CN2551820Y - High-frequency electromagnetic valve for air jet loom - Google Patents
High-frequency electromagnetic valve for air jet loom Download PDFInfo
- Publication number
- CN2551820Y CN2551820Y CN 02240834 CN02240834U CN2551820Y CN 2551820 Y CN2551820 Y CN 2551820Y CN 02240834 CN02240834 CN 02240834 CN 02240834 U CN02240834 U CN 02240834U CN 2551820 Y CN2551820 Y CN 2551820Y
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- China
- Prior art keywords
- iron core
- electromagnetic valve
- valve
- valve port
- movable iron
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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.)
- Expired - Fee Related
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Abstract
The utility model discloses a high-frequency electromagnetic valve used for a jet loom, consisting of a valve body, a shell, a coil, an electrical connecting device, an iron-cored sleeve, a static iron core and a movable iron core inside the iron-cored sleeve, an iron-cored spring and the valve port gasket on the lower end of the movable iron core. The movable iron core is two cylinders fixed and connected coaxially with cross sections of different sizes. A small hole is arranged on the valve port gasket and a spring device is arranged between the movable iron core and the valve port gasket. A layer of wear-resistant material is arranged on the cylindrical surface of the movable iron core, and a buffering device is arranged on the head face between the cylinders fixed and connected on the movable iron core. The small hole on the valve port gasket and the spring between the movable iron core and the valve port gasket facilitate a secondary valve opening when the electromagnetic valve is in operation and enhance the responding speed of the electromagnetic valve. In addition, the wearing resistance of the movable iron core improves the wearing quality and prolongs the service life of the electromagnetic valve. The buffering device arranged on the head face between the two cylinders of the movable iron core is beneficial for reducing the operating noise of the electromagnetic valve.
Description
Technical field
The utility model relates to a kind of solenoid valve, especially the high-frequency electromagnetic valve of used in jet loom.
Background technique
Air-jet loom needs to control air-flow by high-frequency electromagnetic valve when braided fabric, is woven into fabric thereby finish air-flow drive silk thread.When high-frequency electromagnetic valve was worked at air-jet loom, frequency of okperation was 15～30Hz, and operating air pressure is 6 * 10
5～8 * 10
5Pa, action response time are 7～8ms.High-frequency electromagnetic valve is finished its jet action according to the electrical signal that the control panel of air-jet loom is exported usually." cotton textile technology " 1994 (10) published " development and the application of air-jet loom accurate voltage regulating system " literary composition, and the document has been introduced structure, principle, key property and the applicable cases of used in jet loom pressure regulator valve.This pressure regulator valve adopts backpressure feedback formula structure, mainly is grouped into by primary valve part, guide's control section and adjusting portion, has the effect of solar term.But this kind pressure regulator valve still exists reaction velocity unhappy, owes long working life, the big deficiency that waits of noise during work.
The model utility content
At the problems referred to above, the problem that the utility model quasi-solution is determined is: improve the reaction velocity of high-frequency electromagnetic valve, increase the service life and reduce operational noise.
For addressing the above problem, the utility model has adopted following technological scheme: a kind of air-jet loom high-frequency electromagnetic valve, it comprises valve body, shell, coil, the electrical connector that is electrically connected with coil, iron core sleeve pipe in coil, static iron core and moving iron core in the iron core sleeve pipe, iron core spring between static iron core and the moving iron core, and the valve port cushion of moving iron core lower end, described valve body comprises valve port, suction port and air outlet, described moving iron core is the cylindrical body of two big or small cross sections of difference being connected of concentric, on the described valve port cushion aperture is arranged, this aperture runs through the upper and lower end of valve port cushion, between moving iron core and valve port cushion a spring assembly is arranged.This spring assembly 13 is one or more springs.
Above-mentioned air-jet loom high-frequency electromagnetic valve is covered with one deck high-abrasive material on the periphery of described moving iron core.
Above-mentioned air-jet loom high-frequency electromagnetic valve, two of described moving iron core are connected has a damping device on the end face between the cylindrical body.This damping device is rubber ring or plastic ring.
Adopted technique scheme, high-frequency electromagnetic valve of the present utility model is because aperture on the valve port cushion and the spring between valve port cushion and the moving iron core, realized when making work that secondary drives valve, promptly when closed electromagnetic valve, because the air pressure in the iron core sleeve pipe and the effect of iron core spring, to move iron core and the valve port cushion presses down, and make aperture and valve port all be in sealing state.When the loom control panel is imported an electrical signal to solenoid valve, because the electromagnetic force effect makes on the iron core and moves, at this moment, because the effect of the spring between moving iron core and the valve port cushion, produce a slit between moving core and the valve port cushion, the aperture on the valve port cushion is discharged the pressurized gas in the iron core sleeve pipe, has reduced the pressure reduction between intake grill and the exhaust outlet, thereby accelerated the valve port cushion on move speed, promptly improved the reaction velocity of solenoid valve.In addition, be covered with one deck high-abrasive material on the moving iron core cylndrical surface, increased the wear resistance of moving iron core, effectively prolonged the working life of solenoid valve; Damping device on the end face between moving iron core two cylindrical bodys helps reducing the operational noise of solenoid valve.
Description of drawings
Fig. 1 is the sectional view of the utility model air-jet loom high-frequency electromagnetic valve, shows the overall structure of solenoid valve;
Fig. 2 is the moving iron core of the utility model air-jet loom high-frequency electromagnetic valve and the sectional view of valve port cushion, and showing on the moving core iron core has an aperture, the spring assembly between moving iron core and the valve port cushion and move the damping device of iron core two on being connected between end between the cylindrical body.
Embodiment
As described in Figure 1, air-jet loom high-frequency electromagnetic valve of the present utility model comprises the static iron core 5 in the valve body 1, shell 17, coil 2, the electrical connector 3 that is electrically connected with coil 2, iron core sleeve pipe 4 in coil, iron core sleeve pipe 4 and the valve port cushion 8 of iron core spring 7 between moving iron core 6, static iron core 5 and the moving iron core 6 and moving iron core 6 lower ends.Valve body 1 comprises valve port 9, air inlet 10 and air outlet 11.
As shown in Figure 2, one aperture 12 is arranged on the valve port cushion 8 of high-frequency electromagnetic valve, described aperture 12 runs through the upper and lower end of valve port cushion 8, and a spring assembly 13 arranged between moving iron core 6 and valve port cushion 8, this spring assembly 13 is two springs, certainly also can one or more springs, this structural design makes solenoid valve realize that secondary drives valve, promptly when closed electromagnetic valve, since air pressure in the iron core sleeve pipe and iron core spring effect, to move iron core and the valve port cushion presses down, and make aperture 12 and valve port 9 all be in sealing state.When the loom control panel is imported an electrical signal to solenoid valve, because the electromagnetic force effect makes on the iron core and moves, at this moment, because the effect of the spring between moving iron core and the valve port cushion, produce a slit between moving core and the valve port cushion, the aperture on the valve port cushion is discharged the pressurized gas in the iron core sleeve pipe, has reduced the pressure reduction between intake grill and the exhaust outlet, thereby accelerated the valve port cushion on move speed, promptly improved the reaction velocity of solenoid valve.
The cylindrical body of two big or small cross sections of difference that moving iron core 6 is connected for concentric, the less cylindrical body of cross section is in iron core sleeve pipe 4, the bigger cylindrical body of cross section is below iron core tube 4, during solenoid valve work, the lower end surface of the static iron core 5 in the iron core sleeve pipe 4 and the upper-end surface of moving iron core 6 can bump, thereby the generation noise, the while also influences the working life of solenoid valve.Solenoid valve of the present utility model has a damping device 16 on two end faces 15 that are connected between the cylindrical body of moving iron core 6, this damping device 16 can be rubber ring or plastic ring, also can be other material.
In addition, be covered with one deck high-abrasive material on the cylndrical surface of the moving iron core 6 of high-frequency electromagnetic, increased the wear resistance on moving iron core 6 surfaces.Because the frequency of solenoid valve when work is generally 15～30Hz, in the working procedure of this high speed, easily take place between the outer surface of moving iron core 6 and the iron core sleeve pipe to rub and be worn, owing to covered one deck high-abrasive material on the moving iron core 6, can reduce the wearing and tearing of moving iron core 6, thus the working life of effectively improving whole solenoid valve.Above-mentioned high-abrasive material is a teflon, can certainly be other the material with wear-resisting property.
Claims (6)
1, a kind of air-jet loom high-frequency electromagnetic valve, it comprises valve body (1), shell (17), coil (2), the electrical connector (3) that is electrically connected with coil (2), iron core sleeve pipe (4) in coil (2), static iron core (5) and moving iron core (6) in the iron core sleeve pipe (4), iron core spring (9) between static iron core (5) and the moving iron core (6), and the valve port cushion (8) of moving iron core (6) lower end, described valve body (1) comprises valve port (9), suction port (10) and air outlet (11), the cylindrical body of two big or small cross sections of difference that described moving iron core (6) is connected for concentric, it is characterized in that an aperture (12) is arranged on the described valve port cushion (8), described aperture (12) runs through the upper and lower end of valve port cushion (8); Between moving iron core (6) and valve port cushion (8), a spring assembly (13) is arranged.
2, air-jet loom high-frequency electromagnetic valve according to claim 1 is characterized in that the spring assembly (13) between described moving iron core (6) and the valve port cushion (8) is one or more springs.
3, air-jet loom high-frequency electromagnetic valve according to claim 1 is characterized in that being covered with one deck high-abrasive material (14) on the periphery of described moving iron core (6).
4, air-jet loom high-frequency electromagnetic valve according to claim 3 is characterized in that described high-abrasive material (14) is a teflon.
5, air-jet loom high-frequency electromagnetic valve according to claim 1 is characterized in that two of described moving iron core (6) is connected and a damping device (16) is arranged on the end face (15) between the cylindrical body.
6, air-jet loom high-frequency electromagnetic valve according to claim 5 is characterized in that described damping device (16) is rubber ring or plastic ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02240834 CN2551820Y (en) | 2002-07-03 | 2002-07-03 | High-frequency electromagnetic valve for air jet loom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02240834 CN2551820Y (en) | 2002-07-03 | 2002-07-03 | High-frequency electromagnetic valve for air jet loom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2551820Y true CN2551820Y (en) | 2003-05-21 |
Family
ID=33713837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02240834 Expired - Fee Related CN2551820Y (en) | 2002-07-03 | 2002-07-03 | High-frequency electromagnetic valve for air jet loom |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2551820Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1940358B (en) * | 2005-09-28 | 2010-05-12 | 株式会社不二工机 | Guide valve type electromagnetic valve |
| CN104763816A (en) * | 2015-04-03 | 2015-07-08 | 苏州科润织造有限公司 | Electromagnetic airflow control valve for air jet loom |
| CN106032852A (en) * | 2015-03-11 | 2016-10-19 | 德昌电机(深圳)有限公司 | An electromagnetic valve |
| CN108167502A (en) * | 2016-12-07 | 2018-06-15 | 现代自动车株式会社 | Solenoid valve |
| CN113803514A (en) * | 2021-11-17 | 2021-12-17 | 星宇电子(宁波)有限公司 | Exhaust gas deflation control proportion pilot head and proportion electromagnetic valve |
-
2002
- 2002-07-03 CN CN 02240834 patent/CN2551820Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1940358B (en) * | 2005-09-28 | 2010-05-12 | 株式会社不二工机 | Guide valve type electromagnetic valve |
| CN106032852A (en) * | 2015-03-11 | 2016-10-19 | 德昌电机(深圳)有限公司 | An electromagnetic valve |
| CN106032852B (en) * | 2015-03-11 | 2019-10-11 | 德昌电机(深圳)有限公司 | Solenoid valve |
| CN104763816A (en) * | 2015-04-03 | 2015-07-08 | 苏州科润织造有限公司 | Electromagnetic airflow control valve for air jet loom |
| CN108167502A (en) * | 2016-12-07 | 2018-06-15 | 现代自动车株式会社 | Solenoid valve |
| CN108167502B (en) * | 2016-12-07 | 2020-10-30 | 现代自动车株式会社 | Electromagnetic valve |
| CN113803514A (en) * | 2021-11-17 | 2021-12-17 | 星宇电子(宁波)有限公司 | Exhaust gas deflation control proportion pilot head and proportion electromagnetic valve |
| CN113803514B (en) * | 2021-11-17 | 2022-02-08 | 星宇电子(宁波)有限公司 | Exhaust gas deflation control proportion pilot head and proportion electromagnetic valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20030521 Termination date: 20090803 |