CN106653477B - A kind of duplicate protection butterfly shaped dual metal sheet temperature controller - Google Patents
A kind of duplicate protection butterfly shaped dual metal sheet temperature controller Download PDFInfo
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- CN106653477B CN106653477B CN201710071025.4A CN201710071025A CN106653477B CN 106653477 B CN106653477 B CN 106653477B CN 201710071025 A CN201710071025 A CN 201710071025A CN 106653477 B CN106653477 B CN 106653477B
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- Prior art keywords
- metal sheet
- movable contact
- butterfly
- dual metal
- contact spring
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- 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
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- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Thermally Actuated Switches (AREA)
Abstract
Present invention relates particularly to a kind of duplicate protection butterfly shaped dual metal sheet temperature controllers,Including the first butterfly bimetal leaf,Second butterfly bimetal leaf,Upper movable contact spring,Lower movable contact spring,Straight-bar,Hollow posts,∏-shape rod,First butterfly bimetal leaf deformation temperature is less than the second butterfly bimetal leaf,Second butterfly bimetal leaf is thermally deformed non-restoring,Upper movable contact spring abuts upper static contact,Lower movable contact spring abuts lower static contact,Straight-bar top is contacted with the first butterfly bimetal leaf,Bottom end is contacted with upper movable contact spring,Hollow top end is contacted with the second butterfly bimetal leaf,∏-shape rod bottom end is contacted with lower movable contact spring,First butterfly bimetal leaf be heated kick action,Push straight-bar that movable contact spring is made to be detached with upper static contact,Control electric heater power-off,When disk temperature drift is more than initial range,Second butterfly bimetal leaf is heated to the bounce of set temperature processus aboralis and makees,Push ∏-shape rod that lower movable contact spring is made to be detached with lower static contact,Electric heater powers off,Protect electric heater,Prevent fire.
Description
Technical field
The present invention relates to temperature controllers to have technical field, and in particular to a kind of duplicate protection butterfly shaped dual metal sheet temperature control
Device.
Background technology
At present, the construction of general butterfly shaped dual metal sheet temperature controller is by lid, pedestal, movable contact spring, static contact and dish
Shape bimetal leaf is composed.When temperature controller temperature-sensitive reaches set temperature, butterfly shaped dual metal sheet is generated moment by heat expansion principle
Bounce by catch bar, detaches the contact on dynamic and static contact and achievees the purpose that cut off heating power supply, heat source temperature is reduced to
The recovery temperature of setting, butterfly shaped dual metal sheet automatically reset, and power supply is connected.But product fails after using more than projected life,
If contact leakage copper bottom posterior synechia can not disconnect, disk temperature drift is more than initial range, disk not deformation is unable to control cut-out electricity
Road, controlled electric heater are heating always, there is very big security risk.
Invention content
In view of this, in order to solve the problems in the prior art, the present invention proposes a kind of duplicate protection butterfly shaped dual metal sheet
Temperature controller.
The present invention is solved the above problems by following technological means：
A kind of duplicate protection butterfly shaped dual metal sheet temperature controller, including：Metal cover, top base, bottom base, static contact installation
Block, the first butterfly bimetal leaf, the second butterfly bimetal leaf, double Z shaped movable contact spring；
The circle centre position of the second butterfly bimetal leaf is equipped with through-hole；
The first butterfly bimetal leaf is superimposed upon on the second butterfly bimetal leaf；
The first butterfly bimetal leaf is thermally deformed temperature less than the second butterfly bimetal leaf；
The second butterfly bimetal leaf is thermally deformed non-restoring；
First butterfly bimetal leaf, the second butterfly bimetal leaf are pressed on top base by the metal cover；
The top base also accommodates straight-bar, ∏-shape rod；
The top of the ∏-shape rod is fixedly provided with hollow posts；
The top base is equipped with the first pilot hole for accommodating straight-bar, the second pilot hole for accommodating ∏-shape rod；
The double Z shaped movable contact spring is clamped between top base and bottom base；
The static contact mounting blocks are clamped between top base and bottom base；
The static contact mounting blocks top is equipped with static contact；
The static contact mounting blocks bottom end is equipped with lower static contact；
The contact of the upper movable contact spring of the double Z shaped movable contact spring abuts the contact of upper static contact；
The contact of the lower movable contact spring of the double Z shaped movable contact spring abuts the contact of lower static contact；
The straight-bar is contained in the through hole of hollow posts, and the top of straight-bar is contacted with the first butterfly bimetal leaf, bottom end
It is contacted with upper movable contact spring；
The top of the hollow posts is contacted with the second butterfly bimetal leaf, and the bottom end of ∏-shape rod is contacted with lower movable contact spring.
Further, the top base passes through rivet solid lock with bottom base.
Further, the material of the metal cover be stainless steel, copper or aluminium, the ranging from 0.2-0.8mm of thickness.
Further, the material of the static contact mounting blocks is bakelite, PPS, PA66 or ceramics.
Further, the bottom base is additionally provided with reset button, and the second butterfly bimetal leaf pushes ∏ shapes after being thermally deformed
Bar promotes lower movable contact spring to be contacted with reset button.
Compared with prior art, beneficial effects of the present invention are as follows：
First butterfly bimetal leaf is thermally deformed, and pushes straight-bar that upper movable contact spring is promoted to be detached with upper static contact, controls electric heating
Device circuitry cuts connect circuit, and electric heater stops heating, and the heated kick operating temperature of the first butterfly bimetal leaf is less than
Second butterfly bimetal leaf, fails after product uses more than projected life, can not be disconnected as contact leaks copper bottom posterior synechia, disk
Temperature drift is more than initial range, and disk not deformation is unable to control cut-out circuit, and the second butterfly bimetal leaf, which is heated, reaches setting
Kick is acted after temperature, pushes ∏-shape rod that lower movable contact spring is promoted to be detached with lower static contact, electric heater power-off, effective protection electric heating
Device prevents fire.
Description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the present invention, for
For those of ordinary skill in the art, without creative efforts, other are can also be obtained according to these attached drawings
Attached drawing.
Fig. 1 is the explosive view of the present invention；
Fig. 2 is the sectional view of the front view of the present invention；
Fig. 3 is the sectional view of the right view of the present invention.
Reference sign：
1st, metal cover；2nd, top base；3rd, bottom base；4th, static contact mounting blocks；5th, the first butterfly bimetal leaf；6th, the second butterfly
Shape bimetal leaf；7th, double Z shaped movable contact spring；8th, through-hole；9th, straight-bar；10th, ∏-shape rod；11st, hollow posts；12nd, the first pilot hole；13、
Second pilot hole；14th, upper static contact；15th, lower static contact；16th, contact；17th, reset button；18th, upper movable contact spring；19th, it is lower dynamic tactile
Piece.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, below in conjunction with attached drawing and specifically
Embodiment technical scheme of the present invention is described in detail.It should be pointed out that described embodiment is only this hair
Bright part of the embodiment, instead of all the embodiments, based on the embodiments of the present invention, those of ordinary skill in the art are not having
All other embodiments obtained under the premise of creative work are made, shall fall within the protection scope of the present invention.
It is to be appreciated that the orientation or position relationship of the instructions such as term " top ", " bottom " are based on shown in the drawings
Orientation or position relationship, be for only for ease of the description present invention and simplify description rather than instruction or imply signified device or
Element must have specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
Term " first ", " second ", " third " are only used for description purpose, and it is not intended that indicating or implying relatively important
Property or the implicit quantity for indicating indicated technical characteristic.Define as a result, " first ", " second ", " third " feature can
To express or implicitly include one or more this feature.In the description of the present invention, unless otherwise indicated, " one group "
It is meant that two or more.
Embodiment
As shown in Figs. 1-3, a kind of duplicate protection butterfly shaped dual metal sheet temperature controller, including：Metal cover 1, top base 2, lower base
Seat 3, static contact mounting blocks 4, the first butterfly bimetal leaf 5, the second butterfly bimetal leaf 6, double Z shaped movable contact spring 7；
The circle centre position of the second butterfly bimetal leaf 6 is equipped with through-hole 8；
The first butterfly bimetal leaf 5 is superimposed upon on the second butterfly bimetal leaf 6；
The first butterfly bimetal leaf 5 is thermally deformed temperature less than the second butterfly bimetal leaf 6；
The second butterfly bimetal leaf 6 is thermally deformed non-restoring；
First butterfly bimetal leaf 5, the second butterfly bimetal leaf 6 are pressed on top base 2 by the metal cover 1；
The top base 2 also accommodates straight-bar 9, ∏-shape rod 10；
The top of the ∏-shape rod 10 is fixedly provided with hollow posts 11；
The top base 2 is equipped with the first pilot hole 12 for accommodating straight-bar 9, the second pilot hole 13 for accommodating ∏-shape rod 10；
The double Z shaped movable contact spring 7 is clamped between top base 2 and bottom base 3；
The static contact mounting blocks 4 are clamped between top base 2 and bottom base 3；
4 top of static contact mounting blocks is equipped with static contact 14；
4 bottom end of static contact mounting blocks is equipped with lower static contact 15；
The contact 16 of the upper movable contact spring 18 of the double Z shaped movable contact spring 7 abuts the contact 16 of upper static contact 14；
The contact 16 of the lower movable contact spring 19 of the double Z shaped movable contact spring 7 abuts the contact 16 of lower static contact 15；
The straight-bar 9 is contained in the through hole of hollow posts 11, and the top of straight-bar 9 is contacted with the first butterfly bimetal leaf 5,
Bottom end is contacted with upper movable contact spring 18；
The top of the hollow posts 11 is contacted with the second butterfly bimetal leaf 6, the bottom end of ∏-shape rod 10 and lower movable contact spring 19
Contact.
Preferably, the top base 2 passes through rivet solid lock with bottom base 3.
Preferably, the material of the metal cover 1 be stainless steel, copper or aluminium, the ranging from 0.2-0.8mm of thickness.
Preferably, the material of the static contact mounting blocks 4 is bakelite, PPS, PA66 or ceramics.
First butterfly bimetal leaf 5 be heated kick action, push straight-bar 9 upper movable contact spring 18 is promoted to divide with upper static contact 14
From control electric heater power-off, electric heater stops heating, and the heated kick operating temperature of the first butterfly bimetal leaf 5 is less than second
Butterfly bimetal leaf 6, when contact 16 can not disconnect or 5 temperature drift of the first butterfly shaped dual metal sheet be more than initial range, first
5 not deformation of butterfly shaped dual metal sheet is unable to control cut-out circuit, the heated kick after reaching set temperature of the second butterfly bimetal leaf 6
Action pushes hollow posts 11, that is, pushes ∏-shape rod 10 that lower movable contact spring 19 is promoted to be detached with lower static contact 15, and electric heater power-off has
Effect protection electric heater, prevents fire.
Preferably, the bottom base 3 is additionally provided with reset button 17, and the second butterfly bimetal leaf 6 pushes ∏ after being thermally deformed
Shape bar 10 promotes lower movable contact spring 19 to be contacted with reset button 17.It can be by pressing reset button 17,6 shape of the second butterfly bimetal leaf
Become and restore, be powered and connect circuit, device replied normal use.
Second butterfly bimetal leaf 6, which can be set to below -35 degree, to be resetted, and need maintenance personnel's remover apparatus abnormal,
Change temperature controller, you can realize equipment normal work.
Embodiment described above only expresses the several embodiments of the present invention, and description is more specific and detailed, but simultaneously
Cannot the limitation to the scope of the claims of the present invention therefore be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect range.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (5)
1. a kind of duplicate protection butterfly shaped dual metal sheet temperature controller, which is characterized in that including：It is metal cover, top base, bottom base, quiet
Contact mounting blocks, the first butterfly shaped dual metal sheet, the second butterfly shaped dual metal sheet, double Z shaped movable contact spring；
The circle centre position of second butterfly shaped dual metal sheet is equipped with through-hole；
First butterfly shaped dual metal sheet is superimposed upon on the second butterfly shaped dual metal sheet；
First butterfly shaped dual metal sheet is thermally deformed temperature less than the second butterfly shaped dual metal sheet；
Second butterfly shaped dual metal sheet is thermally deformed non-restoring；
First butterfly shaped dual metal sheet, the second butterfly shaped dual metal sheet are pressed on top base by the metal cover；
The top base also accommodates straight-bar, ∏-shape rod；
The top of the ∏-shape rod is fixedly provided with hollow posts；
The top base is equipped with the first pilot hole for accommodating straight-bar, the second pilot hole for accommodating ∏-shape rod；
The double Z shaped movable contact spring is clamped between top base and bottom base；
The static contact mounting blocks are clamped between top base and bottom base；
The static contact mounting blocks top is equipped with static contact；
The static contact mounting blocks bottom end is equipped with lower static contact；
The contact of the upper movable contact spring of the double Z shaped movable contact spring abuts the contact of upper static contact；
The contact of the lower movable contact spring of the double Z shaped movable contact spring abuts the contact of lower static contact；
The straight-bar is contained in the through hole of hollow posts, and the top of straight-bar is contacted with the first butterfly shaped dual metal sheet, bottom end with it is upper
Movable contact spring contacts；
The top of the hollow posts is contacted with the second butterfly shaped dual metal sheet, and the bottom end of ∏-shape rod is contacted with lower movable contact spring.
2. duplicate protection butterfly shaped dual metal sheet temperature controller according to claim 1, which is characterized in that the top base is under
Pedestal passes through rivet solid lock.
3. duplicate protection butterfly shaped dual metal sheet temperature controller according to claim 1, which is characterized in that the material of the metal cover
Matter be stainless steel, copper or aluminium, the ranging from 0.2-0.8mm of thickness.
4. duplicate protection butterfly shaped dual metal sheet temperature controller according to claim 1, which is characterized in that the static contact installation
The material of block is bakelite, PPS, PA66 or ceramics.
5. duplicate protection butterfly shaped dual metal sheet temperature controller according to claim 1, which is characterized in that the bottom base is also set
There are reset button, the second butterfly shaped dual metal sheet to push ∏-shape rod that lower movable contact spring is promoted to be contacted with reset button after being thermally deformed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710071025.4A CN106653477B (en) | 2017-02-09 | 2017-02-09 | A kind of duplicate protection butterfly shaped dual metal sheet temperature controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710071025.4A CN106653477B (en) | 2017-02-09 | 2017-02-09 | A kind of duplicate protection butterfly shaped dual metal sheet temperature controller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106653477A CN106653477A (en) | 2017-05-10 |
| CN106653477B true CN106653477B (en) | 2018-07-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710071025.4A Active CN106653477B (en) | 2017-02-09 | 2017-02-09 | A kind of duplicate protection butterfly shaped dual metal sheet temperature controller |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108400071A (en) * | 2018-05-05 | 2018-08-14 | 中科天工电气控股有限公司 | A kind of dual fail-safe thermal trip |
| CN111128600A (en) * | 2020-01-17 | 2020-05-08 | 杭州科美特传感器有限公司 | A circuit breaking mechanism, a temperature protection circuit breaker and an electric heating appliance |
| CN111370260A (en) * | 2020-04-20 | 2020-07-03 | 佛山市利安达电器有限公司 | A sudden jump type dual temperature control switch |
| CN112802711A (en) * | 2021-02-02 | 2021-05-14 | 佛山市天朋温控器有限公司 | Single-pole double-throw temperature controller |
Citations (7)
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|---|---|---|---|---|
| US3212351A (en) * | 1961-05-29 | 1965-10-19 | Texas Instruments Inc | Thermostatic switch and method of assembly |
| CN201185159Y (en) * | 2008-04-23 | 2009-01-21 | 龙口市汽车风扇离合器厂 | Double temperature-controlled switch |
| CN201311877Y (en) * | 2008-11-17 | 2009-09-16 | 黎智文 | Kick type bipolar temperature controller with double action rods |
| CN202013846U (en) * | 2010-12-25 | 2011-10-19 | 龙口中宇机械有限公司 | Dual-temperature control power switch |
| CN204809122U (en) * | 2015-07-17 | 2015-11-25 | 佛山市天朋温控器有限公司 | Commercial high -power single -pole single -throw temperature controller |
| CN204809120U (en) * | 2015-07-17 | 2015-11-25 | 佛山市天朋温控器有限公司 | Double pole single throw heavy current temperature controller |
| CN105632839A (en) * | 2016-03-16 | 2016-06-01 | 佛山市通宝华龙控制器有限公司 | Double-disk single-operation snap action thermostat |
-
2017
- 2017-02-09 CN CN201710071025.4A patent/CN106653477B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3212351A (en) * | 1961-05-29 | 1965-10-19 | Texas Instruments Inc | Thermostatic switch and method of assembly |
| CN201185159Y (en) * | 2008-04-23 | 2009-01-21 | 龙口市汽车风扇离合器厂 | Double temperature-controlled switch |
| CN201311877Y (en) * | 2008-11-17 | 2009-09-16 | 黎智文 | Kick type bipolar temperature controller with double action rods |
| CN202013846U (en) * | 2010-12-25 | 2011-10-19 | 龙口中宇机械有限公司 | Dual-temperature control power switch |
| CN204809122U (en) * | 2015-07-17 | 2015-11-25 | 佛山市天朋温控器有限公司 | Commercial high -power single -pole single -throw temperature controller |
| CN204809120U (en) * | 2015-07-17 | 2015-11-25 | 佛山市天朋温控器有限公司 | Double pole single throw heavy current temperature controller |
| CN105632839A (en) * | 2016-03-16 | 2016-06-01 | 佛山市通宝华龙控制器有限公司 | Double-disk single-operation snap action thermostat |
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| Publication number | Publication date |
|---|---|
| CN106653477A (en) | 2017-05-10 |
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