (32) with the free end (311) of this dead bolt (31) but become clutch to connect, on the armature (32) end then with this circuit button switch (4) but becomes clinching and the connection of pine oil two condition.

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