CN100445917C - Temperature sensitive controller of cordless electric heater - Google Patents
Temperature sensitive controller of cordless electric heater Download PDFInfo
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- CN100445917C CN100445917C CNB2006100248534A CN200610024853A CN100445917C CN 100445917 C CN100445917 C CN 100445917C CN B2006100248534 A CNB2006100248534 A CN B2006100248534A CN 200610024853 A CN200610024853 A CN 200610024853A CN 100445917 C CN100445917 C CN 100445917C
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Abstract
The invention discloses a sensitive temperature controller for cable-free electric heater with heat insulation, mainly consists of main plastic housing, fixing board, and lever spring mechanism, the main plastic housing has a set of contact for heating switch, which switched on and off through a lever spring mechanism, form a set of heating circuit loop, the fixing board has a long strip type bimetal actuating piece for heat insulating control, the main plastic housing has a set of heating insulation switch contact, which switched on and off through the heating insulation control bimetal actuating piece, to form a set of heat insulation circuit loop.
Description
Technical field
The present invention relates to a kind of temp sensing controller of cordless electric heater.
Background technology
Chinese invention patent ZL00103897.4, Granted publication day is May 16 calendar year 2001, discloses a kind of heat sensitive overheat protective controller assemblies, it comprises the control body of a molding; The a pair of temperature-sensitive spaced apart from each other overheating protection bimetallic actuator that can reset, be installed in position spaced apart from each other on face of control body, so that in use the good thermo-contact that equates is arranged with described bottom, and the well heater of big vessel anhydrous but switch connection or boil dry produces and can activate when overheated owing to vessel, but then can not activate when to boil water in that container is normal; Two are mounted on the make and break contact of control body, and every group interrelates with a corresponding actuator, and can open it when this actuator activates, thus the power supply of cut-out vessel well heater; Described two actuators activate under essentially identical temperature.Though the heat sensitive overheat protective controller assemblies of this structure has solved the overheating protection problem preferably, does not have heat insulation function, can not satisfy the further demand of people.
Summary of the invention
Technical matters to be solved by this invention provides a kind of temp sensing controller with cordless electric heater of heat insulation function.
For solving the problems of the technologies described above; the present invention is by the following technical solutions: a kind of temp sensing controller of cordless electric heater; comprise the plastics main casing; be fixed on the fixed head on the plastics main casing; arm spring mechanism; at least one overheating protection thermometal braking plate; a thermometal braking plate that is used to control boil water; power supply is awarded electric terminal; the power output terminal that is connected with electric heater; the thermometal braking plate that each overheating protection thermometal braking plate and one are used to control boil water is separately positioned on the two ends of arm spring mechanism and makes the arm spring mechanism action when any one thermometal braking plate action; the plastics main casing is provided with one group of heater switch contact; this heater switch contact is by arm spring mechanism controls closed and disconnected; the utmost point that one end and the power supply of this heater switch contact awarded electric terminal is connected; the other end of this heater switch contact connects with the corresponding utmost point of power output terminal; another utmost point and the power supply of power output terminal award electric terminal another extremely directly be connected or be provided with normally closed switch; constitute one group of heater circuit loop; described fixed head is provided with the preservation and controlling thermometal braking plate of a strip; described plastics main casing is provided with one group of insulation make and break contact; this insulation make and break contact is by preservation and controlling thermometal braking plate control closed and disconnected; the utmost point that one end and the power supply of this insulation make and break contact awarded electric terminal is connected; the other end of this insulation make and break contact connects with the corresponding utmost point of power output terminal, constitutes one group of thermal circuit loop.
Further improvement in the technical proposal, described insulation make and break contact comprises the insulation location-plate, insulation energy storage sheet, the insulation position-limited rack, the insulation adjusting screw(rod), insulation energy storage sheet is installed on the insulation location-plate, the insulation location-plate is connected with the utmost point that power supply is awarded electric terminal, the insulation position-limited rack is installed in two supporting circular holes that the plastics main casing is provided with, the insulation position-limited rack can rotate to an angle around the axle center of supporting circular holes, one end of insulation position-limited rack is provided with loose slot, the external part of insulation energy storage sheet is installed in the loose slot, the other end of insulation position-limited rack is connected with the insulation adjusting screw(rod), insulation energy storage sheet is connected with preservation and controlling thermometal braking plate by the porcelain push rod, insulation energy storage sheet is provided with the contact, the plastics main casing is provided with the insulation static contact that connects with the corresponding utmost point of power output terminal, the insulation static contact be provided be incubated the energy storage sheet on the contact of matching, contact.
The invention has the beneficial effects as follows: because described plastics main casing is provided with one group of insulation make and break contact, this insulation make and break contact is by preservation and controlling thermometal braking plate control closed and disconnected, thereby constitute one group of thermal circuit loop, make the temp sensing controller of cordless electric heater of the present invention have heat insulation function.
In the further improved such scheme, owing in described insulation make and break contact, be provided with insulation location-plate, insulation energy storage sheet, insulation position-limited rack, insulation adjusting screw(rod) etc., constituted the holding temperature regulating device, the holding temperature regulating device can be made adjustment as required in certain temperature range, be closed condition when being transferred to minimum position; Be adjusted to any point in the regulation corner, all can play insulation effect; When being transferred to maximum position, be in the maximum holding temperature of setting, further satisfy the demand of people to different holding temperatures.
The invention will be further described below in conjunction with the drawings and specific embodiments.
Description of drawings
Fig. 1 is the spatial structure partial sectional view of a kind of embodiment of temp sensing controller of cordless electric heater of the present invention.
Fig. 2 is the backsight structural perspective of the temp sensing controller of cordless electric heater among Fig. 1.
Fig. 3 is the general structure decomposing schematic representation of the temp sensing controller of cordless electric heater among Fig. 1.
Fig. 4 is the principle of work synoptic diagram of the temp sensing controller of cordless electric heater among Fig. 1.
Fig. 5 is the circuit theory synoptic diagram of the temp sensing controller of cordless electric heater among Fig. 1.
Fig. 6 is the another kind of heat preserving mode circuit theory synoptic diagram of the temp sensing controller of cordless electric heater of the present invention.
In each accompanying drawing: 1, plastics main casing; 2, fixed head; 3, preservation and controlling thermometal braking plate; 4, overheating protection thermometal braking plate; 5, arm spring mechanism; 6, insulation adjusting screw(rod); 7, insulation position-limited rack; 8, insulation energy storage sheet; 9, be used to control the thermometal braking plate of boil water; 10, power supply is awarded electric terminal; 11, power output terminal; 12, insulation location-plate; 13, porcelain push rod; 14, insulation static contact; 15, contact; 16, contact; 18, adjusting screw; 19, connecting screw rod; 20, extension rod; 21, spacing block set; 22, Ka Tai; 23, the external part of insulation energy storage sheet; 24, brace; 25, limited block; 26, supporting circular holes; 27, boss.
Embodiment
As Fig. 1; Fig. 2; Fig. 3; Fig. 4; shown in Figure 5; a kind of embodiment of the temp sensing controller of cordless electric heater of the present invention; comprise plastics main casing 1; be fixed on the fixed head 2 on the plastics main casing 1; arm spring mechanism 5; two overheating protection thermometal braking plates 4; a thermometal braking plate 9 that is used to control boil water; power supply is awarded electric terminal 10; the power output terminal 11 that is connected with electric heater; the thermometal braking plate 9 that each overheating protection thermometal braking plate 4 and one are used to control boil water is separately positioned on the two ends of arm spring mechanism 5 and makes the arm spring mechanism action when any one thermometal braking plate action; described two overheating protection thermometal braking plates 4 have the uniform temperature difference; plastics main casing 1 is provided with one group of heater switch contact K1; this heater switch contact is by arm spring mechanism 5 control closed and disconnecteds; the utmost point that one end and the power supply of this heater switch contact awarded electric terminal 10 is connected; the other end of this heater switch contact connects with the corresponding utmost point of power output terminal 11; another utmost point and the power supply of power output terminal 11 award electric terminal 10 another extremely directly be connected or be provided with normally closed switch K2; constitute one group of heater circuit loop; described fixed head 2 is provided with the preservation and controlling thermometal braking plate 3 of a strip; described plastics main casing 1 is provided with one group of insulation make and break contact K3; this insulation make and break contact is by preservation and controlling thermometal braking plate 3 control closed and disconnecteds; the utmost point that one end and the power supply of this insulation make and break contact awarded electric terminal 10 is connected; the other end of this insulation make and break contact connects with the corresponding utmost point of power output terminal 11; constitute one group of thermal circuit loop; insulation has two kinds of selection modes; a kind of heat preserving mode is to utilize primary heater R1 to implement insulation (as shown in Figure 5); present embodiment promptly adopts and utilizes primary heater to implement insulation, and another kind of heat preserving mode is to utilize an electrical auxiliary heater R2 to implement insulation (as shown in Figure 6).Can in certain temperature range, make adjustment as required in order to make the insulation make and break contact, described insulation make and break contact can comprise insulation static contact 14, insulation location-plate 12, insulation energy storage sheet 8, insulation position-limited rack 7, insulation adjusting screw(rod) 6, insulation energy storage sheet 8 is installed on the insulation location-plate 12, insulation location-plate 12 is connected with the utmost point that power supply is awarded electric terminal 10, insulation position-limited rack 7 is installed in two supporting circular holes 26 that plastics main casing 1 is provided with, insulation position-limited rack 7 can rotate to an angle around the axle center of supporting circular holes 26, one end of insulation position-limited rack 7 is provided with card platform 22, the external part 23 of insulation energy storage sheet 8 is installed in the below of card platform 22, the other end of insulation position-limited rack 7 is connected with insulation adjusting screw(rod) 6, insulation energy storage sheet 8 is connected with preservation and controlling thermometal braking plate by porcelain push rod 13, insulation energy storage sheet 8 is provided with contact 16, insulation static contact 14 connects with the corresponding utmost point of power output terminal 11 by brace 24, be incubated static contact 14 be provided be incubated energy storage sheet 8 on the contact 15 of matching, contact 16.For more convenient adjusting, described insulation adjusting screw(rod) 6 can be by adjusting screw 18, connecting screw rod 19, extension rod 20 is formed, adjusting screw 18 1 ends are provided with and are incubated the boss 27 that position-limited rack 7 matches and is connected, one end of connecting screw rod 19 is respectively equipped with external thread that the threaded hole that is provided with plastics main casing 1 is connected and the internal thread hole that is connected with adjusting screw 18, the other end of connecting screw rod 19 is provided with oblate, one end of extension rod 20 is respectively equipped with and the flat round hole of the oblate socket that matches of connecting screw rod 19 and the spacing block set 21 that matches with limited block 25 that plastics main casing 1 is provided with, when toward a direction rotating lengthening bar 20, extension rod 20 drives connecting screw rod 19 and rotates, connecting screw rod 19 is being with adjusting screw 18 to move inward, thereby drive insulation position-limited rack 7 turns an angle around the axle center of supporting circular holes 26, otherwise when opposite spin extension rod 20, extension rod 20 drives connecting screw rod 19 and rotates, connecting screw rod 19 is being with adjusting screw 18 outward movment, thereby drive the axle center counter-rotation certain angle of insulation position-limited rack 7 around supporting circular holes 26, the card platform 22 of reporting warm position-limited rack 7 one ends is to lower compression insulation energy storage sheet 8.
Principle of work of the present invention is: as shown in Figure 4, when after water or other food boil or boils, needing to be incubated, the knob that will be connected with insulation adjusting screw(rod) 6 places certain holding temperature, insulation circuit on the temperature controller will participate in heat insulation work, when the temperature of water in the container or food rises or drops to certain temperature, the temperature of Lian Xi electric heater also rises thereupon or descends with it, this temperature will be had the insulation bimetallic strip 3 on the good fixed head that contacts 2 to sense with electric heater, insulation bimetallic strip 3 is because variation of temperature can produce a certain amount of flexible deformation, thereby certain actuating length is arranged, the porcelain push rod 13 that is connected with insulation bimetallic strip 3 is given insulation 8 one power of energy storage sheet and a certain amount of actuating length, drive insulation energy storage sheet 8 thus and produce kick, disjunction or connection insulation make and break contact, realize the disconnection or the connection of control insulation circuit, thereby keep the electrical equipment inner pressurd vessel to have certain temperature, flexible deformation's amount of the high more insulation bimetallic strip 3 of temperature is big more, and the porcelain push rod 13 that is connected with insulation bimetallic strip 3 gives insulation energy storage sheet 8 compressing power big more.Different holding temperatures was realized by insulation position-limited rack 7 and cooperating of insulation energy storage sheet 8, when the higher holding temperature of needs, rotate insulation adjusting screw(rod) 6, drive insulation position-limited rack 7 turns an angle around the axle center of supporting circular holes 26, report the card platform 22 of warm position-limited rack 7 one ends to give insulation energy storage sheet 8 one less compressing power, make insulation energy storage sheet 8 one of needs reach a bigger actuating length more energetically and could produce kick, thereby at higher temperature disjunction or connection insulation make and break contact; Otherwise when needing lower holding temperature, rotate insulation adjusting screw(rod) 6, drive the axle center counter-rotation certain angle of insulation position-limited rack 7 around supporting circular holes 26, the card platform 22 of insulation position-limited rack 7 one ends gives insulation energy storage sheet 8 one bigger compressing power, make insulation energy storage sheet 8 need a less power and a less actuating length can produce kick, thereby at lower temperature disjunction or connection insulation make and break contact.
Claims (2)
1; a kind of temp sensing controller of cordless electric heater; comprise plastics main casing (1); be fixed on the fixed head (2) on the plastics main casing (1); arm spring mechanism (5); at least one overheating protection thermometal braking plate (4); a thermometal braking plate (9) that is used to control boil water; power supply is awarded electric terminal (10); the power output terminal that is connected with electric heater (11); the thermometal braking plate (9) that each overheating protection thermometal braking plate (4) and one are used to control boil water is separately positioned on the two ends of arm spring mechanism (5) and makes the arm spring mechanism action when any one thermometal braking plate action; it is characterized in that: plastics main casing (1) is provided with one group of heater switch contact; this heater switch contact is by arm spring mechanism (5) control closed and disconnected; the utmost point that one end and the power supply of this heater switch contact awarded electric terminal (10) is connected; the other end of this heater switch contact connects with the corresponding utmost point of power output terminal (11); another utmost point of power output terminal (11) and power supply award electric terminal (10) another extremely directly be connected or be provided with normally closed switch; constitute one group of heater circuit loop; described fixed head (2) is provided with the preservation and controlling thermometal braking plate (3) of a strip; described plastics main casing (1) is provided with one group of insulation make and break contact; this insulation make and break contact is by preservation and controlling thermometal braking plate (3) control closed and disconnected; the utmost point that one end and the power supply of this insulation make and break contact awarded electric terminal (10) is connected; the other end of this insulation make and break contact connects with the corresponding utmost point of power output terminal (11); constitute one group of thermal circuit loop; described insulation make and break contact comprises insulation static contact (14); insulation location-plate (12); insulation energy storage sheet (8); insulation position-limited rack (7); insulation adjusting screw(rod) (6); insulation energy storage sheet (8) is installed on the insulation location-plate (12); insulation location-plate (12) is connected with the utmost point that power supply is awarded electric terminal (10); insulation position-limited rack (7) is installed in two supporting circular holes (26) that plastics main casing (1) is provided with; the axle center that insulation position-limited rack (7) can center on supporting circular holes (26) rotates to an angle; one end of insulation position-limited rack (7) is provided with Ka Tai (22); the external part (23) of insulation energy storage sheet (8) is installed in the below of Ka Tai (22); the other end of insulation position-limited rack (7) is connected with insulation adjusting screw(rod) (6); insulation energy storage sheet (8) is connected with preservation and controlling thermometal braking plate (3) by porcelain push rod (13); insulation energy storage sheet (8) is provided with contact (16); insulation static contact (14) connects with the corresponding utmost point of power output terminal (11), be incubated static contact (14) be provided be incubated energy storage sheet (8) on the contact (15) of matching, contact (16).
2, the temp sensing controller of cordless electric heater according to claim 1, it is characterized in that: described insulation adjusting screw(rod) (6) is by adjusting screw (18), connecting screw rod (19), extension rod (20) is formed, one end of adjusting screw (18) is provided with and is incubated the boss (27) that position-limited rack (7) matches and is connected, one end of connecting screw rod (19) is respectively equipped with external thread that the threaded hole that is provided with plastics main casing (1) is connected and the internal thread hole that is connected with adjusting screw (18), the other end of connecting screw rod (19) is provided with oblate, and an end of extension rod (20) is respectively equipped with and the flat round hole of the oblate socket that matches of connecting screw rod (19) and the spacing block set (21) that matches with limited block (25) that plastics main casing (1) is provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100248534A CN100445917C (en) | 2006-03-15 | 2006-03-15 | Temperature sensitive controller of cordless electric heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100248534A CN100445917C (en) | 2006-03-15 | 2006-03-15 | Temperature sensitive controller of cordless electric heater |
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| Publication Number | Publication Date |
|---|---|
| CN101038495A CN101038495A (en) | 2007-09-19 |
| CN100445917C true CN100445917C (en) | 2008-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2006100248534A Active CN100445917C (en) | 2006-03-15 | 2006-03-15 | Temperature sensitive controller of cordless electric heater |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109965500A (en) * | 2017-12-27 | 2019-07-05 | 宁波诺驰贸易有限公司 | A kind of pipe cleaning tool of the recyclable operation of modified |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1154781A (en) * | 1994-06-09 | 1997-07-16 | 施特里克斯有限公司 | Liquid heating vessels |
| CN1281170A (en) * | 2000-07-25 | 2001-01-24 | 刘鑫浩 | Temp controller for liquid heater |
| CN1300519A (en) * | 1998-03-17 | 2001-06-20 | 施特里克斯有限公司 | Thermally sensitive controller |
| GB2414160A (en) * | 2002-02-26 | 2005-11-23 | Strix Ltd | Thermally sensitive control of electric liquid heating appliances |
| CN2899364Y (en) * | 2006-03-15 | 2007-05-09 | 浙江家泰电器制造有限公司 | Temperature-sensing controller of wireless electric heater |
-
2006
- 2006-03-15 CN CNB2006100248534A patent/CN100445917C/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1154781A (en) * | 1994-06-09 | 1997-07-16 | 施特里克斯有限公司 | Liquid heating vessels |
| CN1294894A (en) * | 1994-06-09 | 2001-05-16 | 施特里克斯有限公司 | Heat-sensitive controller for water-boiling vessel |
| CN1300519A (en) * | 1998-03-17 | 2001-06-20 | 施特里克斯有限公司 | Thermally sensitive controller |
| CN1281170A (en) * | 2000-07-25 | 2001-01-24 | 刘鑫浩 | Temp controller for liquid heater |
| GB2414160A (en) * | 2002-02-26 | 2005-11-23 | Strix Ltd | Thermally sensitive control of electric liquid heating appliances |
| CN2899364Y (en) * | 2006-03-15 | 2007-05-09 | 浙江家泰电器制造有限公司 | Temperature-sensing controller of wireless electric heater |
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| Publication number | Publication date |
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| CN101038495A (en) | 2007-09-19 |
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