CN209515561U - A kind of temperature controller - Google Patents
A kind of temperature controller Download PDFInfo
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- CN209515561U CN209515561U CN201920632733.5U CN201920632733U CN209515561U CN 209515561 U CN209515561 U CN 209515561U CN 201920632733 U CN201920632733 U CN 201920632733U CN 209515561 U CN209515561 U CN 209515561U
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- contact spring
- movable contact
- firewire
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- zero curve
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Abstract
A kind of temperature controller, including upper connection shell and connecting bracket, upper connection housing bottom offers grafting chamber, upper connection case top is equipped with firewire level-one anti-dry component, zero curve level-one anti-dry component, firewire movable contact spring and zero curve movable contact spring, firewire movable contact spring and zero curve movable contact spring respectively with firewire level-one anti-dry component and zero curve level-one anti-dry component Elastic Contact, second level on-off bimetal leaf is installed on upper connection shell, when second level on-off bimetal leaf senses that temperature equals or exceeds temperature preset value, by pushing on-off push plate to compress firewire movable contact spring and zero curve movable contact spring, simultaneously switch off Firewire circuitry and zero curve circuit, and it remains off, by driving hand-reset part, make to be resetted and connected by movable plate Firewire circuitry and zero curve circuit, the temperature controller passes through level-one Anti-overheating structure and two-stage dry-heating preventing structure, make temperature control Device more heavy safety guarantee in use, meet the safety requirement of partially liq electric heater.
Description
Technical field
The utility model relates to temperature controller fields, specifically with a kind of temperature controller of firsts and seconds Anti-overheating structure.
Background technique
Currently, temperature controller is applied on electric heating utensil more, such as: electric kettle, existing temperature controller include upper connection shell
Body, upper connection shell are mounted on kettle body bottom, and traditional upper connection shell is provided with conducting wire and one or two double gold
Belong to piece, when the bimetal leaf of anti-dry incudes kettle body bottom temperature in real time, when sensing that temperature equals or exceeds temperature preset value
When, bimetal leaf temperature distortion simultaneously pushes insulating bar, to disconnect conducting wire, realize the effect of anti-dry, but pair at present
Metal sheet portions still have quality problems, are easy to appear anti-dry failure, cause Electrical Safety accident, and increasingly stringent
Safety requirement under, part temperature controller is not able to satisfy safety requirement situation.
Utility model content
Utility model aims to solve above-mentioned existing problems, provide a kind of a kind of temperature simple and reasonable for structure
Device is controlled, effect is that the anti-dry guarantee of firsts and seconds is provided for temperature controller, improves the safety in utilization of electric heater.
A kind of temperature controller, including upper connection shell and connecting bracket, upper connection housing bottom offer grafting chamber, upper company
It connects case top and the dynamic touching of firewire level-one anti-dry component, zero curve level-one anti-dry component, firewire movable contact spring and zero curve is installed
Piece, firewire movable contact spring and zero curve movable contact spring respectively with firewire level-one anti-dry component and zero curve level-one anti-dry component elastic connecting
Touching；
Second level on-off bimetal leaf is installed, second level on-off bimetal leaf bottom surface is provided with passively on the upper connection shell
Piece is equipped with the on-off push plate being arranged on firewire movable contact spring and zero curve movable contact spring, second level on-off bimetallic below movable plate
When piece senses that temperature equals or exceeds temperature preset value, by pushing on-off push plate to compress firewire movable contact spring and the dynamic touching of zero curve
Piece simultaneously switches off Firewire circuitry and zero curve circuit, and remains off;
Hand-reset part is installed below the on-off push plate, one end of hand-reset part extends toward grafting cavity direction,
By driving hand-reset part, make to be resetted and connected by movable plate Firewire circuitry and zero curve circuit.
The temperature controller makes temperature controller more weights in use by level-one Anti-overheating structure and two-stage dry-heating preventing structure
Safety guarantee, meets the safety requirement of partially liq electric heater, and when second level on-off bimetal leaf sense temperature be equal to or
When more than deformation occur after temperature preset value, resetting, being caused again after can be avoided the cooling of second level on-off bimetal leaf by movable plate
There is dry-fire condition, which must be operated by manpower and push hand-reset part, resetted it and be powered, and operation is simple,
And it is simple and reasonable for structure, production cost is low.
The utility model can also be solved using following technical measures:
It further illustrates, the firewire level-one anti-dry component includes the first bimetal leaf, the first movable contact spring, the first fixed touching
Piece and the first insulating part, the first bimetal leaf are mounted in connecting bracket, the dynamic touching of lower section setting first of the first bimetal leaf
Piece, the first insulating part are mounted between the first movable contact spring and the first bimetal leaf, the movable end of the first movable contact spring and the first fixed touching
One end Elastic Contact of piece, and the other end of the first fixed touching plate and firewire movable contact spring Elastic Contact.
It further illustrates, the zero curve level-one anti-dry component includes the second bimetal leaf, the second movable contact spring, the second fixed touching
Piece and the second insulating part, the second bimetal leaf are mounted in connecting bracket, the dynamic touching of lower section setting second of the second bimetal leaf
Piece, the second insulating part are mounted between the second movable contact spring and the second bimetal leaf, the movable end of the second movable contact spring and the second fixed touching
One end Elastic Contact of piece, and the other end of the second fixed touching plate and firewire movable contact spring Elastic Contact.
It further illustrates, the on-off push plate includes pressing plate, and pressing plate compresses or be suspended at firewire movable contact spring and the dynamic touching of zero curve
The top of piece is extended in the middle part of pressing plate and the on-off insulating part that is cooperated by movable plate.
It further illustrates, further includes having leading truck, the top of leading truck is equipped with placed cavity, and it is logical that second level is equipped in placed cavity
Disconnected bimetal leaf and by movable plate, is provided with the centre bore interted suitable for on-off insulating part in the middle part of leading truck, on-off insulating part
Top with cooperation compressed by movable plate bottom surface.
It further illustrates, the hand-reset part includes restoring board, and the bottom surface of restoring board is equipped with the touching extended to grafting chamber
Pillar is sent out, the two sides of restoring board have been symmetrically extended two limit plates upwards, and pressing plate is arranged between two limit plates.
It further illustrates, firewire conductive metal ring and zero curve conductive metal ring, firewire dynamic touching is installed in the grafting chamber
The fixing end of piece is connect with firewire conductive metal ring, and the fixing end of zero curve movable contact spring is connect with zero curve conductive metal ring.
The beneficial effects of the utility model are as follows:
A kind of temperature controller of the utility model, the temperature controller make temperature by level-one Anti-overheating structure and two-stage dry-heating preventing structure
Device more heavy safety guarantee in use are controlled, meet the safety requirement of partially liq electric heater, and when second level on-off is double
Sheet metal senses after temperature equals or exceeds temperature preset value when there is deformation, can be avoided second level on-off bimetallic by movable plate
It is resetted after piece is cooling, causes occur dry-fire condition again, which must be operated by manpower and push hand-reset part, it is made
It resets and is powered, operation is simple, and simple and reasonable for structure, and production cost is low.
Detailed description of the invention
Fig. 1 is the decomposition texture schematic diagram of the utility model.
Fig. 2 is the decomposition texture schematic diagram (section view) of the utility model.
Fig. 3 is that the on-off push plate of the utility model and hand-reset part cooperate schematic diagram.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and examples.
As shown in Figure 1 to Figure 3, a kind of temperature controller, including upper connection shell 1 and connecting bracket 2, upper 1 bottom of connection shell
Portion offers grafting chamber 3, be equipped at the top of upper connection shell 1 firewire level-one anti-dry component 4, zero curve level-one anti-dry component 5,
Firewire movable contact spring 6 and zero curve movable contact spring 7, firewire movable contact spring 6 and zero curve movable contact spring 7 respectively with firewire level-one anti-dry component 4
With 5 Elastic Contact of zero curve level-one anti-dry component；
Second level on-off bimetal leaf 8 is installed, 8 bottom surface of second level on-off bimetal leaf is provided on the upper connection shell 1
By movable plate 9, the on-off push plate 10 being arranged on firewire movable contact spring 6 and zero curve movable contact spring 7, second level are installed by the lower section of movable plate 9
When on-off bimetal leaf 8 senses that temperature equals or exceeds temperature preset value, by pushing on-off push plate 10 to compress the dynamic touching of firewire
Piece 6 and zero curve movable contact spring 7, simultaneously switch off Firewire circuitry and zero curve circuit, and remain off;
The lower section of the on-off push plate 10 is equipped with hand-reset part 11, and one end of hand-reset part 11 is toward 3 side of grafting chamber
Make to reset and connect Firewire circuitry and zero curve circuit by movable plate 9 by driving hand-reset part 11 to extension.
The temperature controller makes temperature controller more weights in use by level-one Anti-overheating structure and two-stage dry-heating preventing structure
Safety guarantee, meets the safety requirement of partially liq electric heater, and when second level on-off bimetal leaf 8 sense temperature be equal to or
When more than deformation occur after temperature preset value, resetting, being caused again after can be avoided the cooling of second level on-off bimetal leaf 8 by movable plate 9
Secondary dry-fire condition occur, which must be operated by manpower and push hand-reset part 11, resetted it and be powered, operation letter
Easily, and simple and reasonable for structure, production cost is low.
The firewire level-one anti-dry component 4 includes the first bimetal leaf 401, the first movable contact spring 402, the first fixed touching plate
403 and first insulating part 404, the first bimetal leaf 401 be mounted in connecting bracket 2, the lower section of the first bimetal leaf 401 is set
The first movable contact spring 402 is set, the first insulating part 404 is mounted between the first movable contact spring 402 and the first bimetal leaf 401, and first is dynamic
One end Elastic Contact of the movable end of contact 402 and the first fixed touching plate 403, and the other end of the first fixed touching plate 403 and firewire are dynamic
6 Elastic Contact of contact.
The zero curve level-one anti-dry component 5 includes the second bimetal leaf 501, the second movable contact spring 502, the second fixed touching plate
503 and second insulating part 504, the second bimetal leaf 501 be mounted in connecting bracket 2, the lower section of the second bimetal leaf 501 is set
The second movable contact spring 502 is set, the second insulating part 504 is mounted between the second movable contact spring 502 and the second bimetal leaf 501, and second is dynamic
One end Elastic Contact of the movable end of contact 502 and the second fixed touching plate 503, and the other end of the second fixed touching plate 503 and firewire are dynamic
6 Elastic Contact of contact.
Firewire level-one anti-dry component 4 and zero curve level-one anti-dry component 5 are used as first order Anti-overheating structure, normally make
With under state, the first movable contact spring 402 and the second movable contact spring 502 connect with the first fixed touching plate 403 and firewire and the second fixed touching plate 503
It is logical, when electric heater unit dry combustion method, the first bimetal leaf 401 and/or the second bimetal leaf 501 due to dry combustion method overheating deforming, when
First bimetal leaf 401 and/or the second bimetal leaf 501, which are bent downwardly, compresses the first movable contact spring 402 and/or the second movable contact spring
When 502, Firewire circuitry and/or zero curve circuit are disconnected, and complete the anti-dry of level-one, dry-fire condition is avoided to occur.
The on-off push plate 10 includes pressing plate 1001, and pressing plate 1001 compresses or be suspended at firewire movable contact spring 6 and the dynamic touching of zero curve
The top of piece 7, the on-off insulating part 1002 that the middle part of pressing plate 1001 is extended with and is cooperated by movable plate 9, the structure make on-off push plate
About 10 Vertical movements are realized while being compressed to firewire movable contact spring 6 and zero curve movable contact spring 7, make Firewire circuitry and zero curve circuit
It disconnects.
It further include having leading truck 12, the top of leading truck 12 is equipped with placed cavity 1201, is equipped with second level in placed cavity 1201
On-off bimetal leaf 8 and by movable plate 9, the middle part of leading truck 12 are provided with the centre bore interted suitable for on-off insulating part 1002
1202, the top of on-off insulating part 1002 with cooperation compressed by 9 bottom surface of movable plate, leading truck 12 enables on-off push plate 10 to stablize work
It is dynamic, it avoids displacement from swinging, in addition by movable plate 9 in second level on-off 8 dry combustion method overheating deforming of bimetal leaf, pushes same by movable plate 9
Deformation is protected in electric heater the case where handling dry combustion method, resetting the cooling of second level on-off bimetal leaf 8 no for a long time by movable plate 9
Shape is held, on-off push plate 10 is compressed and remains powered off state, cooling reset is avoided to cause dry combustion method repeatedly.
The hand-reset part 11 includes restoring board 1101, and the bottom surface of restoring board 1101 is equipped with the touching extended to grafting chamber 3
Pillar 1102 is sent out, the two sides of restoring board 1101 have been symmetrically extended two limit plates 1103 upwards, and pressing plate 1001 is arranged in two limit plates
Between 1103, structure is simple, and can be avoided pressing plate 1001 along on-off insulating part 1002 is center axis left-right rotation, guarantees pressing plate
1001 can compress firewire movable contact spring 6 and zero curve movable contact spring 7 simultaneously.
Firewire conductive metal ring 13 and zero curve conductive metal ring 14 are installed, firewire movable contact spring 6 is consolidated in the grafting chamber 3
Fixed end is connect with firewire conductive metal ring 13, and the fixing end of zero curve movable contact spring 7 is connect with zero curve conductive metal ring 14, is belonged to existing
Technology no longer illustrates herein.
When firewire level-one anti-dry component 4 and zero curve level-one anti-dry component 5 carry out the work of level-one anti-dry, second level is logical
When disconnected bimetal leaf 8 equally senses that temperature equals or exceeds temperature preset value, it is anti-dry that second level on-off bimetal leaf 8 carries out second level
Burning movement, when second level on-off 8 overheating deforming of bimetal leaf, second level on-off bimetal leaf 8 is bent downwardly to compress and connect by movable plate 9, quilt
Movable plate 9 drives the sliding of on-off push plate 10 and compresses firewire movable contact spring 6 and zero curve movable contact spring 7 simultaneously, makes Firewire circuitry and zero curve
Circuit disconnects, and three breakpoints can further ensure the Electrical Safety of temperature controller, and in addition second level on-off bimetal leaf 8 can be in fire
After line level-one anti-dry component 4 and zero curve level-one anti-dry component 5 damage, the normal use of temperature controller is still ensured that.
After user handles dry-fire condition, when needing to reuse electric heater, user only needs to remove electric heater
Pedestal is pushed by object or electric heater is placed on pedestal again, hand-reset part 11 is made to push on-off push plate 10
Sliding makes to restore anti-dry state by movable plate 9 and second level on-off bimetal leaf 8, completes manual reset procedure, be again switched on electricity
Road continues to use.
The above-mentioned preferred embodiment for the utility model, has been shown and described the basic principles and main features of the utility model
And the advantages of the utility model.Those skilled in the art should be recognized that the present utility model is not limited to the above embodiments, on
It states and only illustrates the principles of the present invention described in embodiment and specification, do not departing from the spirit and scope of the utility model
Under the premise of the utility model also has various changes and improvements, these changes and improvements both fall within claimed it is practical new
Within the scope of type.
The utility model requires protection scope is defined by appended claims and its equivalent.
Claims (7)
1. a kind of temperature controller, including upper connection shell (1) and connecting bracket (2), upper connection shell (1) bottom offers grafting
Chamber (3), upper connection shell (1) top are equipped with firewire level-one anti-dry component (4), zero curve level-one anti-dry component (5), firewire
Movable contact spring (6) and zero curve movable contact spring (7), firewire movable contact spring (6) and zero curve movable contact spring (7) respectively with firewire level-one anti-dry group
Part (4) and zero curve level-one anti-dry component (5) Elastic Contact, it is characterised in that:
Second level on-off bimetal leaf (8), the setting of second level on-off bimetal leaf (8) bottom surface are installed on the upper connection shell (1)
Have by movable plate (9), the on-off being arranged on firewire movable contact spring (6) and zero curve movable contact spring (7) is installed below movable plate (9) and is pushed away
Plate (10), when second level on-off bimetal leaf (8) senses that temperature equals or exceeds temperature preset value, by pushing on-off push plate
(10) firewire movable contact spring (6) and zero curve movable contact spring (7) are compressed, simultaneously switches off Firewire circuitry and zero curve circuit, and remain open shape
State;
It is equipped with hand-reset part (11) below the on-off push plate (10), one end of hand-reset part (11) is toward grafting chamber
(3) direction extends, by driving hand-reset part (11), making to be resetted by movable plate (9) and connecting Firewire circuitry and zero curve circuit.
2. a kind of temperature controller according to claim 1, it is characterised in that: the firewire level-one anti-dry component (4) includes the
One bimetal leaf (401), the first movable contact spring (402), the first fixed touching plate (403) and the first insulating part (404), the first bimetallic
Piece (401) is mounted on connecting bracket (2), and the first movable contact spring (402) are arranged in the lower section of the first bimetal leaf (401), and first absolutely
Edge part (404) is mounted between the first movable contact spring (402) and the first bimetal leaf (401), the movable end of the first movable contact spring (402)
With one end Elastic Contact of the first fixed touching plate (403), and the other end of the first fixed touching plate (403) and firewire movable contact spring (6) elasticity
Contact.
3. a kind of temperature controller according to claim 1, it is characterised in that: the zero curve level-one anti-dry component (5) includes the
Two bimetal leafs (501), the second movable contact spring (502), the second fixed touching plate (503) and the second insulating part (504), the second bimetallic
Piece (501) is mounted on connecting bracket (2), and the second movable contact spring (502) are arranged in the lower section of the second bimetal leaf (501), and second absolutely
Edge part (504) is mounted between the second movable contact spring (502) and the second bimetal leaf (501), the movable end of the second movable contact spring (502)
With one end Elastic Contact of the second fixed touching plate (503), and the other end of the second fixed touching plate (503) and firewire movable contact spring (6) elasticity
Contact.
4. a kind of temperature controller according to claim 1, it is characterised in that: the on-off push plate (10) includes pressing plate (1001),
Pressing plate (1001) compresses or is suspended at the top of firewire movable contact spring (6) and zero curve movable contact spring (7), and the middle part of pressing plate (1001) extends
The on-off insulating part (1002) for having and being cooperated by movable plate (9).
5. a kind of temperature controller according to claim 1, it is characterised in that: it further include having leading truck (12), leading truck (12)
Top is equipped with placed cavity (1201), second level on-off bimetal leaf (8) is equipped in placed cavity (1201) and by movable plate (9), guiding
The centre bore (1202) interted suitable for on-off insulating part (1002), the top of on-off insulating part (1002) are provided in the middle part of frame (12)
Portion with cooperation compressed by movable plate (9) bottom surface.
6. according to a kind of temperature controller described in claim 1, it is characterised in that: the hand-reset part (11) includes restoring board
(1101), the bottom surface of restoring board (1101) is equipped with the triggering pillar (1102) that extends to grafting chamber (3), and the two of restoring board (1101)
It has been symmetrically extended two limit plates (1103) on lateral, pressing plate (1001) is arranged between two limit plates (1103).
7. a kind of temperature controller according to claim 1, it is characterised in that: be equipped with firewire conductive gold in the grafting chamber (3)
Belong to ring (13) and zero curve conductive metal ring (14), the fixing end of firewire movable contact spring (6) are connect with firewire conductive metal ring (13), zero
The fixing end of line movable contact spring (7) is connect with zero curve conductive metal ring (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920632733.5U CN209515561U (en) | 2019-04-30 | 2019-04-30 | A kind of temperature controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920632733.5U CN209515561U (en) | 2019-04-30 | 2019-04-30 | A kind of temperature controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209515561U true CN209515561U (en) | 2019-10-18 |
Family
ID=68189162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920632733.5U Active CN209515561U (en) | 2019-04-30 | 2019-04-30 | A kind of temperature controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209515561U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106352553A (en) * | 2016-11-08 | 2017-01-25 | 奉化市意立达塑胶有限公司 | Dry burning prevention temperature controller |
-
2019
- 2019-04-30 CN CN201920632733.5U patent/CN209515561U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106352553A (en) * | 2016-11-08 | 2017-01-25 | 奉化市意立达塑胶有限公司 | Dry burning prevention temperature controller |
| CN106352553B (en) * | 2016-11-08 | 2022-02-11 | 宁波奉化意立达塑胶有限公司 | Dry burning prevention temperature controller |
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