CN110374958A - Accumulator and hydraulic cylinder set composite - Google Patents
Accumulator and hydraulic cylinder set composite Download PDFInfo
- Publication number
- CN110374958A CN110374958A CN201910784138.8A CN201910784138A CN110374958A CN 110374958 A CN110374958 A CN 110374958A CN 201910784138 A CN201910784138 A CN 201910784138A CN 110374958 A CN110374958 A CN 110374958A
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- Prior art keywords
- barrel
- energy storage
- cylinder
- hydraulic
- accumulator
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- 239000002131 composite material Substances 0.000 title claims abstract description 20
- 238000004146 energy storage Methods 0.000 claims abstract description 84
- 238000007789 sealing Methods 0.000 claims abstract description 31
- 239000012530 fluid Substances 0.000 claims abstract description 19
- 238000009825 accumulation Methods 0.000 claims description 27
- 239000002828 fuel tank Substances 0.000 claims description 22
- 238000003860 storage Methods 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000005611 electricity Effects 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 241000009298 Trigla lyra Species 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000010349 pulsation Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Classifications
-
- 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
- F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
- F15B1/02—Installations or systems with accumulators
-
- 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
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
-
- 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
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1447—Pistons; Piston to piston rod assemblies
- F15B15/1452—Piston sealings
Abstract
The present invention provides accumulators and hydraulic cylinder set composite, belong to machinery manufacturing technology field, including Barrel of Hydraulic Cylinders, the outer ring of Barrel of Hydraulic Cylinders is equipped with coaxial accumulator cylinder barrel, the cylinder bottom sealed with the two is equipped in one end of Barrel of Hydraulic Cylinders and accumulator cylinder barrel axial direction, the other end is equipped with the cylinder head sealed with the two, cylinder bottom, Barrel of Hydraulic Cylinders and cylinder head form hydraulic cavities, cylinder bottom, accumulator cylinder barrel and cylinder head form energy storage chamber, the piston rod for sealing and being slidably connected with Barrel of Hydraulic Cylinders is equipped in hydraulic cavities, hydraulic cavities are equipped with the rodless cavity hydraulic fluid port communicated therewith far from the output end of piston rod, output end close to piston rod is equipped with the rod chamber hydraulic fluid port communicated therewith.Accumulator and hydraulic cylinder setting are integrated by the present invention, so that structure is more compact, are greatly reduced equipment volume, are simplified connecting line, reduce system pressure loss caused by pipeline, be particularly suitable for big flow application field.
Description
Technical field
The invention belongs to machinery manufacturing technology fields, are related to the compound cylinder apparatus of gas-liquid more particularly to accumulator and hydraulic cylinder
Set composite.
Background technique
Accumulator is one of hydropneumatic system energy savings device.It is in due course the energy in system
Being changed into compression energy or position can store, and can be changed into the energy such as hydraulic or air pressure when system needs, and by compression energy or position
And release, feed system is mended again, and when system instantaneous pressure increases, the energy of this part is can be absorbed in it, to guarantee
Whole system pressure is normal.
Hydraulic cylinder is that hydraulic energy is changed into mechanical energy, the hydraulic of straight reciprocating motion (or pendulum motion) is done and executes member
Part.Its structure is simple, reliable operation.Deceleration device when realizing reciprocating motion, can be removed from it, and do not have drive gap,
Movement is steady, therefore is used widely in the hydraulic system of various machinery, and hydraulic cylinder, can be with other than individually use
It combines two or morely or gets up to use with other Mechanism Combinations, to complete special function.
During actual use, can accumulator be often set between hydraulic station and hydraulic cylinder, accumulator is hydraulic
Can play the role of in cylinder it is following, 1, assist power supply, after accumulator is set, that is, a lower-powered pump can be selected, with
The power for reducing main transmission, keeps the scale of entire hydraulic system small, light-weight, cheap;2, make urgent power source, to certain
System demand when pump breaking-out defect or have a power failure (fuel feeding for fulfiling element is suddenly stopped) when, fulfiling element should persistently finish necessity
Movement, such as the sake of security, in this case, demand has the accumulator of appropriate capacity to make urgent power source;3, more
Mend and leak out and adhere to constant pressure, be failure to actuate for a long time about element is fulfiled, and to adhere to the system of steady pressure, can with accumulator come
It compensates for and leaks out, so that pressure be made to stablize;5, hydraulic shock is absorbed, the liquid activity breaking-out in pipeline sharply changes, and the punching that breaks out
It hits pressure (oil is hit), this surge often leads to appearance, element and water-tight equipment breaking-out defect or even damage in system
Perhaps pipeline is broken with, and system can additionally be made to break out significant oscillation, is stored if installing before control valve or hydraulic cylinder impulse source
Energy device, i.e., absorbable peace delay this impact absorbing pulsation, lower noise reducing, and no matter using which kind of above function, accumulator is all
City's purchased items of use determine the specification and model of accumulator, directly adopt pipeline and be attached according to the occasion of actual use,
Realize set function, this application method, piping connection is more complicated, and built-up time is long, and occupied space is larger.
Summary of the invention
The problem to be solved in the present invention is to be to provide the set composite of a kind of accumulator and hydraulic cylinder, by accumulator and liquid
Cylinder pressure setting is integrated, so that structure is more compact, is greatly reduced equipment volume, is simplified connecting line, caused by reducing pipeline
System pressure loss is particularly suitable for big flow application field.
In order to solve the above technical problems, the technical solution adopted by the present invention is that: accumulator and hydraulic cylinder set composite, including
The outer ring of Barrel of Hydraulic Cylinders, the Barrel of Hydraulic Cylinders is equipped with coaxial accumulator cylinder barrel, in the Barrel of Hydraulic Cylinders and accumulator
One end of cylinder barrel axial direction is equipped with the cylinder bottom sealed with the two, and the other end is equipped with the cylinder head sealed with the two, the cylinder bottom, hydraulic cylinder
Cylinder barrel and cylinder head form hydraulic cavities, and the cylinder bottom, accumulator cylinder barrel and cylinder head form energy storage chamber;
The piston rod for sealing and being slidably connected with the Barrel of Hydraulic Cylinders is equipped in the hydraulic cavities, the hydraulic cavities are separate
The output end of the piston rod is equipped with the rodless cavity hydraulic fluid port communicated therewith, is equipped with and communicates therewith close to the output end of the piston rod
Rod chamber hydraulic fluid port;
Equipped at least one, energy storage piston that is coaxial and being slidably connected, the energy storage chamber are equipped in the energy storage chamber
At least one accumulation of energy pouring orifice and charge valve for communicating therewith, the accumulation of energy pouring orifice and charge valve are located at the energy storage piston
Two sides.
Further, the piston rod includes piston plate and output rod, the outer ring of the piston plate and the hydraulic cylinder
It is equipped with sealing ring between cylinder inner ring, sealing ring, institute are equipped between the inner ring of the energy storage piston and the Barrel of Hydraulic Cylinders outer ring
It states and is equipped with sealing ring between the outer ring of energy storage piston and the accumulator cylinder barrel inner ring.
Further, the quantity of the energy storage piston is one, the inner ring of the energy storage piston and the Barrel of Hydraulic Cylinders
Outer ring sealed set and be slidably connected, the inner ring sealed set and cunning of the outer ring of the energy storage piston and the accumulator cylinder barrel
Dynamic connection, the energy storage chamber is equipped with the accumulation of energy pouring orifice communicated therewith far from the output end of the piston rod, close to the piston
The output end of bar is equipped with the charge valve communicated therewith.
Further, the quantity of the energy storage piston is one, the inner ring of the energy storage piston and the Barrel of Hydraulic Cylinders
Outer ring sealed set and be slidably connected, the inner ring sealed set and cunning of the outer ring of the energy storage piston and the accumulator cylinder barrel
Dynamic connection, the energy storage chamber is equipped with the charge valve communicated therewith far from the output end of the piston rod, close to the piston rod
Output end is equipped with the accumulation of energy pouring orifice communicated therewith.
Further, the cylinder head, cylinder bottom are with the accumulator cylinder barrel by sealing ring and its sealed connection, and set
Have a sealing ring, the cylinder head, cylinder bottom middle part extend into the inner wall setting of the Barrel of Hydraulic Cylinders and by sealing ring and its
Sealed connection.
Further, the middle part of the energy storage chamber is equipped with the intermediate connecting body for being classified as two separate spaces, the storage
The quantity of energy piston is two and is located at the two sides of the intermediate connecting body, the inner ring of the energy storage piston and the hydraulic cylinder
The outer ring sealed set of cylinder and be slidably connected, the inner ring sealed set of the outer ring of the energy storage piston and the accumulator cylinder barrel and
It is slidably connected, the energy storage chamber both ends are equipped with the accumulation of energy pouring orifice being connected to its inside, and the intermediate connecting body, which is equipped with, to be divided
The charge valve not being connected to two separate spaces of energy storage chamber.
Further, the energy storage chamber is equipped with the first pouring orifice, first pouring orifice far from one end of the piston rod
Setting is connected to the first fuel tank after passing sequentially through the first check valve and the first solenoid valve, the control flow direction of first check valve is
From the first fuel tank to the energy storage chamber;
The energy storage chamber is equipped with the second pouring orifice close to one end of the piston rod, and second pouring orifice passes sequentially through the
Setting is connected to after two solenoid valves and second one-way valve with the second fuel tank, the control flow direction of the second one-way valve is from the second fuel tank
To the energy storage chamber;
The rod chamber hydraulic fluid port of the hydraulic cavities is connected to by the first pipeline with first fuel tank, and first pipeline is located at
Between first solenoid valve and the first check valve, the rodless cavity hydraulic fluid port is connected to by the second pipeline with second fuel tank,
Second pipeline is located between the second solenoid valve and second one-way valve.
Compared with prior art, the present invention has the advantage that as follows with good effect.
1, the present invention, which is equivalent to, meets the structure being integrated for independent hydraulic cylinder and accumulator, and numerous parts can be total to
With reducing the quantity of part, and accumulator and hydraulic cylinder composite construction can greatly reduce equipment volume, reduce equipment
Occupied space also facilitates the overall applicability of subsequent other equipment so that structure is more compact;
2, composite construction can simplify connecting line, reduces system pressure loss, especially big flow caused by pipeline and answers
With field, the efficiency of output is improved, the movement velocity of piston plate and piston rod can be promoted, promotes the speed and efficiency of acting;
3, sealing ring is equipped in this structure between the outer ring of energy storage piston and accumulator cylinder barrel inner ring, after sealing ring is set,
The leakproofness cooperated between part can be promoted, sealing effect is better, and effective power is higher, and structure is more stable, cylinder head, cylinder bottom with
Accumulator cylinder barrel is equipped with sealing ring by sealing ring and its sealed connection, cylinder head, cylinder bottom middle part extend into hydraulic cylinder
The inner wall of cylinder barrel is arranged and by sealing ring and its sealed connection, this connection structure is simple, good airproof performance, stable structure.
Detailed description of the invention
The attached drawing for constituting a part of the invention is used to provide further understanding of the present invention, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of accumulator of the present invention Yu hydraulic cylinder set composite embodiment 1;
Fig. 2 is the structural schematic diagram of accumulator of the present invention Yu hydraulic cylinder set composite embodiment 2;
Fig. 3 is the structural schematic diagram of accumulator of the present invention Yu hydraulic cylinder set composite embodiment 3;
Fig. 4 is the structural schematic diagram of accumulator of the present invention Yu 3 practical application of hydraulic cylinder set composite embodiment.
Appended drawing reference:
1, cylinder bottom;2, rodless cavity hydraulic fluid port;3, the first pouring orifice;4, Barrel of Hydraulic Cylinders;5, accumulator cylinder barrel;6, piston plate;
7, energy storage piston;8, intermediate connecting body;9, charge valve;11, cylinder head;12, the second pouring orifice;13, rod chamber hydraulic fluid port;14, it exports
Bar;21, the first check valve;22, the first solenoid valve;23, the first fuel tank;24, second solenoid valve;25, second one-way valve;26,
Two fuel tanks.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply phase
To importance or implicitly indicate the quantity of indicated technical characteristic.The feature for defining " first ", " second " etc. as a result, can
To explicitly or implicitly include one or more of the features.In the description of the present invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can
To be mechanical connection, it is also possible to be electrically connected;It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
Specific embodiments of the present invention will now be described in detail with reference to the accompanying drawings.
As shown in Figure 1 to 4, the present invention is accumulator and hydraulic cylinder set composite, including Barrel of Hydraulic Cylinders 4, hydraulic cylinder
The outer ring of cylinder barrel 4 is equipped with coaxial accumulator cylinder barrel 5, is equipped with and two in the axial one end of Barrel of Hydraulic Cylinders 4 and accumulator cylinder barrel 5
The cylinder bottom 1 of person's sealing, the other end are equipped with the cylinder head 11 sealed with the two, and cylinder bottom 1, Barrel of Hydraulic Cylinders 4 and cylinder head 11 form hydraulic
Chamber, cylinder bottom 1, accumulator cylinder barrel 5 and cylinder head 11 form energy storage chamber;
The piston rod for sealing and being slidably connected with Barrel of Hydraulic Cylinders 4 is equipped in hydraulic cavities, hydraulic cavities are far from the defeated of piston rod
Outlet is equipped with the rodless cavity hydraulic fluid port 2 communicated therewith, and the output end close to piston rod is equipped with the rod chamber hydraulic fluid port 13 communicated therewith;
Equipped at least one, energy storage piston 7 that is coaxial and being slidably connected, energy storage chamber are equipped at least one in energy storage chamber
A accumulation of energy pouring orifice and charge valve 9 communicated therewith, accumulation of energy pouring orifice and charge valve 9 are located at the two sides of energy storage piston 7, and energy storage is living
Plug is ring structure, and internal diameter and Barrel of Hydraulic Cylinders 4 cooperate, outer diameter and the cooperation of accumulator cylinder barrel 5, cylinder bottom 1 and cylinder head 11 and liquid
Cylinder pressure cylinder barrel 4 and accumulator cylinder barrel 5 connect.
Preferably, piston rod includes piston plate 6 and output rod 14, and piston plate 6 and output rod 14 are coaxially disposed, output rod 14
Diameter be less than the diameter of piston plate 6, during practical application, piston plate 6 is equipped with Barrel of Hydraulic Cylinders 4, contact surface
Product is small relative to the contact area of entire piston rod, and operation is quicker, facilitates and realizes that the quick release of piston rod and retraction are dynamic
Make, sealing ring, the inner ring and Barrel of Hydraulic Cylinders 4 of energy storage piston 7 are equipped between 4 inner ring of outer ring and Barrel of Hydraulic Cylinders of piston plate 6
It is equipped with sealing ring between outer ring, is equipped with sealing ring between 5 inner ring of outer ring and accumulator cylinder barrel of energy storage piston 7, sealing ring is set
Afterwards, the leakproofness cooperated between part can be promoted, sealing effect is better, and effective power is higher, and structure is more stable.
Preferably, cylinder head 11, cylinder bottom 1 are with accumulator cylinder barrel 5 by sealing ring and its sealed connection, and are equipped with sealing
Circle, cylinder head 11, cylinder bottom 1 middle part extend into the inner wall setting of Barrel of Hydraulic Cylinders 4 and by sealing ring and its sealed connection,
This connection structure is simple, good airproof performance, stable structure.
Embodiment 1: the quantity of energy storage piston 7 is one, and the inner ring of energy storage piston 7 and the outer ring of Barrel of Hydraulic Cylinders 4 seal
It is arranged and is slidably connected, the outer ring of energy storage piston 7 and the inner ring sealed set of accumulator cylinder barrel 5 and be slidably connected, energy storage chamber is remote
Output end from piston rod is equipped with the accumulation of energy pouring orifice communicated therewith, and the output end close to piston rod is equipped with the inflation communicated therewith
Valve 9 is inflated by charge valve 9 first during practical application, energy storage piston 7 is pushed to the position of the leftmost side,
At this time close charge valve 9, then by accumulation of energy pouring orifice carry out oiling, energy storage piston 7 is pushed to the rightmost side backward, preshoot
The gas entered produces the effect of accumulation of energy, at this time close accumulation of energy pouring orifice, need using when, pass through solenoid valve, control pipe
Accumulation of energy pouring orifice is connected to by road with rodless cavity hydraulic fluid port 2, and energy storage piston 7 quickly releases energy, and piston rod is quickly released.
Embodiment 2: the quantity of energy storage piston 7 is one, and the inner ring of energy storage piston 7 and the outer ring of Barrel of Hydraulic Cylinders 4 seal
It is arranged and is slidably connected, the outer ring of energy storage piston 7 and the inner ring sealed set of accumulator cylinder barrel 5 and be slidably connected, energy storage chamber is remote
Output end from piston rod is equipped with the charge valve 9 communicated therewith, and the accumulation of energy note communicated therewith is equipped with close to the output end of piston rod
Hydraulic fluid port is inflated by charge valve 9 first, energy storage piston 7 is pushed to the position of the rightmost side, closes charge valve 9 at this time, so
Oiling is carried out by accumulation of energy pouring orifice afterwards, energy storage piston 7 is pushed to the leftmost side backward, the gas poured before produces accumulation of energy
Effect, at this time close accumulation of energy pouring orifice, need using when, by solenoid valve, control piper by accumulation of energy pouring orifice with have
Rod cavity hydraulic fluid port 13 is connected to, and energy storage piston 7 quickly releases energy, and realizes that piston rod quickly retracts.
Embodiment 3: the middle part of energy storage chamber is equipped with the intermediate connecting body 8 for being classified as two separate spaces, energy storage piston 7
Quantity is two and is located at the two sides of intermediate connecting body 8, the inner ring of energy storage piston 7 and the outer ring sealed set of Barrel of Hydraulic Cylinders 4
And be slidably connected, it the outer ring of energy storage piston 7 and the inner ring sealed set of accumulator cylinder barrel 5 and is slidably connected, energy storage chamber both ends are equal
Equipped with the accumulation of energy pouring orifice being connected to its inside, intermediate connecting body 8 is equipped with and is connected to respectively with two separate spaces of energy storage chamber
Charge valve 9.
The practical application example of embodiment 3, energy storage chamber are equipped with the first pouring orifice 3, the first oiling far from one end of piston rod
Mouth 3 is connected to setting, the control of the first check valve 21 with the first fuel tank 23 after passing sequentially through the first check valve 21 and the first solenoid valve 22
System flow direction is from the first fuel tank 23 to energy storage chamber;
Energy storage chamber is equipped with the second pouring orifice 12 close to one end of piston rod, and the second pouring orifice 12 passes sequentially through second solenoid valve
Be connected to setting after second one-way valve with the second fuel tank 26, the control flow direction of second one-way valve is from the second fuel tank 26 to accumulation of energy
Chamber;
The rod chamber hydraulic fluid port 13 of hydraulic cavities is connected to by the first pipeline with the first fuel tank 23, and the first pipeline is located at the first electromagnetism
Between valve 22 and the first check valve 21, rodless cavity hydraulic fluid port 2 is connected to by the second pipeline with the second fuel tank 26, and the second pipeline is located at the
Between two solenoid valves and second one-way valve.
In the actual use process, the first solenoid valve 22 and second solenoid valve are opened, at this point, close to piston rod one end
Energy storage chamber is connected to hydraulic cylinder far from one end of piston rod, and hydraulic cylinder is connected to close to one end of piston rod with the first fuel tank 23, by
It is capable of providing instantaneous big flow in accumulator, so piston rod high speed pops up at this time, when piston rod reaches setting speed or displacement
Afterwards, piston rod needs to slow down, at this point, closing the first solenoid valve 22 and second solenoid valve, makes the one end of hydraulic cylinder close to piston rod
Hydraulic oil can only pass through the first check valve 21 enter the one end of energy storage chamber far from piston rod, the one end of hydraulic cavities far from piston rod
By second one-way valve from 26 oil suction of the second fuel tank, piston rod is in energy storage chamber far under 7 pressure of energy storage piston of piston rod one end
Stopping, this structure can greatly reduce equipment volume, can simplify connecting line, system pressure loss caused by pipeline is reduced,
Especially big flow application field.
One embodiment of the present invention has been described in detail above, but the content is only preferable implementation of the invention
Example, should not be considered as limiting the scope of the invention.It is all according to all the changes and improvements made by the present patent application range
Deng should still be within the scope of the patent of the present invention.
Claims (7)
1. accumulator and hydraulic cylinder set composite, it is characterised in that: including Barrel of Hydraulic Cylinders, the outer ring of the Barrel of Hydraulic Cylinders is set
There is coaxial accumulator cylinder barrel, the cylinder sealed with the two is equipped in one end of the Barrel of Hydraulic Cylinders and accumulator cylinder barrel axial direction
Bottom, the other end are equipped with the cylinder head sealed with the two, and the cylinder bottom, Barrel of Hydraulic Cylinders and cylinder head form hydraulic cavities, the cylinder bottom, storage
It can device cylinder barrel and cylinder head formation energy storage chamber;
The piston rod for sealing and being slidably connected with the Barrel of Hydraulic Cylinders is equipped in the hydraulic cavities, the hydraulic cavities are far from described
The output end of piston rod is equipped with the rodless cavity hydraulic fluid port communicated therewith, and the output end close to the piston rod has equipped with what is communicated therewith
Rod cavity hydraulic fluid port;
Equipped at least one, energy storage piston that is coaxial and being slidably connected, the energy storage chamber are equipped at least in the energy storage chamber
One accumulation of energy pouring orifice and charge valve communicated therewith, the accumulation of energy pouring orifice and charge valve are located at the two of the energy storage piston
Side.
2. accumulator according to claim 1 and hydraulic cylinder set composite, it is characterised in that: the piston rod includes piston
Plate and output rod are equipped with sealing ring between the outer ring of the piston plate and the Barrel of Hydraulic Cylinders inner ring, the energy storage piston
Sealing ring, the outer ring of the energy storage piston and the accumulator cylinder barrel inner ring are equipped between inner ring and the Barrel of Hydraulic Cylinders outer ring
Between be equipped with sealing ring.
3. accumulator according to claim 1 and hydraulic cylinder set composite, it is characterised in that: the quantity of the energy storage piston
It is one, the outer ring sealed set of the inner ring of the energy storage piston and the Barrel of Hydraulic Cylinders and is slidably connected, the accumulation of energy is living
It the inner ring sealed set of the outer ring of plug and the accumulator cylinder barrel and is slidably connected, the energy storage chamber is defeated far from the piston rod
Outlet is equipped with the accumulation of energy pouring orifice communicated therewith, and the output end close to the piston rod is equipped with the charge valve communicated therewith.
4. accumulator according to claim 1 and hydraulic cylinder set composite, it is characterised in that: the quantity of the energy storage piston
It is one, the outer ring sealed set of the inner ring of the energy storage piston and the Barrel of Hydraulic Cylinders and is slidably connected, the accumulation of energy is living
It the inner ring sealed set of the outer ring of plug and the accumulator cylinder barrel and is slidably connected, the energy storage chamber is defeated far from the piston rod
Outlet is equipped with the charge valve communicated therewith, and the output end close to the piston rod is equipped with the accumulation of energy pouring orifice communicated therewith.
5. accumulator according to claim 1 and hydraulic cylinder set composite, it is characterised in that: the cylinder head, cylinder bottom with
The accumulator cylinder barrel is equipped with sealing ring by sealing ring and its sealed connection, the cylinder head, cylinder bottom middle part protrude into
Inner wall to the Barrel of Hydraulic Cylinders is arranged and by sealing ring and its sealed connection.
6. accumulator according to claim 1 and hydraulic cylinder set composite, it is characterised in that: set in the middle part of the energy storage chamber
There is the intermediate connecting body for being classified as two separate spaces, the quantity of the energy storage piston is two and is located at the intermediate connection
The two sides of body, the outer ring sealed set of the inner ring of the energy storage piston and the Barrel of Hydraulic Cylinders and are slidably connected, the accumulation of energy
The inner ring sealed set of the outer ring of piston and the accumulator cylinder barrel and be slidably connected, the energy storage chamber both ends be equipped with in it
The accumulation of energy pouring orifice of portion's connection, the intermediate connecting body are equipped with the inflation being connected to respectively with two separate spaces of energy storage chamber
Valve.
7. accumulator according to claim 6 and hydraulic cylinder set composite, it is characterised in that: the energy storage chamber is far from described
One end of piston rod is equipped with the first pouring orifice, and first pouring orifice passes sequentially through after the first check valve and the first solenoid valve with the
The connection setting of one fuel tank, the control flow direction of first check valve is from the first fuel tank to the energy storage chamber;
The energy storage chamber is equipped with the second pouring orifice close to one end of the piston rod, and second pouring orifice passes sequentially through the second electricity
Setting is connected to after magnet valve and second one-way valve with the second fuel tank, the control of the second one-way valve flows to as from the second fuel tank to institute
State energy storage chamber;
The rod chamber hydraulic fluid port of the hydraulic cavities is connected to by the first pipeline with first fuel tank, and first pipeline is located at described
Between first solenoid valve and the first check valve, the rodless cavity hydraulic fluid port is connected to by the second pipeline with second fuel tank, described
Second pipeline is located between the second solenoid valve and second one-way valve.
Priority Applications (1)
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CN201910784138.8A CN110374958A (en) | 2019-08-23 | 2019-08-23 | Accumulator and hydraulic cylinder set composite |
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CN201910784138.8A CN110374958A (en) | 2019-08-23 | 2019-08-23 | Accumulator and hydraulic cylinder set composite |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111828407A (en) * | 2020-07-14 | 2020-10-27 | 中国舰船研究设计中心 | Gas-liquid composite power system with double energy storage ring sleeves |
CN113074162A (en) * | 2021-04-07 | 2021-07-06 | 海天塑机集团有限公司 | High-speed moving oil cylinder |
CN115159380A (en) * | 2022-06-09 | 2022-10-11 | 北京航天发射技术研究所 | Integrated large-tonnage hydraulic lifting device |
CN117125197A (en) * | 2023-09-05 | 2023-11-28 | 扬州市江都永坚有限公司 | Cable throwing device |
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CN111828407A (en) * | 2020-07-14 | 2020-10-27 | 中国舰船研究设计中心 | Gas-liquid composite power system with double energy storage ring sleeves |
CN113074162A (en) * | 2021-04-07 | 2021-07-06 | 海天塑机集团有限公司 | High-speed moving oil cylinder |
CN115159380A (en) * | 2022-06-09 | 2022-10-11 | 北京航天发射技术研究所 | Integrated large-tonnage hydraulic lifting device |
CN115159380B (en) * | 2022-06-09 | 2023-08-04 | 北京航天发射技术研究所 | Integrated large-tonnage hydraulic lifting device |
CN117125197A (en) * | 2023-09-05 | 2023-11-28 | 扬州市江都永坚有限公司 | Cable throwing device |
CN117125197B (en) * | 2023-09-05 | 2024-02-20 | 扬州市江都永坚有限公司 | Cable throwing device |
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