CN204062105U - Corrosion-resistant leakage-free valve - Google Patents
Corrosion-resistant leakage-free valve Download PDFInfo
- Publication number
- CN204062105U CN204062105U CN201420580007.0U CN201420580007U CN204062105U CN 204062105 U CN204062105 U CN 204062105U CN 201420580007 U CN201420580007 U CN 201420580007U CN 204062105 U CN204062105 U CN 204062105U
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- CN
- China
- Prior art keywords
- valve
- spool
- housing
- magnetic
- guide
- 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.)
- Withdrawn - After Issue
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- Magnetically Actuated Valves (AREA)
Abstract
A kind of corrosion-resistant leakage-free valve comprises housing (1), the spool of cup-shaped, the tube wall of inlet tube is fixedly connected with guide sleeve (3) by many roots bar (4), described spool is the entirety of " doing " font be made up of magnetic conductive disk (6), flap (7) and the axis of guide (8), the axis of guide inserts in guide sleeve ordinatedly, cup-shaped valve gap (14) is sealedly connected with at the oral area (11) of housing, E shape magnetic core is provided with in valve gap, on the core of magnetic core, cover has field coil, magnetic conductive disk can be inhaled to magnetic core when field coil obtains electric.Be characterized in, the magnetic force that the motion of spool produces by field coil drives, and solves the problem that the fluid in prior art in valve leaks along valve rod, makes the designs simplification of valve; Move without spin between spool and valve seat, make sealing surface between spool and valve seat without abrasion, the sealability between spool and valve seat can be kept.
Description
Technical field
The utility model relates to a kind of valve, especially a kind of by the action of electromagnetic force driving spool, realizes the valve opened and closed.
Background technique
Valve is fluid-transporting tubing vitals in systems in which, the open and close of general valve are realized by valve rod band movable valve plug, valve rod enters the cavity of valve through the housing of valve, leak for preventing valve inner fluid, sealing material is provided with between valve rod and housing, the athletic meeting of valve rod makes sealing material wear and tear, and causes sealability to decline, and the fluid in valve can leak along valve rod.
Model utility content
The technical problems to be solved in the utility model is to provide a kind of corrosion-resistant leakage-free valve, this valve drives spool action by electromagnetic force, realize opening and closing, the moving element of valve is arranged in the housing of valve, avoids the phenomenon generation that fluid leaks along moving element.
Corrosion-resistant leakage-free valve provided by the utility model comprises the housing 1 of cup-shaped, is positioned at the spool of housing, the diapire of housing is provided with inlet tube 20, the sidewall of housing is provided with outer pipe 30, inlet tube 20 mouth of pipe stretched in housing is provided with valve seat 2, tube wall at the middle part of inlet tube is fixedly connected with a guide sleeve 3 by many roots bar 4, and guide sleeve is coaxial with valve seat; It is characterized in that, described spool is the entirety of " doing " font be made up of magnetic conductive disk 6, attachment post 5, flap 7 and the axis of guide 8 order, the axis of guide 8 to insert ordinatedly in guide sleeve and stretches out, and has Compress Spring 9 that flap can be made to push down valve seat at the external part cover of the axis of guide; Cup-shaped valve gap 14 is sealedly connected with at the oral area 11 of housing, the diapire of valve gap and the magnetic conductive disk of spool leave space between the two in opposite directions, being provided with longitudinal section in valve gap is E shape magnetic core 12, and on the core of magnetic core, cover has field coil 13, magnetic conductive disk can be inhaled to magnetic core when field coil obtains electric; Described valve gap is made up of non-magnetic metallic material, and described magnetic core and magnetic conductive disk are made up of magnetic conductive metal material.
Feature of the present utility model is, moving element is spool, and the magnetic force that the motion of spool produces by field coil drives, protruding from housing without movable link on spool, solves the problem that the fluid in prior art in valve leaks along valve rod; Also eliminate the leakage-preventing sealing device between valve rod in prior art in valve and housing simultaneously, make the designs simplification of valve; Another feature of this leakage-free valve is that the motion of spool is for axial, move without spin between spool and valve seat, make sealing surface between spool and valve seat without abrasion, the sealability between spool and valve seat can be kept, in the using process of valve, save the workload of the sealability safeguarded between spool and valve seat.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Mark in accompanying drawing is expressed as: 1-housing, 2-valve seat, 3-guide sleeve, 4-rib, 5-attachment post, 6-magnetic conductive disk, 7-flap, the 8-axis of guide, 9-Compress Spring, 10-Non-return ring, 11-oral area, 12-magnetic core, 13-field coil, 14-valve gap, 15-guard shield, 16-bolt, the 17-magnetic line of force, 18-air gap, 20-inlet tube, 30-outer pipe.
Embodiment
Existing accompanying drawings specific embodiment of the utility model.
Corrosion-resistant leakage-free valve comprises the housing 1 of cup-shaped, is positioned at the spool of housing, the diapire of housing is provided with inlet tube 20, the sidewall of housing is provided with outer pipe 30, inlet tube 20 mouth of pipe stretched in housing is provided with valve seat 2, tube wall at the middle part of inlet tube is fixedly connected with a guide sleeve 3 by many roots bar 4, and guide sleeve is coaxial with valve seat.
Described spool is the entirety of " doing " font be made up of magnetic conductive disk 6, attachment post 5, flap 7 and the axis of guide 8 order, the axis of guide 8 to insert ordinatedly in guide sleeve and stretches out, Compress Spring 9 is had at the external part cover of the axis of guide, be provided with the Non-return ring 10 preventing Compress Spring from exiting at the external part of the axis of guide, the tension force of Compress Spring can make flap cover valve seat hermetically.
Cup-shaped valve gap 14 is inserted with at the oral area 11 of housing, the oral area of housing is provided with flange, the edge of valve gap is also provided with flange, seal washer is provided with between two flanges, valve gap is fixedly connected on housing through described flange by bolt 16, and the diapire of valve gap and the magnetic conductive disk of spool leave space between the two in opposite directions, and being provided with longitudinal section in valve gap is E shape magnetic core 12, on the core of magnetic core, cover has field coil 13, magnetic conductive disk can be inhaled to magnetic core when field coil obtains electric; Described valve gap is made up of non-magnetic metallic material (as stainless steel or aluminum alloy), and described magnetic core and magnetic conductive disk are made up of magnetic conductive metal material (as low carbon steel or electrical pure iron).Magnetic core is covered with the guard shield 15 preventing magnetic core to be bruised, and guard shield is fixedly connected on valve gap.The working power of field coil is ac power supply.
Described spool face and housing, inlet tube, the inside of outer pipe and the surface of valve seat are coated with corrosion-resistant coating, and described Compress Spring stainless steel material is made, to resist the corrosion of passed through fluid.Anticorrosive coat is obtained by polytetrafluorethylepowder powder or epoxy powder electrostatic painting process.
The working principle of this valve is, during field coil dead electricity, the flap on spool is pressed on valve seat by Compress Spring, valve closing; When field coil obtains electric, the path of the magnetic line of force 17 is: the core of the ring portion → air gap 18 → magnetic conductive disk → air gap 18 → magnetic core of the core → magnetic core of magnetic core, spool is inhaled to magnetic core, the flap of spool and valve base chamber is made to form gap, valve opening, fluid enters housing between the rib in inlet tube, flows out through outer pipe.
Claims (2)
1. a corrosion-resistant leakage-free valve comprises the housing (1) of cup-shaped, is positioned at the spool of housing, the diapire of housing is provided with inlet tube (20), the sidewall of housing is provided with outer pipe (30), inlet tube (20) mouth of pipe stretched in housing is provided with valve seat (2), tube wall at the middle part of inlet tube is fixedly connected with a guide sleeve (3) by many roots bar (4), and guide sleeve is coaxial with valve seat; It is characterized in that, described spool is the entirety of " doing " font be made up of magnetic conductive disk (6), attachment post (5), flap (7) and the axis of guide (8) order, the axis of guide (8) to insert ordinatedly in guide sleeve and stretches out, and has Compress Spring (9) that flap can be made to push down valve seat at the external part cover of the axis of guide; Cup-shaped valve gap (14) is sealedly connected with at the oral area (11) of housing, the diapire of valve gap and the magnetic conductive disk of spool leave space between the two in opposite directions, be provided with E shape magnetic core (12) in valve gap, on the core of magnetic core, cover has field coil (13), magnetic conductive disk can be inhaled to magnetic core when field coil obtains electric; Described valve gap is made up of non-magnetic metallic material, and described magnetic core and magnetic conductive disk are made up of magnetic conductive metal material.
2. corrosion-resistant leakage-free valve according to claim 1, it is characterized in that described spool face and housing, inlet tube, the inside of outer pipe and the surface of valve seat are coated with corrosion-resistant coating, described Compress Spring stainless steel material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420580007.0U CN204062105U (en) | 2014-10-09 | 2014-10-09 | Corrosion-resistant leakage-free valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420580007.0U CN204062105U (en) | 2014-10-09 | 2014-10-09 | Corrosion-resistant leakage-free valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204062105U true CN204062105U (en) | 2014-12-31 |
Family
ID=52203620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420580007.0U Withdrawn - After Issue CN204062105U (en) | 2014-10-09 | 2014-10-09 | Corrosion-resistant leakage-free valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204062105U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104265982A (en) * | 2014-10-09 | 2015-01-07 | 高玉琴 | Corrosion-resistant leakage-free valve |
-
2014
- 2014-10-09 CN CN201420580007.0U patent/CN204062105U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104265982A (en) * | 2014-10-09 | 2015-01-07 | 高玉琴 | Corrosion-resistant leakage-free valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jiangsu Jianghua Valve Co., Ltd. Assignor: Gao Yuqin Contract record no.: 2015320000076 Denomination of utility model: Corrosion-resistant leakage-free valve Granted publication date: 20141231 License type: Exclusive License Record date: 20150320 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141231 Effective date of abandoning: 20160601 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |