CN104523155B - A kind of action movie dry-burning preventing sensor - Google Patents
A kind of action movie dry-burning preventing sensor Download PDFInfo
- Publication number
- CN104523155B CN104523155B CN201510055591.7A CN201510055591A CN104523155B CN 104523155 B CN104523155 B CN 104523155B CN 201510055591 A CN201510055591 A CN 201510055591A CN 104523155 B CN104523155 B CN 104523155B
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- Prior art keywords
- terminal
- action movie
- housing
- mounting cup
- dry
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- 239000004411 aluminium Substances 0.000 claims abstract description 12
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 12
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 12
- 230000008094 contradictory effect Effects 0.000 claims abstract description 5
- 230000000694 effects Effects 0.000 claims abstract description 5
- 230000003068 static effect Effects 0.000 claims description 21
- 238000003475 lamination Methods 0.000 claims description 7
- 208000005189 Embolism Diseases 0.000 claims description 5
- 208000001435 Thromboembolism Diseases 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims 1
- 230000005389 magnetism Effects 0.000 claims 1
- 238000005485 electric heating Methods 0.000 abstract description 8
- 238000009841 combustion method Methods 0.000 abstract description 4
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 229960001866 silicon dioxide Drugs 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000881 depressing effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Landscapes
- Measuring Temperature Or Quantity Of Heat (AREA)
- Cookers (AREA)
Abstract
The present invention relates to overtemperature protection sensor technical field, more particularly to a kind of action movie dry-burning preventing sensor.Including supporting plate and mounting cup; the upper end of mounting cup is provided with aluminium lid; it is cased with contradicting spring in the outer rim of mounting cup; it is provided with the mounting cup integrated switched; the inboard opening of housing is provided with cap, is provided with magnetic approach switch, is provided with installing rack on the outside of cap in the inner chamber of housing; the upper end of installing rack is provided with critesistor, is provided with overtemperature protection system on the outside of housing.Present configuration is reasonable; mounting cup liftable activity on supporting plate; movable contact spring in magnetic approach switch controls heater circuit to prevent without pot dry combustion method; critesistor receives interior pot temperature by aluminium lid; which is made to cut off heater circuit when temperature is too high, overtemperature protection system is terminals temperature rise is too high or during variation of ambient temperature, action movie can voluntarily cut off and reset; so as to protect the safety that uses of electric heating appliance, terminal with compact integral structure, assembling are quick, safe.
Description
Technical field
The present invention relates to overtemperature protection sensor technical field, more particularly to a kind of action movie dry-burning preventing sensor.
Background technology
Chinese patent CN201422761Y discloses a kind of anti-dry burning device of microswitch type, including mounting cup, fine motion
Switch and switch supporting plate, microswitch are arranged with mounting cup, and mounting cup is arranged on switch supporting plate, and mounting cup and switch support
Back-moving spring is provided between plate, switch supporting plate is fixed on mounting base, during use, integrally lower enforcement microswitch connects mounting cup
Heater circuit on logical mounting base, can be realized the detection output of temperature sensor signal, be switched by arranging by thermal cut-off
Supporting plate is implemented in combination with detecting without pot with microswitch.But its compact space structure is needed separately without the device of overtemperature protection
Thermal fuse-link is installed in position, and complicated integral structure is very easy to come off in multiple assembling procedures in assembling, needs restructuring to cause
Efficiency of assembling is low.Therefore, prior art has yet to be improved and developed.
Content of the invention
Present invention aims to the defect and deficiency of prior art, there is provided a kind of compact conformation, easy to assembly, peace
Complete reliable action movie dry-burning preventing sensor.
For achieving the above object, the present invention is employed the following technical solutions：
A kind of action movie dry-burning preventing sensor of the present invention, including supporting plate and mounting cup, the mounting cup liftable
Ground is connected with supporting plate, and the upper end of mounting cup is provided with aluminium lid, is cased with contradicting spring in the outer rim of mounting cup, contradicts the two ends point of spring
Di not be integrated switched located at, between aluminium lid and supporting plate, being provided with the mounting cup, integrated switched including housing, housing is inboard
Opening be provided with cap, be provided with magnetic approach switch in the inner chamber of housing, on the outside of housing, be provided with overtemperature protection system, shell
Installing rack is provided with the outside of lid, and the upper end of installing rack is provided with critesistor.
Further, rotating shaft is provided with, one end of rotating shaft is fixedly connected with case inside wall, described in the inner chamber of the housing
Magnetic approach switch includes that permanent magnet, turning handle, static terminal and moved end, turning handle are rotatably arranged in rotating shaft, and permanent magnet is located at
On the left end of turning handle, the supporting plate is provided with determines magnet, determines the lower section that magnet is correspondingly arranged at permanent magnet；The static terminal is located at and turns
Below the left side of axle, the lower end of static terminal is secured to connect through housing lower end base plate, and moved end is on the right side of rotating shaft
Lower section, and the sub- lower end in moved end is secured to connect through housing lower end base plate, the upper end of moved end is provided with movable contact spring, movable contact spring
Movable end is located between turning handle left end and static terminal upper end, and turning handle right-hand member is connected with movable contact spring.
Further, the upper end of the static terminal is transversely provided with quiet folding, and quiet folding is provided with contact；On the static terminal
The movable contact spring movable end of side is provided with contact.
Further, a mouthful groove being provided with the movable contact spring, being provided with arc spring lamination in mouth groove, one end of arc spring lamination is fixed and connected
It is connected in movable contact spring fixing end, the other end of arc spring lamination is connected with turning handle right-hand member.
Further, the fixed mount of upper end open is provided with the outside of the housing, and the overtemperature protection system includes terminal A
It is arranged on the lower surface of fixed mount respectively with the lower end of terminal B, terminal A and terminal B；It is provided with above terminal A and terminal B dynamic
Make piece, one end of action movie is fixedly connected with terminal B, the other end of action movie is correspondingly arranged with terminal A upper ends, and action movie
Movable end is provided with contact, and terminal A upper ends are provided with contact.
Further, the action movie is thermosensitive bimetal or temperature-sensitive memory metal.
Further, the both sides of the fixed mount are equipped with plug hole, are provided with end cap, end cap at the upper end open of fixed mount
Two ends be equipped with plug hole coordinate thromboembolism post.
Further, the installing rack includes two side plates being oppositely arranged, and is provided with "convex" shaped between two side plates
Locating piece, is interval with passing channel between locating piece and two side plates；Embedding slot is provided with the upper surface of locating piece, is embedded in
The both sides of groove are provided with pressuring line groove, and the critesistor is in embedding slot, and the lead at critesistor two ends is through after pressuring line groove
In passing channel.
Further, felt pad is provided between the embedding slot and critesistor.
The present invention has the beneficial effect that：Present configuration is reasonable, mounting cup liftable activity on supporting plate, electric heating appliance
Interior pot is integrated switched when depressing to be moved down, and there is a natural attraction between the sexes for the permanent magnet in magnetic approach switch and the magnet of determining on supporting plate,
Movable contact spring is promoted to connect heater circuit to prevent without pot dry combustion method, critesistor receives interior pot temperature by aluminium lid so as in temperature
Cut off heater circuit when too high, overtemperature protection system terminals temperature rise is too high or during variation of ambient temperature, its action movie activity
End can voluntarily disjunction and make contact, so as to protect electric heating appliance using safety, terminal with compact integral structure, assembling are quick, safety
Property high.
Description of the drawings
Fig. 1 is the overall configuration schematic diagram of the present invention；
Fig. 2 is the microswitch internal explosion structural representation of the present invention.
In figure：
1st, supporting plate；2nd, mounting cup；3rd, housing；4th, magnetic approach switch；
5th, overtemperature protection system；6th, critesistor；11st, determine magnet；21st, aluminium lid；
22nd, spring is contradicted；31st, cap；32nd, rotating shaft；33rd, fixed mount；
34th, side plate；35th, locating piece 36, embedding slot；37th, passing channel；
38th, pressuring line groove；39th, plug hole；41st, permanent magnet；42nd, turning handle；
43rd, movable contact spring；44th, static terminal；45th, moved end；46th, quiet folding；
47th, mouth groove；48th, arc spring lamination；49th, contact；51st, terminal A；
52nd, terminal B；53rd, action movie；54th, end cap；55th, thromboembolism post；
61st, lead；62nd, felt pad.
Specific embodiment
The present invention is further illustrated below in conjunction with the accompanying drawings.
As shown in Figure 1-2, a kind of action movie dry-burning preventing sensor of the present invention, including supporting plate 1 and mounting cup 2, institute
State mounting cup 2 to be liftably connected with supporting plate 1, the upper end of mounting cup 2 is provided with aluminium lid 21, is cased with contradicting in the outer rim of mounting cup 2
Spring 22, the two ends for contradicting spring 22 are supported respectively located between aluminium lid 21 and supporting plate 1, be provided with integral type and open in the mounting cup 2
Close, integrated switched including housing 3, the opening of 3 inboard of housing is provided with cap 31, is provided with magnetic and connects in the inner chamber of housing 3
Nearly switch 4, the outside of housing 3 is provided with overtemperature protection system 5, and the outside of cap 31 is provided with installing rack, and the upper end of installing rack is provided with
Critesistor 6.Above-mentioned part is agent structure of the present invention, the magnetic approach switch 4 consisted of sheet metal actuating mechanism and mistake
Thermel protection device 5 constitutes the master switch of the present invention, realizes detecting without pot for electric heating appliance, and mounting cup 2 is pressed after being put into by interior pot
Down so that magnetic approach switch 4 exports a signal of telecommunication, the critesistor 6 that the installing rack upper surface on magnetic approach switch is arranged
Contacted with interior pot by aluminium lid 21, when design temperature is heated to or terminals ambient temperature is too high, overcurrent protective device 5 cuts off
Circuit, after temperature recovery, overtemperature protection system 5 is voluntarily closed and is again switched on, so as to avoid dry combustion method to protect electric heating appliance, action
Piece actuating mechanism has simple for structure, setting convenience, assembles quick, high reliability.
Rotating shaft 32 is provided with the inner chamber of the housing 3, and one end of rotating shaft 32 is fixedly connected with 3 medial wall of housing, the magnetic
Property proximity switch 4 includes that permanent magnet 41, turning handle 42, static terminal 44 and moved end 45, turning handle 42 are rotatably arranged in rotating shaft 32,
On the left end of turning handle 42, the supporting plate 1 is provided with determines magnet 11 to permanent magnet 41, determines magnet 11 and is correspondingly arranged at permanent magnet 41
Lower section；Below the left side of rotating shaft 32, the lower end of static terminal 44 is secured to the static terminal 44 through 3 lower end base plate of housing
Connection, moved end 45 are located at 32 lower right-hand side of rotating shaft, and moved end 45 lower ends of son are secured to connect through 3 lower end base plate of housing
Connect, the upper end of moved end 45 is provided with movable contact spring 43, the movable end of movable contact spring 43 located at 42 left end of turning handle and 44 upper end of static terminal it
Between, and 42 right-hand member of turning handle is connected with movable contact spring 43.
The turning handle 42 rotates the actuating mechanism for forming magnetic approach switch 4, static terminal 44 and moved end in rotating shaft 32
45 connect electric mortiser piece for metal, and the movable contact spring 43 of moved end 45 upper ends of son is connected with turning handle 42, and electric heating appliance is put into mounting cup 2 after interior pot
Push, there is a natural attraction between the sexes for the magnet 11 of determining on permanent magnet 41 and supporting plate 1, and then drive turning handle 42 to rotate, 42 right-hand member of turning handle and moved end
45 connection of son makes its free end contact connection with static terminal 44, and the power-off protection so as to realize electric heating appliance under pan-free state is kept away
Exempt from dry combustion method.
The upper end of the static terminal 44 is transversely provided with quiet folding 46, and quiet folding 46 is provided with contact 49；The static terminal 44
43 movable end of movable contact spring of top is provided with contact 49.
The outside of the housing 3 is provided with the fixed mount 33 of upper end open, the overtemperature protection system 5 include terminal A51 and
The lower end of terminal B52, terminal A51 and terminal B52 is arranged on the lower surface of fixed mount 33 respectively；Terminal A51's and terminal B52
Top is provided with action movie 53, and one end of action movie 53 is fixedly connected with terminal B52, on the movable end of action movie 53 and terminal A51
End is correspondingly arranged, and the movable end of action movie 53 is provided with contact 49, and terminal A51 upper ends are provided with contact 49.The overtemperature protection
Device 5 is connected with terminals and heater circuit, when terminals and too high ambient temperature, 53 extensional of action movie so that its
Contact 49 on free end is departed from the contact 49 on terminal A51, so as to disconnect heater circuit to protect electric heating appliance, works as action
After the temperature drop of piece 53, which recovers shape to connect circuit again.
The both sides of the fixed mount 33 are equipped with plug hole 39, are provided with end cap 54, end cap at the upper end open of fixed mount 33
54 two ends are equipped with the thromboembolism post 55 coordinated with plug hole 39, and terminal A51 and terminal B52 is loaded by 33 upper port of fixed mount,
End cap 54 is connected with fixed mount 33 makes the fixing end of action movie 53 be connected on terminal B52, effectively improves overall efficiency of assembling.
The installing rack includes two side plates 34 being oppositely arranged, and is provided with the locating piece of "convex" shaped between two side plates 34
35, passing channel 37 is interval between locating piece 35 and two side plates 34；Embedding slot is provided with the upper surface of locating piece 35
36, the both sides of embedding slot 36 are provided with pressuring line groove 38, and the critesistor 6 is in embedding slot 36, and 6 two ends of critesistor are drawn
Through after pressuring line groove 38 in passing channel 37, critesistor 6 is received by aluminium lid 21 line 61 located at 35 upper surface of locating piece
Interior pot temperature, after design temperature is heated to, critesistor 6 heats up to block circuit, and during assembling, critesistor 6 loads embedding slot
36, passing channel 37 is penetrated after the press-in pressuring line groove 38 of lead 61 at its two ends, the temperature-sensitive that can reduce heating utensil is so set
Sensor installation space, improves integral space utilization ratio and efficiency of assembling.
Felt pad 62, silicagel pad or silica gel of the felt pad 62 for molding is provided between the embedding slot 36 and critesistor 6
Piece, the inside groove mated by the profile mated with embedding slot 36 and with critesistor 6 are arranged, felt pad 62 by critesistor 6 with
Installing rack separates, and plays preferable insulating effect.
The above is only the better embodiment of the present invention, therefore all constructions according to described in present patent application scope,
Equivalence changes or modification that feature and principle are done, are included in the range of present patent application.
Claims (7)
1. a kind of action movie dry-burning preventing sensor, including supporting plate (1) and mounting cup (2), mounting cup (2) liftably with support
Plate (1) connects, and the upper end of mounting cup (2) is provided with aluminium lid (21), is cased with contradicting spring (22) in the outer rim of mounting cup (2), contradicts
Support respectively and be located between aluminium lid (21) and supporting plate (1) in the two ends of spring (22), it is characterised in that：It is provided with mounting cup (2)
Integrated switched, integrated switched including housing (3), the inboard opening of housing (3) is provided with cap (31), housing (3)
Magnetic approach switch (4) is provided with inner chamber, overtemperature protection system (5) is provided with the outside of housing (3), and cap is provided with the outside of (31)
Installing rack, the upper end of installing rack are provided with critesistor (6)；The fixed mount (33) of upper end open is provided with the outside of housing (3),
Described overtemperature protection system (5) include that the lower end of terminal A (51) and terminal B (52), terminal A (51) and terminal B (52) is worn respectively
On the lower surface of fixed mount (33)；Action movie (53), action movie (53) is provided with above terminal A (51) and terminal B (52)
One end be fixedly connected with terminal B (52), the movable end of action movie (53) is correspondingly arranged with terminal A (51) upper end, and action movie
(53) movable end is provided with contact (49), and terminal A (51) upper end is provided with contact (49).
2. action movie dry-burning preventing sensor according to claim 1, it is characterised in that：Set in the inner chamber of housing (3)
There are rotating shaft (32), one end of rotating shaft (32) to be fixedly connected with housing (3) medial wall, described magnetic approach switch (4) include permanent magnetism
Body (41), turning handle (42), static terminal (44) and moved end (45), turning handle (42) are rotatably arranged in rotating shaft (32), permanent magnet
(41) on the left end of turning handle (42), supporting plate (1) is provided with and determines magnet (11), determines magnet (11) and is correspondingly arranged at permanent magnet
(41) lower section；Described static terminal (44), below the left side of rotating shaft (32), the lower end of static terminal (44) is through under housing (3)
End base plate is secured to connect, and moved end (45) is located at rotating shaft (32) lower right-hand side, and moved end son (45) lower end passes through shell
Body (3) lower end base plate is secured to connect, and the upper end of moved end (45) is provided with movable contact spring (43), and the movable end of movable contact spring (43) sets
Between turning handle (42) left end and static terminal (44) upper end, and turning handle (42) right-hand member is connected with movable contact spring (43).
3. action movie dry-burning preventing sensor according to claim 2, it is characterised in that：The upper end of static terminal (44) is horizontal
To quiet folding (46) is provided with, quiet folding (46) are provided with contact (49)；Movable contact spring (43) activity above static terminal (44)
End is provided with contact (49).
4. action movie dry-burning preventing sensor according to claim 2, it is characterised in that：Mouth is provided with movable contact spring (43)
Arc spring lamination (48) is provided with groove (47), mouth groove (47), and one end of arc spring lamination (48) is fixedly connected on movable contact spring (43) and fixes
On end, the other end of arc spring lamination (48) is connected with turning handle (42) right-hand member.
5. action movie dry-burning preventing sensor according to claim 1, it is characterised in that：The both sides of fixed mount (33) are equal
Plug hole (39) is provided with, end cap (54) at the upper end open of fixed mount (33), is provided with, the two ends of end cap (54) are equipped with and thromboembolism
The thromboembolism post (55) that hole (39) coordinates.
6. action movie dry-burning preventing sensor according to claim 1, it is characterised in that：The installing rack includes two relatively
The side plate (34) of setting, is provided with the locating piece (35) of "convex" shaped, locating piece (35) and two side plates between two side plates (34)
(34) passing channel (37) is interval between；Embedding slot (36), embedding slot (36) is provided with the upper surface of locating piece (35)
Both sides be provided with pressuring line groove (38), described critesistor (6) are in embedding slot (36), and the lead at critesistor (6) two ends
(61) interior located at passing channel (37) afterwards through pressuring line groove (38).
7. action movie dry-burning preventing sensor according to claim 6, it is characterised in that：Embedding slot (36) and temperature-sensitive electricity
Felt pad (62) is provided between resistance (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510055591.7A CN104523155B (en) | 2015-02-03 | 2015-02-03 | A kind of action movie dry-burning preventing sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510055591.7A CN104523155B (en) | 2015-02-03 | 2015-02-03 | A kind of action movie dry-burning preventing sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104523155A CN104523155A (en) | 2015-04-22 |
| CN104523155B true CN104523155B (en) | 2017-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510055591.7A Expired - Fee Related CN104523155B (en) | 2015-02-03 | 2015-02-03 | A kind of action movie dry-burning preventing sensor |
Country Status (1)
| Country | Link |
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| CN (1) | CN104523155B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104783668B (en) * | 2015-04-30 | 2017-05-17 | 佛山市川东磁电股份有限公司 | PTC Integrated sensor |
| CN104792433B (en) * | 2015-04-30 | 2017-07-21 | 佛山市川东磁电股份有限公司 | One kind is vertically arranged electric resistance sensor |
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| CN2874975Y (en) * | 2006-01-24 | 2007-02-28 | 颜陶 | Magnetic shield anti-dry burning sensor for micro computer type rice cooker |
| CN201005475Y (en) * | 2006-11-01 | 2008-01-16 | 姜天恩 | Electric pressure cooker with an automatic detecting arrangement |
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| CN202041859U (en) * | 2011-04-06 | 2011-11-16 | 美的集团有限公司 | Temperature controller |
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| CN204088190U (en) * | 2014-09-30 | 2015-01-07 | 佛山市川东磁电股份有限公司 | A kind of tongue tube magnetic approach switch |
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| GB1041705A (en) * | 1963-05-07 | 1966-09-07 | Matsushita Electric Ind Co Ltd | Cooking apparatus |
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| CN1891120A (en) * | 2005-07-07 | 2007-01-10 | 乐金电子(天津)电器有限公司 | Temperature sensor mounting structure at concave part of roaster |
| CN201727388U (en) * | 2010-06-24 | 2011-02-02 | 美的集团有限公司 | Sensor for oven |
| CN202874994U (en) * | 2012-09-20 | 2013-04-17 | 佛山市川东磁电股份有限公司 | Electric kettle with magnetic-sensing temperature control device |
| CN204445441U (en) * | 2015-02-03 | 2015-07-08 | 佛山市川东磁电股份有限公司 | A kind of action movie dry-burning preventing sensor |
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2874975Y (en) * | 2006-01-24 | 2007-02-28 | 颜陶 | Magnetic shield anti-dry burning sensor for micro computer type rice cooker |
| CN201005475Y (en) * | 2006-11-01 | 2008-01-16 | 姜天恩 | Electric pressure cooker with an automatic detecting arrangement |
| CN201422761Y (en) * | 2009-06-12 | 2010-03-17 | 佛山市川东热敏磁电有限公司 | Dry-burning preventing sensor of novel microcomputer electric rice cooker |
| CN202041859U (en) * | 2011-04-06 | 2011-11-16 | 美的集团有限公司 | Temperature controller |
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| Publication number | Publication date |
|---|---|
| CN104523155A (en) | 2015-04-22 |
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