CN210531632U

CN210531632U - Electric wafer type butterfly valve for automatic control system

Info

Publication number: CN210531632U
Application number: CN201921211658.1U
Authority: CN
Inventors: 杨春
Original assignee: Wuxi Grace Technology Co Ltd
Current assignee: Wuxi Grace Technology Co Ltd
Priority date: 2019-07-30
Filing date: 2019-07-30
Publication date: 2020-05-15
Anticipated expiration: 2029-07-30

Abstract

The utility model discloses an automatic change control system with electronic wafer formula butterfly valve, including the valve body, the upside fixedly connected with shell of valve body, the top fixed mounting of shell has servo motor, the first pivot of servo motor's the first pivot of output fixedly connected with, and fixed surface of first pivot upper end installs first bevel gear, and first bevel gear's surface toothing has second bevel gear, second bevel gear's right side fixedly connected with second pivot. The utility model discloses a set up servo motor, first pivot, the third pivot, the bearing frame, the rubber pad, the sealing washer that butterfly plate and butterfly plate surface cup jointed, when closing the valve, servo motor drives first pivot and rotates, first pivot cooperation third pivot drives the butterfly plate and rotates, the sealing washer of establishing is extrudeed to the rubber pad through the valve body inner wall and the butterfly plate surface cover, play sealed effect in making the valve body, the leakproofness when this electronic opposite clip formula butterfly valve is closed has been improved in the setting of rubber pad and sealing washer, the condition of weeping is avoided appearing.

Description

Electric wafer type butterfly valve for automatic control system

Technical Field

The utility model relates to an automatic change control system technical field specifically is an automatic change control system is with electronic wafer formula butterfly valve.

Background

With the development of electric valves, a plurality of well-known valve enterprises at home and abroad produce the electric valves, and the electric wafer butterfly valve is an important execution unit in the field of industrial automatic control systems. It belongs to one of electric valve and electric control valve. The method is widely applied to the fields of textile, power stations, petrochemical industry, heat supply and refrigeration, pharmacy, shipbuilding, metallurgy, light industry, environmental protection and the like. The product can be used as a shut-off valve, a control valve and a check valve of a pipeline system. The complete manual control device and the electric or pneumatic transmission device can meet specific conditions of different working conditions. Meets the most strict quality requirements and can be applied for a long time. Particularly in the metallurgical steel and ship industries, the method has very high popularity.

The phenomenon of weeping appears easily when the valve is closed in traditional electronic double-layered formula butterfly valve, if have in the industry when great electronic double-layered formula butterfly valve need install, the workman is harder when fixing electronic double-layered formula butterfly valve and pipeline, the installation difficulty to influence workman's work efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic change electronic double-layered formula butterfly valve for control system possesses the good and simple to operate's of leakproofness advantage, has solved the inconvenient problem of weeping and installation appear in traditional electronic double-layered formula butterfly valve.

In order to achieve the above object, the utility model provides a following technical scheme: an electric wafer butterfly valve for an automatic control system comprises a valve body, a shell is fixedly connected with the upper side of the valve body, the top of the shell is fixedly provided with a servo motor, the output end of the servo motor is fixedly connected with a first rotating shaft, a first bevel gear is fixedly arranged on the surface of the upper end of the first rotating shaft, a second bevel gear is meshed with the surface of the first bevel gear, the right side of the second bevel gear is fixedly connected with a second rotating shaft, the other end of the second rotating shaft is fixedly provided with a rotating handle, the second rotating shaft is rotatably connected with the shell through a bearing, the bottom end of the first rotating shaft is fixedly connected with a butterfly plate, the bottom of the valve body is fixedly connected with a base, the bottom of the base is fixedly provided with a bearing seat, and a third rotating shaft is sleeved in the bearing seat, and the other end of the third rotating shaft is fixedly connected with the bottom of the butterfly plate.

Preferably, the inner wall of the valve body is fixedly provided with a rubber pad, and the outer surface of the butterfly plate is sleeved with a sealing ring.

Preferably, the outer side of the valve body is fixedly connected with a mounting plate, and a limiting hole is formed in the surface of the mounting plate.

Preferably, the surface of the rotating handle is fixedly provided with an anti-slip sleeve.

Preferably, the joint of the first rotating shaft and the upper side of the butterfly plate and the joint of the third rotating shaft and the lower side of the butterfly plate are both provided with sealing gaskets.

Preferably, the lower side of the valve body is provided with a bottom plate, a hydraulic cylinder is fixedly mounted on the upper side of the bottom plate, a hydraulic rod is connected to the upper side of the hydraulic cylinder, and a fixing groove is fixedly mounted at the upper end of the hydraulic rod.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up servo motor, first pivot, the third pivot, the bearing frame, the rubber pad, the sealing washer that butterfly plate and butterfly plate surface cup jointed, when closing the valve, servo motor drives first pivot and rotates, first pivot cooperation third pivot drives the butterfly plate and rotates, the sealing washer of establishing is extrudeed to the rubber pad through the valve body inner wall and the butterfly plate surface cover, play sealed effect in making the valve body, the leakproofness when this electronic opposite clip formula butterfly valve is closed has been improved in the setting of rubber pad and sealing washer, the condition of weeping is avoided appearing.

2. The utility model discloses a set up first bevel gear, second pivot and rotatory handle, when circuit system breaks down, through rotating rotatory handle, it rotates to drive the second pivot, the second pivot drives second bevel gear and rotates, second bevel gear drives its surface engagement's first bevel gear and rotates, first bevel gear drives first pivot and rotates, and then drives the butterfly plate and rotate, thereby realized opening and closing of valve, avoided causing this electronic double-layered butterfly valve of formula to become invalid because of circuit failure.

Drawings

Fig. 1 is a schematic structural view of a cross section of the present invention;

fig. 2 is a schematic structural view of the rotating handle of the present invention.

In the figure: the hydraulic control valve comprises a valve body 1, a shell 2, a servo motor 3, a first rotating shaft 4, a first bevel gear 5, a second bevel gear 6, a second rotating shaft 7, a rotating handle 8, a sealing gasket 9, a butterfly plate 10, a sealing ring 11, a rubber gasket 12, a rotating shaft 13, an anti-skidding sleeve 14, a base 15, a bearing seat 16, an installation plate 17, a limiting hole 18, a bottom plate 19, a hydraulic cylinder 20, a hydraulic rod 21 and a fixing groove 22.

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.

Referring to fig. 1-2, an electric wafer butterfly valve for an automatic control system includes a valve body 1, a housing 2 fixedly connected to an upper side of the valve body 1, a servo motor 3 fixedly installed at a top of the housing 2, a first shaft 4 fixedly connected to an output end of the servo motor 3, a first bevel gear 5 fixedly installed on a surface of an upper end of the first shaft 4, a second bevel gear 6 engaged with a surface of the first bevel gear 5, a second shaft 7 fixedly connected to a right side of the second bevel gear 6, a rotary handle 8 fixedly installed at another end of the second shaft 7, an anti-slip sleeve 14 fixedly installed on a surface of the rotary handle 8, a butterfly plate 10 fixedly connected to a bottom end of the first shaft 4, and an anti-slip sleeve 14 increasing friction between a palm and the rotary handle 8 to prevent the palm from sliding on the surface of the rotary handle 14 and improve practicability of the device, the inner wall of the valve body 1 is fixedly provided with a rubber pad 12, the outer surface of the butterfly plate 10 is sleeved with a sealing ring 11, the bottom of the valve body 1 is fixedly connected with a base 15, the bottom of the base 15 is fixedly provided with a bearing seat 16, a third rotating shaft 13 is sleeved inside the bearing seat 16, the other end of the third rotating shaft 13 is fixedly connected with the bottom of the butterfly plate 10, the outer side of the valve body 1 is fixedly connected with a mounting plate 17, the surface of the mounting plate 17 is provided with a limiting hole 18, the joint of the first rotating shaft 4 and the upper side of the butterfly plate 10 and the joint of the third rotating shaft 13 and the lower side of the butterfly plate 10 are both provided with a sealing gasket 9, the arrangement of the sealing gasket 9 prevents liquid in a pipeline from seeping out through the first rotating shaft 4 and the third rotating shaft 13, the tightness of the electric butt-clamping type butterfly valve is improved, when the valve is closed, sealing washer 11 that the surface cover was established through rubber pad 12 extrusion butterfly plate 10 of valve body 1 inner wall, make play sealed effect in the valve body 1, the leakproofness when this electronic double-layered formula butterfly valve is closed has been improved in the setting of rubber pad 12 and sealing washer 11, avoid appearing the condition of weeping, when circuit system breaks down, through rotating rotatory handle 8, drive second pivot 7 and rotate, second pivot 7 drives second bevel gear 6 and rotates, second bevel gear 6 drives its surface engagement's first bevel gear 5 and rotates, first bevel gear 5 drives first pivot 4 and rotates, and then drive butterfly plate 10 and rotate, thereby realized opening and closing of valve, avoided causing this electronic double-layered formula butterfly valve to become invalid because of circuit trouble.

Referring to fig. 1, a bottom plate 19 is disposed on the lower side of a valve body 1, a hydraulic cylinder 20 is fixedly mounted on the upper side of the bottom plate 19, a hydraulic rod 21 is connected to the upper side of the hydraulic cylinder 20, a fixing groove 22 is fixedly mounted on the upper end of the hydraulic rod 21, when the valve body needs to be mounted on a pipeline, the hydraulic rod 21 is driven by the hydraulic cylinder 20 to extend, the fixing groove 22 drives the valve body 1 to ascend to a proper height through a base 15, mounting difficulty caused by too heavy weight of the valve body 1 is avoided, and work efficiency of workers is improved.

In summary, the following steps: when the automatic control system uses the electric opposite clamping type butterfly valve, when the valve is closed, the servo motor 3 drives the first rotating shaft 4 to rotate, the first rotating shaft 4 is matched with the third rotating shaft 13 to drive the butterfly plate 10 to rotate, the rubber pad 12 on the inner wall of the valve body 1 extrudes the sealing ring 11 sleeved on the outer surface of the butterfly plate 10, so that the sealing effect is achieved in the valve body 1, the arrangement of the rubber pad 12 and the sealing ring 11 improves the sealing property when the electric opposite clamping type butterfly valve is closed, the condition of liquid seepage is avoided, when a circuit system breaks down, the rotating handle 8 is rotated to drive the second rotating shaft 7 to rotate, the second rotating shaft 7 drives the second bevel gear 6 to rotate, the second bevel gear 6 drives the first bevel gear 5 with meshed surface to rotate, the first bevel gear 5 drives the first rotating shaft 4 to rotate, and then the butterfly plate 10 is driven to rotate, thereby realizing the opening and closing of the valve, and avoiding the failure of the electric opposite clamping, when the valve body needs to be installed on the pipeline, at first, the hydraulic cylinder 20 is used for driving the hydraulic rod 21 to extend, so that the fixing groove 22 drives the valve body 1 to ascend to a proper height through the base 15, the installation difficulty caused by the overweight of the valve body 1 is avoided, and the working efficiency of workers is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automatic change control system with electronic wafer formula butterfly valve, includes valve body (1), its characterized in that: the upper side of the valve body (1) is fixedly connected with a shell (2), the top of the shell (2) is fixedly provided with a servo motor (3), the output end of the servo motor (3) is fixedly connected with a first rotating shaft (4), the surface of the upper end of the first rotating shaft (4) is fixedly provided with a first bevel gear (5), the surface of the first bevel gear (5) is meshed with a second bevel gear (6), the right side of the second bevel gear (6) is fixedly connected with a second rotating shaft (7), the other end of the second rotating shaft (7) is fixedly provided with a rotating handle (8), the second rotating shaft (7) is rotatably connected with the shell (2) through a bearing, the bottom of the first rotating shaft (4) is fixedly connected with a butterfly plate (10), the bottom of the valve body (1) is fixedly connected with a base (15), and the bottom of the base (15) is fixedly provided with a bearing, the bearing seat (16) is sleeved with a third rotating shaft (13), and the other end of the third rotating shaft (13) is fixedly connected with the bottom of the butterfly plate (10).

2. The electric wafer-type butterfly valve for the automatic control system according to claim 1, wherein: the inner wall fixed mounting of valve body (1) has rubber pad (12), the surface cover of butterfly plate (10) is equipped with sealing washer (11).

3. The electric wafer-type butterfly valve for the automatic control system according to claim 1, wherein: the outer side of the valve body (1) is fixedly connected with a mounting plate (17), and a limiting hole (18) is formed in the surface of the mounting plate (17).

4. The electric wafer-type butterfly valve for the automatic control system according to claim 1, wherein: and an anti-slip sleeve (14) is fixedly arranged on the surface of the rotating handle (8).

5. The electric wafer-type butterfly valve for the automatic control system according to claim 1, wherein: and sealing gaskets (9) are arranged at the joint of the first rotating shaft (4) and the upper side of the butterfly plate (10) and the joint of the third rotating shaft (13) and the lower side of the butterfly plate (10).

6. The electric wafer-type butterfly valve for the automatic control system according to claim 1, wherein: the lower side of the valve body (1) is provided with a bottom plate (19), a hydraulic cylinder (20) is fixedly mounted on the upper side of the bottom plate (19), a hydraulic rod (21) is connected to the upper side of the hydraulic cylinder (20), and a fixing groove (22) is fixedly mounted at the upper end of the hydraulic rod (21).