CN202975860U - Automatic reset temperature-sensitive controller - Google Patents
Automatic reset temperature-sensitive controller Download PDFInfo
- Publication number
- CN202975860U CN202975860U CN 201220433406 CN201220433406U CN202975860U CN 202975860 U CN202975860 U CN 202975860U CN 201220433406 CN201220433406 CN 201220433406 CN 201220433406 U CN201220433406 U CN 201220433406U CN 202975860 U CN202975860 U CN 202975860U
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- CN
- China
- Prior art keywords
- movable contact
- guide plate
- fixed
- guiding board
- supporting member
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- Expired - Fee Related
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Abstract
The utility model discloses an automatic reset temperature-sensitive controller which comprises the following components: an insulating housing, and a guiding board which is equipped on an end face of the insulating housing, wherein the insulating housing and the guiding board form a closed chamber. The end face of the guiding board is provided with a bimetal sheet which is sleeved on a push rod through a central hole of the guiding board. Two sides of the hole on the guiding board are symmetrically provided with heating components. One end of the push rod contacts with the bimetal sheet, and the other end contacts with a movable contact piece equipped in the chamber. The movable contact piece is fixed with a movable contact piece supporting member and penetrates into the chamber for fixation. A static contact supporting member penetrates into the chamber for fixation. A static contact which is fixed on the static contact supporting member contacts with a movable contact which is fixed on the movable contact piece. Four compressed springs are respectively equipped between the heating components on the guiding board and the movable contact piece supporting member and the static contact supporting member. The automatic reset temperature-sensitive controller has the following advantages: simple structure, easy realization, capability of automatically resetting through power supply switching-off after over-temperature tripping-off, no requirement for maintenance by professional personnel, high use convenience and lower cost.
Description
Technical field
The utility model is related to a kind of overheat protector temperature sensitive control device, specifically a kind of automatically reset temp sensing controller of energy.
Background technology
In order to protect household electrical appliance, prevent from household electrical appliance use, because component is overheated and damages, a temp sensing controller being often installed in household electrical appliance.With the popularization of household electrical appliance, during temp sensing controller is already household electrical appliance, especially in small household appliances, such as water dispenser, water heater, small power electric heater the most frequently used mechanical temperature-control and electric actuator part.And existing solar water heater auxiliary heating overheat protector temp sensing controller（Such as Fig. 1）Typically all it is arranged in electric equipment, solar water container aloft, must cut off the electricity supply during reset again, climb to eminence, opens solar water container shell and SR is pressed with hand the contact in temp sensing controller is in contact and could reset.So general layman can not just operate, and need professional to implement, very inconvenient, practicality.
The content of the invention
The purpose of this utility model：In order to solve the inconvenience that existing solar water heater auxiliary heating overheat protector has to hand-reset with temp sensing controller; the utility model provides a kind of temperature sensitive controller for cut-off automatic recovery; the temperature sensitive controller for cut-off automatic recovery is simple in construction, easily operation.Corresponding power supply only need to be disconnected a little while, temp sensing controller just can realize reset automatically.
The technical solution for realizing the utility model purpose is：One kind automatically resets temp sensing controller, including insulation crust, the guide plate being arranged on insulation crust end face, insulation crust constitutes airtight cavity with guide plate, guide plate end face is provided with bimetal leaf, guide plate center drilling, bimetal leaf is by the borehole jack on push rod, and hole is symmetrically arranged on two with heater element on guide plate；Push rod one end is contacted with bimetal leaf, and the other end is contacted with the movable contact spring in cavity；Movable contact spring and movable contact spring supporting and fixing simultaneously penetrate fixation in cavity, and stationary contact dot point penetrates cavity and fixed, and its stationary contact being fixed on stationary contact dot point is in contact with the movable contact being fixed on movable contact spring；Four springs compressed are separately positioned between the heater element on guide plate and movable contact spring supporting, stationary contact dot point.
The utility model compared with prior art, its remarkable advantage：The utility model is simple in construction, easily realizes, as long as deenergization can automatically reset after excess temperature tripping, is repaired without professional.It is not only easy to use, and cost is relatively low.
Brief description of the drawings
Fig. 1 is the structural representation of the temp sensing controller of existing hand-reset, wherein, Fig. 1 (a) is top view, and Fig. 1 (b) is sectional view.
Fig. 2 is structural representation of the present utility model, wherein, Fig. 2 (a) is top view, and Fig. 2 (b) is sectional view.
Fig. 3 is electrical schematic diagram of the present utility model.
Embodiment
One kind described in the utility model automatically resets temp sensing controller, it includes insulation crust, it is arranged on the spacer on insulation crust end face, insulation crust constitutes airtight cavity with spacer, spacer is enclosed within push rod, push rod one end is contacted with the bimetal leaf being arranged on guide plate, the other end is contacted with the movable contact spring support being arranged on by fixed component in cavity, stationary contact plate rack is arranged in cavity by another fixed component, static contact fixed thereon is in contact with the movable contact spring on movable contact spring support, four springs compressed are separately positioned between guide plate and fixed component, heater element is provided with guide plate.
In order to which contact support is fixedly mounted effectively in limited space, movable contact spring is supported through insulation crust and rivet clasp（Jag riveting）On in cavity, stationary contact is riveted on stationary contact dot point, and stationary contact dot point passes through insulation crust and rivet clasp is arranged in cavity, and stationary contact is in contact with movable contact.Movable contact, stationary contact and binding post are into an entirety.
The utility model mechanical work principle is：When the temp sensing controller temperature that automatically resets, which is increased to bimetal leaf, beats critical, bimetal leaf kick, just push rod is promoted, so as to promoting the movable contact spring support to make the disconnection of movable contact spring and static contact, now the electric current of very little is just by resistance, load on the guide plate with heater element, resistance heating, bimetal leaf is set to maintain tripping state, even if the off-state that two contacts are maintained.Work as deenergization, temperature drop, bimetal leaf kick drives push rod so that movable contact spring is contacted with static contact, that is, resetted, circuit connection now plugs in, electric equipment can be used normally again into reset condition.
The utility model is described in further detail below.
The utility model automatically resets temp sensing controller, including insulation crust 4, the guide plate 3 that is arranged on the end face of insulation crust 4, and insulation crust 4 constitutes airtight cavity with guide plate 3；The end face of guide plate 3 be provided with bimetal leaf 2, the center drilling of guide plate 3, bimetal leaf 2 is by the borehole jack on push rod 10, and hole is symmetrically arranged on two with heater element 11 on guide plate 3；The one end of push rod 10 is contacted with bimetal leaf 2, and the other end is contacted with the movable contact spring 8 in cavity；Movable contact spring 8 is fixed and penetrated in cavity with movable contact spring supporting 9 and fixes, and stationary contact dot point 5 penetrates cavity and fixed, and its stationary contact 6 being fixed on stationary contact dot point 5 is in contact with the movable contact 7 being fixed on movable contact spring 8；Four springs 12 compressed are separately positioned between the heater element 11 on guide plate 3 and movable contact spring supporting 9, stationary contact dot point 5.
The utility model automatically resets temp sensing controller, and the fixed form is rivet clasp.
The utility model is automatically reset temp sensing controller, and aluminium lid 1 is buckled with the insulation crust 4.
The utility model is described in further detail below in conjunction with the accompanying drawings.
Such as Fig. 2, the utility model automatically resets temp sensing controller, including insulation crust 4, guide plate 3, push rod 10, bimetal leaf 2, movable contact spring supporting 9, stationary contact dot point 5, movable contact spring 8, stationary contact 6, movable contact 7, spring 12, aluminium lid 1 and heater element 11.Insulation crust 1 selects bakelite or plastic casing, guide plate 3 is provided with bakelite shell end face, so that bakelite shell and guide plate 3, which is constituted, be provided with heater element 11 on airtight cavity, guide plate 3, this heater element Ceramics and on ceramic member sintered glass glaze resistance material.Centre bore is provided with guide plate 3, it is enclosed within by centre bore on push rod 10, the one end of push rod 10 is contacted with the bimetal leaf 2 being arranged on the end face of guide plate 3, the other end is contacted with the movable contact spring 8 in cavity, movable contact spring 8 rivets with movable contact spring supporting 9 and penetrates cavity rivet clasp, stationary contact dot point 5 penetrates cavity rivet clasp, and its stationary contact 6 being riveted on stationary contact dot point 5 is in contact with being riveted on the movable contact 7 of movable contact spring 8.Four springs 12 compressed are separately positioned between the heater element 11 of guide plate 3 and movable contact spring supporting 9, stationary contact dot point 5, i.e., one end is arranged in the hole on heater element 11, and the other end is arranged on movable contact spring and supported on 9, stationary contact dot point 5.Furthermore, four springs are divided into two groups, and one end of every group of spring is arranged in the hole on heater element 11, and the other end is arranged on movable contact spring and supported on 9, stationary contact dot point 5；The other end of a spring is arranged in movable contact spring supporting 9 in i.e. every group, the other end of another spring is arranged on stationary contact dot point 5.Aluminium lid 1 is finally buckled in bakelite shell upper end by whole controller good seal.
With reference to Fig. 3, when the temp sensing controller temperature that automatically resets, which is increased to bimetal leaf 2, beats critical, the kick of bimetal leaf 2, just push rod 10 is promoted, so as to promoting the movable contact spring 8 movable contact 7 is disconnected with stationary contact 6, now the electric current of very little is just by the guide plate 3 with heater element, heater element 11 generates heat, and bimetal leaf 2 is maintained tripping state, even if the off-state that two contacts are maintained.Work as deenergization, temperature drop, the kick of bimetal leaf 2 drives push rod 10 so that movable contact 7 is contacted with stationary contact 6 on movable contact spring 8, that is, resetted, circuit connection now plugs in, electric equipment can be used normally again into reset condition.
Claims (3)
- The temp sensing controller 1. one kind automatically resets, it is characterised in that：Including insulation crust (4), the guide plate (3) being arranged on insulation crust (4) end face, insulation crust (4) constitutes airtight cavity with guide plate (3)；Guide plate (3) end face is provided with bimetal leaf (2), guide plate (3) center drilling, bimetal leaf (2) is by the borehole jack on push rod (10), and hole is symmetrically arranged on two with heater element (11) on guide plate (3)；Push rod (10) one end is contacted with bimetal leaf (2), and the other end is contacted with the movable contact spring (8) in cavity；Movable contact spring (8) is fixed with movable contact spring supporting (9) and penetrated fixed in cavity, stationary contact dot point (5) penetrates cavity and fixed, and its stationary contact (6) being fixed on stationary contact dot point (5) is in contact with the movable contact (7) being fixed on movable contact spring (8)；Four springs (12) compressed are separately positioned between the heater element (11) on guide plate (3) and movable contact spring supporting (9), stationary contact dot point (5).
- 2. the temp sensing controller according to claim 1 that automatically resets, it is characterised in that：The fixed form is rivet clasp.
- 3. the temp sensing controller according to claim 1 that automatically resets, it is characterised in that：Aluminium lid (1) is buckled with the insulation crust (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220433406 CN202975860U (en) | 2012-08-29 | 2012-08-29 | Automatic reset temperature-sensitive controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220433406 CN202975860U (en) | 2012-08-29 | 2012-08-29 | Automatic reset temperature-sensitive controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202975860U true CN202975860U (en) | 2013-06-05 |
Family
ID=48516913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220433406 Expired - Fee Related CN202975860U (en) | 2012-08-29 | 2012-08-29 | Automatic reset temperature-sensitive controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202975860U (en) |
-
2012
- 2012-08-29 CN CN 201220433406 patent/CN202975860U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20130605 Termination date: 20170829 |