CN106783389A - Thick mould heating dish contact anti-dry heating temperature controller and anti-dry method - Google Patents
Thick mould heating dish contact anti-dry heating temperature controller and anti-dry method Download PDFInfo
- Publication number
- CN106783389A CN106783389A CN201710183326.6A CN201710183326A CN106783389A CN 106783389 A CN106783389 A CN 106783389A CN 201710183326 A CN201710183326 A CN 201710183326A CN 106783389 A CN106783389 A CN 106783389A
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- CN
- China
- Prior art keywords
- heating dish
- thick mould
- mould heating
- contact
- ceramic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H37/00—Thermally-actuated switches
- H01H37/02—Details
- H01H37/32—Thermally-sensitive members
- H01H37/52—Thermally-sensitive members actuated due to deflection of bimetallic element
- H01H37/54—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting
- H01H37/5427—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting encapsulated in sealed miniaturised housing
- H01H37/5436—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting encapsulated in sealed miniaturised housing mounted on controlled apparatus
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H37/00—Thermally-actuated switches
- H01H37/02—Details
- H01H37/32—Thermally-sensitive members
- H01H37/52—Thermally-sensitive members actuated due to deflection of bimetallic element
- H01H37/54—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting
- H01H2037/5463—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting the bimetallic snap element forming part of switched circuit
Abstract
Thick mould heating dish contact anti-dry heating temperature controller,Being arranged at prevents thick mould heating dish dry combustion method in thick mould heating dish,Including left solder terminal,Backhand welding connecting terminal,Ceramic shell,Movable contact,Stationary contact,Ceramic leading truck,Ceramic push rod,Spring and bimetal leaf,The left solder terminal other end and the backhand welding connecting terminal other end are respectively welded in the thick mould heating dish,The bimetal leaf is abutted against with the thick mould heating dish,The left solder terminal,The backhand welding connecting terminal forms closure or the conductive loops for disconnecting with the thick mould heating dish,Using the temperature controller of the technical program,When the limiting temperature of anti-dry is reached,Bimetal leaf can rapidly turn over jump,Temperature can in time be sensed,Reaction is fast,Reflect temperature in real time,Prevent quick-fried mould,And it is easy for installation,Low cost,Long lifespan,It is welded in heating dish with backhand welding connecting terminal using the resilient left solder terminal of tool simultaneously,Whole product is firmly welded in thick mould heating dish,Avoid contact with bad.
Description
Technical field
The present invention relates to temperature control field, and in particular to a kind of thick mould heating dish contact anti-dry heating temperature controller and anti-dry side
Method.
Background technology
Current industry mainly uses NTC thermistor, and because thermistor is to change power with resistance, NTC has outside
The function that resistance diminishes when temperature is raised, so as to reduce bearing power, reaches control circuit board temperature action, but due to NTC senses
Answer temperature slow, need the regular hour to whole NTC heat transfers from contact point, it is impossible to sense temperature in real time；Easily receive external electrical
Magnetic interference；Component is easily aging simultaneously, influences the life-span, causes quick-fried mould.
The content of the invention
It is an object of the invention to overcome the shortcomings of that prior art is present, there is provided a kind of thick mould heating dish contact anti-dry
Temperature controller is that heter temperature changes reaction speed soon, and long lifespan, prevents quick-fried mould phenomenon.The purpose of the present invention is by such as
Lower technical scheme is realized：
Thick mould heating dish contact anti-dry heating temperature controller, being arranged at prevents thick mould heating dish dry combustion method in thick mould heating dish, bag
Include left solder terminal, backhand welding connecting terminal, ceramic shell, movable contact, stationary contact, ceramic leading truck, ceramic push rod, spring and double gold
One end riveted of category piece, the movable contact and movable contact spring, the other end of the movable contact spring leads to one end of the backhand welding connecting terminal
Too short closing-up in the ceramic shell, one end riveted of the stationary contact and static contact, the other end of the static contact with
By closing-up long in the ceramic shell, the ceramic leading truck is arranged at the ceramics for one end of the left solder terminal
Below housing, the ceramic push rod is arranged at the ceramic leading truck center, and the ceramic push rod top passes through the stationary contact
And abutted against with the movable contact spring bottom surface, the ceramic push rod bottom abuts against through the spring with the bimetal leaf, institute
State the bottom surface of ceramic leading truck and the ceramic shell underrun stainless steel cover riveted, the bimetal leaf be overlapped in it is described not
Rust steel lid, the both ends of the spring is abutted against with the ceramic leading truck and the bimetal leaf respectively, and the left solder terminal is another
One end and the backhand welding connecting terminal other end are respectively welded in the thick mould heating dish, and the bimetal leaf adds with the thick mould
Hot plate is abutted against, the left solder terminal, the rivet long, the static contact, the stationary contact, the movable contact, described dynamic
Reed, the short rivet, the backhand welding connecting terminal form closure or the conductive loops for disconnecting with the thick mould heating dish.
Further, the ceramic shell is in convex shape, bottom surface hollow out.
Further, the left solder terminal is in anti-zigzag, and the backhand welding connecting terminal is in zigzag.
Further, the left solder terminal bottom surface is provided with a downward left elastic pressuring plate, the backhand welding connecting terminal bottom
Face is provided with a downward right elastic pressuring plate.
Further, the left elastic pressuring plate and the right elastic pressuring plate relative to the bottom surface distance of stainless steel cover for 3~
5mm。
Further, the left solder terminal is distributed with the backhand welding connecting terminal with the Central Symmetry of the ceramic shell,
And it is riveted on the top surface of the ceramic shell.
Further, the ceramic leading truck is in convex shape, bottom surface hollow out.
Further, the bimetal leaf is downwardly projecting in the 0.1~1mm of stainless steel cover bottom surface.
Further, using with thermosensitive response and the bimetal leaf for turning over jump function.
Further, the movable contact spring is used by the good beryllium copper of shape setting heat treatments elasticity with the static contact.State thickness
The anti-dry method of mould heating dish contact anti-dry heating temperature controller, it is characterised in that
Step one, switch on power,
Step 2, the temperature bound for setting the temperature controller,
Step 3, the movable contact offset with the movable contact spring and are connected in closure state, the left solder terminal, the backhand welding
The conductive loops that connecting terminal is closed with the thick mould heating dish formation, the thick mould heating dish heat temperature raising,
Step 4, the thick mould heating dish heating-up temperature are raised to the design temperature upper limit of the temperature controller, the bimetallic
Piece senses temperature rise and turns over jump rapidly, the ceramic push rod is up ejected, the normally closed movable contact top is opened, quiet with described
Contact separation, switches to off-state, the loop of the left solder terminal and the backhand welding connecting terminal and the thick mould heating dish
Disconnect, heating load stops this work, maximum temperature-rise stops, and reaches the effect of protection circuit board component, prevents from burning out wiring board
Function element,
Step 5, the thick mould heating dish temperature are reduced to the design temperature lower limit of the temperature controller, the bimetal leaf
Sense temperature drop and spring back to and abutted against with the thick mould heating dish, toward whereabouts, the movable contact spring will be described for the ceramic push rod
Movable contact springs back to and is abutted with the stationary contact, switches to closure state, the left solder terminal and the backhand welding connecting terminal with
The circuit closed of the thick mould heating dish, heating starts, and so circulates the step 4 and the step 5, until power-off.
The beneficial effect of technical solution of the present invention is：
Thick mould heating dish contact anti-dry heating temperature controller is double using the structure of the technical program and with thermosensitive response
Sheet metal can rapidly sense temperature rise, and when the limiting temperature of anti-dry is reached, bimetal leaf can rapidly turn over jump, disconnect immediately and adding
Heater circuit, can in time sense temperature, and reaction is fast, temperature is reflected in real time, it is ensured that thick mould power prevents quick-fried in normal range (NR)
Mould, and easy for installation, low cost, long lifespan.
Meanwhile, it is welded in heating dish with backhand welding connecting terminal using having resilient left solder terminal, elasticity can be whole
Product firm contact is in thick mould heating dish, and left solder terminal is respectively arranged with left elasticity with backhand welding connecting terminal on pad
Compressing tablet and right elastic pressuring plate, can push down thick mould heating dish in welding, increase weld strength, it is to avoid not prison welding etc. is bad existing
As.
Brief description of the drawings
Fig. 1 is the longitudinal sectional view of thick mould heating dish welded type anti-dry heating temperature controller；
Fig. 2 is the upward view of thick mould heating dish welded type anti-dry heating temperature controller.
Reference
The left solder terminals of 1-, 2- ceramic shells, 3- stainless steel covers, 4- rivets long, 5- movable contacts, 6- movable contact springs, the short rivetings of 7-
Nail, 8- static contacts, 9- stationary contacts, 10- ceramics push rods, 11- springs, 12- bimetal leafs, 13- backhand welding connecting terminals, 14- ceramics are led
To frame, 15- thickness mould heating dish, 16- is raised, the right elastic pressuring plates of 17-.
Specific embodiment
For technological means, creation characteristic, reached purpose and effect for making present invention realization are readily apparent from understanding, with reference to
Specific embodiment, is expanded on further the present invention.
Special instruction, the position relationship of technical scheme description is the relative position relation based on accompanying drawing, and it is right to be easy to
The understanding of technical scheme, not actual position relationship, is not limited to this and describes relation.
As illustrated in fig. 1 and 2, thick mould heating dish contact anti-dry heating temperature controller, being arranged in thick mould heating dish 15 prevents thickness
The dry combustion method of mould heating dish 15, including left solder terminal 1, backhand welding connecting terminal 13, ceramic shell 2, movable contact 5, stationary contact 9, ceramics are led
To frame 14, ceramic push rod 10, spring 11 and bimetal leaf 12, one end riveted of movable contact 5 and movable contact spring 6, movable contact spring 6 it is another
End and one end of backhand welding connecting terminal 13 by the riveted of short rivet 7 in ceramic shell 2, one end riveted of stationary contact 9 and static contact 8,
The other end of static contact 8 passes through the riveted of rivet long 4 in ceramic shell 2 with one end of left solder terminal 1, and ceramic leading truck 14 is set
Below ceramic shell 2, ceramic push rod 10 is arranged at the center of ceramic leading truck 14, and the top of ceramic push rod 10 passes through stationary contact 9 simultaneously
Abutted against with the bottom surface of movable contact spring 6, the bottom of ceramic push rod 10 abuts against through spring 11 with bimetal leaf 12, ceramic leading truck 14
Bottom surface and the riveted of 2 underrun stainless steel cover of ceramic shell 3, bimetal leaf 12 are overlapped in stainless steel cover 3, the two ends of spring 11 difference
Abutted against with ceramic leading truck 14 and bimetal leaf 12, the other end of left solder terminal 1 and the other end of backhand welding connecting terminal 13 are welded respectively
It is connected in thick mould heating dish 15, bimetal leaf 12 is abutted against with thick mould heating dish 15, left solder terminal 1, rivet long 4, static contact
8th, stationary contact 9, movable contact 5, movable contact spring 6, short rivet 7, backhand welding connecting terminal 13 form what is closed or disconnect with thick mould heating dish 15
Conductive loops.
Preferably, ceramic shell 2 is in convex shape, bottom surface hollow out.
Preferably, left solder terminal 1 is in anti-zigzag, and backhand welding connecting terminal 13 is in zigzag, and the bottom surface of left solder terminal 1 is provided with
One downward left elastic pressuring plate 16, the bottom surface of backhand welding connecting terminal 13 is provided with a downward right elastic pressuring plate 17, left elastic pressuring plate 16
The bottom surface distance relative to stainless steel cover 3 with right elastic pressuring plate 17 is 3~5mm.
Preferably, left solder terminal 1 is distributed with backhand welding connecting terminal 13 with the Central Symmetry of ceramic shell 2, and is riveted on
The top surface of ceramic shell 2.
Preferably, ceramic leading truck 14 is in convex shape, bottom surface hollow out.
Preferably, bimetal leaf 12 is downwardly projecting in stainless steel cover 3 0.1~1mm of bottom surface, preferably 0.2~0.3mm.
Preferably, bimetal leaf 12 is using with thermosensitive response and the metal material for turning over jump function.
Preferably, in order to increase electric conductivity movable contact 5 and the silver-plated process of stationary contact 9, movable contact spring 6 and static contact 8 are used
By the good beryllium copper of shape setting heat treatments elasticity.
Specific embodiment is that the temperature controller is arranged in thick mould heating dish 15, using the resilient left solder terminal 1 of tool
It is fixed in thick mould heating dish 15 with backhand welding connecting terminal 13, the bullet of Action of Gravity Field and left elastic pressuring plate 16 and right elastic pressuring plate 17
Property can be whole temperature controller firm contact in thick mould heating dish 15, it is to avoid loose contact phenomenon；Spring 11 is by bimetal leaf 12
Ejection stainless steel cover 3 also firm contact in thick mould heating dish 15, when the thick temperature of mould heating dish 15 rises, with thermosensitive response
Bimetal leaf 12 can rapidly sense temperature rise, when the limiting temperature of anti-dry is reached, bimetal leaf 12 can rapidly turn over jump, will
Ceramic push rod 10 is down ejected, and the normally closed top of movable contact 5 is opened, and is separated with stationary contact 9, switches to off-state, a left side now
Solder terminal 1 disconnects with the conductive loops that backhand welding connecting terminal 14 is connected with external loading, and heating load stops this work, maximum temperature-rise
Stop, reaching the effect of protection circuit board component, prevent from burning out the function element of wiring board, when the thick temperature of mould heating dish 15 drop
The low design temperature lower limit to temperature controller, bimetal leaf 12 senses temperature drop and springs back to and abutted against with thick mould heating dish 15, makes pottery
Movable contact 5 is sprung back to and is abutted with stationary contact 8 by porcelain push rod 10 toward whereabouts, movable contact spring 6, switches to closure state, left solder terminal 1
With backhand welding connecting terminal 13 and the circuit closed of thick mould heating dish 15, heating starts, so circulates, until power-off.
Presently preferred embodiments of the present invention is the foregoing is only, is not intended to limit the invention, it is all in essence of the invention
Any modification, equivalent and improvement made within god and principle etc., should be included within the scope of the present invention.
Claims (10)
1. thick mould heating dish contact anti-dry heating temperature controller, being arranged at prevents thick mould heating dish dry combustion method in thick mould heating dish, including
Left solder terminal, backhand welding connecting terminal, ceramic shell, movable contact, stationary contact, ceramic leading truck, ceramic push rod, spring and bimetallic
Piece, it is characterised in that one end riveted of the movable contact and movable contact spring, the other end of the movable contact spring and the backhand welding connecting terminal
One end by short rivet riveted in the ceramic shell, one end riveted of the stationary contact and static contact, the static contact
By closing-up long in the ceramic shell, the ceramic leading truck is arranged at for one end of the other end and the left solder terminal
Below the ceramic shell, the ceramic push rod is arranged at the ceramic leading truck center, and the ceramic push rod top passes through institute
State stationary contact and abutted against with the movable contact spring bottom surface, the ceramic push rod bottom passes through the spring and the bimetal leaf phase
Abutting, the bottom surface of the ceramic leading truck and the ceramic shell underrun stainless steel cover riveted, the bimetal leaf overlap joint
In the stainless steel cover, the both ends of the spring is abutted against with the ceramic leading truck and the bimetal leaf respectively, the left weldering
The connecting terminal other end and the backhand welding connecting terminal other end are respectively welded in the thick mould heating dish, the bimetal leaf and institute
State thick mould heating dish to abut against, the left solder terminal, the rivet long, the static contact, the stationary contact, described moving are touched
Point, the movable contact spring, the short rivet, the backhand welding connecting terminal form closure with the thick mould heating dish or the electrical of disconnection returns
Road.
2. thick mould heating dish contact anti-dry heating temperature controller according to claim 1, it is characterised in that the ceramic shell
In convex shape, bottom surface hollow out.
3. thick mould heating dish contact anti-dry heating temperature controller according to claim 1, it is characterised in that the left welding ends
Son is in anti-zigzag, and the backhand welding connecting terminal is in zigzag.
4. thick mould heating dish contact anti-dry heating temperature controller according to claim 1, it is characterised in that the left welding ends
Sub- bottom surface is provided with a downward left elastic pressuring plate, and the backhand welding connecting terminal bottom surface is provided with a downward right elastic pressuring plate.
5. thick mould heating dish contact anti-dry heating temperature controller according to claim 1, it is characterised in that the left welding ends
It is sub to be distributed with the Central Symmetry of the ceramic shell with the backhand welding connecting terminal, and it is riveted on the top of the ceramic shell
Face.
6. thick mould heating dish contact anti-dry heating temperature controller according to claim 1, it is characterised in that the ceramics are oriented to
Frame is in convex shape, bottom surface hollow out.
7. thick mould heating dish contact anti-dry heating temperature controller according to claim 1, it is characterised in that the bimetal leaf
It is downwardly projecting in the 0.1~1mm of stainless steel cover bottom surface.
8. thick mould heating dish contact anti-dry heating temperature controller according to claim 1, it is characterised in that using having temperature-sensitive
React and turn over the bimetal leaf for jumping function.
9. thick mould heating dish contact anti-dry heating temperature controller according to claim 1, it is characterised in that the movable contact spring with
The static contact is used by the good beryllium copper of shape setting heat treatments elasticity.
10. as described in claim 1 to 9 thick mould heating dish contact anti-dry heating temperature controller anti-dry method, it is characterised in that
Step one, switch on power,
Step 2, the temperature bound for setting the temperature controller,
Step 3, the movable contact offset with the movable contact spring and are connected in closure state, the left solder terminal, the right welding ends
The sub conductive loops that closure is formed with the thick mould heating dish, the thick mould heating dish heat temperature raising,
Step 4, the thick mould heating dish heating-up temperature are raised to the design temperature upper limit of the temperature controller, the bimetal leaf sense
Temperature rise should be arrived and jump is turned over rapidly, the ceramic push rod is up ejected, the normally closed movable contact top opened, with the stationary contact
Separate, switch to off-state, the left solder terminal disconnects with the backhand welding connecting terminal with the loop of the thick mould heating dish,
Heating load stops this work, and maximum temperature-rise stops, and reaches the effect of protection circuit board component, prevents from burning out the function of wiring board
Device,
Step 5, the thick mould heating dish temperature are reduced to the design temperature lower limit of the temperature controller, the bimetal leaf sensing
Abutted against with the thick mould heating dish to temperature drop and springing back to, toward falling, the movable contact spring will be described dynamic tactile for the ceramic push rod
Point springs back to and abutted with the stationary contact, switches to closure state, the left solder terminal and the backhand welding connecting terminal with it is described
The circuit closed of thick mould heating dish, heating starts,
The step 4 and the step 5 are so circulated, until power-off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710183326.6A CN106783389B (en) | 2017-03-24 | 2017-03-24 | Thick-film heating plate contact type dry-heating-preventing temperature controller and dry-heating-preventing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710183326.6A CN106783389B (en) | 2017-03-24 | 2017-03-24 | Thick-film heating plate contact type dry-heating-preventing temperature controller and dry-heating-preventing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106783389A true CN106783389A (en) | 2017-05-31 |
| CN106783389B CN106783389B (en) | 2020-06-26 |
Family
ID=58967334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710183326.6A Active CN106783389B (en) | 2017-03-24 | 2017-03-24 | Thick-film heating plate contact type dry-heating-preventing temperature controller and dry-heating-preventing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106783389B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0451678A2 (en) * | 1990-04-06 | 1991-10-16 | Hitachi, Ltd. | Overload protective device |
| JP2006099978A (en) * | 2004-09-28 | 2006-04-13 | Hosiden Corp | Thermoprotector |
| CN201149837Y (en) * | 2008-01-15 | 2008-11-12 | 朱英年 | Adjusting temp controller |
| CN101345160A (en) * | 2008-08-20 | 2009-01-14 | 朱英年 | Double-pole single-throw type temperature controller |
-
2017
- 2017-03-24 CN CN201710183326.6A patent/CN106783389B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0451678A2 (en) * | 1990-04-06 | 1991-10-16 | Hitachi, Ltd. | Overload protective device |
| JP2006099978A (en) * | 2004-09-28 | 2006-04-13 | Hosiden Corp | Thermoprotector |
| CN201149837Y (en) * | 2008-01-15 | 2008-11-12 | 朱英年 | Adjusting temp controller |
| CN101345160A (en) * | 2008-08-20 | 2009-01-14 | 朱英年 | Double-pole single-throw type temperature controller |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106783389B (en) | 2020-06-26 |
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