CN218326423U

CN218326423U - Lifting type electric vacuum breaker valve

Info

Publication number: CN218326423U
Application number: CN202221489755.9U
Authority: CN
Inventors: 邱继泉; 张雪豹; 霍焕振; 邱永
Original assignee: Top New Energy Technology Shandong Co ltd
Current assignee: Top New Energy Technology Shandong Co ltd
Priority date: 2022-06-13
Filing date: 2022-06-13
Publication date: 2023-01-17
Anticipated expiration: 2032-06-13

Abstract

The utility model discloses an electronic vacuum breaker valve of over-and-under type belongs to vacuum breaker valve field. A lifting type electric vacuum breaking valve comprises a pipeline, wherein a connecting groove is fixedly connected to the side wall of the pipeline, a valve cover is detachably connected to the connecting groove, an electric control exhaust mechanism is arranged in the valve cover, an annular baffle is fixedly connected to the inner wall of the water outlet end of the pipeline, a sliding rod is slidably connected in the annular baffle, a spring is fixedly connected between the sliding rod and the annular baffle, a sealing plate matched with the annular baffle is fixedly connected to one end, away from the spring, of the sliding rod, a shell is arranged on the pipeline and located between the annular baffle and the connecting groove, the two ends of the shell are narrow, the middle of the shell is wide, and an air vent is arranged at the upper end of the shell; the utility model discloses an electric control exhaust mechanism's setting is convenient for avoid forming the negative pressure in the pipeline, through the setting of the interior, floater, ring baffle, slide bar, spring and closing plate of casing in the exhaust duct interior air of being convenient for.

Description

Lifting type electric vacuum breaker valve

Technical Field

The utility model relates to a vacuum breaker valve field especially relates to an electronic vacuum breaker valve of over-and-under type.

Background

The vacuum breaking valve is also called siphon breaking valve, and is mounted above hump of siphon type water pipe (high point), and is a common positive pressure water pipe, when the negative pressure is produced in the pipe, the valve is opened to suck air and break vacuum degree, so that the pipe can not be shriveled, and said vacuum breaking valve can be extensively used in various pipe systems which are easy to produce vacuum, such as fire-fighting, swimming pool, green land spray irrigation, water supply and drainage, dock, power plant, metallurgy and shipbuilding.

Current vacuum break valve function singleness, the negative pressure appears in the intelligence avoids the pipeline, resumes atmospheric pressure back in the pipeline, and inside can persist certain air and be not convenient for release, and this can lead to pipeline production pressure fluctuation or water hammer effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the pipeline produces pressure fluctuation or water hammer effect and providing an electronic vacuum breaker valve of over-and-under type after recovering atmospheric pressure in the pipeline that proposes among the above-mentioned background art, certain air is not convenient for release can be stayed to inside, this.

In order to realize the purpose, the utility model adopts the following technical scheme:

the utility model provides an electronic vacuum break valve of over-and-under type, which comprises a pipe, pipeline lateral wall fixedly connected with spread groove, can dismantle on the spread groove and be connected with the bonnet, be equipped with electric control exhaust mechanism in the bonnet, the water outlet end inner wall fixedly connected with ring baffle of pipeline, sliding connection has the slide bar in the ring baffle, fixedly connected with spring between slide bar and the ring baffle, the spring was kept away from to the slide bar one end fixedly connected with and ring baffle complex closing plate, be equipped with the casing on the pipeline, the casing is located between ring baffle and the spread groove, wide in the middle of the casing both ends are narrow, the casing upper end is equipped with the air vent, fixedly connected with gag lever post in the casing, sliding connection has the floater on the gag lever post, the floater is used for both ends about the seal housing.

Preferably, electric control exhaust mechanism includes that electric actuator is located the valve bonnet upper end, and the inner chamber of valve bonnet is narrow down wide down, is equipped with electric putter in the valve bonnet, electric putter and electric actuator electric connection, electric putter's flexible end fixedly connected with sealing piston is equipped with pressure sensor on the sealing piston.

Preferably, the valve bonnet side wall is provided with a sealing groove, and the sealing groove is used for sealing a connecting seam between the valve bonnet and the connecting groove.

Preferably, the valve cover is provided with a blocking net, the upper end of the valve cover is fixedly connected with a first protective cap, and the shell is provided with a second protective cap.

Preferably, sealing rubber rings are arranged on the sealing piston, the floating ball and the sealing plate.

Compared with the prior art, the utility model provides an electronic vacuum of over-and-under type destroys valve possesses following beneficial effect:

1. this electronic vacuum of over-and-under type destroys valve through on sealing piston, the electric actuator, and the negative pressure can be avoided forming in the pipeline in electric putter's the setting, through in the casing, the air in the pipeline of being convenient for discharge through the setting of floater, annular baffle, slide bar, spring and closing plate.

2. This electronic vacuum of over-and-under type destroys valve sets up through the seal groove and is convenient for increase the gas tightness of valve bonnet and spread groove joint seam department.

3. According to the lifting type electric vacuum breaker valve, the blocking net is arranged to block external floaters from entering the valve cover, the first protective cap further blocks the external floaters from entering the valve cover, the second protective cap is arranged to block the floaters from entering the valve cover, and the sealing rubber ring is arranged to increase the sealing performance of the connecting seam.

The utility model discloses an electric control exhaust mechanism's setting is convenient for avoid forming the negative pressure in the pipeline, through the setting of the interior, floater, ring baffle, slide bar, spring and closing plate of casing in the exhaust duct interior air of being convenient for.

Drawings

FIG. 1 is a schematic view of a lift type electric vacuum breaker valve according to the present invention;

FIG. 2 is a schematic view of a valve bonnet structure of a lift type electric vacuum breaker valve according to the present invention;

fig. 3 is an enlarged view of a portion a of fig. 1 of the lift type electric vacuum breaker valve according to the present invention.

In the figure: 1. a pipeline; 2. connecting grooves; 3. a valve housing; 301. an electric actuator; 302. a sealing piston; 303. a first protective cap; 304. a barrier net; 305. a sealing groove; 4. a housing; 401. A vent hole; 402. a limiting rod; 403. a floating ball; 404. a second protective cap; 5. an annular baffle; 501. a slide bar; 502. a spring; 503. and (7) sealing the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

The embodiment is as follows:

referring to fig. 1-3, a lifting type electric vacuum breaker valve comprises a pipeline 1, a connecting groove 2 is fixedly connected to the side wall of the pipeline 1, a valve bonnet 3 is detachably connected to the connecting groove 2, an electric control exhaust mechanism is arranged in the valve bonnet 3, an annular baffle 5 is fixedly connected to the inner wall of the water outlet end of the pipeline 1, a sliding rod 501 is slidably connected to the inner wall of the annular baffle 5, a spring 502 is fixedly connected between the sliding rod 501 and the annular baffle 5, a sealing plate 503 matched with the annular baffle 5 is fixedly connected to one end of the sliding rod 501 away from the spring 502, a shell 4 is arranged on the pipeline 1, the shell 4 is positioned between the annular baffle 5 and the connecting groove 2, the two ends of the shell 4 are narrow and wide, a vent 401 is arranged at the upper end of the shell 4, a limiting rod 402 is fixedly connected to the shell 4, a floating ball 403 is slidably connected to the limiting rod 402 and used for sealing the upper and lower ends of the shell 4 to connect the pipeline 1 with an external pipeline, the medium in the external pipeline enters from the water inlet end of the pipeline 1 and then flows out along the water outlet end, after the external pipeline stops supplying water, the water pressure in the pipeline 1 is reduced, the sealing plate 503 is close to the annular baffle 5 to slide and cling to the annular baffle 5 to seal the pipeline 1, the water in the pipeline 1 flows back to the external pipeline along the water inlet end, the pressure in the pipeline 1 is lower than the external atmospheric pressure, the electric control exhaust mechanism is automatically opened, the external air enters the pipeline 1 along the valve cover 3, the atmospheric pressure is restored in the pipeline 1, the electric control exhaust mechanism seals the valve cover 3, when the water supply is restored again, the cavity between the water inlet end of the pipeline 1 and the sealing plate 503 is filled firstly after the water enters the pipeline 1, in the process, the water enters the shell 4 from bottom to top to expel the air in the pipeline 1, the floating ball 403 moves upwards to the upper opening of the shell 4 under the buoyancy force to seal the upper opening of the shell 4, the water pressure in the pipeline 1 is continuously increased to push the sealing plate 503 to slide, the water in the sealed pipeline 1 flows out along the water outlet end.

Further, electric control exhaust mechanism includes that electric actuator 301 is located the 3 upper ends of valve bonnet, narrow width down in the inner chamber of valve bonnet 3, be equipped with electric putter in the valve bonnet 3, electric putter and electric actuator 301 electric connection, the flexible end fixedly connected with sealing piston 302 of sealing piston 302, be equipped with pressure sensor on the sealing piston 302, when the pressure in pipeline 1 is less than external atmospheric pressure, pressure sensor on the sealing piston 302 changes the physical signal into the signal of telecommunication and sends to on electric actuator 301, electric actuator 301 control electric putter shortens, sealing piston 302 shifts up, after the atmospheric pressure resumes in the pipeline 1, electric actuator 301 moves down through electric putter control sealing piston 302, seal valve bonnet 3.

Furthermore, the side wall of the valve housing 3 is provided with a sealing groove 305, the sealing groove 305 is used for sealing the connecting seam between the valve housing 3 and the connecting groove 2, and the arrangement of the sealing groove 305 is convenient for increasing the air tightness at the connecting seam between the valve housing 3 and the connecting groove 2.

Furthermore, a blocking net 304 is arranged on the valve cover 3, a first protective cap 303 is fixedly connected to the upper end of the valve cover 3, a second protective cap 404 is arranged on the casing 4, the blocking net 304 is arranged to facilitate blocking of external floaters from entering the valve cover 3, the first protective cap 303 further blocks the external floaters from entering the valve cover 3, and the second protective cap 404 is arranged to facilitate blocking of the floaters from entering the casing 4.

Furthermore, sealing rubber rings are arranged on the sealing piston 302, the floating ball 403 and the sealing plate 503, and the arrangement of the sealing rubber rings is convenient for increasing the sealing performance of the connecting seam.

The utility model discloses an electric control exhaust mechanism's setting is convenient for avoid forming the negative pressure in the pipeline 1, through in the casing 4, floater 403, ring baffle 5, slide bar 501, spring 502 and closing plate 503 set up the air in the exhaust duct 1 of being convenient for.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an electronic vacuum of over-and-under type destroys valve, includes pipeline (1), pipeline (1) lateral wall fixedly connected with spread groove (2), can dismantle on spread groove (2) and be connected with valve bonnet (3), be equipped with electric control exhaust mechanism in valve bonnet (3), its characterized in that, the play water outlet end inner wall fixedly connected with ring baffle (5) of pipeline (1), sliding connection has slide bar (501) on ring baffle (5) is interior, fixedly connected with spring (502) between slide bar (501) and ring baffle (5), the one end fixedly connected with and ring baffle (5) complex closing plate (503) of spring (502) are kept away from in slide bar (501), be equipped with casing (4) on pipeline (1), casing (4) are located between ring baffle (5) and spread groove (2), the width in the middle of the narrow in both ends in casing (4) both ends, casing (4) upper end is equipped with air vent (401), fixedly connected with gag lever post (402) in casing (4), sliding connection has floater (403) on gag lever post (402), floater (403) is used for sealed casing (4) upper and lower both ends.

2. The lifting electric vacuum breaking valve according to claim 1, wherein the electric control exhaust mechanism comprises an electric actuator (301), the electric actuator (301) is located at the upper end of a valve cover (3), the inner cavity of the valve cover (3) is narrow at the top and wide at the bottom, an electric push rod is arranged in the valve cover (3), the electric push rod is electrically connected with the electric actuator (301), a sealing piston (302) is fixedly connected with the telescopic end of the electric push rod, and a pressure sensor is arranged on the sealing piston (302).

3. The lifting type electric vacuum breaking valve according to claim 2, wherein the side wall of the valve cover (3) is provided with a sealing groove (305), and the sealing groove (305) is used for sealing a connecting seam between the valve cover (3) and the connecting groove (2).

4. The lifting electric vacuum break valve according to claim 3, characterized in that the valve hood (3) is provided with a barrier net (304), the upper end of the valve hood (3) is fixedly connected with a first protective cap (303), and the housing (4) is provided with a second protective cap (404).

5. The lifting electric vacuum breaker valve of claim 2 wherein the sealing piston (302), the floating ball (403) and the sealing plate (503) are provided with rubber sealing rings.