CN107017122A - A kind of band liquid-filled temperature control device of PTC power-off restorations - Google Patents
A kind of band liquid-filled temperature control device of PTC power-off restorations Download PDFInfo
- Publication number
- CN107017122A CN107017122A CN201710344278.4A CN201710344278A CN107017122A CN 107017122 A CN107017122 A CN 107017122A CN 201710344278 A CN201710344278 A CN 201710344278A CN 107017122 A CN107017122 A CN 107017122A
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- China
- Prior art keywords
- reed
- cavity
- lug plate
- ptc
- contact
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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
- H01H37/36—Thermally-sensitive members actuated due to expansion or contraction of a fluid with or without vaporisation
- H01H37/40—Thermally-sensitive members actuated due to expansion or contraction of a fluid with or without vaporisation with diaphragm
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H37/00—Thermally-actuated switches
- H01H37/02—Details
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H37/00—Thermally-actuated switches
- H01H37/02—Details
- H01H37/64—Contacts
- H01H37/70—Resetting means
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- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Thermally Actuated Switches (AREA)
Abstract
The present invention relates to temperature controller technical field, refer in particular to a kind of band liquid-filled temperature control device of PTC power-off restorations, including heat-transfer device, cavity one, cavity two, lug plate one and lug plate two, it is provided with cavity two and determines contact, moving contact, reed, bimetal leaf, PTC chip and conducting strip, determine contact to be correspondingly arranged with moving contact, determine contact and be connected to lug plate one, moving contact is on reed, reed is connected to lug plate two, it is connected at the top of PTC chip by bimetal leaf with reed, PTC chip bottom is connected by conducting strip with lug plate one, bimetal leaf one end is fixed on reed, the overhead kick of the other end and reed is correspondingly arranged, lug plate one, determine contact, moving contact, reed and the composition contact of lug plate two loop, lug plate one, conducting strip, PTC chip, reed and the composition PTC of lug plate two loops, liquid temperature sensing medium is filled with cavity one, the top of cavity one is correspondingly arranged with temperature sensing device, the bottom of cavity one is contacted on reed by thimble.With temperature protection function.
Description
Technical field
The present invention relates to temperature controller technical field, a kind of band liquid-filled temperature control device of PTC power-off restorations is refered in particular to.
Background technology
At present, many electric equipment products all employ temperature controller, and temperature controller controls to touch by experiencing the temperature of electric equipment products
The folding of point, so that the folding of control apparatus heater circuit, to reach the control and protective effect to appliance circuit.
The existing mechanical temperature controller of in the market is typically all that the principle expanded with heat and contract with cold using bimetal leaf is made, mechanically
Temperature controller is mainly used in the heating electrical appliance of immersion heater, and its operation principle is：It is double when temperature is raised to a certain extent (during overtemperature)
Sheet metal produces deformation and movable contact is in released state with stationary contact, and circuit disconnects, and is no longer heat up, when temperature drop to one
When determining degree, bimetal leaf resets, so as to drive movable contact to be in connected state again with stationary contact, heater circuit continues work
Make.Using such structure setting, if mechanical temperature controller so repeatedly disconnects and connected, finally immersion heater burns water
It is dry, there is great potential safety hazard, and the energy is wasted, the service life of mechanical temperature controller is also reduced, is used very not
It is convenient.
Finally, the concept of power-off protection is occurred in that, people use temperature controller with manual reset, using Thermal Cutoffs as disconnected
Electric protective component, the certain effect of acquirement, but this temperature controller with manual reset, there is performance not using Thermal Cutoffs product
Stable, potential safety hazard is big, shelf life low defect.
The content of the invention
For problem above, the invention provides a kind of band liquid-filled temperature control device of PTC power-off restorations, by cavity one
Interior liquid filling body temperature sensing medium, liquid temperature sensing medium can gasify at a certain temperature, change air pressure in cavity one, so that real
Existing power down function, remains off circuit, it is necessary to which power-off can just make circuit communication manually, has after power-off by PTC chip
Have temperature protection, overtemperature protection, it is anti-the function such as dryout, its is simple in construction, use safety and reliability.
To achieve these goals, the technical solution adopted by the present invention is as follows：
A kind of band liquid-filled temperature control device of PTC power-off restorations, including heat-transfer device, cavity one, cavity two, lug plate one and wiring
Provided with contact, moving contact, reed, bimetal leaf, PTC chip and conducting strip is determined in piece two, cavity two, contact and moving contact pair are determined
It should set, determine contact and be connected to lug plate one, moving contact is on reed, and reed is connected to logical at the top of lug plate two, PTC chip
Cross bimetal leaf to be connected with reed, PTC chip bottom is connected by conducting strip with lug plate one, spring is fixed in bimetal leaf one end
On piece, the overhead kick of the other end and reed is correspondingly arranged, lug plate one, determine contact, moving contact, reed and lug plate two composition contact
Liquid temperature-sensitive is filled with loop, lug plate one, conducting strip, PTC chip, reed and the composition PTC of lug plate two loops, cavity one
Medium, the top of cavity one is correspondingly arranged with temperature sensing device, and the bottom of cavity one is contacted on reed by thimble.
Furthermore, the cavity one is correspondingly arranged the cavity for constituting closing by top cover and diaphragm, and diaphragm contacts at top
At the top of pin, thimble bottom is contacted on reed.
Furthermore, the cavity two is correspondingly arranged by guide plate with pedestal is constituted, and guide plate is set provided with corresponding with thimble
The through hole put.
Furthermore, the temperature sensing device includes copper capillary tube, and capillary copper is stated thin in copper capillary tube one end in cavity one
The pipe other end is outside cavity one.
Furthermore, the lug plate one is connected the through hole of external circuit with being respectively equipped with lug plate two.
Furthermore, described bimetal leaf one end is fixed on reed by rivet, the overhead kick pair of the other end and reed
It should set.
Beneficial effect of the present invention：
The present invention is using such structure setting, and by the liquid filling body temperature sensing medium in cavity one, liquid temperature sensing medium is one
Determine to gasify at temperature, change air pressure in cavity one, so as to promote thimble downward actuation by diaphragm, make to determine contact with moving
Contact separate, realize contact loop power off, after power-off, PTC chip is heated by PTC loops, make sheet metal be heated to
Under catch on the overhead kick of reed, remain off circuit, it is necessary to manually power-off could PTC chip cooling, reed is resetted
Can connect contact loop circuit, with temperature protection, overtemperature protection, it is anti-the function such as dryout, its is simple in construction, using safer
Reliably, it is highly suitable for plate type heating utensil.
Brief description of the drawings
Fig. 1 is overall structure sectional view of the present invention；
Fig. 2 is circuit communication state diagram of the present invention；
Fig. 3 is circuit off-state figure of the present invention.
1. top cover；2. diaphragm；3. copper capillary tube；4. pedestal；5. thimble；6. guide plate；7. lug plate one；8. determine contact；9.
Moving contact；10. reed；11. rivet；12. bimetal leaf；13.PTC chips；14. conducting strip；15. lug plate two；16. cavity
One；17. cavity two；18. overhead kick；70. through hole.
Embodiment
Technical scheme is illustrated with embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1 to Figure 3, it is of the present invention including temperature sensing device, cavity 1, cavity 2 17, lug plate 1 with connecing
It is provided with line piece 2 15, cavity 2 17 and determines contact 8, moving contact 9, reed 10, bimetal leaf 12, PTC chip 13 and conducting strip 14,
Determine contact 8 to be correspondingly arranged with moving contact 9, determine contact 8 and be connected to lug plate 1, moving contact 9 is on reed 10, and reed 10 connects
Lug plate 2 15 is connected to, the top of PTC chip 13 is connected by bimetal leaf 12 with reed 10, and the bottom of PTC chip 13 passes through conduction
Piece 14 is connected with lug plate 1, and the one end of bimetal leaf 12 is fixed on reed 10, and the other end is corresponding with the overhead kick 18 of reed 10 to be set
Put, lug plate 1, determine contact 8, moving contact 9, reed 10 and lug plate 2 15 composition contact loop, lug plate 1, conducting strip
14th, liquid temperature sensing medium, cavity are filled with PTC chip 13, reed 10 and the composition PTC of lug plate 2 15 loops, cavity 1
One 16 tops are correspondingly arranged with temperature sensing device, and the bottom of cavity 1 is contacted on reed 10 by thimble 5.
Operation principle of the present invention is as follows：
When determining contact 8 and moving contact 9 is in closure state, now contact loop circuit is connected, and when equipment heating, passes through heat conduction
Device to the liquid temperature sensing medium in cavity 1 to row heat conduction, when temperature, which rises, reaches liquid gasification point, in cavity 1
Air pressure increase sharply, promote thimble 5 to move downward, actuating spring 10 downwards, makes to determine contact 8 to be in moving contact 9 thimble 5 again
Released state, powers off contact loop, after power-off, PTC chip 13 is heated by PTC loops, and PTC chip 13 starts work
Make, rapid heating makes bimetal leaf 12 is heated to be bent downwardly the overhead kick 18 caught on reed 10, make to determine contact 8 and moving contact is protected
Holding the cooling of the liquid temperature sensing medium in disconnection, cavity 1 resets thimble 5, if power supply is always maintained at, the contact of temperature control device
Loop will continue off-position, now can only be by cutting off the electricity supply, and PTC chip 13 could stop heating, and bimetal leaf 12 is upward
Multiple original state is flexed back to, makes to determine contact 8 and is connected with the closure of moving contact 9, manual power-off restoration defencive function is reached, with temperature
Protection, overtemperature protection, it is anti-the function such as dryout, its is simple in construction, using safety and reliability, is highly suitable for plate type heating utensil.
The liquid temperature sensing medium is mixed come real in any proportion by the chemical agent such as water or ethanol or glycerine or paraxylene
Existing a variety of mixed liquor boiling points.For example, 60% paraxylene mixed with 20% water with 20% ethanol after gained liquid temperature sensing medium
Boiling point be 90 degrees Celsius.
More specifically, the cavity 1 is correspondingly arranged the cavity for constituting closing by top cover 1 and diaphragm 2, and diaphragm 2 is contradicted
In the top of thimble 5, the bottom of thimble 5 is contacted on reed 10.When equipment heating, by heat-transfer device to liquid temperature sensing medium to row
Heat conduction, when temperature, which rises, reaches liquid gasification point, the air pressure in cavity 1 increases sharply, and diaphragm 2 outwards expands against top
Pin 5 is in released state with moving contact 9 downwards, so as to realize and determine contact 8, powers off contact loop.
More specifically, the cavity 2 17 is correspondingly arranged by guide plate 6 with pedestal 4 is constituted, and guide plate 6 is provided with and thimble 5
The through hole being correspondingly arranged.The top of thimble 5 is contradicted with diaphragm 2, and what bottom was through on guide plate 6 logical also contradicts with reed 10.
More specifically, the heat-transfer device includes copper capillary tube 3, and the one end of copper capillary tube 3 is in cavity 1, capillary copper
The other end of tubule 3 is outside cavity 1.Heat conduction is carried out to the liquid temperature sensing medium in cavity 1 by copper capillary tube 3, made
Liquid temperature sensing medium temperature, which rises, reaches that liquid gasification is acted on.
More specifically, the lug plate 1 is connected the through hole 70 of external circuit with being respectively equipped with lug plate 2 15.It is logical
Cross the wire that through hole 70 is easy to connect external circuit.
More specifically, described one end of bimetal leaf 12 is fixed on reed 10 by rivet 11, the other end and reed 10
Overhead kick 18 be correspondingly arranged.It is easy to adjust the positional distance between bimetal leaf 12 and reed 10, while also allowing for changing double gold
Belong to piece 12.
Embodiments of the invention are described above in association with accompanying drawing, but the invention is not limited in above-mentioned specific
Embodiment, above-mentioned embodiment is only schematical, rather than restricted, one of ordinary skill in the art
Under the enlightenment of the present invention, in the case of present inventive concept and scope of the claimed protection is not departed from, it can also make a lot
Form, these are belonged within protection scope of the present invention.
Claims (6)
1. a kind of band liquid-filled temperature control device of PTC power-off restorations, it is characterised in that including heat-transfer device, cavity one (16), cavity
It is provided with two (17), lug plate one (7) and lug plate two (15), the cavity two (17) and determines contact (8), moving contact (9), reed
(10), bimetal leaf (12), PTC chip (13) and conducting strip (14), described to determine contact (8) and be correspondingly arranged with moving contact (9), institute
State and determine contact (8) and be connected to lug plate one (7), the moving contact (9) is on reed (10), and reed (10) is connected to lug plate
It is connected at the top of two (15), the PTC chip (13) by bimetal leaf (12) with reed (10), PTC chip (13) bottom
Be connected by conducting strip (14) with lug plate one (7), described bimetal leaf (12) one end is fixed on reed (10), the other end with
The overhead kick (18) of reed (10) is correspondingly arranged, and the lug plate one (7), determines contact (8), moving contact (9), reed (10) and wiring
Piece two (15) composition contact loop, the lug plate one (7), conducting strip (14), PTC chip (13), reed (10) and lug plate
It is filled with two (15) composition PTC loops, the cavity one (16) at the top of liquid temperature sensing medium, the cavity one (16) and temperature-sensitive
Device is correspondingly arranged, and described (16) bottom of cavity one is contacted on reed (10) by thimble (5).
2. a kind of band liquid-filled temperature control device of PTC power-off restorations according to claim 1, it is characterised in that the cavity
One (16) are correspondingly arranged the cavity for constituting closing by top cover (1) and diaphragm (2), and the diaphragm (2) is contacted at the top of thimble (5),
Thimble (5) bottom is contacted on reed (10).
3. a kind of band liquid-filled temperature control device of PTC power-off restorations according to claim 1, it is characterised in that the cavity
Two (17) are correspondingly arranged with pedestal (4) by guide plate (6) and constituted, and the guide plate (6) is provided with and leading to that thimble (5) is correspondingly arranged
Hole.
4. a kind of band liquid-filled temperature control device of PTC power-off restorations according to claim 1, it is characterised in that the heat conduction
Device includes copper capillary tube (3), and described copper capillary tube (3) one end is in cavity one (16), copper capillary tube (3) other end
Located at cavity one (16) outside.
5. a kind of band liquid-filled temperature control device of PTC power-off restorations according to claim 1, it is characterised in that the wiring
Piece one (7) is connected the through hole (70) of external circuit with being respectively equipped with lug plate two (15).
6. a kind of band liquid-filled temperature control device of PTC power-off restorations according to claim 1, it is characterised in that double gold
Category piece (12) one end is fixed on reed (10) by rivet (11), and the overhead kick (18) of the other end and reed (10) is correspondingly arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710344278.4A CN107017122A (en) | 2017-05-16 | 2017-05-16 | A kind of band liquid-filled temperature control device of PTC power-off restorations |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710344278.4A CN107017122A (en) | 2017-05-16 | 2017-05-16 | A kind of band liquid-filled temperature control device of PTC power-off restorations |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107017122A true CN107017122A (en) | 2017-08-04 |
Family
ID=59449077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710344278.4A Pending CN107017122A (en) | 2017-05-16 | 2017-05-16 | A kind of band liquid-filled temperature control device of PTC power-off restorations |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107017122A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114899042A (en) * | 2022-05-31 | 2022-08-12 | 无锡市润业电器有限公司 | High accurate liquid that resets rises formula temperature controller |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101925973A (en) * | 2008-01-28 | 2010-12-22 | 打矢恒温器株式会社 | Thermal protector |
| CN106030745A (en) * | 2014-02-25 | 2016-10-12 | 打矢恒温器株式会社 | Temperature switch |
| CN106373828A (en) * | 2016-11-24 | 2017-02-01 | 佛山通宝华盛电热控制器有限公司 | Double-probe pressure type manual reset temperature limiter |
| CN206774452U (en) * | 2017-05-16 | 2017-12-19 | 佛山市高明欧一电子制造有限公司 | A kind of band liquid-filled temperature control device of PTC power-off restorations |
-
2017
- 2017-05-16 CN CN201710344278.4A patent/CN107017122A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101925973A (en) * | 2008-01-28 | 2010-12-22 | 打矢恒温器株式会社 | Thermal protector |
| CN106030745A (en) * | 2014-02-25 | 2016-10-12 | 打矢恒温器株式会社 | Temperature switch |
| CN106373828A (en) * | 2016-11-24 | 2017-02-01 | 佛山通宝华盛电热控制器有限公司 | Double-probe pressure type manual reset temperature limiter |
| CN206774452U (en) * | 2017-05-16 | 2017-12-19 | 佛山市高明欧一电子制造有限公司 | A kind of band liquid-filled temperature control device of PTC power-off restorations |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114899042A (en) * | 2022-05-31 | 2022-08-12 | 无锡市润业电器有限公司 | High accurate liquid that resets rises formula temperature controller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180416 Address after: 528500 Taihua Road 6, Ho Cheng street, Gaoming District, Foshan, Guangdong province (factory 1) Applicant after: Ouyi Electric Manufacturing Factory, Co., Ltd., Foshan Address before: 528500 Taihua Road, Gaoming Cangjiang Industrial Park, Foshan, Guangdong Applicant before: Foshan City Gaoming Ouyi Electronic Manufacture Co., Ltd. |
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| TA01 | Transfer of patent application right | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170804 |
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| RJ01 | Rejection of invention patent application after publication |