CN106368997A - One-way throttle valve for hydraulic system - Google Patents
One-way throttle valve for hydraulic system Download PDFInfo
- Publication number
- CN106368997A CN106368997A CN201610954230.0A CN201610954230A CN106368997A CN 106368997 A CN106368997 A CN 106368997A CN 201610954230 A CN201610954230 A CN 201610954230A CN 106368997 A CN106368997 A CN 106368997A
- Authority
- CN
- China
- Prior art keywords
- valve
- way throttle
- hydraulic system
- throttle valve
- spring
- 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.)
- Pending
Links
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
- F15B13/027—Check valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
- F16K1/38—Valve members of conical shape
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/025—Check valves with guided rigid valve members the valve being loaded by a spring
- F16K15/026—Check valves with guided rigid valve members the valve being loaded by a spring the valve member being a movable body around which the medium flows when the valve is open
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/18—Check valves with actuating mechanism; Combined check valves and actuated valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K25/00—Details relating to contact between valve members and seat
- F16K25/005—Particular materials for seats or closure elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0008—Mechanical means
- F16K37/0016—Mechanical means having a graduated scale
Abstract
The invention discloses a one-way throttle valve for a hydraulic system and relates to the throttle valve field. The one-way throttle valve for the hydraulic system comprises a valve body, a valve element, a valve base, a liquid inlet, a liquid outlet, a connector sleeve and an adjusting nut; a spring and a spring base are arranged in the valve body; the valve element and the valve base are arranged in the valve body; the spring base is connected with the valve element through the spring and is connected with the adjusting nut through a threaded rod; an internal thread is arranged on the inner side of the valve body; the surface of the threaded rod is provided with an external thread matched with the internal thread; the connector sleeve is arranged on the side of the liquid inlet of the valve body; a fast inserting connector is connected to the connector sleeve; the liquid outlet is formed in the bottom of the valve base; and the upper end face of the position, where the valve element makes contact with the valve base, of the valve base is provided with a conical table. A hard seal form is adopted for the one-way throttle valve for the hydraulic system, the pollution engaging capacity is enhanced, the size is small, the weight is small, installing and adjusting are flexible and convenient, and the one-way throttle valve for the hydraulic system is worthy of popularization.
Description
Technical field
The present invention relates to choke valve field is and in particular to a kind of hydraulic system one-way throttle valve.
Background technology
One-way throttle valve is a kind of hydraulic protecting element being used for control pressure in hydraulic system.Widely used unidirectional section
There is complex structure in stream valve, pressure adjusts the defects such as inconvenience.Now one-way throttle valve on the market has been divided into several, has pipeline
Property and medium-sized, is all closure or the unlatching controlling whole one-way throttle valve by an one-way throttle valve core.Existing
Some one-way throttle valves, typically adopt steel ball type, needle valve type and rotary valve type, its complex structure, the accuracy of manufacture ratio simultaneously requiring
Higher.And cost ratio is larger, install inconvenient.And valve element generally adopts copper alloy manufacture, manufacture production relatively complicated.
The valve element separately designing substantially increases the manufacturing cost of one-way throttle valve.
Content of the invention
It is an object of the invention to provide a kind of hydraulic system one-way throttle valve, upper with solve to lead in prior art
State multinomial defect.
A kind of hydraulic system one-way throttle valve, including valve body, valve element, valve seat, inlet, liquid outlet, fitting sleeve and tune
Section nut, is provided with spring and spring base in described valve body, in valve body, described spring base passes through spring for described valve element and valve seat
Connect valve element, described spring base connects adjusting nut by screw rod, is provided with female thread, described screw surface sets inside described valve body
There is the external screw thread mating with female thread, described fitting sleeve, located at valve body inlet side, described fitting sleeve is connected with fast grafting
Mouthful, described liquid outlet is provided with tapered located at seat bottom portion, described valve element with the valve seat upper surface of valve seat contact site.
Preferably, described valve element and valve seat contact position are provided with the inverted cone platform matching with tapered.
Preferably, on described taper platform and inverted cone platform, all surfacings have Hardmetal materials sealant.
Preferably, described adjusting nut is provided with scale.
Preferably, described spring adopts compression spring.
Preferably, described screw rod and adjusting nut junction are provided with sealing ring.
Beneficial effects of the present invention: this kind of hydraulic system one-way throttle valve, by this kind of structure design, adjusted by rotation
Section nut, thus it is possible to vary the contact area of valve body and valve element, thus changing inlet and the velocity of liquid assets of liquid outlet liquid, thus
Realize one-way throttle effect, this one-way throttle valve is provided with fast interface, it is possible to achieve Fast Installation function, and using by valve body
With the hard seal form of valve element contact position it is adaptable under high temperature and high pressure environment, and ensure service life, this choke valve does dirty ability
Strengthen, and small volume and lightweight, and install easy to adjust flexibly, be worthy to be popularized, described valve element is provided with valve seat contact position
The inverted cone platform matching with tapered stage, can realize liquid flow velocity by the inverted cone platform and taper platform matching
Effective control, and then realize throttling function, on described taper platform and inverted cone platform, equal surfacing has Hardmetal materials sealant, leads to
Cross hard sealing structure to be applied under high temperature and high pressure environment, extend the service life of choke valve, described adjusting nut is provided with scale,
Operator can control the size of amount of restriction by scale, and described spring is adopted compression spring, controlled by compression spring
Valve body processed and the contact pressure of valve element, described screw rod and adjusting nut junction are provided with sealing ring, and the sealing ring by setting can
To avoid the occurrence of leaked liquid.
Brief description
Fig. 1 is a kind of structural representation of hydraulic system one-way throttle valve of the present invention.
Fig. 2 is a kind of structural representation of tapered part of hydraulic system one-way throttle valve of the present invention.
Wherein: 1 valve body, 2 valve elements, 3 valve seats, 4 inlets, 5 liquid outlets, 6 adjusting nuts, 7 springs,
8 spring bases, 9 fast interfaces, 10 fitting sleeves, 11 tapered, 12 inverted cone-shaped platforms, 13 Hardmetal materials sealings
Layer, 14 sealing rings, 15 screw rods.
Specific embodiment
Technological means, creation characteristic, reached purpose and effect for making the present invention realize are easy to understand, with reference to
Specific embodiment, is expanded on further the present invention.
As depicted in figs. 1 and 2, a kind of hydraulic system one-way throttle valve, including valve body 1, valve element 2, valve seat 3, inlet
4th, liquid outlet 5, fitting sleeve 10 and adjusting nut 6, is provided with spring 7 and spring base 8, described valve element 2 and valve seat 3 in described valve body 1
In valve body 1, described spring base 8 connects valve element 2 by spring 7, and described spring base 8 connects adjusting nut 6 by screw rod 15,
It is provided with female thread, described screw rod 15 surface is provided with the external screw thread mating with female thread, and described fitting sleeve 10 sets inside described valve body 1
In valve body 1 inlet 4 side, described fitting sleeve 10 is connected with fast interface 9, described liquid outlet 5 is located at valve seat 3 bottom, institute
Valve seat 3 upper surface stating valve element 2 with valve seat 3 contact site is provided with tapered 11.This kind of hydraulic system one-way throttle valve, passes through
This kind of structure design, by rotating adjusting nut 6, thus it is possible to vary the contact area of valve body 1 and valve element 2, thus changing inlet 4
With the velocity of liquid assets of liquid outlet 5 liquid, thus realizing one-way throttle effect, this one-way throttle valve is provided with fast interface 9, Ke Yishi
Existing Fast Installation function, and using by the hard seal form of valve body 1 and valve element 2 contact position it is adaptable under high temperature and high pressure environment,
And guarantee service life, this choke valve does dirty ability and strengthens, and small volume and lightweight, and install easy to adjust flexibly, value
Must promote.
In the present embodiment, described valve element 2 and valve seat 3 contact position are provided with the inverted cone platform 12 matching with tapered 11,
The effective control of liquid flow velocity can be realized by the inverted cone platform 12 that matches and taper platform 11, and then realize throttle power
Can, on described taper platform 11 and inverted cone platform 12, equal surfacing has Hardmetal materials sealant 13, is suitable for by hard sealing structure
Under high temperature and high pressure environment, extend the service life of choke valve, described adjusting nut 6 is provided with scale, and operator can be led to
Controlling the size of amount of restriction, described spring 7 adopts compression spring to scaleover, by compression spring come application valve body 1 and valve element 2
Contact pressure, described screw rod 15 and adjusting nut 6 junction are provided with sealing ring 14, can be avoided by the sealing ring 14 of setting
The occurrence of leaked liquid.
Based on above-mentioned, the present invention changes valve body with the contact area of valve element thus realizing unidirectional section by rotating adjusting nut
Stream acts on, and this one-way throttle valve is provided with fast interface, it is possible to achieve Fast Installation function, and employing is contacted with valve element by valve body
The hard seal form at place is it is adaptable under high temperature and high pressure environment, and ensures service life, and this choke valve does dirty ability and strengthens, and
Small volume and lightweight, and install easy to adjust flexibly, be worthy to be popularized.
As known by the technical knowledge, the present invention can be by the embodiment party of other essence without departing from its spirit or essential feature
Case is realizing.Therefore, embodiment disclosed above, for each side, is all merely illustrative, and is not only.Institute
Have within the scope of the present invention or be all included in the invention in the change being equal in the scope of the present invention.
Claims (6)
1. a kind of hydraulic system one-way throttle valve is it is characterised in that including valve body, valve element, valve seat, inlet, liquid outlet, connecing
Headgear and adjusting nut, are provided with spring and spring base in described valve body, described valve element and valve seat in valve body, described spring base
Valve element is connected by spring, described spring base connects adjusting nut by screw rod, is provided with female thread, described spiral shell inside described valve body
Bar surface is provided with the external screw thread mating with female thread, and described fitting sleeve, located at valve body inlet side, described fitting sleeve connects
There is fast interface, located at seat bottom portion, the valve seat upper surface of described valve element and valve seat contact site is provided with tapered described liquid outlet
Platform.
2. a kind of hydraulic system one-way throttle valve according to claim 1 it is characterised in that: described valve element and valve seat connect
Synapsis is provided with the inverted cone platform matching with tapered.
3. a kind of hydraulic system one-way throttle valve according to claim 1 it is characterised in that: described taper platform and back taper
On shape platform, equal surfacing has Hardmetal materials sealant.
4. a kind of hydraulic system one-way throttle valve according to claim 1 it is characterised in that: set on described adjusting nut
There is scale.
5. a kind of hydraulic system one-way throttle valve according to claim 1 it is characterised in that: described spring is using compression
Spring.
6. a kind of hydraulic system one-way throttle valve according to claim 1 it is characterised in that: described screw rod with adjust spiral shell
Female junction is provided with sealing ring.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610954230.0A CN106368997A (en) | 2016-10-26 | 2016-10-26 | One-way throttle valve for hydraulic system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610954230.0A CN106368997A (en) | 2016-10-26 | 2016-10-26 | One-way throttle valve for hydraulic system |
Publications (1)
Publication Number | Publication Date |
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CN106368997A true CN106368997A (en) | 2017-02-01 |
Family
ID=57894311
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610954230.0A Pending CN106368997A (en) | 2016-10-26 | 2016-10-26 | One-way throttle valve for hydraulic system |
Country Status (1)
Country | Link |
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CN (1) | CN106368997A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107355550A (en) * | 2017-08-17 | 2017-11-17 | 广东美的暖通设备有限公司 | Choke valve |
CN107387777A (en) * | 2017-08-16 | 2017-11-24 | 浙江海洋大学 | Corrosion-resistant stop valve |
CN107990011A (en) * | 2017-11-28 | 2018-05-04 | 美尚生态景观股份有限公司 | A kind of throttle valve |
CN113520194A (en) * | 2020-04-21 | 2021-10-22 | 添可智能科技有限公司 | Liquid storage box, feeding device and cooking system |
-
2016
- 2016-10-26 CN CN201610954230.0A patent/CN106368997A/en active Pending
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107387777A (en) * | 2017-08-16 | 2017-11-24 | 浙江海洋大学 | Corrosion-resistant stop valve |
CN107355550A (en) * | 2017-08-17 | 2017-11-17 | 广东美的暖通设备有限公司 | Choke valve |
CN107990011A (en) * | 2017-11-28 | 2018-05-04 | 美尚生态景观股份有限公司 | A kind of throttle valve |
CN107990011B (en) * | 2017-11-28 | 2019-05-17 | 美尚生态景观股份有限公司 | A kind of throttle valve |
CN113520194A (en) * | 2020-04-21 | 2021-10-22 | 添可智能科技有限公司 | Liquid storage box, feeding device and cooking system |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170201 |
|
WD01 | Invention patent application deemed withdrawn after publication |