CN217588800U - Relay with memory alloy wire - Google Patents
Relay with memory alloy wire Download PDFInfo
- Publication number
- CN217588800U CN217588800U CN202221229875.5U CN202221229875U CN217588800U CN 217588800 U CN217588800 U CN 217588800U CN 202221229875 U CN202221229875 U CN 202221229875U CN 217588800 U CN217588800 U CN 217588800U
- Authority
- CN
- China
- Prior art keywords
- pin
- memory alloy
- alloy wire
- relay
- spring
- 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.)
- Active
Links
Images
Abstract
The utility model belongs to the technical field of the relay technique and specifically relates to indicate a relay with memory alloy silk, which comprises an outer shell, biasing spring, memory alloy silk, first pin, second pin, third pin, fourth pin, fifth pin, sixth pin, spring leaf and lead wire, the utility model discloses when using, switch on first pin and second pin, the memory alloy silk is heated the shrink, and the memory alloy silk drives the spring leaf and is crooked, makes third pin and fifth pin switch on, and fourth pin and sixth pin switch on, after first pin and second pin outage, the memory alloy silk cooling of being heated, under biasing spring's drive, the spring leaf resets for third pin and fifth pin disconnection, fourth pin and sixth pin disconnection, the utility model discloses simple structure, reasonable in design need not artifical or signal of telecommunication, can break off after the circular telegram is heated, reset after the outage cooling, manufacturing cost is lower.
Description
Technical Field
The utility model belongs to the technical field of the relay technique and specifically relates to indicate a relay with memory alloy silk.
Background
The relay is a switching element and has a very wide field in the expansion application of industrial automation control and the like. When the relay works, only two states are available, one state is a closing state, and the circuit is connected with a power supply and needs to be maintained by introducing a control signal in the closing state; the other is an open state, where the control signal is off and the circuit is disconnected from the power supply. The existing relay is generally controlled by an electric signal or a mechanical structure, needs power or electric signal control in the using process, is inconvenient to use and has higher manufacturing cost.
SUMMERY OF THE UTILITY MODEL
The utility model provides a relay with 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 relay with memory alloy silk, including shell, biasing spring, memory alloy silk, first pin, second pin, third pin, fourth pin, fifth pin, sixth pin, spring leaf and lead wire, first pin install in the shell left end, the second pin install in the shell right-hand member, the third pin the fourth pin install respectively in both ends about the shell, the fifth pin with the opposition of third pin sets up, the sixth pin with the opposition of fourth pin sets up, the spring leaf upper end install in the third pin between the fifth pin, the spring leaf lower extreme install in between fourth pin and the sixth pin, the one end of memory alloy silk with the spring leaf is connected, the other end of memory alloy silk with the second pin is connected, first pin passes through the lead wire with the spring leaf is connected, the biasing spring preload in between the spring leaf with between the shell, the memory alloy silk passes spring middle part.
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, metal points are arranged on the left sides of the fifth pin and the sixth pin, and the metal points protrude outwards.
Preferably, a support is arranged in the middle of the spring piece, the support is made of insulating materials, and the spring piece protrudes towards the left side.
Preferably, the shell is made of an insulating material, and an insulating antistatic coating is arranged on the inner wall of the shell.
Preferably, the third pin, the fourth pin, the fifth pin and the sixth pin are all provided with fixing holes.
The utility model has the advantages that:
the utility model provides a relay with memory alloy wire, which comprises a shell, a bias spring, a memory alloy wire, a first pin, a second pin, a third pin, a fourth pin, a fifth pin, a sixth pin, a spring piece and a lead wire, the first pin is arranged at the left end of the shell, the second pin is arranged at the right end of the shell, the third pin and the fourth pin are respectively arranged at the upper end and the lower end of the shell, the fifth pin and the third pin are oppositely arranged, the sixth pin and the fourth pin are oppositely arranged, the upper end of the spring piece is arranged between the third pin and the fifth pin, the lower end of the spring piece is arranged between the fourth pin and the sixth pin, one end of the memory alloy wire is connected with the spring piece, the other end of the memory alloy wire is connected with the second pin, the first pin is connected with the spring piece through the lead wire, the bias spring is pre-pressed between the spring piece and the shell, the memory alloy wire passes through the middle part of the spring, electrifying the first pin and the second pin, heating the memory alloy wire to shrink, the memory alloy wire driving the spring plate to bend, so that the third pin is conducted with the fifth pin and the fourth pin is conducted with the sixth pin, when the first pin and the second pin are powered off, the heated memory alloy wire is cooled, under biasing spring's drive, the spring leaf resets for the disconnection of third pin and fifth pin, fourth pin and sixth pin, the utility model has the advantages of simple structure and reasonable design, need not artifical or the signal of telecommunication, can break off after the circular telegram is heated, reset after the outage cooling, manufacturing cost is lower.
Drawings
Fig. 1 is a schematic view of the closed state of the present invention.
Fig. 2 is a schematic diagram of the off state of the present invention.
The reference numerals are respectively:
the spring comprises a shell-1, a biasing spring-2, a memory alloy wire-3, a first pin-4, a second pin-5, a third pin-6, a fourth pin-7, a fifth pin-8, a sixth pin-9, a spring piece-10, a lead-in wire-11, a metal point-12 and a support-13.
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 present invention provides a relay with a memory alloy wire, which includes a housing 1, a biasing spring 2, a memory alloy wire 3, a first pin 4, a second pin 5, a third pin 6, a fourth pin 7, a fifth pin 8, a sixth pin 9, a spring plate 10 and a lead 11, wherein the first pin 4 is installed at the left end of the housing 1, the second pin 5 is installed at the right end of the housing 1, the third pin 6 and the fourth pin 7 are respectively installed at the upper and lower ends of the housing 1, the fifth pin 8 is opposite to the third pin 6, the sixth pin 9 is opposite to the fourth pin 7, the upper end of the spring plate 10 is installed between the third pin 6 and the fifth pin 8, the lower end of the spring plate 10 is installed between the fourth pin 7 and the sixth pin 9, one end of the memory alloy wire 3 is connected with the spring piece 10, the other end of the memory alloy wire 3 is connected with the second pin 5, the first pin 4 is connected with the spring piece 10 through the lead wire 11, the bias spring 2 is pre-pressed between the spring piece 10 and the shell 1, the memory alloy wire 3 passes through the middle part of the spring, when the memory alloy wire is used, the first pin 4 and the second pin 5 are electrified, the memory alloy wire 3 is heated and contracted, the memory alloy wire 3 drives the spring piece 10 to be bent, so that the third pin 6 is conducted with the fifth pin 8, the fourth pin 7 is conducted with the sixth pin 9, after the first pin 4 and the second pin 5 are powered off, the heated memory alloy wire 3 is cooled, and the spring piece 10 is reset under the driving of the bias spring 2, so that the third pin 6 is disconnected with the fifth pin 8, fourth pin 7 and the disconnection of sixth pin 9, the utility model has the advantages of simple structure and reasonable design, need not artifical or the signal of telecommunication, can break off after the circular telegram is heated, reset after the outage cooling, manufacturing cost is lower.
In the present 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 an Fe-based alloy member.
In this embodiment, the metal points 12 are disposed on the left side of the fifth pin 8 and the left side of the sixth pin 9, the metal points 12 protrude outward, and the metal points 12 can ensure the reliability of the conduction between the third pin 6 and the fifth pin 8 and the conduction between the fourth pin 7 and the sixth pin 9.
In this embodiment, spring leaf 10 middle part is provided with support 13, support 13 adopts insulating material to make, spring leaf 10 is protruding to the left side, the utility model discloses a hardness of support 13 multiplicable spring leaf 10 is when making third pin 6 and fifth pin 8, fourth pin 7 and sixth pin 9 break off rapidly.
In this embodiment, the number of the pins may be set according to the control requirement of the relay, and when the memory alloy wire 3 passes a low current of about 400 milliamperes, the memory alloy wire 3 heats and rapidly contracts to the high-temperature phase shape thereof, and after the power is cut off, the memory alloy wire extends to the low-temperature phase shape thereof.
In this embodiment, shell 1 adopts insulating material to make, 1 inner wall of shell is provided with insulating antistatic coating, the utility model discloses an insulating antistatic coating can effectually reduce the interference of static to this relay.
In this embodiment, in order to facilitate connection of a wire, the third pin 6, the fourth pin 7, the fifth pin 8, and the sixth pin 9 are all provided with fixing holes.
The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention is disclosed in the preferred embodiment, it is not limited to the above description, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, but all the technical solutions of the present invention are within the scope of the present invention.
Claims (6)
1. A relay with memory alloy wire is characterized in that: the memory alloy wire comprises a shell, a bias spring, a memory alloy wire, a first pin, a second pin, a third pin, a fourth pin, a fifth pin, a sixth pin, a spring piece and a lead wire, wherein the first pin is arranged at the left end of the shell, the second pin is arranged at the right end of the shell, the third pin and the fourth pin are respectively arranged at the upper end and the lower end of the shell, the fifth pin and the third pin are oppositely arranged, the sixth pin and the fourth pin are oppositely arranged, the upper end of the spring piece is arranged between the third pin and the fifth pin, the lower end of the spring piece is arranged between the fourth pin and the sixth pin, one end of the memory alloy wire is connected with the spring piece, the other end of the memory alloy wire is connected with the second pin, the first pin is connected with the spring piece through the lead wire, the bias spring is pre-pressed between the spring piece and the shell, and the memory alloy wire penetrates through the middle of the spring.
2. The relay with the memory alloy wire according to 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.
3. The relay with the memory alloy wire according to claim 1, wherein: and metal points are arranged on the left sides of the fifth pin and the sixth pin and protrude outwards.
4. The relay with the memory alloy wire according to claim 1, wherein: the middle part of the spring piece is provided with a support which is made of an insulating material, and the spring piece protrudes towards the left side.
5. The relay with the memory alloy wire according to claim 1, wherein: the shell is made of insulating materials, and an insulating antistatic coating is arranged on the inner wall of the shell.
6. The relay with the memory alloy wire according to claim 1, wherein: the third pin, the fourth pin, the fifth pin and the sixth pin are all provided with fixing holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221229875.5U CN217588800U (en) | 2022-05-18 | 2022-05-18 | Relay with memory alloy wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221229875.5U CN217588800U (en) | 2022-05-18 | 2022-05-18 | Relay with memory alloy wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217588800U true CN217588800U (en) | 2022-10-14 |
Family
ID=83552592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221229875.5U Active CN217588800U (en) | 2022-05-18 | 2022-05-18 | Relay with memory alloy wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217588800U (en) |
-
2022
- 2022-05-18 CN CN202221229875.5U patent/CN217588800U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102870180B (en) | Small bistable high-performance relay | |
| CN102394198A (en) | Micro temperature-sensitive magnetic control switch | |
| CN217588800U (en) | Relay with memory alloy wire | |
| CN201549396U (en) | Double contact structure for electric connection and relay thereof | |
| CN203553041U (en) | Miniature bimetallic strip type overheating protector | |
| KR100673294B1 (en) | An overload protection device of compressor motor | |
| CN210575791U (en) | External circuit breaker of electric energy meter | |
| CN112542025A (en) | Electric leakage warning mechanism of chargeable base of placing of intelligent manufacture wireless phone | |
| CN203055786U (en) | Convenient-assembly micro temperature-sensitive magnetic switch | |
| CN202134460U (en) | Minitype temperature-sensitive magnetic-control switch | |
| CN212695078U (en) | Thermal expansion type thermoelectric switch | |
| CN217641128U (en) | Large current heating sheet type thermal protector | |
| CN111128599A (en) | Electric appliance protector capable of repeatedly memorizing temperature and current | |
| CN206163417U (en) | Protector and electrical equipment that can install protector | |
| CN219918415U (en) | Surge protector | |
| CN201060826Y (en) | Current overload protector with switch function | |
| CN2836389Y (en) | Electrical connection structure of heating device | |
| CN201994246U (en) | Multi-contact relay | |
| CN2840319Y (en) | Overload protection switch | |
| US10916395B2 (en) | Switch | |
| CN217602357U (en) | Unlocking automatic power-off module for titanium wire electric control lock and titanium wire electric control lock | |
| CN215527656U (en) | Operating device and circuit breaker | |
| CN212320941U (en) | Thermocouple valve maintaining circuit | |
| CN219106030U (en) | Small-sized breaker for low-voltage power system | |
| CN218918729U (en) | Bimetallic strip thermal protector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |