CN212928797U

CN212928797U - Electric butterfly valve

Info

Publication number: CN212928797U
Application number: CN202021566770.XU
Authority: CN
Inventors: 林芬芳; 周成林
Original assignee: Vignes Chengdu Intelligent Fluid Equipment Co ltd
Current assignee: Vignes Chengdu Intelligent Fluid Equipment Co ltd
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2021-04-09
Anticipated expiration: 2030-07-31

Abstract

The utility model relates to an electric butterfly valve technical field, in particular to electric butterfly valve, including the valve body, the inside driving motor that is provided with of valve body, the driving motor top is provided with the driving gear, and driving gear one side is provided with driven gear, and the internal week of driven gear is provided with the valve shaft. This electric butterfly valve is through setting up the sealing washer, and the sealing washer has increased the leakproofness of valve plate in the valve plate periphery through the zonulae occludens, and through setting up the elastic rubber circle, the elastic rubber circle has the cushioning effect, has improved the stability of valve plate, prevents that the valve plate from appearing not hard up influence leakproofness under the vibration condition, through setting up the mounting clip, the mounting clip increases the laminating power between sealing washer and the valve plate, and then improves the leakproofness, through set up the spring between mounting clip and elastic rubber circle, has further promoted sealing performance.

Description

Electric butterfly valve

Technical Field

The utility model relates to an electric butterfly valve technical field, in particular to electric butterfly valve.

Background

A butterfly valve, also called a flap valve, is a regulating valve with simple structure, can be used for on-off control of low-pressure pipeline media, for example, can be used for controlling the flow of various fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like.

However, the existing electric butterfly valve has the following problems;

1. the valve plate is closed and opened frequently because needs when using to current electric butterfly valve, when closing the valve plate and opening, the valve plate often contacts with the sealing member, wears to cause the sealing member sealing performance to reduce easily to the sealing member.

2. The existing electric butterfly valve is controlled by flowing media, and the electric butterfly valve and a fastening piece are loosened due to vibration after long-time use, so that the sealing effect is influenced.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide an electric butterfly valve which can effectively improve the problems explained in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an electric butterfly valve, includes the valve body, the inside driving motor that is provided with of valve body, driving motor's output shaft has the driving gear, the meshing of driving gear one side has driven gear, driven gear's interior week is provided with the valve shaft, the one end of valve shaft is stretched out the valve body and is connected with the valve plate, valve plate periphery side is provided with the sealing washer, the sealing washer periphery side is provided with the elastic rubber circle, elastic rubber circle periphery side is provided with the fastening clamp, the fastening clamp inner wall is provided with the spring groove, spring inslot portion is provided with the spring, the fastening clamp bottom is provided with unable adjustment base, the valve shaft both ends are provided with the bearing, the bottom of fastening clamp is provided with the screw hole, threaded hole is provided.

Through setting up the sealing washer, the sealing washer has increased the leakproofness of valve plate in the valve plate periphery through the zonulae occludens, through setting up the elastic rubber circle, the elastic rubber circle has the cushioning effect, the stability of valve plate when using has been improved, prevent that the valve plate from appearing not hard up influence leakproofness under the long-time vibration condition, through setting up the binding clip, the binding clip increases the laminating power between sealing washer and the valve plate, and then improve the leakproofness, through set up the spring between binding clip and elastic rubber circle, the spring has further increased the laminating power between sealing washer and the valve plate under the binding clip fastening effect, sealing performance has been promoted, and the spring has the effect of shock attenuation buffering, stability when further having promoted the valve plate and sealing.

As a preferred technical scheme of the utility model, be provided with the bolt between driving motor and the valve body, driving motor passes through bolt fixed mounting at the valve body inner wall, driving motor passes through wire and external power source electric connection.

As an optimal technical scheme of the utility model, the external diameter of valve plate and the internal diameter looks adaptation of sealing washer, the sealing washer inner wall is hugged closely to valve plate periphery lateral wall.

As a preferred technical scheme of the utility model, the quantity in spring groove is a plurality of, and is a plurality of spring groove evenly distributed is on the inner wall of mounting clip, spring one end fixed connection is at the spring inslot wall, spring other end fixed mounting is at elastic rubber circle periphery lateral wall.

As a preferred technical scheme of the utility model, the internal diameter size of screw hole and the bolt external diameter size looks adaptation of screwing, the fastening clamp both ears are through the bolt of screwing and screw hole threaded connection.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. through set up the sealing washer in valve plate periphery side, the leakproofness of valve plate has been increased in the valve plate periphery through close coupling to the sealing washer, has promoted sealed effect.

2. Through setting up at sealing washer periphery side and setting up the elastic rubber circle, the elastic rubber circle has the sealed effect of shock attenuation, has improved the stability of valve plate when using, prevents that the valve plate from appearing not hard up and influencing the leakproofness under the long-time vibration condition.

3. Through setting up the mounting clip at elastic rubber circle periphery side, fasten the bolt fastening to the mounting clip through screwing, the mounting clip increases the laminating power between sealing washer and the valve plate, and then improves the leakproofness.

4. Through set up the spring between fastening clamp and elastic rubber circle, the spring turns into elasticity with pressure under the fastening clamp fastening action and applies for elastic rubber circle, has further increased the laminating power between sealing washer and the valve plate, has promoted sealing performance, and the spring has the effect of shock attenuation buffering, has further promoted the stability of valve plate when sealed.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a side view of the present invention;

FIG. 3 is a schematic view of the fastening clip of the present invention;

fig. 4 is a front view of the present invention.

In the figure: 1. a valve body; 2. a drive motor; 3. a driving gear; 4. a driven gear; 5. a valve shaft; 6. a valve plate; 7. a seal ring; 8. an elastic rubber ring; 9. a fastening clip; 10. a spring slot; 11. a spring; 12. a fixed base; 13. a bearing; 14. screwing the bolt; 15. a threaded hole; 16. and a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b):

referring to fig. 1-4, in this embodiment: including

valve body

1, 1 inside driving motor 2 that is provided with of valve body, driving motor 2's output shaft has driving gear 3, the meshing of 3 one side of driving gear has driven gear 4, driven gear 4's interior week is provided with valve shaft 5, valve shaft 5's one end is stretched out valve body 1 and is connected with

valve plate

6, 6 periphery sides of valve plate are provided with sealing

washer

7, 7 periphery sides of sealing washer are provided with

elastic rubber circle

8, 8 periphery sides of elastic rubber circle are provided with mounting clip 9, mounting clip 9 inner wall is provided with spring groove 10, the inside spring 11 that is provided with of spring groove 10, mounting clip 9 bottom is provided with

unable adjustment base

12, 5 both ends of valve shaft are provided with bearing 13, the bottom of mounting clip 9 is provided with screw hole 15, be provided with the bolt 14 of screwing in.

Through setting up sealing washer 7, sealing washer 7 has increased the leakproofness of valve plate 6 in valve plate 6 periphery through the zonulae occludens, through setting up elastic rubber circle 8, elastic rubber circle 8 has the cushioning effect, the stability of valve plate 6 when using has been improved, prevent that valve plate 6 from appearing not hard up influence leakproofness under the long-time vibration condition, through setting up mounting clip 9, mounting clip 9 increases the laminating power between sealing washer 7 and the valve plate 6, and then improve the leakproofness, through set up spring 11 between mounting clip 9 and elastic rubber circle 8, spring 11 has further increased the laminating power between sealing washer 7 and the valve plate 6 under mounting clip 9 fastening effect, sealing performance has been promoted, and spring 11 has the effect of shock attenuation buffering, further promoted the stability when valve plate 6 seals.

In another embodiment, a bolt is arranged between the driving motor 2 and the valve body 1, the driving motor 2 is fixedly mounted on the inner wall of the valve body 1 through the bolt, and the driving motor 2 is electrically connected with an external power supply through a lead.

By arranging the driving motor 2, the driving motor 2 is fixedly arranged on the inner wall of the valve body 1 through bolts, the bolts are stably connected and are convenient to disassemble and assemble, the driving motor 2 provides stable power output for the device by converting electric energy into mechanical energy,

in another embodiment, the outer diameter of the valve plate 6 is matched with the inner diameter of the sealing ring 7, and the peripheral side wall of the valve plate 6 is tightly attached to the inner wall of the sealing ring 7.

By arranging the sealing ring 7, the sealing ring 7 is tightly attached to the periphery of the valve plate 6, and the sealing effect of the valve plate 6 is improved.

In another embodiment, the number of the spring slots 10 is several, several spring slots 10 are evenly distributed on the inner wall of the fastening clip, one end of the spring 11 is fixedly connected to the inner wall of the spring slot 10, and the other end of the spring 11 is fixedly mounted on the outer peripheral side wall of the elastic rubber ring 8.

Through setting up spring groove 10, spring 11 exists in spring groove 10 inside in pairs, and spring 11 exerts pressure through fastening clip 9 and has further increased laminating power between valve plate 6 and the sealing washer 7, promotes sealing performance, and spring 11 plays the shock attenuation cushioning effect simultaneously, has promoted the stability when valve plate 6 seals.

In another embodiment, the inner diameter of the threaded hole 15 is adapted to the outer diameter of the tightening bolt 14, and the two ears of the fastening clip 9 are screwed into the threaded hole 15 by the tightening bolt 14.

Through setting up the bolt 14 and the screw hole 15 of screwing, through the bolt 14 and the 15 threaded connection of screw hole of screwing, can consolidate the mounting clip 9, fixed effectual and convenient dismantlement.

The utility model discloses a theory of operation and use flow: when using, with 1 fixed mounting of valve body in the place that needs to use, start driving motor 2, driving motor 2 drives driving gear 3 and rotates, driving

gear

3 and 4 gear engagement transmissions of driven gear, drive valve shaft 5 and rotate, 5 fixed surface of valve shaft installs valve plate 6, valve plate 6 adjusts the inseparable laminating of periphery lateral wall and 7 inner walls of sealing washer, valve plate 6 plays the effect of blocking to the liquid through 7 inside of sealing washer, sealing washer 7 has increased the leakproofness of valve plate 6 in 6 peripheries of valve plate through inseparable combination, the sealed effect has been promoted. Set up elastic rubber circle 8 at sealing washer 7 periphery side, elastic rubber circle 8 has the shock attenuation sealing action, has improved the stability of valve plate 6 when using, prevents that valve plate 6 from appearing not hard up and influencing the leakproofness under long-time vibration condition. Through set up fastening clip 9 in elastic rubber circle 8 periphery side, fasten bolt 14 through screwing and fasten fastening clip 9, fastening clip 9 increases the laminating power between sealing washer 7 and the valve plate 6, and then improves the leakproofness. Through set up spring 11 between fastening clamp 9 and elastic rubber circle 8, spring 11 turns into elasticity with pressure and applys elastic rubber circle 8 under fastening clamp 9 fastening effect, has further increased the laminating power between sealing washer 7 and the valve plate 6, has promoted sealing performance, and spring 11 has the effect of shock attenuation buffering, has further promoted the stability of valve plate 6 when sealed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An electric butterfly valve, its characterized in that: the valve comprises a valve body, the inside driving motor that is provided with of valve body, driving motor's output shaft has the driving gear, the meshing of driving gear one side has driven gear, driven gear's interior week is provided with the valve shaft, the one end of valve shaft is stretched out the valve body and is connected with the valve plate, valve plate periphery side is provided with the sealing washer, the sealing washer periphery side is provided with the elastic rubber circle, elastic rubber circle periphery side is provided with the fastening clamp, the fastening clamp inner wall is provided with the spring groove, the spring inslot portion is provided with the spring, the fastening clamp bottom is provided with unable adjustment base, the valve shaft both ends are provided with the bearing, the bottom of fastening clamp is provided with the screw hole, threaded hole is provided with.

2. An electric butterfly valve according to claim 1, characterized in that: the driving motor is fixedly installed on the inner wall of the valve body through bolts and is electrically connected with an external power supply through a lead.

3. An electric butterfly valve according to claim 1, characterized in that: the outer diameter of the valve plate is matched with the inner diameter of the sealing ring, and the peripheral side wall of the valve plate is tightly attached to the inner wall of the sealing ring.

4. An electric butterfly valve according to claim 1, characterized in that: the quantity of spring groove is a plurality of, and is a plurality of spring groove evenly distributed is on the inner wall of fastening clip, spring one end fixed connection is at the spring groove inner wall, spring other end fixed mounting is at elastic rubber circle periphery lateral wall.