CN104912855B - A kind of automatic reverse seawater boost device that can be applicable to abyssal environment - Google Patents
A kind of automatic reverse seawater boost device that can be applicable to abyssal environment Download PDFInfo
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- CN104912855B CN104912855B CN201510319600.9A CN201510319600A CN104912855B CN 104912855 B CN104912855 B CN 104912855B CN 201510319600 A CN201510319600 A CN 201510319600A CN 104912855 B CN104912855 B CN 104912855B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B3/00—Intensifiers or fluid-pressure converters, e.g. pressure exchangers; Conveying pressure from one fluid system to another, without contact between the fluids
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
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- General Engineering & Computer Science (AREA)
- Multiple-Way Valves (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
It is an object of the invention to provide a kind of automatic reverse seawater boost device that can be applicable to abyssal environment, it is made up of two-way column plug cylinder, automatic reversing mechanism, check valve.Plunger case rod chamber is high pressure chest, and rodless cavity is low pressure chamber, and low pressure chamber end cap installs hydraulicchange-over valve core, touches valve element by plunger motion to extreme position, and hydraulic-driven change-over valve realizes automatic reverse, and then changes plunger motion direction.Supercharger removes the traffic channel by plunger case, is additionally provided with low voltage bypass traffic channel.Pipeline of the present invention is all connected using proof to external pressure, and in low pressure, flow supply directly can be carried out to system by bypass, then flow supply is carried out to system by the secondary booster of supercharger in high pressure it is achieved that the two-way supply of flow rate of hydraulic system, improve work efficiency.Meanwhile, supercharger adopts two-way function plunger automatic reverse structure, and more existing single effect piston reciprocation motor type supercharger has the advantages that supply flow rate is continuous, it is low to pulse.
Description
Technical field
The present invention relates to a kind of underwater robot, specifically underwater robot buoyancy adjustment hydraulic system.
Background technology
Along with the development of ocean engineering, underwater robot is widely used.Because people are to underwater robot
The requirement of low energy consumption, buoyancy regulating device receives extensive concern.Sea water pump type buoyancy regulating system is more suitable for deep operation of diving greatly.
Hydraulic power supply needs to meet low energy consumption, high pressure, high-precision regulation requirement.High pressure sea water plunger displacement pump on market is very general
Time, but in view of its minimum flow requirement under elevated pressure conditions, under environment under high pressure, do not enable low discharge range regulation, and all
For land product it is therefore desirable to driving element provides relatively high power.Have a low discharge, the hydraulic power supply of high row pressure is real
The key of existing underwater robot buoyancy accurate adjustment.Develop high accuracy, the seawater boost device of high row pressure, to underwater robot buoyancy
The development of regulation technology is significant and is worth.
One kind is have developed in " research of Automatic continuous hydraulic intensifier and design " article of " hydraulic pressure and startup " periodical publication
The hydraulic intensifier that can be continuously pressurized, document middle cylinder is takeed on diameter greater than both sides piston cross-section, and its automatic reverse is pulled by chain
Switching valve, in document, supercharger is with oil as medium it is intended that being continuously pressurized it is impossible to be applied to deep-sea;Institute of Scanwill company of Denmark
The supercharger producing, is single plunger Reciprocatory supercharger, there is flow idle running, flow pulsation and pressure fluctuation are all larger.
Content of the invention
It is an object of the invention to provide provide the one of accurate buoyancy adjustment ability for underwater robot buoyancy regulating system
Plant the automatic reverse seawater boost device that can be applicable to abyssal environment.
The object of the present invention is achieved like this:
A kind of automatic reverse seawater boost device that can be applicable to abyssal environment of the present invention, is characterized in that:Including switching valve, liquid
Dynamic reversal valve, switching valve is arranged on hydraulicchange-over valve;Switching valve includes switching valve chest and is arranged in switching valve chest
Switching valve core, switching valve chest on the first outlet, the second outlet and switching valve low tension outlet, the first water outlet are set
Mouth all connects water return outlet with the second outlet, and switching valve low tension outlet connects switching valve low pressure port, switching valve valve element axial location
Fixed by switching valve left end cap and switching valve right end cap, setting the first switching valve outlet port, switching valve right-hand member on switching valve left end cap
Cover setting the second switching valve outlet port;Hydraulicchange-over valve includes left cylinder, right cylinder body, left cylinder end cap, right cylinder end caps, cylinder
Shoulder, plunger rod, left piston, right piston, left hydraulicchange-over valve core, right hydraulicchange-over valve core, cylinder shoulder is arranged on left cylinder and right cylinder
Between body, left cylinder cylinder cap is arranged on the end of left cylinder, and right cylinder block and head is arranged on the end of right cylinder body, and left piston is arranged on
In left cylinder, right piston is arranged in right cylinder body, and plunger rod is takeed on through cylinder and is arranged on left piston and right piston, left cylinder
Form the first low pressure chamber between cylinder cap and left piston, between left piston and cylinder shoulder, form the first high pressure chest, right cylinder block and head and the right side
Form the second low pressure chamber between piston, between right piston and cylinder shoulder, form the second high pressure chest, left cylinder end cap end is installed and surged
Reversing valve core left end cap, arranges hydraulicchange-over valve core left chamber in left cylinder end cap, left hydraulicchange-over valve core is arranged on commutation of surging
In valve element left chamber, left cylinder end cap arranges left voltage supply mouth, left chamber outlet, left voltage supply mouth connects switching valve low pressure port, and left chamber goes out
Mouth switches valve outlet port by pipeline connection second, and hydraulicchange-over valve core left end cap arranges left end cover gab, and left end cover gab is even
Logical water return outlet, hydraulicchange-over valve core right end cap is installed in right cylinder end caps end, and in right cylinder end caps, setting hydraulicchange-over valve core is right
Chamber, right hydraulicchange-over valve core is arranged in hydraulicchange-over valve core right chamber, and right cylinder body end lid arranges right voltage supply mouth, right chamber outlet,
Right voltage supply mouth connects switching valve low pressure port, and right chamber outlet switches valve outlet port, hydraulicchange-over valve core right-hand member by pipeline connection first
Cover setting right-hand member cover gab, right end cap open communication water return outlet.
The present invention can also include:
1st, left hydraulicchange-over valve core one end is column type and left cylinder end cap carries out radial seal, and left hydraulicchange-over valve core is another
One end is the triangular prism with guide effect, with the cooperation of left end cover gab, right hydraulicchange-over valve core and left hydraulicchange-over valve core knot
Structure is identical.
2nd, the sectional area diameter of the first switching valve outlet port and the second switching valve outlet port is less than switching valve spool sectional area diameter.
Advantage of the invention is that:
1st, resistance to high external pressure:Patent of the present invention adopts proof to external pressure to design, and connecting line adopts proof to external pressure hard tube it is adaptable to deep-sea
High external pressure environment.
2nd, corrosion-resistant:Patent of the present invention adopts Stainless steel 316 L material, and resistance to corrosion seawater is strong.
3rd, high working efficiency:Patent of the present invention directly can carry out flow supply to system in low pressure by bypass,
Then flow supply is carried out to system by the secondary booster of supercharger during high pressure it is achieved that the two-way of flow rate of hydraulic system supplies,
Improve work efficiency.
4th, flow pulsation is little:Patent of the present invention adopts two-way function plunger automatic reverse structure, and the flow eliminating plunger is empty
Journey, more existing single effect piston reciprocation motor type supercharger has the advantages that supply flow rate is continuous, it is little to pulse.
5th, changement is reliable:The changement of patent of the present invention, when plunger does not go to extreme position, definitely cannot change
To until plunger top is to hydraulicchange-over valve core, switching valve is surged after commutation, plunger adverse movement.Switching valve commutates by hydraulic pressure control
System, decreases and is mechanically connected the impact causing, and improves service life.
6th, Non-energy-consumption:Commutated it is not necessary to the signal of telecommunication using pure mechanic structure, underwater operation is more reliable, and Non-energy-consumption.
Brief description
Fig. 1 is the hydraulic schematic diagram of the present invention;
Fig. 2 is plunger right lateral hydraulic diagram of the present invention;
Fig. 3 is plunger left lateral hydraulic diagram of the present invention;
Fig. 4 is present configuration schematic diagram;
Fig. 5 is hydraulicchange-over valve core graphics.
Specific embodiment
Illustrate below in conjunction with the accompanying drawings and the present invention is described in more detail:
In conjunction with Fig. 1~5, two-way column plug cylinder is made up of plunger PL and cylinder body, and plunger rod 25 is in centre, two ends fixed piston 18
With piston 27, it is respectively adopted O-ring seal 20 between two-piston and plunger rod 25 and O-ring seal 24 realizes end face seal, post
Stopper rod 25 two ends are screw thread, by nut 17 and nut 28 fixed piston 18 and piston 27 respectively.Cylinder body is by cylinder shoulder 47 by a left side
Cylinder body 16 and right cylinder body 40 connect.Pass through O-ring seal 21 respectively and O-ring seal 23 realizes end face seal.Cylinder shoulder 47 and post
Stopper rod 25 realizes axial dynamic sealing by O-ring seal 22, and piston passes through O-ring seal 19 and O-ring seal with left and right cylinder body
26 realize axial dynamic sealing.Left and right cylinder body has fluid passage opening, and unnecessary opening uses taper thread plug 6 and taper thread to block up respectively
37 block, and taper thread plug twines raw material band.Cylinder end caps 8 and cylinder end caps 36 have hydraulicchange-over valve core cavity 13 and liquid
Move to spool chamber 31, pass through O-ring seal 14 and O-ring seal with hydraulicchange-over valve core 10 and hydraulicchange-over valve core 34 respectively
30 realize axial dynamic sealing.Valve element contact is respectively protruding in low pressure chamber L1 and low pressure chamber L2.Cylinder end caps 8 and 36 points of cylinder end caps
O-ring seal 15 and O-ring seal 29 Tong Guo not realize end face seal.
Automatic reversing mechanism, the action control switching valve core 2 by hydraulicchange-over valve core 10 or hydraulicchange-over valve core 34 is sliding
Dynamic, switching valve core 2 realizes radial seal with valve pocket 46 using combined seal ring 44, and valve pocket 46 adopts O with switching valve chest 48
Radial seal realized by type sealing ring 45, and the axial location of valve pocket 46 and switching valve core 2 is right by switching valve left end cap 3 and switching valve
End cap 42 is fixing, is respectively adopted soket head cap screw 1 and soket head cap screw 41 is fixing.Switching valve core 2 and switching valve left end cap 3 and
Pass through combined seal ring 4 respectively between right end cap 42 and combined seal ring 43 realizes radial seal.Switching valve chest 48 and left cylinder
16 and right cylinder body 40 carry out end face seal with O-ring seal 5 and O-ring seal 38 respectively.Automatic reversing mechanism outlet T1 and
T2 is connected with water return outlet T.Switching valve S2 mouth is communicated with left side hydraulicchange-over valve core cavity, switching valve S1 mouth and right side hydraulicchange-over valve
Core cavity communicates, and is connected with titanium alloy tube 7 and titanium alloy tube 39 respectively.Hydraulicchange-over valve core 10 and hydraulicchange-over valve core 34 fill respectively
Stage clip 11 and stage clip 33, hydraulicchange-over valve core end cap 9 and hydraulicchange-over valve core end cap 35 is had to fix hydraulic control valve core 10 respectively
With hydraulicchange-over valve core 34, and pass through O-ring seal 12 and O-ring seal 32 respectively to realize end face close with left and right cylinder end caps
Envelope.Hydraulicchange-over valve core end cap opening is connected with water return outlet T.The voltage supply mouth of left and right cylinder end caps respectively with switching valve low pressure port P
Connection.
As shown in hydraulic schematic diagram of the present invention, it is made up of two-way column plug cylinder, automatic reversing mechanism, check valve.Two-way column
Plug cylinder rod chamber is high pressure chest, and rodless cavity is low pressure chamber, and plunger PL two ends are two low pressure chamber, are low pressure chamber L1 and low pressure respectively
Chamber L2, middle is two high pressure chests, is high pressure chest H1 and high pressure chest H2 respectively.Two high pressure chests have one group of check valve respectively,
Every group of check valve has two, and check valve CV6 import is communicated with high pressure chest H1, and check valve CV3 import is communicated with high pressure chest H2, unidirectional
Valve CV6 and check valve CV3 outlet is communicated with high-pressure mouth HP jointly, and check valve CV5 outlet is communicated with high pressure chest H1, check valve CV2
Outlet is communicated with high pressure chest H2, and check valve CV5 import and check valve CV2 import interconnect.Check valve CV7 import and low pressure chamber
L1 communicates, and check valve CV8 import is communicated with low pressure chamber L2, and check valve CV7 outlet and check valve CV8 outlet are entered with check valve CV5
Mouth and check valve CV2 import interconnect.Check valve CV1 outlet and check valve CV4 outlet are communicated with high-pressure mouth HP, check valve
CV1 import is communicated with low pressure chamber L1, and check valve CV4 import is communicated with low pressure chamber L2.Switching valve PCV outlet and water return outlet are respectively
Connection low pressure chamber L1 and low pressure chamber L2.Hydraulic power source outlet meets supercharger low pressure port P, and hydraulic power source suction inlet takes back mouth of a river T, high pressure
Mouth HP connection hydraulic actuating mechanism.Pipeline is connected by proof to external pressure hard tube.
When stock solution potential source output pressure disclosure satisfy that system requirements, liquid directly can pass through P mouth, successively through check valve
CV1 (or CV4), CV7 (or CV8), CV5, CV6, CV2, CV3, finally flow to high-pressure mouth HP, improve work under lower pressure environment
Efficiency.
When stock solution potential source output pressure can not meet system requirements, plunger right lateral hydraulic pressure hydraulic pressure is illustrated as shown in Fig. 2 mistake
Journey is as follows:When plunger PL reaches limit on the left position, PVC Vavle switching to right position, sea water flows into low pressure chamber L1 through P mouth, and passes through
Check valve CV7, CV2 enter high pressure chest H2, move right with plunger PL, and in high pressure chest H1, sea water enters height through check valve CV6
Press mouth HP, low pressure chamber L2 sea water flows back to hydraulic power source suction inlet through T mouth simultaneously, until plunger PL reaches limit on the right-right-hand limit position and completes once
Plunger right lateral moves.
Plunger left lateral hydraulic pressure hydraulic pressure is illustrated as shown in figure 3, process is as follows:When plunger PL reaches limit on the right-right-hand limit position, PVC valve
Switch to left position, sea water through P mouth flow into low pressure chamber L2, and by check valve CV8, CV5 enter high pressure chest H1, with plunger PL to
Left movement, in high pressure chest H2, sea water enters high-pressure mouth HP through check valve CV3, and low pressure chamber L1 sea water flows back to hydraulic power source through T mouth simultaneously
Suction inlet, until plunger PL reaches limit on the right-right-hand limit position and completes a plunger left movement.Subsequent time proceeds plunger right lateral
Motion.Plunger PL, by moving back and forth with upper type, realizes supercharger automatic reverse.
Automatic reversing mechanism structure is as shown in Figure 4.Work process is as follows:When plunger PL does not move to Derivative limit on the left or on the right, cut
Change valve S1 mouth all to connect with the suction inlet T (water return outlet of supercharger) of source hydraulic power source with S2 mouth, due to switching valve core 2 about pressure
Dynamic balance, valve element is failure to actuate;Until plunger PL moves to position limit it is assumed that being limit on the right-right-hand limit, hydraulicchange-over valve core 34 is backed down,
Switching valve S1 mouth is connected with the outlet P (supercharger low pressure port) of stock solution potential source, simultaneously switches off the connection with T mouth, due in work
During work, P mouth pressure is more than T mouth pressure, switches valve core 2 about force unbalance, valve element side shifting to the left, until switching
To next state, now to left movement, hydraulicchange-over valve core 34 is released liquid driven plunger PL, switching valve S1 mouth and S2 mouth
Connect with T mouth, switching valve core 2 reaches poised state again again simultaneously;When plunger PL moves to limit on the left position, surge and change
Backed down to valve element 10, switching valve S2 mouth is connected with P mouth, simultaneously switched off the connection with T mouth, switched valve core 2 side shifting to the right,
The flow direction of water is switched again, plunger PL side shifting to the right, and hydraulicchange-over valve core 10 is released, switching valve S1 mouth and S2 mouth
Connect with T mouth, valve element 2 reaches poised state simultaneously.Go round and begin again, realize automatically moving back and forth.
A kind of automatic reverse seawater boost device that can be applicable to abyssal environment of the present invention, it is by two-way column plug cylinder, certainly move
To mechanism, check valve composition.Two-way column plug cylinder rod chamber is high pressure chest, and rodless cavity is low pressure chamber, and plunger PL two ends are low for two
Pressure chamber, middle is two high pressure chests.Two high pressure chests have one group of check valve respectively, and every group of check valve has two, check valve CV6
Import is communicated with high pressure chest H1, and check valve CV3 import is communicated with high pressure chest H2, check valve CV6 and check valve CV3 outlet common with
High-pressure mouth HP communicates, and check valve CV5 outlet is communicated with high pressure chest H1, and check valve CV2 outlet is communicated with high pressure chest H2, check valve
CV5 import and check valve CV2 import interconnect.Check valve CV7 import is communicated with low pressure chamber L1, check valve CV8 import with low
Pressure chamber L2 communicates, and check valve CV7 outlet is mutually connected with check valve CV5 import and check valve CV2 import with check valve CV8 outlet
Logical.Check valve CV1 outlet and check valve CV4 outlet are communicated with high-pressure mouth HP, and check valve CV1 import is communicated with low pressure chamber L1, single
Communicate to valve CV4 import with low pressure chamber L2.Switching valve outlet and water return outlet are respectively communicated with low pressure chamber L1 and low pressure chamber L2.Hydraulic pressure
Source outlet meets supercharger low pressure port P, and water return outlet T connects hydraulic power source suction inlet, and high-pressure mouth HP connects hydraulic actuating mechanism.Pipeline
It is connected by proof to external pressure hard tube.
Two-way column plug cylinder is made up of plunger PL and cylinder body, plunger rod in centre, two ends fixed piston, piston and plunger rod it
Between end face seal is realized using O-ring seal, plunger rod two ends be screw thread, by nut fixed piston.Cylinder body is takeed on by cylinder will
Left cylinder and right cylinder body connect.Respectively end face seal is realized by O-ring seal.Cylinder shoulder is real by O-ring seal with plunger rod
Now axial dynamic sealing, piston realizes axial dynamic sealing with left and right cylinder body by O-ring seal.Left and right cylinder body has fluid passage to open
Mouthful, unnecessary opening taper thread plug blocks, and taper thread plug twines raw material band.Cylinder end caps have hydraulicchange-over valve core cavity, with
Hydraulicchange-over valve core realizes axial dynamic sealing by O-ring seal.Valve element contact stretches into low pressure intracavity.Cylinder end caps are passed through O-shaped
End face seal realized by sealing ring.
Automatic reversing mechanism, is slided by the action control switching valve core of hydraulicchange-over valve core, switches valve core and valve pocket
Radial seal is realized using combined seal ring, valve pocket and switching valve chest realize radial seal using O-ring seal, valve pocket and cutting
The axial location changing valve core is fixed by switching valve left end cap and switching valve right end cap, is fixed using soket head cap screw.Switching valve
Between valve element and switching valve left end cap and right end cap, radial seal is realized by combined seal ring.Switching valve chest and left cylinder and the right side
Cylinder body carries out end face seal with O-ring seal respectively.Automatic reversing mechanism outlet T1 with T2 is connected with water return outlet T.Switching valve
S2 mouth is communicated with left side hydraulicchange-over valve core cavity, and switching valve S1 mouth is communicated with right side hydraulicchange-over valve core cavity, uses titanium alloy respectively
Pipe connects.Hydraulicchange-over valve core is respectively provided with stage clip, and hydraulicchange-over valve core end cap fixes hydraulic control valve core, and respectively with left,
Right cylinder end caps realize end face seal by O-ring seal.Hydraulicchange-over valve core end cap opening is connected with water return outlet T.Left and right cylinder
The voltage supply mouth of body end lid is connected with switching valve low pressure port P respectively.
Check valve CV1, CV2, CV3, CV4, CV5, CV6, CV7, CV8, from proof to external pressure structure, using Stainless steel 316 L material
Material.
Hydraulicchange-over valve core one end is that column type carries out radial seal with cylinder end caps, in valve element action, realizes axially
Dynamic sealing.The hydraulicchange-over valve core other end is triangular prism, with the cooperation of hydraulicchange-over valve core end cap opening, has guide effect, and
Ensure liquid communication.Valve element main paragraph two ends are taper seat, form circular cone with hydraulicchange-over valve core end cap and cylinder end caps respectively
Sealing.
Stage clip material is Stainless steel 316 L.
Switching valve element switching valve S2 mouth and the sealed section that communicates of switching valve S1 mouth amass diameter, and to be less than valve element commutation main body close
Envelope sectional area diameter, reduces the flow driving commutation required.
A kind of automatic reverse seawater boost device that can be applicable to abyssal environment of the present invention, it is by two-way column plug cylinder, certainly move
To mechanism, check valve composition.Two-way column plug cylinder rod chamber is high pressure chest, and rodless cavity is low pressure chamber, and plunger PL two ends are low for two
Pressure chamber, middle is two high pressure chests.Two high pressure chests have one group of check valve respectively, and every group of check valve has two, check valve CV6
Import is communicated with high pressure chest H1, and check valve CV3 import is communicated with high pressure chest H2, check valve CV6 and check valve CV3 outlet common with
High-pressure mouth HP communicates, and check valve CV5 outlet is communicated with high pressure chest H1, and check valve CV2 outlet is communicated with high pressure chest H2, check valve
CV5 import and check valve CV2 import interconnect.Check valve CV7 import is communicated with low pressure chamber L1, check valve CV8 import with low
Pressure chamber L2 communicates, and check valve CV7 outlet is mutually connected with check valve CV5 import and check valve CV2 import with check valve CV8 outlet
Logical.Check valve CV1 outlet and check valve CV4 outlet are communicated with high-pressure mouth HP, and check valve CV1 import is communicated with low pressure chamber L1, single
Communicate to valve CV4 import with low pressure chamber L2.Switching valve outlet and water return outlet are respectively communicated with low pressure chamber L1 and low pressure chamber L2.Hydraulic pressure
Source outlet meets supercharger low pressure port P, and water return outlet T connects hydraulic power source suction inlet, and high-pressure mouth HP connects hydraulic actuating mechanism.Pipeline
It is connected by proof to external pressure hard tube.
Two-way column plug cylinder is made up of plunger PL and cylinder body, plunger rod in centre, two ends fixed piston, piston and plunger rod it
Between end face seal is realized using O-ring seal, plunger rod two ends be screw thread, by nut fixed piston.Cylinder body is takeed on by cylinder will
Left cylinder and right cylinder body connect.Respectively end face seal is realized by O-ring seal.Cylinder shoulder is real by O-ring seal with plunger rod
Now axial dynamic sealing, piston realizes axial dynamic sealing with left and right cylinder body by O-ring seal.Left and right cylinder body has fluid passage to open
Mouthful, unnecessary opening taper thread plug blocks, and taper thread plug twines raw material band.Cylinder end caps have hydraulicchange-over valve core cavity, with
Hydraulicchange-over valve core realizes axial dynamic sealing by O-ring seal.Valve element contact stretches into low pressure intracavity.Cylinder end caps are passed through O-shaped
End face seal realized by sealing ring.
Automatic reversing mechanism is slided by the action control switching valve core of hydraulicchange-over valve core, and switching valve core is adopted with valve pocket
Realize radial seal with combined seal ring, valve pocket realizes radial seal, valve pocket and switching with switching valve chest using O-ring seal
The axial location of valve core is fixed by switching valve left end cap and switching valve right end cap, is fixed using soket head cap screw.Switching valve valve
Between core and switching valve left end cap and right end cap, radial seal is realized by combined seal ring.Switching valve chest and left cylinder and right cylinder
Body carries out end face seal with O-ring seal respectively.Automatic reversing mechanism outlet T1 with T2 is connected with water return outlet T.Switching valve S2
Mouth is communicated with left side hydraulicchange-over valve core cavity, and switching valve S1 mouth is communicated with right side hydraulicchange-over valve core cavity, uses titanium alloy tube respectively
Connect.Hydraulicchange-over valve core is respectively provided with stage clip, and hydraulicchange-over valve core end cap fixes hydraulic control valve core, and respectively with left and right
Cylinder end caps realize end face seal by O-ring seal.Hydraulicchange-over valve core end cap opening is connected with water return outlet T.Left and right cylinder body
The voltage supply mouth of end cap is connected with switching valve low pressure port P respectively.
Check valve CV1, CV2, CV3, CV4, CV5, CV6, CV7, CV8, from proof to external pressure structure, using Stainless steel 316 L material
Material.
Hydraulicchange-over valve core one end is that column type carries out radial seal with cylinder end caps, in valve element action, realizes axially
Dynamic sealing.The hydraulicchange-over valve core other end is triangular prism, with the cooperation of hydraulicchange-over valve core end cap opening, has guide effect, and
Ensure liquid communication.Valve element main paragraph two ends are taper seat, form circular cone with hydraulicchange-over valve core end cap and cylinder end caps respectively
Sealing.
Stage clip material is Stainless steel 316 L.
The sealed section that switching valve element is communicated with switching valve S2 mouth and switching valve S1 mouth amasss diameter and is less than valve element commutation main body
Sealed section amasss diameter, reduces the flow driving commutation required.
Claims (3)
1. a kind of automatic reverse seawater boost device that can be applicable to abyssal environment, is characterized in that:Including switching valve, commutation of surging
Valve, switching valve is arranged on hydraulicchange-over valve;Switching valve includes switching valve chest and is arranged on the switching in switching valve chest
Valve core, switching valve chest arranges the first outlet, the second outlet and switching valve low tension outlet, the first outlet and the
Two outlets all connect water return outlet, and switching valve low tension outlet connects switching valve low pressure port, and switching valve valve element axial location is by switching
Valve left end cap and switching valve right end cap are fixed, and on switching valve left end cap, setting the first switching valve outlet port, switching valve right end cap sets
Put the second switching valve outlet port;Hydraulicchange-over valve includes left cylinder, right cylinder body, left cylinder end cap, right cylinder end caps, cylinder shoulder, plunger
Bar, left piston, right piston, left hydraulicchange-over valve core, right hydraulicchange-over valve core, cylinder shoulder is arranged between left cylinder and right cylinder body,
Left cylinder cylinder cap is arranged on the end of left cylinder, and right cylinder block and head is arranged on the end of right cylinder body, and left piston is arranged on left cylinder
In, right piston is arranged in right cylinder body, and plunger rod is takeed on through cylinder and is arranged on left piston and right piston, left cylinder cylinder cap and
Form the first low pressure chamber between left piston, between left piston and cylinder shoulder, form the first high pressure chest, right cylinder block and head and right piston it
Between form the second low pressure chamber, form the second high pressure chest between right piston and cylinder shoulder, hydraulicchange-over valve is installed in left cylinder end cap end
Core left end cap, arranges hydraulicchange-over valve core left chamber, it is left that left hydraulicchange-over valve core is arranged on hydraulicchange-over valve core in left cylinder end cap
In chamber, left cylinder end cap arranges left voltage supply mouth, left chamber outlet, left voltage supply mouth connects switching valve low pressure port, left chamber outlet is passed through
Pipeline connection second switches valve outlet port, and hydraulicchange-over valve core left end cap arranges left end cover gab, left end cap open communication backwater
Mouthful, hydraulicchange-over valve core right end cap is installed in right cylinder end caps end, arranges hydraulicchange-over valve core right chamber, right liquid in right cylinder end caps
Dynamic reversing valve core is arranged in hydraulicchange-over valve core right chamber, and right cylinder body end lid arranges right voltage supply mouth, right chamber outlet, right voltage supply mouth
Connection switching valve low pressure port, right chamber outlet switches valve outlet port by pipeline connection first, and hydraulicchange-over valve core right end cap is arranged
Right-hand member cover gab, right end cap open communication water return outlet.
2. a kind of automatic reverse seawater boost device that can be applicable to abyssal environment according to claim 1, is characterized in that:Left
Hydraulicchange-over valve core one end is that column type carries out radial seal with left cylinder end cap, and the left hydraulicchange-over valve core other end is to have to lead
To the triangular prism of effect, coordinate with left end cover gab, right hydraulicchange-over valve core is identical with left hydraulicchange-over valve cored structure.
3. a kind of automatic reverse seawater boost device that can be applicable to abyssal environment according to claim 1 and 2, its feature
It is:The sectional area diameter of the first switching valve outlet port and the second switching valve outlet port is less than switching valve spool sectional area diameter.
Priority Applications (1)
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CN201510319600.9A CN104912855B (en) | 2015-06-11 | 2015-06-11 | A kind of automatic reverse seawater boost device that can be applicable to abyssal environment |
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CN201510319600.9A CN104912855B (en) | 2015-06-11 | 2015-06-11 | A kind of automatic reverse seawater boost device that can be applicable to abyssal environment |
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CN104912855B true CN104912855B (en) | 2017-03-01 |
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CN201510319600.9A Expired - Fee Related CN104912855B (en) | 2015-06-11 | 2015-06-11 | A kind of automatic reverse seawater boost device that can be applicable to abyssal environment |
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JP6673554B2 (en) | 2017-04-28 | 2020-03-25 | Smc株式会社 | Pressure intensifier and cylinder device having the same |
CN108457929B (en) * | 2018-03-30 | 2019-07-30 | 重庆维庆液压机械有限公司 | A kind of hydraulic control device |
CN108612684B (en) * | 2018-06-29 | 2019-12-31 | 中国矿业大学(北京) | Automatic switching continuous liquid injection supercharging device |
CN109185239A (en) * | 2018-09-10 | 2019-01-11 | 深圳市中粤海洋能源科技有限公司 | A kind of tidal power generation pressure charging system |
CN112178006B (en) * | 2020-08-21 | 2022-12-09 | 合肥长源液压股份有限公司 | Automatic reversing hydraulic cylinder |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2214051A1 (en) * | 1973-01-12 | 1974-08-09 | Flow Research Inc | |
CN2280792Y (en) * | 1996-12-24 | 1998-05-06 | 南京理工大学 | Two-direction hydraulic booster |
CN2388387Y (en) * | 1999-06-07 | 2000-07-19 | 山东矿业学院 | Three-purpose valve test table automatic intensifier |
DE102007017665A1 (en) * | 2007-04-14 | 2008-10-16 | Uwe Hammer | Hydraulic pressure intensifier for machine tool has a second switch valve located between a first selector valve and a low-pressure cylinder |
CN102072217A (en) * | 2011-02-19 | 2011-05-25 | 郑州煤机液压电控有限公司 | Double-acting automatic pressure increasing valve |
CN204729368U (en) * | 2015-06-11 | 2015-10-28 | 哈尔滨工程大学 | A kind of automatic reverse seawater boost device that can be applicable to abyssal environment |
-
2015
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Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2214051A1 (en) * | 1973-01-12 | 1974-08-09 | Flow Research Inc | |
CN2280792Y (en) * | 1996-12-24 | 1998-05-06 | 南京理工大学 | Two-direction hydraulic booster |
CN2388387Y (en) * | 1999-06-07 | 2000-07-19 | 山东矿业学院 | Three-purpose valve test table automatic intensifier |
DE102007017665A1 (en) * | 2007-04-14 | 2008-10-16 | Uwe Hammer | Hydraulic pressure intensifier for machine tool has a second switch valve located between a first selector valve and a low-pressure cylinder |
CN102072217A (en) * | 2011-02-19 | 2011-05-25 | 郑州煤机液压电控有限公司 | Double-acting automatic pressure increasing valve |
CN204729368U (en) * | 2015-06-11 | 2015-10-28 | 哈尔滨工程大学 | A kind of automatic reverse seawater boost device that can be applicable to abyssal environment |
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