CN208138230U - A kind of big flow dynamical output inserted valve - Google Patents
A kind of big flow dynamical output inserted valve Download PDFInfo
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- CN208138230U CN208138230U CN201820378821.2U CN201820378821U CN208138230U CN 208138230 U CN208138230 U CN 208138230U CN 201820378821 U CN201820378821 U CN 201820378821U CN 208138230 U CN208138230 U CN 208138230U
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Abstract
The utility model discloses a kind of big flow dynamical output inserted valves comprising：Valve pocket, valve pocket end cap, guiding axis fixing seat, mounting flange, guiding axis and spool, valve pocket is used to control the disengaging and the fixation of other accessories of hydraulic oil, valve pocket end cap is for connecting valve pocket and fixed guide axis fixing seat, guiding axis fixing seat is for fixed guide axis and is connected and fixed flange, guiding axis is used to give the power that spool commutates in the inner cavity of valve pocket, and spool is used to control the unlatching and closing of the first oil outlet and the second oil outlet.The utility model is designed reasonably, structure novel, by using the design of two-flow formula curvilinear structures, pass through the mutual cooperation of the first oil outlet, the second oil outlet, third oil outlet and spool, realize the purpose of control hydraulic oil big flow dynamic inlet-outlet valve body inner cavity, increase the logical flow quantity in the inserted valve unit time and improve the stability of flow, to meet the power and demand for control of 1000~2000 tons or more large-scale piling machine.
Description
Technical field
The utility model relates to a kind of hydraulic pile equipment technical fields more particularly to a kind of big flow dynamical output to insert
Valve.
Background technique
General common piling machine has hydraulic walking diesel hammer piling machine and high-frequency hydraulic vibration to beat in construction projects
Two kinds of machine of stake.With the continuous improvement of social progress and scientific and technological level, the technical level of building field is consequently also driven
Continuous improvement, for Chinese large-sized hydraulic pile driver also in developing stage, technology is not yet mature at present, most large-scale liquid
It presses piling machine still by getting from external import, and our building fields pair at present is unable to satisfy using the equipment that import is got
The demand of large hydraulic piling machine, this is unfavorable for the development of China's building field, thus we there is an urgent need to improve Chinese large-sized
The technology of hydraulic pile driver improves this unfavorable problem.
Currently, designing and manufacturing the key technology of large hydraulic vibreatory hammer, inserted valve, hammer core and hammer are depended primarily on
The big major part of body three, and inserted valve is even more the most important thing as the source of its power and control execution part；It is domestic at this stage
Inserted valve there is also many deficiencies, it is therefore desirable to continuous improve and perfect.
The present inventor in having applied for a Chinese invention before this, and application No. is 201610480824.2, it discloses one kind
Hydraulic pile system and its inserted valve, the inserted valve include control cover board, spool, valve pocket, reset spring, spool guide sleeve；Valve
Core retainer plate enters in the axially extending bore of valve pocket, and first segment spool and first segment valve pocket form guiding cavity, and spool guiding, which is set on, to be led
To on cavity；Second segment valve pocket is equipped with the first valve pocket oil duct and the second valve pocket oil duct, and the first valve pocket oil duct and the first sealing are held
Chamber communicates, and the second valve pocket oil duct is communicated with the second sealed volume；It is equipped with oil duct cavity in third section spool, is set in first segment spool
There is the reset spring cavity for placing reset spring, third hydraulic fluid port is communicated with oil duct cavity.
Above-mentioned inserted valve can realize that relatively large flow dynamics connection, fast response time and contained spring damping etc. improve mesh
, and corresponding technical effect can be reached.It is found in the practice principle of applicant, due to structure design, material and control
Limitation present in step is connected to flow still there is certain limitation to the hydraulic dynamic of this kind of valve, is relatively specific for
1000 tons of piling machines below, and the piling machine beyond this range is insufficient it will cause energy supply and controls phenomena such as lagging.
With being continuously increased for Large Construction engineering project, the demand of heavy construction equipment is also constantly promoted, for
The demand of the large hydraulic piling machine of the super-tonnages such as 1000~2000 tons constantly increases, this valve of inventor's research and development before this
Designed control method and structure makes the flow of the pressure fluid exported after connection, relatively still smaller.By actual test,
If directlying adopt the control method and structure, big power conversion is not achieved required for large-scale piling machine, is not able to satisfy drive
The energy supply and demand for control that 1000~2000 tons or more of big set hammer core is driven piles, thus can not be applied directly to super
It crosses on 1000 tons of large hydraulic piling machine.Therefore, it is necessary to it be further improved, to meet Large Construction engineering
The demand of the large hydraulic piling machine of required 1000~2000 tons or more of large-tonnage and super-tonnage, and make large-scale liquid
Pressure piling machine safe and efficient can be run.
Utility model content
In view of the above deficiencies, the purpose of this utility model is to provide a kind of big flow dynamical output inserted valve, design is closed
Reason, structure novel, by the design of two-flow formula curvilinear structures, by the first oil outlet, the second oil outlet, third oil outlet with
The purpose of control hydraulic oil big flow dynamic inlet-outlet valve body inner cavity is realized in the mutual cooperation of spool, increases the inserted valve unit time
Interior logical flow quantity and the stability for improving flow, to meet power and the control of 1000~2000 tons or more large-scale piling machines
Demand.
Used technical solution is the utility model in order to achieve the above objectives：
A kind of big flow dynamical output inserted valve comprising：Valve pocket, valve pocket end cap, guiding axis fixing seat, mounting flange,
Guiding axis and spool；
Valve pocket is used to control the disengaging and the fixation of other accessories of hydraulic oil, and the inside of the valve pocket forms a cavity,
Identical several shapes, marshalling and equal-sized oil outlet are provided on the valve pocket, the oil outlet is by the first oil outlet
It is composed with two parts of the second oil outlet, first oil outlet and the second oil outlet are for controlling outside inserted valve and inserting
The hydraulic oil of valve insertion exchanges, and is provided with the first opening on the right side of the valve pocket, and first opening is for installing valve pocket end cap；
Valve pocket end cap, is used to connect valve pocket and fixed guide axis fixing seat, and the valve pocket end cap is arranged in the of valve pocket
One opening is provided with first through hole in the middle part of the valve pocket end cap, and the guiding axis fixing seat is arranged in valve by first through hole
Cover the inside of end cap；
Guiding axis fixing seat is used for fixed guide axis and is connected and fixed flange, and then guiding axis is made to be fixed on valve pocket
Inside, the guiding axis fixing seat are provided with the second through-hole, and the guiding axis is arranged in guiding axis fixing seat by the second through-hole
Inside, the guiding axis fixing seat is provided with the second opening, and what the mounting flange was arranged in guiding axis fixing seat second opens
At mouthful；
Mounting flange, is used for the reinforcing of fixed structure between guiding axis and guiding axis fixing seat, on the mounting flange
It is provided with the first screw and the second screw, the mounting flange is mutually fixed by the first screw with guiding axis fixing seat, described solid
Determine flange mutually to fix by the second screw with guiding axis；
Guiding axis, is used to give the power that spool commutates in the inner cavity of valve pocket, and the guiding axis is internally provided with the
Three oil outlets, by the disengaging oil of third oil outlet come the commutation of control valve core, third oil outlet is by the first oil transportation channel and the
Two oil transportation channels are composed, and connector is provided on first oil transportation channel and the second oil transportation channel, and the spool is arranged
In on guiding axis, being arranged with a guide sleeve on the guiding axis and on the right side of spool, the guide sleeve is for reducing spool commutation
When impact force, while enhancing the sealing performance of spool and guiding axis；
Spool, is used to control the unlatching and closing of the first oil outlet and the second oil outlet, so control hydraulic oil into
Enter and be discharged, spring buffer part is provided between the spool and guiding axis fixing seat, the spring buffer part is for reducing valve
Impact force when core commutates.
First oil transportation channel is set to the upper end of the second oil transportation channel as a further improvement of the utility model,
One end on first oil transportation channel is set to the inner upper end of guiding axis fixing seat, and is provided on first oil transportation channel
One branch, first branch are connected with the upper end of spool, and it is solid that one end on second oil transportation channel is set to guiding axis
The interior lower end of reservation is provided with the second branch on second oil transportation channel, and second branch is connected with the lower end of spool.
The connector includes the first connector, the second connector, third connector, the as a further improvement of the utility model,
Four connectors, the 5th connector and the 6th connector, first connector, the second connector, third connector are arranged at the first oil transportation channel
On, first connector is set to one end of the first oil transportation channel, and second connector is set to the another of the first oil transportation channel
End, the third connector are connected with the upper end of valve pocket end cap；4th connector, the 5th connector, the 6th connector are arranged at
On second oil transportation channel, the 4th connector is set to one end of the second oil transportation channel, and it is defeated that the 5th connector is set to second
The other end in oily channel, the 6th connector are connected with the lower end of valve pocket end cap.
The junction of the guiding axis and spool is provided with the first sealing group as a further improvement of the utility model,
Part, first seal assembly include first seal, second seal and third sealing element, the company of the guiding axis and guide sleeve
The place of connecing is provided with the second seal assembly, and second seal assembly includes the 4th sealing element and the 5th sealing element.
The junction of the valve pocket end cap and guiding axis fixing seat is provided with the as a further improvement of the utility model,
Three seal assemblies；The 4th seal assembly, the 5th seal assembly and the 6th seal assembly are provided on the valve pocket, the described 4th is close
Sealing assembly is set to the left part of valve pocket, and the 5th seal assembly is set to the middle part of valve pocket, the 6th seal assembly setting
In the right part of valve pocket；The 7th seal assembly is provided in the guiding axis fixing seat；The junction of the valve pocket and valve pocket end cap
It is provided with the 8th seal assembly.
Stepped up between the valve pocket and valve pocket end cap by third screw as a further improvement of the utility model, solid
It is fixed；Step up to fix by the 4th screw between the valve pocket end cap and guiding axis fixing seat.
The beneficial effects of the utility model are：
1, big flow dynamic insertion valve provided by the utility model is reduced using two-way plug-in dynamic structure design
The complexity of oil circuit reduces the size of inserted valve, reduces inserted valve under the premise of improving the energy supply and control of inserted valve
Volume, alleviate the work load of hydraulic pump, keep the energy supply of inserted valve more efficient；In conjunction with new control method, make hydraulic
Connection flow is substantially improved, and can meet 1000 tons or more of the energy supply of large hydraulic piling machine and demand for control.
2, big flow dynamic insertion valve provided by the utility model, emphasis use the design of two-flow formula curvilinear structures, solution
The hydraulic communication flow of certainly existing inserted valve cannot can not meet 1000~2000 tons of the energy supply of large hydraulic piling machine and control
The problem of demand processed, especially by the mutual cooperation of the first oil outlet, the second oil outlet, third oil outlet and spool, thus
The purpose for realizing control hydraulic oil big flow inlet-outlet valve body inner cavity improves its response speed and control precision, increases slotting
The fluid flow passed through in the valve unit time and the stability for improving flow are filled, can be 1000~2000 tons of large size
Piling machine carries out high frequency time high speed and drives piles, and provides enough power and stable control.
3, the utility model is provided with close by using bidirectional lines design of Sealing Structure in the various components of inserted valve
Sealing assembly improves the sealing performance of inserted valve by the cooperation between sealing element, realizes zero leakage；Also by using two-way
The structure design of guide sleeve and spring is added in double damp type buffer structure designs, reduces impact force of the inserted valve in commutation, prolongs
Its service life is grown.
4, the utility model is designed reasonably, it is reliable for operation, operating procedure is simplified, solves current big flow cartridge valve controlled
The problems such as complicated, the logical liquid measure of system is small, substantially increases power capability, control ability and whole work efficiency, can for 1000~
2000 tons of large-scale piling machine completes piling work, provides the control of enough power and stability and high efficiency.By actual test table
It is bright, using the large-scale piling machine of the utility model, 10% or more is reduced than existing inserted valve volume and weight, leads to liquid measure and is promoted
2~3 times, control method reliability, stability improve 20% or more, and whole power capability promotes 2~3 times, extend projected life
20% or more.
Detailed description of the invention
Fig. 1 is the whole schematic cross-sectional view of the utility model；
Fig. 2 is structure and liquid flow schematic diagram under first working condition of the utility model；
Fig. 3 is structure and liquid flow schematic diagram under second working condition of the utility model.
Specific embodiment
Further to illustrate that the utility model is the technical means and efficacy for reaching predetermined purpose and being taken, below in conjunction with
Specific embodiment of the present utility model is described in detail in attached drawing and preferred embodiment.
Referring to Figure 1, a kind of big flow dynamical output inserted valve provided in this embodiment comprising：Valve pocket 1, valve pocket end
Lid 2, guiding axis fixing seat 3, mounting flange 4, guiding axis 5 and spool 6；
Valve pocket 1 is used to control the disengaging and the fixation of other accessories of hydraulic oil, and the inside of the valve pocket 1 is formed
Chamber is provided with identical several shapes, marshalling and equal-sized oil outlet 7 on the valve pocket 1, and the oil outlet 7 is by first
9 two parts of oil outlet 8 and the second oil outlet are composed, and first oil outlet 7 and the second oil outlet 8 are for controlling inserted valve
It is exchanged outside with the hydraulic oil in inserted valve, the right side of the valve pocket 1 is provided with the first opening 10, and first opening 10 is for installing
Valve pocket end cap 2；
Valve pocket end cap 2, is used to connect valve pocket 1 and fixed guide axis fixing seat 3, and the valve pocket end cap 2 is arranged in valve pocket
The first opening 10 at, the middle part of the valve pocket end cap 10 is provided with first through hole 11, and the guiding axis fixing seat 3 is logical by first
Hole 11 is arranged in the inside of valve pocket end cap 2；
Guiding axis fixing seat 3 is used to be connected and fixed flange 4 and fixed guide axis 5, and then guiding axis 5 is made to be fixed on valve
The inside of set 1, the guiding axis fixing seat 3 are provided with the second through-hole 12, and the guiding axis 5 is arranged in by the second through-hole 12 and is led
To the inside of axis fixing seat 3, the guiding axis fixing seat 3 is provided with the second opening 13, and the mounting flange 4 is arranged in guiding axis
At second opening 13 of fixing seat 3；
Mounting flange 4 is used for the reinforcing of fixed structure between guiding axis 5 and guiding axis fixing seat 3, the mounting flange
The first screw 14 and the second screw 15 are provided on 4, the mounting flange 4 passes through the first screw 14 and 3 phase of guiding axis fixing seat
Fixed, the mounting flange 4 is fixed by the second screw 15 and 5 phase of guiding axis；
Guiding axis 5 is used to give the power that spool 5 commutates in the inside of valve pocket 1, the inside setting of the guiding axis 5
There is third oil outlet 16, by the oil inlet of third oil outlet 16 and the fuel-displaced commutation come control valve core 6, third oil outlet 16 is by the
One oil transportation channel 17 is composed with the second oil transportation channel 18, is all provided on first oil transportation channel 17 and the second oil transportation channel 18
It is equipped with connector 19, the spool 6 is sheathed on guiding axis 5, on the guiding axis 5 and is arranged with one positioned at the right side of spool 6 and is led
Set 20, the guide sleeve 20 is used to reduce impact force when spool 6 commutates, while enhancing the sealing performance of spool 6 Yu guiding axis 5；
Spool 6 is used to control the unlatching and closing of the first oil outlet 8 and the second oil outlet 9, and then controls hydraulic oil
Into with discharge, be provided with spring buffer part 21 between the spool 6 and guiding axis fixing seat 3, the spring buffer part 21 is used
Impact force when reducing spool 6 and commutating.
First oil transportation channel 17 is set to the upper of the second oil transportation channel 18 as a further improvement of the utility model,
End, one end on first oil transportation channel 17 are set to the inner upper end of guiding axis fixing seat 3, on first oil transportation channel 17
It is provided with the first branch 22, first branch 22 is connected with the upper end of spool 6, one end on second oil transportation channel 18
It is set to the interior lower end of guiding axis fixing seat 3, the second branch 23, second branch are provided on second oil transportation channel 18
23 are connected with the lower end of spool 6.
As a further improvement of the utility model, the connector 19 include the first connector, the second connector, third connector,
4th connector, the 5th connector and the 6th connector, it is logical that first connector, the second connector, third connector are arranged at the first oil transportation
On road 17, first connector is set to one end of the first oil transportation channel 17, and second connector is set to the first oil transportation channel
17 other end, the third connector are connected with the upper end of valve pocket end cap 2；4th connector, the 5th connector, the 6th connector
It is arranged on the second oil transportation channel 18, the 4th connector is set to one end of the second oil transportation channel 18, the 5th connector
It is set to the other end of the second oil transportation channel 18, the 6th connector is connected with the lower end of valve pocket end cap 2.
The junction of the guiding axis 5 and spool 6 is provided with the first sealing group as a further improvement of the utility model,
Part 24, first seal assembly 24 include first seal, second seal and third sealing element, the guiding axis 6 with lead
The junction of set 20 is provided with the second seal assembly 25, and second seal assembly 25 includes the 4th sealing element and the 5th sealing
Part.
The valve pocket end cap 2 and the junction of guiding axis fixing seat 3 are provided with as a further improvement of the utility model,
Third seal assembly 26；The 4th seal assembly 27, the 5th seal assembly 28 and the 6th seal assembly are provided on the valve pocket 1
29, the 4th seal assembly 27 is set to the left part of valve pocket 1, and the 5th seal assembly 28 is set to the middle part of valve pocket 1, institute
State the right part that the 6th seal assembly 29 is set to valve pocket 1；The 7th seal assembly 30 is provided in 5 fixing seat of guiding axis；Institute
The junction for stating valve pocket 1 and valve pocket end cap 2 is provided with the 8th seal assembly 31.
Stepped up between the valve pocket 1 and valve pocket end cap 2 by third screw 32 as a further improvement of the utility model,
It is fixed；Step up to fix by the 4th screw 33 between the valve pocket end cap 2 and guiding axis fixing seat 3.
Big flow dynamical output inserted valve in the present embodiment is applied to 1000 tons and the above large hydraulic piling machine
Manufacture efficient, the stable energy and control are provided for piling machine as core drive and control section.
Attached drawing 1-3 is referred to, the present embodiment also provides a kind of control method of big flow dynamical output inserted valve comprising
Following steps：
(1) inserted valve, a control solenoid valve, a hydraulic pump and an oil return box are set；The inserted valve includes a valve pocket 1；
The control solenoid valve includes DT1 oil circuit and DT2 oil circuit；
(2) identical several shapes, marshalling and equal-sized oil outlet 7 are set on valve pocket 1, the oil outlet 7 by
9 two parts of first oil outlet 8 and the second oil outlet are composed, which is internally provided with a cavity；
(3) a valve pocket end cap 2 is set on valve pocket 1, a guiding axis fixing seat 3 is set on valve pocket end cap 2, and guiding axis is fixed
A guiding axis 5 is set on seat 3, a spool 6 is set on guiding axis 5, which is located at the cavity inside of valve pocket 1；
(4) third oil outlet 16 is set in the inside of guiding axis 5, the third oil outlet 16 is by the first oil transportation channel 17 and the
Two oil transportation channels 18 are composed；
(5) Fig. 2 is referred to, makes to control the DT2 oil communication of solenoid valve, the cut-off of DT1 oil circuit, under this working condition, liquid
Press pump pumps the hydraulic oil of a part after DT2 oil circuit to plugging at valve, and enters the second oil transportation of third oil outlet 16
The inside in channel 18, the hydraulic oil inside the first oil transportation channel 17 returns to oil return box by DT2 oil circuit at the same time, this to lead
It is that the spool 6 being arranged on it provides power to axis 5, to be moved up with movable valve plug 6；Spool 6, which is located at, at this time plugs valve sky
The upside in intracavitary portion is connected so as to cause the first oil outlet 8 with third oil outlet 16, and hydraulic pump can be by the liquid of another part
Pressure oil enters the inner cavity of inserted valve by the first oil outlet 8, and stores the lower end of third oil outlet 16, while also leading to second
Oil outlet 9 is shut by spool 6, and the hydraulic oil of inserted valve cavity inside can not be discharged by the second oil outlet 9；
(6) Fig. 3 is referred to, makes to control the DT1 oil communication of solenoid valve, the cut-off of DT2 oil circuit, under this working condition, liquid
Press pump pumps the hydraulic oil of a part after DT1 oil circuit to plugging at valve, and enters the first oil transportation of third oil outlet 16
The inside in channel 17, the hydraulic oil inside the second oil transportation channel 18 returns to oil return box by DT1 oil circuit at the same time, this to lead
The power that support spool 6 is lost to axis 5, moves down so as to cause spool 6；Spool 6 is located at and plugs inside valve cavity at this time
Downside is shut so as to cause the first oil outlet 8 by spool 6, and the hydraulic oil inside hydraulic pump can not be by the first oil outlet 8 again
The cavity inside of inserted valve is entered, while the second oil outlet 9 is connected with third oil outlet 16, since hydraulic oil can not pass through
First oil outlet 8 enters back into the cavity inside of inserted valve and spool 6 move downward it is hydraulic to what is stored in third oil outlet 16
Oil is squeezed, and is discharged so as to cause the hydraulic oil inside third oil outlet 16 by the second oil outlet 9, is completed a job and follow
Ring.
Step (5), (6) are repeated, multiple working cycles can be sequentially completed, carry out high-frequency high-speed piling.
The control method of inserted valve big flow dynamical output in the present embodiment is applied to 1000 tons or more large sizes
The manufacture of hydraulic pile driver makes the purpose that piling machine increases flow, control is stablized, is safely operated to realize.
The emphasis of the utility model essentially consists in：Design is reasonable, structure novel, by using two-flow formula curvilinear structures
Design realizes the control big stream of hydraulic oil by the mutual cooperation of the first oil outlet, the second oil outlet, third oil outlet and spool
The purpose of dynamic inlet-outlet valve body inner cavity is measured, the logical flow quantity in the inserted valve unit time is increased and improves the stability of flow, with
It is multiple to solve current big flow inserted valve control for the power and demand for control for meeting 1000~2000 tons or more large-scale piling machine
The problems such as miscellaneous, logical liquid measure is small, substantially increases power capability, control ability and whole work efficiency, can be 1000~2000
The large-scale piling machine of ton completes piling work, provides the control of enough power and stability and high efficiency.Show to adopt by actual test
With the large-scale piling machine of the utility model, 10% or more is reduced than existing inserted valve volume and weight, leads to liquid measure and promotes 2~3
Times, control method reliability, stability improve 20% or more, and whole power capability promotes 2~3 times, extend projected life 20%
More than.
The above descriptions are merely preferred embodiments of the present invention, not makees to the technical scope of the utility model
Any restrictions, therefore technical characteristic identical or approximate with the utility model above-described embodiment is used, in the guarantor of the utility model
Within the scope of shield.
Claims (6)
1. a kind of big flow dynamical output inserted valve, which is characterized in that it includes：Valve pocket, valve pocket end cap, guiding axis fixing seat,
Mounting flange, guiding axis and spool；
Valve pocket is used to control disengaging and valve pocket end cap, guiding axis fixing seat, mounting flange, guiding axis and the spool of hydraulic oil
Fixation, the inside of the valve pocket forms a cavity, is provided with identical several shapes, marshalling and size phase on the valve pocket
Deng oil outlet, which is composed of two parts of the first oil outlet and the second oil outlet, first oil outlet and
Two oil outlets are used to control outside inserted valve and exchange with the hydraulic oil of inserting valve insertion, and first is provided on the right side of the valve pocket and is opened
Mouthful, first opening is for installing valve pocket end cap；
Valve pocket end cap, is used to connect valve pocket and fixed guide axis fixing seat, and what the valve pocket end cap was arranged in valve pocket first opens
At mouthful, first through hole is provided in the middle part of the valve pocket end cap, the guiding axis fixing seat is arranged in valve pocket end by first through hole
The inside of lid；
Guiding axis fixing seat is used to fixed guide axis and be connected and fixed flange, and then guiding axis is made to be fixed on the inside of valve pocket,
The guiding axis fixing seat is provided with the second through-hole, and the guiding axis is arranged in the interior of guiding axis fixing seat by the second through-hole
Portion, the guiding axis fixing seat are provided with the second opening, and the mounting flange is arranged in the second opening of guiding axis fixing seat；
Mounting flange is used for the reinforcing of fixed structure between guiding axis and guiding axis fixing seat, is arranged on the mounting flange
There are the first screw and the second screw, the mounting flange is mutually fixed by the first screw with guiding axis fixing seat, the fixation
Orchid is mutually fixed by the second screw with guiding axis；
Guiding axis, is used to give the power that spool commutates in the inner cavity of valve pocket, and the third that is internally provided with of the guiding axis goes out
Hydraulic fluid port, by the disengaging oil of third oil outlet come the commutation of control valve core, third oil outlet is defeated by the first oil transportation channel and second
Oily combination of channels forms, and connector is provided on first oil transportation channel and the second oil transportation channel, and the valve core housing is set to and leads
To on axis, a guide sleeve is arranged on the guiding axis and on the right side of spool, the guide sleeve is used to reduce when spool commutates
Impact force, while enhancing the sealing performance of spool and guiding axis；
Spool, is used to control the unlatching and closing of the first oil outlet and the second oil outlet, so control the entrance of hydraulic oil with
Discharge, is provided with spring buffer part between the spool and guiding axis fixing seat, the spring buffer part is changed for reducing spool
To when impact force.
2. big flow dynamical output inserted valve according to claim 1, which is characterized in that the first oil transportation channel setting
It is set to the inner upper end of guiding axis fixing seat in one end on the upper end of the second oil transportation channel, first oil transportation channel, it should
The first branch is provided on first oil transportation channel, first branch is connected with the upper end of spool, second oil transportation channel
On one end be set to the interior lower end of guiding axis fixing seat, be provided with the second branch on second oil transportation channel, described second
Branch is connected with the lower end of spool.
3. big flow dynamical output inserted valve according to claim 1, which is characterized in that the connector connects including first
Head, the second connector, third connector, the 4th connector, the 5th connector and the 6th connector, first connector, the second connector, third connect
Head is arranged on the first oil transportation channel, and first connector is set to one end of the first oil transportation channel, and second connector is set
It is placed in the other end of the first oil transportation channel, the third connector is connected with the upper end of valve pocket end cap；4th connector, the 5th
Connector, the 6th connector are arranged on the second oil transportation channel, and the 4th connector is set to one end of the second oil transportation channel, described
5th connector is set to the other end of the second oil transportation channel, and the 6th connector is connected with the lower end of valve pocket end cap.
4. big flow dynamical output inserted valve according to claim 1, which is characterized in that the company of the guiding axis and spool
The place of connecing is provided with the first seal assembly, and first seal assembly includes first seal, second seal and third sealing element,
The junction of the guiding axis and guide sleeve is provided with the second seal assembly, and second seal assembly includes the 4th sealing element and the
Five sealing elements.
5. big flow dynamical output inserted valve according to claim 1, which is characterized in that the valve pocket end cap and guiding axis
The junction of fixing seat is provided with third seal assembly；Be provided on the valve pocket the 4th seal assembly, the 5th seal assembly and
6th seal assembly, the 4th seal assembly are set to the left part of valve pocket, and the 5th seal assembly is set in valve pocket
Portion, the 6th seal assembly are set to the right part of valve pocket；The 7th seal assembly is provided in the guiding axis fixing seat；It is described
The junction of valve pocket and valve pocket end cap is provided with the 8th seal assembly.
6. big flow dynamical output inserted valve according to claim 1, which is characterized in that the valve pocket and valve pocket end cap it
Between step up to fix by third screw；Step up to fix by the 4th screw between the valve pocket end cap and guiding axis fixing seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820378821.2U CN208138230U (en) | 2018-03-20 | 2018-03-20 | A kind of big flow dynamical output inserted valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820378821.2U CN208138230U (en) | 2018-03-20 | 2018-03-20 | A kind of big flow dynamical output inserted valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208138230U true CN208138230U (en) | 2018-11-23 |
Family
ID=64289558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820378821.2U Withdrawn - After Issue CN208138230U (en) | 2018-03-20 | 2018-03-20 | A kind of big flow dynamical output inserted valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208138230U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108518369A (en) * | 2018-03-20 | 2018-09-11 | 广东力源液压机械有限公司 | A kind of inserted valve big flow dynamical output control method and inserted valve |
-
2018
- 2018-03-20 CN CN201820378821.2U patent/CN208138230U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108518369A (en) * | 2018-03-20 | 2018-09-11 | 广东力源液压机械有限公司 | A kind of inserted valve big flow dynamical output control method and inserted valve |
| CN108518369B (en) * | 2018-03-20 | 2023-09-29 | 广东力源液压机械有限公司 | Cartridge valve high-flow dynamic output control method and cartridge valve |
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