CN206708463U - Big flow pressure regulation two-way inserts check valve - Google Patents
Big flow pressure regulation two-way inserts check valve Download PDFInfo
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- CN206708463U CN206708463U CN201720576764.4U CN201720576764U CN206708463U CN 206708463 U CN206708463 U CN 206708463U CN 201720576764 U CN201720576764 U CN 201720576764U CN 206708463 U CN206708463 U CN 206708463U
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- valve
- cover plate
- main valve
- check valve
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Abstract
A kind of big flow pressure regulation two-way inserts check valve,Including main valve,Control cover plate is installed on main valve,Positioned at the axially mounted check valve in side of control cover plate,The opposite side of control cover plate is axially installed with pressure regulator valve,Main valve includes main valve housing and bonnet,The other end of main valve housing and bonnet fixed seal connection,Bonnet fixing seal is on control cover plate,Main valve plug is provided with the inner chamber of main valve housing,The lower end core body of main valve plug is provided with the damping hole being connected with pouring orifice,The main valve plug other end is provided with spring cavity,The main spring being connected with cover plate is provided with spring cavity,The middle part of bonnet has the pod apertures being connected with spring cavity,The fluid issuing of check valve is connected with the oil inlet of pressure regulator valve,The oil-out of pressure regulator valve is connected with guide's oil return circuit,The utility model function simple in construction that can realize pressurize and remote control pressure,It is widely used in all kinds hydraulic pressure two-way plug-in valve system.
Description
Technical field：
A kind of big flow pressure regulation two-way inserting check valve is the utility model is related to, especially suitable for regulation of hydraulic system pressure
Loop in big flow pressure regulation two-way inserting check valve equipment.
Background technology：
At present, hydraulic pressure two-way plug-in valve of the prior art, it is by control of the pilot valve to inserting valve core, so as to real
The function of now control inserting threshold switch, commutation control individually can only be carried out to the flow of system in this case, it is impossible to simultaneously
Realize interlock function with other inserted valves, when hydraulic system need some valve first to act and another valve after reach certain pressure
It can not just be realized during reoperation, this inserted valve of hydraulic pressure two can not play the function of pressurize and remote control pressure.
The content of the invention：
The purpose of this utility model be in order to overcome above-mentioned the shortcomings of the prior art in place of, and provide a kind of big flow
Pressure regulation two-way inserts check valve, and its is simple in construction, the pressure loss is small, has the function of pressurize and remote control pressure.
The utility model big flow pressure regulation two-way inserting check valve takes following technical scheme to realize, a kind of big flow
Pressure regulation two-way inserts check valve, including main valve, and control cover plate is provided with main valve, control oil circuit and elder generation are provided with control cover plate
Oil return circuit is led, positioned at the axially mounted check valve in side of control cover plate, controls the opposite side of cover plate to be axially installed with pressure regulator valve,
The main valve includes main valve housing and bonnet, and one end of main valve housing is provided with pouring orifice, and the week side of boss of main valve housing is provided with unloading port, main valve housing
The other end and bonnet fixed seal connection, bonnet fixing seal is provided with main valve plug on control cover plate in the inner chamber of main valve housing,
The lower end core body of main valve plug is provided with the damping hole that is connected with pouring orifice, and the main valve plug other end is provided with spring cavity, in spring cavity
Provided with the main spring being connected with cover plate, the middle part of bonnet has the pod apertures being connected with spring cavity, the pod apertures and check valve
Fluid intake be connected；The fluid issuing of check valve is connected with the oil inlet of pressure regulator valve, the oil-out of pressure regulator valve and guide
Oil return circuit is connected.
The check valve includes one-way valve sleeve, and one-way valve sleeve is placed in the side fabrication hole of control cover plate, technique
The outer side seal in hole has screw plug, is provided with inner elements of check valve in the cavity of one-way valve sleeve, inner elements of check valve is close to one end of screw plug
Plunger shaft is offered, is oriented in plunger shaft and is provided with piston, control the oil-out of oil circuit to be arranged on the outside of piston；Check valve
The perisporium of valve pocket is provided with the fluid issuing being connected with pressure regulator valve.
The pressure regulator valve includes axially peace and turns the conical valve base in control cover plate, and the middle part of conical valve base is provided with and check valve phase
The oil inlet of connection, the outside of conical valve base set one and the swivel nut for controlling cover plate to be connected, and the rear end of swivel nut is spirally connected a nut, swivel nut
Internal cavity in poppet valve core is set, the front end of poppet valve core is resisted against on the oil inlet of conical valve base, and the internal cavity of swivel nut is also pacified
An adjusting rod is filled, pressure spring is connected between adjusting rod and poppet valve core, the other end of adjusting rod is resisted against on nut.
Check valve is loaded control cover plate side by the utility model, and sets pressure regulator valve in control cover plate opposite side, is used
When spring cavity is entered by the damping hole among main valve plug when high-voltage oil liquid, the hydraulic oil of spring cavity is entered by one-way valve sleeve
In conical valve base, at the same spring cavity hydraulic oil promote poppet valve core reach pressure spring setting pressure after, poppet valve core movement, by cone valve
Core is opened, and the pressure oil of spring cavity connects with guide's oil return circuit, and at this moment the pressure oil of spring cavity is zero, and main valve plug is in pressure oil
Promotion under open, pressure oil enters oil return box, so as to realize remote pressure control function；When controlling oil circuit to have pressure,
Pressure oil promotes piston to close inner elements of check valve, the pressure oil blocked in spring cavity to poppet valve core, makes main valve plug dead-tight
Close.
The utility model is simple in construction, easy to operate, small volume, can realize the function of pressurize and remote control pressure,
Aesthetic in appearance, the pressure loss is small, multiple functional, securely and reliably, is widely used in all kinds hydraulic pressure two-way plug-in valve system.
Brief description of the drawings：
Accompanying drawing 1 is structural representation of the present utility model.
In figure：1. main valve housing, 2. main valve plugs, 3. main springs, 4. bonnets, 5. guide's oil return circuits, 6. nuts, 7. regulations
Bar, 8. pressure springs, 9. swivel nuts, 10. poppet valve cores, 11. conical valve bases, 12. control cover plates, 13. one-way valve sleeves, 14. check valves
Valve element, 15. pistons, 16. screw plugs, 17. control oil circuits.
Embodiment：
Reference picture 1, a kind of big flow pressure regulation two-way insert check valve, including main valve, control cover plate 12 are provided with main valve,
Control and control oil circuit 17 and guide's oil return circuit 5 are provided with cover plate 12, it is axially mounted unidirectional positioned at the side of control cover plate 12
Valve, the opposite side of control cover plate 12 are axially installed with pressure regulator valve, and the main valve includes main valve housing 1 and bonnet 4, one end of main valve housing
Provided with pouring orifice, the week side of boss of main valve housing is provided with unloading port, the other end and the fixed seal connection of bonnet 4 of main valve housing 1, and bonnet 4 is consolidated
Surely it is sealed on control cover plate 12, main valve plug 2 is provided with the inner chamber of main valve housing 1, the lower end core body of main valve plug is provided with and oiling
The damping hole that mouth is connected, the other end of main valve plug 2 are provided with spring cavity, the main spring 3 being connected with cover plate 4, valve are provided with spring cavity
The middle part of lid 4 has the pod apertures being connected with spring cavity, and the pod apertures are connected with the fluid intake of check valve；Check valve
Fluid issuing is connected with the oil inlet of pressure regulator valve, and the oil-out of pressure regulator valve is connected with guide's oil return circuit 5.
The check valve includes one-way valve sleeve 13, and one-way valve sleeve 13 is placed in the side fabrication hole of control cover plate 12
In, the outer side seal of fabrication hole has screw plug 16, and inner elements of check valve 14, inner elements of check valve 14 are provided with the cavity of one-way valve sleeve 13
Plunger shaft is offered close to one end of screw plug 16, is oriented in plunger shaft and is provided with piston 15, control the oil-out of oil circuit 17 to set
Put in the outside of piston 15；The perisporium of one-way valve sleeve 13 is provided with the fluid issuing being connected with pressure regulator valve.
The pressure regulator valve includes axially peace and turns the conical valve base 11 in control cover plate 12, the middle part of conical valve base be provided with it is unidirectional
The oil inlet that valve is connected, the outside of conical valve base 11 set one and the swivel nut for controlling cover plate 12 to be connected, and the rear end of swivel nut 9 is spirally connected one
Nut 6, poppet valve core 10 is set, the front end of poppet valve core 10 is resisted against on the oil inlet of conical valve base 11, spiral shell in the internal cavity of swivel nut 9
The internal cavity of set 9 also installs an adjusting rod 7, is connected with pressure spring 8 between adjusting rod 7 and poppet valve core 10, adjusting rod 7 it is another
One end is resisted against on nut 6.
Check valve is loaded control cover plate 12 side by the utility model, and sets pressure regulator valve in the control opposite side of cover plate 12,
When high-voltage oil liquid enters spring cavity by the damping hole among main valve plug 2 during use, the hydraulic oil of spring cavity passes through one-way valve
After set 13 enters in conical valve base 11, while the hydraulic oil of spring cavity promotes poppet valve core 10 to reach pressure spring setting pressure, cone valve
Core 10 is moved, and pressure regulator valve is opened, and the pressure oil of spring cavity connects with guide's oil return circuit 5, and at this moment the pressure oil of spring cavity is
Zero, main valve plug 2 is opened under the promotion of pressure oil, and pressure oil enters oil return box, so as to realize remote pressure control function；Work as control
When liquefaction oil circuit 17 has pressure, pressure oil promotes piston to close inner elements of check valve 14, blocks spring cavity into poppet valve core 10
Pressure oil, make 2 dead-tight closing of main valve plug.
Claims (3)
1. a kind of big flow pressure regulation two-way inserts check valve, including main valve, control cover plate is installed on main valve（12）, control cover plate
（12）It is interior to be provided with control oil circuit（17）With guide's oil return circuit（5）, positioned at control cover plate（12）Side it is axially mounted unidirectional
Valve, control cover plate（12）Opposite side be axially installed with pressure regulator valve, it is characterised in that：The main valve includes main valve housing（1）And valve
Lid（4）, one end of main valve housing is provided with pouring orifice, and the week side of boss of main valve housing is provided with unloading port, main valve housing（1）The other end and bonnet
（4）Fixed seal connection, bonnet（4）Fixing seal is in control cover plate（12）On, main valve housing（1）Inner chamber in be provided with main valve plug
（2）, the lower end core body of main valve plug is provided with the damping hole being connected with pouring orifice, main valve plug（2）The other end is provided with spring cavity, bullet
It is provided with spring chamber and bonnet（4）The main spring of connection（3）, bonnet（4）Middle part there are the pod apertures that are connected with spring cavity, should
Pod apertures are connected with the fluid intake of check valve；The fluid issuing of check valve is connected with the oil inlet of pressure regulator valve, pressure regulator valve
Oil-out and guide's oil return circuit（5）It is connected.
2. big flow pressure regulation two-way according to claim 1 inserts check valve, it is characterised in that：The check valve includes single
To valve valve pocket（13）, one-way valve sleeve（13）It is placed in control cover plate（12）Side fabrication hole in, the outer side seal of fabrication hole
There is screw plug（16）, one-way valve sleeve（13）Cavity in be provided with inner elements of check valve（14）, inner elements of check valve（14）Close to screw plug
（16）One end offer plunger shaft, be oriented in plunger shaft and be provided with piston（15）, control oil circuit（17）Control mouth set
In piston（15）Outside；One-way valve sleeve（13）Perisporium be provided with the fluid issuing that is connected with pressure regulator valve.
3. big flow pressure regulation two-way according to claim 1 inserts check valve, it is characterised in that：The pressure regulator valve includes axle
Xiang Anzhuan is in control cover plate（12）Interior conical valve base（11）, the middle part of conical valve base is provided with the oil inlet being connected with check valve, bored
Valve seat（11）Outside set one with control cover plate（12）The swivel nut of connection, swivel nut（9）Rear end be spirally connected a nut（6）, swivel nut
（9）Internal cavity in poppet valve core is set（10）, poppet valve core（10）Front end be resisted against conical valve base（11）Oil inlet on, swivel nut
（9）Internal cavity one adjusting rod is also installed（7）, adjusting rod（7）With poppet valve core（10）Between be connected with pressure spring（8）, adjust
Pole（7）The other end be resisted against nut（6）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720576764.4U CN206708463U (en) | 2017-05-23 | 2017-05-23 | Big flow pressure regulation two-way inserts check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720576764.4U CN206708463U (en) | 2017-05-23 | 2017-05-23 | Big flow pressure regulation two-way inserts check valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206708463U true CN206708463U (en) | 2017-12-05 |
Family
ID=60462835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720576764.4U Active CN206708463U (en) | 2017-05-23 | 2017-05-23 | Big flow pressure regulation two-way inserts check valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206708463U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108612879A (en) * | 2018-05-28 | 2018-10-02 | 江苏安普阀门机械有限公司 | A kind of one-way conduction valve body |
| CN116498614A (en) * | 2023-04-24 | 2023-07-28 | 通用技术集团大连机床有限责任公司 | Normally open type large-flux two-way cartridge valve |
| US11814822B2 (en) | 2018-09-27 | 2023-11-14 | Aalberts Integrated Piping Systems Limited | Plumbing fitting |
-
2017
- 2017-05-23 CN CN201720576764.4U patent/CN206708463U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108612879A (en) * | 2018-05-28 | 2018-10-02 | 江苏安普阀门机械有限公司 | A kind of one-way conduction valve body |
| US11814822B2 (en) | 2018-09-27 | 2023-11-14 | Aalberts Integrated Piping Systems Limited | Plumbing fitting |
| CN116498614A (en) * | 2023-04-24 | 2023-07-28 | 通用技术集团大连机床有限责任公司 | Normally open type large-flux two-way cartridge valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Large flow pressure regulating two-way cartridge check valve Effective date of registration: 20220516 Granted publication date: 20171205 Pledgee: Shandong Zoucheng rural commercial bank Limited by Share Ltd. Pledgor: JINING LUWEI HYDRAULIC TECHNOLOGY CO.,LTD. Registration number: Y2022980005586 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230504 Granted publication date: 20171205 Pledgee: Shandong Zoucheng rural commercial bank Limited by Share Ltd. Pledgor: JINING LUWEI HYDRAULIC TECHNOLOGY CO.,LTD. Registration number: Y2022980005586 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |