CN217588798U - Temperature switch of two-way memory alloy wire - Google Patents
Temperature switch of two-way memory alloy wire Download PDFInfo
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- CN217588798U CN217588798U CN202221228711.0U CN202221228711U CN217588798U CN 217588798 U CN217588798 U CN 217588798U CN 202221228711 U CN202221228711 U CN 202221228711U CN 217588798 U CN217588798 U CN 217588798U
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- memory alloy
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- temperature
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Abstract
The utility model belongs to the technical field of the temperature switch technique and specifically relates to indicate a temperature switch of two journey memory alloy silk, including copper casing, spring, memory alloy silk, lead wire subassembly, conducting strip and copper contact cap, the utility model discloses a principle: when the memory alloy wire is in a normal temperature state, the memory alloy wire is in an extension state, the conducting strip is in a contact state with the copper contact cap, and the first lead is conducted with the second lead; when the temperature rises and reaches the high-temperature deformation temperature of the memory alloy wire, the memory alloy wire contracts, the conducting plate is disconnected with the copper contact cap, the spring is compressed, and the first lead wire is disconnected with the second lead wire; when the temperature is reduced and reaches the low-temperature deformation temperature of the memory alloy wire, the conducting plate and the copper contact cap are in a contact state when the spring is reset.
Description
Technical Field
The utility model belongs to the technical field of temperature switch technique and specifically relates to indicate a temperature switch of two journey memory alloy silk.
Background
The temperature switch is a temperature switch using bimetallic strip as temperature sensing element, and is widely used in household electric appliance motors and electric appliances, such as washing machine motors, air conditioner fan motors, transformers, ballasts, electric heaters and other electric appliances.
However, the existing temperature switch has a complex structure and higher manufacturing cost, and most of the existing temperature switches adopt temperature control systems, so that the later maintenance cost is also high.
SUMMERY OF THE UTILITY MODEL
The utility model provides a temperature switch of two-way memory alloy silk to prior art's problem.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides a pair of two way memory alloy silk's temperature switch, including copper shell, spring, memory alloy silk, lead wire subassembly, conducting strip and copper contact cap, the lead wire subassembly includes first lead wire and second lead wire, the one end of memory alloy silk with lead to the shell and connect, the other end of memory alloy silk with the copper contact cap is connected, first lead wire with the conducting strip is connected, the second lead wire with the copper shell is connected, the upper and lower end of copper contact cap with copper shell butt, the conducting strip the copper contact cap sets up relatively, the spring pre-compaction in the copper contact cap with between the copper shell inner wall, the memory alloy silk passes the spring middle part.
Preferably, a base is arranged between the spring and the inside of the copper shell.
Preferably, a plastic cover is arranged at one end of the copper shell, and the first lead and the second lead extend from the plastic cover to the outer end of the copper shell.
Preferably, the memory alloy wire is one of a titanium-nickel-based shape memory alloy member, a Cu-based shape memory alloy member, and an Fe-based alloy member.
Preferably, the copper shell is made of metal, and an insulating layer is arranged on the inner wall of the copper shell.
Preferably, the conducting strip and the copper contact cap are both made of metal copper.
Preferably, the front end of the copper shell is provided with an electrode bracket base.
The utility model has the advantages that:
the utility model provides a pair of temperature switch of two-way memory alloy silk, including copper shell, spring, memory alloy silk, lead wire subassembly, conducting strip and copper contact cap, the lead wire subassembly includes first lead wire and second lead wire, the one end of memory alloy silk with lead to the shell and connect, the other end of memory alloy silk with the copper contact cap is connected, first lead wire with the conducting strip is connected, the second lead wire with the copper shell is connected, the copper contact cap upper and lower extreme with copper shell butt, the conducting strip the copper contact cap sets up relatively, the spring pre-compaction in the copper contact cap with between the copper shell inner wall, the memory alloy silk passes the spring middle part, the utility model discloses a principle: when the memory alloy wire is in a normal temperature state, the memory alloy wire is in an extension state, the conducting strip is in a contact state with the copper contact cap, and the first lead is conducted with the second lead; when the temperature rises and reaches the high-temperature deformation temperature of the memory alloy wire, the memory alloy wire contracts, the conducting plate is disconnected with the copper contact cap, the spring is compressed, and the first lead wire is disconnected with the second lead wire; when the temperature is reduced and reaches the low-temperature deformation temperature of the memory alloy wire, the conducting strip and the copper contact cap are in a contact state when the spring is reset.
Drawings
Fig. 1 is a schematic diagram of the conduction of the present invention.
Fig. 2 is a schematic diagram of the present invention.
Fig. 3 is another schematic diagram of the present invention.
Fig. 4 is another broken-away schematic view of the present invention.
The reference numerals are respectively:
the electrode comprises a copper shell, a spring, a memory alloy wire, a lead assembly, a conducting strip, a copper contact cap, a first lead, a second lead, a base and an electrode support base, wherein the copper shell comprises a copper shell 1, a spring 2, a memory alloy wire 3, a lead assembly 4, the conducting strip 5, a copper contact cap 6, a first lead 7, a second lead 8, a base 9 and an electrode support base 10.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1-2, the utility model provides a pair of two way memory alloy silk's temperature switch, including copper shell 1, spring 2, memory alloy silk 3, lead wire subassembly 4, conducting strip 5 and copper contact cap 6, lead wire subassembly 4 includes first lead wire 7 and second lead wire 8, memory alloy silk 3 one end with lead to shell 1 and connect, memory alloy silk 3 the other end with copper contact cap 6 is connected, first lead wire 7 with conducting strip 5 is connected, second lead wire 8 with copper shell 1 is connected, copper contact cap 6 upper and lower ends with 1 butt of copper shell, conducting strip 5 copper contact cap 6 sets up relatively, spring 2 pre-compaction in copper contact cap 6 with between 1 inner wall of copper shell, memory alloy silk 3 passes spring 2 middle part, the utility model discloses an action principle: when the memory alloy wire is in a normal temperature state, the memory alloy wire 3 is in an extension state, the conducting strip 5 and the copper contact cap 6 are in a contact state, and the first lead 7 is conducted with the second lead 8; when the temperature rises and reaches the high-temperature deformation temperature of the memory alloy wire 3, the memory alloy wire 3 contracts, the conducting strip 5 is disconnected with the copper contact cap 6, the spring is compressed, and the first lead 7 is disconnected with the second lead 8; when the temperature is reduced and reaches the low-temperature deformation temperature of the memory alloy wire 3, the conducting strip 5 and the copper contact cap 6 are in a contact state again when the spring is reset.
In this embodiment, a base 9 is disposed between the spring 2 and the inside of the copper housing 1, and the base 9 can prevent the memory alloy wire 3 from contacting the copper housing 1.
In this embodiment, 1 one end of copper casing is provided with the plastic lid, first lead wire 7 the second lead wire 8 all follows the plastic lid extends to 1 outer end of copper casing, the plastic lid can be right the utility model discloses play sealed effect, prevent that liquid from getting into, also can play the supporting role to first lead wire 7 and second lead wire 8.
In this embodiment, the memory alloy wire 3 is one of a titanium-nickel-based shape memory alloy member, a Cu-based shape memory alloy member, and a Fe-based alloy member, and when the two-way memory alloy wire 3 is used specifically, the number of the memory alloy wires 3 can be determined according to the size of the spring 2 and the size of the conduction current of the first lead 7 and the second lead 8, when the two-way memory alloy wire 3 passes a low current of about 400 amperes, the two-way memory alloy wire 3 generates heat and rapidly contracts to a high-temperature phase shape, and after the power is cut off, the two-way memory alloy wire extends to a low-temperature phase shape, and the number of the pins can be set according to the relay control requirements.
In this embodiment, the copper shell 1 is made of metal, and the inner wall of the copper shell 1 is provided with an insulating layer which can prevent the copper shell 1 from conducting electricity.
In this embodiment, the conductive sheet 5 and the copper contact cap 6 are made of copper.
In this embodiment, the front end of the copper housing 1 is provided with an electrode holder base 10, and the electrode holder base 10 can be used for supporting the first lead 7 and the second lead 8.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention is disclosed in the above description in terms of preferred embodiments, it is not intended to limit the present invention, and any person skilled in the art will be able to make any changes or modifications to equivalent embodiments without departing from the scope of the present invention, and all the technical solutions of the present invention are within the scope of the present invention.
Claims (7)
1. A temperature switch of two-way memory alloy wire is characterized in that: including copper shell, spring, memory alloy silk, lead wire subassembly, conducting strip and copper contact cap, the lead wire subassembly includes first lead wire and second lead wire, the one end of memory alloy silk with the copper shell is connected, the other end of memory alloy silk with the copper contact cap is connected, first lead wire with the conducting strip is connected, the second lead wire with the copper shell is connected, lower extreme on the copper contact cap with copper shell butt, the conducting strip the copper contact cap sets up relatively, the spring pre-compaction in the copper contact cap with between the copper shell inner wall, the memory alloy silk passes the spring middle part.
2. The temperature switch of a two-way memory alloy wire according to claim 1, wherein: and a base is arranged between the spring and the inside of the copper shell.
3. The temperature switch of a two-way memory alloy wire of claim 1, wherein: copper shell one end is provided with the plastic lid, first lead wire, the second lead wire all is followed the plastic lid extends to the copper shell outer end.
4. The temperature switch of a two-way memory alloy wire of claim 1, wherein: the memory alloy wire is one of a titanium-nickel-based shape memory alloy component, a Cu-based shape memory alloy component and a Fe-based alloy component.
5. The temperature switch of a two-way memory alloy wire according to claim 1, wherein: the copper shell is made of metal, and an insulating layer is arranged on the inner wall of the copper shell.
6. The temperature switch of a two-way memory alloy wire of claim 1, wherein: the conducting strip and the copper contact cap are both made of metal copper.
7. The temperature switch of a two-way memory alloy wire of claim 1, wherein: and the front end of the copper shell is provided with an electrode bracket base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221228711.0U CN217588798U (en) | 2022-05-18 | 2022-05-18 | Temperature switch of two-way memory alloy wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221228711.0U CN217588798U (en) | 2022-05-18 | 2022-05-18 | Temperature switch of two-way memory alloy wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217588798U true CN217588798U (en) | 2022-10-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221228711.0U Active CN217588798U (en) | 2022-05-18 | 2022-05-18 | Temperature switch of two-way memory alloy wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217588798U (en) |
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2022
- 2022-05-18 CN CN202221228711.0U patent/CN217588798U/en active Active
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