CN205808270U - A kind of waste and old explosive blast apparatus for destroying - Google Patents
A kind of waste and old explosive blast apparatus for destroying Download PDFInfo
- Publication number
- CN205808270U CN205808270U CN201620596183.2U CN201620596183U CN205808270U CN 205808270 U CN205808270 U CN 205808270U CN 201620596183 U CN201620596183 U CN 201620596183U CN 205808270 U CN205808270 U CN 205808270U
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- wall
- destroying
- waste
- blast apparatus
- old
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Abstract
The utility model discloses a kind of waste and old explosive blast apparatus for destroying, including the agent structure (1) being arranged on foundation structure (5) and outer protecting wall (3), described agent structure (1) includes the crown wall (11) of spherical cap structure and the side wall (12) of cylindrical surface structure, being provided with some turnover entrances (4) on side wall (12), outer protecting wall (3) is arranged on the outside of agent structure (1) just to the position passing in and out entrance (4)；It is provided with some steam vents (2) on described crown wall (11).This utility model can effectively absorb and cut down the shock wave that explosive produces, and controls the damage effect of fragmentation, prevents bomb fragments from flying out, and extended the service life of facility by more changeable liner.
Description
Technical field
This utility model belongs to explosive field, particularly relates to a kind of waste and old explosive blast apparatus for destroying.
Background technology
Destroy in work in the blast of waste and old explosive, owing to explosive explodes on ground in Destruction Establishment, can be to whole knot
Structure facility damages load.The part acting on direction of air can be with the form of explosion wave and explosion product to surrounding
Target is destroyed, and the part acting on direction, ground can carry out energy transmission and destruction with the form of seismic wave.These are two years old
Plant failing load and the structure of whole facility is had main destruction, so how weaken shock wave seismic wave and go, shed
Explosion product is to ensure that installation security is the emphasis place of structural facilities.The effect of explosion product simultaneously can make charge shell and week
The sandstone enclosed flies to surrounding with the highest initial velocity, destroys the inwall of facility, therefore the design to the equipment of destruction proposes
Higher requirement.The damage radius of slungshot is very big simultaneously, and when opening up the opening of unloading shock wave, slungshot to be avoided flies out and sets
Execute, surrounding is destroyed, be also the key of facility enforcement.
Utility model content
For solving the problems referred to above, the utility model proposes a kind of waste and old explosive blast apparatus for destroying, in security protection
While can effectively absorb and cut down explosive produce shock wave, control fragmentation damage effect, prevent bomb fragments from flying out,
Extend the service life of facility.
The technical solution of the utility model is as follows:
A kind of waste and old explosive blast apparatus for destroying, including the agent structure being arranged on foundation structure and outer protecting wall,
Described agent structure includes the crown wall of spherical cap structure and the side wall of cylindrical surface structure, and side wall is provided with some turnover entrances,
Outer protecting wall is arranged on the outside of agent structure just to the position passing in and out entrance；Some aerofluxuss it are provided with on described crown wall
Hole.
In above-mentioned waste and old explosive blast apparatus for destroying, the foundation structure within described agent structure is provided with sandy soil and prevents
Sheath.
In above-mentioned waste and old explosive blast apparatus for destroying, the pie structure that centered by sandy soil overcoat, thicker periphery is relatively thin.
In above-mentioned waste and old explosive blast apparatus for destroying, the inwall of crown wall and side wall is provided with inner lining structure.
In above-mentioned waste and old explosive blast apparatus for destroying, inner lining structure is detachable steel plate.
In above-mentioned waste and old explosive blast apparatus for destroying, the axis direction of steam vent and steam vent and the crown wall center of curvature
The inclined angle in line direction.
In above-mentioned waste and old explosive blast apparatus for destroying, crown wall and side wall are reinforced concrete structure.
The beneficial effects of the utility model are:
(1) Design of Main Structure is two parts, and crown wall is the reinforced concrete canopy of curved surface, it is ensured that uniformly bear
Load, sidewall structure is designed as the face of cylinder, support superstructure that can be stable, and carries the effect that whole facility is subject to.
(2) direction of steam vent and the direction of explosion product are at a certain angle, so when explosion product promotes gas fortune
When moving steam vent, gas can turn to due to its fluid behaviour, gets rid of through steam vent, and slungshot can touch and rebound on hole wall
Return in facility, prevent fragmentation from flying out and damage.
(3) load onto inner liner portion on agent structure inwall, inwall can be protected not to be damaged, it is ensured that carry whole facility,
And liner can be replaced in time, it is ensured that the service life of facility.
(4) foundation structure upper strata arranges sandy soil overcoat, has certain space, can absorb certain between sandy soil granule
Shock wave energy, increases the distance of explosion center and reinforced concrete structure simultaneously, it is possible to ensure the structure peace of concrete foundation
Entirely.
Accompanying drawing explanation
Fig. 1 is device schematic diagram of the present utility model；
Fig. 2 is agent structure schematic cross-section of the present utility model；
Fig. 3 is common vent structure schematic diagram；
Fig. 4 is vent structure schematic diagram of the present utility model；
Fig. 5 is that this utility model inner lining structure arranges schematic diagram.
In accompanying drawing, 1-agent structure；2-steam vent；The outer protecting wall of 3-；4-passes in and out entrance；5-foundation structure；6-sandy soil are prevented
Sheath；7-inner lining structure；11-crown wall；12-side wall.
Detailed description of the invention
When powder charge explosion time in atmosphere, due to the immense pressure of explosion product, the rapid outward expansion of explosion product.Expand
The explosion product equally compresses the air of surrounding as the same piston accelerating to advance.Due to explosion product initially with pole
The high air dielectric around speed compression so that it is pressure, density and thermal shock raise, defines the initial punching that pressure is the highest
Hit ripple (about 108The order of magnitude of handkerchief).Along with the continuous expansion of explosion product, just have along explosion product inwardly propagate sparse
Ripple.When rarefaction wave front travels to the quick-fried heart, the pressure at the quick-fried heart just begins to decline.
For different distance, the effect that target is born is the most different.In the distance nearest apart from the quick-fried heart, target is born
The effect of mainly explosion product: powder charge with target distance less than (10～20) r0 time, wherein r0 is powder charge half
Footpath, target is by explosion product and the common effect of shock wave；And when farther, target is only destroyed by air-shock wave
Effect.
It is known that powder charge explosion time aloft, shock wave and explosion product the most outwards can expand with the form of sphere
Propagating, so the building of ball-type can carry the effect of explosion wave uniformly, but if whole facilities design becomes hemisphere
Shape, analyzing moment of flexure that whole facility is subject to from the mechanics of materials can be very big, and stability is difficult to ensure that.So by facility floor
Part is designed as two piecemeals, and top is the reinforced concrete canopy of curved surface, it is ensured that uniformly bear load.Substructure sets
It is calculated as cylinder, support superstructure that can be stable, and carry the effect that whole facility is subject to.
Shown in seeing figures.1.and.2, waste and old explosive of the present utility model blast apparatus for destroying includes being arranged on foundation structure
Agent structure 1 on 5 and outer protecting wall 3, agent structure 1 includes the crown wall 11 of curved-surface structure and the side wall 12 of cylindrical surface structure,
Wherein crown wall 11 uses spherical cap structure to be most preferably, and side wall 12 is provided with some turnover entrances 4, and outer protecting wall 3 is arranged on master
The outside of body structure 1 is just to the position passing in and out entrance 4.For ensureing that explosion wave does not results in destruction to facility, if
The internal diameter of alms giver's body substructure have to be larger than 5m, and wall material is thickness 80cmC80 intensity rank armored concrete proportioning
HRB400 or RRB400 (KL400) reinforcing bar of 3%, the thickness of upper reinforcement coagulation earth mulch is 50cm, and material is same as described above, and
Crown wall 11 is provided with some steam vents 2, for carrying out the unloading of explosion product.
Portion body structure 1 on facility floor is designed as two piecemeals, and crown wall 11 is the reinforced concrete canopy of curved surface,
Can ensure that and uniformly bear load.Side wall 12 structure is designed as cylinder, support superstructure that can be stable, and carries whole
The effect that individual facility is subject to.Turnover entrance 4 is arranged on the side wall 12 of agent structure 1, and outer protecting wall 3 is arranged on agent structure 1
Outside, outer protecting wall 3 with turnover entrance 4 be correspondingly arranged, sandy soil overcoat 6 is arranged on foundation structure 5 upper strata.
Explosion product can move to surrounding to promote at a high speed gas around, if airtight facility, directly bears institute
Some load action destructions can be very strong, so it is necessary to have steam vent weakens the effect of explosion product.Traditional aerofluxus
Hole is consistent with the direction that flies out of explosion product, and steam vent can allow explosion product along hole to discharge, but the fragmentation that blast produces
With slungshot all can fly out from steam vent, run counter to the principle of safe design.
As shown in Figure 3 and Figure 4, being provided with steam vent 2 in this utility model on crown wall 11, steam vent 2 deflection is arranged, aerofluxus
The direction in hole 2 is at a certain angle with the direction of explosion product, say, that the axis direction of steam vent 2 and steam vent 2 and top
The inclined angle in line direction of wall 11 center of curvature.When explosion product promotes gas motion to steam vent 2, gas is due to it
Fluid behaviour can turn to, and gets rid of through steam vent 2, and slungshot can touch and rebound back in facility on hole wall, prevents fragmentation from flying out
Damage.In Fig. 3, conventional exhaust pore structure then easily causes explosive fragment and flies out device, causes potential safety hazard.Aerofluxus
The size in hole be radius be 40cm～60cm, specific size with apart from the distance dependent of the quick-fried heart, with ensure fragmentation from the quick-fried heart to appoint
Where all can be blocked by top cover to injection.
In order to normally enter and exit the internal evolutionary operation of facility, according to the equipment facility carried and destroyed article size,
The arched door that doorframe is high 2.5m width 2m of design, simultaneously in order to unload the explosion wave being transmitted to substructure, opens 4
Doorframe.Simultaneously design outer protecting wall, prevent the fragmentation flown out from doorframe from externally causing damage.The outer protecting wall height 4m of design,
Wide 5m thickness is the armored concrete of 50cm, and material is identical with agent structure.Outside the inwall distance agent structure of outer protecting wall
Wall 1.5m.
As depicted in figs. 1 and 2, foundation structure 5 uses large volume design to ensure the stability of carrying, can ensure ground simultaneously
Seismic wave is that ratio is more uniform to the load action of concrete foundation.Owing to blast impulse is very strong to the directly effect of underground structure,
The shock wave energy that explosion center initially produces reaches 108Handkerchief rank, therefore common material can not directly bear the straight of blast impulse
Connect effect.This utility model is provided with sandy soil overcoat 6 on the foundation structure 5 within agent structure 1, and sandy soil overcoat 6 is
The pie structure that the thicker periphery in center is relatively thin.There is certain space between sandy soil granule, certain shock wave energy can be absorbed,
Increase the distance of explosion center and reinforced concrete structure, it is possible to ensure the structural safety of concrete foundation simultaneously.Sandy soil protect
The thickness of layer ensure that foundation structure will not directly be destroyed, and design thickness is not less than 66cm away from the distance that the quick-fried heart is minimum.Steel
The thickness of tendon concrete structure is to ensure that the stability of whole facility, and design minimum thickness is not less than 54cm.
In blast process, explosion fragment is under charging explosion produces detonation product effect, and case swells, fracture crush
Form.The size of fragmentation is uneven, and shape is regular, and speed per hour degree is decayed quickly in atmosphere.Slungshot, fragmentation produce in detonation
Disperse to surrounding in atmosphere under the effect of thing, clash into the inwall of Destruction Establishment, the most so can cause facility internal-wall concrete
Fragmentation, come off, destroy the Stability Analysis of Structures of facility carrying.In order to control the damage effect of fragmentation, as it is shown in figure 5, this utility model
Load onto inner liner portion on facility inwall, inwall can be protected not to be damaged, it is ensured that carry whole facility, and liner can be timely
It is replaced, it is ensured that the service life of facility.
In addition choose and have resilient inner lining material except being possible to prevent the destruction of fragmentation, slungshot, also there is reduction impact
The effect of ripple.This is because for general explosive charge, when target range powder charge has certain distance, play detonation and mainly should
Consider the effect of air-shock wave.The parameter describing air-shock wave has three: peak overpressure, positive pressure time and momentum.
Peak value of shock wave overpressure represents the amount of shock wave momentary action, and momentum represents continuing of in the range of positive pressure time superpressure
Actuating quantity.
Steel material has good plasticity, shock motion to liner above formula, and energy can some be delivered on Steel material
Make Steel material generation elastic deformation or plastic deformation after being absorbed, shock wave also can weakened some, also protect simultaneously
The inwall of facility.The inner lining structure of design is the steel plate that 12mm is thick.On the one hand inwall can be protected not to be damaged, it is ensured that to carry whole
Individual facility.On the other hand liner can be replaced in time, can extend the service life of facility.
Claims (8)
1. a waste and old explosive blast apparatus for destroying, it is characterised in that: include the agent structure being arranged on foundation structure (5)
(1) and outer protecting wall (3), described agent structure (1) includes crown wall (11) and the side wall of cylindrical surface structure of spherical cap structure
(12), side wall (12) being provided with some turnover entrances (4), outer protecting wall (3) is arranged on the outside of agent structure (1) just to entering
The position of gateway (4)；It is provided with some steam vents (2) on described crown wall (11).
Waste and old explosive the most according to claim 1 blast apparatus for destroying, it is characterised in that: in described agent structure (1)
It is provided with sandy soil overcoat (6) on the foundation structure (5) in portion.
Waste and old explosive the most according to claim 2 blast apparatus for destroying, it is characterised in that: described sandy soil overcoat
(6) the pie structure that centered by, thicker periphery is relatively thin.
Waste and old explosive the most according to claim 1 blast apparatus for destroying, it is characterised in that: crown wall (11) and side wall (12)
Inwall be provided with dismountable inner lining structure (7).
Waste and old explosive the most according to claim 4 blast apparatus for destroying, it is characterised in that: described inner lining structure (7) is
Steel plate.
Waste and old explosive the most according to claim 1 blast apparatus for destroying, it is characterised in that: described steam vent (2)
Axis direction and steam vent and the inclined angle in line direction of the crown wall center of curvature.
Waste and old explosive the most according to claim 1 blast apparatus for destroying, it is characterised in that: described crown wall (11) and side
Wall (12) is reinforced concrete wall.
Waste and old explosive the most according to claim 1 blast apparatus for destroying, it is characterised in that: described outer protecting wall is steel
Reinforced concrete wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620596183.2U CN205808270U (en) | 2016-06-16 | 2016-06-16 | A kind of waste and old explosive blast apparatus for destroying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620596183.2U CN205808270U (en) | 2016-06-16 | 2016-06-16 | A kind of waste and old explosive blast apparatus for destroying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205808270U true CN205808270U (en) | 2016-12-14 |
Family
ID=58143071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620596183.2U Expired - Fee Related CN205808270U (en) | 2016-06-16 | 2016-06-16 | A kind of waste and old explosive blast apparatus for destroying |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205808270U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106403741A (en) * | 2016-06-16 | 2017-02-15 | 中国人民解放军理工大学 | Waste explosive exploding and destroying device |
| CN107421823A (en) * | 2017-06-01 | 2017-12-01 | 北京理工大学 | A kind of indoor environment explosion-proof performance test device of composite and flexible explosion-protection equipment |
| CN107514944A (en) * | 2017-08-23 | 2017-12-26 | 娄文忠 | It is a kind of that there is the dangerous material storage device and its control method for destroying function |
| CN111380429A (en) * | 2019-12-12 | 2020-07-07 | 梁荣 | Horizontal explosion-proof tank |
-
2016
- 2016-06-16 CN CN201620596183.2U patent/CN205808270U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106403741A (en) * | 2016-06-16 | 2017-02-15 | 中国人民解放军理工大学 | Waste explosive exploding and destroying device |
| CN107421823A (en) * | 2017-06-01 | 2017-12-01 | 北京理工大学 | A kind of indoor environment explosion-proof performance test device of composite and flexible explosion-protection equipment |
| CN107514944A (en) * | 2017-08-23 | 2017-12-26 | 娄文忠 | It is a kind of that there is the dangerous material storage device and its control method for destroying function |
| CN107514944B (en) * | 2017-08-23 | 2019-08-02 | 娄文忠 | A kind of dangerous material storage device and its control method with destruction function |
| CN111380429A (en) * | 2019-12-12 | 2020-07-07 | 梁荣 | Horizontal explosion-proof tank |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161214 Termination date: 20210616 |