CN103868804B - For the multitube explosion driving device of large-scale blast wave analogue means - Google Patents
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- CN103868804B CN103868804B CN201410101064.0A CN201410101064A CN103868804B CN 103868804 B CN103868804 B CN 103868804B CN 201410101064 A CN201410101064 A CN 201410101064A CN 103868804 B CN103868804 B CN 103868804B
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Abstract
The invention belongs to blast wave analogue means Development Techniques field in protection works, propose a kind of multitube explosion driving device for large-scale blast wave analogue means.The multitube explosion driving device for large-scale blast wave analogue means proposed includes buttress type counter force wall (1) and high pressure section (2); High pressure section (2) is the pre-stressed steel plate reinforced concrete composite structure be made up of semi-circular arch, bent wall and inverted arch; Buttress type counter force wall (1) is arranged on the initiating terminal of high pressure section (2), buttress type counter force wall (1) is made up of honeycomb fashion counterfort and headwall, described headwall is the structure combined by bent wall and semi-circular arch, buttress type counter force wall (1) is fixed with multiple single driver (3); The openend of multiple single driver (2) stretches into high pressure section (2); The endpiece of high pressure section (2) connects the transition section (4) of large-scale blast wave analogue means.The present invention have explosive yield variation range large, can the feature of handling strong, highly effective and safe.
Description
Technical field
The invention belongs to blast wave analogue means Development Techniques field in protection works, particularly relate to a kind of multitube explosion driving device for large-scale blast wave analogue means.
Background technology
Since the nineties in 20th century, due to the fast development of advanced technology weapon, propose new higher requirement to protection works experimental technique and experiment condition, existing shock tube equipment, because of the restriction by loading environment and experimental section size, can not meet experiment demand growing in many fields.In order to tackle military change with rapid changepl. never-ending changes and improvements, promote the protection level of dual-use engineering and weaponry, in the urgent need to developing large-scale antiknock shock tube.
At present, domestic and international existing antiknock shock tube almost without exception be all utilize diaphragm high pressure section and low pressure stage to be separated, when rupture of diaphragm or broken time, high pressure gas expansion just creates the unsteadiness motion of gas.Diaphragm type shock tube drive energy mainly contains pressure gas and gunpowder two kinds, is characterized in experimental technique relative maturity, workable, but because shock wave positive pressure time is longer, therefore conventional weapon blast wave environment can not be simulated well.Multitube explosion driving device is without the need to diaphragm structure, explosive yield can be selected arbitrarily within the specific limits, and shock wave positive pressure time accurately can control from several ms to tens ms, therefore, the design of multitube explosion driving device and development to the combination property promoting blast wave analogue means, and have a very important role and meaning to the simulation of hightech conventional weapon explosion wave.
Summary of the invention
For solving the problems of the technologies described above, the object of the invention is to propose a kind of multitube explosion driving device for large-scale blast wave analogue means.
For achieving the above object, the present invention takes following technical scheme:
For a multitube explosion driving device for large-scale blast wave analogue means, described multitube explosion driving device includes buttress type counter force wall and high pressure section; Described high pressure section is the pre-stressed steel plate reinforced concrete composite structure be made up of semi-circular arch, bent wall and inverted arch; The center of described high pressure section has plenum chamber; Described buttress type counter force wall is arranged on the initiating terminal of high pressure section, and described buttress type counter force wall is made up of honeycomb fashion counterfort and headwall, and described headwall is the structure combined by bent wall and semi-circular arch; Described buttress type counter force wall is fixed with multiple single driver in order to export blast air-shock wave; The high explosive in order to produce blast air-shock wave is provided with in the tube chamber of described single driver; The openend of multiple described single driver to stretch in described high pressure section and is connected with the plenum chamber of high pressure section, the blast air-shock wave exported by multiple single driver sends into plenum chamber, and multiple blast air-shock wave is interacted in plenum chamber; The endpiece of described high pressure section connects the transition section of large-scale blast wave analogue means.
Described single driver is multilayer setting up and down in buttress type counter force wall, and every layer is multiple; The middle part of the multiple single driver of described bottom arranges exclusion seal door; Described buttress type counter force wall has multiple fairlead and multiple air admission hole.
The headwall of described buttress type counter force wall is inside and outside all compounded with steel plate.
The inwall of described high pressure section is compounded with arch pasting board, and on outer wall, hoop has many post-tensioned prestressed steel bands.
Described single driver includes driving tube, adapter, buffering recuperator means, roller support and buffering recuperator means support; Described driving tube is the cavity structure of front opening, back-end closure; High explosive is placed in the cavity of described driving tube; The openend of described driving tube to stretch in described high pressure section and is connected with the plenum chamber of high pressure section, and the rear portion of described driving tube is positioned on roller support, and can move on roller support; Described adapter is nested with the front portion at driving tube, and the axis of described adapter and the dead in line of driving tube; Described driving tube is can be free to slide in the axial direction under the cooperation of roller support, in adapter and radial limited structure; Described adapter is fixed in buttress type counter force wall; Described buffering recuperator means is fixed on buffering recuperator means support by front gland and rear pressing cover, and the axis of described buffering recuperator means and the axis of described adapter, the dead in line of driving tube; The piston rod of buffering recuperator means is contacted with driving tube blind end by cushion pad; Described buffering recuperator means support and roller support pass through base Interal fixation on buttress type counter force wall.
Described adapter includes the seal as adapter main body; Described seal is telescoping structure; Described seal is nested with on driving tube, and is fixed in buttress type counter force wall, the driving tube described in formation axially-movable and radial limited structure in seal; The internal face of described seal has groove; Locating sleeve is provided with between groove and driving tube described in seal internal face; Described locating sleeve is loop configuration, for carrying out axial support, location and damping to driving tube; The two ends of described seal are fixed with front end end cover, rear end cap respectively; Be provided with the many groups of detent mechanisms positioned when resetting for driving tube in described rear end cap, often organize described detent mechanism and include jackscrew and universal pearl.
Described roller support primarily of the roller of multipair buried bearing and rolling wheel support composition, several rollers between two relative to, become " V " font symmetric offset spread, rolling wheel support is connected on base steel plate; Described roller support support drive pipe, and ensure its high precision, low friction axially-movable.
Described buffering recuperator means includes urceolus, oil cylinder, gallery piston, air cavity piston, piston rod, cylinder and center-pole; Described urceolus is nested with the outside at oil cylinder, and has gap between described urceolus and oil cylinder; Described oil cylinder is arranged on the dead astern of driving tube, and coaxially arranges with described driving tube; Described cylinder is positioned at described piston rod, and coaxially arranges with oil cylinder; Described oil cylinder is air-fuel mixture cylinder, is full of oil gas mixture in cylinder; One end and the described gallery piston of piston rod connect firmly, and the other end of piston rod is stretched out cylinder block and contacted with the blind end of driving tube by cushion pad; Described center-pole is hollow tubular structures, and one end of center-pole is connected with air cavity piston, and described air cavity piston can move axially by opposing pistons bar in cylinder chamber; The other end of center-pole is fixed on bonnet.
A kind of multitube explosion driving device for large-scale blast wave analogue means that the present invention proposes, utilize uses high explosive and fuel-air explosive as drive energy in multiple driving tube, can realize the advantage of multitube combination arbitrarily in multiple driving tube as required; Multitube explosion driving device is without the need to diaphragm structure, and shock wave positive pressure time accurately can control from several ms to tens ms; And have explosive yield variation range large, can handling strong, highly effective and safe fermented bean curd feature, engineering structure, the weaponry capability of antidetonance and explosion wave characteristic research are had very important significance.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation of single driver in the present invention.
Fig. 3 is the structural representation of buttress type counter force wall in the present invention.
Fig. 4 is the main TV structure schematic diagram of mesohigh section of the present invention.
In figure: 1, buttress type counter force wall, 2, high pressure section, 3, single driver, 4, transition section, 5, exclusion seal door, 6, fairlead, 7, air admission hole, 8, post-tensioned prestressed steel band, 11, arch pasting board, 100, foot bolt, 101, buffering recuperator means, 102, buffering recuperator means support, 103, roller support, 104, driving tube, 105, adapter, 113, cylinder, 114, piston rod, 125, oil cylinder, 132, urceolus, 142, center-pole, 144, cushion pad, 161, front gland, 162, rear pressing cover, 163, buffering recuperator means stake body, 164, base steel plate, 174, roller, 177, rolling wheel support, 184, seal, 187, locating sleeve.
Embodiment
Understand for the ease of those of ordinary skill in the art and implement the present invention, below in conjunction with drawings and the specific embodiments, the present invention is described in further detail.
As shown in Figure 1, a kind of multitube explosion driving device for large-scale blast wave analogue means, described multitube explosion driving device includes buttress type counter force wall 1 and high pressure section 2; Composition graphs 4, described high pressure section 2 is the pre-stressed steel plate reinforced concrete composite structure be made up of semi-circular arch, bent wall and inverted arch, and wherein semi-circular arch radius is 6000mm, bent wall height 1000mm; Described high pressure section 2 length is 10m, and the thickness of semi-circular arch body of wall is 1500mm; The center of described high pressure section 2 has plenum chamber; The inwall of described high pressure section is compounded with arch pasting board 11, and on outer wall, hoop has many post-tensioned prestressed steel bands 8; Described buttress type counter force wall 1 is arranged on the initiating terminal of high pressure section 2, composition graphs 3, and described buttress type counter force wall 1 is made up of honeycomb fashion counterfort and headwall, and described headwall is the structure combined by bent wall and semi-circular arch; Described buttress type counter force wall is fixed with 12 in order to export the single driver 3 of blast air-shock wave; Described single driver 3 is setting up and down three layers in buttress type counter force wall 1, and top layer is three, and middle layer is five, and bottom is four; The middle part of described bottom four single drivers arranges exclusion seal door 5; Described buttress type counter force wall has four fairleads 6 and two air admission holes 7; The headwall of described buttress type counter force wall is inside and outside all compounded with steel plate.The high explosive in order to produce blast air-shock wave is provided with in the tube chamber of described single driver 3; The openend of 12 described single drivers 3 to stretch in described high pressure section 2 and is connected with the plenum chamber of high pressure section 2, and described high pressure section receives the blast air-shock wave that 12 single drivers export, and completes the interaction of multiple shock wave; The endpiece of described high pressure section 2 connects the transition section 4 of large-scale blast wave analogue means.
As shown in Figure 2, described single driver 3 includes driving tube 104, adapter 105, buffering recuperator means 101, roller support and buffering recuperator means support 102; Described driving tube 104 is the cavity structure of front opening, back-end closure; Described driving tube 104 material is PCrNi
3moV, external diameter is 680mm, and internal diameter is 340mm; High explosive is placed in the cavity of described driving tube 104; The openend of described driving tube 104 to stretch in described high pressure section 2 and is connected with the plenum chamber of high pressure section, and the rear portion of described driving tube 104 is positioned on roller support, and can move on roller support; Described roller support 103 forms primarily of 15 pair rollers 174 and 2 groups of rolling wheel supports 177,30 rollers 174 between two relative to, become " V " font symmetric offset spread, the spacing of adjacent rollers 174 is 85mm, and roller 174 normal and pedal line are 35 ° of angles; Described roller support 103 support drive pipe 104, and ensure its high precision, low friction axially-movable; Described adapter 105 is nested with in the front portion of driving tube 104, and the dead in line of the axis of described adapter 105 and driving tube 104; Described driving tube 104 is can be free to slide in the axial direction under the cooperation of roller support, in adapter and radial limited structure; Described adapter 104 is fixed in buttress type counter force wall 1; Described adapter includes the seal 184 as adapter main body; Described seal 184 is telescoping structure; Described seal 184 is nested with on driving tube 104, and is fixed in buttress type counter force wall 184, the driving tube described in formation axially-movable and radial limited structure in seal; The internal face of described seal 184 has groove; Locating sleeve 187 is being provided with between groove and driving tube 104 described in seal internal face; Described locating sleeve is loop configuration, for carrying out axial support, location and damping to driving tube; The two ends of described seal are fixed with front end end cover, rear end cap respectively; Be provided with the many groups of detent mechanisms positioned when resetting for driving tube in described rear end cap, often organize described detent mechanism and include jackscrew and universal pearl; Described buffering recuperator means 101 is fixed on buffering recuperator means support 102 by front gland 161 and rear pressing cover 162, and the axis of the axis of described buffering recuperator means 101 and described adapter 104, the dead in line of driving tube 105; Described buffering recuperator means includes urceolus 132, oil cylinder 125, gallery piston, air cavity piston, piston rod 114, cylinder 113 and center-pole 142; Described urceolus 132 is nested with in the outside of oil cylinder 125, and has gap between described urceolus 132 and oil cylinder 125; Described oil cylinder 125 is arranged on the dead astern of driving tube 104, and coaxially arranges with described driving tube 104; Described cylinder 113 is positioned at described piston rod 114, and coaxially arranges with oil cylinder 125; Described oil cylinder 125 is air-fuel mixture cylinder, is full of oil gas mixture in cylinder; One end and the described gallery piston of piston rod connect firmly, and the other end of piston rod is stretched out cylinder block and contacted with the blind end of driving tube by cushion pad; Described center-pole 142 is hollow tubular structures, and one end of center-pole 142 is connected with air cavity piston, and described air cavity piston can move axially by opposing pistons bar 114 in cylinder 113 chamber; The other end of center-pole 142 is fixed on bonnet.Described buffering recuperator means 101 back seat with to enter the time again and be about 600ms, oil pressure peak value is about 2.0Mpa, and cylinder 113 normal pressure is about 3.0Mpa, and recoil distance is about 500mm; Described buffering recuperator means support 102 is fixedly connected on base steel plate 164 with roller support 103, and base steel plate 164 is fixed on buttress type counter force wall 1 by foot bolt 100; Described driving tube 104, adapter 105 and buffering recuperator means 101 are arranged on same level axis.
Claims (8)
1. for a multitube explosion driving device for large-scale blast wave analogue means, it is characterized in that: described multitube explosion driving device includes buttress type counter force wall (1) and high pressure section (2); Described high pressure section (2) is the pre-stressed steel plate reinforced concrete composite structure be made up of semi-circular arch, bent wall and inverted arch; The center of described high pressure section (2) has plenum chamber; Described buttress type counter force wall (1) is arranged on the initiating terminal of high pressure section (2), described buttress type counter force wall (1) is made up of honeycomb fashion counterfort and headwall, described headwall is the structure combined by bent wall and semi-circular arch, described buttress type counter force wall (1) is fixed with multiple single driver (3) in order to export blast air-shock wave; The high explosive in order to produce blast air-shock wave is provided with in described single driver (3); The openend of the driving tube of multiple described single driver (3) to stretch in described high pressure section (2) and is connected with the plenum chamber of high pressure section (2); Described high pressure section receives the blast air-shock wave that multiple single driver exports, and completes the interaction of multiple shock wave; The endpiece of described high pressure section (2) connects the transition section (4) of large-scale blast wave analogue means.
2. the multitube explosion driving device for large-scale blast wave analogue means according to claim 1, is characterized in that: described single driver (3) is multilayer setting up and down in buttress type counter force wall (1), and every layer is multiple; The middle part of the multiple described single driver (3) of bottom arranges exclusion seal door (5); Described buttress type counter force wall (1) has multiple fairlead (6) and multiple air admission hole (7).
3. the multitube explosion driving device for large-scale blast wave analogue means according to claim 1, is characterized in that: the headwall of described buttress type counter force wall (1) is inside and outside all compounded with steel plate.
4. the multitube explosion driving device for large-scale blast wave analogue means according to claim 1, is characterized in that: the inwall of described high pressure section (2) is compounded with arch pasting board (11), and on outer wall, hoop has many post-tensioned prestressed steel bands (8).
5. the multitube explosion driving device for large-scale blast wave analogue means according to claim 1, is characterized in that: described single driver (3) includes driving tube (104), adapter (105), buffering recuperator means (101), roller support and buffering recuperator means support (102); Described driving tube (104) is front opening, the cavity structure of back-end closure; High explosive is placed in the cavity of described driving tube (104); The openend of described driving tube (104) to stretch in described high pressure section (2) and is connected with the plenum chamber of high pressure section (2), and the rear portion of described driving tube (104) is positioned on roller support, and can move on roller support; Described adapter (105) is nested with in the front portion of driving tube (104), and the axis of described adapter (105) and the dead in line of driving tube; Described driving tube (104) is can be free to slide in the axial direction under the cooperation of roller support, in adapter and radial limited structure; Described adapter (105) is fixed in buttress type counter force wall (1); Described buffering recuperator means (101) is fixed in buffering recuperator means support (102) by front gland (161) and rear pressing cover (162), and the dead in line of the axis of the axis of described buffering recuperator means (101) and described adapter (105), driving tube (104); The piston rod (114) of buffering recuperator means is contacted with driving tube (104) blind end by cushion pad (144); Described buffering recuperator means support (102) is fixed on buttress type counter force wall (1) by base steel plate (164) with roller support.
6. the multitube explosion driving device for large-scale blast wave analogue means according to claim 5, is characterized in that: described adapter (105) includes the seal (184) as adapter main body; Described seal (184) is telescoping structure; Described seal (184) is nested with on driving tube (104), and is fixed in buttress type counter force wall (1), the driving tube (104) described in formation axially-movable and radial limited structure in seal (184); The internal face of described seal (184) has groove; Locating sleeve (187) is provided with between groove and driving tube described in seal internal face; Described locating sleeve (187) is loop configuration, for carrying out axial support, location and damping to driving tube; The two ends of described seal (184) are fixed with front end end cover, rear end cap respectively; Be provided with the many groups of detent mechanisms positioned when resetting for driving tube in described rear end cap, often organize described detent mechanism and include jackscrew and universal pearl.
7. the multitube explosion driving device for large-scale blast wave analogue means according to claim 5, it is characterized in that: described roller support is primarily of the roller (174) of multipair buried bearing and rolling wheel support (177) composition, several rollers between two relative to, become " V " font symmetric offset spread, rolling wheel support (177) is connected on base steel plate (164); Described roller support support drive pipe (104), and ensure its high precision, low friction axially-movable.
8. the multitube explosion driving device for large-scale blast wave analogue means according to claim 5, is characterized in that: described buffering recuperator means (101) includes urceolus (132), oil cylinder (125), gallery piston, air cavity piston, piston rod (114), cylinder (113) and center-pole (142); Described urceolus (132) is nested with in the outside of oil cylinder (125), and has gap between described urceolus (132) and oil cylinder (125); Described oil cylinder (125) is arranged on the dead astern of driving tube (104), and coaxially arranges with described driving tube (104); Described cylinder (113) is positioned at described piston rod (114), and coaxially arranges with oil cylinder (125); Described oil cylinder (125) is air-fuel mixture cylinder, is full of oil gas mixture in cylinder; One end and the described gallery piston of piston rod connect firmly, and the other end of piston rod is stretched out cylinder block and contacted with the blind end of driving tube by cushion pad; Described center-pole (142) is hollow tubular structures, and one end of center-pole (142) is connected with air cavity piston, and described air cavity piston can move axially by opposing pistons bar (114) in cylinder (113) chamber; The other end of center-pole is fixed on bonnet.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410101064.0A CN103868804B (en) | 2014-03-19 | 2014-03-19 | For the multitube explosion driving device of large-scale blast wave analogue means |
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| CN201410101064.0A CN103868804B (en) | 2014-03-19 | 2014-03-19 | For the multitube explosion driving device of large-scale blast wave analogue means |
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| CN103868804B true CN103868804B (en) | 2016-01-20 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108662944B (en) * | 2018-05-15 | 2023-10-03 | 江苏数字鹰科技股份有限公司 | Multi-gun-tube arbitrary combination method and free combination type multi-tube rocket gun |
| CN112229744B (en) * | 2020-10-26 | 2024-02-13 | 中国人民解放军军事科学院国防工程研究院工程防护研究所 | Combined multitube explosion driver for explosion load generator and buffer structure |
| CN112255085B (en) * | 2020-10-26 | 2024-02-09 | 中国人民解放军军事科学院国防工程研究院工程防护研究所 | Reaction frame and enclosure structure for multifunctional medium-high pressure explosion load generator |
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