CN203146864U - Hydraulically closed flat valve - Google Patents
Hydraulically closed flat valve Download PDFInfo
- Publication number
- CN203146864U CN203146864U CN 201320088252 CN201320088252U CN203146864U CN 203146864 U CN203146864 U CN 203146864U CN 201320088252 CN201320088252 CN 201320088252 CN 201320088252 U CN201320088252 U CN 201320088252U CN 203146864 U CN203146864 U CN 203146864U
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- Prior art keywords
- valve
- piston
- joint
- spring
- actuator
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Abstract
The utility model discloses a hydraulically closed flat valve, which comprises a valve body, a valve cover, a valve rod, a valve plate and an actuator, wherein the valve body is a cross four-way structural body, a pipeline inlet/outlet channel is in the horizontal direction, and the valve body is vertically connected with upper and lower valve covers; a hollow cross protective plate is arranged in a central cavity of the valve body; the pipeline inlet/outlet channel is in the horizontal direction of the cross protective plate, and a valve plate chute is in the longitudinal direction of the cross protective plate; the valve cover comprises an upper valve cover and a lower valve cover; the actuator is a longitudinal cylinder structural body; two ports of the actuator are respectively provided with upper and lower end covers in a flange plate form; the lower end cover and the upper valve cover are fastened by an orthogonal internal set bolt in an annular spring clamping groove; an inner hole of the upper end cover is connected with a piston cylinder; the upper side faces of the cylinder are longitudinally provided with hydraulic oil filling holes; for normally open oil delivery pipes, the hydraulically closed flat valve can quickly treat the emergency that the pressure in the pipelines is suddenly increased or the pressure is suddenly reduced due to leakage, and can be widely applied to oil exploitation and delivery pipelines.
Description
Technical field
The present invention relates to petrochemical field, particularly a kind of surging closed dull and stereotyped valve.
Background technique
For field of petroleum exploitation, because its operating environment is abominable, mostly be high temperature, high pressure, high corrosive environment greatly, in addition, the crude content component complexity of exploiting out: oil, gas, sand, water etc., pipeline and flap type door have been proposed very high requirement: high temperature resistant, high pressure resistant, corrosion-resistant, wear-resistant, stable, pipeline, dull and stereotyped valve performance and quality will be directly connected to production, personal safety and the social environment safety of enterprise.
Dull and stereotyped valve throttle valve is that petrochemical field pipeline comparatively commonly used opens and closes apparatus, and it is decreased by the tool anti-impact, and special tungsten carbide material of ability is molded to form dull and stereotyped valve.By the upper and lower displacement of horizontal moving type valve plate, thus the adjusting of realization flow.It has characteristics such as simple for structure, yet no matter classic flat-plate valve screw type actuator is manually operated type or electrodynamic type, its reaction action is slower, especially running into the unexpected rising of pipeline inner pressure, or the pressure that causes because of leakage such as reduces suddenly at case of emergency, can not accomplish quick disposal, and actuator is difficult to equally also dispose for the pipeline traditional, pneumatic actuator of the high density more than the API5000, high pressure.
The model utility content
At the defective that above-mentioned classic flat-plate valve exists, the utility model aims to provide a kind ofly closes dull and stereotyped valve for oil, surging of pipeline of natural gas exploitation.
The technological scheme that its technical problem that solves the utility model adopts is: a kind of surging closed dull and stereotyped valve, comprise valve body, valve gap, valve rod, valve plate and actuator, described valve body is cross four-way structure, laterally be pipeline turnover path, vertically connect and go up bottom flange, be provided with the cross backplate of band hollow therein in the chambers of the heart body, it laterally is similarly pipeline turnover path, vertically is the valve plate chute;
Described valve gap, comprise bonnet and bottom flange, two valve gaps all are the flange plate form, endoporus at two valve gaps is respectively arranged with built-in screw thread and Gland flexible connection, interior end at built-in screw thread is provided with the filler cavity, radially be provided with the injection channel of bonding pad cavity respectively in the outer radius of two valve gaps, two valve gaps all flexibly connect with the valve body bolt;
Described actuator is vertical cylindrical structure body, be respectively arranged with the end cap up and down of flange plate form at its two port, at the ring-spring draw-in groove, lower end cap and bonnet are fastenedly connected by tight fixed bolt in the quadrature, the upper end cap endoporus connects a piston/cylinder, the place is provided with the push rod movable span with piston axes in the cylinder body axle center, the push rod bottom is connected with piston head, piston base is connected with the piston joint upper end, the piston joint lower end is connected with the valve rod upper end of joint, valve rod joint lower end connects valve plate, the spring that is provided with hollow below cylinder body is taken over a business admittedly, the lower surface of taking over a business admittedly at spring is provided with the ring-spring draw-in groove equally, and ring-type is provided with the pressure spring more than a group between lower end cap ring-spring draw-in groove and spring are taken over a business admittedly.
Described cylinder body upper side radially is provided with the hydraulic oil hand-hole, is provided with built-in screw thread in the hand-hole, flexibly connects with screw plug.
Described bottom flange and Gland joint, concentric is provided with the foot piece sheath.
Described two valve gaps all are provided with seal groove and seal ring with valve body bolt active connection place.
Described piston and piston joint and cylinder body surface of contact joint are provided with seal groove and seal ring.
The beneficial effects of the utility model are: for pipeline road open in usual, running into the unexpected rising of pipeline inner pressure, or the pressure that causes because of leakage case of emergency such as reduces suddenly, can accomplish quick disposal, can be widely used in petroleum production, the transfer line.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is that the utility model uses view;
Among its figure: the 1-valve body; The 2-backplate; The 3-bonnet; 4-actuator; The 5-spring; The 6-spring fixed tray; The 7-cylinder body; The 8-push rod; The 9-hydraulic chamber; The 10-piston; The 11-piston joint; 12-valve rod joint; The 13-valve rod; The 14-bearing pin; The 15-valve plate; The 16-foot piece; The 17-foot piece overlaps mutually; The 18-bottom flange; The 19-valve seat; The 20-screw plug.
Embodiment
The utility model illustrates specific implementation method with Fig. 1 as most preferred embodiment:
Pipeline for the high density more than the API5000, high pressure, because its operating environment is abominable, mostly be high temperature, high pressure, high corrosive environment greatly, in addition, the crude content component complexity of exploiting out: oil, gas, sand, water etc., so when the material option, the 40GrMo material forging that adopts the tool anti-impact to decrease ability is made.
To by designing requirement, insert numerical control machine tool through the forging after the ageing treatment, car goes out valve body 1 excircle dimension, bores its lateral bore size and vertical backplate 2 installation cavitys, and is stand-by;
Car goes out external diameter and the interior hole dimension of bonnet 3 and bottom flange 18, gets out screw and filler hand-hole are installed, and is stand-by;
Actuator's 4 processing: car goes out the inside and outside circle size of its cylindrical structure body, and spring fixed tray 6, cylinder body 7, piston 10, piston joint 11 and valve rod joint 12, gets out screw plug 20 at cylinder body 7.
Combination assembling: with above-mentioned each parts assembling, according to the design pressure requirement, the selected pressure spring that is suitable for is pressed into cavity between the interior spring fixed tray 6 of cylindrical structure body and lower end cap ring-spring draw-in groove, inserts cylinder body 7 and piston 10, connect manufactured valve rod 13, valve rod joint 12, piston joint 11, fixing with bearing pin 14, in order to increase the decay resistance of valve plate 15, Tungsten carbite is carried out on valve plate 15 surfaces that process handle, general assembly finishes, and hydraulic chamber 9 injects the hydraulic oil debugging.
The utility model can be realized the automatic, quick of actuator 4 with hydrostatic sensor and the interlock of electric hydaulic system combinations
Dispose, can be widely used in the delivery line of heterogeneous fluid-mixing in field such as metallurgy, mine, capital construction, sewage treatment, harbour shipping and the industry.
The above only is a preferred embodiment of the present utility model; can not limit protection domain of the present utility model with it; the utility model also can have other structural change; so long as the equalization of doing according to protection domain of the present utility model changes and modify, all should belong in the scope that the utility model contains.
Claims (5)
1. one kind surges and closes dull and stereotyped valve, comprises valve body, valve gap, valve rod, valve plate and actuator, it is characterized in that:
Described valve body is cross four-way structure, laterally is vertically to connect pipeline turnover path and go up bottom flange, is provided with the cross backplate of band hollow therein in the chambers of the heart body, and it laterally is similarly pipeline turnover path, vertically is the valve plate chute;
Described valve gap, comprise bonnet and bottom flange, two valve gaps all are the flange plate form, endoporus at two valve gaps is respectively arranged with built-in screw thread and Gland flexible connection, interior end at built-in screw thread is provided with the filler cavity, radially be provided with the injection channel of bonding pad cavity respectively in the outer radius of two valve gaps, two valve gaps all flexibly connect with the valve body bolt;
Described actuator is vertical cylindrical structure body, be respectively arranged with the end cap up and down of flange plate form at its two port, at the ring-spring draw-in groove, lower end cap and bonnet are fastenedly connected by tight fixed bolt in the quadrature, the upper end cap endoporus connects a piston/cylinder, the place is provided with the push rod movable span with piston axes in the cylinder body axle center, the push rod bottom is connected with piston head, piston base is connected with the piston joint upper end, the piston joint lower end is connected with the valve rod upper end of joint, valve rod joint lower end connects valve plate, the spring that is provided with hollow below cylinder body is taken over a business admittedly, the lower surface of taking over a business admittedly at spring is provided with the ring-spring draw-in groove equally, and ring-type is provided with the pressure spring more than a group between lower end cap ring-spring draw-in groove and spring are taken over a business admittedly.
2. according to claim 1 surging closed dull and stereotyped valve, it is characterized in that described cylinder body upper side radially is provided with the hydraulic oil hand-hole, is provided with built-in screw thread in the hand-hole, flexibly connects with screw plug.
3. according to claim 1 surging closed dull and stereotyped valve, it is characterized in that described bottom flange and Gland joint, and concentric is provided with the foot piece sheath.
4. according to claim 1 surging closed dull and stereotyped valve, it is characterized in that described two valve gaps all are provided with seal groove and seal ring with valve body bolt active connection place.
5. according to claim 1 surging closed dull and stereotyped valve, it is characterized in that described piston and piston joint and cylinder body surface of contact joint are provided with seal groove and seal ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320088252 CN203146864U (en) | 2013-02-27 | 2013-02-27 | Hydraulically closed flat valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320088252 CN203146864U (en) | 2013-02-27 | 2013-02-27 | Hydraulically closed flat valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203146864U true CN203146864U (en) | 2013-08-21 |
Family
ID=48974388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320088252 Expired - Fee Related CN203146864U (en) | 2013-02-27 | 2013-02-27 | Hydraulically closed flat valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203146864U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104595561A (en) * | 2015-01-29 | 2015-05-06 | 纽威石油设备（苏州）有限公司 | Spring type hydraulic driver for flat gate valve |
| CN106481830A (en) * | 2016-11-16 | 2017-03-08 | 江苏科技大学 | A kind of high reliability hydraulic pressure underwater gate valve |
| CN107763294A (en) * | 2016-08-15 | 2018-03-06 | 爱默生过程管理阀门自动化公司 | The thermal capacity control of actuator |
-
2013
- 2013-02-27 CN CN 201320088252 patent/CN203146864U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104595561A (en) * | 2015-01-29 | 2015-05-06 | 纽威石油设备（苏州）有限公司 | Spring type hydraulic driver for flat gate valve |
| CN107763294A (en) * | 2016-08-15 | 2018-03-06 | 爱默生过程管理阀门自动化公司 | The thermal capacity control of actuator |
| CN106481830A (en) * | 2016-11-16 | 2017-03-08 | 江苏科技大学 | A kind of high reliability hydraulic pressure underwater gate valve |
| CN106481830B (en) * | 2016-11-16 | 2019-03-29 | 江苏科技大学 | A kind of hydraulic underwater gate valve of high reliability |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130821 Termination date: 20170227 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |