CN102692165A - Wall surface orifice plate wave absorber - Google Patents
Wall surface orifice plate wave absorber Download PDFInfo
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- CN102692165A CN102692165A CN2012101351491A CN201210135149A CN102692165A CN 102692165 A CN102692165 A CN 102692165A CN 2012101351491 A CN2012101351491 A CN 2012101351491A CN 201210135149 A CN201210135149 A CN 201210135149A CN 102692165 A CN102692165 A CN 102692165A
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- orifice plate
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- wall
- wave absorption
- support bar
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Abstract
The invention belongs to the technical field of the explosion safety protection of an underground passage and provides a wall surface orifice plate wave absorber. The wave absorber comprises a wave absorbing orifice plate (1), a supporting rod (2) and a guide rod (8); the wave absorbing orifice plate (1) is hinged with a wave absorber fixed assembly on the wall surface of the underground passage by an orifice plate fixed pin; one end of the supporting rod (2) is hinged with the wave absorbing orifice plate (1) by a supporting rod fixed pin (4) and the other end of the supporting rod (2) is hinged with a sliding block (5) arranged on the guide rail (8); and the guide rail (8) is provided with a front positioning stop (7) and a rear positioning stop (6) which are used for limiting the movement range of the supporting rod. According to the wall surface orifice plate wave absorber provided by the invention, the pressure and the energy of an explosion wave can be greatly reduced and a good protection effect is generated on personnel, mechanical equipment and engineering structures inside the passage; and moreover, the wave absorber has the characteristics of simple structure and convenience in installation.
Description
Technical field
The invention belongs to explosion safety protection field, relate generally to a kind of wall orifice plate wave breaker.
Background technology
Have in the industry of Blasting Excavation process in hypogee, mining etc.; Bursting work is inevitable; Be used to deposit the accident of also might blasting in the underground storehouse of explosive priming system simultaneously; Personnel, equipment and engineering structure etc. to underground interior volume are all brought serious threat, are prone to cause bigger loss.Compare with the blast of space outerpace; The shock strength that implode produces is stronger, the destruction lethal power is bigger; Therefore, develop practicable implode wave absorption guard technology, realize to efficiently subduing of strong shock wave it being a urgent task of safety protection field; If can be proper, can significantly reduce the loss the use of the safeguard procedures of explosion wave.
Existing blast impulse theory of wave propagation is comparative maturity; It is generally acknowledged that shock wave can be decayed rapidly when unobstructed on its propagation path; As long as promptly there is sufficiently long distance can shock wave be reduced in the safety value, perhaps directly adopts overcoat shock wave to carry out shutoff and stop with certain thickness and intensity.But this dual mode is used for underpass inside but all has drawback: adopt the enough big space of nature damped method needs, this brings difficulty to design and construction, and very uneconomical; Utilize plugging method to stop that shock wave need take bigger channel space, more can influence the normal current function of use of passage simultaneously, enforcement and regular maintenance difficulty are also bigger.
Therefore the wave absorption technical measures in these two kinds of passages are obviously all improper.
Summary of the invention
For solving the problems of the technologies described above, the objective of the invention is to propose a kind of wall orifice plate wave breaker.
For realizing above-mentioned purpose, the present invention takes following technical scheme:
A kind of wall orifice plate wave breaker, described wall orifice plate wave breaker includes wave absorption orifice plate, support bar and guide rail; But described wave absorption orifice plate vertically is provided with and relative wall's upset; Described wave absorption orifice plate is hinged with the wave breaker fixation kit that is fixed on the underpass wall through the fixing hinge of orifice plate; One end of said support bar is hinged with the wave absorption orifice plate through the fixing hinge of support bar, and the other end of support bar is hinged with the slide block that is arranged on the guide rail; On described guide rail, having prelocalization in order to restriction support bar moving range stops with the location, back and stops.
Described slide block is connected with draw bar, and connects inductor and drive unit at the other end of draw bar.
On described wave absorption orifice plate, be evenly equipped with the wave absorption hole.
Described wave breaker fixation kit includes fixing angle steel, be arranged on the pin sleeve on the fixing angle steel, and is provided with bearing pin; Said fixedly angle steel is fixed on the wall of passage; Described wave absorption orifice plate is provided with pin sleeve; The pin sleeve that is arranged on the fixing angle steel cooperates with pin sleeve on the wave absorption orifice plate, constitutes the articulated structure of wave absorption orifice plate and said wave breaker fixation kit through bearing pin.
Described wall orifice plate wave breaker is to be arranged on a plurality of on the underpass two side walls.
Described wall orifice plate wave breaker is to be arranged on a plurality of on the underpass two side walls, and described draw bar is connected with the slide block of a plurality of wall orifice plate wave breakers respectively.
A kind of wall orifice plate wave breaker that the present invention proposes; Employing has the wave absorption orifice plate in a plurality of wave absorptions hole; Can significantly subdue the pressure and the energy of explosion wave; Especially be applied in the small space of underpass, can produce the better protect effect channel interior personnel, plant equipment and engineering structure; Hinged connected mode can realize the upset of wave absorption orifice plate between employing wave absorption orifice plate, support bar, the slide block; The overturn structure of wave absorption orifice plate is connected with inductor and drive unit through support bar, can be when sensing detonator signal, and express analysis, identification, judgement also send instruction to drive unit, the overturn rapid completion of setting up procedure of realization wave absorption orifice plate; In the time can't utilizing inductor and drive unit, under the effect of shock wave, but therefore the also passive open and working of wave absorption orifice plate can adapt to the shock wave security protection under the different conditions such as known or unknown quick-fried source, possesses the performance of continuous operation; In addition, the present invention is installed in the purpose that under open mode, can realize subduing efficiently explosion wave in the underpass, when collapsed state, does not influence the normal current characteristics simple in structure, easy for installation that have of passage.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the enlarged drawing of A part among Fig. 1.
Fig. 3 is the structural representation of wave absorption orifice plate among the present invention.
Fig. 4 is the sketch map of wave absorption orifice plate collapsed state of the present invention.
Fig. 5 is the sketch map of wave absorption orifice plate open mode of the present invention.
Fig. 6 is an another kind of structural representation of the present invention.
Among the figure: 1, wave absorption orifice plate, 2, support bar, 3, the fixing hinge of orifice plate, 4, the fixing hinge of support bar, 5, slide block, 6, the location, back stops, 7, prelocalization stops, 8, guide rail, 9, draw bar, 10, wall, 14, the wave absorption hole.
The specific embodiment
In conjunction with accompanying drawing and specific embodiment the present invention is explained:
As shown in Figure 1, and with reference to Fig. 2, a kind of wall orifice plate wave breaker, described wall orifice plate wave breaker includes wave absorption orifice plate 1, support bar 2 and guide rail 8; But described wave absorption orifice plate 1 vertically is provided with and relative wall's upset; Described wave absorption orifice plate 1 is hinged with the wave breaker fixation kit that is fixed on the underpass wall through the fixing hinge 3 of orifice plate; One end of said support bar 2 is hinged with wave absorption orifice plate 1 through the fixing hinge 4 of support bar, and the other end of support bar 2 is hinged with the slide block 5 that is arranged on the guide rail 8, and support bar 2 can be moved along guide rail 8 with slide block 5, drives 1 upset of wave absorption orifice plate; On described guide rail 8, have prelocalization in order to restriction support bar moving range and stop that 7 stop 6 with the location, back; Be provided with the draw bar 9 that is connected with slide block 5, and connect inductor and drive unit at the other end of draw bar 9.As shown in Figure 4, when inductor was not sensed detonator signal, wave absorption orifice plate 1 folded on wall 10.
As shown in Figure 5; Sensor detecting in inductor is to detonator signal; Send instruction by the inner analysis and processing module express analysis of inductor, identification, judgement and to drive unit again, make draw bar 9 actions, 1 upset of wave absorption orifice plate is opened through slide block 5, support bar 2; This mode mainly is applicable to confirming the security protection in the quick-fried source of prevision, for example blasting supplies magazine etc.; The inductor of related detonation by influence signal and drive unit are existing mature technology, and widespread usage in existing blasting protection facilities is not done too much explanation to it.Arrow among Fig. 4 is represented the shock Wave direction.(usually, blast can produce multiple signal, and for example pressure, vibrations, light, temperature, flame and electromagnetic pulse etc. all have corresponding acquisition sensor for every kind of signal, can use on request.But in reality; Other factors also possibly cause above signal, so need to consider the factors such as sensitivity of detection, after sensing signal, also needs handle, analyze, discern it; Determine when being the blast generation really and send the driving signal again, cause drive unit work.Processes such as instruction are handled, analyzed, discern, judge, send to above-mentioned signal can be designed to module, and front end and sensor are got in touch, and rear end and drive unit are got in touch, and utilize Computer Processing, can realize having certain intellectualized system.)
In conjunction with Fig. 3, wave absorption orifice plate 1 adopts high strength steel plate to process, and according to the selected steel plate thickness of the standard of setting up defences, and on steel plate, punches out wave absorption hole 14 according to certain rules, forms a kind of panel of hole structure, and at a lateral edges soldering pin axle sleeve of wave absorption orifice plate; The wave absorption orifice plate promptly utilizes this special construction, propagates with disturbance, disorderly its through interacting with shock wave, reaches the purpose of subduing energy.
Like Fig. 4, shown in Figure 5, for being arranged on a plurality of on the underpass two side walls, described draw bar 9 is connected with the slide block 5 of a plurality of wall orifice plate wave breakers respectively described wall orifice plate wave breaker in use.
Described wave breaker fixation kit includes fixing angle steel, be arranged on the pin sleeve on the fixing angle steel, and is provided with bearing pin; Said fixedly angle steel is fixed on the wall of passage; Described wave absorption orifice plate is provided with pin sleeve; The pin sleeve that is arranged on the fixing angle steel cooperates with pin sleeve on the wave absorption orifice plate, constitutes the articulated structure of wave absorption orifice plate and said wave breaker fixation kit through bearing pin.
As shown in Figure 6, provide another kind of structural representation of the present invention, the agent structure of this embodiment is not provided with draw bar with embodiment 1 among this embodiment.When the shock wave admission passage; Under the effect of shock wave, utilizing big pressure directly wave absorption orifice plate 1 to be opened rapidly realizes being provided with; This set mode is primarily aimed at uncertain quick-fried source, as in explosion accident, blast and the attack of terrorism to security protection of significant points etc.
Claims (6)
1. wall orifice plate wave breaker, it is characterized in that: described wall orifice plate wave breaker includes wave absorption orifice plate (1), support bar (2) and guide rail (8); Described wave absorption orifice plate (1) but vertically be provided with and relative wall's upset; Described wave absorption orifice plate (1) is hinged with the wave breaker fixation kit that is fixed on the underpass wall through the fixing hinge of orifice plate (3); One end of said support bar (2) is hinged through fixing hinge of support bar (4) and wave absorption orifice plate (1), and the other end of support bar (2) is hinged with the slide block (5) that is arranged on the guide rail (8); The prelocalization that on described guide rail (8), has in order to restriction support bar moving range stops that (7) and location, back stop (6).
2. a kind of wall orifice plate wave breaker according to claim 1, it is characterized in that: described slide block (5) is connected with draw bar (9), and connects inductor and drive unit at the other end of draw bar (9).
3. a kind of wall orifice plate wave breaker according to claim 1 is characterized in that: on described wave absorption orifice plate (1), be evenly equipped with wave absorption hole (14).
4. a kind of wall orifice plate wave breaker according to claim 1 is characterized in that: described wave breaker fixation kit includes fixing angle steel, be arranged on the pin sleeve on the fixing angle steel, and is provided with bearing pin; Said fixedly angle steel is fixed on the wall of passage; Described wave absorption orifice plate is provided with pin sleeve; The pin sleeve that is arranged on the fixing angle steel cooperates with pin sleeve on the wave absorption orifice plate, constitutes the articulated structure of wave absorption orifice plate and said wave breaker fixation kit through bearing pin.
5. a kind of wall orifice plate wave breaker according to claim 1 is characterized in that: described wall orifice plate wave breaker is to be arranged on a plurality of on the underpass two side walls.
6. a kind of wall orifice plate wave breaker according to claim 2 is characterized in that: described wall orifice plate wave breaker is to be arranged on a plurality of on the underpass two side walls, and described draw bar (9) is connected with the slide block (5) of a plurality of wall orifice plate wave breakers respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101351491A CN102692165A (en) | 2012-04-26 | 2012-04-26 | Wall surface orifice plate wave absorber |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012101351491A CN102692165A (en) | 2012-04-26 | 2012-04-26 | Wall surface orifice plate wave absorber |
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| CN2012101351491A Pending CN102692165A (en) | 2012-04-26 | 2012-04-26 | Wall surface orifice plate wave absorber |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104315934A (en) * | 2014-09-30 | 2015-01-28 | 西南交通大学 | Prevention device and prevention method used for blasting air shock waves in drilling and blasting tunnel |
| CN104949879A (en) * | 2015-06-03 | 2015-09-30 | 武汉科技大学 | Protection observation window for blasting experiments |
| CN108330905A (en) * | 2018-04-13 | 2018-07-27 | 珠江水利委员会珠江水利科学研究院 | Disappear unrestrained rectification floating body, disappear unrestrained fairing and method with it |
| CN114991563A (en) * | 2022-04-25 | 2022-09-02 | 南京理工大学 | Wave-absorbing plate |
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| CN101148141A (en) * | 2007-10-19 | 2008-03-26 | 王劲松 | Multi-functional automatic drawing board |
| CN101579178A (en) * | 2008-05-14 | 2009-11-18 | 中山厚福应用技术有限公司 | Automatic extending decompression bed |
| CN101626040A (en) * | 2009-04-30 | 2010-01-13 | 东盟电力一体化设备有限公司 | Intelligent type adjustable solar battery device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2338400Y (en) * | 1998-06-15 | 1999-09-15 | 何堂光 | Piling-up type honey-comb like sound insulation slab |
| CN2673975Y (en) * | 2003-11-21 | 2005-01-26 | 王晓明 | Multi-layer micro-porous silence ventilation plate |
| CN1587562A (en) * | 2004-09-23 | 2005-03-02 | 蒋明生 | Sound-deadening plate |
| CN2791217Y (en) * | 2005-04-21 | 2006-06-28 | 安培德 | Noise-reducing device for window |
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| CN101148141A (en) * | 2007-10-19 | 2008-03-26 | 王劲松 | Multi-functional automatic drawing board |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104315934A (en) * | 2014-09-30 | 2015-01-28 | 西南交通大学 | Prevention device and prevention method used for blasting air shock waves in drilling and blasting tunnel |
| CN104949879A (en) * | 2015-06-03 | 2015-09-30 | 武汉科技大学 | Protection observation window for blasting experiments |
| CN108330905A (en) * | 2018-04-13 | 2018-07-27 | 珠江水利委员会珠江水利科学研究院 | Disappear unrestrained rectification floating body, disappear unrestrained fairing and method with it |
| CN108330905B (en) * | 2018-04-13 | 2023-11-17 | 珠江水利委员会珠江水利科学研究院 | Wave-eliminating rectifying floating body, wave-eliminating rectifying device and wave-eliminating rectifying method |
| CN114991563A (en) * | 2022-04-25 | 2022-09-02 | 南京理工大学 | Wave-absorbing plate |
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Application publication date: 20120926 |