CN210268395U - Underwater blasting shock wave protection device - Google Patents
Underwater blasting shock wave protection device Download PDFInfo
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- CN210268395U CN210268395U CN201920879500.5U CN201920879500U CN210268395U CN 210268395 U CN210268395 U CN 210268395U CN 201920879500 U CN201920879500 U CN 201920879500U CN 210268395 U CN210268395 U CN 210268395U
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Abstract
The utility model relates to the technical field of underwater blasting protection, and discloses an underwater blasting shock wave protection device, which comprises a ship body floating on the water surface, wherein the ship body is connected with a protection mechanism; protection machanism includes the take-up reel, the rope, the sealed steel pipe in both ends, vortex formula air pump, the outlet duct, the intake pipe, the hose, aerify the gasbag, a plurality of air ducts and check valve, take-up reel fixed connection is on the hull, the one end winding of rope is on the take-up reel, the other end of rope is connected on the annular outer pipe wall near the top of steel pipe, the steel pipe sets up under the surface of water, vortex formula air pump fixed connection is in the one end of steel pipe, the outlet duct is connected on the output of vortex formula air pump, and the one end that vortex formula air pump was kept away from to the outlet duct runs through the steel pipe setting. The utility model discloses carry out convenient adjustment to protector position under water according to the depth of explosion demand, reduce the aquatic blast shock wave influence.
Description
Technical Field
The utility model relates to an underwater blasting protection technical field especially relates to an underwater blasting shock wave protector.
Background
At present, underwater blasting is widely applied to various fields of national economy, such as hydropower stations, ports and docks, bridge construction, water channel dredging, military protection and the like, and the research on the safety problem of the underwater blasting is particularly important. Among them, the underwater blasting shock wave is one of the main hazards of underwater blasting construction. In order to reduce the influence of blast shock waves in water, the current common method adopts a differential blasting technology to reduce the primary explosive quantity, but the primary explosive quantity cannot be reduced without limit. Therefore, protection of short-distance underwater blasting shock waves is increasingly emphasized.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the underwater blasting shock wave influences in order to reduce among the prior art, and the underwater blasting shock wave protector who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an underwater blasting shock wave protection device comprises a ship body floating on the water surface, wherein the ship body is connected with a protection mechanism;
the protection mechanism comprises a take-up reel, a rope, a steel pipe with two sealed ends, a vortex air pump, an air outlet pipe, an air inlet pipe, a hose, an inflatable airbag, a plurality of air guide pipes and a one-way valve, wherein the take-up reel is fixedly connected to the ship body, one end of the rope is wound on the take-up reel, the other end of the rope is connected to the annular outer pipe wall, close to the top, of the steel pipe, the steel pipe is arranged below the water surface, the vortex air pump is fixedly connected to one end of the steel pipe, the air outlet pipe is connected to the output end of the vortex air pump, one end, far away from the vortex air pump, of the air outlet pipe penetrates through the steel pipe, the one-way valve is installed in the air outlet pipe, the air inlet pipe is connected to the input end of the vortex air pump, one end of the hose is sleeved to one end, far away from the, and the inflatable air bags float on the water surface, and a plurality of air guide pipes are communicated with the annular pipe wall of the steel pipe close to the top along the horizontal straight line direction at uniform intervals.
Preferably, an annular sealing groove is formed in the outer pipe wall of the air inlet pipe, which is far away from one end of the vortex type air pump, a sealing ring is sleeved in the sealing groove, and the outer ring wall of the sealing ring is abutted to the inner pipe wall of the hose.
Preferably, the output end of the one-way valve is arranged far away from the vortex air pump.
Preferably, the one end fixedly connected with buckler of steel pipe, vortex formula air pump sets up in the buckler, just intake pipe and outlet duct all run through the buckler setting.
Preferably, the ring-shaped pipe wall of the steel pipe close to the bottom is symmetrically and fixedly connected with balancing weights.
Compared with the prior art, the utility model provides an underwater blasting shock wave protector possesses following beneficial effect:
this blast shock wave protector under water, through setting up the take-up reel, the rope, the steel pipe, vortex formula air pump, the outlet duct, the intake pipe, the hose, aerify the gasbag, air duct and check valve constitute a safeguard mechanism, at first the degree of depth under water with the steel pipe is placed as required, the length that the rope was emitted on the adjustment take-up reel, put the steel pipe at appointed degree of depth under water, vortex formula air pump is defeated into the steel pipe and is discharged with the air on the surface of water, form constantly ascending under water, dense bubble curtain, utilize the wave impedance sudden change between the medium, hinder the propagation of shock wave, reduce the aquatic blast shock wave influence.
The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses carry out convenient adjustment to protector position under water according to the depth of explosion demand, reduce the influence of aquatic blasting shock wave.
Drawings
Fig. 1 is a schematic view of an underwater blasting shock wave protection device provided by the present invention;
fig. 2 is an enlarged view of a portion a in fig. 1.
In the figure: 1 hull, 2 protection mechanisms, 201 take-up reel, 202 rope, 203 steel pipe, 204 vortex air pump, 205 air outlet pipe, 206 air inlet pipe, 207 hose, 208 inflatable air bag, 209 air guide pipe, 210 one-way valve, 3 sealing groove, 4 sealing ring, 5 waterproof cover, 6 balancing weight.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-2, an underwater blasting shock wave protection device comprises a hull 1 floating on the water, the hull 1 being connected with a protection mechanism 2;
the protection mechanism 2 comprises a take-up reel 201, a rope 202, a steel pipe 203 with two sealed ends, a vortex type air pump 204, an air outlet pipe 205, an air inlet pipe 206, a hose 207, an inflatable air bag 208, a plurality of air guide pipes 209 and a one-way valve 210, wherein the take-up reel 201 is fixedly connected to the ship body 1, one end of the rope 202 is wound on the take-up reel 201, the other end of the rope 202 is connected to the annular outer pipe wall close to the top of the steel pipe 203, the steel pipe 203 is arranged under the water surface, so that the steel pipe 203 is kept horizontal under the water surface, the vortex type air pump 204 is fixedly connected to one end of the steel pipe 203, the air outlet pipe 205 is connected to the output end of the vortex type air pump 204, one end of the air outlet pipe 205 far away from the vortex type air pump 204 penetrates through the steel pipe 203, the one-way valve 210 is arranged in the air outlet pipe 205, the, the inflatable air bag 208 is fixedly sleeved on the outer pipe wall of the hose 207 at a position far away from one end of the vortex air pump 204, the inflatable air bag 208 floats on the water surface, a plurality of air guide pipes 209 are uniformly and equidistantly communicated on the annular pipe wall of the steel pipe 203 close to the top part, firstly, the underwater depth of the steel pipe 203 is placed according to needs, the length of the rope 202 discharged from the take-up reel 201 is adjusted, the steel pipe 203 is placed at the underwater appointed depth, the hose 207 floats out of the water surface under the buoyancy action of the inflatable air bag 208, before underwater explosion, the vortex air pump 204 is started, the hose 207 conveys the air on the water surface to the vortex air pump 204 through the hose 207 and the air inlet pipe 206, the vortex air pump 204 applies thrust to the one-way valve 210 of the air guide pipe 209, the one-way valve 210 is opened, the air enters the steel pipe 203, the water and the air in the steel pipe 203 are discharged out of the steel, the bubble curtain which is continuously ascended and dense is formed underwater, propagation of shock waves is blocked by utilizing wave impedance mutation among media, the protection device can be conveniently adjusted in the underwater position according to the requirement of the blasting depth, and the influence of blasting shock waves in water is reduced.
An annular sealing groove 3 is formed in the outer pipe wall of the end, far away from the vortex type air pump 204, of the air inlet pipe 206, a sealing ring 4 is sleeved in the sealing groove 3, the outer ring wall of the sealing ring 4 abuts against the inner pipe wall of the hose 207, and the sealing performance of the joint of the air inlet pipe 206 and the hose 207 is improved through the sealing ring 4.
The output end of the check valve 210 is far away from the vortex air pump 204 to prevent water in the steel pipe 203 from entering the vortex air pump 204.
One end fixedly connected with buckler 5 of steel pipe 203, vortex formula air pump 204 sets up in buckler 5, and intake pipe 206 and outlet duct 205 all run through the setting of buckler 5, protect vortex formula air pump 204, prevent that water from causing the damage to vortex formula air pump 204.
The steel pipe 203 is close to symmetrical fixedly connected with balancing weight 6 on the annular pipe wall of bottom, increases the self weight of steel pipe 203, has improved the stability of steel pipe 203.
In the utility model, firstly, the underwater depth of the steel pipe 203 is placed according to the requirement, the length emitted by the rope 202 on the take-up reel 201 is adjusted, the steel pipe 203 is placed at the specified depth underwater, the hose 207 emerges out of the water surface under the buoyancy action of the inflatable airbag 208, before underwater explosion, the vortex type air pump 204 is started, the hose 207 conveys the air on the water surface to the vortex type air pump 204 through the hose 207 and the air inlet pipe 206, the vortex type air pump 204 applies thrust to the one-way valve 210 in the air duct 209, the one-way valve 210 is opened, the air enters the steel pipe 203, the water and the air in the steel pipe 203 are discharged out of the steel pipe 203 through the air duct 209, when the air is discharged out of the steel pipe 203 through the air duct 209, a continuously rising and dense bubble curtain is formed underwater, the wave impedance mutation among media is utilized, the propagation of shock wave is blocked, the protection device can be conveniently adjusted in, reduce the impact of blast shock wave in water.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. An underwater blasting shock wave protection device comprises a ship body (1) floating on the water surface, and is characterized in that the ship body (1) is connected with a protection mechanism (2);
the protection mechanism (2) comprises a take-up reel (201), a rope (202), a steel pipe (203) with two sealed ends, a vortex air pump (204), an air outlet pipe (205), an air inlet pipe (206), a hose (207), an inflatable air bag (208), a plurality of air guide pipes (209) and a one-way valve (210), wherein the take-up reel (201) is fixedly connected to the ship body (1), one end of the rope (202) is wound on the take-up reel (201), the other end of the rope (202) is connected to the annular outer pipe wall, close to the top, of the steel pipe (203), the steel pipe (203) is arranged under the water surface, the vortex air pump (204) is fixedly connected to one end of the steel pipe (203), the air outlet pipe (205) is connected to the output end of the vortex air pump (204), and one end, far away from the vortex air pump (204), of the air outlet pipe (205) penetrates through, check valve (210) are installed in outlet duct (205), intake pipe (206) are connected on the input of vortex formula air pump (204), the one end of hose (207) is cup jointed in intake pipe (206) and is kept away from one of vortex formula air pump (204) and serve, aerify fixed cup joint of gasbag (208) on hose (207) keep away from the outer pipe wall of vortex formula air pump (204) one end position, just aerify gasbag (208) and float on the surface of water, a plurality of air duct (209) are along the even equidistance intercommunication of horizontal straight line direction on steel pipe (203) are close to the ring wall at top.
2. The underwater blasting shock wave protection device according to claim 1, wherein an annular sealing groove (3) is formed in an outer pipe wall of the air inlet pipe (206) at a position far away from one end of the vortex air pump (204), a sealing ring (4) is sleeved in the sealing groove (3), and an outer ring wall of the sealing ring (4) abuts against an inner pipe wall of the hose (207).
3. An underwater blast shock wave protector as claimed in claim 1, characterized in that the output of said one-way valve (210) is located remotely from the vortex air pump (204).
4. The underwater blasting shockwave protection device of claim 1, wherein a waterproof cover (5) is fixedly connected to one end of the steel tube (203), the vortex air pump (204) is arranged in the waterproof cover (5), and the air inlet tube (206) and the air outlet tube (205) are both arranged to penetrate through the waterproof cover (5).
5. The underwater blasting shock wave protection device according to claim 1, wherein the ring-shaped pipe wall of the steel pipe (203) close to the bottom is symmetrically and fixedly connected with balancing weights (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920879500.5U CN210268395U (en) | 2019-06-12 | 2019-06-12 | Underwater blasting shock wave protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920879500.5U CN210268395U (en) | 2019-06-12 | 2019-06-12 | Underwater blasting shock wave protection device |
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| Publication Number | Publication Date |
|---|---|
| CN210268395U true CN210268395U (en) | 2020-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920879500.5U Active CN210268395U (en) | 2019-06-12 | 2019-06-12 | Underwater blasting shock wave protection device |
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| CN (1) | CN210268395U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112660340A (en) * | 2020-12-08 | 2021-04-16 | 温州大学瓯江学院 | Underwater culvert pipe rescue robot system |
| CN114234754A (en) * | 2021-12-30 | 2022-03-25 | 江苏龙源振华海洋工程有限公司 | Blasting protecting against shock device is used in construction of sea reef |
-
2019
- 2019-06-12 CN CN201920879500.5U patent/CN210268395U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112660340A (en) * | 2020-12-08 | 2021-04-16 | 温州大学瓯江学院 | Underwater culvert pipe rescue robot system |
| CN114234754A (en) * | 2021-12-30 | 2022-03-25 | 江苏龙源振华海洋工程有限公司 | Blasting protecting against shock device is used in construction of sea reef |
| CN114234754B (en) * | 2021-12-30 | 2023-11-10 | 江苏龙源振华海洋工程有限公司 | Explosion anti-impact device for sea surface reef construction |
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