CN203627990U - Trade magnetic ring protective valve - Google Patents
Trade magnetic ring protective valve Download PDFInfo
- Publication number
- CN203627990U CN203627990U CN201320862511.5U CN201320862511U CN203627990U CN 203627990 U CN203627990 U CN 203627990U CN 201320862511 U CN201320862511 U CN 201320862511U CN 203627990 U CN203627990 U CN 203627990U
- Authority
- CN
- China
- Prior art keywords
- valve
- trade
- valve body
- spheroid
- magnetic ring
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a trade magnetic ring protective valve which can achieve zero leakage. The trade magnetic ring protective valve comprises a valve body, a valve seat, a ball body, a valve rod, a lower shaft, an inner magnetic block and an electric executer, wherein a valve cavity is formed in the valve body, the valve seat and the ball body are installed in the valve cavity of the valve body, the valve seat is provided with a channel, the ball body is provided with a center hole, the valve seat is installed at the two ends of the center hole of the ball body, the channel of the valve seat is communicated with the center hole of the ball body, a valve rod hole is formed in the valve body, a stuffing box is arranged on the valve body and cooperates with the valve rod hole, the inner magnetic block is arranged between the valve rod and the stuffing box, the electric executer is installed on the stuffing box, and the upper end of the valve rod is in transmission connection with the electric executer. The trade magnetic ring protective valve is capable of achieving zero leakage, simple in structure, easy to manufacture and assemble, long in service life and wide in application range.
Description
Technical field
The utility model relates to a kind of valve, particularly relates to a kind of trade magnetic ring Protective valve.
Background technique
Known: the liquid in the industries such as environmental protection petrochemical industry, medicine, film, plating, nuclear power mostly has corrosivity, and inflammable, explosive, poisonous, valuable, leakage can bring waste and the environmental pollution of working liquid body; Vacuum, semi-conductor industry will prevent the intrusion of ambient atmos; Diet, medicine will guarantee the pure health of medium.Because existing valve all exists certain leakage, therefore can cause environmental pollution, can damage human body simultaneously, threaten operator's life safety.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of trade magnetic ring Protective valve that can realize zero leakage.
The utility model solves the technological scheme that its technical problem adopts: a kind of trade magnetic ring Protective valve, comprise valve body, valve seat, spheroid and valve rod, also comprise lower shaft, interior magnetic patch and electric actuator, described valve body is provided with valve pocket, described valve seat and sphere installation are in the valve pocket of valve body, described valve seat has passage, described spheroid has center hole, described valve seat is arranged on two ends, ball centre hole, the passage that described valve seat has has center hole with spheroid and is communicated with, on described valve body, be provided with valve rod hole, described valve rod hole is communicated with valve pocket, described valve rod is connected with spheroid, and extend valve body by valve rod hole, described spheroid below is provided with lower shaft, described lower shaft and valve body are rotatably assorted, on described valve body, be provided with filling letter, filling letter coordinates with valve rod hole, between described valve rod and filling letter, be provided with interior magnetic patch, described electric actuator is arranged on fills on letter, and described valve rod upper end and electric actuator are in transmission connection.
Further, the inner chamber of described valve seat and valve body is slidably connected, and between described valve seat and valve body, is provided with spring.
Further, between described electric actuator and filling letter, be provided with land, described electric actuator is connected with filling letter by land.
Further, between described valve seat and the inner chamber of valve body, be provided with seal ring, between described valve rod and filling letter, be provided with seal ring.
Further, between described lower shaft lower end and valve body, be provided with thrust washer.
The beneficial effects of the utility model: trade magnetic ring Protective valve described in the utility model, realize the zero leakage of ball valve by permanent magnet transmission; Magnetic drives is completed by permanent magnetism shaft coupling, simple in structure, is easy to manufacture and assembling long service life.
accompanying drawing explanation
Fig. 1 is the structure diagram of trade magnetic ring Protective valve in the utility model embodiment;
In figure, indicate: 1-valve body, 11-valve pocket, 12-electric actuator, 13-valve rod hole, 2-lower shaft, 3-valve seat, 4-spheroid, 5-valve rod, 6-fills letter, 7-land, 8-thrust washer, 9-spring, magnetic patch in 10-.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further illustrated.
As shown in Figure 1, a kind of trade magnetic ring Protective valve, comprise valve body 1, valve seat 3, spheroid 4 and valve rod 5, also comprise lower shaft 2, interior magnetic patch 10 and electric actuator 12, described valve body 1 is provided with valve pocket 11, described valve seat 3 and spheroid 4 are arranged in the valve pocket 11 of valve body 1, described valve seat 3 has passage, described spheroid 4 has center hole, described valve seat 3 is arranged on spheroid 4 center hole two ends, the passage that described valve seat 3 has has center hole with spheroid 4 and is communicated with, on described valve body 1, be provided with valve rod hole 13, described valve rod hole 13 is communicated with valve pocket 11, described valve rod 5 is connected with spheroid 4, and extend valve body 1 by valve rod hole 14, described spheroid 4 belows are provided with lower shaft 2, described lower shaft 2 is rotatably assorted with valve body 1, on described valve body 1, be provided with and fill letter 6, filling letter 6 coordinates with valve rod hole 13, between described valve rod 5 and filling letter 6, be provided with interior magnetic patch 10, described electric actuator 12 is arranged on fills on letter 6, and described valve rod 5 upper ends and electric actuator 12 are in transmission connection.
Above-mentioned trade magnetic ring Protective valve, realizes the zero leakage of ball valve by permanent magnet transmission; Magnetic drives is coordinated to realize by the transmission between interior magnetic patch 10 and valve rod 5, simple in structure, is easy to manufacture and assembling long service life.Meanwhile, trade magnetic ring Protective valve adopts the machinery of permanent magnet transmission for needs sealings, can play the effect of Leakage prevention, applied range to harmful, poisonous, pollution, dangerous, pure, valuable product and production process.Described zero leakage refers to and allows the material that leaks in environment by shaft seal place to be not more than 2.5～24g/h have the material compared with major injury for environment, requires the leakage rate must be lower than 0.5g/h.
In order to make the sealing of trade magnetic ring Protective valve tightr, the working life of simultaneously improving trade magnetic ring Protective valve.Described valve seat 3 is slidably connected with the inner chamber 11 of valve body 1, between described valve seat 3 and valve body 1, is provided with spring 9.Between valve seat 3 and valve body 1, arrange spring 9 can when between spheroid 4 and valve seat 3 when for a long time rotating the wearing and tearing that produce, make valve seat 3 and still close contact of spheroid 4 by the elastic force of spring 9.Leakage prevention has extended working life of trade magnetic ring Protective valve simultaneously.
More stable for electric actuator 12 is installed, simple installation is quick.Between described electric actuator 12 and filling letter 6, be provided with land 7, described electric actuator 12 is connected with filling letter 6 by land 7.By land 7, electric actuator 12 is installed and fixed, install fast, easy and simple to handle.
In order further to improve the sealing of trade magnetic ring Protective valve, between described valve seat 3 and the inner chamber 11 of valve body 1, be provided with seal ring, between described valve rod 5 and filling letter 6, be provided with seal ring.By seal ring, the connection between phase dry part is sealed and makes whole device better tightness, Leakage prevention.
In order to make spheroid 4 there will not be the positional deviation on vertical direction under the active force of valve rod 5, between described lower shaft 2 lower ends and valve body 1, be provided with thrust washer 8.Cushion the pressure of valve rod 5 to spheroid 4 by thrust washer 8, avoid spheroid 4 to misplace.
Trade magnetic ring Protective valve described in the utility model, realizes the zero leakage of ball valve by permanent magnet transmission; Magnetic drives is completed by permanent magnetism shaft coupling, simple in structure, is easy to manufacture and assembling long service life.
More than show and described basic principle of the present utility model, major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and specification, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (5)
1. a trade magnetic ring Protective valve, comprise valve body (1), valve seat (3), spheroid (4) and valve rod (5), it is characterized in that: also comprise lower shaft (2), interior magnetic patch (10) and electric actuator (12), described valve body (1) is provided with valve pocket (11), described valve seat (3) and spheroid (4) are arranged in the valve pocket (11) of valve body (1), described valve seat (3) has passage, described spheroid (4) has center hole, described valve seat (3) is arranged on spheroid (4) center hole two ends, the passage that described valve seat (3) has has center hole with spheroid (4) and is communicated with, on described valve body (1), be provided with valve rod hole (13), described valve rod hole (13) is communicated with valve pocket (11), described valve rod (5) is connected with spheroid (4), and extend valve body (1) by valve rod hole (14), described spheroid (4) below is provided with lower shaft (2), described lower shaft (2) is rotatably assorted with valve body (1), on described valve body (1), be provided with and fill letter (6), filling letter (6) coordinates with valve rod hole (13), between described valve rod (5) and filling letter (6), be provided with interior magnetic patch (10), described electric actuator (12) is arranged on fills letter (6) above, and described valve rod (5) upper end and electric actuator (12) are in transmission connection.
2. trade magnetic ring Protective valve as claimed in claim 1, is characterized in that: described valve seat (3) is slidably connected with the inner chamber (11) of valve body (1), between described valve seat (3) and valve body (1), is provided with spring (9).
3. trade magnetic ring Protective valve as claimed in claim 1 or 2; it is characterized in that: between described electric actuator (12) and filling letter (6), be provided with land (7), described electric actuator (12) is connected with filling letter (6) by land (7).
4. trade magnetic ring Protective valve as claimed in claim 3, is characterized in that: between described valve seat (3) and the inner chamber (11) of valve body (1), be provided with seal ring, between described valve rod (5) and filling letter (6), be provided with seal ring.
5. trade magnetic ring Protective valve as claimed in claim 3, is characterized in that: between described lower shaft (2) lower end and valve body (1), be provided with thrust washer (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320862511.5U CN203627990U (en) | 2013-12-25 | 2013-12-25 | Trade magnetic ring protective valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320862511.5U CN203627990U (en) | 2013-12-25 | 2013-12-25 | Trade magnetic ring protective valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203627990U true CN203627990U (en) | 2014-06-04 |
Family
ID=50814469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320862511.5U Expired - Fee Related CN203627990U (en) | 2013-12-25 | 2013-12-25 | Trade magnetic ring protective valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203627990U (en) |
-
2013
- 2013-12-25 CN CN201320862511.5U patent/CN203627990U/en not_active Expired - Fee Related
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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: 20140604 Termination date: 20141225 |
|
| EXPY | Termination of patent right or utility model |