CN210534090U - Annular nozzle type underwater high-pressure gas explosion spraying experimental device - Google Patents
Annular nozzle type underwater high-pressure gas explosion spraying experimental device Download PDFInfo
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- CN210534090U CN210534090U CN201920851596.4U CN201920851596U CN210534090U CN 210534090 U CN210534090 U CN 210534090U CN 201920851596 U CN201920851596 U CN 201920851596U CN 210534090 U CN210534090 U CN 210534090U
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Abstract
The utility model provides an annular spout formula is high pressure gas explosion test device under water, include: the pressure storage chamber, a connecting flange, a control chamber, a top cover, a bottom cover, a driving piston, a connecting rod, a compression spring, a high-pressure pipe and four sets of electromagnetic valve devices. The utility model discloses can realize storing the high-pressure gas in the pressure storage indoor under water to release the high-pressure gas with annular spout mode. It is pointed out especially that the utility model discloses a through the switch of controlling four sets of solenoid valves, control high-pressure gas in the flow direction of surge-chamber and control chamber, it is sealed to the pneumatic type that completion device goes to the natural state, arrives high-pressure gas's storage and release again. The utility model discloses a solenoid valve and pressure transmitter feedback type control system, whole safe and reliable, control accuracy is high. And air compression is adopted, so that the test is safe, environment-friendly and has repeatability test. Simple structure and good sealing effect. The structure can be replaced according to different working conditions, and a specific experimental means is provided for the high-pressure air-water blasting experiment.
Description
Technical Field
The utility model relates to an annular spout formula is high pressure gas explosion under water and is spouted experimental apparatus belongs to high pressure gas explosion under water and spouts the experiment field.
Background
The damage of underwater explosion to underwater structures is always in the focus of research of navy of various countries, but the research by using real explosives has great danger, two pairs of experimental sites and economic consumption of the underwater explosives cannot support the continuity of the research, and three underwater explosion experiments have poor repeatability and cannot obtain conventional rules.
As is well known, over 70% of the earth's surface is surrounded by vast oceans, the number of treasures in the oceans is not great, and in each country, the exploitation of resources such as energy and mineral products is gradually transferred from land to abundant submarine resources. Because the exploration of submarine resources has various difficulties, the water pressure in a deep water area and various animals and plants on the seabed all affect normal exploration operation, the most common method at present is to put explosives in a certain water depth, and the submarine landform and resources stored in the seabed are predicted through shock waves and reflected waves generated by the explosion of the explosives in water, but the method brings great damage to the marine environment and has certain danger.
Therefore, the utility model discloses plan and design an annular spout formula and explode under water high pressure gas and spout experimental apparatus. The device has good leakproofness, security and maneuverability, through the experiment of the explosion of the high pressure gas under water of the cyclic annular spout of four solenoid valve switch intelligent control, the utility model discloses an experimental apparatus is spouted in explosion of high pressure gas adopts cyclic annular spout, more accords with the physics phenomenon of true explosive explosion in aqueous. The utility model discloses a repeatability is better, takes air compression as driving medium, and safety ring protects, can test the high-pressure gas explosion under water of high accuracy and spout the simulation phenomenon of exploding under water, realizes the experiment of spouting of exploding of different high-pressure gas.
Disclosure of Invention
The utility model aims at providing an annular spout formula is high pressure gas under water explodes and spouts experimental apparatus for realize under shallow water or the deep water condition, carry out the explosion of high pressure gas and spout with the form of cyclic annular spout. The utility model discloses a flow direction that four sets of solenoid valve device control high pressure gas controls the pressure storage and the release of high pressure air gun to thereby the motion that control drive piston drove connecting rod and top cap carries out the high pressure gas and releases with the form of cyclic annular spout in the device. The four sets of electromagnetic valve devices are connected with the controller, a program is preset to intelligently control the high-pressure air gun device, the working process is controllable, and the system is safe. The device has compact and flexible structure, good tightness, wide application, convenient installation and disassembly and repeated use.
The purpose of the utility model is realized like this: the pressure storage chamber comprises a top cover, a pressure storage chamber, a connecting flange, a control chamber and a bottom cover from top to bottom, wherein the outer surface of the pressure storage chamber is provided with three threaded holes, the three threaded holes are internally provided with explosion-proof bolts, a pressure storage chamber pressure transmitter and an inflation section high-pressure pipe A respectively, the outer surface of the control chamber is provided with five threaded holes, the threaded holes are internally provided with an inflation section high-pressure pipe B, an air leakage electromagnetic valve, a triggering end high-pressure pipe, a triggering electromagnetic valve and a control chamber pressure transmitter respectively, a driving piston is arranged in the control chamber, a compression spring is arranged between the driving piston and the bottom cover, a connecting rod is arranged between the top cover and the driving piston and penetrates through the connecting flange at the middle position, the end part of the inflation section high-pressure pipe A and the end part of the inflation section high-pressure pipe B are respectively connected with, the third end of the inflation section tee joint is connected with a high-pressure air pump, and the end part of the trigger section high-pressure pipe is connected with a trigger electromagnetic valve.
The utility model discloses still include such structural feature:
1. sealing rings are arranged at the joint of the top cover and the pressure storage chamber, the joint of the top cover and the connecting flange, the joint of the connecting flange and the control chamber, and the joint of the control chamber and the bottom cover.
2. And a Y-shaped sealing ring is arranged at the contact position of the driving piston and the control chamber.
3. The upper end of the connecting rod is in threaded connection with the top cover, the lower end of the connecting rod is in threaded connection with the driving piston, and the connecting rod is provided with a connecting bolt for reinforcement.
4. When the high-pressure air pump starts to act, the high-pressure air pump charges high-pressure air into the three-way of the air charging section, the pressure charging electromagnetic valve of the pressure storage chamber and the pressure charging electromagnetic valve of the control chamber are opened, the high-pressure air is simultaneously charged into the pressure storage chamber and the control chamber, and when the high-pressure air in the two chambers reaches a target, the pressure charging electromagnetic valve of the pressure storage chamber and the pressure charging electromagnetic valve of the control chamber are respectively closed; when high-pressure air enters the control chamber, the high-pressure air acts on the upper surface of the driving piston, and the driving piston is forced downwards under the action of the high-pressure air because the control chamber is completely sealed, so that the connecting rod and the top cover are driven to move downwards together until the top cover and the pressure storage chamber are completely pressed and sealed, and at the moment, the device is placed in a water tank or a water tank.
Compared with the prior art, the beneficial effects of the utility model are that: 1. the utility model discloses a solenoid valve and pressure transmitter feedback formula control system, thereby the flow direction control high pressure gas of high pressure gas in the controlling means is stored, is released, whole safe and reliable, and control accuracy is high. 2. The utility model discloses high-pressure air gun spout is the annular, and the annular size of spout, convenient and fast are changed to the accessible change top cap. 3. The utility model discloses through the motion of high-pressure gas control high pressure piston in the control room, release and storage high pressure gas, it is sealed effectual, the axiality is high, and the precision is high. 4. The utility model discloses an air compression, safety ring protects, repeatability test and repeatability are higher 5, the utility model discloses a jar body simple structure, sealed respond well, the size is changed easily, can deal with different operating mode requirements and change the structure, provides a concrete experimental means for the blowout experiment under the high pressure air water.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2a and 2b are schematic diagrams of the first and second structural actions during pressurization of the present invention.
Fig. 3a and 3b are schematic diagrams of a high-pressure gas release function of the invention.
Fig. 4a, 4b and 4c are three views of the structure of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The top of the top cover of the device of the utility model is provided with a bolt countersunk hole, the inside is provided with a connecting bolt 28, and the bottom is provided with a threaded hole; the side surface of the pressure storage chamber is provided with three threaded holes, the end surfaces of the three threaded holes are planes, the three threaded holes are respectively connected with a pressurizing section high-pressure pipe B, an explosion-proof bolt and a pressure storage chamber pressure transmitter, the top end of the pressure storage chamber is provided with an O-shaped sealing ring slotted hole, the bottom of the pressure storage chamber is provided with an O-shaped sealing slotted hole, and the flange of the pressure storage chamber is provided with six bolt clearance holes. The upper part and the lower part of the center of the connecting flange are respectively provided with an axle center boss, the center hole is provided with a sealing groove hole, a sealing ring 43 is arranged in the center hole, and the outer ring of the flange is provided with six bolt clearance holes. The end face of the top of the control chamber is provided with an O-shaped ring sealing slot hole, the flange of the top is provided with six threaded holes, three side faces are respectively provided with two, two and one threaded holes, namely the side face is provided with five threaded holes which are respectively connected with a pressurizing section high-pressure pipe A, an air leakage electromagnetic valve, a triggering section high-pressure pipe, a triggering electromagnetic valve and a control chamber pressure transmitter, the bottom is provided with six threaded holes, the inner ring of the control chamber is provided with two Y-shaped sealing ring slot holes, and one O-shaped ring sealing slot hole. Six bolt countersunk holes are formed in the outer ring of the bottom cover, and six threaded holes are formed in the inner ring of the bottom cover. The upper end of the driving piston is provided with a threaded hole, the lower end of the driving piston is provided with a bolt clearance hole (bolt countersunk hole), both ends of the driving piston are provided with weight reduction slotted holes, the sections matched with the control chamber are rounded corners, and the bottom of the driving piston is provided with a compression spring. One end of the inflation section tee joint is connected with a high-pressure air pump, the other two ends of the inflation section tee joint are connected with a pressure storage chamber pressurizing electromagnetic valve and a control chamber pressurizing electromagnetic valve, and the two electromagnetic valves are respectively connected with a high-pressure pipe and connected with the pressure storage chamber and the control chamber. The pressure storage chamber connecting part is provided with an explosion-proof bolt, a pressure storage chamber pressure transmitter and a pressure charging section high-pressure pipe A, and the control chamber open threaded hole connecting part is provided with an air leakage electromagnetic valve, a trigger section high-pressure pipe, a pressure charging section high-pressure pipe B and a control chamber pressure transmitter. The top cover is in threaded connection with the connecting rod, then the top cover is reinforced by a top connecting bolt, the other end of the connecting rod is in threaded connection with the driving piston, and similarly, the top cover is reinforced by a bottom connecting bolt 29; the pressure storage chamber is connected with the connecting flange and the control chamber through 6 bolts 12, the middle contact planes are provided with O-shaped sealing rings, the bottom of the control chamber is connected with the bottom cover through bolts, and a sealing gasket 9 is arranged between the pressure storage chamber and the control chamber for sealing.
The pressure transmitter and the pressurizing electromagnetic valve are mutually controlled in a feedback manner, when the pressure in the pressure storage chamber reaches a preset value, the pressure transmitter of the pressure storage chamber feeds back information to the controller, and the controller controls the closing of the pressurizing electromagnetic valve of the pressure storage chamber and controls the pressure in the pressure storage chamber; similarly, when the pressure in the control chamber reaches a preset value, the pressure transmitter in the control chamber feeds back information to the controller, and the controller controls the closing of the pressurizing electromagnetic valve in the control chamber;
the controller totally controls the switch of the trigger electromagnetic valve, the release of the high-pressure air in the pressure storage chamber, the switch of the air release electromagnetic valve and the discharge of the high-pressure air in the control chamber
High-pressure gas is simultaneously input into the pressure storage chamber and the control chamber from the opened pressure storage chamber pressurizing electromagnetic valve and the opened control chamber pressurizing electromagnetic valve, the trigger electromagnetic valve and the air release electromagnetic valve are closed before pressure transmission, and the middle driving piston connecting part drives the piston to move under the action of pressure, so that the device is sealed.
After the device is sealed, the pressure values in the pressure storage chamber and the control chamber reach the preset target, the pressure transmitters in the respective gas chambers transmit the values back to the control computer, and the computer respectively controls the closing of the electromagnetic valves according to the values of the pressure transmitters of the two gas chambers.
After the pressurization is finished, the trigger electromagnetic valve is opened, the high-pressure air flow is changed, so that the connecting part of the driving piston moves upwards, the top cover and the pressure storage chamber form a gap, the high-pressure air is released, and after the release is finished, the air leakage electromagnetic valve is opened to discharge the high-pressure air.
Fig. 1 is a schematic diagram of the overall structure of the present invention. The main structure includes: the pressure storage chamber comprises external parts such as a pressure storage chamber 1, a connecting flange 4, a control chamber 3, a top cover 6, a bottom cover 8, a pressure storage chamber pressure transmitter 24, an explosion-proof bolt 17, a pressure charging section high-pressure pipe B22, a pressure charging section high-pressure pipe A23, an air charging section tee joint 19, a pressure storage chamber stamping electromagnetic valve 31, a control chamber stamping electromagnetic valve 32, an air leakage electromagnetic valve 33, a trigger electromagnetic valve 15, a trigger section high-pressure pipe 16 and a control chamber pressure transmitter 36.
Please refer to fig. 2 a-3 b. The device is characterized in that a connecting rod 5 is arranged in the central area inside the device, the connecting rod 5 is in threaded connection with a top cover 6 and a driving piston 2 respectively, the connecting parts of the top cover and the driving piston are reinforced by bolts respectively, a compression spring 7 is arranged at the lower end of the driving piston 2, a large O-shaped ring 10 is added in an O-shaped groove on the upper end surface and the lower end surface of a connecting flange 4 for sealing, an O-shaped ring 11 is added at the top end of a pressure storage chamber 1, and two Y-shaped sealing rings 14 and one O.
Further, when the utility model discloses a do not begin to function, its initial condition is as shown in fig. 3, and device internal drive piston 2 drives connecting rod 5 and top cap 6 under the effect of bottom compression spring 7, and relative upward movement reaches the limit. When the device starts to work, the trigger electromagnetic valve 15 and the air release electromagnetic valve 33 are closed, high-pressure air is filled into the inflation section tee joint 19 by an air compressor, the pressure charging electromagnetic valve 31 of the pressure storage chamber and the pressure charging electromagnetic valve 32 of the control chamber are opened, the high-pressure air is simultaneously filled into the pressure storage chamber 1 and the control chamber 3, the pressure storage chamber 1 and the control chamber 3 are in threaded connection, the pressure transmitter 24 of the pressure storage chamber and the pressure transmitter 36 of the control chamber are arranged, when the high-pressure air in the two chambers reaches a target, the pressure transmitters feed back pressure values to the control computer, the computer respectively controls the pressure charging electromagnetic valve 31 of the pressure storage chamber and the pressure charging electromagnetic valve 32 of the control chamber to be closed, and the two electromagnetic valves are respectively controlled and are not simultaneously controlled.
Further, when high-pressure gas gets into control room 3 in, high-pressure gas acts on drive piston 2 upper surface, because whole sealings in the control room, under high-pressure gas's effect, drive piston 2 receives decurrent power to drive connecting rod 5 and top cap 6 downstream together, compress tightly sealed totally with the pressure storage room 1 until top cap 6, put into pond or water tank with the device this moment.
Further, when the high-pressure gas in the pressure storage chamber 1 reaches a target value, the high-pressure gas is stopped being charged. Open and trigger solenoid valve 15, high-pressure gas is flowed to control chamber 3 lower extreme from control chamber 3 upper end by triggering section high-pressure tube 16 in the control chamber 3, drive piston 2 is last this moment, the lower surface also receives the effect of high-pressure gas simultaneously, the effort offsets each other, the inside two effort effects that receive of device structure, one is that top cap 6 lower surface receives the effect of high-pressure gas, one is that drive piston 2 receives compression spring 7's effect, the resultant force of two power is upwards, thereby make drive piston 2, connecting rod 5 and top cap 6 upward movement, high-pressure gas releases in the twinkling of an eye this moment. And after the burst injection of the high-pressure gas is finished, the air leakage electromagnetic valve 33 is opened to discharge the high-pressure gas in the control chamber, and the experiment is ended.
Please refer to fig. 4 a-c. Wherein, fig. 4a-c are three views of the structure of the utility model, from which the three views can be seen, the device has simple structure, concise appearance and good safety and operability.
To sum up, the utility model belongs to the high pressure gas explodes under water and spouts experimental field. In particular to an annular nozzle type underwater high-pressure gas explosion spraying experimental device. The method comprises the following steps: the pressure storage chamber, a connecting flange, a control chamber, a top cover, a bottom cover, a driving piston, a connecting rod, a compression spring, a high-pressure pipe and four sets of electromagnetic valve devices. The utility model discloses can realize storing the high-pressure gas in the pressure storage indoor under water to release the high-pressure gas with annular spout mode. It is pointed out especially that the utility model discloses a through the switch of controlling four sets of solenoid valves, control high-pressure gas in the flow direction of surge-chamber and control chamber, it is sealed to the pneumatic type that completion device goes to the natural state, arrives high-pressure gas's storage and release again. The utility model discloses a solenoid valve and pressure transmitter feedback type control system, whole safe and reliable, control accuracy is high. And air compression is adopted, so that the test is safe, environment-friendly and has repeatability test. Simple structure and good sealing effect. The structure can be replaced according to different working conditions, and a specific experimental means is provided for the high-pressure air-water blasting experiment.
Claims (4)
1. The utility model provides an annular spout formula is high pressure gas explosion test device under water which characterized in that: the pressure storage chamber comprises a top cover, a pressure storage chamber, a connecting flange, a control chamber and a bottom cover from top to bottom, wherein the outer surface of the pressure storage chamber is provided with three threaded holes, the three threaded holes are internally provided with explosion-proof bolts, a pressure storage chamber pressure transmitter and an inflation section high-pressure pipe A respectively, the outer surface of the control chamber is provided with five threaded holes, the threaded holes are internally provided with an inflation section high-pressure pipe B, an air leakage electromagnetic valve, a triggering end high-pressure pipe, a triggering electromagnetic valve and a control chamber pressure transmitter respectively, a driving piston is arranged in the control chamber, a compression spring is arranged between the driving piston and the bottom cover, a connecting rod is arranged between the top cover and the driving piston and penetrates through the connecting flange at the middle position, the end part of the inflation section high-pressure pipe A and the end part of the inflation section high-pressure pipe B are respectively connected with, the third end of the inflation section tee joint is connected with a high-pressure air pump, and the end part of the trigger section high-pressure pipe is connected with a trigger electromagnetic valve.
2. The annular nozzle type underwater high-pressure gas explosion experiment device according to claim 1, which is characterized in that: sealing rings are arranged at the joint of the top cover and the pressure storage chamber, the joint of the top cover and the connecting flange, the joint of the connecting flange and the control chamber, and the joint of the control chamber and the bottom cover.
3. The annular nozzle type underwater high-pressure gas explosion experiment device according to claim 2, characterized in that: and a Y-shaped sealing ring is arranged at the contact position of the driving piston and the control chamber.
4. The annular nozzle type underwater high-pressure gas explosion experimental device as claimed in claim 1, 2 or 3, wherein: the upper end of the connecting rod is in threaded connection with the top cover, the lower end of the connecting rod is in threaded connection with the driving piston, and the connecting rod is provided with a connecting bolt for reinforcement.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920851596.4U CN210534090U (en) | 2019-06-06 | 2019-06-06 | Annular nozzle type underwater high-pressure gas explosion spraying experimental device |
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| CN201920851596.4U CN210534090U (en) | 2019-06-06 | 2019-06-06 | Annular nozzle type underwater high-pressure gas explosion spraying experimental device |
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| CN210534090U true CN210534090U (en) | 2020-05-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110161185A (en) * | 2019-06-06 | 2019-08-23 | 哈尔滨工程大学 | A kind of ring-type nozzle type high undersea hydrostatic pressures gas explosion spray experimental provision |
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2019
- 2019-06-06 CN CN201920851596.4U patent/CN210534090U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110161185A (en) * | 2019-06-06 | 2019-08-23 | 哈尔滨工程大学 | A kind of ring-type nozzle type high undersea hydrostatic pressures gas explosion spray experimental provision |
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