CN106402072B - Electromagnetic pressure-decreasing throttle valve - Google Patents
Electromagnetic pressure-decreasing throttle valve Download PDFInfo
- Publication number
- CN106402072B CN106402072B CN201610884715.7A CN201610884715A CN106402072B CN 106402072 B CN106402072 B CN 106402072B CN 201610884715 A CN201610884715 A CN 201610884715A CN 106402072 B CN106402072 B CN 106402072B
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- CN
- China
- Prior art keywords
- throttling
- space
- pressure reduction
- valve
- pressure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- 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
- F15B13/025—Pressure reducing valves
-
- 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
- F15B13/023—Excess flow valves, e.g. for locking cylinders in case of hose burst
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The invention discloses a kind of electromagnetic pressure-decreasing throttle valves, including valve body, relief pressure valve cartridge, throttling valve core and electromagnetic assembly, pressure reduction space and throttling space are provided on valve body, pressure reduction space is stepped hole, throttling space is the blind hole opened up on valve body, relief pressure valve cartridge is arranged in pressure reduction space, throttling valve core setting is in throttling space, pressure reduction space is connected to throttling space by restriction, pressure reduction space is connected to oil inlet, throttling space is connected to oil outlet, electromagnetic assembly setting is at throttling space, throttling valve core is sealed in throttling space, it is mobile that electromagnetic assembly controls throttling valve core, the reset spring that relief pressure valve cartridge and throttling valve core can be made to reset is provided in pressure reduction space and throttling space；Pressure reducing valve and throttle valve are integrated into an entirety, is convenient to use, and simplify hydraulic system, facilitates the installation of hydraulic system, so that it, which installs a valve, can complete the function of two kinds of valves, reduces the failure rate of hydraulic system, improves stability.
Description
Technical field
The present invention relates to hydraulic valve technology, in particular to a kind of electromagnetic pressure-decreasing throttle valve.
Background technique
Hydraulic valve is the Important Components in hydraulic system, for controlling the flow direction of hydraulic oil, flow velocity and flow etc..
Current existing electromagnetic hydraulic valve has a single function, if pressure reducing valve only has depressurization, so needing in the hydraulic system course of work
It wants multiple valves to carry out cooperating, not only makes hydraulic system more complex in this way, and high failure rate and maintenance cost are big etc..
Summary of the invention
The technical problem to be solved in the present invention is to provide one kind can be realized multiple functions, and valve makes in reduction hydraulic system
The electromagnetic pressure-decreasing throttle valve of dosage.
In order to solve the above-mentioned technical problem, the technical solution of the present invention is as follows: electromagnetic pressure-decreasing throttle valve, including valve body, decompression
Spool, throttling valve core and electromagnetic assembly, pressure reduction space and throttling space are provided on the valve body, and the pressure reduction space is ladder
Hole, the throttling space is the blind hole opened up on the valve body, and the relief pressure valve cartridge is arranged in the pressure reduction space, described
Throttling valve core is arranged in the throttling space, and the pressure reduction space is connected to the throttling space by restriction, described to subtract
Pressure space is connected to oil inlet, and the throttling space is connected to oil outlet, and the electromagnetic assembly is arranged at the throttling space,
The throttling valve core is sealed in the throttling space, the electromagnetic assembly controls the throttling valve core movement, the decompression
The reset spring that the relief pressure valve cartridge and the throttling valve core can be made to reset is provided in space and the throttling space.
Further, the electromagnetic assembly includes shell, armature, coil, pole shoe, guide sleeve, magnetism-isolating loop and push rod, the pole
External screw thread is provided on boots, the threaded one end of the pole shoe is connected on the valve body, and internal screw thread, institute are provided on the shell
It states outer casing screw to be connected on the pole shoe, the guide sleeve and the pole shoe are coaxially set in the interior of shell, described to lead
The magnetism-isolating loop is set between set and the pole shoe, and the armature is set on the inside of the guide sleeve, the outside setting of the guide sleeve
The coil, described push rod one end connect the armature, and the other end offsets with the throttling valve core.
Further, displacement sensor is provided on the shell, institute's displacement sensors are for detecting the armature
Moving distance.
Further, plug is provided on the shell, the plug is electrically connected with the coil.
Further, the oil outlet is connected to the pressure reduction space.
Further, the minor diameter end face of the pressure reduction space is connected to the major diameter of the pressure reduction space and minor diameter joins
End face.
By adopting the above technical scheme the present invention obtain have the beneficial effect that by pressure reducing valve and throttle valve be integrated into one it is whole
Body is convenient to use, and simplifies hydraulic system, facilitates the installation of hydraulic system, so that its one valve of installation can be complete
At the function of two kinds of valves, reduces the failure rate of hydraulic system, improve stability.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of electromagnetic pressure-decreasing throttle valve of the present invention.
In figure: 1. valve bodies, 2. pressure reduction spaces, 3. relief pressure valve cartridges, 4. oil inlets, 5. restrictions, 6. plugs, 7. coils, 8.
Shell, 9. displacement sensors, 10. throttling spaces, 11. throttling valve cores, 12. oil outlets, 13. pole shoes, 14. push rods, 15. are every magnetic
Ring, 16. guide sleeves, 17. armature.
Specific embodiment
Specific embodiments of the present invention will be further explained with reference to the accompanying drawing.It should be noted that for
The explanation of these embodiments is used to help understand the present invention, but and does not constitute a limitation of the invention.In addition, disclosed below
The each embodiment of the present invention involved in technical characteristic can be combined with each other as long as they do not conflict with each other.
The present invention is further described in conjunction with attached drawing, keeps person of ordinary skill in the field's better implementation of the invention,
Electromagnetic pressure-decreasing throttle valve of the embodiment of the present invention, including valve body 1, relief pressure valve cartridge 3, throttling valve core 11 and electromagnetic assembly are opened on valve body 1
There are pressure reduction space 2 and throttling space 10, pressure reduction space 2 is stepped hole, and throttling space 10 is the blind hole opened up on valve body 1, is subtracted
Pressure valve core 3 is arranged in pressure reduction space 2, and for the setting of throttling valve core 11 in throttling space 10, pressure reduction space 2 and throttling space 10 are logical
The connection of restriction 5 is crossed, pressure reduction space 2 is connected to oil inlet 4, and throttling space 10 is connected to oil outlet 12, and electromagnetic assembly setting exists
It throttles at space 10, throttling valve core 11 is sealed in throttling space 10, electromagnetic assembly controls the movement of throttling valve core 11, and decompression is empty
Between 2 and throttling space 10 in be provided with the reset spring that relief pressure valve cartridge 3 and throttling valve core 11 can be made to reset, oil outlet 12 with subtract
Space 2 is pressed to be connected to；The major diameter and minor diameter of the minor diameter end face connection pressure reduction space 2 of pressure reduction space 2 join end face；It will decompression
Valve and throttle valve are integrated into an entirety, are convenient to use, and simplify hydraulic system, facilitate the installation of hydraulic system,
So that it, which installs a valve, can complete the function of two kinds of valves, reduces the failure rate of hydraulic system, improve stability.
Electromagnetic assembly of the embodiment of the present invention includes shell 8, armature 17, coil 7, pole shoe 13, guide sleeve 16, magnetism-isolating loop 15 and pushes away
Bar 14 is provided with external screw thread on pole shoe 13, and the threaded one end of pole shoe 13 is connected on valve body 1, is provided with internal screw thread on shell 8,
Shell 8 is threaded on pole shoe 13, and guide sleeve 16 and pole shoe 13 are coaxially set inside shell 8, guide sleeve 16 and pole shoe 13 it
Between magnetism-isolating loop 15 is set, armature 17 is set in the inside of guide sleeve 16, and coil 7,14 one end of push rod connection rank is arranged in the outside of guide sleeve 16
Iron 17, the other end offset with throttling valve core 11；Displacement sensor 9 is provided on shell 8, displacement sensor 9 is for detecting armature
17 moving distance；Plug 6 is provided on shell 8, plug 6 is electrically connected with coil 7, and the electromagnetic assembly of above structure is due to being to adopt
It is placed with the connection of screw thread, is able to carry out replacement when coil 7 breaks down, reduces the maintenance cost of product.
In conjunction with attached drawing, the embodiments of the present invention are described in detail above, but the present invention is not limited to described implementations
Mode.For a person skilled in the art, in the case where not departing from the principle of the invention and spirit, to these embodiments
A variety of change, modification, replacement and modification are carried out, are still fallen in protection scope of the present invention.
Claims (1)
1. electromagnetic pressure-decreasing throttle valve, it is characterised in that: including valve body, relief pressure valve cartridge, throttling valve core and electromagnetic assembly, the valve body
On be provided with pressure reduction space and throttling space, the pressure reduction space is stepped hole, and the throttling space is opens up on the valve body
Blind hole, the relief pressure valve cartridge is arranged in the pressure reduction space, and the throttling valve core is arranged in the throttling space, described
Pressure reduction space is connected to the throttling space by restriction, and the pressure reduction space is connected to oil inlet, the throttling space with
Oil outlet connection, the electromagnetic assembly are arranged at the throttling space, and the throttling valve core is sealed in the throttling space
Interior, the electromagnetic assembly controls the throttling valve core movement, is provided with and can make in the pressure reduction space and the throttling space
The reset spring that the relief pressure valve cartridge and the throttling valve core reset；
The electromagnetic assembly includes shell, armature, coil, pole shoe, guide sleeve, magnetism-isolating loop and push rod, is provided on the pole shoe outer
Screw thread, the threaded one end of the pole shoe are connected on the valve body, and internal screw thread is provided on the shell, and the outer casing screw connects
It connects on the pole shoe, the guide sleeve and the pole shoe are coaxially set in the interior of shell, the guide sleeve and the pole shoe
Between the magnetism-isolating loop is set, the armature is set on the inside of the guide sleeve, and the coil is arranged in the outside of the guide sleeve, described
Push rod one end connects the armature, and the other end offsets with the throttling valve core；
Displacement sensor is provided on the shell, institute's displacement sensors are used to detect the moving distance of the armature；
Plug is provided on the shell, the plug is electrically connected with the coil；
The oil outlet is connected to the pressure reduction space；
The minor diameter end face of the pressure reduction space is connected to the major diameter of the pressure reduction space and minor diameter joins end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610884715.7A CN106402072B (en) | 2016-10-10 | 2016-10-10 | Electromagnetic pressure-decreasing throttle valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610884715.7A CN106402072B (en) | 2016-10-10 | 2016-10-10 | Electromagnetic pressure-decreasing throttle valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106402072A CN106402072A (en) | 2017-02-15 |
| CN106402072B true CN106402072B (en) | 2018-12-14 |
Family
ID=59228982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610884715.7A Active CN106402072B (en) | 2016-10-10 | 2016-10-10 | Electromagnetic pressure-decreasing throttle valve |
Country Status (1)
| Country | Link |
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| CN (1) | CN106402072B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107781457B (en) * | 2017-11-06 | 2019-03-26 | 北京理工大学 | A kind of side valve type proportional pressure-reducing valve |
| CN108612692B (en) * | 2018-05-14 | 2020-09-15 | 江苏理工学院 | Double-spring pressure compensation speed regulating valve |
| CN111271494A (en) * | 2019-11-28 | 2020-06-12 | 佛山市奥达金属制品有限公司 | Double-oil seal speed regulating valve |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3222106A1 (en) * | 1982-06-11 | 1983-12-15 | Robert Bosch Gmbh, 7000 Stuttgart | Hydraulic control arrangement |
| JPS6162603A (en) * | 1984-09-01 | 1986-03-31 | Kobe Steel Ltd | Hydraulic remote control device |
| CN201772100U (en) * | 2010-06-13 | 2011-03-23 | 昆明理工大学 | Water hydraulic electromagnetic switch valve |
| CN102996562A (en) * | 2012-10-31 | 2013-03-27 | 玉柴桩工(常州)有限公司 | Multifunctional integrated valve set for winch motor |
| CN104564877A (en) * | 2014-12-15 | 2015-04-29 | 徐州徐工挖掘机械有限公司 | Pressure reducing and throttling system for excavators |
| CN104595268A (en) * | 2014-12-02 | 2015-05-06 | 武汉船用机械有限责任公司 | Pilot type integrated hydraulic governor control valve |
-
2016
- 2016-10-10 CN CN201610884715.7A patent/CN106402072B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3222106A1 (en) * | 1982-06-11 | 1983-12-15 | Robert Bosch Gmbh, 7000 Stuttgart | Hydraulic control arrangement |
| JPS6162603A (en) * | 1984-09-01 | 1986-03-31 | Kobe Steel Ltd | Hydraulic remote control device |
| CN201772100U (en) * | 2010-06-13 | 2011-03-23 | 昆明理工大学 | Water hydraulic electromagnetic switch valve |
| CN102996562A (en) * | 2012-10-31 | 2013-03-27 | 玉柴桩工(常州)有限公司 | Multifunctional integrated valve set for winch motor |
| CN104595268A (en) * | 2014-12-02 | 2015-05-06 | 武汉船用机械有限责任公司 | Pilot type integrated hydraulic governor control valve |
| CN104564877A (en) * | 2014-12-15 | 2015-04-29 | 徐州徐工挖掘机械有限公司 | Pressure reducing and throttling system for excavators |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106402072A (en) | 2017-02-15 |
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