CN219453007U - Butterfly valve with self-cleaning function - Google Patents

Abstract

The utility model discloses a butterfly valve with a self-cleaning function, which comprises a valve body, wherein a valve plate is movably connected inside the valve body, the upper surface of the valve plate is fixedly connected with a threaded rod, and the threaded rod is in threaded connection with the valve body; the anti-leakage mechanism comprises a supporting rod, the supporting rod is fixedly connected with the upper surface and the lower surface of the valve body, one end of the supporting rod, which is far away from the valve body, is fixedly connected with a transverse plate, the front surface of the transverse plate is in threaded connection with a fixing plate, the lower surface of the fixing plate is fixedly connected with a push rod, the push rod is in sliding connection with the transverse plate, one end of the push rod, which is far away from the fixing plate, is fixedly connected with an anti-leakage ring, and the anti-leakage ring is attached to the side surface of the valve body. Through the structure, when the butterfly valve is connected with an external pipeline, the push rod can be used for sliding the push anti-leakage ring, so that the anti-leakage ring can seal a gap at the joint of the butterfly valve and the pipeline, and leakage and other phenomena can be prevented.

Description

Butterfly valve with self-cleaning function

Technical Field

The utility model relates to the technical field of butterfly valves, in particular to a butterfly valve with a self-cleaning function.

Background

The butterfly valve is a valve which is turned back and forth by 90 degrees by using a disc type opening and closing part to open, close or adjust the medium flow, and because the surface of the butterfly valve is easy to accumulate a large amount of dust when the butterfly valve is used for a long time, the butterfly valve needs to have a self-cleaning function, so that the dust on the surface of the butterfly valve is convenient to clean; meanwhile, the ceramic sealing ring and the ceramic sealing ring have long service life, and after the sealing performance and the wear resistance are improved, the butterfly valve has longer service life, but the leakage resistance of the butterfly valve when being connected with an external pipeline cannot be improved.

Disclosure of Invention

The utility model aims to at least solve one of the technical problems in the prior art, and provides a butterfly valve with a self-cleaning function.

The utility model also provides a butterfly valve with the self-cleaning function, which comprises: the valve body is movably connected with a valve plate, the upper surface of the valve plate is fixedly connected with a threaded rod, and the threaded rod is in threaded connection with the valve body; the leakage prevention mechanism comprises a supporting rod, the supporting rod is fixedly connected with the upper surface and the lower surface of the valve body, one end fixedly connected with diaphragm of the valve body is kept away from to the supporting rod, the front surface threaded connection of diaphragm has a fixed plate, the lower surface fixedly connected with push rod of fixed plate, and push rod and diaphragm sliding connection, the one end fixedly connected with leakage prevention ring of fixed plate is kept away from to the push rod, and the side surface laminating of leakage prevention ring and valve body, when butterfly valve and external pipe connection, can remove the push leakage prevention ring by utilizing the slip of push rod, makes the leakage prevention ring can block up the gap of butterfly valve and pipe connection department to phenomenon such as leakage can prevent to appear.

According to the butterfly valve with the self-cleaning function, the mounting rod is movably connected in the valve body, and the cleaning cloth can be driven to rotate by rotating the mounting rod.

According to the butterfly valve with self-cleaning function, the mounting rod is fixedly connected with the mounting plate close to the inside of the valve body, the side surface of the mounting plate is provided with cleaning cloth, the cleaning cloth is attached to the valve plate, and dust on the surface of the valve plate can be cleaned by the aid of the cleaning cloth.

According to the butterfly valve with the self-cleaning function, the leakage-proof ring is made of rubber, so that the leakage-proof ring can better squeeze and plug the joint of the butterfly valve and the pipeline.

According to the butterfly valve with the self-cleaning function, the front surface of the fixing plate is in threaded connection with the fastening bolt, the fastening bolt is in threaded connection with the transverse plate, and the leakage-proof ring can be fixed by screwing the fastening bolt.

According to the butterfly valve with the self-cleaning function, one end of the threaded rod, which is far away from the valve plate, is fixedly connected with a circular plate, and the threaded rod is conveniently rotated by holding the circular plate.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further described below with reference to the drawings and examples;

FIG. 1 is a schematic view of the internal structure of a butterfly valve with self-cleaning function according to the present utility model;

FIG. 2 is a view showing the construction of the self-cleaning butterfly valve at A in FIG. 1;

FIG. 3 is a front view of a butterfly valve with self-cleaning function according to the present utility model;

FIG. 4 is a schematic side view of a butterfly valve with self-cleaning function according to the present utility model;

FIG. 5 is a schematic partial perspective view of a valve body of a butterfly valve with self-cleaning function according to the present utility model.

Legend description:

1. a valve body; 2. a threaded rod; 3. a mounting rod; 4. a valve plate; 5. a mounting plate; 6. a cleaning cloth; 7. a leakage prevention mechanism;

701. a support rod; 702. a push rod; 703. a fixing plate; 704. a leak-proof ring; 705. and a transverse plate.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

Referring to fig. 1-5, a butterfly valve with self-cleaning function according to an embodiment of the utility model includes: the inside swing joint of valve body 1, valve body 1 has valve plate 4, can control opening or closing of butterfly valve, the last fixed surface of valve plate 4 is connected with threaded rod 2, and threaded rod 2 and valve body 1 threaded connection, the one end fixedly connected with plectane of valve plate 4 is kept away from to threaded rod 2, rotate threaded rod 2 and make valve plate 4 can be at valve body 1 internal activity, the inside swing joint of valve body 1 has installation pole 3, installation pole 3 is close to the inside fixedly connected with mounting panel 5 of valve body 1, the side surface of mounting panel 5 is provided with cleaning cloth 6, and cleaning cloth 6 laminating with valve plate 4, make it can drive threaded rod 2 when the butterfly valve is used to grasp the plectane, can drive valve plate 4 when threaded rod 2 rotates, make butterfly valve openable or close, when valve plate 4 closes, staff rotatable installation pole 3, utilize the rotation of installation pole 3 can drive mounting panel 5 and cleaning cloth 6 to rotate, because cleaning cloth 6 is the cotton material, can squeeze the surface extrusion deformation at valve plate 4 when the surface of valve plate, thereby can guarantee the clean up of butterfly valve, play the function of butterfly valve.

The leakage prevention mechanism 7, leakage prevention mechanism 7 includes bracing piece 701, and bracing piece 701 and the upper surface of valve body 1, lower fixed surface connection, the one end fixedly connected with diaphragm 705 of valve body 1 is kept away from to bracing piece 701, the front surface threaded connection of diaphragm 705 has fixed plate 703, the lower fixed surface connection of fixed plate 703 has push rod 702, and push rod 702 and diaphragm 705 sliding connection promote push rod 702 make leak protection ring 704 convenient the removal, the one end fixedly connected with leak protection ring 704 of push rod 702 keeping away from fixed plate 703, and leak protection ring 704 is laminated with the side surface of valve body 1, can improve the leakproofness between butterfly valve and the external pipeline, leak protection ring 704 is the rubber material, the front surface threaded connection of fixed plate 703 has fastening bolt, and fastening bolt and diaphragm 705 threaded connection, after butterfly valve and external pipeline are connected, push rod 702 makes leak protection ring 704 movable and butterfly valve and external pipeline's junction laminate, it can extrude the shutoff to the gap of butterfly valve and external pipeline junction through leak protection ring 704 constantly, twist and move fastening bolt can fix push rod 702, thus be difficult for appearing leaking with external pipeline connection.

Working principle: when the butterfly valve is used, after being connected with an external pipeline, the push rod 702 is pushed to enable the leak-proof ring 704 to be movably attached to the joint of the butterfly valve and the external pipeline, the joint of the butterfly valve and the external pipeline can be extruded and plugged, the push rod 702 can be fixed by screwing the fastening bolt, the circular plate can be held to drive the threaded rod 2 to rotate, the butterfly valve can be opened or closed, when the valve plate 4 is closed, the mounting rod 3 can be rotatably mounted by a worker, the mounting plate 5 and the cleaning cloth 6 can be driven to rotate by utilizing the rotation of the mounting rod 3, and when the cleaning cloth 6 rotates, dust on the surface of the valve plate 4 can be cleaned by extrusion deformation on the surface of the valve plate 4, so that the cleanliness of the butterfly valve can be ensured, and the function of self-cleaning the butterfly valve can be achieved.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims (6)

1. A butterfly valve with self-cleaning function, comprising:

the valve comprises a valve body (1), wherein a valve plate (4) is movably connected inside the valve body (1), a threaded rod (2) is fixedly connected to the upper surface of the valve plate (4), and the threaded rod (2) is in threaded connection with the valve body (1);

leak protection mechanism (7), leak protection mechanism (7) include bracing piece (701), and bracing piece (701) and upper surface, the lower fixed surface of valve body (1) are connected, one end fixedly connected with diaphragm (705) of valve body (1) are kept away from to bracing piece (701), the front surface threaded connection of diaphragm (705) has fixed plate (703), the lower fixed surface of fixed plate (703) is connected with push rod (702), and push rod (702) and diaphragm (705) sliding connection, one end fixedly connected with leak protection ring (704) of fixed plate (703) are kept away from to push rod (702), and the laminating of leak protection ring (704) and the side surface of valve body (1).

2. Butterfly valve with self-cleaning function according to claim 1, characterized in that the inside of the valve body (1) is movably connected with a mounting rod (3).

3. The butterfly valve with the self-cleaning function according to claim 2, wherein the mounting rod (3) is fixedly connected with a mounting plate (5) close to the inside of the valve body (1), a cleaning cloth (6) is arranged on the side surface of the mounting plate (5), and the cleaning cloth (6) is attached to the valve plate (4).

4. The butterfly valve with self-cleaning function according to claim 1, characterized in that the leakage-proof ring (704) is made of rubber.

5. The butterfly valve with self-cleaning function according to claim 1, characterized in that the front surface of the fixed plate (703) is screwed with a fastening bolt, and the fastening bolt is screwed with the cross plate (705).

6. Butterfly valve with self-cleaning function according to claim 1, characterized in that the end of the threaded rod (2) remote from the valve plate (4) is fixedly connected with a circular plate.