CN217520355U - Double-trigger type underwater remote blasting system - Google Patents

Abstract

The utility model discloses a double-triggering type underwater remote blasting system, which comprises a detonating device, a radio antenna A and a transmitting transducer, wherein the radio antenna A and the transmitting transducer are in communication connection with the detonating device; the radio communication transmission device comprises a buoy floating on the water surface, wherein the buoy is provided with a radio antenna B used for communicating with the radio antenna A and a power supply used for supplying power to the radio antenna B, and the radio antenna B is exposed above the water surface; the detonation source carrier is used for placing a detonation source; the detonation device is arranged on the detonation source carrier and comprises a receiving transducer, a control module and an execution module, the receiving transducer is used for receiving underwater acoustic signals of the transmitting transducer, the receiving transducer and the radio station antenna B are in communication connection with the control module, and the control module detonates the detonation source through the execution module. By adopting the scheme, two triggering modes are integrated into a whole, the requirement of more detonating distances is met, the influence of the water area environment on blasting operation can be relieved, and the reliability of underwater remote blasting operation is greatly improved.

Description

Double-triggering type underwater remote blasting system

Technical Field

The utility model belongs to long-range blasting device field, concretely relates to two formula of triggering long-range blasting systems under water.

Background

The underwater blasting operation is widely used in hydraulic engineering, military engineering and underwater traffic engineering, the blasting process is mainly divided into wired and wireless, the wired blasting can greatly increase the construction difficulty and reduce the blasting reliability, and along with the maturity of a signal remote transmission technology, the safety of the operation process is ensured, and most blasting processes adopt a wireless remote blasting mode.

The wireless remote detonation generally comprises a wireless signal receiver floating on the water surface, the wireless signal receiver is connected with a detonation source below through a short communication cable, in the operation process, an instruction is sent to the wireless signal receiver through a remote detonation device, the wireless signal receiver is controlled by using an air communication mode, and then the wireless signal receiver detonates the detonation source, for example, in the utility model patent with the patent number of 202020311255.0 and the name of a receiver of a wireless remote control receiving device, which is filed earlier by the applicant, the applicant finds in the subsequent research and development process that the remote detonation mode of a single mode is affected by the water area environment, the climate and the like, and the defect that certain reliability is deficient still exists in the remote detonation mode of a single mode, so in view of the actual use environment, the scheme of adopting two or more triggering modes for remote detonation is provided.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a two formula of triggering long-range blasting systems under water to among the solution prior art, quick butt joint and the complicated, the higher and inconvenient scheduling problem of operation of isolating construction.

The technical scheme is as follows:

a double-triggering type underwater remote blasting system is characterized by comprising:

the detonating device is provided with a radio antenna A and a transmitting transducer which are in communication connection with the detonating device;

the radio communication transmission device comprises a buoy floating on the water surface, wherein the buoy is provided with a radio antenna B used for communicating with a radio antenna A and a power supply used for supplying power to the radio antenna B, and the radio antenna B is exposed above the water surface;

the explosion source carrier is used for placing an explosion source;

the detonation device is arranged on the detonation source carrier and comprises a receiving transducer, a control module and an execution module, wherein the receiving transducer is used for receiving underwater acoustic signals of the transmitting transducer, the control module and the execution module are in communication connection with the control module, and the control module detonates the detonation source through the execution module.

By adopting the scheme, the aerial radio communication is realized through the radio antenna A and the radio antenna B, the wireless remote blasting operation is realized through shorter cable transmission control, the underwater communication is realized through the matching of the transmitting transducer and the receiving transducer, the underwater acoustic signal remote blasting operation is realized, and the reliability of the blasting operation can be greatly improved and the environmental interference is reduced by two triggering and blasting modes.

Preferably, the method comprises the following steps: the buoy is a hollow aluminum alloy buoy, the mass center of the radio communication transmission device is close to the bottom and is located below the buoy core, and the radio antenna B is vertically arranged at the top of the aluminum alloy buoy and is connected with the control module through a watertight cable. The buoy of structure more than adopting, the quality can provide sufficient buoyancy simultaneously lighter, and the barycenter is close to the bottom, can have better stability.

Preferably, the method comprises the following steps: the bottom of the hollow aluminum alloy buoy is connected with a device cabin through an extension rod arranged along the axial direction of the hollow aluminum alloy buoy, the power supply is a rechargeable battery and is fixedly arranged in the device cabin, and the top of the extension rod is connected with the bottom of a radio antenna B. By adopting the scheme, the overall stability can be further improved.

Preferably, the method comprises the following steps: the aluminum alloy float bowl is cylindrical, and the mass center and the floating center of the radio communication transmission device are located on the same central shaft. By adopting the scheme, the overall impact resistance of the buoy is further improved, the buoy is prevented from overturning, and better stability is achieved.

Preferably, the method comprises the following steps: the radio communication transmission device is connected with the detonation source carrier through a mooring rope. The mooring rope can play a certain role in restraining the buoy, the buoy can only drift within a certain range, pulling of the watertight cable is avoided, and connection reliability of the watertight cable is guaranteed.

In order to improve the reliability and controllability of detonation, the execution module is an in-line module, and the control module controls the in-line module to be electrified, charged and detonated according to a signal sent by the receiving transducer or the radio antenna B.

Preferably, the method comprises the following steps: the detonating device is provided with a UPS power supply. By adopting the scheme, the portability and the remote use feasibility of the detonating device are improved.

Preferably, the method comprises the following steps: the detonation device comprises a mechanical fuse control module which controls the power on of the detonation device through hydraulic pressure control and/or travel time control. By adopting the scheme, the safety of the detonating device is improved, and misoperation is prevented.

Compared with the prior art, the beneficial effects of the utility model are that:

adopt the utility model provides a two formula of triggering long-range blasting systems under water, two kinds of triggering methods are integrated in an organic whole, satisfy more detonating distance demands, and can alleviate the influence that the waters environment brought the blasting operation, improve the reliability of long-range blasting operation under water greatly.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the present invention;

FIG. 3 is a schematic and flow diagram of the present invention;

FIG. 4 is a schematic view of the structure of the buoy;

fig. 5 is a schematic view of the internal structure of the device compartment.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 to 5, the dual-triggering type underwater remote blasting system mainly comprises a blasting device 1, a radio communication transmission device 2, a blasting device 3 and a blasting source carrier 4, wherein as shown in the figure, the blasting source carrier 4 is mainly used for placing a blasting source and enabling the blasting source to sink into a water bottom blasting area, and the blasting device 3 is usually fixedly arranged on the blasting source carrier 4 and used for directly blasting the blasting source.

As shown in the figure, the initiation device 1 in this embodiment mainly includes an industrial personal computer 12, and has a command button for operating the industrial personal computer 12, and further includes a radio antenna a10 and a transmitting transducer 11 connected to the industrial personal computer 12, wherein in order to implement signal conversion between the industrial personal computer 12 and the transmitting transducer 11, a debugging module a13 is provided in the initiation device 1, and is mainly used for debugging and converting between an electrical signal and an acoustic signal, and in general, a UPS power supply 14 is further provided in the initiation device 1, and is mainly used for supplying power to each internal module to enable the internal module to normally operate.

The radio communication transmission device 2 mainly comprises a buoy 20 for providing integral buoyancy, a radio antenna B21 for performing aerial radio communication with a radio antenna A10 is arranged on the buoy 20, a power supply 22 is arranged on the radio antenna B21, and a radio antenna B21 is exposed above the water surface.

The detonator 3 mainly comprises a receiving transducer 30 for receiving the underwater acoustic signal of the transmitting transducer 11, a control module 31 and an execution module 32, as shown in the figure, the receiving transducer 30 and a radio antenna B21 are both in communication connection with the control module 31, a debugging module B33 with functions similar to those of the debugging module A13 is arranged in the detonator 3, the debugging module B33 is used for converting the signal of the receiving transducer 30 into an electric signal and transmitting the electric signal to the control module 31, and the control module 31 detonates the detonation source through the execution module 32.

Referring to fig. 1, 4 and 5, the center of mass of the radio communication transmission device 2 is close to the whole bottom and is located below the whole floating center, the buoy 20 in this embodiment is a hollow aluminum alloy buoy, and the radio antenna B21 is vertically arranged on the top of the aluminum alloy buoy and is in communication connection with the control module 31 in the detonator 3 through the watertight cable 25. In the specific implementation, in order to further ensure the overall stability of the radio communication transmission device 2, the device cabin 24 is arranged below the aluminum alloy buoy, the two components are connected up and down through the extension rod 23, the extension rod 23 is arranged along the axial direction of the aluminum alloy buoy, the power supply 22 adopts a rechargeable battery and is arranged in the device cabin 24, the top of the extension rod 23 is connected with the radio antenna B21 to guide signals into the components in the device cabin 24 and transmit the signals to the control module 31 through the watertight cable 25, so that the bottom of the overall center of mass can be ensured, and meanwhile, the device cabin 24 is prevented from being exposed to the water surface.

In this embodiment, the aluminum alloy float bowl and the device chamber 24 are both substantially cylindrical, so that the overall center of mass and the center of buoyancy of the radio communication transmission device 2 are located on the same central axis, and the overall stability and the water impact resistance can be further improved.

Considering the case that the radio communication transmission device 2 is shifted due to water impact and pulls on the watertight cable 25, and even the connection part is failed, the radio communication transmission device 2 and the detonator carrier 4 are usually connected together by using the mooring rope 26 with a length shorter than that of the watertight cable 25, and on the other hand, the anchor ear 230 is provided on the extension rod 23, and the watertight cable 25 is connected by first extending upwards for a certain length and then being fixed by the anchor ear 230, and then being connected with the detonator 3, so as to further alleviate the impact of water impact on the connection part.

As shown in fig. 3, the battery 35 is disposed in the igniter 3, the execution module 32 is an in-line module, that is, an in-line module is used to detonate the detonator by current, and the control module 31 makes a judgment according to the transmission signal of the receiving transducer 30 or the radio antenna B21, so as to control the power-on, charging and initiation of the in-line module.

In addition, from the safety perspective of use, a mechanical safety control module 34 is further arranged in the detonator 3, the mechanical safety control module 34 controls the detonator 3 to be powered on through water pressure control and/or running time, namely, only when the ambient water pressure reaches a preset value or/and the time reaches a preset value, the mechanical safety control module 34 disconnects the safety of the battery 35, the battery 35 supplies power to the control module 31 and the debugging module B33, the detonator 3 starts to be in a powered-on state, at the moment, the control module 31 starts to be in an instruction receiving state, and as long as a detonation signal instruction is received, the detonation source can be detonated through the in-line module.

Referring to fig. 1 to 5, in the dual-triggering type underwater remote blasting system, in use, after the connection between the blasting device 3 and the radio communication transmission device 2 is completed on the ground, in the process, a watertight cable 25 and a mooring rope 26 with appropriate lengths are selected according to water depth, buoyancy and the like, then the blasting source carrier 3 is sunk into a blasting area, the effective distance of radio communication and underwater acoustic communication is determined according to corresponding equipment, an appropriate blasting place is selected within the distance, the blasting device 1 is located at the blasting place, the transmitting transducer 11 is ensured to be located underwater, and the radio antenna a10 is located on the water.

The wireless communication control detonation process is as follows, the industrial personal computer 12 sends a control instruction, data bidirectional output is carried out through the radio antenna A10 and the radio antenna B21, the control module 31 can receive and feed back an instruction signal after being electrified through the mechanical insurance control module 34, and the detonation output of the in-line module is controlled after receiving a blasting instruction.

The process of initiating underwater acoustic communication is basically similar to the above process, but the difference is that the transmission of the control command is realized through the underwater acoustic transmission between the transducers.

Finally, it should be noted that the above description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and the scope of the present invention.

Claims (8)

1. A dual trigger type underwater remote blasting system, comprising:

a detonating device (1) having a radio antenna A (10) and a transmitting transducer (11) communicatively connected thereto;

the radio communication transmission device (2) comprises a buoy (20) floating on the water surface, wherein the buoy (20) is provided with a radio antenna B (21) used for communicating with a radio antenna A (10) and a power supply (22) used for supplying power to the radio antenna B (21), and the radio antenna B (21) is exposed above the water surface;

the explosion source carrier (4) is used for placing an explosion source;

the detonation device (3) is arranged on the detonation source carrier (4), the detonation device (3) comprises a receiving transducer (30), a control module (31) and an execution module (32), the receiving transducer (30) is used for receiving underwater acoustic signals of the transmitting transducer (11), the radio antenna B (21) and the control module (31) are in communication connection, and the control module (31) detonates the detonation source through the execution module (32).

2. A dual triggered underwater remote blasting system according to claim 1, wherein: buoy (20) are cavity aluminum alloy flotation pontoon, radio communication transmission device (2) barycenter is close to the bottom to be located the flotation pontoon below, radio antenna B (21) vertical set up in aluminum alloy flotation pontoon top, and through watertight cable (25) with control module (31) link to each other.

3. A dual triggered underwater remote blasting system according to claim 2, wherein: the bottom of the hollow aluminum alloy buoy is connected with a device cabin (24) through an extension rod (23) arranged along the axial direction of the hollow aluminum alloy buoy, a power supply (22) is a rechargeable battery and is fixedly arranged in the device cabin (24), and the bottom of a radio antenna B (21) at the top of the extension rod (23) is connected.

4. A dual triggered underwater remote blasting system according to claim 2 or 3, wherein: the aluminum alloy float bowl is cylindrical, and the mass center and the floating center of the radio communication transmission device (2) are located on the same central shaft.

5. A dual triggered underwater remote blasting system according to any of claims 1 to 3, wherein: the radio communication transmission device (2) is connected with the detonation source carrier (4) through a mooring rope (26).

6. A dual triggered underwater remote blasting system according to claim 1, wherein: the execution module (32) is an in-line module, and the control module (31) controls the in-line module to be powered on, charged and detonated according to signals sent by the receiving transducer (30) or the radio antenna B (21).

7. A dual triggered underwater remote blasting system according to claim 1 or 6, wherein: the detonating device (1) is provided with a UPS (uninterrupted power supply) 14.

8. A dual triggered underwater remote blasting system according to claim 6, wherein: the detonator (3) comprises a mechanical fuse control module (34) which powers up the detonator (3) by hydraulic control and/or travel time control.

Images