CN107644781A - A kind of new disposable thermal protector - Google Patents
A kind of new disposable thermal protector Download PDFInfo
- Publication number
- CN107644781A CN107644781A CN201710852603.8A CN201710852603A CN107644781A CN 107644781 A CN107644781 A CN 107644781A CN 201710852603 A CN201710852603 A CN 201710852603A CN 107644781 A CN107644781 A CN 107644781A
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- China
- Prior art keywords
- movable contact
- contact spring
- bimetal leaf
- base plate
- housing
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Abstract
The invention discloses a kind of new disposable thermal protector; base plate is provided with housing; the one end of one end of base plate successively with bimetal leaf and movable contact spring is fixed; the length of movable contact spring is more than the length of bimetal leaf; the bimetal leaf with forming the bimetal leaf concave surface and movable contact spring concave surface arched upward upwards respectively on movable contact spring; the other end of bimetal leaf is vacantly set; the other end of movable contact spring is provided with moving contact; moving contact on the movable contact spring abuts with the static contact being arranged on stationary contact bar, and movable contact spring is all connected with lead-out wire with static contact.The disposable thermal protector that it efficiently solves prior art can not verify break-off signal value one by one in process of production, actual switch-off temperature be present and theoretical value deviation is larger, it is impossible to the problem of accurately being protected to equipment, have very high practical value.
Description
Technical field
The present invention relates to a kind of thermal protector technical field, more particularly to it is a kind of used in motor or electrical equipment it is non-automatic
The new disposable thermal protector of reset.
Background technology
The disposable thermal protector of prior art, is mainly realized by thermal fuse-link.It is mainly disconnected by housing, hot melt
Body, sealing compound and extraction wire etc. form.When temperature rises to design temperature, fusing occurs for thermal fuse-link so as to cut off electricity
Road.The shortcomings that this disposable thermal protector is the break-off signal that can not verify each thermal protector one by one in process of production
Value, temperature and theoretical value deviation of each thermal protector in actual switch-off are larger, it is impossible to which equipment is accurately protected.It is open
Day disclose a kind of thermal cut-out for electrical equipment on March 1st, 2017, Publication No. CN205992518U patent document
Device, the breaker have：The connecting element that can be soldered on the electrical equipment joint face, the connecting element have flat
Face section, the planar section can be soldered on the electrical equipment, and connecting element is also and the extra segment that is connected with planar section of tool；One
Individual electric wire double-layered quilt is inserted into the electrical connection established on the extra segment with the electrical equipment；When the electrical equipment overheats
When, the solder flux below the planar section softens, and the electrically wire clamp promotes the connecting element to move, so as to interrupt it is described electrically
The electrical contact of element and connecting element.But this thermal protector is softened using solder flux to be promoted connecting element mobile and disconnects electricity
Road, its shortcoming are identical with thermal fuse-link.Publication date is May 11, Publication No. CN201829431U patent document in 2011
A kind of bipolar disconnection non-self-reset thermal circuit breaker is disclosed, left and right slotting spring terminal is by jump ring clamping, left and right slotting spring terminal difference
Have left and right of the connection of a static contact riveting with riveting, two square binding posts respectively with being connected left plate, right panel is riveted on base
On, the movable contact spring that two rivetings have moving contact is fixed on base, and mechanism rack assembles in the base, equipped with extension on mechanism rack
Plate, hanging plate and impeller riveting, on two movable contact springs, the mechanism rack other end is equipped with seesaw for impeller lower end, on seesaw
Restoring lever is welded with, equipped with piece is lifted up between seesaw and hanging plate, stage clip II, the centre bore dress pressure of felt pad are housed on the boss of base
Spring I, micrometer adjusting screw is filled in felt pad, resets push rod, the temperature module one end is in stage clip I, the other end is mounted in adjusting screw
It is interior.It will ensure that synchronous disconnect the two poles of the earth contact, could manually reset, to reach the purpose for protection equipment of cutting off the electricity supply.But
This thermal protector volume is big, and complicated, production cost is very high, is not suitable for the disposable disconnection of electric equipment（It is not automatic
Reset）The Thermal protection of form.
The content of the invention
The present invention can not verify break-off signal one by one in process of production to solve the disposable thermal protector of prior art
, there is actual switch-off temperature and theoretical value deviation be larger, it is impossible to the problem of accurately being protected to electric equipment in value, there is provided a kind of
Break-off signal can be verified in advance, the new disposable thermal protector accurately protected to electric equipment.
The present invention is that concrete technical scheme is used by reaching above-mentioned technical purpose：A kind of new disposable Thermal protection
Device, include the housing of flat structure, be provided with base plate in housing, base plate is provided with bimetal leaf, set above bimetal leaf
Movable contact spring is put, the length of movable contact spring is more than the length of bimetal leaf, and the bimetal leaf with forming upwards respectively on movable contact spring
The bimetal leaf concave surface and movable contact spring concave surface arched upward, one end of bimetal leaf and one end of movable contact spring and one end of base plate are fixed
Connection, the other end of bimetal leaf are vacantly set, and the other end of movable contact spring is provided with moving contact, is provided with above the other end of base plate
The stationary contact bar of insulation system, stationary contact bar are provided with static contact, and the moving contact on the movable contact spring abuts with static contact, move and touch
Piece is all connected with lead-out wire with static contact.Base plate in inventive shell is provided with bimetal leaf and movable contact spring, bimetal leaf with
The movable contact spring concave surface that the bimetal leaf concave surface arched upward upwards is respectively equipped with movable contact spring and is arched upward upwards, the movable contact spring other end are equipped with
The moving contact abutted with static contact, when the temperature of thermal protector present position is increased to predetermined temperature protection value, bimetallic
The concave upright upset of piece, the concave upright upset of movable contact spring being promoted, with being separated at the abutting of static contact, circuit disconnects moving contact, with
Corresponding electric equipment is protected to be unlikely to cause thermal damage.The Wen Duxiajiang of corresponding electric appliance equipment, works as thermal protector after circuit disconnects
When certain numerical value is dropped at a temperature of present position, bimetal leaf concave surface, which downwardly turns over, returns to initial position, and movable contact spring concave surface
Continue the rollover states that keep up on the premise of no external force acts on, i.e. moving contact continues to keep released state not with static contact
It can automatically reset, so as to realize disposable Thermal protection.Because the disposable thermal protector of the present invention can be beforehand through experiment
Determine the upset temperature of bimetal leaf and demarcate, therefore, the actual switch-off temperature and nominal value deviation of thermal protector of the present invention are very
It is small, therefore accurate protection can be provided electric equipment, solve the disposable thermal protector of prior art in production process
In can not verify break-off signal value one by one, actual switch-off temperature be present and theoretical value deviation be larger, it is impossible to equipment is carried out accurate
The problem of protection.On the other hand, new disposable thermal protector thickness of the invention is in addition to shell, only by pedestal thickness of slab
Degree, the thickness of stationary contact bar and static contact, moving contact thickness and moving contact break distance are formed, and belong to ultrathin structure, favorably
In setting of the thermal protector in electric equipment.
Preferably, housing is rectangular, side is provided with opening, the connection end of the bimetal leaf and movable contact spring and base plate
It is arranged on the side away from opening, the stationary contact bar and lead-out wire in housing and is arranged on the opening side of housing, housing is opened
Sealing compound is provided with mouthful.
Preferably, the base plate below stationary contact bar is close to housing setting, base plate and bimetal leaf and movable contact spring
Connection end is folded upward at the fixed plate formed with higher than base plate, and fixed plate is provided with riveted holes, the bimetal leaf and dynamic touches
Piece rivets with fixed plate, and the base plate between fixed plate and stationary contact bar is provided with the boss to arch upward upwards, and the boss is located at
Below bimetal leaf concave surface and it is close to bimetal leaf concave surface.Set on base plate between fixed plate and stationary contact bar to arch
The boss risen, it can be ensured that the surrounding of bimetal leaf concave surface jacks up upwards during bimetal leaf concave upright upset, i.e., boss limits
The minimum point height of bimetal leaf concave surface, so that it is guaranteed that bimetal leaf concave surface promotes movable contact spring concave upright upset.
Preferably, the movable contact spring above bimetal leaf free end is provided with downwardly convex bulge, the bulge
Between the moving contact of movable contact spring and movable contact spring concave surface, when bimetal leaf concave surface is overturn, bimetal leaf is pushed up by bulge
Dynamic movable contact spring concave surface upset, the moving contact of movable contact spring separate with static contact.Bulge corresponds to the outer rim of bimetal leaf concave surface, double gold
When belonging to the upset of piece concave surface, the outer rim of bimetal leaf concave surface abuts with bulge and pushes up movable contact spring concave surface by bulge and overturns,
It can so make the upset of movable contact spring concave surface more smooth rapid.
Preferably, housing is high-temperature resistance plastice material, the base plate is metallic plate, and the static contact is embedding by being molded
It is located on stationary contact bar, the movable contact spring connects lead-out wire by base plate.Here high-temperature resistance plastice refers to protect in heat
Protect the plastic material of long-time normal work below device break-off signal.
Alternatively, housing is metal material material, and the base plate is metallic plate, the housing overcoat
Provided with the insulation sleeve for coating the housing, the static contact is embedded on stationary contact bar by injection, and the movable contact spring passes through base
Seat board connects lead-out wire.
The structure preferably, moving contact and movable contact spring are formed in one, described moving contact is downwardly convex sphere, is moved
Contact is provided with silver-coated layer.Moving contact can also be the silver contact being riveted on movable contact spring.
Preferably, bimetal leaf concave surface and movable contact spring concave surface are circular or butterfly, close to fixing end two on bimetal leaf
Side is provided with recess.Recess plays a part of isolating bimetal leaf concave surface and fixing end to a certain extent, reduces bimetal leaf and consolidates
Influence of the fixed end to bimetal leaf concave surface, is advantageous to the upset of bimetal leaf concave surface.
Preferably, the housing above bulge is provided with reset hole, reset hole is provided with chock.Housing above bulge
Upper setting reset hole, can it is some need emergency repair in the case of, open chock, by draw point insert reset hole make it is tactile
Piece concave surface downwardly turns over reset, thermal protector is reworked, nothing after being fused this avoid existing disposable thermal protector
The defects of method secondary use, meet it is some in particular cases the needs of.
Preferably, both sides up and down corresponding with fixed plate are arranged with the screw of indent on housing, temperature is provided with screw
Spend micrometer adjusting screw.Higher occasion is required for some temperature accuracies, then the temperature that can finely tune both sides above and below fixed plate is micro-
Adjust screw so that relative to the position of base plate bottom surface the slight initial stressed shape for changing, changing bimetal leaf occurs for fixed plate
Condition, so as to reach the purpose of fine setting bimetal leaf concave surface upset temperature, by the fine tune temperature spiral shell above and below fixed plate after the completion of fine setting
Nail locking, the position of fixed plate is solidified, it is ensured that the position of fixed plate is stable, so that the temperature protection precision of thermal protector is entered
One step improves.Here fine tune temperature screw can be loaded using the screw of indent in screw, avoids fine tune temperature screw to heat
The influence of protector outward appearance, while can close screw with sealing compound after the completion of fine setting, it is ensured that the closure of thermal protector.
The beneficial effects of the invention are as follows：It efficiently solves the disposable thermal protector of prior art in process of production
Break-off signal value can not be verified one by one, actual switch-off temperature be present and theoretical value deviation is larger, it is impossible to which equipment is accurately protected
The problem of shield, thermal protector of the invention can verify break-off signal in advance, carry out accurate temperature protection to electric equipment, have
Very high practical value.
Brief description of the drawings
Fig. 1 is a kind of structure sectional view of the present invention；
Fig. 2 is a kind of structure sectional view after the concave upright upset of bimetal leaf of the present invention；
Fig. 3 is a kind of structure sectional view after bimetal leaf concave surface of the present invention resets；
Fig. 4 is a kind of internal dimensional structure diagram of the present invention；
Fig. 5 is a kind of internal structure top view of the present invention；
Fig. 6 is a kind of dimensional structure diagram of base plate of the present invention；
Fig. 7 is a kind of structure top view of bimetal leaf of the present invention；
Fig. 8 is a kind of lateral partial structurtes sectional view of the present invention；
Fig. 9 is another lateral partial structurtes sectional view of the present invention.
In figure：1. housing, 2. base plates, 3. bimetal leafs, 4. movable contact springs, 5. bimetal leaf concave surfaces, 6. movable contact springs are recessed
Face, 7. moving contacts, 8. stationary contact bars, 9. static contacts, 10. lead-out wires, 11. sealing compounds, 12. fixed plates, 13. riveted holes, 14. is convex
Platform, 15. bulges, 16. recesses, 17. reset holes, 18. fine tune temperature screws.
Embodiment
The embodiment of technical solution of the present invention is made further below by embodiment, and with reference to accompanying drawing
It is bright.
Embodiment 1
In embodiment 1 as shown in Figure 1, a kind of new disposable thermal protector, include the shell of flat structure rectangular shape
Body 1, the housing are high-temperature resistance plastice material, and a narrow avris of housing is provided with opening, base plate 2 is provided with housing（See Fig. 6）,
Base plate is metallic plate, and the base plate of the side away from opening is folded upward at the fixed plate 12 formed with higher than base plate, fixed
Plate is provided with 2 riveted holes 13, and fixed plate is provided with bimetal leaf 3（See Fig. 7）, the top of bimetal leaf sets movable contact spring 4（See
Fig. 4 Fig. 5）, one end of the bimetal leaf and movable contact spring is riveted in fixed plate, and the length of movable contact spring is more than the length of bimetal leaf
Degree, the bimetal leaf with forming the bimetal leaf concave surface 5 arched upward upwards and the movable contact spring to arch upward upwards respectively on movable contact spring
Concave surface 6, bimetal leaf concave surface and movable contact spring concave surface are provided with recess 16 on bimetal leaf to be circular close to fixing end both sides（See figure
7）.
The other end of bimetal leaf is vacantly set, and the movable contact spring above bimetal leaf free end is provided with downwardly convex
Bulge 15, the bulge is located between moving contact and the movable contact spring concave surface of movable contact spring, and the other end of movable contact spring is provided with moving contact
7, the moving contact of the present embodiment and movable contact spring are formed in one structure, and described moving contact is downwardly convex sphere, moving contact
It is provided with silver-coated layer.Base plate is provided with the plastics stationary contact bar 8 of insulation system, stationary contact bar close to the top of shell nozzle one end
The base plate of lower section is close to housing and set, and static contact 9 is embedded with by being molded on stationary contact bar, the moving contact on the movable contact spring
Abutted with static contact, static contact connection lead-out wire 10, movable contact spring connects lead-out wire by base plate, close to housing in the present embodiment
Lead-out wire connection end is equipped with the static contact and base plate of opening（See Fig. 5）, lead-out wire is arranged on the opening side of housing,
The opening of housing is provided with sealing compound 11.
Base plate between fixed plate and stationary contact bar is provided with the table shaped convex platform 14 to arch upward upwards, and the boss is located at
Below bimetal leaf concave surface and bimetal leaf concave surface is close in its upper end.When bimetal leaf concave surface is overturn, bimetal leaf passes through drum
Bag pushes up the upset of movable contact spring concave surface, and the moving contact of movable contact spring separates with static contact.
Base plate in inventive shell is provided with bimetal leaf and movable contact spring, and bimetal leaf on movable contact spring with being respectively equipped with
The bimetal leaf concave surface and movable contact spring concave surface arched upward upwards, the movable contact spring other end is equipped with the moving contact abutted with static contact, first
Under beginning state, moving contact is in static contact and abuts state（See Fig. 1）, when the temperature of thermal protector present position be increased to it is predetermined
Temperature protection value when, the concave upright upset of bimetal leaf promotes the concave upright upset of movable contact spring, and moving contact and static contact support
Place's separation is connect, circuit disconnects, to protect corresponding electric equipment to be unlikely to cause thermal damage（See Fig. 2）.Circuit corresponding electricity after disconnecting
The Wen Duxiajiang of device equipment, when dropping to certain numerical value at a temperature of thermal protector present position, bimetal leaf concave surface is turned over downwards
Initial position is rotated back into, and the rollover states that keep up are continued in movable contact spring concave surface on the premise of no external force acts on（See Fig. 3）,
I.e. moving contact continues to keep released state not automatically reset with static contact, so as to realize disposable Thermal protection.Due to this hair
Bright new disposable thermal protector can determine upset temperature, therefore, the reality of thermal protector of the present invention beforehand through experiment
Break-off signal and nominal value deviation very little, therefore accurate protection can be provided electric equipment, solve the one of prior art
Secondary property thermal protector can not verify break-off signal value one by one in process of production, exist actual switch-off temperature and theoretical value deviation compared with
Greatly, it is impossible to the problem of accurately being protected to equipment.
Embodiment 2
The housing of embodiment 2 uses metal material material, is arranged with the insulation sleeve for coating the housing outside housing, above bulge
Housing is provided with reset hole 17（See Fig. 8）, reset hole is provided with chock, and bimetal leaf concave surface and movable contact spring concave surface are butterfly, its
Remaining and embodiment 1 is identical.The present embodiment sets reset hole on the housing above bulge, can be in some emergency repairs that need
In the case of, chock is opened, inserting reset hole by draw point makes movable contact spring concave surface downwardly turn over reset, makes thermal protector work again
Make, this avoid existing disposable thermal protector fuse after can not secondary use the defects of, meet it is some in particular cases
Demand.
Embodiment 3
Both sides up and down corresponding with fixed plate center are arranged with the screw of indent on the housing of embodiment 3, and temperature is provided with screw
Spend micrometer adjusting screw 18（See Fig. 9）, the fine tune temperature screw is holding screw, and the opening of screw is provided with sealing compound, remaining and
Embodiment 1 or embodiment 2 are identical.Higher occasion is required for some temperature accuracies, then can be finely tuned two above and below fixed plate
The fine tune temperature screw of side so that relative to the position of base plate bottom surface slight change occurs for fixed plate, changes bimetal leaf
Initial stressed situation, so as to reach the purpose of fine setting bimetal leaf concave surface upset temperature, by above and below fixed plate after the completion of fine setting
Fine tune temperature screw lock, the position of fixed plate is solidified, it is ensured that the position of fixed plate is stable, so that the temperature of thermal protector
Protection precision further improves.Here fine tune temperature screw can be loaded using the screw of indent in screw, avoids temperature micro-
Influence of the screw to thermal protector outward appearance is adjusted, while screw can be closed with sealing compound after the completion of fine setting, it is ensured that thermal protector
Closure.
In addition to the implementation, in the scope disclosed in claims of the present invention and specification, skill of the invention
Art feature or technical data can be reselected and combined, and so as to form new embodiment, these are all art technologies
Personnel need not carry out that creative work is i.e. achievable, therefore the embodiment that these present invention are not described in also should be regarded as this
The specific embodiment of invention and within protection scope of the present invention.
Claims (9)
1. a kind of new disposable thermal protector, include the housing of flat structure（1）, it is characterized in that：Base plate is provided with housing
（2）, base plate is provided with bimetal leaf（3）, the top of bimetal leaf sets movable contact spring（4）, the length of movable contact spring is more than double gold
Belong to the length of piece, the bimetal leaf with forming the bimetal leaf concave surface arched upward upwards respectively on movable contact spring（5）And movable contact spring
Concave surface（6）, one end of bimetal leaf is fixedly connected with one end of movable contact spring with one end of base plate, and the other end of bimetal leaf hangs
Sky is set, and the other end of movable contact spring is provided with moving contact（7）, the other end top of base plate is provided with the stationary contact bar of insulation system
（8）, stationary contact bar is provided with static contact（9）, the moving contact on the movable contact spring abuts with static contact, and movable contact spring is equal with static contact
Connect lead-out wire（10）.
2. new disposable thermal protector according to claim 1, it is characterised in that the housing is rectangular, and side is set
There is opening, the connection end of the bimetal leaf and movable contact spring and base plate is arranged on the side away from opening in housing, described quiet
Contact base and lead-out wire are arranged on the opening side of housing, and the opening of housing is provided with sealing compound（11）.
3. new disposable thermal protector according to claim 1, it is characterised in that the base plate below stationary contact bar is tight
Paste housing to set, the connection end of base plate and bimetal leaf and movable contact spring is folded upward at the fixed plate formed with higher than base plate
（12）, fixed plate is provided with riveted holes（13）, the bimetal leaf and movable contact spring and fixed plate rivet, fixed plate and stationary contact bar
Between base plate be provided with the boss that arches upward upwards（14）, the boss is located at below bimetal leaf concave surface and is close to bimetallic
Piece concave surface.
4. new disposable thermal protector according to claim 1, it is characterised in that above bimetal leaf free end
Movable contact spring be provided with downwardly convex bulge（15）, the bulge is located between moving contact and the movable contact spring concave surface of movable contact spring,
Bimetal leaf concave surface overturn when, bimetal leaf by bulge push up movable contact spring concave surface overturn, the moving contact of movable contact spring with it is quiet
Contact separates.
5. new disposable thermal protector according to claim 1, it is characterised in that the housing is high-temperature resistance plastice material
Matter, the base plate are metallic plate, and the static contact is embedded on stationary contact bar by injection, and the movable contact spring passes through base plate
Connect lead-out wire.
6. new disposable thermal protector according to claim 1, it is characterised in that the housing is metal material material
Matter, the base plate are metallic plate, are arranged with the insulation sleeve for coating the housing outside the housing, the static contact passes through injection
It is embedded on stationary contact bar, the movable contact spring connects lead-out wire by base plate.
7. new disposable thermal protector according to claim 1, it is characterised in that described moving contact is with movable contact spring
Integrated formed structure, described moving contact are downwardly convex sphere, and moving contact is provided with silver-coated layer.
8. according to the new disposable thermal protector described in claim any one of 1-7, it is characterised in that bimetal leaf concave surface and
Movable contact spring concave surface is circular or butterfly, and recess is provided with close to fixing end both sides on bimetal leaf（16）.
9. according to the new disposable thermal protector described in claim any one of 1-7, it is characterised in that the housing above bulge
It is provided with reset hole（17）, reset hole is provided with chock.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710852603.8A CN107644781A (en) | 2017-09-19 | 2017-09-19 | A kind of new disposable thermal protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710852603.8A CN107644781A (en) | 2017-09-19 | 2017-09-19 | A kind of new disposable thermal protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107644781A true CN107644781A (en) | 2018-01-30 |
Family
ID=61111963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710852603.8A Pending CN107644781A (en) | 2017-09-19 | 2017-09-19 | A kind of new disposable thermal protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107644781A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108321013A (en) * | 2018-02-07 | 2018-07-24 | 佛山市顺德区汇控电器制造有限公司 | A kind of anti-reset temperature controller of duplicate protection |
| WO2023157764A1 (en) * | 2022-02-18 | 2023-08-24 | ウチヤ・サーモスタット株式会社 | Thermal protector |
| CN117894632A (en) * | 2024-03-18 | 2024-04-16 | 常州市常达电器有限公司 | Overheat protector for preventing false collision and working method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2146778Y (en) * | 1993-01-02 | 1993-11-17 | 宝应电器厂 | Hand-resetting overheat protector |
| EP0732716A2 (en) * | 1995-03-17 | 1996-09-18 | Jens Radbruch | Thermostatic protective switch |
| US20020044039A1 (en) * | 2000-10-13 | 2002-04-18 | Hideaki Takeda | Thermal protector |
| CN201812742U (en) * | 2010-01-20 | 2011-04-27 | 刘江 | Adjustable current temperature protector |
| CN201829431U (en) * | 2010-09-14 | 2011-05-11 | 陈永龙 | Bipolar disconnection non-self-reset thermal circuit breaker |
| CN203588936U (en) * | 2013-11-12 | 2014-05-07 | 常州市常宏同力电器有限公司 | Heat protector |
-
2017
- 2017-09-19 CN CN201710852603.8A patent/CN107644781A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2146778Y (en) * | 1993-01-02 | 1993-11-17 | 宝应电器厂 | Hand-resetting overheat protector |
| EP0732716A2 (en) * | 1995-03-17 | 1996-09-18 | Jens Radbruch | Thermostatic protective switch |
| US20020044039A1 (en) * | 2000-10-13 | 2002-04-18 | Hideaki Takeda | Thermal protector |
| CN201812742U (en) * | 2010-01-20 | 2011-04-27 | 刘江 | Adjustable current temperature protector |
| CN201829431U (en) * | 2010-09-14 | 2011-05-11 | 陈永龙 | Bipolar disconnection non-self-reset thermal circuit breaker |
| CN203588936U (en) * | 2013-11-12 | 2014-05-07 | 常州市常宏同力电器有限公司 | Heat protector |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108321013A (en) * | 2018-02-07 | 2018-07-24 | 佛山市顺德区汇控电器制造有限公司 | A kind of anti-reset temperature controller of duplicate protection |
| CN108321013B (en) * | 2018-02-07 | 2024-02-09 | 佛山市顺德区汇控电器制造有限公司 | Dual-protection reset-prevention temperature controller |
| WO2023157764A1 (en) * | 2022-02-18 | 2023-08-24 | ウチヤ・サーモスタット株式会社 | Thermal protector |
| CN117894632A (en) * | 2024-03-18 | 2024-04-16 | 常州市常达电器有限公司 | Overheat protector for preventing false collision and working method thereof |
| CN117894632B (en) * | 2024-03-18 | 2024-05-24 | 常州市常达电器有限公司 | Overheat protector for preventing false collision and working method thereof |
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| RJ01 | Rejection of invention patent application after publication |
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