CN102840382A - Improved machine encryption mechanism - Google Patents
Improved machine encryption mechanism Download PDFInfo
- Publication number
- CN102840382A CN102840382A CN201210344419XA CN201210344419A CN102840382A CN 102840382 A CN102840382 A CN 102840382A CN 201210344419X A CN201210344419X A CN 201210344419XA CN 201210344419 A CN201210344419 A CN 201210344419A CN 102840382 A CN102840382 A CN 102840382A
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- China
- Prior art keywords
- bonnet
- valve
- clutch cover
- inboard
- valve cover
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- 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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- 230000007246 mechanism Effects 0.000 title claims abstract description 23
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 28
- 239000010959 steel Substances 0.000 claims abstract description 28
- 238000007789 sealing Methods 0.000 claims description 17
- 239000011324 bead Substances 0.000 claims description 8
- 230000000295 complement effect Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Preventing Unauthorised Actuation Of Valves (AREA)
Abstract
The invention relates to a magnetic valve control part, and provides an improved mechanical encryption mechanism which has reasonable structure, capability of magnetic locking, high safety and long service life and which is not easy to damage due to malicious opening. The improved machine encryption mechanism is arranged on the upper part of a valve cover of a valve to control the opening and closing of a valve core, the improved machine encryption mechanism comprises an upper valve cover arranged on the valve cover, an opening key arranged on the upper valve cover in a movable manner and an on-off sleeve arranged on the free end of a valve rod; a hollow rotating shaft spacing device is arranged between the upper valve cover and the valve cover, and a return spring is sleeved between the on-off sleeve and the valve cover; a radial location device is arranged between the on-off sleeve and the upper valve cover, the inner side of the on-off sleeve is provided with a polygon through hole, and a polygon clamping side is arranged on the outer side of the valve rod positioned below the on-off sleeve; and locking holes are uniformly distributed on an end face wall, which is far away from the valve cover, of the on-off sleeve along the circumference direction, each locking hole is internally respectively provided with a lower magnetic steel, and the corresponding positions of the opening key and the locking holes are respectively provided with upper magnetic steels which are identical with the lower magnetic steels in each locking hole.
Description
Technical field
The present invention relates to the controlling component of Fluid valve, particularly a kind of modified model machinery Sealing mechanism.
Background technique
Like Fig. 1, traditional magnetic is encrypted valve, comprises valve body 1', valve gap 2', open-shut device 4', valve rod 5' and opens key 6'; Said valve gap 2' is located at valve body 1' top, and said valve body 1' part vertically offers the fluid passage that connects medium, and said fluid passage has water intake 11' and water outlet 12'; Said open-shut device 4' can upper and lower up-down be located in the valve body 1' between the said water intake 11' and water outlet 12', said valve rod 5' one end passes valve gap 2' and is threaded with open-shut device 4', also is provided with the magnetic Sealing mechanism that restriction valve rod 5' rotates on the said valve gap 2'; Said unlatching key 6' is provided with the release mechanism that is used to remove the magnetic Sealing mechanism, and said magnetic Sealing mechanism comprises bonnet 3', and said bonnet 3' is sheathed on valve gap 2' top; And is fixedly connected with the free end of valve rod 5' through bearing pin 51', have the last lockhole 31' and the following lockhole 21' of mutual corresponding setting on the end face wall body between said bonnet 3' and the bottom flange 2', be provided with lower magnetic steel 7' between lockhole 31' and the following lockhole 21' on said; The below that is positioned at lower magnetic steel 7' in the said lockhole 21' down also is provided with Returnning spring 8', and said release mechanism is gone up and the corresponding upper magnetic steel 61' in said lower magnetic steel 7' position for being located at unlatching key 6', and upper magnetic steel 61' and the identical setting of the corresponding end polarity of lower magnetic steel 7'; Above-mentioned magnetic Locked valve can guarantee that the personal management opens and closes, and limit others is illegally opened, when needing Open valve; The unlatching key of carrying is sheathed on valve gap top, because of upper magnetic steel and the magnetic pole of opening in the key of the lower magnetic steel between bonnet and the bottom flange is homopolarity, under the effect that the magnetic homopolarity repels mutually; Lower magnetic steel produces in the following lockhole of the complete retraction bottom flange of pressure spring, makes bonnet to rotate with opening the key turn, drives valve rod then and rotates the open and close that realize valve body; Do not work when packing up when opening key; Lower magnetic steel between bonnet and the bottom flange is stuck on bottom flange with bonnet, it can not be rotated, though this magnetic cipher mode is simple and convenient with other opener; But because the general opener in the top of bonnet still can clamping; Do not work when being packed up when opening key, some lawless persons understand misidentification for this reason magnetic to encrypt valve be not magnetic common valve, be just can revolve the valve that opens through general opener; When valve is illegally opened; Because bonnet is fixed on the bottom flange, can not rotate with general opener, be easy to damage because of the malice unlatching; Thereby; The phenomenon that magnetic encryption valve is damaged by malice in the pipeline often occurs, encrypt the maintenance work of valve to magnetic and make troubles, shortened the working life of valve.
Summary of the invention
To the problems referred to above, the present invention propose a kind of rational in infrastructure, can not open when having the magnetic lock function and damages, safe, long service life, the mechanical Sealing mechanism of modified model easy to maintenance because of malice.
For solving this technical problem; The present invention takes following scheme: modified model machinery Sealing mechanism; Its valve gap top of being located at valve is used to limit the opening and closing of the rotation of valve rod with the control spool; It is characterized in that: said mechanical Sealing mechanism comprises bonnet, clutch cover and opens key; What said unlatching key was movable is located on the bonnet, is provided with between said unlatching key and the bonnet to make bonnet with opening the linkage that key rotates, the rotating valve gap top that is sheathed on valve of said bonnet; Be provided with the idle running axially stop block between said bonnet and the valve gap; Said clutch cover is located on the free end of said valve rod in the bonnet, and the outside of said valve rod is arranged with Returnning spring between the valve gap of clutch cover and valve, is provided with the radial location device that clutch cover is rotated with bonnet between said clutch cover and the bonnet; The free end of said valve rod is a circular pin; The inboard that said clutch cover matches with the valve rod free end is the polygonal through hole, and the valve rod outside that is positioned at the clutch cover below is provided with and the corresponding polygonal edge of the inboard polygonal through hole of clutch cover, and said clutch cover circumferentially is evenly equipped with the locking hole away from that end-face wall upper edge of valve gap; Be respectively equipped with lower magnetic steel in said each locking hole, be respectively equipped with on each corresponding position, locking hole of said unlatching key and clutch cover with each locking hole in the identical upper magnetic steel of lower magnetic steel magnetic.
Further improvedly be: said idle running axially stop block comprises a plurality of positioning beads; That face that said bonnet matches with valve gap offers annular groove; The corresponding periphery wall of said valve gap and annular groove upper edge circumferentially is evenly equipped with positioning hole; In said each positioning hole spring is housed respectively, said each positioning bead resists between positioning hole and annular groove through spring respectively.
Further improvedly be: said positioning hole and positioning bead are respectively two.
Further improvedly be: said radial location device is that bonnet and the corresponding inboard of clutch cover are made as the polygonal endoporus, and the outside of said clutch cover is provided with and the corresponding polygonal buckle of bonnet inboard polygonal endoporus.
Further improvedly be: said linkage is to be provided with square convexity on the top of bonnet, and that face that matches with bonnet at said unlatching key has the square slotted eye that is complementary with the square convexity in bonnet top.
Further improvedly be: said radial location device is corresponding inboard along circumferentially being evenly equipped with the raised line that a plurality of extend vertically with clutch cover at said bonnet, and the said clutch cover outside offers the groove that is complementary with inboard each raised line of bonnet with the corresponding position of inboard each raised line of bonnet.
Through adopting the aforementioned techniques scheme, the invention has the beneficial effects as follows: when needing Open valve, the unlatching key of carrying is sheathed on the bonnet top; Because of the lower magnetic steel magnetic pole opened on facing the wall and meditating on upper magnetic steel and the clutch cover in the key is identical, under the effect of magnetic homopolar-repulsion, clutch cover overcomes Returnning spring under the promotion of lower magnetic steel pressure moves down; Make the inboard polygonal through hole of clutch cover match with the polygonal edge in the valve rod outside; The realization linkage connects, thereby valve rod can be rotated with the rotation of clutch cover, realizes the open and close of valve; Do not work when packing up when opening key; Clutch cover return upwards under the effect of Returnning spring makes the polygonal through hole of clutch cover break away from the polygonal edge of valve rod, and this moment, the polygonal through hole of clutch cover matched with the circular pin of valve rod; Make clutch cover can on the free-ended circular pin of valve rod, do the idle running action with the rotation of bonnet; Damage thereby valve can not opened because of malice, guaranteed the Security that magnetic valve uses to a certain extent, reduced the phenomenon that magnetic valve is damaged by malice in the pipeline; Bring convenience for the maintenance work of magnetic valve, prolonged the working life of magnetic valve.
Description of drawings
Fig. 1 is the structural representation of existing technology magnetic Locking valve.
Fig. 2 is an embodiment of the invention structural representation.
Fig. 3 is the A-A sectional structure chart of Fig. 2.
The structural representation of Fig. 4 embodiment of the invention valve rod.
Fig. 5 is the plan view of embodiment of the invention valve rod.
Fig. 6 is the sectional view of embodiment of the invention clutch cover.
Fig. 7 is the plan view of embodiment of the invention clutch cover.
Fig. 8 is the sectional view of embodiment of the invention bonnet.
Fig. 9 is the B-B sectional view of Fig. 8.
Figure 10 is that the embodiment of the invention is installed in the structural representation on the valve.
Embodiment
Combine accompanying drawing and specific embodiment that the present invention is further specified at present.
With reference to figure 2 and Fig. 9; The embodiment of the invention discloses a kind of modified model machinery Sealing mechanism; Its valve gap 1 top of being located at valve is used to limit the opening and closing of the rotation of valve rod 2 with the control spool; Said mechanical Sealing mechanism comprises bonnet 3, clutch cover 4 and opens key 5; Said unlatching key 5 movable being located on the bonnet 3; Be provided with between said unlatching key 5 and the bonnet 3 and can make bonnet 3 with opening the linkage that key 5 rotates; Said linkage is to be provided with square protrudingly 31 on the top of bonnet 3, and that face that matches with bonnet 3 at said unlatching key 5 has the square slotted eye 51 that is complementary with bonnet 3 tops square protruding 31, said bonnet 3 rotating valve gap 1 tops that are sheathed on valve; Be provided with the idle running axially stop block between said bonnet 3 and the valve gap 1; Said clutch cover 4 is located on the free end of said valve rod 2 in the bonnet 3, and the outside of said valve rod 2 is arranged with Returnning spring 6 between the valve gap 1 of clutch cover 4 and valve, is provided with the radial location device that clutch cover 4 is rotated with bonnet 3 between said clutch cover 4 and the bonnet 3; Said radial location device is that bonnet 3 and clutch cover 4 corresponding inboards are made as polygonal endoporus 32; The outside of said clutch cover 4 is provided with and bonnet 3 inboard polygonal endoporus 32 corresponding polygonal buckles 41, and the free end of said valve rod 2 is a circular pin 21, and the inboard that said clutch cover 4 matches with valve rod 2 free ends is a polygonal through hole 42; Valve rod 2 outsides that are positioned at clutch cover 4 belows are provided with and clutch cover 4 inboard polygonal through hole 42 corresponding polygonal edges 22; Said clutch cover 4 circumferentially is evenly equipped with 3 locking holes 43 away from that end-face wall upper edge of valve gap 1, is respectively equipped with lower magnetic steel 7 in said each locking hole 43, be respectively equipped with on said unlatching key 5 and clutch cover 4 each 43 corresponding position, locking hole and each locking hole 43 in the identical upper magnetic steels 52 of lower magnetic steel 7 magnetic.
Said idle running axially stop block comprises two positioning beads 8; That face that said bonnet 3 matches with valve gap 1 offers annular groove 33; Said valve gap 1 circumferentially is evenly equipped with two positioning holes 11 with annular groove 33 corresponding periphery wall upper edges; In said each positioning hole 11 spring 9 is housed respectively, said each positioning bead 8 resists between positioning hole 11 and annular groove 33 through spring 9 respectively.
Like Figure 10, for the embodiment of the invention is installed in the structural representation on the valve, when needing Open valve; The unlatching key of carrying 5 is sheathed on bonnet 3 tops, because of the upper magnetic steel of opening in the key 5 52 is identical with lower magnetic steel 7 magnetic poles on facing the wall and meditating in clutch cover 4 upper ends, under the effect of magnetic homopolar-repulsion; Clutch cover 4 overcomes Returnning spring 6 under the promotion of lower magnetic steel 7 pressure moves down, and makes clutch cover 4 inboard polygonal through holes 42 match with the polygonal edge 22 in valve rod 2 outsides, realizes that linkage connects; Thereby valve rod 2 can be rotated with the rotation of clutch cover 4; Realize the open and close of valve A ', do not work when packing up, clutch cover 4 return that under the effect of Returnning spring 6, makes progress when opening key 5; Make the polygonal through hole 42 of clutch cover 4 break away from the polygonal edge 22 of valve rod 2; This moment, the polygonal through hole 42 of clutch cover 4 matched with the circular pin of valve rod 2, made clutch cover 4 can on the free-ended circular pin of valve rod, do the idle running action with the rotation of bonnet, damaged thereby valve can not opened because of malice; Guaranteed the Security that magnetic valve uses to a certain extent; Reduce the phenomenon that magnetic valve is damaged by malice in the pipeline, brought convenience for the maintenance work of magnetic valve, prolonged the working life of magnetic valve.
Based on the said radial location device of the aforementioned techniques scheme embodiment of the invention also can be corresponding inboard along circumferentially being evenly equipped with the raised line that a plurality of extend vertically with clutch cover at said bonnet; The said clutch cover outside offers the groove that is complementary with inboard each raised line of bonnet with the corresponding position of inboard each raised line of bonnet, can realize the object of the invention equally.
The above record is merely the embodiment who utilizes this origination techniques content, anyly is familiar with modification, the variation that this creation of this art utilization is done, and all belongs to the claim of this creation opinion, and is not limited to embodiment announcement person.
Claims (6)
1. modified model machinery Sealing mechanism; Its valve gap top of being located at valve is used to limit the opening and closing of the rotation of valve rod with the control spool; It is characterized in that: said mechanical Sealing mechanism comprises bonnet, clutch cover and opens key; What said unlatching key was movable is located on the bonnet, is provided with between said unlatching key and the bonnet to make bonnet with opening the linkage that key rotates, the rotating valve gap top that is sheathed on valve of said bonnet; Be provided with the idle running axially stop block between said bonnet and the valve gap; Said clutch cover is located on the free end of said valve rod in the bonnet, and the outside of said valve rod is arranged with Returnning spring between the valve gap of clutch cover and valve, is provided with the radial location device that clutch cover is rotated with bonnet between said clutch cover and the bonnet; The free end of said valve rod is a circular pin; The inboard that said clutch cover matches with the valve rod free end is the polygonal through hole, and the valve rod outside that is positioned at the clutch cover below is provided with and the corresponding polygonal edge of the inboard polygonal through hole of clutch cover, and said clutch cover circumferentially is evenly equipped with the locking hole away from that end-face wall upper edge of valve gap; Be respectively equipped with lower magnetic steel in said each locking hole, be respectively equipped with on each corresponding position, locking hole of said unlatching key and clutch cover with each locking hole in the identical upper magnetic steel of lower magnetic steel magnetic.
2. modified model machinery Sealing mechanism according to claim 1; It is characterized in that: said idle running axially stop block comprises a plurality of positioning beads; That face that said bonnet matches with valve gap offers annular groove; The corresponding periphery wall of said valve gap and annular groove upper edge circumferentially is evenly equipped with positioning hole, in said each positioning hole spring is housed respectively, and said each positioning bead resists between positioning hole and annular groove through spring respectively.
3. modified model machinery Sealing mechanism according to claim 2, it is characterized in that: said positioning hole and positioning bead are respectively two.
4. according to claim 1 or 2 or 3 described modified model machinery Sealing mechanisms; It is characterized in that: said radial location device is that bonnet and the corresponding inboard of clutch cover are made as the polygonal endoporus, and the outside of said clutch cover is provided with and the corresponding polygonal buckle of the inboard polygonal endoporus of bonnet.
5. modified model machinery Sealing mechanism according to claim 1; It is characterized in that: said linkage is to be provided with square convexity on the top of bonnet, and that face that matches with bonnet at said unlatching key has the square slotted eye that is complementary with the square convexity in bonnet top.
6. according to claim 1 or 2 or 3 described modified model machinery Sealing mechanisms; It is characterized in that: said radial location device is corresponding inboard along circumferentially being evenly equipped with the raised line that a plurality of extend vertically with clutch cover at said bonnet, and the said clutch cover outside offers the groove that is complementary with inboard each raised line of bonnet with the corresponding position of inboard each raised line of bonnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210344419.XA CN102840382B (en) | 2012-09-17 | 2012-09-17 | Improved machine encryption mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210344419.XA CN102840382B (en) | 2012-09-17 | 2012-09-17 | Improved machine encryption mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102840382A true CN102840382A (en) | 2012-12-26 |
| CN102840382B CN102840382B (en) | 2014-08-13 |
Family
ID=47368006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210344419.XA Expired - Fee Related CN102840382B (en) | 2012-09-17 | 2012-09-17 | Improved machine encryption mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102840382B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103195800A (en) * | 2013-04-15 | 2013-07-10 | 宁波三泰轴承有限公司 | Positioning ball bearing |
| CN103791148A (en) * | 2014-01-26 | 2014-05-14 | 郑州市兆龙阀门有限公司 | Dual-thievery-prevention sluice valve |
| CN104089039A (en) * | 2014-07-25 | 2014-10-08 | 福建省海洋阀门科技有限公司 | Improved anti-theft valve |
| CN113932035A (en) * | 2021-10-16 | 2022-01-14 | 东宝阀门有限公司 | Digital password locking ball valve |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1876339A1 (en) * | 2006-07-07 | 2008-01-09 | MAGNETI MARELLI POWERTRAIN S.p.A. | Acquisition system for detecting the angular position of a gas twist grip in a motorcycle |
| CN102011873A (en) * | 2009-09-07 | 2011-04-13 | 宁波杰克龙阀门有限公司 | Anti-theft magnetic locking-type valve |
| CN201836522U (en) * | 2010-07-06 | 2011-05-18 | 武汉大禹阀门制造有限公司 | Non-magnetic valve antitheft device |
| CN202252301U (en) * | 2011-08-30 | 2012-05-30 | 福建海洋铜业有限公司 | Magnetic lock type gate valve |
| CN202834343U (en) * | 2012-09-17 | 2013-03-27 | 福建海洋铜业有限公司 | Improved machine encryption mechanism |
-
2012
- 2012-09-17 CN CN201210344419.XA patent/CN102840382B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1876339A1 (en) * | 2006-07-07 | 2008-01-09 | MAGNETI MARELLI POWERTRAIN S.p.A. | Acquisition system for detecting the angular position of a gas twist grip in a motorcycle |
| CN102011873A (en) * | 2009-09-07 | 2011-04-13 | 宁波杰克龙阀门有限公司 | Anti-theft magnetic locking-type valve |
| CN201836522U (en) * | 2010-07-06 | 2011-05-18 | 武汉大禹阀门制造有限公司 | Non-magnetic valve antitheft device |
| CN202252301U (en) * | 2011-08-30 | 2012-05-30 | 福建海洋铜业有限公司 | Magnetic lock type gate valve |
| CN202834343U (en) * | 2012-09-17 | 2013-03-27 | 福建海洋铜业有限公司 | Improved machine encryption mechanism |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103195800A (en) * | 2013-04-15 | 2013-07-10 | 宁波三泰轴承有限公司 | Positioning ball bearing |
| CN103195800B (en) * | 2013-04-15 | 2015-06-03 | 宁波三泰轴承有限公司 | Positioning ball bearing |
| CN103791148A (en) * | 2014-01-26 | 2014-05-14 | 郑州市兆龙阀门有限公司 | Dual-thievery-prevention sluice valve |
| CN104089039A (en) * | 2014-07-25 | 2014-10-08 | 福建省海洋阀门科技有限公司 | Improved anti-theft valve |
| CN104089039B (en) * | 2014-07-25 | 2016-08-24 | 福建省海洋阀门科技有限公司 | Improved anti-theft valve |
| CN113932035A (en) * | 2021-10-16 | 2022-01-14 | 东宝阀门有限公司 | Digital password locking ball valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102840382B (en) | 2014-08-13 |
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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 | ||
| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 362000 Nanan City, Fujian Province, the success of science and Technology Industrial Park, Quanzhou Applicant after: FUJIAN HAIYANG VALVE TECHNOLOGY CO., LTD. Address before: 362000 Nanan City, Fujian Province, the success of science and Technology Industrial Park, Quanzhou Applicant before: Fujian Ocean Copper Co., Ltd. |
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| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: FUJIAN HAIYANG COPPER CO., LTD. TO: FUJIAN MARINE VALVE TECHNOLOGY CO., LTD. |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Chen Shiwei Inventor after: Zheng Kaisheng Inventor after: Chen Jianhua Inventor after: Chen Runfu Inventor after: Chen Siliang Inventor after: Zheng Shengfeng Inventor before: Chen Jianhua Inventor before: Chen Shiwei Inventor before: Chen Runfu Inventor before: Chen Siliang Inventor before: Zheng Shengfeng Inventor before: Zheng Kaisheng |
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| COR | Change of bibliographic data | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140813 Termination date: 20180917 |
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| CF01 | Termination of patent right due to non-payment of annual fee |