CN202298702U - Pulse energy storage type hydraulic dredging system - Google Patents
Pulse energy storage type hydraulic dredging system Download PDFInfo
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- CN202298702U CN202298702U CN2011204173571U CN201120417357U CN202298702U CN 202298702 U CN202298702 U CN 202298702U CN 2011204173571 U CN2011204173571 U CN 2011204173571U CN 201120417357 U CN201120417357 U CN 201120417357U CN 202298702 U CN202298702 U CN 202298702U
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Abstract
The utility model belongs to the technical field of irrigation and water conservancy engineering equipment, and particularly relates to a pulse energy storage type hydraulic dredging system. The pulse energy storage type hydraulic dredging system comprises a power distribution device, a vertical slurry pump, a slurry transportation pipe, a high-pressure water pump, an air pressure energy storing device and a pulse spraying device, wherein the power distribution device is connected with the vertical slurry pump and the high-pressure water pump; the vertical slurry pump is connected with the slurry transporting pipe; and the pulse spraying device is connected with the high-pressure water pump through the air pressure energy storing device. According to the utility model, a technical measure comprising pulse injection, air pressure energy storage and gas mixing cavitation erosion is adopted so as to effectively improve the impact force of jet flow and take the effects of enhancing cutting, smashing soil bodies and fastening the humidification and disintegration of the soil bodies, thereby realizing the purpose of improving the working efficiency of the hydraulic dredging system.
Description
Technical field:
The utility model belongs to the farmland water conservancy works equipment technical field, relates in particular to a kind of pulse energy-storage type hydraulic desilting system.
Background technology:
The Huanghe water sediment charge is big, causes to draw yellow river, the very easy alluvial of canal, and non-desilting irrigation season is to draw one of important process of yellow irrigated area irrigation and water conservancy.The hydraulic desilting system has simple in structurely, easy to use, can accomplish the characteristics of multiple working procedures such as digging, adorn, transport, unload, fill out simultaneously, is often adopted.Existing hydraulic desilting system is made up of towards mud system, electrical distribution system or diesel engine system the defeated mud system of vertical slush pump, high-pressure hydraulic pump.The construction principle is a simulating nature circle current scour principle; By waterpower be used for cut the earth, defeated soil, banket, promptly current produce high pressure through high-pressure hydraulic pump, penetrate one closely knit high speed water column through hydraulic giant; Cutting, the pulverizing soil body; Make it humidifying, disintegration, form the mixture of mud and clod, inhale by vertical slush pump and dredging tube thereof again and deliver to the mound field.Mud can be used to fill and lead up low-lying land or the circle dike is built a dam.
The hydraulic desilting system of prior art finds in practice, and the impact force of the solid stream of water that hydraulic giant penetrates is strong inadequately, causes the most of the time to be consumed in the process of cutting, the pulverizing soil body, and has had a strong impact on the efficient of desilting.
The utility model content:
The purpose of the utility model is to provide a kind of impact force of jet strong, the pulse energy-storage type hydraulic desilting system that desilting efficiency data is high.
The purpose of the utility model is achieved in that
A kind of pulse energy-storage type hydraulic desilting system; Comprise: power distribution equipment, vertical slush pump, dredging tube, high-pressure hydraulic pump, energy storage of atmospheric pressure device, pulse jet arrangement; Power distribution equipment is connected with high-pressure hydraulic pump with vertical slush pump; Vertical slush pump is connected with dredging tube, and pulse jet arrangement is connected with high-pressure hydraulic pump through the energy storage of atmospheric pressure device.
Pulse jet arrangement comprises: housing, piston, and piston is divided into intake antrum and compression chamber with the inner chamber of housing; Intake antrum is connected with the energy storage of atmospheric pressure device with aqueduct through water inlet flow channel, and piston is provided with compression chamber moisturizing one way valve and elastic waterstop ring, and the elastic waterstop ring is fixed in the outside of piston; Be provided with compression spring, turriform spring, spheroidal elastic valve body, spray-hole in the compression chamber, the compression spring is placed in outside the turriform spring, and an end of compression spring is against on the piston; The other end is against on the inwall of the housing that gets close to spray-hole; The big first end of turriform spring is fixed on the piston, and microcephaly's one end is fixed on the spheroidal elastic valve body, and the water inlet curved surface of spray-hole and the curved surface of spheroidal elastic valve body coincide; Removable nozzle is installed on the spray-hole; The area of section that blocks water of piston is greater than the flow section area of spray-hole, and the flow section area of spray-hole allows the flow section area greater than the maximum of compression chamber moisturizing one way valve, and the cross section of the cylinder that the cone that housing, water inlet flow channel, intake antrum, piston, turriform spring constitute, compression spring constitute, spheroidal elastic valve body, spray-hole is circle and perpendicular bisector all overlaps; Compression chamber moisturizing one way valve; Be positioned at the center in piston cross section, be made up of moisturizing hole, elastic ball, mistake boom, the moisturizing hole is that big mouth is towards the truncated cone-shaped of compression chamber osculum towards intake antrum; Put in it diameter greater than moisturizing hole osculum diameter the elastic ball less than the big mouthful diameter in moisturizing hole, the big mouthful of end in moisturizing hole covered boom.
The energy storage of atmospheric pressure device comprises: water inlet end, gate valve, threeway, air water blending tank, water side, pressure reduction aeration device, and water inlet end is connected with high-pressure hydraulic pump; One end of the straight-through end of threeway is connected with water inlet end through gate valve; The other end of the straight-through end of threeway is the water side, is connected with pulse jet arrangement, and threeway is connected with the air water blending tank perpendicular to that end of two straight-through ends; Pressure reduction aeration device is connected in parallel on the two ends of gate valve; Pressure reduction aeration device comprises: gas injection chamber, gas injection jet nozzle, air filter, non retern valve, venturi, the self-excited oscillation cavity, gradual change runner, and the outlet side of air filter is connected with the gas injection chamber through non retern valve; The end that gas injection jet nozzle flow section is big is connected with the end that gate valve leads to water inlet end; The end that gas injection jet nozzle flow section is little is a jet, and level is deep into the inside in gas injection chamber, and the level in gas injection chamber is effluented to hold through venturi and is connected with the horizontal influent stream end of the self-excited oscillation cavity; The jet of gas injection jet nozzle faces the flow section center of venturi; The level of the self-excited oscillation cavity end that effluents is connected through the end that gradual change runner and gate valve lead to threeway, the flow section center of gas injection jet nozzle, venturi, gradual change runner point-blank, the vertical cross-section of gas injection jet nozzle, venturi, the self-excited oscillation cavity, gradual change runner and this straight line is circle.
The operating principle of the pulse energy-storage type hydraulic desilting system of the utility model is following:
High-Pressure Water from high-pressure hydraulic pump is divided into two-way through water inlet end, leads up to pressure reduction aeration device, and gate valve is passed through on another road; When gate valve is closed, the two ends pressure reduction of pressure reduction aeration device is the highest, otherwise; When gate valve is opened fully, the two ends pressure reduction of pressure reduction aeration device is minimum, and the two ends pressure reduction of the aperture of gate valve and pressure reduction aeration device is inverse ratio to be changed; Through regulating the aperture of gate valve, can regulate the two ends pressure reduction of pressure reduction aeration device.The High-Pressure Water of entering pressure reduction aeration device sprays at a high speed from the jet of gas injection jet nozzle; In the gas injection chamber, form negative pressure; Under this action of negative pressure, air enters in the gas injection chamber through air filter, non retern valve, and with the high-velocity flow of gas injection jet nozzle ejection; Together get into the self-excited oscillation cavity through venturi; Carry out vortex, stirring, shearing " aeration ", the High-Pressure Water that contains equally distributed micro-bubble after " aeration " does not have the High-Pressure Water of aeration with another road through gate valve through the gradual change runner, sends into pulse jet arrangement through the water side; The two ends pressure reduction of regulating pressure reduction aeration device through the aperture of regulating gate valve and " aeration " be the water supply ratio of " aeration " not, thereby has regulated " aeration " amount indirectly.The purpose of " aeration " has two; One is from the tonifying Qi of trend air water blending tank; Another purpose is that the bubble eruption that injects behind the mud through the high-speed pulse current that ejaculation contains bubble is so-called cavitation corrosion effect, strengthens cutting, pulverizes the ability of the soil body, makes it humidifying, disintegration as early as possible.The design of the self-excited oscillation cavity be littler for bubble that the gas that mixes is formed, be more evenly distributed, avoid better overflowing in advance.Be connected in parallel on the air water blending tank of pulse jet arrangement front end through threeway; Pulse jet arrangement being sprayed the energy in gap accumulates; To improve the explosive force of impulse jet; Keep high-pressure hydraulic pump to be in good work condition state all the time simultaneously, have influence on the operate as normal of high-pressure hydraulic pump to avoid the flow acute variation.
Water under high pressure from the energy storage of atmospheric pressure device enters into intake antrum through water inlet flow channel, promotes piston the water in the compression chamber is pushed out through the spray-hole of opening fast, forms high-velocity flow.In this process, compression chamber moisturizing one way valve is closed automatically, avoids the water in the compression chamber to be back to intake antrum, and the compression spring is compressed, and the spheroidal elastic valve body moves to spray-hole, stops up spray-hole until the spheroidal elastic valve body, and spray-hole stops water spray.Because the spheroidal elastic valve body has stopped up spray-hole, pressure unloads to be put passage and is blocked, and the pressure in the compression chamber gos up rapidly; Compressed compression spring begins to discharge, and drives piston and moves to intake antrum, and compression chamber moisturizing one way valve is opened automatically; Moisturizing in compression chamber; Because there is pressure reduction in the outside in the spheroidal elastic valve body, be adsorbed on the inboard of spray-hole, the turriform spring is stretched gradually.Reaching until the tensile force of turriform spring is enough to overcome the spheroidal elastic valve body and is adsorbed in the inboard suction of spray-hole, and the spheroidal elastic valve body is drawn back rapidly from the inboard of spray-hole, and the spray-hole of obstruction is opened; Water in the compression chamber sprays through spray-hole fast; Pressure in the compression chamber reduces rapidly, and the water under high pressure from the energy storage of atmospheric pressure device enters into intake antrum through water inlet flow channel; Promote piston the water in the compression chamber is pushed out through the spray-hole of opening fast, form high-velocity flow.In this process, compression chamber moisturizing one way valve is closed automatically, avoids the water in the compression chamber to be back to intake antrum, and the compression spring is compressed, and the spheroidal elastic valve body moves to spray-hole, stops up spray-hole until the spheroidal elastic valve body, and spray-hole stops water spray.Because the spheroidal elastic valve body has stopped up spray-hole, pressure unloads to be put passage and is blocked, and the pressure in the compression chamber gos up rapidly; Compressed compression spring begins to discharge, and drives piston and moves to intake antrum, and compression chamber moisturizing one way valve is opened automatically; Moisturizing in compression chamber; Because there is pressure reduction in the outside in the spheroidal elastic valve body, be adsorbed on the inboard of spray-hole, the turriform spring is stretched gradually.Reaching until the tensile force of turriform spring is enough to overcome the spheroidal elastic valve body and is adsorbed in the inboard suction of spray-hole, and the spheroidal elastic valve body is drawn back rapidly from the inboard of spray-hole, and the spray-hole of obstruction is opened; Water in the compression chamber sprays through spray-hole fast; Pressure in the compression chamber reduces rapidly, and the water under high pressure from the energy storage of atmospheric pressure device enters into intake antrum through water inlet flow channel; Promote piston the water in the compression chamber is pushed out through the spray-hole of opening fast, form high-velocity flow.In this process, compression chamber moisturizing one way valve is closed automatically, avoids the water in the compression chamber to be back to intake antrum, and the compression spring is compressed, and the spheroidal elastic valve body moves to spray-hole, stops up spray-hole until the spheroidal elastic valve body, and spray-hole stops water spray.So carry out the impulse jet of fluid again and again automatically.This pulse jet arrangement can be changed the difform nozzle that is installed on the spray-hole according to actual needs.Pulsing jet has bigger pressure to change when impacting mud, because the increase of temporary impact pressure makes the breaking capacity of pulsing jet strengthen.This pulse jet arrangement is far smaller than the pulse jet arrangement of existing water flow switch formula start-up time, and the for example impulse electromagnetic valve of membrane structure, thereby explosive force is stronger, more can give full play to the power of energy storage of atmospheric pressure mode.
The utlity model has following good effect:
The pulse energy-storage type hydraulic desilting system of the utility model; The technical measures of impulse jet, energy storage of atmospheric pressure, " aeration " cavitation corrosion have been adopted; Effectively improved the impact force of jet; Played to strengthen and cut, pulverized the soil body, accelerated the effect of soil body humidifying, disintegration, thereby reached the purpose that improves the operating efficiency of hydraulic desilting system.
Description of drawings:
Sketch map when accompanying drawing 1,2,3 is in the different operating state for the pulse jet arrangement of the pulse energy-storage type hydraulic desilting system of the utility model.
Accompanying drawing 4 be the utility model the energy storage of atmospheric pressure schematic representation of apparatus of pulse energy-storage type hydraulic desilting system.
The specific embodiment:
A kind of pulse energy-storage type hydraulic desilting system; Comprise: power distribution equipment, vertical slush pump, dredging tube, high-pressure hydraulic pump, energy storage of atmospheric pressure device, pulse jet arrangement; Power distribution equipment is connected with high-pressure hydraulic pump with vertical slush pump; Vertical slush pump is connected with dredging tube, and pulse jet arrangement is connected with high-pressure hydraulic pump through the energy storage of atmospheric pressure device.
Pulse jet arrangement; Like accompanying drawing 1,2, shown in 3, comprising: housing 1, piston 2, piston 2 is divided into intake antrum 3 and compression chamber 4 with the inner chamber of housing 1; Intake antrum 3 is connected with the energy storage of atmospheric pressure device with aqueduct through water inlet flow channel 3-1; Piston 2 is provided with compression chamber 4 moisturizing one way valves and elastic waterstop ring 2-4, and elastic waterstop ring 2-4 is fixed in the outside of piston 2, is provided with compression spring 4-1, turriform spring 4-2, spheroidal elastic valve body 4-3, spray-hole 5 in the compression chamber 4; Compression spring 4-1 is placed in outside the turriform spring 4-2; The end of compression spring 4-1 is against on the piston 2, and the other end is against on the inwall of the housing 1 that gets close to spray-hole 5, and the big first end of turriform spring 4-2 is fixed on the piston 2; Microcephaly's one end is fixed on the spheroidal elastic valve body 4-3; The curved surface of the water inlet curved surface of spray-hole 5 and spheroidal elastic valve body 4-3 coincide, and removable nozzle 6, the flow section area of area of section greater than spray-hole 5 that block water of piston 2 are installed on the spray-hole 5; The flow section area of spray-hole 5 allows the flow section area greater than the maximum of compression chamber 4 moisturizing one way valves; The cross section of the cylinder that the cone that housing 1, water inlet flow channel 3-1, intake antrum 3, piston 2, turriform spring 4-2 constitute, compression spring 4-1 constitute, spheroidal elastic valve body 4-3, spray-hole 5 is circle and perpendicular bisector all overlaps, and compression chamber 4 moisturizing one way valves are positioned at the center in piston 2 cross sections; Form by moisturizing hole 2-1, elastic ball 2-2, mistake boom 2-3; Moisturizing hole 2-1 be big mouthful towards the truncated cone-shaped of compression chamber 4 osculums towards intake antrum 3, put in it diameter greater than moisturizing hole 2-1 osculum diameter the elastic ball 2-2 less than big mouthful of diameter of moisturizing hole 2-1,2-1 big mouthful of end in moisturizing hole covered boom 2-3.
The energy storage of atmospheric pressure device; Shown in accompanying drawing 4, comprising: water inlet end 7, gate valve 8, threeway 9, air water blending tank 10, water side 11, pressure reduction aeration device, water inlet end 7 is connected with high-pressure hydraulic pump; One end of the straight-through end of threeway 9 is connected with water inlet end 7 through gate valve 8; The other end of the straight-through end of threeway 9 is water side 11, is connected with pulse jet arrangement, and threeway 9 is connected with air water blending tank 10 perpendicular to that end of two straight-through ends; Pressure reduction aeration device is connected in parallel on the two ends of gate valve 8; Pressure reduction aeration device comprises: gas injection chamber 12, gas injection jet nozzle 13, air filter 14, non retern valve 15, venturi 16, the self-excited oscillation cavity 17, gradual change runner 18, and the outlet side of air filter 14 is connected with gas injection chamber 12 through non retern valve 15; The end that gas injection jet nozzle 13 flow sections are big is connected with the end that gate valve 8 leads to water inlet end 7; The end that gas injection jet nozzle 13 flow sections are little is a jet, and level is deep into the inside in gas injection chamber 12, and the level in gas injection chamber 12 is effluented to hold through venturi 16 and is connected with the horizontal influent stream end of the self-excited oscillation cavity 17; The jet of gas injection jet nozzle 13 faces the flow section center of venturi 16; The level of the self-excited oscillation cavity 17 end that effluents is connected through the end that gradual change runner 18 and gate valve 8 lead to threeway 9, the flow section center of gas injection jet nozzle 13, venturi 16, gradual change runner 18 point-blank, the vertical cross-section of gas injection jet nozzle 13, venturi 16, the self-excited oscillation cavity 17, gradual change runner 18 and this straight line is circle.
The operating principle of the pulse energy-storage type hydraulic desilting system of the utility model is following:
Shown in accompanying drawing 4, be divided into two-way from the High-Pressure Water of high-pressure hydraulic pump through water inlet end 7, lead up to pressure reduction aeration device; Another road is through gate valve 8, and when gate valve 8 is closed, the two ends pressure reduction of pressure reduction aeration device is the highest; Otherwise when gate valve 8 is opened fully, the two ends pressure reduction of pressure reduction aeration device is minimum; The two ends pressure reduction of the aperture of gate valve 8 and pressure reduction aeration device is inverse ratio to be changed, and through regulating the aperture of gate valve 8, can regulate the two ends pressure reduction of pressure reduction aeration device.The High-Pressure Water of entering pressure reduction aeration device sprays at a high speed from the jet of gas injection jet nozzle 13; In gas injection chamber 12, form negative pressure; Under this action of negative pressure, air enters in the gas injection chamber 12 through air filter 14, non retern valve 15, and with the high-velocity flow of gas injection jet nozzle 13 ejection; Together get into the self-excited oscillation cavity 17 through venturi 16; Carry out vortex, stirring, shearing " aeration ", the High-Pressure Water that contains equally distributed micro-bubble after " aeration " does not have the High-Pressure Water of aeration with another road through gate valve 8 through gradual change runner 18, and 11 send into pulse jet arrangement through the water side; The two ends pressure reduction of regulating pressure reduction aeration device through the aperture of regulating gate valve 8 and " aeration " be the water supply ratio of " aeration " not, thereby has regulated " aeration " amount indirectly.The purpose of " aeration " has two; One is from 10 tonifying Qi of trend air water blending tank; Another purpose is that the bubble eruption that injects behind the mud through the high-speed pulse current that ejaculation contains bubble is so-called cavitation corrosion effect, strengthens cutting, pulverizes the ability of the soil body, makes it humidifying, disintegration as early as possible.The design of the self-excited oscillation cavity 17 be littler for bubble that the gas that mixes is formed, be more evenly distributed, avoid better overflowing in advance.Be connected in parallel on the air water blending tank 10 of pulse jet arrangement front end through threeway 9; Pulse jet arrangement being sprayed the energy in gap accumulates; To improve the explosive force of impulse jet; Keep high-pressure hydraulic pump to be in good work condition state all the time simultaneously, have influence on the operate as normal of high-pressure hydraulic pump to avoid the flow acute variation.
Shown in accompanying drawing 1, from the water under high pressure of energy storage of atmospheric pressure device, enter into intake antrum 3 through water inlet flow channel 3-1, promote piston 2 water in the compression chamber 4 is pushed out through the spray-hole of opening 5 fast, form high-velocity flow.In this process, compression chamber 4 moisturizing one way valves are closed automatically, avoid the water in the compression chamber 4 to be back to intake antrum 3; Compression spring 4-1 is compressed, and spheroidal elastic valve body 4-3 moves to spray-hole 5, stops up spray-hole 5 until spheroidal elastic valve body 4-3; Spray-hole 5 stops water spray, shown in accompanying drawing 2.Because spheroidal elastic valve body 4-3 has stopped up spray-hole 5, pressure unloads to be put passage and is blocked, and the pressure in the compression chamber 4 go up rapidly; Compressed compression spring 4-1 begins to discharge, and drives piston 2 and moves to intake antrum 3, and compression chamber 4 moisturizing one way valves are opened automatically; Moisturizing in compression chamber 4 because there is pressure reduction in the outside in the spheroidal elastic valve body 4-3, is adsorbed on the inboard of spray-hole 5; Turriform spring 4-2 is stretched gradually, shown in accompanying drawing 3.Reaching until the tensile force of turriform spring 4-2 is enough to overcome spheroidal elastic valve body 4-3 and is adsorbed in the inboard suction of spray-hole 5; Spheroidal elastic valve body 4-3 is drawn back rapidly from the inboard of spray-hole 5, and shown in accompanying drawing 1, the spray-hole 5 of obstruction is opened; Water in the compression chamber 4 sprays through spray-hole 5 fast; Pressure in the compression chamber 4 reduces rapidly, from the water under high pressure of energy storage of atmospheric pressure device, enters into intake antrum 3 through water inlet flow channel 3-1; Promote piston 2 water in the compression chamber 4 is pushed out through the spray-hole of opening 5 fast, form high-velocity flow.In this process, compression chamber 4 moisturizing one way valves are closed automatically, avoid the water in the compression chamber 4 to be back to intake antrum 3; Compression spring 4-1 is compressed, and spheroidal elastic valve body 4-3 moves to spray-hole 5, stops up spray-hole 5 until spheroidal elastic valve body 4-3; Spray-hole 5 stops water spray, shown in accompanying drawing 2.Because spheroidal elastic valve body 4-3 has stopped up spray-hole 5, pressure unloads to be put passage and is blocked, and the pressure in the compression chamber 4 go up rapidly; Compressed compression spring 4-1 begins to discharge, and drives piston 2 and moves to intake antrum 3, and compression chamber 4 moisturizing one way valves are opened automatically; Moisturizing in compression chamber 4 because there is pressure reduction in the outside in the spheroidal elastic valve body 4-3, is adsorbed on the inboard of spray-hole 5; Turriform spring 4-2 is stretched gradually, shown in accompanying drawing 3.Reaching until the tensile force of turriform spring 4-2 is enough to overcome spheroidal elastic valve body 4-3 and is adsorbed in the inboard suction of spray-hole 5; Spheroidal elastic valve body 4-3 is drawn back rapidly from the inboard of spray-hole 5, and shown in accompanying drawing 1, the spray-hole 5 of obstruction is opened; Water in the compression chamber 4 sprays through spray-hole 5 fast; Pressure in the compression chamber 4 reduces rapidly, from the water under high pressure of energy storage of atmospheric pressure device, enters into intake antrum 3 through water inlet flow channel 3-1; Promote piston 2 water in the compression chamber 4 is pushed out through the spray-hole of opening 5 fast, form high-velocity flow.In this process, compression chamber 4 moisturizing one way valves are closed automatically, avoid the water in the compression chamber 4 to be back to intake antrum 3; Compression spring 4-1 is compressed, and spheroidal elastic valve body 4-3 moves to spray-hole 5, stops up spray-hole 5 until spheroidal elastic valve body 4-3; Spray-hole 5 stops water spray, shown in accompanying drawing 2.So carry out the impulse jet of fluid again and again automatically.This pulse jet arrangement can be changed the difform nozzle 6 that is installed on the spray-hole 5 according to actual needs.Pulsing jet has bigger pressure to change when impacting mud, because the increase of temporary impact pressure makes the breaking capacity of pulsing jet strengthen.This pulse jet arrangement is far smaller than the pulse jet arrangement of existing water flow switch formula start-up time, and the for example impulse electromagnetic valve of membrane structure, thereby explosive force is stronger, more can give full play to the power of energy storage of atmospheric pressure mode.
Claims (1)
1. pulse energy-storage type hydraulic desilting system; It is characterized in that: comprise power distribution equipment, vertical slush pump, dredging tube, high-pressure hydraulic pump, energy storage of atmospheric pressure device, pulse jet arrangement; Power distribution equipment is connected with high-pressure hydraulic pump with vertical slush pump; Vertical slush pump is connected with dredging tube, and pulse jet arrangement is connected with high-pressure hydraulic pump through the energy storage of atmospheric pressure device
Pulse jet arrangement; Comprise housing (1), piston (2), piston (2) is divided into intake antrum (3) and compression chamber (4) with the inner chamber of housing (1), and intake antrum (3) is connected with the energy storage of atmospheric pressure device with aqueduct through water inlet flow channel (3-1); Piston (2) is provided with compression chamber (4) moisturizing one way valve and elastic waterstop ring (2-4); Elastic waterstop ring (2-4) is fixed in the outside of piston (2), is provided with compression spring (4-1), turriform spring (4-2), spheroidal elastic valve body (4-3), spray-hole (5) in the compression chamber (4), and compression spring (4-1) is placed in outside the turriform spring (4-2); One end of compression spring (4-1) is against on the piston (2); The other end is against on the inwall of the housing (1) that gets close to spray-hole (5), and the big first end of turriform spring (4-2) is fixed on the piston (2), and microcephaly's one end is fixed on the spheroidal elastic valve body (4-3); The curved surface of the water inlet curved surface of spray-hole (5) and spheroidal elastic valve body (4-3) coincide; Spray-hole (5) go up to be installed removable nozzle (6), and the area of section that blocks water of piston (2) is greater than the flow section area of spray-hole (5), and the flow section area of spray-hole (5) allows the flow section area greater than the maximum of compression chamber (4) moisturizing one way valve; The cross section of the cylinder that the cone that housing (1), water inlet flow channel (3-1), intake antrum (3), piston (2), turriform spring (4-2) constitute, compression spring (4-1) constitute, spheroidal elastic valve body (4-3), spray-hole (5) is circle and perpendicular bisector all overlaps; Compression chamber (4) moisturizing one way valve is positioned at the center in piston (2) cross section, by moisturizing hole (2-1), elastic ball (2-2), cross boom (2-3) and form; Moisturizing hole (2-1) is that big mouth is towards the truncated cone-shaped of compression chamber (4) osculum towards intake antrum (3); Put in it diameter greater than moisturizing hole (2-1) osculum diameter the elastic ball (2-2) less than moisturizing hole (2-1) big mouthful of diameter, moisturizing hole (2-1) big mouthful end covered boom (2-3)
The energy storage of atmospheric pressure device; Comprise water inlet end (7), gate valve (8), threeway (9), air water blending tank (10), water side (11), pressure reduction aeration device; Water inlet end (7) is connected with high-pressure hydraulic pump; One end of the straight-through end of threeway (9) is connected with water inlet end (7) through gate valve (8); The other end of the straight-through end of threeway (9) is water side (11), is connected with pulse jet arrangement, and threeway (9) is connected with air water blending tank (10) perpendicular to that end of two straight-through ends; Pressure reduction aeration device is connected in parallel on the two ends of gate valve (8); Pressure reduction aeration device comprises gas injection chamber (12), gas injection jet nozzle (13), air filter (14), non retern valve (15), venturi (16), the self-excited oscillation cavity (17), gradual change runner (18), and the outlet side of air filter (14) is connected with gas injection chamber (12) through non retern valve (15); The end that gas injection jet nozzle (13) flow section is big is connected with the end that gate valve (8) leads to water inlet end (7); The end that gas injection jet nozzle (13) flow section is little is a jet, and level is deep into the inside of gas injection chamber (12), and the level of gas injection chamber (12) is effluented to hold through venturi (16) and is connected with the horizontal influent stream end of the self-excited oscillation cavity (17); The jet of gas injection jet nozzle (13) faces the flow section center of venturi (16); The level of the self-excited oscillation cavity (17) end that effluents is connected with the end that gate valve (8) leads to threeway (9) through gradual change runner (18), the flow section center of gas injection jet nozzle (13), venturi (16), gradual change runner (18) point-blank, the vertical cross-section of gas injection jet nozzle (13), venturi (16), the self-excited oscillation cavity (17), gradual change runner (18) and this straight line is circle.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011204173571U CN202298702U (en) | 2011-10-28 | 2011-10-28 | Pulse energy storage type hydraulic dredging system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204173571U CN202298702U (en) | 2011-10-28 | 2011-10-28 | Pulse energy storage type hydraulic dredging system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102505720A (en) * | 2011-10-28 | 2012-06-20 | 中国农业科学院农田灌溉研究所 | Pulse energy-storage type waterpower dredging system |
| CN105780839A (en) * | 2014-11-13 | 2016-07-20 | 浙江省建设工程质量检验站有限公司 | Bridge pier foundation excavation equipment |
| CN105780840A (en) * | 2014-11-13 | 2016-07-20 | 高田华 | Excavation device of bridge pier foundation |
| CN110820672A (en) * | 2019-12-02 | 2020-02-21 | 东阳面世建筑工程有限公司 | Hydraulic engineering device for emergency drainage |
| CN112605098A (en) * | 2020-11-30 | 2021-04-06 | 国网青海省电力公司电力科学研究院 | Photovoltaic module recycling method |
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2011
- 2011-10-28 CN CN2011204173571U patent/CN202298702U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102505720A (en) * | 2011-10-28 | 2012-06-20 | 中国农业科学院农田灌溉研究所 | Pulse energy-storage type waterpower dredging system |
| CN102505720B (en) * | 2011-10-28 | 2013-11-20 | 中国农业科学院农田灌溉研究所 | Pulse energy-storage type waterpower dredging system |
| CN105780839A (en) * | 2014-11-13 | 2016-07-20 | 浙江省建设工程质量检验站有限公司 | Bridge pier foundation excavation equipment |
| CN105780840A (en) * | 2014-11-13 | 2016-07-20 | 高田华 | Excavation device of bridge pier foundation |
| CN110820672A (en) * | 2019-12-02 | 2020-02-21 | 东阳面世建筑工程有限公司 | Hydraulic engineering device for emergency drainage |
| CN112605098A (en) * | 2020-11-30 | 2021-04-06 | 国网青海省电力公司电力科学研究院 | Photovoltaic module recycling method |
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