CN217738061U - Air space charging means that underwater blasting engineering used - Google Patents
Air space charging means that underwater blasting engineering used Download PDFInfo
- Publication number
- CN217738061U CN217738061U CN202221523297.6U CN202221523297U CN217738061U CN 217738061 U CN217738061 U CN 217738061U CN 202221523297 U CN202221523297 U CN 202221523297U CN 217738061 U CN217738061 U CN 217738061U
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- Prior art keywords
- section
- barrel
- sealing layer
- explosive
- bamboo joint
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- Expired - Fee Related
Links
- 238000005422 blasting Methods 0.000 title claims abstract description 28
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 69
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 69
- 241001330002 Bambuseae Species 0.000 claims abstract description 69
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 69
- 239000011425 bamboo Substances 0.000 claims abstract description 69
- 238000007789 sealing Methods 0.000 claims abstract description 31
- 239000002360 explosive Substances 0.000 claims abstract description 30
- 230000035939 shock Effects 0.000 claims abstract description 6
- 239000010410 layer Substances 0.000 claims description 27
- 239000012141 concentrate Substances 0.000 claims description 4
- 239000004677 Nylon Substances 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 239000002344 surface layer Substances 0.000 claims description 2
- 238000004880 explosion Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 7
- 230000003139 buffering effect Effects 0.000 abstract description 3
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 239000011435 rock Substances 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 238000005474 detonation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Images
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- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Abstract
The utility model discloses an air space charging means that blasting engineering used under water, through the fixed space that adopts long bag formation bamboo joint section of thick bamboo, the structure that utilizes a bamboo joint section of thick bamboo can form a plurality of explosive bodies that separate the sky, and utilize the sealing layer can form a sealed space with inside detonating cord and explosive, in detonating downthehole transportation to deep water, the sealing layer can play the effect of sealed protection on the one hand, the shock attenuation gasbag on the other hand sealing layer can reduce the effect that plays the external effort of buffering, avoid the bamboo joint section of thick bamboo in inside long bag and the long bag to receive external effort, influence it and detonate the effect, and combine the effect of locating lever, utilize the locating lever on the one hand can guarantee that whole long bag straightness accuracy makes it introduce smoothly to the hole in, on the other hand can also utilize its bottom to realize the location.
Description
Technical Field
The utility model relates to an engineering blasting field, more specifically relates to an air space charging means that underwater blasting engineering used.
Background
Drilling blasting is a common technology for stone excavation and is widely applied to the fields of water conservancy and hydropower, mines, traffic and the like. Traditional continuous column powder charge has that the unit consumption is big, the detonation initial pressure is too high, the excessive kibbling shortcoming of rock for the energy effective utilization of explosive is low, and easily produces bold and root end, brings blasting vibration harm etc. a great deal of problem. The air interval charging technology can reduce the initial peak pressure of the explosive to rocks around the blast hole, so that the explosive pressure in the hole is more uniformly distributed along the axial direction of the blast hole, thereby reducing or avoiding the excessive crushing of the surrounding rocks near the blast hole, enlarging the range of a fracture area, improving the effective utilization rate of explosive blasting energy, reducing the blasting cost and controlling the blasting damage.
The air spacer means is a spacer arranged between the air column and the explosive and between the air column and the stemming to bear the weight of the explosive and the stemming.
The existing air interval charging method is that explosive and light-weight interval device are directly and sequentially charged into blast holes, so that charging is formed into two or more discontinuous sections in the holes, and the interval device is usually bamboo rod, air bag, self-inflating air spacer and the like.
The method is very effective for interval charging of anhydrous blastholes, but the interval device is difficult to lower and position due to buoyancy of water in the hydrous blastholes, so that the use is difficult, and in the blasting engineering with deeper blastholes, the blasting effect is affected because the blasting is affected by dampness before ignition due to the disturbance of the explosive separation device and the friction between the blastholes in the feeding process.
SUMMERY OF THE UTILITY MODEL
The utility model provides an air space charging means that blasting engineering used under water to prior art problem is gone up in the solution.
According to the utility model discloses an aspect provides an air space charge device that underwater blasting engineering used, including long bag, a bamboo joint section of thick bamboo and sealing layer, the through-hole has been seted up at the middle part of a bamboo joint section of thick bamboo, a bamboo joint section of thick bamboo is installed in the long bag, just bamboo joint section of thick bamboo interval packing has the explosive, the explosive fuse is worn to establish in the through-hole, the sealing layer parcel is in the surface of long bag, just evenly laid a plurality of shock attenuation gasbags on the sealing layer, and the surface of sealing layer is provided with three locating levers, locating lever downwardly extending bends to concentrate and pass through the bandage in order to fix, the long bag top is sealed with locking by the ribbon.
On the basis of the scheme, the positioning device is preferred to further comprise a positioning head, the positioning head is conical, a jack is arranged in the middle of the positioning head, the end part of the positioning rod extends downwards to penetrate through the jack, and the positioning head is made of stainless steel.
On the basis of the scheme, the sealing layer is preferably made of a nylon material.
On the basis of the scheme, preferably, the explosive filled in the bamboo joint cylinder close to one side of the positioning head is twice as heavy as the explosive in the middle of the bamboo joint cylinder.
On the basis of the scheme, the bamboo joint cylinder which is close to the surface layer and is within 1.5m is preferably hollow.
Preferably on the basis of the scheme, the bamboo joint barrel comprises a first section of barrel and a second section of barrel, the first section of barrel is connected with the second section of barrel, the first section of barrel is provided with openings on two sides of the second section of barrel, the explosive is arranged in the first section of barrel, and a reticular sealing cover is arranged in the second section of barrel.
The utility model discloses an air space charging means that underwater blasting engineering used, through adopting the fixed space that long bag formed a bamboo joint section of thick bamboo, the structure that utilizes a bamboo joint section of thick bamboo can form a plurality of empty explosive bodies that separate, and utilize the sealing layer can form a sealed space with inside detonating cord and explosive, in detonating downthehole transportation to deep water, the sealing layer can play sealed protection's effect on the one hand, the shock attenuation gasbag on the other hand sealing layer can reduce the effect that plays the external effort of buffering, avoid the bamboo joint section of thick bamboo in inside long bag and the long bag to receive external effort, influence it and explode the effect, and combine the effect of locating lever, utilize the locating lever on the one hand can guarantee that whole long bag straightness accuracy makes it introduce smoothly to the hole in, on the other hand can also utilize its bottom to realize the location.
Drawings
Fig. 1 is a structural block diagram of an air-spaced charging device for underwater blasting engineering of the present invention;
fig. 2 is the utility model discloses an air space charging means's that underwater blasting engineering used cross-sectional view.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Please refer to fig. 1, and it is shown in fig. 2 that the utility model discloses an air space charging means for underwater blasting engineering, including long bag 10, a bamboo joint section of thick bamboo 20 and sealing layer 30, the through-hole has been seted up at the middle part of a bamboo joint section of thick bamboo 20, a bamboo joint section of thick bamboo 20 is installed in long bag 10, and a bamboo joint section of thick bamboo 20 interval packing has explosive 51, detonating cord 24 wears to establish in the through-hole, sealing layer 30 wraps up on the surface of long bag 10, and evenly laid a plurality of shock attenuation gasbags 31 on sealing layer 30, and be provided with three locating levers 33 at the surface of sealing layer 30, locating lever 33 extends downwards to bend and concentrates and pass through the bandage in order to fix, long bag 10 top is sealed with locking by the ribbon.
During the use, utilize the locating lever 33 downwardly extending to concentrate structural design, can lead to the big gun hole with long bag 10 structure fast in, avoid fixing a position inaccurate, lead to the tension between sealing layer 30 and the big gun hole, cause long bag 10 damage or the interior explosive 51 of bamboo joint section of thick bamboo 20 to rock, influence its blasting effect.
The utility model discloses an air space charging means that underwater blasting engineering used, through adopting long bag 10 to form the fixed space of a bamboo joint section of thick bamboo 20, the structure that utilizes bamboo joint section of thick bamboo 20 can form a plurality of empty explosive bodies that separate, and utilize sealing layer 30 can form a sealed space with inside detonating cord 24 and explosive 51, in the downthehole transportation of detonating to deep water, sealing layer 30 can play sealed protection's effect on the one hand, the shock attenuation gasbag 31 on the other hand sealing layer 30 can reduce the effect of playing the external effort of buffering, bamboo joint section of thick bamboo 20 in avoiding inside long bag 10 and the long bag 10 receives external effort, influence it and detonate the effect, and combine the effect of locating lever 33, utilize locating lever 33 to guarantee on the one hand that whole long bag 10 straightness accuracy makes it introduce smoothly to the hole in, on the other hand can also utilize its bottom to realize the location.
Further, the utility model discloses still include a location head 40, location head 40 is coniform, and location head 40 middle part is provided with the jack, and the tip downwardly extending of locating lever 33 wears to establish in the jack, and location head 40 is stainless steel, can realize fast the location with earth through the effect of location head 40.
In order to reduce the friction between sealing layer 30 and the ground, the utility model discloses can also install a lantern ring 42 at location head 40, evenly laid the gag lever post 43 that is the L type on the lantern ring 42, gag lever post 43 encloses the sealing layer 30 external diameter that the circular space internal diameter of establishing is greater than the long bag 10 outside, at the leading-in process, can make through the effect of gag lever post 43 and keep the determining deviation between long bag 10 and the big gun hole, avoid effort between the two, lead to the sealing layer 30 to break, lead to intaking in the long bag 10, cause explosive 51 to wet before not exploding and influence its blasting effect.
Of course, when the overall length of the long bag 10 is large, the collar 42 may be disposed outside the sealing layer 30, and the straightness of the long bag 10 may be corrected by the stop rod 43 on the collar 42. Preferably, the sealing layer 30 of the present invention is made of nylon.
In order to guarantee the blasting effect, the utility model discloses the explosive 51 weight of intussuseption is one time of the 20 explosive 51 of middle bamboo joint section of thick bamboo for the middle in the bamboo joint section of thick bamboo 20 that is close to location head 40 one side to in order to prevent that the porthole oral area from collapsing, the utility model discloses still be hollow form in the bamboo joint section of thick bamboo 20 in 1.5m close to the top layer, in order to guarantee that its air is abundant.
The utility model discloses a bamboo joint section of thick bamboo 20 includes a first section of thick bamboo and a second section of thick bamboo, and a first section of thick bamboo links to each other with a second section of thick bamboo, and the both sides of a first section of thick bamboo and a second section of thick bamboo all are the opening form, and explosive 51 installs in a first section of thick bamboo, and the built-in netted sealed lid that is equipped with of a second section of thick bamboo.
Finally, the method of the present application is only a preferred embodiment and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides an air space charging means that underwater blasting engineering used, its characterized in that, includes long bag, a bamboo joint section of thick bamboo and sealing layer, the through-hole has been seted up at the middle part of a bamboo joint section of thick bamboo, a bamboo joint section of thick bamboo is installed in the long bag, just bamboo joint section of thick bamboo interval packing has the explosive, and the detonating cord is worn to establish in the through-hole, the sealing layer parcel is in the surface of long bag, just evenly laid a plurality of shock attenuation gasbags on the sealing layer, and the surface of sealing layer is provided with three locating levers, locating lever downwardly extending bends to concentrate and pass through the bandage in order fixed, the long bag top is sealed with the locking by the ribbon.
2. The air-spaced charging device for underwater blasting engineering as recited in claim 1, further comprising a positioning head, wherein said positioning head is conical, a jack is disposed in the middle of said positioning head, an end of said positioning rod extends downward to penetrate through said jack, and said positioning head is made of stainless steel.
3. An air-spaced charging means for underwater explosion engineering as claimed in claim 2, wherein the sealing layer is made of nylon.
4. The air-spaced explosive charging device for underwater blasting engineering according to claim 2, wherein the weight of the explosive filled in the bamboo joint cylinder close to one side of the positioning head is twice that of the explosive in the middle bamboo joint cylinder.
5. The air-space charging device for underwater blasting engineering of claim 4, wherein the bamboo joint cylinder within 1.5m close to the surface layer is hollow.
6. The air space charge device for underwater blasting engineering as recited in claim 1, wherein said bamboo joint barrel comprises a first section of barrel and a second section of barrel, said first section of barrel is connected with said second section of barrel, and both sides of said first section of barrel and said second section of barrel are open, said explosive is installed in said first section of barrel, and a mesh-shaped sealing cover is installed in said second section of barrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221523297.6U CN217738061U (en) | 2022-06-17 | 2022-06-17 | Air space charging means that underwater blasting engineering used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221523297.6U CN217738061U (en) | 2022-06-17 | 2022-06-17 | Air space charging means that underwater blasting engineering used |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217738061U true CN217738061U (en) | 2022-11-04 |
Family
ID=83841635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221523297.6U Expired - Fee Related CN217738061U (en) | 2022-06-17 | 2022-06-17 | Air space charging means that underwater blasting engineering used |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217738061U (en) |
-
2022
- 2022-06-17 CN CN202221523297.6U patent/CN217738061U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20221104 |