CN212934484U - Automatic reset bimetallic strip temperature controller in outage - Google Patents
Automatic reset bimetallic strip temperature controller in outage Download PDFInfo
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- CN212934484U CN212934484U CN202022071023.5U CN202022071023U CN212934484U CN 212934484 U CN212934484 U CN 212934484U CN 202022071023 U CN202022071023 U CN 202022071023U CN 212934484 U CN212934484 U CN 212934484U
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Abstract
The utility model discloses a power-off automatic reset type bimetallic strip temperature controller, which comprises a shell, a temperature sensing rod, a power line and an adjusting knob, wherein the temperature sensing rod is partially arranged in the shell, the power line is partially arranged in the shell, and the adjusting knob is arranged on the shell; the temperature sensing rod comprises a first assembly, a second assembly and a spring piece, wherein the first assembly and the second assembly are fixedly connected, the spring piece is positioned below the first assembly and above the second assembly, the spring piece comprises a first part and a second part, and the first part and the second part are in snap connection. The utility model discloses a power-off automatic reset formula bimetallic strip temperature controller thereby removes the spring leaf through the heat expansion and makes contactless between the contact point when heating to a certain extent to do not heat, and its mode through first part and second part buckle is connected, is convenient for change.
Description
Technical Field
The utility model belongs to the technical field of temperature controller, concretely relates to outage automatic re-setting formula bimetallic strip temperature controller.
Background
The temperature controller is a series of automatic control elements, also called temperature control switch, temperature protector, temperature controller, or simply temperature controller, which generates some special effects by physical deformation inside the switch according to the temperature change of the working environment and generates on or off actions, and is mainly used for high temperature control of various heating appliances and heating devices.
When current mechanical type temperature controller was used for the heating circuit that the heat is got soon, certain bimetallic strip begins the temperature sensing to the high temperature that bimetallic strip received, when the temperature rose to certain degree (when overtemperature), bimetallic strip produced deformation and protrusion downwards to drive insulating executive lever and move down, this insulating executive lever then with the spring leaf lapse, make spring leaf and the separation of first contact piece on the second contact piece, thereby first contact piece and second contact piece do not switch on, no longer heat. When the temperature drops to a certain degree, the bimetallic strip resets to drive the insulating execution rod to move upwards, the movable reed resets upwards, the second contact piece and the first contact piece are conducted again, and the heating circuit continues to work.
However, the existing spring pieces are all of an integrally formed structure, and when the easily-damaged parts are damaged, the easily-damaged parts need to be completely replaced, so that materials are wasted to a great extent, and the cost is also increased.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a power-off automatic reset type bimetallic strip temperature controller, the temperature sensing device is used for accurately and safely heating in an electric heating mode, a first assembly and a second assembly form a bimetal temperature sensing element based on a principle of expansion with heat and contraction with cold, a welded connection point of the first assembly and the second assembly is used as a thermocouple temperature sensing element, the first assembly and the second assembly sense temperature, it is also provided with a connecting piece and a connecting hole, which are convenient for connection, when the spring piece is heated to a certain degree, the spring piece is moved by thermal expansion so as to ensure that the contact points are not contacted, so that no heat is generated and the first part and the second part are connected in a buckling way, when the vulnerable department of the first part or the second part is damaged, only need change first part or second part can, need not all change, it has advantages such as change convenience, reduce cost and stable in structure.
In order to achieve the above purpose, the utility model provides a power-off automatic reset type bimetallic strip temperature controller, which comprises a shell, a temperature sensing rod, a power line and an adjusting knob, wherein the temperature sensing rod is partially arranged in the shell, the power line is partially arranged in the shell, and the adjusting knob is arranged on the shell;
the temperature sensing bar includes a first assembly, a second assembly and a spring plate, the first assembly and the second assembly are fixedly connected, the spring plate is located below the first assembly and above the second assembly, the spring plate includes a first part and a second part, the first part and the second part are connected by a snap, wherein:
one end of the first component, which is close to the second component, is provided with a first extension part, a second extension part, a third extension part and a fourth extension part, the first extension part and the second extension part are positioned on the same side, a distance is arranged between the first extension part and the second extension part, the third extension part and the fourth extension part are positioned on the same side, a distance is arranged between the third extension part and the fourth extension part, the first extension part and the third extension part are symmetrically arranged, and the second extension part and the fourth extension part are symmetrically arranged;
the second assembly is provided with a hollow cavity, one end of the second assembly, which is far away from the first assembly, is provided with a conical temperature sensing head, one end of the second assembly, which is close to the first assembly, is provided with a first connecting piece, a second connecting piece is arranged above the first connecting piece, one end of the second connecting piece is fixedly connected with the first connecting piece, and the other end of the second connecting piece is arranged in the hollow cavity and is fixedly connected with the inside of the second assembly;
the first component comprises a first bending part and a second bending part, the first bending part is provided with a first connecting hole and a second connecting hole, a first distance is arranged between the first connecting hole and the second connecting hole, the second bending part is bent towards the opposite direction of the first bending part, one end, close to the first bending part, of the second bending part is provided with a first protruding part, one end, far away from the first bending part, of the second bending part is provided with a contact point, and an angle is formed between the first protruding part and the contact point;
the second part comprises a second protruding portion, a third protruding portion and a third bending portion, a second distance is arranged between the second protruding portion and the third protruding portion and is equal to the first distance, the second protruding portion is inserted into the first connecting hole, the third protruding portion is inserted into the second connecting hole, a third connecting hole is arranged at one end, close to the second protruding portion, of the third bending portion, and the first protruding portion is inserted into the third connecting hole.
As a further preferable technical solution of the above technical solution, the first component and the second component are welded, and a connection point is provided at the welded place;
one end of the first component, which is far away from the second component, is provided with a fifth extending part and a sixth extending part, the fifth extending part is positioned on the same side of the first extending part, the fifth extending part is parallel to the first extending part, the sixth extending part is positioned on the same side of the third extending part, and an angle is arranged between the sixth extending part and the third extending part.
As a further preferable technical solution of the above technical solution, one end of the first component, which is far away from the second component, is further provided with a third connecting hole and a fourth connecting hole, a distance is provided between the third connecting hole and the fourth connecting hole, and a diameter of the third connecting hole (through which the adjusting knob is connected to the temperature sensing rod) is larger than a diameter of the fourth connecting hole;
the two sides of the first connecting piece are bent towards one side far away from the first assembly.
As a further preferable aspect of the above aspect, the first member further includes a first movable chamber.
As a further preferable technical solution of the above technical solution, the second bending portion is provided with a first through hole, a distance is provided between the first through hole and the contact point, and the first through hole is communicated with the first movable cavity.
As a further preferable aspect of the above technical solution, the second member further includes a second movable cavity, and the second movable cavity is communicated with the first movable cavity.
As a further preferable mode of the above mode, the second member further includes a second through hole located on a side away from the second projecting portion.
Drawings
Fig. 1 is a bottom view of the temperature sensing rod of the automatic power-off reset bimetal temperature controller of the present invention.
Fig. 2 is a top view of the temperature sensing rod of the automatic power-off reset bimetal temperature controller of the present invention.
Fig. 3 is a side view of the temperature sensing rod of the automatic reset bimetal temperature controller in power-off of the present invention.
Fig. 4 is a schematic structural diagram of a spring leaf of the automatic power-off reset type bimetallic strip temperature controller of the present invention.
Fig. 5 is a schematic structural diagram of a first component of a spring plate of a power-off automatic reset type bimetallic strip temperature controller according to the present invention.
Fig. 6 is a schematic structural diagram of a second component of the spring plate of the automatic power-off reset type bimetal temperature controller of the present invention.
The reference numerals include: 100. a first component; 110. a first extension portion; 120. a second extension portion; 130. a third extension portion; 140. a fourth extension portion; 150. a fifth extension part, 160, a sixth extension part; 170. a third connection hole; 180. a fourth connection hole; 200. a second component; 210. a temperature sensing head; 220. a first connecting member; 230. a second connecting member; 240. a connection point; 300. a first member; 310. a first bent portion; 311. a first connection hole; 312. a second connection hole; 320. a second bent portion; 321. a first projecting portion; 322. a contact point; 323. a first through hole; 330. a first movable chamber; 400. a second component; 410. a second projection; 420. a third projecting portion; 430. a third bent portion; 431. a third connection hole; 440. a second movable chamber; 450. a second via.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art. The basic principles of the invention, as defined in the following description, may be applied to other embodiments, variations, modifications, equivalents and other technical solutions without departing from the spirit and scope of the invention.
The utility model discloses a power-off automatic reset type bimetallic strip temperature controller, which is combined with the preferred embodiment and further described the concrete embodiments of the utility model.
In the embodiments of the present invention, those skilled in the art will note that the housing, the adjusting knob, the power line, etc. related to the present invention can be regarded as the prior art.
Preferred embodiments.
The utility model discloses a power-off automatic reset type bimetallic strip temperature controller, which comprises a shell (not shown), a temperature sensing rod, a power line (not shown) and an adjusting knob (not shown), wherein the temperature sensing rod is partially arranged in the shell, the power line is partially arranged in the shell, and the adjusting knob is arranged on the shell;
the temperature sensing bar includes a first assembly 100, a second assembly 200, and a spring plate, the first assembly 100 and the second assembly 200 being fixedly connected, the spring plate being located below the first assembly 100 and above the second assembly 200, the spring plate including a first part 300 and a second part 400, the first part 300 and the second part 400 being snap-connected, wherein:
a first extension 110, a second extension 120, a third extension 130 and a fourth extension 140 are arranged at one end of the first assembly 100 close to the second assembly 200, the first extension 110 and the second extension 120 are located on the same side, a distance is arranged between the first extension 110 and the second extension 120, the third extension 130 and the fourth extension 140 are located on the same side, a distance is arranged between the third extension 130 and the fourth extension 140, the first extension 110 and the third extension 130 are symmetrically arranged, and the second extension 120 and the fourth extension 140 are symmetrically arranged;
the second component 200 is provided with a hollow cavity (not shown), one end of the second component 200, which is far away from the first component 100, is provided with a conical temperature sensing head 210, one end of the second component 200, which is close to the first component 100, is provided with a first connecting piece 220, a second connecting piece 230 is arranged above the first connecting piece 220, one end of the second connecting piece 230 is fixedly connected to the first connecting piece 220, and the other end of the second connecting piece 230 is arranged in the hollow cavity and is fixedly connected with the inside of the second component 200 (up to the position 210 of the temperature sensing head);
the first component 300 includes a first bending portion 310 and a second bending portion 320, the first bending portion 310 is provided with a first connection hole 311 and a second connection hole 312, a first distance is provided between the first connection hole 311 and the second connection hole 312, the second bending portion 320 is bent toward the opposite direction of the first bending portion 310, one end of the second bending portion 320 close to the first bending portion 310 is provided with a first protrusion 321, one end of the second bending portion 320 far from the first bending portion 310 is provided with a contact point 322 (for contacting with another contact point for conducting or turning off), and an angle is provided between the first protrusion 321 and the contact point 322;
the second member 400 includes a second protruding portion 410, a third protruding portion 420, and a third bending portion 430, a second distance is provided between the second protruding portion 410 and the third protruding portion 420 and is equal to the first distance, the second protruding portion 410 is inserted into the first connecting hole 311 and the third protruding portion 430 is inserted into the second connecting hole 312, a third connecting hole 431 is provided at an end of the third bending portion 430 close to the second protruding portion 420, and the first protruding portion 321 is inserted into the third connecting hole 431 (the second bending portion 320 is buckled to the third bending portion 430 and the bending direction of the second bending portion 320 is toward the bending direction of the first bending portion 310).
Specifically, the first component 100 and the second component 200 are welded, and a connection point 240 is provided at the welded position.
More specifically, a fifth extending portion 150 and a sixth extending portion 160 are disposed at an end of the first component 100 away from the second component 200, the fifth extending portion 150 is located at the same side of the first extending portion 160 and the fifth extending portion 150 is parallel to the first extending portion 110, the sixth extending portion 160 is located at the same side of the third extending portion 130 and an angle is disposed between the sixth extending portion 160 and the third extending portion 130.
Further, a third connection hole 170 (the adjusting knob is connected to the temperature sensing rod through the third connection hole 170) and a fourth connection hole 180 are further disposed at an end of the first assembly 100 away from the second assembly 200, a distance is disposed between the third connection hole 170 and the fourth connection hole 180, and a diameter of the third connection hole 180 is greater than a diameter of the fourth connection hole 180.
Further, both sides of the first connecting member 220 are bent to the side away from the first component 100.
Specifically, the first component 100 and the second component 200 are welded, and a connection point 240 is provided at the welded position.
More specifically, a fifth extending portion 150 and a sixth extending portion 160 are disposed at an end of the first component 100 away from the second component 200, the fifth extending portion 150 is located at the same side of the first extending portion 160 and the fifth extending portion 150 is parallel to the first extending portion 110, the sixth extending portion 160 is located at the same side of the third extending portion 130 and an angle is disposed between the sixth extending portion 160 and the third extending portion 130.
Further, a first connection hole 170 and a second connection hole 180 are further formed in an end of the first assembly 100 away from the second assembly 200, a distance is formed between the first connection hole 170 and the second connection hole 180, and a diameter of the first connection hole 180 is larger than a diameter of the second connection hole 180.
Further, both sides of the first connecting member 220 are bent to the side away from the first component 100.
Preferably, the adjusting knob is abutted against the spring plate through an insulating member, the first connecting member 220 is in contact with the first member of the spring plate through the insulating member, the fourth connecting hole is provided with a mica sheet and a second contact point, when the heating temperature reaches a threshold value, the metal expands to separate the contact point from the second contact point, so that the different points stop heating, and when the temperature is lower, the metal contracts to contact the contact point with the second contact point, so that the contact point and the second contact point are heated.
It is worth mentioning that the technical features such as the shell, the adjusting knob, the power cord and the like related to the patent application of the present invention should be regarded as the prior art, and the specific structure, the working principle of these technical features and the control mode and the space arrangement mode that may be related to adopt the conventional selection in the field, should not be regarded as the invention point of the present invention, and the present invention does not further specifically expand the detailed description.
It will be apparent to those skilled in the art that modifications and variations can be made in the above-described embodiments, or some features of the invention may be substituted or omitted, and any modification, substitution, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (7)
1. The utility model provides a power failure automatic re-setting formula bimetallic strip temperature controller, includes shell, temperature sensing stick, power cord and adjust knob, place in the temperature sensing stick part the shell, place in the power cord part the shell, adjust knob install in the shell, its characterized in that:
the temperature sensing bar includes a first assembly, a second assembly and a spring plate, the first assembly and the second assembly are fixedly connected, the spring plate is located below the first assembly and above the second assembly, the spring plate includes a first part and a second part, the first part and the second part are connected by a snap, wherein:
one end of the first component, which is close to the second component, is provided with a first extension part, a second extension part, a third extension part and a fourth extension part, the first extension part and the second extension part are positioned on the same side, a distance is arranged between the first extension part and the second extension part, the third extension part and the fourth extension part are positioned on the same side, a distance is arranged between the third extension part and the fourth extension part, the first extension part and the third extension part are symmetrically arranged, and the second extension part and the fourth extension part are symmetrically arranged;
the second assembly is provided with a hollow cavity, one end of the second assembly, which is far away from the first assembly, is provided with a conical temperature sensing head, one end of the second assembly, which is close to the first assembly, is provided with a first connecting piece, a second connecting piece is arranged above the first connecting piece, one end of the second connecting piece is fixedly connected with the first connecting piece, and the other end of the second connecting piece is arranged in the hollow cavity and is fixedly connected with the inside of the second assembly;
the first component comprises a first bending part and a second bending part, the first bending part is provided with a first connecting hole and a second connecting hole, a first distance is arranged between the first connecting hole and the second connecting hole, the second bending part is bent towards the opposite direction of the first bending part, one end, close to the first bending part, of the second bending part is provided with a first protruding part, one end, far away from the first bending part, of the second bending part is provided with a contact point, and an angle is formed between the first protruding part and the contact point;
the second part comprises a second protruding portion, a third protruding portion and a third bending portion, a second distance is arranged between the second protruding portion and the third protruding portion and is equal to the first distance, the second protruding portion is inserted into the first connecting hole, the third protruding portion is inserted into the second connecting hole, a third connecting hole is arranged at one end, close to the second protruding portion, of the third bending portion, and the first protruding portion is inserted into the third connecting hole.
2. A power failure self-resetting bimetal temperature controller according to claim 1, wherein said first component and said second component are welded and a connection point is provided at the welded position;
one end of the first component, which is far away from the second component, is provided with a fifth extending part and a sixth extending part, the fifth extending part is positioned on the same side of the first extending part, the fifth extending part is parallel to the first extending part, the sixth extending part is positioned on the same side of the third extending part, and an angle is arranged between the sixth extending part and the third extending part.
3. The power-off automatic reset type bimetallic strip temperature controller according to claim 2, wherein one end of the first assembly, which is far away from the second assembly, is further provided with a third connecting hole and a fourth connecting hole, a distance is arranged between the third connecting hole and the fourth connecting hole, and the diameter of the third connecting hole is larger than that of the fourth connecting hole;
the two sides of the first connecting piece are bent towards one side far away from the first assembly.
4. A power fail safe bimetallic strip temperature controller as claimed in claim 3, wherein said first member further includes a first movable chamber.
5. The power-off automatic reset bimetal temperature controller according to claim 4, wherein the second bending portion is provided with a first through hole, a distance is provided between the first through hole and the contact point, and the first through hole is communicated with the first movable cavity.
6. A power fail safe bimetallic strip temperature controller as claimed in claim 5, wherein said second member further includes a second movable chamber and said second movable chamber is in communication with said first movable chamber.
7. A power fail safe bimetallic strip temperature controller as claimed in claim 6, wherein said second member further includes a second through hole, said second through hole being located on a side remote from said second projection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022071023.5U CN212934484U (en) | 2020-09-21 | 2020-09-21 | Automatic reset bimetallic strip temperature controller in outage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022071023.5U CN212934484U (en) | 2020-09-21 | 2020-09-21 | Automatic reset bimetallic strip temperature controller in outage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212934484U true CN212934484U (en) | 2021-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022071023.5U Active CN212934484U (en) | 2020-09-21 | 2020-09-21 | Automatic reset bimetallic strip temperature controller in outage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212934484U (en) |
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2020
- 2020-09-21 CN CN202022071023.5U patent/CN212934484U/en active Active
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