CN105090524A - Novel electric check valve - Google Patents
Novel electric check valve Download PDFInfo
- Publication number
- CN105090524A CN105090524A CN201410209305.3A CN201410209305A CN105090524A CN 105090524 A CN105090524 A CN 105090524A CN 201410209305 A CN201410209305 A CN 201410209305A CN 105090524 A CN105090524 A CN 105090524A
- Authority
- CN
- China
- Prior art keywords
- valve body
- outer side
- side wall
- liquid pipe
- madial wall
- 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
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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
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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
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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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
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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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/42—Actuating devices; Operating means; Releasing devices actuated by fluid by means of electrically-actuated members in the supply or discharge conduits of the fluid motor
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Valve Housings (AREA)
Abstract
The invention relates to the technical field of valves, in particular to a novel electric check valve. The high-pressure low-torque electric check valve comprises a valve body, an electric actuator, a draft tube, a left connector and a right connector, wherein an installation cavity is formed in the valve body in the axial direction; the draft tube is installed in the installation cavity; the electric actuator is provided with a rotary shaft, and the rotary shaft penetrates through the valve body in the radial direction and extends into the valve body; a circle of check ribs are arranged on the outer side wall of the draft tube; a shifting fork is arranged on one side of the check ribs, and a check ring is arranged on the other side of the shifting fork; an eccentric shaft is arranged on the lower end surface of the rotary shaft, and the lower end of the eccentric shaft is clamped into the shifting fork; a pressing sleeve and a pressing block are arranged between the right end of the valve body and the right connector; the right end surface of the pressing block abuts against the right connector, and the left end surface of the pressing block is provided with a main sealing pad; the right end of the draft tube is shaped like a knife edge and abuts against the main sealing pad; the pressing sleeve is arranged between the outer side wall of the draft tube and the inner side wall of the right connector; the pressing block is provided with a flow through hole.
Description
Technical field
The present invention relates to valve technology field, specifically a kind of Novel electric stop valve.
Background technique
At present, for realizing the automatic of valve or telecontrol, the normal mortor operated valve that adopts realizes its function.Conventional ordinary high pressure stop valve on the market covers the seal form of valve seat by spool, therefore required torque is large, then electric actuator is comparatively large, and slow in one's movements, needed time is longer, and cost is high.
Summary of the invention
The invention provides a kind of compact structure, cost low, make magnetic conductive metal part be isolated in Novel electric stop valve outside medium.
The present invention is achieved through the following technical solutions:
A kind of Novel electric stop valve, comprise valve body, electric actuator, liquid pipe, left joint and right connector, described valve body is provided with installation cavity in the axial direction, described liquid pipe is located in installation cavity, described left joint outer side wall is connected by the madial wall of screw thread with the installation cavity of described valve body, the madial wall of described left joint contacts with the outer side wall of described liquid pipe left end, the madial wall of described right connector is connected by the outer side wall of screw thread with described valve body, described electric actuator is provided with rotatingshaft, described rotatingshaft is upward through described valve body from footpath and extends to valve inner, the outer side wall of described liquid pipe is provided with a circle block reinforcement, the side of described block reinforcement is provided with a shift fork, the opposite side of described shift fork is provided with a back-up ring, the lower end surface of described rotatingshaft is provided with an eccentric shaft, the lower end of described eccentric shaft snaps in described shift fork, gland and briquetting is provided with between the right-hand member of described valve body and right connector, described briquetting right side and right connector inconsistent, left side is provided with primary seal pad, the right-hand member of described liquid pipe is edge of a knife shape, and it is inconsistent with described primary seal pad, between the outer side wall that described gland is located at described liquid pipe and the madial wall of right connector, described briquetting is provided with opening.
The madial wall of described valve body is provided with step, is positioned at outside described liquid pipe outer side wall and is provided with a circle block between described step and described gland.
Be threaded connection outside described rotatingshaft and between described valve body and be provided with an axle sleeve, the outer side wall of described axle sleeve top and described valve body is inconsistent.
Described rotatingshaft is provided with a circle groove, is provided with the first seal ring in described groove, and described first seal ring is located between the madial wall of described rotatingshaft and described axle sleeve.
The first sealing gasket is provided with between described axle sleeve and described valve body.
The second seal ring is provided with between the outer side wall of described block and the madial wall of described valve body.
The 3rd seal ring is provided with between the madial wall of described block and the outer side wall of described liquid pipe.
The 4th seal ring is provided with between the madial wall of described right connector and the outer side wall of described valve body.
The 5th seal ring is provided with between the outer side wall of described left joint and the madial wall of described valve body.
Circle second sealing gasket is provided with between the outer side wall of described liquid pipe left end and the madial wall of described left joint.
The beneficial effect that the present invention brings is:
In the present invention, described Novel electric stop valve has a little following: 1, be now tubulose by spool design, be liquid pipe, one end design of described liquid pipe is in edge of a knife shape, the edge of liquid pipe is made to be pressed on sealing gasket, form effective sealing, the rotation that liquid pipe moves forward and backward by rotatingshaft and eccentric shaft realizes, because medium is full of whole liquid pipe, liquid pipe all sealing stations diameter is the same, do not produce pressure reduction, unbalanced pressure can not be formed, this kind of equilibrium structure, required active force is little, therefore open high-pressure stop valve and only need overcome friction, have nothing to do with pressure medium, 2, rotatingshaft diameter is little, and therefore moment of torsion is little, then electric actuator is little, compact structure, and switching time is short, and cost is low, 3, primary seal pad high-strength rubber makes, long service life, 4, withstand voltage height, working pressure is high, and latus rectum is large.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Fig. 1 is the structural representation of Novel electric stop valve of the present invention.
The label that in figure, component names is corresponding is as follows:
1, valve body; 2, electric actuator; 3, liquid pipe; 4, left joint; 5, right connector; 6, installation cavity; 7, rotatingshaft; 8, block reinforcement; 9, shift fork; 10, back-up ring; 11, eccentric shaft; 12, gland; 13, briquetting; 14, primary seal pad; 15, opening; 16, step; 17, block; 18, axle sleeve; 19, groove; 20, the first seal ring; 21, the first sealing gasket; 22, the second seal ring; 23, the 3rd seal ring; 24, the 4th seal ring; 25, the 5th seal ring; 26, the second sealing gasket.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in further detail:
As the embodiment of Novel electric stop valve of the present invention, as shown in Figure 1, comprise valve body 1, electric actuator 2, liquid pipe 3, left joint 4 and right connector 5, described valve body 1 is provided with installation cavity 6 in the axial direction, described liquid pipe 3 is located in installation cavity 6, described left joint 4 outer side wall is connected by the madial wall of screw thread with the installation cavity 6 of described valve body 1, the madial wall of described left joint 4 contacts with the outer side wall of described liquid pipe 3 left end, the madial wall of described right connector 5 is connected by the outer side wall of screw thread with described valve body 1, described electric actuator 2 is provided with rotatingshaft 7, described rotatingshaft 7 is upward through described valve body 1 and extends to valve body 1 inside from footpath, the outer side wall of described liquid pipe 3 is provided with a circle block reinforcement 8, the side of described block reinforcement 8 is provided with a shift fork 9, the opposite side of described shift fork 9 is provided with a back-up ring 10, the lower end surface of described rotatingshaft 7 is provided with an eccentric shaft 11, the lower end of described eccentric shaft 11 snaps in described shift fork 9, gland 12 and briquetting 13 is provided with between the right-hand member of described valve body 1 and right connector 5, described briquetting 13 right side and right connector 5 inconsistent, left side is provided with primary seal pad 14, the right-hand member of described liquid pipe 3 is edge of a knife shape, and it is inconsistent with described primary seal pad 14, between the outer side wall that described gland 12 is located at described liquid pipe 3 and the madial wall of right connector 5, described briquetting 13 is provided with opening 15.
In the present embodiment, the madial wall of described valve body 1 is provided with step 16, is positioned at outside described liquid pipe 3 outer side wall and is provided with a circle block 17 between described step 16 and described gland 12.
In the present embodiment, be threaded connection outside described rotatingshaft 7 and between described valve body 1 and be provided with an axle sleeve 18, the outer side wall of described axle sleeve 18 top and described valve body 1 is inconsistent.
In the present embodiment, described rotatingshaft 7 is provided with a circle groove 19, is provided with the first seal ring 20 in described groove 19, and described first seal ring 20 is located between described rotatingshaft 7 and the madial wall of described axle sleeve 18.
In the present embodiment, between described axle sleeve 18 and described valve body 1, be provided with the first sealing gasket 21.
In the present embodiment, between the outer side wall of described block 17 and the madial wall of described valve body 1, be provided with the second seal ring 22.
In the present embodiment, between the madial wall of described block 17 and the outer side wall of described liquid pipe 3, be provided with the 3rd seal ring 23.
In the present embodiment, between the madial wall of described right connector 5 and the outer side wall of described valve body 1, be provided with the 4th seal ring 24.
In the present embodiment, between the outer side wall of described left joint 4 and the madial wall of described valve body 1, be provided with the 5th seal ring 25.
In the present embodiment, between the outer side wall of described liquid pipe 3 left end and the madial wall of described left joint 4, be provided with circle second sealing gasket 26.
Medium flows to right-hand member by left end, and described rotatingshaft 7, under the promotion of electric actuator 2, makes shift fork 9 force liquid pipe 3 to compress primary seal pad 14, is formed and effectively seals, now valve closing.When electric actuator 2 is reversed, drive rotatingshaft 7 to rotate backward, drive shift fork 9 to move to left, liquid pipe 3 is made to leave primary seal pad 14, now valve open, medium flows to right chamber from left chamber, by shift fork 9, the rotary motion of electric actuator 2 is become the straight line motion of liquid pipe 3.Described second seal ring 22, described second seal ring 23 make left chamber medium can not flow in right chamber; Described 5th seal ring 25, first seal ring 20, first sealing gasket 21 ensures that medium is not leaked to outside.
Claims (10)
1. a Novel electric stop valve, it is characterized in that comprising valve body, electric actuator, liquid pipe, left joint and right connector, described valve body is provided with installation cavity in the axial direction, described liquid pipe is located in installation cavity, described left joint outer side wall is connected by the madial wall of screw thread with the installation cavity of described valve body, the madial wall of described left joint contacts with the outer side wall of described liquid pipe left end, the madial wall of described right connector is connected by the outer side wall of screw thread with described valve body, described electric actuator is provided with rotatingshaft, described rotatingshaft is upward through described valve body from footpath and extends to valve inner, the outer side wall of described liquid pipe is provided with a circle block reinforcement, the side of described block reinforcement is provided with a shift fork, the opposite side of described shift fork is provided with a back-up ring, the lower end surface of described rotatingshaft is provided with an eccentric shaft, the lower end of described eccentric shaft snaps in described shift fork, gland and briquetting is provided with between the right-hand member of described valve body and right connector, described briquetting right side and right connector inconsistent, left side is provided with primary seal pad, the right-hand member of described liquid pipe is edge of a knife shape, and it is inconsistent with described primary seal pad, between the outer side wall that described gland is located at described liquid pipe and the madial wall of right connector, described briquetting is provided with opening.
2. Novel electric stop valve as claimed in claim 1, is characterized in that the madial wall of described valve body is provided with step, is positioned at outside described liquid pipe outer side wall and is provided with a circle block between described step and described gland.
3. Novel electric stop valve as claimed in claim 2, it is characterized in that being threaded connection outside described rotatingshaft and between described valve body being provided with an axle sleeve, the outer side wall of described axle sleeve top and described valve body is inconsistent.
4. Novel electric stop valve as claimed in claim 3, it is characterized in that described rotatingshaft is provided with a circle groove, be provided with the first seal ring in described groove, described first seal ring is located between the madial wall of described rotatingshaft and described axle sleeve.
5. Novel electric stop valve as claimed in claim 4, is characterized in that being provided with the first sealing gasket between described axle sleeve and described valve body.
6. Novel electric stop valve as claimed in claim 5, is characterized in that being provided with the second seal ring between the outer side wall of described block and the madial wall of described valve body.
7. Novel electric stop valve as claimed in claim 6, is characterized in that being provided with the 3rd seal ring between the madial wall of described block and the outer side wall of described liquid pipe.
8. Novel electric stop valve as claimed in claim 7, is characterized in that being provided with the 4th seal ring between the madial wall of described right connector and the outer side wall of described valve body.
9. Novel electric stop valve as claimed in claim 8, is characterized in that being provided with the 5th seal ring between the outer side wall of described left joint and the madial wall of described valve body.
10. Novel electric stop valve as claimed in claim 9, is characterized in that being provided with circle second sealing gasket between the outer side wall of described liquid pipe left end and the madial wall of described left joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410209305.3A CN105090524A (en) | 2014-05-06 | 2014-05-06 | Novel electric check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410209305.3A CN105090524A (en) | 2014-05-06 | 2014-05-06 | Novel electric check valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105090524A true CN105090524A (en) | 2015-11-25 |
Family
ID=54571567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410209305.3A Pending CN105090524A (en) | 2014-05-06 | 2014-05-06 | Novel electric check valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105090524A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB797189A (en) * | 1954-05-27 | 1958-06-25 | Saunders Valve Co Ltd | Improvements in and relating to fluid controlling valves |
| JP2002520564A (en) * | 1998-07-16 | 2002-07-09 | セ ウー コンバル カンパニー リミテッド | Valve device for fluid piping |
| DE10227550A1 (en) * | 2002-06-14 | 2003-12-24 | Mueller Co Ax Ag | A coaxial valve |
| CN1566726A (en) * | 2003-06-12 | 2005-01-19 | 江苏神通阀门有限公司 | Accurate small-sized friction-free multifunctional valve |
| CN203940000U (en) * | 2014-05-06 | 2014-11-12 | 依格流体技术（嘉兴）有限公司 | A kind of Novel electric stop valve |
-
2014
- 2014-05-06 CN CN201410209305.3A patent/CN105090524A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB797189A (en) * | 1954-05-27 | 1958-06-25 | Saunders Valve Co Ltd | Improvements in and relating to fluid controlling valves |
| JP2002520564A (en) * | 1998-07-16 | 2002-07-09 | セ ウー コンバル カンパニー リミテッド | Valve device for fluid piping |
| DE10227550A1 (en) * | 2002-06-14 | 2003-12-24 | Mueller Co Ax Ag | A coaxial valve |
| CN1566726A (en) * | 2003-06-12 | 2005-01-19 | 江苏神通阀门有限公司 | Accurate small-sized friction-free multifunctional valve |
| CN203940000U (en) * | 2014-05-06 | 2014-11-12 | 依格流体技术（嘉兴）有限公司 | A kind of Novel electric stop valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: EAGLE FLUID TECHNOLOGY (JIAXING) CO., LTD. Document name: the First Notification of an Office Action |
|
| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: EAGLE FLUID TECHNOLOGY (JIAXING) CO., LTD. Document name: Notification of an Office Action |
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151125 |