CN103822552B - Wired detonation line sealing device of container for simulating deepwater environment explosion test - Google Patents
Wired detonation line sealing device of container for simulating deepwater environment explosion test Download PDFInfo
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- CN103822552B CN103822552B CN201410104642.6A CN201410104642A CN103822552B CN 103822552 B CN103822552 B CN 103822552B CN 201410104642 A CN201410104642 A CN 201410104642A CN 103822552 B CN103822552 B CN 103822552B
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Abstract
The invention relates to a wired detonation line sealing device of a container for simulating a deepwater environment explosion test. According to the technical scheme, a through hole is formed in the center of an explosive containing cover plate (1) and composed of two sections of holes, the diameter of the upper section hole is larger that that of the lower section hole; four to eight adapter binding posts (1) penetrate out of upper bakelite (5) and lower bakelite (3) in the lower section hole respectively; an annular boss is concentrically arranged on an annular plane of a connector pressing ring (7), and the annular boss of the connector pressing ring (7) is tightly pressed on the lower plane of the lower Bakelite (3); a waterproof cover (6) is of a hollow cone frustum shape, the large end of the hollow cone frustum is concentrically and fixedly connected with the explosive containing cover plate (1), and the small end of the hollow cone frustum is connected with a wire tube (8) through threads; a sealing gasket (2) is installed between the waterproof cover (6) and the explosive containing cover plate (1). The wired detonation line sealing device has the advantages of being good in sealing performance, easy to assemble, reasonable in structure, capable of effectively avoiding misfire detonation of a detonation network, and the simulated test can be efficiently and safely conducted.
Description
Technical field
The invention belongs to simulation deepwater environment explosive test technical field.Be specifically related to a kind of wired circuit sealing device that detonates of simulating deepwater environment explosive test container.
Background technology
Along with the fast development of Chinese national economy and the active demand of national defense construction, underwater demolition technology has been widely used in the engineering such as exploitation and traffic railway of waterway construction, port and pier construction, water conservancy and hydropower.Because underwater engineering blasting is a lot of by the impact of uncertain factor, as current and the depth of water etc., make the research of underwater engineering blasting very difficult and complicated.Thus, simulating different underwater demolition environment by simulation deepwater environment explosive container and carry out experimental study, is a kind of important means of underwater engineering blasting technical research.At present, the method for ignition of underwater demolition is divided into wired detonating and wireless two classes of detonating.Wired method of ignition is the same with land explosion, and mostly is the power initiation networking of electric cap; Wireless detonating utilizes sound wave and electric wave to control, and by land or on ship emitter is housed, igniting primer is built with receiving system, but this method of ignition costly.
At present, blasting engineering is with in test under water, and wired initiation net uses comparatively extensive, but its weak point is that initiation net can miss-fire when wired sealing device that detonates is intake.Existing wired priming device, by the impact of sealing reliability deficiency, can not meet test demand sometimes; Particularly when carrying out simulation deep water, large explosive equivalent Underwater Explosion test, sealing property and the crushing resistance of existing wired priming device seem more not enough.
Summary of the invention
The present invention is intended to overcome prior art defect, wired circuit sealing device that detonates that object is to provide a good airproof performance, deepwater environment explosive test container is simply simulated in rational in infrastructure and dismounting, this device can effectively avoid miss-firing of initiation net, and the explosive test of simulation deepwater environment can efficiently and safely be carried out.
For realizing above-mentioned task, the technical solution adopted in the present invention is: described device comprises powder charge cover plate, bucker, interface pressure ring and conduit.
The center of powder charge cover plate has through hole, and through hole is that two up-small and down-big sector holes form by aperture.Bakelite and lower bakelite is disposed with from top to bottom in lower sector hole hole, the lower end of 4 ~ 8 switching binding posts passes aperture corresponding to lower bakelite respectively in bucker, and the upper end of switching binding post passes aperture corresponding to bakelite respectively to outside powder charge cover plate.
Interface pressure ring is fixedly connected with the lower plane of powder charge cover plate is concentricity, and the planar annular of interface pressure ring is provided with annular boss concentrically, and the inner circle of annular boss and the inner circle of interface pressure ring are same inner circle; The annular boss of interface pressure ring presses the lower plane of lower bakelite.
Bucker is hollow truncated cone-shaped, the large end of open circles frustum and powder charge cover plate is concentricity is fixedly connected, and small end and the conduit of open circles frustum are threaded connection; Between bucker and powder charge cover plate, seal washer is housed.
The upper sector hole aperture of described through hole is 0.6 ~ 0.8 times of lower sector hole aperture.
The external diameter of described upper bakelite and lower bakelite is equal with the lower sector hole aperture of through hole.Upper bakelite and lower bakelite have the aperture equal with binding post quantity of transferring equably, and the centre-to-centre spacing between the aperture of upper bakelite and lower bakelite is 20 ~ 30mm, the hole diameter of upper bakelite and the equal diameters of switching binding post; The aperture of lower bakelite is little large two sections of apertures composition under aperture, the hypomere small aperture of lower bakelite and the equal diameters of switching binding post, the epimere small aperture of lower bakelite is equal with length with the cylindrical diameter of switching binding post projection with opening length.
The small end of described open circles frustum is closed, and the large end internal diameter of open circles frustum is 1.2 ~ 2 times of interface pressure ring external diameter.
One end of described conduit is provided with external screw thread, and the internal diameter of conduit is 1.05 ~ 1.1 times of detonator pipeline diameter.
The material of described switching binding post is conductor, and the middle position of switching binding post is protruding cylinder.
Owing to adopting technique scheme, the present invention compared with prior art has following good effect:
1, bucker of the present invention adopts open circles frustum structure, a physical environment of isolating with aqueous medium is formed in junction of detonating, when carrying out deepwater environment Simulation Blasting Test, effectively can prevent wired circuit water inlet of detonating, reduce the possibility of the line short that detonates, improve once blasting success rate.
2, conduit of the present invention is connected with bucker by screw thread, can the suitable conduit of internal diameter be selected to install according to detonator pipeline diameter before each test, this kind of mode not only increases the sealing of whole device, and adds the adaptability of this device, therefore rational in infrastructure.
3, the present invention adopts protruding cylinder in the middle position of binding post, adopts the aperture equal with length with the cylindrical diameter of switching binding post projection, improve switching binding post stability at the aperture epimere of the lower bakelite of correspondence; In addition, before simulated test, only need open bucker 6 accesses detonator pipeline, has namely completed the preparation of test, can increase substantially test efficiency, reduce experimentation cost, therefore dismounting is simple.
Therefore, the present invention has good seal performance, the rational in infrastructure and simple feature of dismounting, can effectively avoid miss-firing of initiation net, and the explosive test of simulation deepwater environment can efficiently and safely be carried out.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present invention.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the invention will be further described, the restriction not to its protection domain:
embodiment 1
A kind of wired circuit sealing device that detonates of simulating deepwater environment explosive test container.Described device as shown in Figure 1, comprises powder charge cover plate 1, bucker 6, interface pressure ring 7 and conduit 8.
The center of powder charge cover plate 1 has through hole, and through hole is that two up-small and down-big sector holes form by aperture.Bakelite 5 and lower bakelite 3 is disposed with from top to bottom in lower sector hole hole, the lower end of 4 ~ 6 switching binding posts 4 passes the aperture of lower bakelite 3 correspondence respectively in bucker 6, and the upper end of switching binding post 4 passes the aperture of bakelite 5 correspondence respectively to outside powder charge cover plate 1.
Interface pressure ring 7 is fixedly connected with the lower plane of powder charge cover plate 1 is concentricity, and the planar annular of interface pressure ring 7 is provided with annular boss concentrically, and the inner circle of annular boss and the inner circle of interface pressure ring 7 are same inner circle; The annular boss of interface pressure ring 7 presses the lower plane of lower bakelite 3.
Bucker 6 is hollow truncated cone-shaped, the large end of open circles frustum and powder charge cover plate 1 is concentricity is fixedly connected, and small end and the conduit 8 of open circles frustum are threaded connection; Seal washer 2 is housed between bucker 6 and powder charge cover plate 1.
The upper sector hole aperture of described through hole is 0.6 ~ 0.7 times of lower sector hole aperture.
The external diameter of described upper bakelite 5 and lower bakelite 3 is equal with the lower sector hole aperture of through hole.Upper bakelite 5 and lower bakelite 3 have the aperture equal with binding post 4 quantity of transferring equably, and the centre-to-centre spacing between the aperture of upper bakelite 5 and lower bakelite 3 is 20 ~ 25mm, the hole diameter of upper bakelite 5 and the equal diameters of switching binding post 4; The aperture of lower bakelite 3 is little large two sections of apertures composition under aperture, the hypomere small aperture of lower bakelite 3 and the equal diameters of switching binding post 4, the epimere small aperture of lower bakelite 3 is equal with length with the cylindrical diameter of switching binding post 4 projection with opening length.
The small end of described open circles frustum is closed, and the large end internal diameter of open circles frustum is 1.2 ~ 1.6 times of interface pressure ring 7 external diameter.
One end of described conduit 8 is provided with external screw thread, and the internal diameter of conduit 8 is 1.05 ~ 1.1 times of detonator pipeline diameter.
The material of described switching binding post 4 is conductor, and the middle position of switching binding post 4 is protruding cylinder.
embodiment 2
A kind of wired circuit sealing device that detonates of simulating deepwater environment explosive test container.Except following technology statement, all the other are with embodiment 1:
Switching binding post 4 is 7 ~ 8; The upper sector hole aperture of described through hole is 0.7 ~ 0.8 times of lower sector hole aperture; Centre-to-centre spacing between the aperture of upper bakelite 5 and lower bakelite 3 is 25 ~ 30mm; The large end internal diameter of open circles frustum is 1.6 ~ 2 times of interface pressure ring 7 external diameter.
This detailed description of the invention compared with prior art has following good effect:
1, the bucker 6 of this detailed description of the invention adopts open circles frustum structure, a physical environment of isolating with aqueous medium is formed in junction of detonating, when carrying out deepwater environment Simulation Blasting Test, effectively can prevent wired circuit water inlet of detonating, reduce the possibility of the line short that detonates, improve once blasting success rate.
2, the conduit 8 of this detailed description of the invention is connected with bucker 6 by screw thread, can the suitable conduit 8 of internal diameter be selected to install according to detonator pipeline diameter before each test, this kind of mode not only increases the sealing of whole device, and adds the adaptability of this device, therefore rational in infrastructure.
3, this detailed description of the invention adopts protruding cylinder in the middle position of binding post 4, adopt the aperture equal with length with the cylindrical diameter of switching binding post 4 projection at the aperture epimere of the lower bakelite 3 of correspondence, improve the stability of switching binding post 4; In addition, before simulated test, only need open bucker 6 accesses detonator pipeline, has namely completed the preparation of test, can increase substantially test efficiency, reduce experimentation cost, therefore dismounting is simple.
Therefore, this detailed description of the invention has good seal performance, the rational in infrastructure and simple feature of dismounting, can effectively avoid miss-firing of initiation net, and the explosive test of simulation deepwater environment can efficiently and safely be carried out.
Claims (6)
1. simulate wired circuit sealing device that detonates of deepwater environment explosive test container, it is characterized in that described wired circuit sealing device that detonates comprises powder charge cover plate (1), bucker (6), interface pressure ring (7) and conduit (8);
The center of powder charge cover plate (1) has through hole, and through hole is that two up-small and down-big sector holes form by aperture; Bakelite (5) and lower bakelite (3) is disposed with from top to bottom in lower sector hole hole, the lower end of 4 ~ 8 switchings binding posts (4) passes aperture corresponding to lower bakelite (3) respectively in bucker (6), the upper end of switching binding post (4) pass respectively aperture corresponding to bakelite (5) to powder charge cover plate (1) outward;
Interface pressure ring (7) is fixedly connected with the lower plane of powder charge cover plate (1) is concentricity, and the planar annular of interface pressure ring (7) is provided with annular boss concentrically, and the inner circle of annular boss and the inner circle of interface pressure ring (7) are same inner circle; The annular boss of interface pressure ring (7) presses the lower plane of lower bakelite (3);
Bucker (6) for hollow truncated cone-shaped, the large end of open circles frustum and powder charge cover plate (1) is concentricity is fixedly connected, the small end of open circles frustum and conduit (8) are threaded connection; Seal washer (2) is housed between bucker (6) and powder charge cover plate (1).
2. wired circuit sealing device that detonates of simulation deepwater environment explosive test container according to claim 1, is characterized in that the upper sector hole aperture of described through hole is 0.6 ~ 0.8 times of lower sector hole aperture.
3. wired circuit sealing device that detonates of simulation deepwater environment explosive test container according to claim 1, is characterized in that the external diameter of described upper bakelite (5) and lower bakelite (3) is equal with the lower sector hole aperture of through hole; Upper bakelite (5) and lower bakelite (3) have the aperture equal with binding post of transferring (4) quantity equably, and the centre-to-centre spacing between the aperture of upper bakelite (5) and lower bakelite (3) is 20 ~ 30mm; The hole diameter of upper bakelite (5) and the equal diameters of switching binding post (4), the aperture of lower bakelite (3) is little large two sections of apertures composition under aperture, the hypomere small aperture of lower bakelite (3) and the equal diameters of switching binding post (4), the epimere small aperture of lower bakelite (3) is equal with length with the cylindrical diameter of switching binding post (4) projection with opening length.
4. wired circuit sealing device that detonates of simulation deepwater environment explosive test container according to claim 1, is characterized in that the small end of described open circles frustum is closed, and the large end internal diameter of open circles frustum is 1.2 ~ 2 times of interface pressure ring (7) external diameter.
5. wired circuit sealing device that detonates of simulation deepwater environment explosive test container according to claim 1, is characterized in that one end of described conduit (8) is provided with external screw thread, and the internal diameter of conduit (8) is 1.05 ~ 1.1 times of detonator pipeline diameter.
6. wired circuit sealing device that detonates of simulation deepwater environment explosive test container according to claim 1, is characterized in that the material of described switching binding post (4) is conductor, and the middle position of switching binding post (4) is protruding cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410104642.6A CN103822552B (en) | 2014-03-20 | 2014-03-20 | Wired detonation line sealing device of container for simulating deepwater environment explosion test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410104642.6A CN103822552B (en) | 2014-03-20 | 2014-03-20 | Wired detonation line sealing device of container for simulating deepwater environment explosion test |
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| Publication Number | Publication Date |
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| CN103822552A CN103822552A (en) | 2014-05-28 |
| CN103822552B true CN103822552B (en) | 2015-06-24 |
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| CN201410104642.6A Active CN103822552B (en) | 2014-03-20 | 2014-03-20 | Wired detonation line sealing device of container for simulating deepwater environment explosion test |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105571885B (en) * | 2015-12-22 | 2017-11-10 | 中国船舶重工集团公司第七○二研究所 | Simulate deepwater environment explosion testing device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3878786A (en) * | 1973-12-27 | 1975-04-22 | Explo Ridgeway International L | Safety detonator device for detonating fusecord |
| CN102072689A (en) * | 2010-11-22 | 2011-05-25 | 武汉科技大学 | Experimental device for simulating 200-meter deep water blasting under moving water state |
| CN102226673A (en) * | 2011-04-29 | 2011-10-26 | 昆明理工大学 | Miniature exploder for testing deep sea pressure resistance of explosive |
| CN203744855U (en) * | 2014-03-20 | 2014-07-30 | 武汉科技大学 | Priming circuit seal device for simulating underwater explosion and sealing container |
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Application publication date: 20140528 Assignee: Hubei Haosheng Explosives engineering Co.,Ltd. Assignor: WUHAN University OF SCIENCE AND TECHNOLOGY Contract record no.: X2023980036415 Denomination of invention: A Wired Detonation Line Sealing Device for Simulating Deep Water Environment Explosion Test Containers Granted publication date: 20150624 License type: Common License Record date: 20230609 |