CN113521633A - Application of shape memory metal material - Google Patents
Application of shape memory metal material Download PDFInfo
- Publication number
- CN113521633A CN113521633A CN202010289039.5A CN202010289039A CN113521633A CN 113521633 A CN113521633 A CN 113521633A CN 202010289039 A CN202010289039 A CN 202010289039A CN 113521633 A CN113521633 A CN 113521633A
- Authority
- CN
- China
- Prior art keywords
- cover plate
- shape memory
- fire extinguishing
- memory metal
- metal material
- 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.)
- Pending
Links
- 239000007769 metal material Substances 0.000 title claims abstract description 31
- 239000004065 semiconductor Substances 0.000 claims abstract description 23
- 239000000463 material Substances 0.000 claims abstract description 10
- 230000008859 change Effects 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 12
- 230000009466 transformation Effects 0.000 claims description 11
- 229910001000 nickel titanium Inorganic materials 0.000 claims description 8
- 238000007493 shaping process Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 3
- 230000029052 metamorphosis Effects 0.000 claims 1
- 239000007789 gas Substances 0.000 abstract description 24
- 230000002159 abnormal effect Effects 0.000 abstract description 5
- 239000011261 inert gas Substances 0.000 abstract description 4
- 229910052751 metal Inorganic materials 0.000 abstract description 4
- 239000002184 metal Substances 0.000 abstract description 3
- 230000000630 rising effect Effects 0.000 abstract description 2
- 230000006870 function Effects 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012781 shape memory material Substances 0.000 description 2
- 229910001285 shape-memory alloy Inorganic materials 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 101100314150 Caenorhabditis elegans tank-1 gene Proteins 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910000734 martensite Inorganic materials 0.000 description 1
- 230000003446 memory effect Effects 0.000 description 1
- 230000007334 memory performance Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/08—Control of fire-fighting equipment comprising an outlet device containing a sensor, or itself being the sensor, i.e. self-contained sprinklers
- A62C37/20—Resetting after use; Tools therefor
- A62C37/21—Resetting after use; Tools therefor automatic
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/03—Covers
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/04—Metal casings
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention belongs to the technical field of materials, and particularly provides application of a shape memory metal material, and also provides a fire extinguishing device and a cover plate for semiconductor equipment based on the application. The invention applies the shape memory characteristic of the metal material to the fire extinguishing device and the semiconductor equipment cover plate, realizes the change of the shape under the abnormal temperature environment, finally realizes the release of inert gas in the fire extinguishing device, can directly realize the opening of the fire extinguishing gas without depending on electric control interlocking when the temperature abnormal rising condition such as fire disaster occurs, improves the reliability, and can realize the automatic closing of the gas when the fire condition is controlled. In addition, the cover plate is made of the metal, and the shape of the cover plate is changed at the temperature, so that the mounting problem of the cover plate under the condition of a narrow entrance of the semiconductor equipment is solved.
Description
Technical Field
The invention belongs to the technical field of materials, and particularly provides application of a shape memory metal material, and also provides a fire extinguishing device and a cover plate for semiconductor equipment based on the application.
Background
The shape memory alloy is a material composed of two or more metal elements having a shape memory effect by thermoelastic and martensitic transformation and inversion thereof. Shape memory alloys are the best shape memory materials among current shape memory materials. When a fire breaks out around, the indoor temperature of the existing semiconductor equipment running in the closed room rises, and the electric alarm equipment and the fire extinguishing facility lose the power-on function under the influence of the fire, so that the functions of early warning and fire extinguishing cannot be achieved. In addition, in the existing semiconductor equipment, a cover plate needs to be installed at the bottom of the cavity, but the width of the opening of the cavity formed by the layout mode of the semiconductor equipment is smaller than the width of the inside of the cavity, the cover plate capable of covering the bottom of the cavity cannot be directly placed into the cavity from the opening, and the traditional test observation cover plate cannot be installed.
Disclosure of Invention
In order to solve one of the problems, the invention provides an application of a shape memory metal material, which is applied to a fire extinguishing device and controls the opening or closing of fire extinguishing gas through the change of the shape based on the change of the ambient temperature; or the cover plate is applied to the semiconductor equipment, and the cover plate in the cavity with the opening width smaller than the internal width is installed.
According to one aspect of the present invention, there is provided a fire extinguishing apparatus, provided in a closed space, comprising,
a gas storage tank having a gas outlet conduit;
the support piece is provided with an opening design and a cavity, a plurality of air outlets are arranged on the support piece close to the opening, a structural piece capable of changing the support length along with the temperature change is arranged in the cavity, one end of the structural piece is fixed in the support piece, the free end of the structural piece is connected with a sealing piece, and the sealing piece can seal or unseal the air outlets and the air outlet pipeline under the support of the structural piece; the structural member is made of shape memory metal materials.
Further, the shape memory metal material is nickel-titanium alloy.
Further, the transformation temperature a of the nickel titanium alloy is 40 ℃.
Further, the seal is slidable within the interior cavity of the support member under variations in the support length of the structural member.
Further, the structural member is arranged in a spring shape.
Further, the spring-like structural member is prepared by firstly preparing a section of shape memory metal material with transformation temperature threshold a, and shaping the section of shape memory metal material into an elongated spring-like member in an environment with the transformation temperature threshold a; secondly, the material is shaped into a contracted spring-shaped component in the environment of more than or equal to a, and the supporting length is reduced from large to small.
According to another application of the invention, the cover plate for the semiconductor equipment is arranged in a semiconductor cavity, the length of an opening of the cavity is smaller than that of the inner cavity, the cross section of the cover plate is U-shaped, the cover plate is placed at the bottom of the cavity through the opening, and the cover plate is made of a shape memory metal material.
Further, the cover plate is prepared by the following method, firstly, preparing a section of shape memory metal material with the transformation temperature threshold value of a, and shaping the shape memory metal material into a U-shaped section in the temperature environment of < a; secondly, the material is shaped and stretched in the temperature environment which is more than or equal to a.
Furthermore, the cover plate is in a rectangular plate structure which is shaped and extended in the temperature environment more than or equal to a.
The invention applies the shape memory characteristic of the metal material to the fire extinguishing device and the semiconductor equipment cover plate, realizes the shape of the cover plate under the abnormal temperature environment, finally realizes the release of inert gas in the fire extinguishing device, can directly realize the opening of the fire extinguishing gas without depending on electric control interlocking when the temperature abnormal rising condition such as fire disaster occurs, improves the reliability, and can realize the automatic closing of the gas when the fire condition is controlled. The cover plate is made of the metal, and the shape of the cover plate is changed at the temperature, so that the problem of installation of the cover plate in the semiconductor equipment is solved.
Drawings
FIG. 1 is a schematic view of a fire extinguishing apparatus with a spring-like member enclosing fire extinguishing gas;
FIG. 2 is a schematic view showing the state of opening of the fire extinguishing gas by the spring member in the fire extinguishing apparatus
FIG. 3 is a schematic view of the position structure of the U-shaped cover plate and the semiconductor cavity;
FIG. 4 is a schematic diagram of a deformed U-shaped cover plate and a position structure of a semiconductor cavity;
the gas storage tank-1, the gas outlet pipeline-2, the supporting piece-3, the gas outlet-4, the spring-shaped component-5, the semiconductor equipment-6, the cover plate-7 and the sealing piece-8.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-2, the present invention provides a shape memory metal material for use in a fire extinguishing apparatus, which controls the opening or closing of fire extinguishing gas by changing the shape of the memory metal material based on the change of ambient temperature, and functions as a control switch.
In view of the above-mentioned application of the shape memory metal material, the present invention provides, in practice, a fire extinguishing apparatus for use in a closed space, the fire extinguishing apparatus including,
the gas storage tank 1 is provided with a gas outlet pipeline 2, also called a gas outlet 4, and the gas storage tank 1 is used for storing inert fire extinguishing gas.
The support member 3, this support member 3 accessible support, the section is for lying the design of U-shaped, and inside has the cavity, and this support member 3 left side is the opening design, and the gas outlet 4 of gas holder 1 communicates with this support member 3's left side opening part. The right side of the supporting piece 3 is designed to be closed, and a plurality of air outlets 4 are arranged on the body of the supporting piece 3 and close to the opening on the left side. The cavity of the support 3 is provided with a spring-shaped member 5, the spring-shaped member 5 is prepared by nickel-titanium alloy which is a shape memory metal material, and the shape change temperature, namely the transformation temperature a, is 40 ℃. One end of the spring-shaped member 5 is fixed at the inner right end of the support 3, and the free end (namely the left end) is fixed with a rubber sealing piece, when the indoor temperature is lower than 40 ℃, the spring-shaped member 5 is in a stretching and extending state, and the sealing piece seals the air outlet 4 on the support 3 and the air outlet 4 of the air storage tank 1 under the support of the spring-shaped member 5.
The spring-like member 5 in this embodiment is prepared by first preparing a length of shape memory metal material having a transformation temperature threshold of 40 ℃ and shaping it into an elongated spring-like member 5 in a temperature environment of < 40 ℃; secondly, the material is shaped into a contracted spring-like member 5 in an environment of 40 ℃ or higher. The spring-like member 5 is stretched at a temperature of less than 40 ℃, deformed to be contracted at a temperature of more than or equal to 40 ℃, and has a transverse length less than that of less than 40 ℃ at a temperature of more than or equal to 40 ℃, so that when the indoor temperature is more than or equal to 40 ℃, the supporting length of the member to the sealing element is changed, and the sealing element is pulled rightwards to release the sealing of the gas in the gas storage tank 1.
The shape memory metal is introduced into a fire extinguishing device, and when the temperature in the closed space is less than 40 ℃, the sealing element seals the air outlet of the air storage tank 1 and the air outlet 4 of the supporting element 3 under the support of the extended spring structural element. When the indoor fire temperature rises and exceeds the temperature threshold value 40 ℃ of the deformation of the memory metal material, the spring-shaped component 5 with the shape memory performance deforms and becomes a contraction state, and then the sealing element 8 is contacted with the air outlet of the air storage tank 1 and the air outlet 4 of the supporting element 3 to seal, so that the inert gas in the air storage tank 1 flows out of the air storage tank 1 and is diffused into the air along the air outlet 4 of the supporting element 3, and the oxygen concentration in the air is reduced to realize the fire extinguishing effect. When the fire is relieved and the indoor temperature is reduced to be less than 40 ℃, the spring-shaped structural member is subjected to memory deformation and is changed from the previous contraction state to the extension state, the air outlet 4 of the supporting member 3 and the air outlet 4 of the air storage tank 1 are closed again, the release of the gas is stopped, and the inert gas can be nitrogen or carbon dioxide and other gases.
Referring to fig. 3-4, the present invention also provides a use of a shape memory metal material for mounting a cavity inner cover plate 7 having an opening width smaller than an inner width in a semiconductor device 6.
In view of the application of the metal material, the invention provides a cover plate 7 for a semiconductor device 6, which is arranged in a semiconductor cavity, the opening length of the cavity is smaller than the length of an internal cavity, the cross section of the cover plate 7 is U-shaped, the cover plate is prepared by using a shape memory metal material nickel-titanium alloy, and the transformation temperature is 40 ℃. Put into the cavity bottom with this U-shaped apron 7 through the opening, put into the back, heat the cavity bottom for ambient temperature rises the back, reaches the abnormal temperature of apron 7 material after, apron 7 then is extended by the U-shaped, and then covers the effect that realizes apron 7 with the cavity bottom, and the size and the cavity bottom of this apron 7 match.
The cover plate 7 is prepared by the following method, firstly, preparing a section of shape memory nickel-titanium alloy material with the transformation temperature of 40 ℃ matched with the size of the bottom of the cavity, and shaping the section of the shape memory nickel-titanium alloy material into a U shape in the environment with the temperature lower than 40 ℃; secondly, the material is shaped into a plane rectangular plate which is formed by the U-shaped extension in the temperature environment of more than or equal to 40 ℃, and the width is increased.
When the temperature environment is lower than 40 ℃, the cover plate 7 in the U shape is placed at the bottom of the cavity through a narrow inlet, the cover plate 7 is heated at the moment, when the temperature is higher than or equal to 40 ℃, the cover plate 7 deforms in shape, and the bottom of the cavity is covered by a rectangular plate which is formed into a plane after the U-shaped extension deformation.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. Use of a shape memory metal material, characterized in that: the device is applied to a fire extinguishing device, and the opening or closing of fire extinguishing gas is controlled through the change of the shape based on the change of the ambient environment temperature; or the cover plate is applied to the semiconductor equipment, and the cover plate in the cavity with the opening width smaller than the internal width is installed.
2. The utility model provides a fire extinguishing apparatus, sets up in airtight space its characterized in that: the fire-extinguishing device comprises a fire-extinguishing device,
a gas storage tank having a gas outlet conduit;
the support piece is provided with an opening design and a cavity, a plurality of air outlets are arranged on the support piece close to the opening, a structural piece capable of changing the support length along with the temperature change is arranged in the cavity, one end of the structural piece is fixed in the support piece, the free end of the structural piece is connected with a sealing piece, and the sealing piece can seal or unseal the air outlets and the air outlet pipeline under the support of the structural piece; the structural member is made of shape memory metal materials.
3. A fire extinguishing apparatus as recited in claim 2, wherein: the shape memory metal material is nickel-titanium alloy.
4. A fire extinguishing apparatus as recited in claim 3, wherein: the transformation temperature a of the nickel-titanium alloy is 40 ℃.
5. A fire extinguishing apparatus as recited in claim 2, wherein: the seal member is slidable within the interior chamber of the support member under variations in the support length of the structural member.
6. A fire extinguishing apparatus as recited in claim 2, wherein: the structural member is arranged in a spring shape.
7. A fire extinguishing apparatus as recited in claim 6, wherein: the spring-shaped structural part is prepared by the following method, firstly, preparing a section of shape memory metal material with the transformation temperature threshold value a, and shaping the shape memory metal material into an elongated spring-shaped structural part in the temperature environment of < a; secondly, the material is shaped into a contracted spring-shaped component in the environment of more than or equal to a, and the supporting length is reduced from large to small.
8. The utility model provides a semiconductor equipment is with apron, sets up in the semiconductor cavity, and the opening length of this cavity is less than the length of internal cavity, its characterized in that: the cover plate is U-shaped in section and is placed at the bottom of the cavity through the opening, and the cover plate is made of shape memory metal materials.
9. A lid plate for a semiconductor device according to claim 8, wherein: firstly, preparing a section of shape memory metal material with the metamorphosis temperature threshold value a, and shaping the shape memory metal material into a U-shaped section in the temperature environment less than a; secondly, the material is shaped and stretched in the temperature environment which is more than or equal to a.
10. The cover plate for a semiconductor device according to claim 9, wherein: the cover plate is in a rectangular plate structure which is shaped and extended in an environment with the temperature more than or equal to a.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010289039.5A CN113521633A (en) | 2020-04-14 | 2020-04-14 | Application of shape memory metal material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010289039.5A CN113521633A (en) | 2020-04-14 | 2020-04-14 | Application of shape memory metal material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113521633A true CN113521633A (en) | 2021-10-22 |
Family
ID=78088197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010289039.5A Pending CN113521633A (en) | 2020-04-14 | 2020-04-14 | Application of shape memory metal material |
Country Status (1)
| Country | Link |
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| CN (1) | CN113521633A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2423906Y (en) * | 2000-04-27 | 2001-03-21 | 全龙浩 | Intelligent fire fighting sprinkling appts. |
| CN200963202Y (en) * | 2006-11-03 | 2007-10-24 | 上海再生医疗科技有限公司 | Micro interventional type hernia remedial piece |
| CN101933850A (en) * | 2010-09-16 | 2011-01-05 | 先健科技(深圳)有限公司 | Stopper and manufacturing method thereof |
| CN203710589U (en) * | 2014-01-21 | 2014-07-16 | 南京都盟消防技术有限公司 | Self-starting fire extinguishment pipe |
| US20190076685A1 (en) * | 2012-08-31 | 2019-03-14 | Tini Alloy Company | Fire sprinkler valve actuator |
| CN110404218A (en) * | 2019-09-04 | 2019-11-05 | 廖羽 | A kind of extinguishing device based on temperature memory alloy |
-
2020
- 2020-04-14 CN CN202010289039.5A patent/CN113521633A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2423906Y (en) * | 2000-04-27 | 2001-03-21 | 全龙浩 | Intelligent fire fighting sprinkling appts. |
| CN200963202Y (en) * | 2006-11-03 | 2007-10-24 | 上海再生医疗科技有限公司 | Micro interventional type hernia remedial piece |
| CN101933850A (en) * | 2010-09-16 | 2011-01-05 | 先健科技(深圳)有限公司 | Stopper and manufacturing method thereof |
| US20190076685A1 (en) * | 2012-08-31 | 2019-03-14 | Tini Alloy Company | Fire sprinkler valve actuator |
| CN203710589U (en) * | 2014-01-21 | 2014-07-16 | 南京都盟消防技术有限公司 | Self-starting fire extinguishment pipe |
| CN110404218A (en) * | 2019-09-04 | 2019-11-05 | 廖羽 | A kind of extinguishing device based on temperature memory alloy |
Non-Patent Citations (2)
| Title |
|---|
| 谢希文、过梅丽编著: "《材料工程基础》", 31 July 1999, 北京航空航天大学出版社 * |
| 邹建新、周兰花、彭富昌编著: "《钒钛功能材料》", 31 March 2019, 冶金工业出版社 * |
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Application publication date: 20211022 |