CN108073192A - A kind of intelligent gas hood based on high/low-temperature impact system - Google Patents
A kind of intelligent gas hood based on high/low-temperature impact system Download PDFInfo
- Publication number
- CN108073192A CN108073192A CN201711276827.5A CN201711276827A CN108073192A CN 108073192 A CN108073192 A CN 108073192A CN 201711276827 A CN201711276827 A CN 201711276827A CN 108073192 A CN108073192 A CN 108073192A
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- China
- Prior art keywords
- low
- gas hood
- drive mechanism
- impact system
- horizontal drive
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D7/00—Control of flow
- G05D7/06—Control of flow characterised by the use of electric means
- G05D7/0617—Control of flow characterised by the use of electric means specially adapted for fluid materials
- G05D7/0629—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means
- G05D7/0635—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means by action on throttling means
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The present invention proposes a kind of intelligent gas hood based on high/low-temperature impact system, including high-low temperature resistant sealing ring, gas flow sensor, horizontal drive mechanism, agitation fan, motor, fixed supporting seat, wherein described high-low temperature resistant sealing ring is arranged at the fixed supporting seat bottom, and the gas flow sensor and horizontal drive mechanism are arranged on the high-low temperature resistant sealing ring, and the agitation fan is arranged at by motor inside intelligent gas hood.Intelligent gas hood proposed by the present invention based on high/low-temperature impact system can reduce the direct shock-testing sample of height warm air, improve test data accuracy, height warm air is reduced to leak, test noise is reduced, reduces and triggers secondary injury because height warm air leaks, improve Security of test.
Description
Technical field
It is a kind of based on high/low temperature the present invention relates to high/low-temperature impact system testing gas hood automaton, and more particularly to
The intelligent gas hood of impact system.
Background technology
The high/low-temperature impact system that semiconductor industry uses at present uses the direct shock-testing sample of height warm air, so
Causing test sample each several part, temperature distribution is non-uniform, causes each several part discontinuity, influences test sample yield and test
The accuracy of data.Some Test Engineers install porous nozzle additional to single hole nozzle and reduce what air-flow directly impacted test sample
It influences.But there is no much improvement, and test sample each several part, can not simulation test sample working environment there are temperature difference.
The leakproofness that is contacted with test board of gas hood of the system of high/low temperature test at present will by Test Engineer repeatedly
It adjusts, it is time-consuming and laborious.It can not ensure when running into extensive sample test to contact closed type, cause height because sealing not perfect property
Warm air, which leaks, causes noise, (125 degree) scald test employees of high temperature gas flow.Low-temperature airflow (subzero 40 degree) liquid
Change generation droplet inflow lower section board and cause line short and electric leakage, and then harm test employee and board are safe.
The content of the invention
The present invention proposes a kind of intelligent gas hood based on high/low-temperature impact system, solves problems with:
(1) because of the direct shock-testing sample of height warm air, the inaccuracy of Example Test Data is triggered.
(2) reduce because high temperature gas flow leaks the scald of initiation, the board electric leakage and short circuit accident that cryogenic gas liquefaction triggers.
(3) because height warm air leaks, the test noise of initiation.
In order to achieve the above object, the present invention proposes a kind of intelligent gas hood based on high/low-temperature impact system, including resistance to height
Low temperature seal ring, gas flow sensor, horizontal drive mechanism, agitation fan, motor, fixed supporting seat, wherein the resistance to height
Low temperature seal ring is arranged at the fixed supporting seat bottom, and the gas flow sensor and horizontal drive mechanism are arranged at described
On high-low temperature resistant sealing ring, the agitation fan is arranged at by motor inside intelligent gas hood.
Further, the high/low temperature airflow stirring that the agitation fan inputs high/low-temperature impact system is uniform.
Further, the quantity of the gas flow sensor and horizontal drive mechanism is multiple to set uniformly and symmetrically
It is placed on the high-low temperature resistant sealing ring.
Further, the gas flow sensor and horizontal drive mechanism correspond, each gas flow sensor
One group of mechanism is formed with corresponding horizontal drive mechanism, is arranged on the high-low temperature resistant sealing ring.
Further, the quantity of the gas flow sensor and horizontal drive mechanism is respectively 6, forms 6 groups of mechanisms
It symmetrically is arranged on the high-low temperature resistant sealing ring.
Further, in the presence of the gas flow sensor detects abnormal airflow, signal is exported according to sensor,
The high-low temperature resistant sealing ring at the horizontal drive mechanism Work Promote gas hood edge of opposite position, increases the sealing of gas hood
Property.
Intelligent gas hood proposed by the present invention based on high/low-temperature impact system, can reduce height warm air and directly impact survey
Test agent improves test data accuracy, reduces height warm air and leaks, reduces test noise, reduce outside because of height warm air
Initiation secondary injury is let out, improves Security of test.
Description of the drawings
Fig. 1 show the intelligent gas cover structure schematic diagram based on high/low-temperature impact system of present pre-ferred embodiments.
Fig. 2 show the intelligent gas hood present invention looks up structural representation of present pre-ferred embodiments.
Specific embodiment
The specific embodiment of the present invention is provided below in conjunction with attached drawing, but the invention is not restricted to following embodiments.Root
According to following explanation and claims, advantages and features of the invention will become apparent from.It should be noted that attached drawing is using very simple
The form of change and using non-accurate ratio, is only used for conveniently, lucidly aiding in illustrating the purpose of the embodiment of the present invention.
It please refers to Fig.1 and Fig. 2, Fig. 1 show the intelligent gas based on high/low-temperature impact system of present pre-ferred embodiments
Cover structure schematic diagram.Fig. 2 show the intelligent gas hood present invention looks up structural representation of present pre-ferred embodiments.The present invention proposes a kind of
Intelligent gas hood based on high/low-temperature impact system, including high-low temperature resistant sealing ring 100, gas flow sensor 200, horizontal drive
Mechanism 300, agitation fan 400, motor 500, fixed supporting seat 600, wherein the high-low temperature resistant sealing ring 100 be arranged at it is described
It is close that 600 bottom of fixed supporting seat, the gas flow sensor 200 and horizontal drive mechanism 300 are arranged at the high-low temperature resistant
In seal ring 100, the agitation fan 400 is arranged at by motor 500 inside intelligent gas hood.
Preferred embodiment according to the present invention, the height warm air that the agitation fan 400 inputs high/low-temperature impact system
It stirs evenly, the air-flow in gas hood is made to be avoided there is no the larger temperature difference because the direct shock-testing sample of height warm air generates
Yield decline and test data inaccuracy.
The quantity of the gas flow sensor 200 and horizontal drive mechanism 300 is multiple, uniformly and is symmetrically disposed on
On the high-low temperature resistant sealing ring 100.The gas flow sensor 200 and horizontal drive mechanism 300 correspond, Mei Geqi
Body flow sensor 200 and corresponding horizontal drive mechanism 300 form one group of mechanism, are arranged at the high-low temperature resistant sealing ring
On 100.In present pre-ferred embodiments, the quantity of the gas flow sensor 200 and horizontal drive mechanism 300 is respectively
It 6, forms 6 groups of mechanisms and symmetrically is arranged on the high-low temperature resistant sealing ring 100.
In the presence of the gas flow sensor 200 detects abnormal airflow, signal is exported according to sensor, it is corresponding
The high-low temperature resistant sealing ring 100 at the 300 Work Promote gas hood edge of horizontal drive mechanism of position increases gas hood and test board
Leakproofness, so as to reduce seal closure gas leak, and then realize and reduce test noise, it is energy saving and reduce because of height wet
Stream leaks the accident of initiation.
In conclusion the intelligent gas hood proposed by the present invention based on high/low-temperature impact system, with stirring wind in seal closure
Fan substitutes traditional single tube and multitube nozzle, thus avoids the direct shock-testing sample of height warm air.It is installed additional on seal closure
Horizontal drive mechanism and gas flow sensor realize that seal closure comes into full contact with test board, reduce high/low temperature gas leak, drop
Low test noise reduces and triggers secondary injury because height warm air leaks, improves Security of test.
Although the present invention is disclosed above with preferred embodiment, however, it is not to limit the invention.Skill belonging to the present invention
Has usually intellectual in art field, without departing from the spirit and scope of the present invention, when can be used for a variety of modifications and variations.Cause
This, the scope of protection of the present invention is defined by those of the claims.
Claims (6)
1. a kind of intelligent gas hood based on high/low-temperature impact system, which is characterized in that including high-low temperature resistant sealing ring, gas flow
Sensor, horizontal drive mechanism, agitation fan, motor, fixed supporting seat, wherein the high-low temperature resistant sealing ring be arranged at it is described
Fixed supporting seat bottom, the gas flow sensor and horizontal drive mechanism are arranged on the high-low temperature resistant sealing ring, institute
Agitation fan is stated to be arranged inside intelligent gas hood by motor.
2. the intelligent gas hood according to claim 1 based on high/low-temperature impact system, which is characterized in that the agitation fan
The high/low temperature airflow stirring that high/low-temperature impact system is inputted is uniform.
3. the intelligent gas hood according to claim 1 based on high/low-temperature impact system, which is characterized in that the gas flow
The quantity of sensor and horizontal drive mechanism is multiple, uniformly and is symmetrically disposed on the high-low temperature resistant sealing ring.
4. the intelligent gas hood according to claim 3 based on high/low-temperature impact system, which is characterized in that the gas flow
Sensor and horizontal drive mechanism correspond, and each gas flow sensor and corresponding horizontal drive mechanism form one group of machine
Structure is arranged on the high-low temperature resistant sealing ring.
5. the intelligent gas hood according to claim 4 based on high/low-temperature impact system, which is characterized in that the gas flow
The quantity of sensor and horizontal drive mechanism is respectively 6, and it is close that 6 groups of mechanisms of formation symmetrically are arranged at the high-low temperature resistant
In seal ring.
6. the intelligent gas hood according to claim 1 based on high/low-temperature impact system, which is characterized in that when the gas stream
In the presence of quantity sensor detects abnormal airflow, signal, the horizontal drive mechanism work of opposite position are exported according to sensor
The high-low temperature resistant sealing ring at gas hood edge is promoted, increases the leakproofness of gas hood.
Priority Applications (1)
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CN201711276827.5A CN108073192A (en) | 2017-12-06 | 2017-12-06 | A kind of intelligent gas hood based on high/low-temperature impact system |
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CN201711276827.5A CN108073192A (en) | 2017-12-06 | 2017-12-06 | A kind of intelligent gas hood based on high/low-temperature impact system |
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CN108073192A true CN108073192A (en) | 2018-05-25 |
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CN201711276827.5A Pending CN108073192A (en) | 2017-12-06 | 2017-12-06 | A kind of intelligent gas hood based on high/low-temperature impact system |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114216924A (en) * | 2021-12-06 | 2022-03-22 | 中船九江大正科技有限公司 | Temperature simulation test box based on incremental PID algorithm |
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CN205797237U (en) * | 2016-06-17 | 2016-12-14 | 中国航空无线电电子研究所 | A kind of low-and high-temp test facility |
CN206114497U (en) * | 2016-10-26 | 2017-04-19 | 杭州泰鼎检测技术有限公司 | High -low -temperature thermal -humidity test box |
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JPS54124788A (en) * | 1978-03-20 | 1979-09-27 | Toyota Motor Co Ltd | Device for measuring degree of sealing of dust cover for ball joint |
CN1621660A (en) * | 2004-12-28 | 2005-06-01 | 蒋子刚 | Kneading positive-displacement method of fluid machinery and mechanism and purpose thereof |
CN203389658U (en) * | 2013-07-04 | 2014-01-15 | 江苏白雪电器股份有限公司 | High-low temperature resistant test chamber |
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CN105833923A (en) * | 2016-05-10 | 2016-08-10 | 湖州唯立仪表厂 | High-precision high-low-temperature constant-temperature testing device |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114216924A (en) * | 2021-12-06 | 2022-03-22 | 中船九江大正科技有限公司 | Temperature simulation test box based on incremental PID algorithm |
CN114216924B (en) * | 2021-12-06 | 2023-08-25 | 中船九江大正科技有限公司 | Temperature simulation test box based on incremental PID algorithm |
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Application publication date: 20180525 |