CN204573142U - A kind of magnetic type safety valve - Google Patents
A kind of magnetic type safety valve Download PDFInfo
- Publication number
- CN204573142U CN204573142U CN201520121770.1U CN201520121770U CN204573142U CN 204573142 U CN204573142 U CN 204573142U CN 201520121770 U CN201520121770 U CN 201520121770U CN 204573142 U CN204573142 U CN 204573142U
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- valve
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- strong magnet
- valve body
- spool
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- Safety Valves (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The utility model discloses a kind of safety valve, particularly a kind of magnetic type safety valve, in its structure, valve seat fixed stop is connected in the interior opening's edge of one of them valve port on valve body, described valve seat is provided with the through hole connected with corresponding valve port, described valve core frame is located on above-mentioned valve seat, and the through hole sealed on this valve seat, the back of above-mentioned spool is connected with valve rod, this valve rod vertical seal runs through the corresponding surface of above-mentioned valve body, on above-mentioned valve rod, string is provided with the first strong magnet and the second strong magnet, this first strong magnet is identical with the polarity of the second strong magnet opposing side, described first strong magnet is wherein fixed on the back of above-mentioned spool, described second strong magnet is fixed on the internal surface of above-mentioned valve body, and both produce mutual repulsive force and impel spool and valve seat bonded to each other all the time.Which solve and promote safety valve stability in use, extend the technical problem in its working life, after it uses in the gas bag of waste heat boiler, working stability and the validity of above-mentioned gas bag entirety can be promoted.
Description
Technical field
The utility model relates to a kind of safety valve, particularly a kind of magnetic type safety valve.
Background technique
In the past, in industrial process, many waste heats are not made full use of and are slatterned at once, such as vapor plume (about 200 ~ 300 DEG C), blast furnace furnace gas (about 1500 DEG C) and chemical reaction process gas (300 ~ 1000 DEG C) etc.Along with the anxiety of industrial expansion and energy availability and demand, the waste heat that engineers and technicians pass into disuse in the past for these is paid attention to, utilize it to produce pressure steam, in this, as the supplementary energy of heat supply, air feed, power supply and power, so as to improving the overall utilization of heat energy, reduce fuel consumption index, reduce power consumption, to obtain economic benefit.So people call " waste heat recovery " technique this.Call " waste heat boiler " with the vaporific equipment of this heat, its capital equipment is boiler body and gas bag, and supplementary equipment has feed water preheater, superheater etc.Wherein safety valve is again the main accessories of gas bag, and to guaranteeing that waste heat boiler safe operation plays an important role, the safety valve in existing gas bag generally has spring and Lever type two kinds.Wherein Direct spring loaded safety valve can rely on the effect of the elastic strain reposition force shape of spring to automatically reset in concrete use, and therefore it obtains and uses more widely in gas bag structure.But after a long time use, the spring element in depressed structure easily occurs agingly causing degradation situation under elastic reset power above-mentioned Direct spring loaded safety valve, and above-mentioned situation can have a strong impact on the long-time stability in use of safety valve, is namely sealed with validity.
Therefore, be necessary to make further architecture advances to above-mentioned existing safety valve.
Model utility content
The purpose of this utility model is deficiency in order to solve above-mentioned technology and provides a kind of magnetic type safety valve.
In order to achieve the above object, a kind of magnetic type safety valve designed by the utility model, comprise the valve body of two logical structures, valve seat and spool, two valve ports on described valve body form a right angle angle on spatial vertical direction, described valve seat fixed stop is connected in the interior opening's edge of one of them valve port, described valve seat is provided with the through hole connected with corresponding valve port, described valve core frame is located on above-mentioned valve seat, and the through hole sealed on this valve seat, the back of above-mentioned spool is connected with valve rod, this valve rod vertical seal runs through the corresponding surface of above-mentioned valve body, and can reciprocating movement be carried out relative to valve body, on above-mentioned valve rod, string is provided with the first strong magnet and the second strong magnet, this first strong magnet is identical with the polarity of the second strong magnet opposing side, described first strong magnet is wherein fixed on the back of above-mentioned spool, described second strong magnet is fixed on the internal surface of above-mentioned valve body, and both produce mutual repulsive force and impel spool and valve seat bonded to each other all the time.
Above-mentioned provided a kind of magnetic type safety valve, first strong magnet described in its structure is identical with the polarity of the second strong magnet opposing side, utilize the mutually exclusive power effect spool produced because polarity is identical to be fitted on valve seat all the time, thus the through hole on valve seat is sealed inflexibly; Meanwhile, utilize mistress's air pressure lifting values of corresponding valve port to open spool, after this air pressure lifting values disappears, above-mentioned spool automatically resets again under magnetic repulsive force effect.As can be seen here, spool in above-mentioned safety valve structure not only possesses automatical and efficient reset function, and its adopt the magnetic force of strong magnet all can not disappear in long-time using process, or even weaken, therefore above-mentioned safety valve possesses the excellent properties that long-time stable efficiently works.
As further technological selection, the concrete structure that above-mentioned valve rod vertical seal runs through above-mentioned valve body is: described valve body is provided with preset hole, this preset hole and described valve seat are mutually corresponding on spatial vertical direction, and in the inner hole surface of above-mentioned preset hole, be embedded with the seal element of at least one circle, one side of described valve rod vertically runs through above-mentioned preset hole, and the seal lip of its rod outer surface and above-mentioned seal element is fitted.In above-mentioned further technological selection scheme, the structure that is sealed and matched of valve rod and valve body is simple, and installs good stability.
As further technological improvement, above-mentioned valve rod is reserved with an extension after running through valve body, this extension is provided with outside thread, and screw thread is connected with adjusting nut, and this adjusting nut and described valve body surface are fitted.By rotating described adjusting nut in above-mentioned further Technological improvement plan, one side end of described valve rod connects spool distance valve seat numerical value can suitably adjust, thus make the utility model provide safety valve operability in actual use stronger.
As further technological improvement, also have additional a helical spring in above-mentioned valve body, this helical spring is socketed on described valve rod, and apical grafting at described first strong magnet and the second strong magnet between the two.Above-mentioned this be further positioned at described in technological scheme the first strong magnet and the second strong magnet between the two helical spring when spool relies on magnetic force to carry out homing action, one can be produced and add power-assisted, thus make the homing action of spool effective more fast.
A kind of magnetic type safety valve provided by the utility model, after it uses in the gas bag of waste heat boiler, can promote working stability and the validity of above-mentioned gas bag entirety, thus makes waste heat boiler equipment entirety possess more efficient, economic usability.
Accompanying drawing explanation
Fig. 1 be the present embodiment 1 a kind of structural representation of magnetic type safety valve is provided;
Fig. 2 is the close-up schematic view at A place in Fig. 1;
Fig. 3 be the present embodiment 2 a kind of structural representation of magnetic type safety valve is provided;
Fig. 4 be the present embodiment 3 a kind of structural representation of magnetic type safety valve is provided.
Wherein: valve body 1, valve seat 2, spool 3, valve port 4, through hole 5, valve rod 6, first strong magnet 7, second strong magnet 8, preset hole 9, seal element 10, extension 11, adjusting nut 12, helical spring 13.
Embodiment
Below by embodiment, the utility model will be further described by reference to the accompanying drawings.
Embodiment 1:
As depicted in figs. 1 and 2, a kind of magnetic type safety valve that the present embodiment provides, comprise the valve body 1 of two logical structures, valve seat 2 and spool 3, two valve ports 4 on described valve body 1 form a right angle angle on spatial vertical direction, described valve seat 2 fixed stop is connected in the interior opening's edge of one of them valve port 4, described valve seat 2 is provided with the through hole 5 connected with corresponding valve port 4, described spool 3 is erected on above-mentioned valve seat 2, and the through hole 5 sealed on this valve seat 2, the back of above-mentioned spool 3 is connected with valve rod 6, this valve rod 6 vertical seal runs through the corresponding surface of above-mentioned valve body 1, and can reciprocating movement be carried out relative to valve body 1, on above-mentioned valve rod 6, string is provided with the first strong magnet 7 and the second strong magnet 8, this first strong magnet 7 is identical with the polarity of both the second strong magnets 8 opposing side, described first strong magnet 7 is wherein fixed on the back of above-mentioned spool 3, described second strong magnet 8 is fixed on the internal surface of above-mentioned valve body 1, and both produce mutual repulsive force and impel spool 3 and valve seat 2 bonded to each other all the time.
The concrete structure that above-mentioned valve rod 6 vertical seal runs through above-mentioned valve body 1 is: described valve body 1 is provided with preset hole 9, this preset hole 9 and described valve seat 2 are mutually corresponding on spatial vertical direction, and in the inner hole surface of above-mentioned preset hole 9, be embedded with a circle seal element 10, one side of described valve rod 6 vertically runs through above-mentioned preset hole 9, and the seal lip of its rod outer surface and above-mentioned seal element 10 is fitted.
Above-mentioned provided a kind of magnetic type safety valve, first strong magnet 7 described in its structure is identical with the polarity of both the second strong magnets 8 opposing side, utilize the mutually exclusive power effect spool 3 produced because polarity is identical to be fitted in all the time on valve seat 2, thus the through hole 5 on valve seat 2 is sealed inflexibly; Meanwhile, utilize mistress's air pressure lifting values of corresponding valve port 4 to open spool 3, after this air pressure lifting values disappears, above-mentioned spool 3 automatically resets again under magnetic repulsive force effect.As can be seen here, spool 3 in above-mentioned safety valve structure not only possesses automatical and efficient reset function, and its adopt the magnetic force of strong magnet all can not disappear in long-time using process, or even weaken, therefore above-mentioned safety valve possesses the excellent properties that long-time stable efficiently works.
Embodiment 2:
A kind of magnetic type safety valve provided in the present embodiment, its general structure is consistent with embodiment 1, as shown in Figure 3, but valve rod 6 described in the present embodiment is reserved with an extension 11 after running through valve body 1, this extension 11 is provided with outside thread, and screw thread is connected with adjusting nut 12, this adjusting nut 12 is fitted with described valve body 1 surface.
By rotating described adjusting nut 12 in above-mentioned Technological improvement plan, the spool 3 that one side end of described valve rod 6 connects can suitably adjust apart from the numerical value of valve seat 2, thus make the utility model provide safety valve operability in actual use stronger.
Embodiment 3:
A kind of magnetic type safety valve provided in the present embodiment, its general structure is consistent with embodiment 2, as shown in Figure 4, but also have additional a helical spring 13 in valve body 1 described in the present embodiment, this helical spring 13 is socketed on described valve rod 6, and apical grafting at described first strong magnet 7 and the second strong magnet 8 between the two.
Be positioned in above-mentioned first strong magnet 7 and the second strong magnet 8 between the two helical spring 13 when spool 3 relies on magnetic force to carry out homing action, one can be produced and add power-assisted, thus the homing action making spool 3 is more fast effectively.
Specific embodiment described herein is only to design of the present utility model explanation for example.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (5)
1. a magnetic type safety valve, comprise the valve body (1) of two logical structures, valve seat (2) and spool (3), two valve ports (4) on described valve body (1) form a right angle angle on spatial vertical direction, described valve seat (2) fixed stop is connected in the interior opening's edge of one of them valve port (4), described valve seat (2) is provided with the through hole (5) connected with corresponding valve port (4), described spool (3) is erected on above-mentioned valve seat (2), and the through hole (5) sealed on this valve seat (2), it is characterized in that the back of above-mentioned spool (3) is connected with valve rod (6), this valve rod (6) vertical seal runs through the corresponding surface of above-mentioned valve body (1), and can reciprocating movement be carried out relative to valve body (1), the first strong magnet (7) and the second strong magnet (8) is provided with at the upper string of above-mentioned valve rod (6), the polarity of both opposing sides of this first strong magnet (7) and the second strong magnet (8) is identical, described first strong magnet (7) is wherein fixed on the back of above-mentioned spool (3), described second strong magnet (8) is fixed on the internal surface of above-mentioned valve body (1), and both produce mutual repulsive force and impel spool (3) and valve seat (2) bonded to each other all the time.
2. a kind of magnetic type safety valve according to claim 1, it is characterized in that the concrete structure that above-mentioned valve rod (6) vertical seal runs through above-mentioned valve body (1) is: described valve body (1) is provided with preset hole (9), this preset hole (9) and described valve seat (2) are mutually corresponding on spatial vertical direction, and in the inner hole surface of above-mentioned preset hole (9), be embedded with the seal element (10) of at least one circle, one side of described valve rod (6) vertically runs through above-mentioned preset hole (9), and the seal lip of its rod outer surface and above-mentioned seal element (10) is fitted.
3. a kind of magnetic type safety valve according to claim 1 and 2, it is characterized in that above-mentioned valve rod (6) is reserved with an extension (11) after running through valve body (1), this extension (11) are provided with outside thread, and screw thread is connected with adjusting nut (12), fit in this adjusting nut (12) and described valve body (1) surface.
4. a kind of magnetic type safety valve according to claim 1 and 2, it is characterized in that in above-mentioned valve body (1), also having additional a helical spring (13), this helical spring (13) is socketed on described valve rod (6), and apical grafting at described first strong magnet (7) and the second strong magnet (8) between the two.
5. a kind of magnetic type safety valve according to claim 3, it is characterized in that in above-mentioned valve body (1), also having additional a helical spring (13), this helical spring (13) is socketed on described valve rod (6), and apical grafting at described first strong magnet (7) and the second strong magnet (8) between the two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520121770.1U CN204573142U (en) | 2015-03-02 | 2015-03-02 | A kind of magnetic type safety valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520121770.1U CN204573142U (en) | 2015-03-02 | 2015-03-02 | A kind of magnetic type safety valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204573142U true CN204573142U (en) | 2015-08-19 |
Family
ID=53865783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520121770.1U Expired - Fee Related CN204573142U (en) | 2015-03-02 | 2015-03-02 | A kind of magnetic type safety valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204573142U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110251050A (en) * | 2019-06-24 | 2019-09-20 | 珠海视新医用科技有限公司 | A kind of attraction seat and the endoscope including the attraction seat |
-
2015
- 2015-03-02 CN CN201520121770.1U patent/CN204573142U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110251050A (en) * | 2019-06-24 | 2019-09-20 | 珠海视新医用科技有限公司 | A kind of attraction seat and the endoscope including the attraction seat |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Duan Qisheng Inventor before: Chen Kongjie |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170622 Address after: Shuangfeng Industrial Zone of Hefei City, Anhui province 231131 Patentee after: Hefei Xu Wei electronic pneumatic Co., Ltd. Address before: Hangzhou City, Zhejiang province 310053 Binjiang District Puyan Street (Lin) Park Road No. 38, building 4, room 619 Patentee before: Hangzhou Jin Zhi Science and Technology Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150819 Termination date: 20190302 |