CN206774450U - A kind of temperature control device of band PTC power-off restorations - Google Patents
A kind of temperature control device of band PTC power-off restorations Download PDFInfo
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- CN206774450U CN206774450U CN201720527935.4U CN201720527935U CN206774450U CN 206774450 U CN206774450 U CN 206774450U CN 201720527935 U CN201720527935 U CN 201720527935U CN 206774450 U CN206774450 U CN 206774450U
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- binding post
- touching plate
- fixed touching
- bimetal leaf
- fixed
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Abstract
It the utility model is related to temperature controller technical field, refer in particular to a kind of temperature control device of band PTC power-off restorations, including fixed touching plate, binding post and bimetal leaf, fixed touching plate is fixedly connected with binding post by insulating fixing device insulation, fixed touching plate on binding post with being respectively equipped with external circuit connecting hole, bimetal leaf one end is fixedly connected on binding post, the bimetal leaf other end is provided with moving contact, PTC chip and static contact are fixed with fixed touching plate, PTC chip electrically connects with bimetal leaf, moving contact is correspondingly arranged with static contact, fixed touching plate, static contact, moving contact, bimetal leaf and binding post composition contact loop, fixed touching plate, PTC chip, bimetal leaf and binding post composition PTC loops.The utility model is by using power-off protection device of the PTC chip as temperature controller, in over temperature and heat, it is necessary to which work could be resetted after powering off, have temperature protection, overtemperature protection, it is anti-the function such as dryout, its is simple in construction, uses safety and reliability.
Description
Technical field
Temperature controller technical field is the utility model is related to, refers in particular to a kind of temperature control device of band PTC power-off restorations.
Background technology
At present, many electric equipment products all employ temperature controller, and temperature controller is controlled tactile by experiencing the temperature of electric equipment products
The folding of point, so as to 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 raises 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 drops to one
When determining degree, bimetal leaf resets, and so as to drive movable contact and stationary contact to be in connected state again, 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, great potential safety hazard be present, and the energy is wasted, the service life of mechanical temperature controller is also reduced, is used very not
It is convenient.
Finally, there is the concept of power-off protection, people use temperature controller with manual reset, using Thermal Cutoffs as disconnected
Electric protective component, obtains certain effect, but this temperature controller with manual reset, performance be present not using Thermal Cutoffs product
The defects such as stably, potential safety hazard is big, service life is low.
The content of the invention
For problem above, the utility model provides a kind of temperature control device of band PTC power-off restorations, by using PTC
Power-off protection device of the chip as temperature controller, in over temperature and heat, it is necessary to which work could be resetted after powering off, there is temperature to protect
Shield, overtemperature protection, it is anti-the function such as dryout, its is simple in construction, uses safety and reliability.
To achieve these goals, the technical solution adopted in the utility model is as follows：
A kind of temperature control device of band PTC power-off restorations, including fixed touching plate, binding post and bimetal leaf, fixed touching plate is with connecing
Line terminals are fixedly connected by insulating fixing device insulation, and external circuit connecting hole is respectively equipped with fixed touching plate and binding post,
Bimetal leaf one end is fixedly connected on binding post, and the bimetal leaf other end is provided with moving contact, PTC cores are fixed with fixed touching plate
Piece and static contact, PTC chip are electrically connected with bimetal leaf, and moving contact is correspondingly arranged with static contact, fixed touching plate, static contact, are moved and are touched
Head, bimetal leaf and binding post composition contact loop, fixed touching plate, PTC chip, bimetal leaf and binding post composition PTC are returned
Road.
Furthermore, the bimetal leaf is welded on binding post by positioning contact fixation, is set on bimetal leaf
There is the positioning contact fixing hole being correspondingly arranged with positioning contact, bimetal leaf electrically connects by positioning contact with PTC chip.
Furthermore, the insulating fixing device includes insulating ceramics pillar one and insulating ceramics pillar two, fixed touching plate
Fixed touching plate through hole one and fixed touching plate through hole two are provided with, binding post is provided with binding post through hole one and binding post through hole
Two, fixed touching plate through hole one is correspondingly arranged with binding post through hole one, is fixed by insulating ceramics pillar one, fixed touching plate through hole two with
Binding post through hole two is correspondingly arranged, and is fixed by insulating ceramics pillar two.
Furthermore, the external circuit connecting hole includes the fixed touching plate wiring hole on fixed touching plate and is located at wiring
Binding post wiring hole on terminal.
Furthermore, the moving contact is welded on bimetal leaf using welding manner, and static contact uses riveting method
It is riveted on fixed touching plate.
Furthermore, the fixed touching plate is provided with the PTC chip fixation square groove of fixed PTC chip.
Furthermore, the fixed touching plate is provided with the static contact fixation circular groove of fixed static contact.
The utility model beneficial effect：
The utility model use as structure setting, by using power-off protection device of the PTC chip as temperature controller,
In over temperature and heat, it is necessary to which work could be resetted after powering off, there is temperature protection, overtemperature protection, anti-function, its structure such as dryout
Simply, using safety and reliability.
Brief description of the drawings
Fig. 1 is the utility model overall structure stereogram；
Fig. 2 is the utility model overall structure plan；
Fig. 3 is the utility model overall structure of the explosion figure.
1. fixed touching plate；10. fixed touching plate wiring hole；11. static contact；12. fixed touching plate through hole one；13.PTC chips fixation side
Groove；14. static contact fixes circular groove；15. fixed touching plate through hole two；2. binding post；20. binding post wiring hole；21. binding post
Through hole two；22. moving contact；23. binding post through hole one；3. insulating ceramics pillar one；30. insulating ceramics pillar two；4.PTC cores
Piece；5. position contact；6. bimetal leaf；7. position contact fixing hole.
Embodiment
The technical solution of the utility model is illustrated with embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1 to Figure 3, the temperature control device of a kind of band PTC power-off restorations described in the utility model, including fixed touching plate 1,
Binding post 2 and bimetal leaf 6, fixed touching plate 1 are fixedly connected with binding post 2 by insulating ceramics post insulator, fixed touching plate 1 and
External circuit connecting hole connection external circuit is respectively equipped with binding post 2, the one end of bimetal leaf 6 is fixedly connected on binding post
2, the other end of bimetal leaf 6 is provided with moving contact 22, and excessively electric using sheet metal 6, temperature-sensitive is sensitive, and temperature-controlled precision is high, solid on fixed touching plate 1
Surely PTC chip 4 and static contact 11 are provided with, PTC chip 4 is electrically connected with bimetal leaf 6, and moving contact 22 is corresponding with static contact 11 to be set
Put, when moving contact 22 and the closure of static contact 11, fixed touching plate 1, static contact 11, moving contact 22, bimetal leaf 6 and binding post 2
Contact loop is formed, when moving contact 22 and the disconnection of static contact 11, fixed touching plate 1, PTC chip 4, bimetal leaf 6 and binding post 2
Form PTC loops.
Operation principle of the present utility model：When moving contact 22 and static contact 11 are in closure state, due to contact loop
Resistance ratio PTC loops resistance it is much smaller, therefore the voltage at PTC both ends is minimum, and PTC chip does not work；It is double when temperature rise
The action of sheet metal 6 makes moving contact 22 be disconnected with static contact 11, and certain voltage is maintained between fixed touching plate 1 and binding post 2
In the case of, PTC chip 4 is because the voltage at its both ends rises to operating voltage and generates heat, so that the temperature of bimetal leaf 6 is protected all the time
Hold without resetting more than its reset temperature, the state that moving contact 22 also remains open with static contact 11, only by cutting off electricity
Source, PTC chip do not work, and moving contact 22 can just reset with static contact 11, again in closure state.By using PTC chip
As the power-off protection device of temperature controller, in over temperature and heat, it is necessary to which work could be resetted after powering off, there is temperature protection, mistake
Thermal protection, it is anti-the function such as dryout, its is simple in construction, uses safety and reliability.
More specifically, the bimetal leaf 6 by position contact 5 fix be welded on binding post 2 play anticreep with
The effect of anti-displacement, bimetal leaf 6 is provided with the positioning contact fixing hole 7 being correspondingly arranged with positioning contact 5, by positioning contact
Fixing hole 7 plays to carry out spacing to positioning contact 5, is more convenient in welding sequence, reduces error, bimetal leaf 6 passes through positioning
Contact 5 electrically connects with PTC chip 4, and PTC chip 4 is by positioning contact 5 and the circuit communication of bimetal leaf 6, and its firing rate is more
It hurry up, temperature is more stable, more reliable performance.
More specifically, fixed touching plate 1 is fixedly connected by the utility model by insulating fixing device with the insulation of binding post 2
The structure of an open type temperature control device is formed, the insulating fixing device includes insulating ceramics pillar 1 and insulating ceramics branch
Post 2 30, fixed touching plate 1 are provided with fixed touching plate through hole 1 and fixed touching plate through hole 2 15, and binding post 2 leads to provided with binding post
Hole 1 and binding post through hole 2 21, fixed touching plate through hole 1 are correspondingly arranged with binding post through hole 1, are made pottery by insulating
Porcelain pillar 1 is fixed, and fixed touching plate through hole 2 15 is correspondingly arranged with binding post through hole 2 21, solid by insulating ceramics pillar 2 30
It is fixed.
More specifically, the fixed touching plate wiring hole 10 that the external circuit connecting hole includes being located on fixed touching plate 1 is with being located at
Binding post wiring hole 20 on binding post 2.External electrical is connected with binding post wiring hole 20 by fixed touching plate wiring hole 10
Road, it is more convenient during connecting wire.
More specifically, the moving contact 22 is welded on bimetal leaf 6 using welding manner, and static contact 11 is using riveting
Mode is riveted on fixed touching plate 1.The distance between static contact 11 and moving contact 22 can adjust using riveting method.
More specifically, the fixed touching plate 1 is provided with the PTC chip being correspondingly arranged with PTC chip 4 and fixes square groove 13.It is logical
Cross PTC chip fixation square groove 13 and spacing and positioning action effectively is played to PTC chip 4.
More specifically, the fixed touching plate 1 is provided with the static contact being correspondingly arranged with static contact 11 and fixes circular groove 14.Pass through
Static contact fixes circular groove 14 and effectively plays spacing and positioning action to static contact 11.
Embodiment of the present utility model is described above in association with accompanying drawing, but the utility model is not limited to
The embodiment stated, above-mentioned embodiment is only schematical, rather than restricted, this area it is common
Technical staff is not departing from the utility model aims and scope of the claimed protection situation under enlightenment of the present utility model
Under, many forms can be also made, these are belonged within the scope of protection of the utility model.
Claims (7)
1. a kind of temperature control device of band PTC power-off restorations, including fixed touching plate (1), binding post (2) and bimetal leaf (6), it is special
Sign is：The fixed touching plate (1) and binding post (2) are fixedly connected by insulating fixing device insulation, the fixed touching plate (1) with
External circuit connecting hole is respectively equipped with binding post (2), described bimetal leaf (6) one end is fixedly connected on binding post (2),
Bimetal leaf (6) other end is provided with moving contact (22), and PTC chip (4) and static contact are fixed with the fixed touching plate (1)
(11), the PTC chip (4) electrically connects with bimetal leaf (6), and the moving contact (22) is correspondingly arranged with static contact (11), institute
Fixed touching plate (1), static contact (11), moving contact (22), bimetal leaf (6) and binding post (2) composition contact loop are stated, it is described fixed
Contact (1), PTC chip (4), bimetal leaf (6) and binding post (2) composition PTC loops.
A kind of 2. temperature control device of band PTC power-off restorations according to claim 1, it is characterised in that the bimetal leaf
(6) it is welded in by positioning contact (5) fixation on binding post (2), the bimetal leaf (6) is provided with and positioning contact (5)
The positioning contact fixing hole (7) being correspondingly arranged, the bimetal leaf (6) are electrically connected by positioning contact (5) with PTC chip (4).
3. the temperature control device of a kind of band PTC power-off restorations according to claim 1, it is characterised in that the insulation is fixed
Device includes insulating ceramics pillar one (3) and insulating ceramics pillar two (30), and the fixed touching plate (1) is provided with fixed touching plate through hole one
(12) binding post through hole one (23) and binding post through hole are provided with fixed touching plate through hole two (15), the binding post (2)
Two (21), the fixed touching plate through hole one (12) are correspondingly arranged with binding post through hole one (23), pass through insulating ceramics pillar one (3)
Fixed, the fixed touching plate through hole two (15) is correspondingly arranged with binding post through hole two (21), passes through insulating ceramics pillar two (30)
It is fixed.
A kind of 4. temperature control device of band PTC power-off restorations according to claim 1, it is characterised in that the external circuit
Connecting hole includes the fixed touching plate wiring hole (10) on fixed touching plate (1) and the binding post wiring on binding post (2)
Hole (20).
A kind of 5. temperature control device of band PTC power-off restorations according to claim 1, it is characterised in that the moving contact
(22) it is welded in using welding manner on bimetal leaf (6), the static contact (11) is riveted on fixed touching plate (1) using riveting method
On.
A kind of 6. temperature control device of band PTC power-off restorations according to claim 1, it is characterised in that the fixed touching plate (1)
The PTC chip for being provided with fixed PTC chip (4) fixes square groove (13).
A kind of 7. temperature control device of band PTC power-off restorations according to claim 1, it is characterised in that the fixed touching plate (1)
The static contact for being provided with fixed static contact (11) fixes circular groove (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720527935.4U CN206774450U (en) | 2017-05-12 | 2017-05-12 | A kind of temperature control device of band PTC power-off restorations |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720527935.4U CN206774450U (en) | 2017-05-12 | 2017-05-12 | A kind of temperature control device of band PTC power-off restorations |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206774450U true CN206774450U (en) | 2017-12-19 |
Family
ID=60649866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720527935.4U Active CN206774450U (en) | 2017-05-12 | 2017-05-12 | A kind of temperature control device of band PTC power-off restorations |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206774450U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106952779A (en) * | 2017-05-12 | 2017-07-14 | 佛山市高明欧电子制造有限公司 | A kind of temperature control device of band PTC power-off restorations |
| CN109449047A (en) * | 2018-10-26 | 2019-03-08 | 佛山市欧电器制造厂有限公司 | A kind of good band PTC power-off restoration temperature control device of firm performance |
| CN112469238A (en) * | 2020-10-23 | 2021-03-09 | 广东求精电气有限公司 | Regulator cubicle with dampproofing function |
-
2017
- 2017-05-12 CN CN201720527935.4U patent/CN206774450U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106952779A (en) * | 2017-05-12 | 2017-07-14 | 佛山市高明欧电子制造有限公司 | A kind of temperature control device of band PTC power-off restorations |
| CN109449047A (en) * | 2018-10-26 | 2019-03-08 | 佛山市欧电器制造厂有限公司 | A kind of good band PTC power-off restoration temperature control device of firm performance |
| CN109449047B (en) * | 2018-10-26 | 2020-02-18 | 佛山市欧一电器制造厂有限公司 | Power-off reset temperature control device with PTC and good stability |
| CN112469238A (en) * | 2020-10-23 | 2021-03-09 | 广东求精电气有限公司 | Regulator cubicle with dampproofing function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180413 Address after: 528500 Taihua Road 6, Ho Cheng street, Gaoming District, Foshan, Guangdong province (factory 1) Patentee after: Ouyi Electric Manufacturing Factory, Co., Ltd., Foshan Address before: 528500 Taihua Road, Gaoming Cangjiang Industrial Park, Foshan, Guangdong Patentee before: Foshan City Gaoming Ouyi Electronic Manufacture Co., Ltd. |