CN209512674U - A kind of heteropleural disengaging diffuser casing for shock wave wave absorption - Google Patents
A kind of heteropleural disengaging diffuser casing for shock wave wave absorption Download PDFInfo
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- CN209512674U CN209512674U CN201822110541.6U CN201822110541U CN209512674U CN 209512674 U CN209512674 U CN 209512674U CN 201822110541 U CN201822110541 U CN 201822110541U CN 209512674 U CN209512674 U CN 209512674U
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Abstract
The utility model discloses a kind of heteropleurals for shock wave wave absorption to pass in and out diffuser casing, including entrance, chamber, outlet；Entrance, chamber, outlet are in turn connected to form perforation body, and the right lower quadrant of entrance is arranged in chamber, and the lower right side of chamber is arranged in outlet；Entrance is formed by pushing up on entrance with entrance bottom；Outlet is formed by bottom is pushed up and exported in outlet；The perpendicular connection of chamber left wall of the entrance bottom and chamber of entrance；Push up, and chamber right wall perpendicular connection with chamber concordant with top on the chamber of chamber on the entrance of entrance, chamber right wall goes up that roof pendant is direct-connected to be connect with exporting；The chamber bottom of chamber is concordant with the outlet bottom exported, and vertical with chamber left wall connect.This heteropleural for shock wave wave absorption passes in and out diffuser casing, it is able to solve through type diffuser casing, shock wave slackens inefficient problem, and substantially increase diffuser casing shock wave slackens efficiency, compared with through type diffuser casing, the pressure reduction 40% of shock wave can be made.
Description
Technical field
The utility model belongs to the shock wave wave absorption technical field in civil air defense constructions and installations, and in particular to one kind disappears for shock wave
The heteropleural of wave passes in and out diffuser casing.
Background technique
Civil air defense constructions and installations refer to for ensure wartime personnel and goods and materials masking, people's air defence command, medical aid and individually build
Underground protective structure and combined ground wartime for building of building can be used for the basement of air defense；Civil air defense constructions and installations is defence enemy
People's surprise attack effectively shelters personnel and goods and materials, saves the critical facility of war potential；It is to adhere to that cities and towns are fought, it is long-term to prop up
War of anti-aggression is held until engineering support triumphantly.
With the continuous development of national economy, skyscraper is more and more, can use the basement, green of skyscraper
Ground, square etc. build civil air defense constructions and installations and have become new development trend, and civil air defense constructions and installations is increasingly combined with urban construction, always
Civil air defense constructions and installations be the important measures of personnel and matenal support, once encounter the attack of terrorism and war, civil air defense constructions and installations performance focuses on
The effect wanted；Inlet is generally provided with valve and diffuser casing in civil air defense constructions and installations, valve is mainly used for, stop bomb blast and
Caused by shock wave；And diffuser casing is mainly used to slacken explosion and caused by shock wave, currently, for the diffusion in civil air defense constructions and installations
Room is mainly through type diffuser casing, and when strong shock wave enters from the entrance of diffuser casing, the space amplified by one is being amplified
Space in, since the moment in space becomes larger, the intensity moment of shock wave is made to die down, to play the mesh for slackening shock wave
, the major defect of this through type diffuser casing is: the entrance of diffuser casing and outlet cause to slacken impact on a horizontal line
The effect of wave is bad；Inventor has developed a kind of heteropleural disengaging diffuser casing for shock wave wave absorption, energy based on above-mentioned defect
Enough well solve problem of the prior art.
Utility model content
In order to solve the above-mentioned technical problem the utility model, provides a kind of heteropleural disengaging diffusion for shock wave wave absorption
Room, design structure is simple, scientific and reasonable, slackens working well for shock wave；The technical solution of the utility model mainly exists
On the basis of through type diffuser casing, the outlet of diffuser casing is improved, improves the efficiency that diffuser casing slackens strong shock wave.
The technical scheme adopted by the utility model is a kind of heteropleural for shock wave wave absorption passes in and out diffuser casing, including
Entrance, chamber, outlet；Entrance, chamber, outlet are in turn connected to form perforation body, and the right lower quadrant of entrance is arranged in chamber, and outlet is set
Set the lower right side in chamber；Entrance is formed by pushing up on entrance with entrance bottom；Chamber is by top, chamber bottom, chamber on chamber
Left wall, chamber right wall composition；Outlet is formed by bottom is pushed up and exported in outlet；The chamber left wall of the entrance bottom and chamber of entrance
Perpendicular connection；Top is concordant with top on the chamber of chamber on the entrance of entrance, and the perpendicular connection of chamber right wall with chamber, chamber
Room right wall and outlet be upper, and roof pendant is direct-connected connects；The chamber bottom of chamber and the outlet bottom of outlet are concordant and vertical with chamber left wall
Connection.
The entrance and exit is corresponding in oblique angle.
The chamber left wall is parallel with chamber right wall.
The mechanism of this heteropleural disengaging diffuser casing for shock wave wave absorption are as follows: when the explosion wave of high pressure is from different
When the entrance of side disengaging diffuser casing enters chamber, due to the effect of the chamber to be become larger by moment, high-pressure shocking wave exists
Spread speed in air dielectric, moment have been dropped, and the pressure of shock wave also has dropped therewith, when shock motion to chamber
When the right wall of room, due to the barrier effect of chamber right wall, further by the spread speed of shock wave and pressure reduction；Work as process
The reflection blocking of chamber right wall acts on, and shock wave can be continued to propagate, be worked as punching with the propagation angle of oblique line to the position of chamber left wall
When hitting wave and encounter chamber left wall, since the blocking reflected of chamber left wall acts on, by the spread speed of shock wave and pressure two
Secondary reduction；Finally by several times, between chamber left wall and chamber right wall, round-trip blocking is propagated, and shock wave is from oral instructions out
Broadcast is gone；To slacken the pressure and spread speed of shock wave significantly, above procedure is exactly that shock wave is spread in heteropleural disengaging
Mechanism in room.
The entrance is arranged in chamber upper left quarter position, and the right lower quadrant of entrance is arranged in chamber；The main mesh being arranged in this way
Be in order to explosion caused by shock wave be arranged one introducing opening, play the work for making shock wave enter chamber from entrance
With to create conditions further to slacken shock wave.
The perpendicular connection of chamber left wall of the entrance bottom and chamber of the entrance；The chamber with chamber is pushed up on the entrance of entrance
Push up concordant, and the perpendicular connection of chamber right wall with chamber on room, chamber right wall and outlet go up that roof pendant is direct-connected to be connect；The chamber of chamber
Bottom is concordant with the outlet bottom exported, and vertical with chamber left wall connect；The main purpose being arranged in this way is in order to make shape
Diffuser casing is imported and exported at heteropleural, by the function of efficiently slackening shock wave of chamber, finally the shock wave after slackening by going out
Mouth discharge, so as to form the shock wave for not damaging power to object and people.
The chamber left wall is parallel with chamber right wall；The main purpose being arranged in this way is in order to by chamber left wall and chamber
Several times, the effect of reciprocal blocking reflected is effectively reduced the speed and pressure of shock wave, is allowed to substantially slacken shock wave room right wall
Damage ability, can make this heteropleural disengaging diffuser casing compared with through type diffuser casing, make the pressure reduction 40% of shock wave
It is possibly realized.
This heteropleural for shock wave wave absorption passes in and out diffuser casing, according to the needs of civil air defense constructions and installations, is arranged multiple different
Side passes in and out diffuser casing, slackens ability guarantee diffuser casing shock wave.
The utility model has the beneficial effects that the technical program provides a kind of heteropleural disengaging diffusion for shock wave wave absorption
Room, design structure is simple, scientific and reasonable, slackens working well for shock wave；It is able to solve through type diffuser casing, shock wave
Inefficient problem is slackened, substantially increase diffuser casing shock wave slackens efficiency, can compared with through type diffuser casing
Make the pressure reduction 40% of shock wave.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Marked in the figure: 1, entrance, 101, push up on entrance, 102, low, 2, chamber under entrance, 201, push up on chamber, 202, chamber
Room bottom, 203, chamber left wall, 204, chamber right wall, 3, outlet, 301, outlet on push up, 302, outlet bottom.
Specific embodiment
Specific embodiment of the present utility model is described in further detail below in conjunction with attached drawing.
As shown, a kind of heteropleural for shock wave wave absorption passes in and out diffuser casing, including entrance 1, chamber 2, outlet 3；Enter
Mouth 1, chamber 2, outlet 3 are in turn connected to form perforation body, and the right lower quadrant of entrance 1 is arranged in chamber 2, and chamber 2 is arranged in outlet 3
Lower right side；Entrance 1 is made of top 101 on entrance and entrance bottom 102；Chamber 2 by chamber push up 201, chamber bottom 202,
Chamber left wall 203, chamber right wall 204 form；Outlet 3 is made of top 301 in outlet and outlet bottom 302；Under the entrance of entrance 1
The perpendicular connection of chamber left wall 203 at bottom 102 and chamber 2；Top 101 and top 201 on the chamber of chamber 2 are flat on the entrance of entrance 1
Together, and with the perpendicular connection of the chamber right wall of chamber 2 204, top 301 vertical is connect in chamber right wall 204 and outlet；Chamber 2
Chamber bottom 202 is gone to the bottom 302 concordant with the outlet of outlet 3, and vertical with chamber left wall 203 is connect.
The entrance 1 is corresponding in oblique angle with outlet 2.
The chamber left wall 203 is parallel with chamber right wall 204.
The mechanism of this heteropleural disengaging diffuser casing for shock wave wave absorption are as follows: when the explosion wave of high pressure is from different
When the entrance 1 of side disengaging diffuser casing enters chamber 2, due to the effect of the chamber 2 to be become larger by moment, high-pressure shocking wave
Spread speed in air medium, moment have been dropped, and the pressure of shock wave also has dropped therewith, work as shock motion
When to chamber right wall 204, due to the barrier effect of chamber right wall 204, further by the spread speed of shock wave and pressure
It reduces；When the reflection blocking effect Jing Guo chamber right wall 204, shock wave can be with the propagation angle of oblique line, to chamber left wall 203
Position continues to propagate, and when shock wave encounters chamber left wall 203, since the blocking reflected of chamber left wall 203 acts on, will rush
Hit the spread speed and the secondary reduction of pressure of wave；Finally pass through several times, it is past between chamber left wall 203 and chamber right wall 204
The blocking returned is propagated, and shock wave blazes abroad from outlet 3；To slacken shock wave pressure and spread speed, the above mistake significantly
Journey is exactly mechanism of the shock wave in heteropleural disengaging diffuser casing.
Claims (3)
1. a kind of heteropleural for shock wave wave absorption passes in and out diffuser casing, including entrance, chamber, outlet；It is characterized by: entrance,
Chamber, outlet are in turn connected to form perforation body, and the right lower quadrant of entrance is arranged in chamber, and the lower right side of chamber is arranged in outlet；
Entrance is formed by pushing up on entrance with entrance bottom；Chamber is made of top, chamber bottom, chamber left wall, chamber right wall on chamber；Out
Mouth is formed by bottom is pushed up and exported in outlet；The perpendicular connection of chamber left wall of the entrance bottom and chamber of entrance；Entrance enters
Top is concordant with top on the chamber of chamber on mouth, and the perpendicular connection of chamber right wall with chamber, the upper roof pendant of chamber right wall and outlet
It is direct-connected to connect；The chamber bottom of chamber is concordant with the outlet bottom exported, and vertical with chamber left wall connect.
2. a kind of heteropleural for shock wave wave absorption according to claim 1 passes in and out diffuser casing, it is characterised in that: entrance and
Outlet is corresponding in oblique angle.
3. a kind of heteropleural for shock wave wave absorption according to claim 1 passes in and out diffuser casing, it is characterised in that: chamber is left
Wall is parallel with chamber right wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822110541.6U CN209512674U (en) | 2018-12-17 | 2018-12-17 | A kind of heteropleural disengaging diffuser casing for shock wave wave absorption |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822110541.6U CN209512674U (en) | 2018-12-17 | 2018-12-17 | A kind of heteropleural disengaging diffuser casing for shock wave wave absorption |
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| Publication Number | Publication Date |
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| CN209512674U true CN209512674U (en) | 2019-10-18 |
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|---|---|---|---|
| CN201822110541.6U Active CN209512674U (en) | 2018-12-17 | 2018-12-17 | A kind of heteropleural disengaging diffuser casing for shock wave wave absorption |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110805383A (en) * | 2019-11-27 | 2020-02-18 | 湖北华强科技有限责任公司 | Inclined protective structure and using method |
-
2018
- 2018-12-17 CN CN201822110541.6U patent/CN209512674U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110805383A (en) * | 2019-11-27 | 2020-02-18 | 湖北华强科技有限责任公司 | Inclined protective structure and using method |
| CN110805383B (en) * | 2019-11-27 | 2023-11-28 | 湖北华强科技股份有限公司 | Inclined protective structure and use method thereof |
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