CN207264973U - The coupler that a kind of novel manual resets - Google Patents

Abstract

The coupler that a kind of novel manual resets, upper connection case top is opposite to be extended with left support arm and right support arm, it is provided between left support arm and right left support arm and waves shifting block, wave and manual reseting device is installed below shifting block, the one end for waving shifting block offers cone tank, corresponding left branch is extended with the taper convex block for compressing cone tank, and there are gap with cone tank two side for taper convex block, the other end connection for waving shifting block has elastic component, the other end of flexible member compresses cooperation with right support arm elasticity, the contact of both ends sub-pieces is compressed by waving swinging up and down for shifting block or connecting and disconnecting of the circuit is realized in separation, there is dry combustion method in electric heater in the structure, after bimetal leaf thermal change trigger terminal segment convinces electric line by patient analysis, avoid since user is not for a long time handled electric heater, bimetal leaf is set to reset the problems such as causing dry combustion method repeatedly after cooling down.

Description

The coupler that a kind of novel manual resets

Technical field

It the utility model is related to electric heater field, the coupler that especially a kind of novel manual resets.

Background technology

At present, coupler is applied on electrical heating utensil more, double when sensing that temperature equals or exceeds temperature preset value Sheet metal temperature distortion simultaneously promotes dry burning resistance switch to act, and to disconnect conducting wire, realizes the effect of anti-dry, still, tradition Coupler in bimetal leaf possess auto-reset function, bimetal leaf is double when own temperature is less than reset temperature preset value Sheet metal deformation automatically resets, such as：Reset temperature preset value is 50 DEG C, and bimetal leaf is because of dry combustion method（Overheat）Disconnect conducting wire, If user does not have timely processing dry combustion method problem, for bimetal leaf after radiating and cooling after a while, own temperature is less than 50 DEG C, Bimetal leaf resets, and conducting wire is again switched on, and bimetal leaf can disconnect conducting wire because of dry combustion method again, so repeats dry combustion method and breaks Electricity, cooling, which reset, to be powered, and coupler is used in connection with the easy aging of electric appliance of the coupler, so that service life reduction, and easily make Into security incident, such as：Reset temperature preset value is 0 DEG C or even less than 0 DEG C, and bimetal leaf is because of dry combustion method（Overheat）Disconnect conductor wire Road, general family do not possess the condition that bimetal leaf can be made to reach reset temperature, cause electric appliance using the coupler without Method reuses, moreover, the winter in the north still has the problem of noted earlier.

Utility model content

The purpose of this utility model is that solving above-mentioned the deficiencies in the prior art, and provide a kind of simple and reasonable for structure The coupler that a kind of novel manual resets, resets the problems such as being powered repeatedly after solving the cooling of electric heater bimetal leaf.

Technical solution is used by the utility model solves its technical problem：

The coupler that a kind of novel manual resets, including upper connection housing and the connection above upper connection housing Stent, bimetal leaf is provided with connecting bracket, and upper connection housing bottom offers grafting chamber, multiple copper are fixed with grafting chamber Ring, upper connection case top is provided with the terminal plate of Elastic Contact, wherein a terminal plate is connected with a wherein copper ring, the upper company Connect case top and be extended with left support arm and right support arm relatively, be provided between left support arm and right left support arm and wave shifting block, wave and dial Manual reseting device is installed, the one end for waving shifting block offers cone tank, and corresponding left support arm, which is extended with, to be compressed below block The taper convex block of cone tank, and taper convex block and cone tank two side, there are gap, the other end connection for waving shifting block is flexible Element, the other end of flexible member compress cooperation with right support arm elasticity, contact terminal plate by waving swinging up and down for shifting block Or connecting and disconnecting of the circuit is realized in separation, which there is dry combustion method in electric heater, and bimetal leaf thermal change trigger terminal segment convinces electric wire by patient analysis Lu Hou, avoids, since user is not for a long time handled electric heater, making bimetal leaf reset after cooling down and causing dry combustion method repeatedly The problems such as, it resetting apparatus must manually be resetted by user, so that electric appliance is put back into, can prevent electricity from adding Hot device is damaged because of dry combustion method, or even causes security incident.

The purpose of this utility model can also use following technical measures to solve：

The terminal plate includes upper end sub-pieces and lower terminal sheet, and lower terminal sheet is connected with a wherein copper ring, when waving shifting block During the bottom, wave shifting block and compress lower terminal sheet, make lower terminal sheet opposite upper sub-pieces to bottom offset, so that terminal plate separation is disconnected Open circuit, simple in structure, safety durable.

It is described wave shifting block top surface and correspond to the position of bimetal leaf be extended with shake-up convex block, wave shifting block bottom surface and correspond to lower end The position of sub-pieces, which is extended with, compresses convex block, touches convex block and upwardly extends and close to bimetal leaf, which is easy to work as bimetal leaf When there is thermal change, maximum force caused by thermal change just can push shake-up convex block driving and wave the shifting block bottom, avoid waving and dial Distance is excessive between block and bimetal leaf, causes reaction force attenuation during thermal change to cause to put to being not enough to promotion and wave the shifting block bottom Dry combustion method fails, and compresses convex block and can guarantee that when waving the shifting block bottom, can accurately compress lower terminal sheet, make lower terminal sheet and upper end sub-pieces Separation.

The manual reseting device includes the sliding sleeve for being installed on upper connection housing top surface, is slidably installed in sliding sleeve There is reset post, the resetting block being engaged with waving shifting block is equipped with the top of reset post, reset column bottom and prolong through upper connection housing Stretch into grafting chamber.

When thermal change occurs for bimetal leaf, promotion is waved after the shifting block bottom compresses lower terminal sheet, it is necessary to which user can use pin Head object promotes reset post, resetting block is touched and waves shifting block bottom, enables to wave shifting block and is swung up, and answers lower terminal sheet Position is connected with upper end sub-pieces again, is again switched on circuit and is continuing with.

As more preferably scheme, the flexible member is spring, but spring can be replaced using shrapnel, can equally make to shake Pendulum shifting block is swung up and down simply, and not only operating handle is good, but also prevents from waving shifting block displacement, improves the reliability of work.

The right support arm is extended with connection protuberance, one end of spring and connection protuberance location and installation, waves the side of shifting block Connection cavity is offered, the other end insertion connection cavity of flexible member is located by connecting, by the effect of offseting of spring, makes to wave The two-stage that shifting block can only carry out up or down is swung, it is ensured that and wave shifting block and be in anti-dry state or compress off-position, Simple in structure, triggering is convenient and efficient, improves the security of coupler.

The both sides of the left support arm are extended with space limiting side plate, wave shifting block and are pressed against between two space limiting side plates, two limiting sides Plate is avoided that the one end for waving shifting block swings, so that waving shifting block departs from taper convex block, causes coupler to damage.

The bimetal leaf is hand-reset bimetal leaf, and hand-reset bimetal leaf is avoided that after bimetal leaf cooling again Position, further improves the safety in utilization of coupler.

The beneficial effects of the utility model are：

The coupler that a kind of novel manual of the utility model resets, its is simple in structure, arrangement is reasonable, which adds in electricity There is dry combustion method in hot device, after bimetal leaf thermal change trigger terminal segment convinces electric line by patient analysis, avoids since user does not for a long time add electricity Hot device is handled, and bimetal leaf is resetted the problems such as causing dry combustion method repeatedly after cooling down, must manually be resetted by user Device is resetted, so that electric appliance is put back into, can be prevented electric heater or be damaged because of dry combustion method, or even cause safety Accident.

Brief description of the drawings

Fig. 1 is the decomposition texture schematic diagram of the utility model.

Fig. 2 is the structure diagram of the utility model.

Fig. 3 is that the utility model waves block-dialing structure schematic diagram.

Fig. 4 is the cross-sectional view of the utility model.

Fig. 5 is enlarged structure schematic diagram at A in Fig. 4.

Fig. 6 is the working state schematic representation one of the utility model.

Fig. 7 is the working state schematic representation two of the utility model.

Embodiment

The utility model is further illustrated with reference to the accompanying drawings and examples：

As shown in Figures 1 to 5：The coupler that a kind of novel manual resets, including upper connection housing 1 and installed in upper company The connecting bracket 2 of the top of body contact body 1, is provided with bimetal leaf 3 in connecting bracket 2,1 bottom of upper connection housing offers grafting chamber 4, multiple copper rings 5 are fixed with grafting chamber 4, upper 1 top of connection housing is provided with the terminal plate 6 of Elastic Contact, wherein a terminal Piece 6 is connected with a wherein copper ring 5, and upper 1 top of connection housing is opposite to be extended with left support arm 7 and right support arm 8, left 7 He of support arm It is provided between right support arm 8 and waves shifting block 9, the lower section for waving shifting block 9 is provided with manual reseting device 10, waves the one of shifting block 9 End offers cone tank 11, and corresponding left support arm 7 is extended with the taper convex block 12 for compressing cone tank 11, and taper convex block 12 and cone For 11 two side of shape groove there are gap 13, the other end connection for waving shifting block 9 has elastic component 14, the other end of flexible member 14 with Right 8 elasticity of support arm compresses cooperation, makes terminal plate 6 contact or separate to realize connecting and disconnecting of the circuit by waving swinging up and down for shifting block 9, should There is dry combustion method in electric heater in structure, after 3 thermal change trigger terminal segment of bimetal leaf convinces electric line by patient analysis, when avoiding due to the head of a household Between electric heater is not handled, bimetal leaf 3 is resetted the problems such as causing dry combustion method repeatedly after cooling down, must be led to by user Cross manual reseting device 10 to be resetted, so that electric appliance is put back into, can prevent electric heater or be damaged because of dry combustion method, Even cause security incident.

The terminal plate 6 includes upper end sub-pieces 601 and lower terminal sheet 602, and lower terminal sheet 602 is connected with a wherein copper ring 5, When waving 9 bottom of shifting block, wave shifting block 9 and compress lower terminal sheet 602, make 602 opposite upper sub-pieces 601 of lower terminal sheet to bottom Move, so that terminal plate 6 separates disconnecting circuit, simple in structure, safety durable.

It is described wave 9 top surface of shifting block correspond to bimetal leaf 3 position be extended with touch convex block 901, wave 9 bottom surface pair of shifting block Answer the position of lower terminal sheet 602 to be extended with and compress convex block 902, which is easy to when thermal change occurs in bimetal leaf 3, and thermal change is at the beginning The maximum force of generation, which can push, to be touched the driving of convex block 901 and waves 9 bottom of shifting block, avoid waving shifting block 9 and bimetal leaf 3 it Between distance it is excessive, cause reaction force attenuation during thermal change to cause to be allowed to dry burning failure to being not enough to promotion and wave 9 bottom of shifting block, compress Convex block 902 can guarantee that when waving 9 bottom of shifting block, can accurately compress lower terminal sheet 602, make lower terminal sheet 602 and upper end sub-pieces 601 Separation.

The manual reseting device 10 includes the sliding sleeve 101 for being installed on upper connection 1 top surface of housing, sliding sleeve 101 Reset post 102 is inside slidably fitted with, the top of reset post 102 is equipped with the resetting block 103 being engaged with waving shifting block 9, reset post 102 bottoms extend into grafting chamber 4 through upper connection housing 1.

When thermal change occurs for bimetal leaf 3, promotion is waved after 9 bottom of shifting block compresses lower terminal sheet 602, it is necessary to which user can make Reset post 102 is promoted with syringe needle object, resetting block 103 is touched and waves 9 bottom of shifting block, enables to wave shifting block 9 and is swung up, Reset lower terminal sheet 602 to be connected with upper end sub-pieces 601 again, be again switched on circuit and be continuing with.

As more preferably scheme, the flexible member 14 is spring, but spring can be replaced using shrapnel, can equally be made Wave shifting block 9 to swing up and down simply, not only operating handle is good, but also prevents from waving 9 displacement of shifting block, improves the reliable of work Property.

The right support arm 8 is extended with connection protuberance 801, and one end and 801 location and installation of connection protuberance of spring, wave shifting block 9 side offers connection cavity 903, and the other end insertion connection cavity 903 of spring is located by connecting, by the phase of spring instead With the two-stage that making to wave shifting block 9 can only carry out up or down is swung, it is ensured that is waved shifting block 9 and is in anti-dry state or pressure Simple in structure to off-position, triggering is convenient and efficient, improves the security of coupler.

The both sides of the left support arm 7 are extended with space limiting side plate 701, wave shifting block 9 and are pressed against between two space limiting side plates 701, Two space limiting side plates 701 are avoided that the one end for waving shifting block 9 swings, so that waving shifting block 9 departs from taper convex block 12, cause Coupler damages.

The bimetal leaf 3 is hand-reset bimetal leaf, after hand-reset bimetal leaf is avoided that bimetal leaf 3 cools down Reset, further improve the safety in utilization of coupler.

Specific work process is as shown in Figure 6 to 7：Under normal operating condition, shifting block 9 is waved with the end of taper convex block 12 Be swung up for axle center, at this time, the lower wall of cone tank 11 and the gap 13 waved between shifting block 9 increase, cone tank 11 it is upper Side wall is compressed with waving shifting block 9, and 9 swing up position of shifting block is waved so as to limit, touch convex block 901 in the lower section of bimetal leaf 3 but Do not contacted with bimetal leaf 3.

When dry combustion method occurs in electric heater, bimetallic temperature rises, and flexural deformation then occurs, the effect of deformation forces Dynamic convex block 901 is contradicted, it is axle center to lower swing, at this time, the upside of cone tank 11 to make to wave shifting block 9 using the end of taper convex block 12 Wall and the gap 13 waved between shifting block 9 increase, and the lower wall of cone tank 11 is compressed with waving shifting block 9, and limitation is waved under shifting block 9 Amplitude of oscillation degree, after 9 bottom of shifting block is waved, compresses convex block 902 and pushes lower terminal sheet 602, make lower terminal sheet 602 and upper end sub-pieces 601 separation disconnecting circuits.

, it is necessary to when reusing electric heater after user handles dry-fire condition, user only need using syringe needle object from Grafting chamber 4 promotes reset post 102, and resetting block 103, which can touch, waves 9 bottom of shifting block, until waving shifting block 9 can be swung up, makes Lower terminal sheet 602 resets to be connected with upper end sub-pieces 601 again, is again switched on circuit and is continuing with.

It should be noted that the preferable implementation of the utility model is given in the specification and its attached drawing of the utility model Example, still, the utility model can be realized by many different forms, however it is not limited to the described implementation of this specification Example, these embodiments are not as the extra limitation to the utility model content, there is provided the purpose of these embodiments is made to this reality With the understanding more thorough and comprehensive of new disclosure.Also, above-mentioned each technical characteristic continues to be mutually combined, formed not upper The various embodiments that face is enumerated, are accordingly to be regarded as the scope of the utility model specification record；Further, to ordinary skill For personnel, it can according to the above description be improved or be converted, and all these modifications and variations should all belong to this practicality newly The protection domain of type appended claims.

Claims (8)

1. the coupler that a kind of novel manual resets, including upper connection housing（1）And installed in upper connection housing（1）Top Connecting bracket（2）, connecting bracket（2）On bimetal leaf is installed（3）, upper connection housing（1）Bottom offers grafting chamber（4）, Grafting chamber（4）Inside it is fixed with multiple copper rings（5）, upper connection housing（1）Top is provided with the terminal plate of Elastic Contact（6）, wherein One terminal plate（6）With a wherein copper ring（5）Connection, it is characterised in that：The upper connection housing（1）Top is opposite to be extended with left branch Arm（7）With right support arm（8）, left support arm（7）With right support arm（8）Between be provided with and wave shifting block（9）, wave shifting block（9）Lower section Manual reseting device is installed（10）, wave shifting block（9）One end offer cone tank（11）, corresponding left support arm（7）Extension Compress cone tank（11）Taper convex block（12）, and taper convex block（12）With cone tank（11）There are gap for two side（13）, Wave shifting block（9）The other end connection have elastic component（14）, flexible member（14）The other end and right support arm（8）Elasticity compresses Coordinate, by waving shifting block（9）Swing up and down and make terminal plate（6）Connecting and disconnecting of the circuit is realized in contact or separation.

A kind of 2. coupler that novel manual resets according to claim 1, it is characterised in that：The terminal plate（6）Including Upper end sub-pieces（601）And lower terminal sheet（602）, lower terminal sheet（602）With a wherein copper ring（5）Connection.

3. the coupler that a kind of novel manual according to claim 1 or claim 2 resets, it is characterised in that：It is described to wave shifting block（9） Top surface corresponds to bimetal leaf（3）Position be extended with shake-up convex block（901）, wave shifting block（9）Bottom surface corresponds to lower terminal sheet（602） Position be extended with and compress convex block（902）.

A kind of 4. coupler that novel manual resets according to claim 1, it is characterised in that：The manual reseting device （10）Including installed in upper connection housing（1）The sliding sleeve of top surface（101）, sliding sleeve（101）Inside it is slidably fitted with reset Column（102）, reset post（102）Top is equipped with waving shifting block（9）The resetting block being engaged（103）, reset post（102）Bottom Through upper connection housing（1）Extend into grafting chamber（4）.

A kind of 5. coupler that novel manual resets according to claim 1, it is characterised in that：The flexible member（14）For Spring.

A kind of 6. coupler that novel manual resets according to claim 5, it is characterised in that：The right support arm（8）Extension There is connection protuberance（801）, one end of spring and connection protuberance（801）Location and installation, waves shifting block（9）Side offer connection Cavity（903）, the other end insertion connection cavity of spring（903）It is located by connecting.

A kind of 7. coupler that novel manual resets according to claim 1, it is characterised in that：The left support arm（7）Two Side is extended with space limiting side plate（701）, wave shifting block（9）It is pressed against two space limiting side plates（701）Between.

A kind of 8. coupler that novel manual resets according to claim 1, it is characterised in that：The bimetal leaf（3）For Hand-reset bimetal leaf.