CN107491140A - Temp sensing controller - Google Patents
Temp sensing controller Download PDFInfo
- Publication number
- CN107491140A CN107491140A CN201710832825.3A CN201710832825A CN107491140A CN 107491140 A CN107491140 A CN 107491140A CN 201710832825 A CN201710832825 A CN 201710832825A CN 107491140 A CN107491140 A CN 107491140A
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- China
- Prior art keywords
- locating part
- type locating
- sitting posture
- main casing
- contact switch
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
- G05G5/00—Means for preventing, limiting or returning the movements of parts of a control mechanism, e.g. locking controlling member
- G05G5/02—Means preventing undesired movements of a controlling member which can be moved in two or more separate steps or ways, e.g. restricting to a stepwise movement or to a particular sequence of movements
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Thermally Actuated Switches (AREA)
Abstract
A kind of temp sensing controller,Including main casing,Fixed plate on a main housing is fixedly mounted,The heat-sensitive duplex metal actuator being fixedly mounted in fixed plate,Several concentric drums ring electrodes are installed in the back side annular groove of the main casing,Described concentric drums ring electrode connects with being installed on several upper corresponding lug plates of main casing front,Described one or several lug plates are provided with contact switch,Also including contact switch from lock set,It is described to include the sitting posture support that is rotatably arranged on main casing from lock set,Suspension is arranged on sitting posture support] type locating part,Due to using sitting posture support and] cooperation of type locating part and the influence of self gravitation realize the auto-lock function of contact switch,From in lock set without torsion spring part,Avoid the influence of torsion spring part elastic force and curvature position,Effectively avoid torsion spring technological requirement problem,And low is required to lower connector insertion depth from lock set,Greatly reduce the technological requirement of parts.
Description
Technical field
The present invention relates to the sensitive control of temperature of a kind of temp sensing controller, more particularly to a kind of electric tea set electric appliances
Device.
Background technology
The existing electric tea set electrical equipment with anti-dry or other functions mainly includes:Temp sensing controller, thermistor, electricity
Heating element heater, circuit board, power supply etc..Electrical heating elements and thermistor are in kettle body, and wherein temp sensing controller, electricity add
Thermal element, power supply are connected with circuit board, by being connected on the thermistor between the pickup electrode of temp sensing controller outside in water temperature
Numerical value during different temperatures transfers data to the adhesive of integrated circuit control relay and disconnection on circuit board, so as to realize that electricity adds
The electrified regulation and deenergization of thermal element.Thermistor can not be worked and be cut off the electricity supply when anhydrous, therefore general anti-dry is main
Electrical connection is controlled using the heat-sensitive duplex metal actuator for the bottom part down that vessel are especially boiled installed in liquid cooking-vessel
Connection between device.But after the water in vessel is dryouied, pot temperature constantly raises, and causes heat-sensitive duplex metal actuator to act,
The push rod action being clamped between heat-sensitive duplex metal actuator and movable contact spring is promoted, top starts contact, makes movable contact spring with electrically connecting
Device separates, and so as to loop of cutting off the electricity supply, electrical heating elements power-off is stopped, reaches temperature controlled purpose.But electricity adds
After the power-off of hot device, vessel temp reduces, heat-sensitive duplex metal actuator restoring action, push rod in the presence of movable contact spring elastic force also with
Reset, make movable contact spring and electric connector contact, circuit loop conducting, electrical heating elements heating power, so circulation again
Back and forth, electric tea set electrical equipment ceaselessly break-make will be caused, this not only reduces i.e. contact between movable contact spring and the contact of electric connector and opened
The contact life of pass, time one are grown, and will cause the damage of contact, once contact clinkering is together, then trigger fire, have a strong impact on
The security of product and life-span.To avoid the generation of above phenomenon or realizing other functions, existing electric tea set electrical equipment is typically using torsion
Spring controls contact switch to act, however its position and distance and torsion to torsion spring both ends have it is strict it is accurate require, no
Its torsion spring positional distance of the temp sensing controller of same specification and torsion are again different, and this causes very big probability of mismatch, turn round
Spring wastes very big.Furthermore lower connector has individual insertion depth problem with temp sensing controller when inserting and coordinating, once lower company
Connect that device depth is inadequate, then the contact switch function where torsion spring will be unable to realize, general of the temperature control sensitivity controller of the structure
It is very low with property.
The content of the invention
It is an object of the invention to for defects in the prior art, there is provided a kind of energy is simple in construction, safety and stability, energy
Realize the temp sensing controller for preventing secondary dry combustion method function.
To reach above-mentioned purpose, the present invention uses following technical proposals:A kind of temp sensing controller, including main casing,
Fixed plate on a main housing, the heat-sensitive duplex metal actuator being fixedly mounted in fixed plate is fixedly mounted, the main casing
Several concentric drums ring electrodes are installed, described concentric drums ring electrode is with being installed on main casing just in the annular groove of the back side
The connection of several lug plates, described one or several lug plates are provided with contact switch corresponding on face, and described contact is opened
Pass include stationary contact, acting arm, power-assist porcelain rod, with spacing hole with the support member of support limit power-assist porcelain rod, the acting arm
Movable end touches as below heat-sensitive duplex metal actuator on described acting arm movable end with what can be engaged with stationary contact
Point, the spacing hole of power-assist porcelain rod through support member are erected at acting arm and actuator;Also include the self-locking group of contact switch
Part, the sitting posture support for including being rotatably arranged on main casing from lock set, suspension are arranged on sitting posture support]
Type locating part, described sitting posture support include body of the front and rear sides top with suspension parts, in body lower part and to inner side
The convex leg of extension, what the sitting posture support was rotatably connected with main casing on body rotates at support under suspension parts
Side, described] the suspension component coordinated with suspension parts is carried on type locating part, pass through suspension parts and suspension auxiliary section
The cooperation of part will] type locating part hung on sitting posture support, described] and the center of gravity of type locating part be located at it is partially outer with branch armshaft points of engagement
It is position, described] the lower bottom part inside edge of type locating part is provided with limited step;In the lower company coordinated with temp sensing controller
When connecing device insertion, the dynamic convex leg of sitting posture support is outwards pushed, sitting posture support rotates on a main housing so that on sitting posture rack body
Suspension parts at move inward in the horizontal direction so that on suspension body] type locating part is also in the horizontal direction
Move inward ,] inner surface of type locating part leaned on to contact switch acting arm edge, and it is standby from lock set;Positioned at self-locking group
Contact switch action on the inside of part, i.e. acting arm movable end link under the driving of heat-sensitive duplex metal actuator through power-assist porcelain rod,
Jumped under acting arm movable end, trigger the contact in acting arm and the state relation of stationary contact, realize that contact switch switchs, simultaneously]
Type locating part because continuing inside micro- rotation under self gravitation effect without abutting relation ,] type locating part step moves to acting arm activity
The top at end, sitting posture support act reset front contact switch acting arm in] type locating part step lower limit, realize that contact is opened
Close the locking of operating state;Lower connector departs from temp sensing controller, that is, the external force for pushing convex leg is removed, and sitting posture support exists
Reversely rotated under self gravitation effect, sitting posture rack body with] type locating part is displaced outwardly in the horizontal direction ,] type is spacing
Part step is moved outwardly away from contact switch acting arm, the unblock of contact switch acting arm, is resetted from lock set, double under the state
When heat-sensitive duplex metal actuator resets, acting arm can go up jump, movable contact and stationary contact state reset, i.e. contact switch resets.
As an improvement:Suspension parts on described sitting posture rack body is the branch armshaft that both sides are cut flat with, described] type
Suspension component on locating part is the slot that ecto-entad extension is inserted for sitting posture support branch armshaft, by branch armshaft with inserting
The cooperation of groove will] type locating part hung on sitting posture support.
As an improvement:Described stationary contact is fixedly arranged on main casing or corresponded on lug plate.
As an improvement:It is described] be provided with hanging hole on the outside of type locating part, be connected with spring on hanging hole, spring it is another
One end connects on a main housing.
As an improvement:It is described] type locating part outboard end carries center of gravity regulating block.
The temp sensing controller of the present invention, due to using sitting posture support and] cooperation of type locating part and self gravitation
Influence realize the auto-lock function of contact switch, from lock set without torsion spring part, avoid torsion spring part elastic force and curvature position
The influence put, torsion spring technological requirement problem is effectively avoided, and low is required to lower connector insertion depth from lock set, structure letter
Technological requirement that is single, greatly reducing parts, because without torsion spring part, it also brings very big facility in terms of assembling ,] type limit
The design of position part shape and position of centre of gravity can preferably realize limitation locking function and convenient assembling.The present invention is simultaneously again thorough
Bottom eliminates potential safety hazard, and overall volume is small, more compact in structure so that structure small utility.
The invention will be further described with reference to the accompanying drawings and detailed description.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the first embodiment of temp sensing controller of the present invention.
Fig. 2 is the structural representation that Fig. 1 temp sensing controller is gone after fixed plate.
Fig. 3 is the structural representation from lock set holding state.
Fig. 4 is structural representation when contact switch acts.
Fig. 5 is that structural representation when locking is realized from lock set.
Fig. 6 is the structural representation of second of embodiment of temp sensing controller of the present invention.
Fig. 7 is the structural representation of the third embodiment of temp sensing controller of the present invention.
Embodiment
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, a kind of specific embodiment of temp sensing controller of the present invention, including master
Housing 1, the fixed plate 2 being fixedly mounted on main casing 1, the heat-sensitive duplex metal actuator 3 being fixedly mounted in fixed plate 2, institute
State and several concentric drums ring electrodes are installed in the back side annular groove of main casing 1, described concentric drums ring electrode and peace
Corresponding several lug plates connection is gone up loaded on main casing front, described one or several lug plates are provided with contact switch,
Described contact switch include stationary contact, acting arm, power-assist porcelain rod 11, with spacing hole 12-1 with support limit power-assist porcelain rod 11
Support member 12, the movable end of the acting arm are carried on described acting arm movable end as the lower section of heat-sensitive duplex metal actuator 3
The contact that can be engaged with stationary contact, the spacing hole 12-1 of power-assist porcelain rod 11 through support member be erected at acting arm and actuator it
Between;It is described to include the sitting posture branch that is rotatably arranged on main casing 1 from lock set also including contact switch from lock set
Frame 6, suspension are arranged on sitting posture support 6] type locating part 7, described sitting posture support 6 is including front and rear sides top with suspension
The body 6-1 of part, in body lower part and the convex leg 6-2 that extends to inner side, on body 6-1 the sitting posture support 6 with it is main
It is be located at the lower section of suspension parts at the rotation support that housing 1 is rotatably connected, described] carry on type locating part 7 and suspension parts
The suspension component of cooperation, by the cooperation of suspension parts and suspension component will] type locating part 7 hangs on sitting posture support
It is described on 6] center of gravity of type locating part 7 be located at the inclined external position of branch armshaft 6-4 points of engagement, it is described] bottom of type locating part 7
Portion inside edge is provided with limited step 7-2;In the lower connector insertion coordinated with temp sensing controller, dynamic seat is outwards pushed
The convex leg 6-2 of formula support 6, sitting posture support 6 rotate on main casing 1 so that at the suspension parts on the body 6-1 of sitting posture support 6
Move inward in the horizontal direction, so that on suspension body 6-1] the also inwardly shifting in the horizontal direction of type locating part 7
It is dynamic ,] inner surface of type locating part 7 leaned on to contact switch acting arm edge, and it is standby from lock set;On the inside of self-locking component
Contact switch action, i.e. acting arm movable end links under the driving of heat-sensitive duplex metal actuator 3 through power-assist porcelain rod 11, moves
Jumped under contact arm movable end, trigger the contact in acting arm and the state relation of stationary contact, realize that contact switch switchs, simultaneously] type
Locating part 7 because continuing inside micro- rotation under self gravitation effect without abutting relation ,] type locating part 7 step move to acting arm activity
The top at end, acted in sitting posture support 6 reset the acting arm of front contact switch in] 7 step lower limit of type locating part, realize contact
The locking of switch motion state;Lower connector departs from temp sensing controller, that is, the external force for pushing convex leg 6-2 is removed, sitting posture
Support 6 reversely rotates under self gravitation effect, the body 6-1 of sitting posture support 6 with] type locating part 7 is outside in the horizontal direction
It is mobile ,] type locating part 7 step be moved outwardly away from contact switch acting arm, the unblock of contact switch acting arm, answered from lock set
, under the state, when double heat-sensitive duplex metal actuators 3 reset, acting arm can go up jump, movable contact and stationary contact state reset, i.e.,
Contact switch resets.
The branch armshaft 6-4 that suspension parts on the described body 6-1 of sitting posture support 6 is cut flat with for both sides, described] type locating part
Suspension component on 7 is the slot 7-1 that ecto-entad extension is inserted for 6 armshaft 6-4 of sitting posture support, passes through branch armshaft 6-
4 with slot 7-1 cooperation will] type locating part 7 hung on sitting posture support 6.Certainly can also use] set on type locating part 7 fulcrum,
Set the scheme of slot on sitting posture support 6, or other suspension solutions also can, only need to realize that locating part 7 is hung on 6, sitting posture support
Body 6-1.The effect that branch armshaft 6-4 both sides cut flat with design is:It is convenient] plugging in fitting from vertical direction of type locating part 7, dress
With rear] type locating part 7 on branch armshaft 6-4 it is rotatable without departing from.
It is second of embodiment of temp sensing controller of the present invention as shown in Figure 6, described] 7 outboard end band of type locating part
Having a center of gravity regulating block 5, center of gravity regulating block 5 can cause] the swing limit effect of type locating part 7 is more preferable, and center of gravity sets easily real partially
Existing, especially existing] when be plastic material, center of gravity becomes apparent type locating part 7, avoid deceptive movement, the validity of guarantee action and surely
It is qualitative, and there is certain shock resistance.
The third embodiment of temp sensing controller of the present invention as shown in Figure 7, it is on the basis of the first embodiment
Spring 8 is additionally arranged ,] outside of type locating part 7 is provided with hanging hole 7-3, spring 8 is connected with hanging hole 7-3, the other end of spring 8 connects
It is connected on main casing 1.Enable] 7 timely Rapid reset of type locating part, fastener phenomenon is avoided, while the annexation of spring 8 is also
Anti-dropout can be played a part of.
Although the present invention is disclosed as above with specific embodiment, but it is not limited to the present invention, any this area
Technical staff, without departing from the spirit and scope of the present invention, can still make a little change and retouching, therefore this hair
Bright protection domain should be defined depending on the scope institute defender of appended claims.
Claims (9)
- A kind of 1. temp sensing controller, it is characterised in that:Including main casing (1), the fixation being fixedly mounted on main casing (1) Plate (2), the heat-sensitive duplex metal actuator (3) being fixedly mounted in fixed plate (2), in the back side annular groove of the main casing (1) Several concentric drums ring electrodes (4) are installed, described concentric drums ring electrode is corresponding on main casing front with being installed on The connection of several lug plates, described one or several lug plates be provided with contact switch, and described contact switch is including quiet Contact, acting arm (9), power-assist porcelain rod (11), with spacing hole (12-1) with the support member (12) of support limit power-assist porcelain rod (11), The movable end of the acting arm as below heat-sensitive duplex metal actuator (3), on described acting arm movable end with can with it is quiet The contact that contact is engaged, the spacing hole (12-1) of power-assist porcelain rod (11) through support member be erected at acting arm and actuator it Between;It is described to include the sitting posture that is rotatably arranged on main casing (1) from lock set also including contact switch from lock set Support (6), suspension are arranged on sitting posture support (6)] type locating part (7), described sitting posture support (6) is including on front and rear sides Portion carries the body (6-1) of suspension parts, in body lower part and to the convex leg (6-2) of inner side extension, the institute on body (6-1) It is state the lower section for being located at suspension parts at the rotation support that sitting posture support (6) is rotatably connected with main casing (1), described] type is spacing On part (7) carry with suspension parts coordinate suspension component, by suspension parts with suspension component cooperation will] type Locating part (7) is hung on sitting posture support (6), described] center of gravity of type locating part (7) be located at it is inclined with branch armshaft (6-4) points of engagement It is external position, described] the lower bottom part inside edge of type locating part (7) is provided with limited step (7-2);With temp sensing controller During the lower connector insertion of cooperation, the convex leg of dynamic sitting posture support (6) (6-2) is outwards pushed, sitting posture support (6) is in main casing (1) Upper rotation so that moved inward in the horizontal direction at the suspension parts on sitting posture support (6) body (6-1), so that outstanding Hang on body (6-1)] type locating part (7) also moves inward in the horizontal direction ,] inner surface of type locating part (7) is by extremely Contact switch acting arm edge, it is standby from lock set;In the contact switch action on the inside of self-locking component, i.e. acting arm activity End is linked under the driving of heat-sensitive duplex metal actuator (3) through power-assist porcelain rod (11), is jumped under acting arm movable end, triggers dynamic touch The state relation of contact and stationary contact on arm, realize that contact switch switchs, simultaneously] type locating part (7) is without abutting relation because existing Continue inwardly micro- rotation under self gravitation effect ,] type locating part (7) step moves to the top of acting arm movable end, in sitting posture support (6) action reset front contact switch acting arm in] type locating part (7) step lower limit, realize contact switch operating state Locking;Lower connector departs from temp sensing controller, that is, the external force for pushing convex leg (6-2) is removed, and sitting posture support (6) is at itself Reversely rotated under Action of Gravity Field, sitting posture support (6) body (6-1) with] type locating part (7) is displaced outwardly in the horizontal direction ,] Type locating part (7) step is moved outwardly away from contact switch acting arm, the unblock of contact switch acting arm, is resetted from lock set, should Under state, when double heat-sensitive duplex metal actuators (3) reset, acting arm can go up jump, movable contact and stationary contact state reset, i.e. contact Switch resets.
- 2. temp sensing controller according to claim 1, it is characterised in that:Described sitting posture support (6) body (6-1) On suspension parts be the branch armshaft (6-4) that cuts flat with of both sides, it is described] the suspension component on type locating part (7) is for sitting posture The slot (7-1) of support (6) branch armshaft (6-4) insertion ecto-entad extension, passes through matching somebody with somebody for branch armshaft (6-4) and slot (7-1) Close will] type locating part (7) hung on sitting posture support (6).
- 3. temp sensing controller according to claim 1 or 2, it is characterised in that:Described stationary contact is fixedly arranged on main casing On body or on corresponding lug plate.
- 4. temp sensing controller according to claim 1 or 2, it is characterised in that:It is described] type locating part (7) it is outer Side is provided with hanging hole (7-3), and spring (8) is connected with hanging hole (7-3), and the other end of spring is connected on main casing (1).
- 5. temp sensing controller according to claim 3, it is characterised in that:It is described] type locating part opens on the outside of (7) There is hanging hole (7-3), spring (8) is connected with hanging hole (7-3), the other end of spring is connected on main casing (1).
- 6. temp sensing controller according to claim 1 or 2, it is characterised in that:Described] type locating part (7) outside End carries center of gravity regulating block (5).
- 7. temp sensing controller according to claim 3, it is characterised in that:Described] type locating part (7) outboard end band There is center of gravity regulating block (5).
- 8. temp sensing controller according to claim 4, it is characterised in that:Described] type locating part (7) outboard end band There is center of gravity regulating block (5).
- 9. temp sensing controller according to claim 5, it is characterised in that:Described] type locating part (7) outboard end band There is center of gravity regulating block (5).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710832825.3A CN107491140B (en) | 2017-09-15 | 2017-09-15 | Temp sensing controller |
Applications Claiming Priority (1)
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CN201710832825.3A CN107491140B (en) | 2017-09-15 | 2017-09-15 | Temp sensing controller |
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CN107491140A true CN107491140A (en) | 2017-12-19 |
CN107491140B CN107491140B (en) | 2019-01-29 |
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CN201710832825.3A Active CN107491140B (en) | 2017-09-15 | 2017-09-15 | Temp sensing controller |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110265258A (en) * | 2019-07-15 | 2019-09-20 | 浙江家泰电器制造有限公司 | Temperature controller |
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CN203914527U (en) * | 2014-06-20 | 2014-11-05 | 浙江家泰电器制造有限公司 | Temp sensing controller |
CN104181956A (en) * | 2013-05-23 | 2014-12-03 | 广东新宝电器股份有限公司 | Temperature control device and liquid heater using same |
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EP1565037A1 (en) * | 2001-02-19 | 2005-08-17 | Strix Limited | Thermally sensitive control for a liquid heating vessel |
CN101634865A (en) * | 2008-07-27 | 2010-01-27 | 宁波好伙伴电器有限公司 | Thermal sensitive temperature control device and liquid heater |
CN102458194A (en) * | 2009-05-07 | 2012-05-16 | 翱泰温控器(深圳)有限公司 | Thermal controls |
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CN110265258A (en) * | 2019-07-15 | 2019-09-20 | 浙江家泰电器制造有限公司 | Temperature controller |
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