CN104992878A - Multifunctional ceramic dual temperature controller and electric heating container using same - Google Patents
Multifunctional ceramic dual temperature controller and electric heating container using same Download PDFInfo
- Publication number
- CN104992878A CN104992878A CN201510446750.6A CN201510446750A CN104992878A CN 104992878 A CN104992878 A CN 104992878A CN 201510446750 A CN201510446750 A CN 201510446750A CN 104992878 A CN104992878 A CN 104992878A
- Authority
- CN
- China
- Prior art keywords
- ceramic shell
- movable
- ceramic
- terminal
- multifunctional
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H37/00—Thermally-actuated switches
- H01H37/02—Details
- H01H37/32—Thermally-sensitive members
- H01H37/52—Thermally-sensitive members actuated due to deflection of bimetallic element
- H01H37/521—Thermally-sensitive members actuated due to deflection of bimetallic element comprising a plurality of bimetals acting in the same direction
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H37/00—Thermally-actuated switches
- H01H37/02—Details
- H01H37/32—Thermally-sensitive members
- H01H37/52—Thermally-sensitive members actuated due to deflection of bimetallic element
- H01H37/54—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting
- H01H2037/549—Details of movement transmission between bimetallic snap element and contact
Landscapes
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Thermally Actuated Switches (AREA)
- Control Of Temperature (AREA)
Abstract
The invention relates to the technical field of temperature controllers, and particularly relates to a multifunctional ceramic dual temperature controller, which comprises a ceramic shell. The upper end opening of the ceramic shell is sleeved with an aluminum cover; the upper end opening of the ceramic shell is internally provided with a guiding support; two groups of broken circuit switches are arranged parallelly inside the ceramic shell below the guiding support; two action rods capable of moving vertically are arranged on the guiding support; lower ends of the two action rods are in linkage with the broken circuit switches respectively; two disc bimetallic sheets are fixed between the guiding support and the aluminum cover; and upper ends of the two action rods are in abutting linkage with the corresponding bimetallic sheets respectively. According to the multifunctional ceramic dual temperature controller, the structure is reasonable, a PTC heating body is adopted to maintain power-off protection in the case of abnormal functions, poor contact generated as conductive metal is likely to oxidize can be avoided, serial connection and parallel connection demand configuration and multilevel control protection can be realized through integrated multilevel configuration, problems of poor safety performance, short service life and small application range of the existing temperature controller are overcome, and the application cost of an electric appliance is reduced.
Description
Technical field
The present invention relates to thermostat technical field, particularly a kind of multifunctional ceramic duplex thermostat, with having opened, this multifunctional ceramic duplex thermostat being used on electric heating vessel simultaneously.
Background technology
Homing position type thermostat is temperature control overheat protector common on current household electrical appliance, has the function of action protection, the permanent open circuit of not power-off, power-off self-resetting voluntarily.Household electrical appliance are generally all installed the homing position type thermostat of tool power-off protection, with the damage protecting the too high or dry combustion method of household electric appliance operation temperature to cause.Along with the progress of technology; the function of household electrical appliance is also day by day complicated; requirement for functional control and security mechanism is also higher; because traditional thermostat function ratio is more single; therefore often need multiple thermostat is installed in an electrical equipment, to play the automatic control functions such as overtemperature protection, power-off insulation, circuit switching.
But, realize electric property requirement by multiple thermostat, to electrical structure layout to arrange requirement higher, overall structure arranges Complex Assembly difficulty, causes the material cost of electrical equipment and processing cost to remain high.And realize switching to electrical function by adjusting temperature controller, although avoid the complicated problem of assembling, it is in frequent use procedure, there is the problem of mechanical wear and precision misalignment, causes thermostat can not realize effective switching and the guarantor of electrical function.And existing thermostat workpiece directly contacts with air mostly, conductive component surface is oxidizable, and overall insulation property are poor, and useful life is shorter, and easily occur critical temperature misalignment during long-time use, its fail safe is also difficult to be protected.
Therefore, prior art has yet to be improved and developed.
Summary of the invention
The object of the invention is to the defect for prior art and deficiency, provide a kind of rational in infrastructure, efficiency of assembling is high, use is flexible, the multifunctional ceramic duplex thermostat of applied range.
For achieving the above object, the present invention is by the following technical solutions:
A kind of multifunctional ceramic duplex thermostat of the present invention, comprises ceramic shell, the upper port of ceramic shell is arranged with aluminium lid, be provided with leading truck in the upper port of described ceramic shell, be provided with two groups of disconnects in the ceramic shell below leading truck side by side; Described leading truck be provided with two can be vertically movable actuating strut, link with disconnect respectively and arrange in the lower end of two actuating struts; Being fixed with two dish-shaped bimetal leafs between described leading truck and aluminium lid, conflicts to link with corresponding bimetal leaf respectively and arranges in the upper end of two actuating struts.
Further, described disconnect comprises the first terminal, second terminal, long rivet, short rivet, movable contact spring and static contact, the first terminal and the second terminal are connected to ceramic shell base plate both sides respectively, long rivet lower end is connected with the first terminal through the base plate of ceramic shell, the stiff end of static contact is connected with the upper end of long rivet, the lower end of short rivet is connected with the second terminal through the base plate of ceramic shell, the stiff end of movable contact spring is connected with the upper end of short rivet, and the movable end of movable contact spring is located at below the movable end of static contact, conflict with the movable end of movable contact spring and be connected in the lower end of described actuating strut.
Further, the movable end of described movable contact spring is provided with moving contact, and the movable end of static contact is provided with the fixed contact coordinated with moving contact.
Further, the bottom surface of described leading truck is provided with bridge joint groove, is embedded with PTC heater in bridge joint groove; The two poles of the earth of described PTC heater are electrically connected with two disconnects respectively.
Further, described ceramic shell is provided with two bridge joint holes corresponding with PTC heater the two poles of the earth respectively, bridge joint is provided with linking springs in hole, conflicting with the two poles of the earth of PTC heater respectively and be electrically connected in two linking springs upper ends, conflicts with the static contact on two disconnects respectively and be electrically connected in the lower end of two linking springs.
Further, a kind of electric heating vessel using described multifunctional ceramic duplex thermostat.
Beneficial effect of the present invention is: the present invention is rational in infrastructure, adopts power-off protection during PTC heater maintenance dysfunction, avoids the loose contact situation of the oxidizable generation of conducting metal; By the integrated configuration of one diversification, realize series, parallel and configure as required and multiple control protection application, overcome existing thermostat poor safety performance, useful life is short, and the problem that range of application is little reduces appliance applications cost.
Accompanying drawing explanation
Fig. 1 is overall cross-sectional view of the present invention;
Fig. 2 is A-A cross-sectional view in Fig. 1;
Fig. 3 is detonation configuration schematic diagram of the present invention.
In figure:
1, ceramic shell; 2, disconnect; 3, leading truck; 11, aluminium lid;
12, bridge joint hole; 21, the first terminal; 22, the second terminal; 23, long rivet;
24, short rivet; 25, movable contact spring; 26, static contact; 27, moving contact;
28, fixed contact; 31, bridge joint groove; 32, PTC heater; 33, actuating strut;
34, linking springs; 35, bimetal leaf.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further illustrated.
A kind of multifunctional ceramic duplex thermostat of the present invention, comprise ceramic shell 1, the upper port of ceramic shell 1 is arranged with aluminium lid 11, in the upper port of described ceramic shell 1, is provided with leading truck 3, in the ceramic shell 1 below leading truck 3, be provided with two groups of disconnects 2 side by side, described leading truck 3 be provided with two can be vertically movable the lower end of actuating strut 33, two actuating struts 33 link with disconnect 2 respectively and arrange, conflict to link with corresponding bimetal leaf 35 respectively and arrange in the upper end being fixed with two dish-shaped bimetal leaf 35, two actuating struts 33 between described leading truck 3 and aluminium lid 11, above-mentioned disconnect 2 comprises the first terminal 21, second terminal 22, long rivet 23, short rivet 24, movable contact spring 25 and static contact 26, the first terminal 21 and the second terminal 22 are connected to ceramic shell 1 base plate both sides respectively, long rivet 23 lower end is connected with the first terminal 21 through the base plate of ceramic shell 1, the stiff end of static contact 26 is connected with the upper end of long rivet 23, the lower end of short rivet 24 is connected with the second terminal 22 through the base plate of ceramic shell 1, the stiff end of movable contact spring 25 is connected with the upper end of short rivet 24, and the movable end of movable contact spring 25 is located at below the movable end of static contact 26, conflict with the movable end of movable contact spring 25 and be connected in the lower end of described actuating strut 33.
Above-mentioned the first terminal 21, long rivet 23, static contact 26, movable contact spring 25, short rivet 24, second terminal 22 is communicated with the complete electrical path of composition disconnect 2 successively, switching node to be opened/closed is formed between movable contact spring 25 movable end wherein and static contact 26 movable end, bimetal leaf 35 is the action drives device of temperature-sensitive memory metal, aluminium lid 11 is with electrical heating component contact and conduct its temperature to bimetal leaf 35, when the temperature arrival critical value of heat generating components, bimetal leaf 35 distortion is beated, sweeping action bar 33 moves downward and makes the movable end of movable contact spring 25 disconnect the connection with static contact 26, thus realize dry combustion method overheat protective function.
The movable end of above-mentioned movable contact spring 25 is provided with moving contact 27, the movable end of static contact 26 is provided with the fixed contact 28 coordinated with moving contact 27, moving contact 27 and fixed contact 28, for avoiding the overcurrent problem of oxidation produced during disconnect 2 opening and closing, prevent hard contact to be oxidized and produce loose contact and the malfunctioning situation of temperature control.。
The bottom surface of above-mentioned leading truck 3 is provided with bridge joint groove 31, is embedded with PTC heater 32 in bridge joint groove 31; The two poles of the earth of described PTC heater 32 are electrically connected with two disconnects 2 respectively; Ceramic shell 1 is provided with two bridge joint holes 12 corresponding with PTC heater 32 the two poles of the earth respectively, linking springs 34 is provided with in bridge joint hole 12, conflict with the two poles of the earth of PTC heater 32 respectively and be electrically connected in two linking springs 34 upper ends, conflict with the static contact 26 on two disconnects 2 respectively and be electrically connected in the lower end of two linking springs 34, PTC heater 32 forms parallel circuits by linking springs 34 and company's disconnect 2;
The embodiment of the present invention one, described disconnect 2 initial condition is normally closed, and movable contact spring 25 and static contact 26 are for being communicated with; When electrical heating part temperatures arrives critical value, two bimetal leafs 35 on leading truck 3 produce beats, and sweeping action bar 33 makes movable contact spring 25 cut off the connection with static contact 26, thus cuts off heater block circuit realiration overheat protective function; Now the first terminal 21 of one of them disconnect 2, long rivet 23, static contact 26, linking springs 34 form path with PTC heater 32, and PTC heater 32 and linking springs 34, the static contact 26 of another disconnect, long rivet 23, the first terminal 21 form path; Thus when disconnect 2 cuts off electrical equipment heater block circuit, PTC heater 32 continues generate heat and conduct to leading truck 3, and then make two bimetal leafs 35 keep beating dissengaged positions, until after hand off general supply, leading truck 3 cooling makes bimetal leaf 35, movable contact spring 25 replys initial condition with the connection of static contact 256.
Embodiments of the invention two, under initial condition, first group of disconnect 2 is normally closed connection, and second group of disconnect 2 is for often to cut-off road, and two groups of disconnects are for being arranged in parallel; The first terminal 21 of first group of disconnect 2, long rivet 23, static contact 26, movable contact spring 25, short rivet 24, second terminal 22 are communicated with successively makes the work of electrical equipment heater block, when the temperature of heater block arrives critical value, aluminium lid 11 transition temperature makes two bimetal leafs 35 beat, and the operating circuit that first group of disconnect 2 cuts off electrical equipment heater block plays overheat protective function; Movable contact spring 25 now in second group of disconnect 2 is connected to form path with static contact 26, and the power supply connecting second group of disconnect 2 makes connection the second electric component work thereon, thus the effect of realizing circuit protecting control and circuit switching controls; In the present embodiment, PTC heater 32 and linking springs 34 are inessential parts, thus when assembling flexible configuration according to the actual requirements, reduce product development cost, improve thermostat range of application.
Above-mentioned ceramic shell 1 acts on dielectric, and PTC heater 32 wherein adopts dual spring electrodes conduct, and without the need to using easy oxidation metal to realize reliable electrical connection, ensure that properties of product of the present invention are reliable, steady quality, electric insulating quality is good, long service life; The disconnect 2 of duplex is met by series, parallel integrated setting applies the multiple protective, the many items chooses demand for control that are, and saved production cost and deployment cost, reasonable integral structure is compact, easy to assembly, and assembly precision is high.
A kind of electric heating vessel using described multifunctional ceramic duplex thermostat.
The above is only better embodiment of the present invention, therefore all equivalences done according to structure, feature and the principle described in patent claim of the present invention change or modify, and are included in patent claim of the present invention.
Claims (6)
1. multifunctional ceramic duplex thermostat, comprise ceramic shell (1), the upper port of ceramic shell (1) is arranged with aluminium lid (11), it is characterized in that: in the upper port of described ceramic shell (1), be provided with leading truck (3), in the ceramic shell (1) of leading truck (3) below, be provided with two groups of disconnects (2) side by side; Described leading truck (3) be provided with two can be vertically movable actuating strut (33), link with disconnect (2) respectively and arrange in the lower end of two actuating struts (33); Being fixed with two dish-shaped bimetal leafs (35) between described leading truck (3) and aluminium lid (11), conflicts to link with corresponding bimetal leaf (35) respectively and arranges in the upper end of two actuating struts (33).
2. multifunctional ceramic duplex thermostat according to claim 1, it is characterized in that: described disconnect (2) comprises the first terminal (21), second terminal (22), long rivet (23), short rivet (24), movable contact spring (25) and static contact (26), the first terminal (21) and the second terminal (22) are connected to ceramic shell (1) base plate both sides respectively, long rivet (23) lower end is connected with the first terminal (21) through the base plate of ceramic shell (1), the stiff end of static contact (26) is connected with the upper end of long rivet (23), the lower end of short rivet (24) is connected with the second terminal (22) through the base plate of ceramic shell (1), the stiff end of movable contact spring (25) is connected with the upper end of short rivet (24), and the movable end of movable contact spring (25) is located at below the movable end of static contact (26), conflict with the movable end of movable contact spring (25) and be connected in the lower end of described actuating strut (33).
3. multifunctional ceramic duplex thermostat according to claim 2, it is characterized in that: the movable end of described movable contact spring (25) is provided with moving contact (27), the movable end of static contact (26) is provided with the fixed contact (28) coordinated with moving contact (27).
4. multifunctional ceramic duplex thermostat according to claim 1, is characterized in that: the bottom surface of described leading truck (3) is provided with bridge joint groove (31), is embedded with PTC heater (32) in bridge joint groove (31); The two poles of the earth of described PTC heater (32) are electrically connected with two disconnects (2) respectively.
5. multifunctional ceramic duplex thermostat according to claim 4, it is characterized in that: described ceramic shell (1) is provided with two bridge joint holes (12) corresponding with PTC heater (32) the two poles of the earth respectively, linking springs (34) is provided with in bridge joint hole (12), conflicting with the two poles of the earth of PTC heater (32) respectively and be electrically connected in two linking springs (34) upper ends, conflicts with the static contact (26) on two disconnects (2) respectively and be electrically connected in the lower end of two linking springs (34).
6. one kind uses the electric heating vessel of the arbitrary described multifunctional ceramic duplex thermostat of claim 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510446750.6A CN104992878B (en) | 2015-07-24 | 2015-07-24 | Multifunctional ceramic duplex temperature controller and the electric heating vessel using the temperature controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510446750.6A CN104992878B (en) | 2015-07-24 | 2015-07-24 | Multifunctional ceramic duplex temperature controller and the electric heating vessel using the temperature controller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104992878A true CN104992878A (en) | 2015-10-21 |
| CN104992878B CN104992878B (en) | 2018-03-20 |
Family
ID=54304680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510446750.6A Expired - Fee Related CN104992878B (en) | 2015-07-24 | 2015-07-24 | Multifunctional ceramic duplex temperature controller and the electric heating vessel using the temperature controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104992878B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105845501A (en) * | 2016-06-12 | 2016-08-10 | 苏州华旃航天电器有限公司 | Strong-sealing thermal protector |
| CN106409541A (en) * | 2016-09-22 | 2017-02-15 | 防城港市港口区思达电子科技有限公司 | Contact structure having non-0 rigid separation speed |
| CN108175287A (en) * | 2018-01-18 | 2018-06-19 | 广东小豚电器科技有限公司 | A kind of two-phase open circuit electrothermal tube temperature controller assembly |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102010002325A1 (en) * | 2009-04-07 | 2010-10-14 | Polycontact Ag | Electric switch element for operating rear window heaters or seat heaters and indicator relays in motor vehicles, e.g. motorcycles, has plunger, which is axially adjustable against restoring force of spring supported within housing |
| CN102456507A (en) * | 2010-10-25 | 2012-05-16 | 何爱嫣 | Temperature controller |
| CN203325801U (en) * | 2013-06-03 | 2013-12-04 | 长沙市新东南电器科技有限公司 | Thermistor-based deenergizing, cooling and resetting type temperature controller |
| CN103762114A (en) * | 2013-11-11 | 2014-04-30 | 创乐电子实业（惠州）有限公司 | Microswitch |
| CN204424164U (en) * | 2015-01-19 | 2015-06-24 | 佛山市川东磁电股份有限公司 | A kind of new ceramics PTC thermostat |
-
2015
- 2015-07-24 CN CN201510446750.6A patent/CN104992878B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102010002325A1 (en) * | 2009-04-07 | 2010-10-14 | Polycontact Ag | Electric switch element for operating rear window heaters or seat heaters and indicator relays in motor vehicles, e.g. motorcycles, has plunger, which is axially adjustable against restoring force of spring supported within housing |
| CN102456507A (en) * | 2010-10-25 | 2012-05-16 | 何爱嫣 | Temperature controller |
| CN203325801U (en) * | 2013-06-03 | 2013-12-04 | 长沙市新东南电器科技有限公司 | Thermistor-based deenergizing, cooling and resetting type temperature controller |
| CN103762114A (en) * | 2013-11-11 | 2014-04-30 | 创乐电子实业（惠州）有限公司 | Microswitch |
| CN204424164U (en) * | 2015-01-19 | 2015-06-24 | 佛山市川东磁电股份有限公司 | A kind of new ceramics PTC thermostat |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105845501A (en) * | 2016-06-12 | 2016-08-10 | 苏州华旃航天电器有限公司 | Strong-sealing thermal protector |
| CN106409541A (en) * | 2016-09-22 | 2017-02-15 | 防城港市港口区思达电子科技有限公司 | Contact structure having non-0 rigid separation speed |
| CN108175287A (en) * | 2018-01-18 | 2018-06-19 | 广东小豚电器科技有限公司 | A kind of two-phase open circuit electrothermal tube temperature controller assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104992878B (en) | 2018-03-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104992878A (en) | Multifunctional ceramic dual temperature controller and electric heating container using same | |
| CN203325801U (en) | Thermistor-based deenergizing, cooling and resetting type temperature controller | |
| DK2747110T3 (en) | Temperature Protection Circuit | |
| CN104217897A (en) | Spring-type power failure restoration temperature control switch capable of controlling two kinds of circuits | |
| CN104681314A (en) | Electrical Contactor, Movable Contact Assembly And Method For Using Electric Contactor | |
| CN201122558Y (en) | Temperature current protector | |
| CN101685722B (en) | Double temperature-sensing power-off circuit protection structure | |
| CN203826287U (en) | Thermistor three-pole temperature controller | |
| CN100356652C (en) | Overload protector of single-phase AC motor | |
| CN101510483B (en) | Kick type temperature controller | |
| CN103280377B (en) | Micromechanical switch-based temperature protection device | |
| CN104217895A (en) | Spring-type power failure restoration temperature control switch capable of controlling multiple load circuits | |
| CN204012021U (en) | The attaching plug of belt switch | |
| CN204230166U (en) | A kind of contactor | |
| CN205863092U (en) | A kind of adaptive temperature controller of one riveting | |
| CN101345160B (en) | Double-pole single-throw type temperature controller | |
| CN203910714U (en) | Load protection device capable of transient quick-tripping in the case of overtemperature and overload | |
| AU2377199A (en) | Temperature-dependent switch | |
| CN204857582U (en) | Novel multi -functional temperature controller and use electric heat container of this temperature controller | |
| CN204424164U (en) | A kind of new ceramics PTC thermostat | |
| CN101685723B (en) | Circuit protection structure with double temperature induction switching-off | |
| CN102779685A (en) | Single-contact external compressor protector | |
| CN207183192U (en) | A kind of current over-load protector structure | |
| CN101728121B (en) | Dual temperature sensing cutoff circuit protective device | |
| GB2209100A (en) | Switching system for electric heating assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180320 |