CN204512444U - Large aperture gas medium electric valve - Google Patents
Large aperture gas medium electric valve Download PDFInfo
- Publication number
- CN204512444U CN204512444U CN201520095375.0U CN201520095375U CN204512444U CN 204512444 U CN204512444 U CN 204512444U CN 201520095375 U CN201520095375 U CN 201520095375U CN 204512444 U CN204512444 U CN 204512444U
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- China
- Prior art keywords
- flashboard
- pressing plate
- base plate
- valve
- substrate
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- Withdrawn - After Issue
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Abstract
The utility model proposes a kind of large aperture gas medium electric valve, frame is separately installed with substrate and assisting base plate, substrate is arranged at the top of assisting base plate, substrate is provided with ventilating hole, some directional posts are provided with between substrate and assisting base plate, directional post is slidably fitted with pressing plate and the flashboard for controlling ventilating hole opening and closing, elastic element is provided with between pressing plate and flashboard, pressing plate is connected with and drives its linear drive pumped, pressing plate is provided with upper limit position sensor, and assisting base plate is provided with lower position sensor.The utility model is applied to gas channel sealing, compare ball valve, butterfly valve, gate valve, not only lighter, and significantly improve the sealability of valve, various Large Diameter Pipeline valve can be made, be suitable for various air pipeline, thoroughly solve gate valve and to be applied on gaseous fluid especially large bore valves and to be applied in the technical barrier that gaseous fluid cannot realize seal.
Description
Technical field
The utility model relates to valve technology field, refers to a kind of large aperture gas medium electric valve especially.
Background technique
Valve of the prior art has multiple, and as ball valve, butterfly valve, gate valve etc., these valves, as ball valve, butterfly valve, mainly for the control of liquid lock, seems very heavy for the control of gas lock, and price is high, and sealing is also inadequate.When gate valve is used in the opening and closing of gaseous fluid, due to structure, sealing function can not be realized, and bigbore valve is little, cost intensive at all.
Model utility content
The utility model proposes a kind of large aperture gas medium electric valve, be applied to gas channel sealing, compare ball valve, butterfly valve, gate valve is not only lighter, and significantly improve the sealability of valve, various Large Diameter Pipeline valve can be made, be suitable for various air pipeline, thoroughly solve gate valve and to be applied on gaseous fluid especially large bore valves and to be applied in the technical barrier that gaseous fluid cannot realize seal.
The technical solution of the utility model is achieved in that large aperture gas medium electric valve, comprise frame, described frame is separately installed with substrate and assisting base plate, described substrate is arranged at the top of described assisting base plate, described substrate is provided with ventilating hole, some directional posts are provided with between described substrate and assisting base plate, described directional post is slidably fitted with pressing plate and the flashboard for controlling described ventilating hole opening and closing, elastic element is provided with between described pressing plate and flashboard, described pressing plate is connected with and drives its linear drive pumped, described pressing plate is provided with the upper limit position sensor for detecting relative position between described pressing plate and flashboard, described assisting base plate is provided with the lower position sensor for detecting relative position between described pressing plate and assisting base plate.
Preferably, elastic packing packing ring is provided with between described flashboard and the ventilating hole of substrate.
Preferably, the lower surface of described substrate is provided with sealing oil groove, is provided with seal grease in described sealing oil groove.
Preferably, described linear drive comprises the nut be fixedly installed on described pressing plate, is provided with leading screw in described nut, and described leading screw is connected with reducing motor, and described reducing motor is fixedly installed on described assisting base plate.
Preferably, connecting pin is provided with between described pressing plate and flashboard.
Preferably, described flashboard is provided with the sealed cap for sealing space between described leading screw and flashboard.
Preferably, the quantity of described directional post has four, and described elastic element comprises four and described directional post spring one to one, and spring described in each is all sheathed on corresponding described directional post.
Preferably; described flashboard be provided with for after upper limit position sensor degradation to the first mechanical limit switch that reducing motor is protected, described assisting base plate be provided with for after the sensor degradation of lower position to the second mechanical limit switch that reducing motor is protected.
Have employed technique scheme, the beneficial effects of the utility model are: the frame due to large aperture gas medium electric valve is separately installed with substrate and assisting base plate, substrate is provided with ventilating hole, directional post is slidably fitted with pressing plate and flashboard, elastic element is provided with between pressing plate and flashboard, pressing plate is connected with and drives its linear drive pumped, and pressing plate is provided with upper limit position sensor, and assisting base plate is provided with lower position sensor.During work, reducing motor drives leading screw to rotate, and by the nut on pressing plate, is moving up and down of pressing plate by the converting rotary motion of leading screw, and pressing plate promotes flashboard by spring and moves up and down, thus realizes the opening and closing of valve.When needs closure valve, reducing motor axle drives leading screw to rotate, and pressing plate has the nut supporting with leading screw, and leading screw causes pressing plate to move up, and four directional posts ensure that the balance of pressing plate when moving, when flashboard moves to top, pressing plate pressing spring, flashboard pushed down by spring, flexible seal washer between flashboard and the ventilating hole of substrate, scribble seal grease around packing ring, after packing ring pushed down by flashboard, gas circuit is closed.Upper limit position sensor detects pressing plate and arrives with between flashboard the relative position determined, enough pressure accumulated by spring can compacting sealing ventilation mouth, sensor provides signal, control reducing motor stops operating, after such flashboard is closed by vents seal, pressing plate no longer continues motion, can ensure flashboard compacting, can avoid again causing mechanical failure.When needs Open valve, motor shaft rotates backward, and equally, lower position sensor, when pressing plate arrives given location, provides signal, motor stalls, achieves the unlatching of valve.
The utility model structurally applies spring following pleasant place, and first, ensure that the pressure that flashboard needs, coordinate with four directional posts, allow flashboard uniform force; The second, can reserve enough reaction compartments to motor rotation, more motor turns around or turns around less and can ensure sealing effect, and available protecting valve mass and life-span; Three, by pressing plate flashboard connecting pin, to spring initial pressure, flashboard and pressing plate is allowed to keep the relative position of a square body, when such leading screw rotates, flashboard pressing plate can be free to slide on directional post, can not block, the utility model people have devised the lamination sealing configuration of this mortor operated valve by creative thinking, the pressure between flashboard and elastic sealing gasket is depended in the sealing of this valve, sealing is lined with certain elasticity, as long as flashboard can reach certain pressure, can excellent sealing be accomplished, significantly improve the sealability of valve.
Because the lower surface of substrate is provided with sealing oil groove, supplement the sealing effect strengthening elastic sealing gasket further.
Because flashboard is provided with sealed cap, the space between leading screw and flashboard effectively can be sealed.
Because flashboard is provided with the first mechanical limit switch, assisting base plate is provided with the second mechanical limit switch, if upper limit position sensor degradation, when pressing plate and flashboard excessively close to time, first mechanical limit switch normally-closed contact disconnect, reducing motor is stopped power supply; If during the sensor degradation of lower position, pressing plate and assisting base plate are excessively close, and the second mechanical limit switch normally-closed contact disconnects, and reducing motor is stopped power supply, and can better protect valve not to be damaged like this.
In sum, the utility model is applied to gas channel sealing, compare ball valve, butterfly valve, gate valve, not only lighter, and significantly improve the sealability of valve, various Large Diameter Pipeline valve can be made, be suitable for various air pipeline, thoroughly solve gate valve to be applied on gaseous fluid especially large bore valves and to be applied in the technical barrier that gaseous fluid cannot realize seal, in valve field, there is profound significance.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model;
Wherein: 1, frame; 2, substrate; 3, assisting base plate; 4, directional post; 5, pressing plate; 6, flashboard; 7, upper limit position sensor; 8, lower position sensor; 9, elastic packing packing ring; 10, sealing oil groove; 11, sealed cap; 12, nut; 13, leading screw; 14, reducing motor; 15, connecting pin; 16, spring; 17, the first mechanical limit switch; 18, the second mechanical limit switch.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technological scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, large aperture gas medium electric valve, comprise frame 1, frame 1 is separately installed with substrate 2 and assisting base plate 3, substrate 2 is arranged at the top of described assisting base plate 3, substrate 2 is provided with ventilating hole, some directional posts 4 are provided with between substrate 2 and assisting base plate 3, directional post 4 is slidably fitted with pressing plate 5 and the flashboard 6 for controlling ventilating hole opening and closing, elastic element is provided with between pressing plate 5 and flashboard 6, pressing plate 5 is connected with and drives its linear drive pumped, pressing plate 5 is provided with the upper limit position sensor 7 for detecting relative position between described pressing plate 5 and flashboard 6, assisting base plate 3 is provided with the lower position sensor 8 for detecting relative position between described pressing plate 5 and assisting base plate 3.Elastic packing packing ring 9 is provided with between the ventilating hole of flashboard 6 and substrate 2.
In order to supplement the sealing effect strengthening elastic sealing gasket further, the lower surface of substrate 2 is provided with sealing oil groove 10, is provided with seal grease in sealing oil groove 10.Flashboard 6 is provided with the sealed cap 11 for sealing space between leading screw and flashboard 6.
In the present embodiment, linear drive comprises the nut 12 be fixedly installed on pressing plate 5, is provided with leading screw 13 in described nut 12, and described leading screw 13 is connected with reducing motor 14, and reducing motor 14 is fixedly installed on assisting base plate 3.
In addition, be provided with connecting pin 15 between pressing plate 5 and flashboard 6, to spring 16 1 initial pressures, allow flashboard 6 and pressing plate 5 keep the relative position of a square body, when such leading screw 13 rotates, flashboard 6 and pressing plate 5 can be free to slide on directional post 4, can not block.
In the present embodiment, the quantity of directional post 4 has four, and elastic element comprises four and directional post 4 spring 16 one to one, and each spring 16 is all sheathed on corresponding directional post 4.
In addition; the first mechanical limit switch 17 that flashboard 6 is protected reducing motor 14 after being provided with and damaging for upper limit position sensor 7, the second mechanical limit switch 18 that assisting base plate 3 is protected reducing motor 14 after being provided with and damaging for lower position sensor 8.If upper limit position sensor 7 damages, when pressing plate 5 and flashboard 6 too close to time, the first mechanical limit switch 17 normally-closed contact disconnects, and reducing motor 14 is stopped power supply; If when lower position sensor 8 damages, pressing plate 5 is too close with assisting base plate 3, and the second mechanical limit switch 18 normally-closed contact disconnects, and reducing motor 14 is stopped power supply, and can better protect valve not to be damaged like this.
Its working procedure is as follows:
Reducing motor 14 drives leading screw 13 to rotate, and by the nut 12 on pressing plate 5, be moving up and down of pressing plate 5 by the converting rotary motion of leading screw 13, pressing plate 5 promotes flashboard 6 by spring 16 and moves up and down, thus realizes the opening and closing of valve.When needs closure valve, reducing motor 14 axle drives leading screw 13 to rotate, and pressing plate 5 has the nut 12 supporting with leading screw 13, and leading screw 13 causes pressing plate 5 to move up, and four directional posts 4 ensure that the balance of pressing plate 5 when moving, when flashboard 6 moves to top, pressing plate 5 pressing spring 16, flashboard 6 pushed down by spring 16, flexible seal washer 9 between the ventilating hole of flashboard 6 and substrate 2, scribble seal grease around packing ring, after packing ring pushed down by flashboard 6, gas circuit is closed.Upper limit position sensor 7 detects pressing plate 5 and arrives with between flashboard 6 relative position determined, enough pressure accumulated by spring 16 can compacting sealing ventilation mouth, sensor provides signal, control reducing motor 14 to stop operating, after such flashboard 6 is closed by vents seal, pressing plate 5 no longer continues motion, can ensure flashboard 6 compacting, can avoid again causing mechanical failure.When needs Open valve, motor shaft rotates backward, and equally, lower position sensor 8, when pressing plate 5 arrives given location, provides signal, motor stalls, achieves the unlatching of valve.
The utility model structurally applies spring 16 following pleasant place, and first, ensure that the pressure that flashboard 6 needs, coordinate with four directional posts 4, allow flashboard 6 uniform force; The second, can reserve enough reaction compartments to motor rotation, more motor turns around or turns around less and can ensure sealing effect, and available protecting valve mass and life-span; Three, by connecting pin 15, to spring 16 1 initial pressures, flashboard 6 and pressing plate 5 is allowed to keep the relative position of a square body, when such leading screw 13 rotates, flashboard 6 and pressing plate 5 can be free to slide on directional post 4, can not block, the utility model people have devised the lamination sealing configuration of this mortor operated valve by creative thinking, the pressure between flashboard 6 and elastic sealing gasket is depended in the sealing of this valve, sealing is lined with certain elasticity, as long as flashboard 6 can reach certain pressure, can excellent sealing be accomplished, significantly improve the sealability of valve.
In sum, the utility model is applied to gas channel sealing, compares ball valve, butterfly valve, gate valve, not only lighter, the air pipeline that docking tube wall is very thin can be installed, and significantly improve the sealability of valve, various Large Diameter Pipeline valve can be made, be suitable for various air pipeline, thoroughly solve gate valve and to be applied on gaseous fluid especially large bore valves and to be applied in the technical barrier that gaseous fluid cannot realize seal, in valve field, there is profound significance.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (8)
1. large aperture gas medium electric valve, it is characterized in that, comprise frame, described frame is separately installed with substrate and assisting base plate, described substrate is arranged at the top of described assisting base plate, described substrate is provided with ventilating hole, some directional posts are provided with between described substrate and assisting base plate, described directional post is slidably fitted with pressing plate and the flashboard for controlling described ventilating hole opening and closing, elastic element is provided with between described pressing plate and flashboard, described pressing plate is connected with and drives its linear drive pumped, described pressing plate is provided with the upper limit position sensor for detecting relative position between described pressing plate and flashboard, described assisting base plate is provided with the lower position sensor for detecting relative position between described pressing plate and assisting base plate.
2. large aperture as claimed in claim 1 gas medium electric valve, is characterized in that, be provided with elastic packing packing ring between described flashboard and the ventilating hole of substrate.
3. large aperture as claimed in claim 1 gas medium electric valve, it is characterized in that, the lower surface of described substrate is provided with sealing oil groove, is provided with seal grease in described sealing oil groove.
4. large aperture as claimed in claim 1 gas medium electric valve, it is characterized in that, described linear drive comprises the nut be fixedly installed on described pressing plate, in described nut, leading screw is installed, described leading screw is connected with reducing motor, and described reducing motor is fixedly installed on described assisting base plate.
5. large aperture as claimed in claim 1 gas medium electric valve, is characterized in that, be provided with connecting pin between described pressing plate and flashboard.
6. large aperture as claimed in claim 4 gas medium electric valve, it is characterized in that, described flashboard is provided with the sealed cap for sealing space between described leading screw and flashboard.
7. large aperture as claimed in claim 1 gas medium electric valve, it is characterized in that, the quantity of described directional post has four, and described elastic element comprises four and described directional post spring one to one, and spring described in each is all sheathed on corresponding described directional post.
8. large aperture as claimed in claim 1 gas medium electric valve; it is characterized in that; described flashboard be provided with for after upper limit position sensor degradation to the first mechanical limit switch that reducing motor is protected, described assisting base plate be provided with for after the sensor degradation of lower position to the second mechanical limit switch that reducing motor is protected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520095375.0U CN204512444U (en) | 2015-02-10 | 2015-02-10 | Large aperture gas medium electric valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520095375.0U CN204512444U (en) | 2015-02-10 | 2015-02-10 | Large aperture gas medium electric valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204512444U true CN204512444U (en) | 2015-07-29 |
Family
ID=53710424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520095375.0U Withdrawn - After Issue CN204512444U (en) | 2015-02-10 | 2015-02-10 | Large aperture gas medium electric valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204512444U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104595501A (en) * | 2015-02-10 | 2015-05-06 | 北京华创朗润环境科技有限公司 | Large-aperture gas medium electric valve |
| CN105370963A (en) * | 2015-12-11 | 2016-03-02 | 南车株洲电机有限公司 | Motor cooling ventilation controlled valve and motor cooling ventilation automatic control method |
-
2015
- 2015-02-10 CN CN201520095375.0U patent/CN204512444U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104595501A (en) * | 2015-02-10 | 2015-05-06 | 北京华创朗润环境科技有限公司 | Large-aperture gas medium electric valve |
| CN105370963A (en) * | 2015-12-11 | 2016-03-02 | 南车株洲电机有限公司 | Motor cooling ventilation controlled valve and motor cooling ventilation automatic control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150729 Effective date of abandoning: 20171114 |
|
| AV01 | Patent right actively abandoned |