CN212455529U

CN212455529U - Novel butt-clamping butterfly valve

Info

Publication number: CN212455529U
Application number: CN202020679540.8U
Authority: CN
Inventors: 樊艳广
Original assignee: Tianjin Jinbin Yongxing Valve Co ltd
Current assignee: Tianjin Jinbin Yongxing Valve Co ltd
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2021-02-02
Anticipated expiration: 2030-04-29

Abstract

The utility model discloses a novel butt clamp butterfly valve, including the valve body, the fixed intercommunication in top of valve body has the drum, and the top of drum is sealed, and one side swing joint of drum has solid pole, and the one end fixed mounting of solid pole has the disc that is located the drum outside, and the tip fixed mounting of solid pole has the straight-teeth gear that is located the drum, and the bottom meshing of straight-teeth gear is connected with bevel gear, and bevel gear's middle part swing joint has the valve rod. This kind of novel butt clamp butterfly valve sets up the recess and sets up a plurality of elastic ball between recess and sealing washer through the inner wall at the valve body, and the elastic ball adopts the rubber material simultaneously, not only can increase the leakproofness between butterfly plate and the valve body, can also give elasticity of sealing washer for the inseparable contact of surface of sealing washer and butterfly plate, and then improve the leakproofness between butterfly plate and the valve body, can prevent to a certain extent the condition of taking place liquid or gaseous seepage, improves the practicality of butt clamp butterfly valve.

Description

Novel butt-clamping butterfly valve

Technical Field

The utility model relates to a butterfly valve specifically is a novel butt clamp butterfly valve.

Background

The butterfly plate of the butt-clamping butterfly valve is arranged in the diameter direction of the pipeline. In the cylindrical channel of the butterfly valve body, the disc-shaped butterfly plate rotates around the axis at a rotation angle of 0-90 degrees, and when the disc-shaped butterfly plate rotates to 90 degrees, the valve is in a full-open state. The valve is generally mounted horizontally. The opposite clamping type butterfly valve has simple structure, small volume and light weight, and only consists of a few parts; and the valve can be quickly opened and closed only by rotating 90 degrees, the operation is simple, and meanwhile, the valve has good fluid control characteristics.

At present, in the process of using the butt-clamping butterfly valve for a long time, people find that liquid leakage or air leakage occurs between the butterfly plate and the valve body, and in the past, particularly, flammable and explosive gas or liquid leaks, so that accidents are easily caused. Therefore, the novel butt-clamping butterfly valve is improved.

Disclosure of Invention

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a novel butt clamp butterfly valve, which comprises a valve body, the fixed intercommunication in top of valve body has the drum, and the top of drum is sealed, one side swing joint of drum has solid pole, the one end fixed mounting of solid pole has the outside disc that is located the drum, the tip fixed mounting of solid pole has the straight-teeth gear that is located the drum, the bottom meshing of straight-teeth gear is connected with bevel gear, bevel gear's middle part swing joint has the valve rod, and the tip of valve rod passes through the bearing frame and installs the inner wall at the valve body, the outer wall cover of valve rod is equipped with the butterfly plate, the inner wall of valve body is seted up flutedly, the inner wall of recess is equipped with the sealing washer, be equipped with a plurality of elastic ball between.

As an optimal technical scheme of the utility model, the round hole has been seted up to one side of drum, be equipped with the bearing between the outer wall of solid pole and the round hole.

As a preferred technical scheme of the utility model, the circular slot has been seted up to the bottom of valve body inner wall, the outer wall of bearing frame and the inner wall fixed connection of circular slot.

As an optimal technical scheme of the utility model, a plurality of the elasticity ball is the annular and distributes in the recess, the elasticity ball is the rubber material.

As a preferred technical scheme of the utility model, the outside tip department that solid core rod is located the drum has seted up the external screw thread, the middle part of disc set up with the screw hole of solid core rod last external screw thread looks adaptation.

As a preferred technical scheme of the utility model, the outer wall cover of disc is equipped with the rubber sleeve, the surface of rubber sleeve is provided with the mar.

The utility model has the advantages that: this kind of novel butt clamp butterfly valve sets up the recess and sets up a plurality of elastic ball between recess and sealing washer through the inner wall at the valve body, and the elastic ball adopts the rubber material simultaneously, not only can increase the leakproofness between butterfly plate and the valve body, can also give elasticity of sealing washer for the inseparable contact of surface of sealing washer and butterfly plate, and then improve the leakproofness between butterfly plate and the valve body, can prevent to a certain extent the condition of taking place liquid or gaseous seepage, improves the practicality of butt clamp butterfly valve.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of a novel butt-clamping butterfly valve of the present invention;

fig. 2 is the structural schematic diagram of the novel butt-clamping butterfly valve bearing seat of the utility model.

In the figure: 1. a valve body; 2. a cylinder; 3. a solid bar; 4. a disc; 5. a spur gear; 6. a bevel gear; 7. a valve stem; 8. a butterfly plate; 9. a bearing seat; 10. a groove; 11. an elastic ball; 12. and (5) sealing rings.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1 and 2, the utility model relates to a novel butt clamp butterfly valve, including valve body 1, the fixed intercommunication in top of valve body 1 has drum 2, and drum 2's top is sealed, one side swing joint of drum 2 has solid pole 3, the one end fixed mounting of solid pole 3 has disc 4 that is located drum 2 outside, the tip fixed mounting of solid pole 3 has spur gear 5 that is located drum 2, the bottom meshing of spur gear 5 is connected with bevel gear 6, bevel gear 6's middle part swing joint has valve rod 7, and the tip of valve rod 7 passes through bearing frame 9 and installs the inner wall at valve body 1, the outer wall cover of valve rod 7 is equipped with butterfly plate 8, the inner wall of valve body 1 is seted up flutedly 10, the inner wall of recess 10 is equipped with sealing washer 12, be equipped with a plurality of elastic ball 11 between the inner wall of recess 10.

Wherein, the round hole has been seted up to one side of drum 2, is equipped with the bearing between the outer wall of solid pole 3 and the round hole, through set up the round hole on drum 2, can install fixedly with solid pole 3, can rotate through making solid pole 3, makes bevel gear 6 drive valve rod 7 rotate, makes valve body 1 open.

Wherein, the circular slot has been seted up to the bottom of valve body 1 inner wall, and the outer wall of bearing frame 9 and the inner wall fixed connection of circular slot can install bearing frame 9 through the circular slot that sets up installation bearing frame 9 on valve body 1 for valve rod 7 can rotate in bearing frame 9, can open valve body 1.

Wherein, a plurality of elastic ball 11 is the annular and distributes in recess 10, and elastic ball 11 is the rubber material, through set up a plurality of elastic ball 11 between recess 10 and sealing washer 12, can provide elasticity for sealing washer 12 through elastic ball 11 for the internal surface of sealing washer 12 and the outer wall contact of butterfly plate 8 improve the leakproofness of butterfly valve.

Wherein, the solid bar 3 is located the outside tip department of drum 2 and has seted up the external screw thread, the middle part of disc 4 set up with the screw hole of the outer screw thread looks adaptation on solid bar 3, through set up the external screw thread on solid bar 3 and set up the screw hole with outer screw thread looks adaptation on disc 4, realize threaded connection between solid bar 3 and the disc 4, can change disc 4 on the solid bar 3.

Wherein, the outer wall cover of disc 4 is equipped with the rubber sleeve, and the surface of rubber sleeve is provided with the mar, through set up the rubber sleeve that has the mar on disc 4, brings the facility for staff's operation butterfly valve to a certain extent.

When the butterfly valve works, when the butterfly valve needs to be clamped, the butterfly valve is firstly installed in a pipeline, when the butterfly valve needs to be opened, the disc 4 is manually rotated, the disc 4 can drive the solid rod 3 to rotate when rotating, the straight gear 5 can rotate in the cylinder 2 along with the rotation of the solid rod 3, the bevel gear 6 can be driven to rotate when the straight gear 5 rotates, the valve rod 7 can rotate when the bevel gear 6 rotates, so that the butterfly plate 8 rotates in the valve body 1, the valve is opened, the groove 10 is formed in the inner wall of the valve body 1, the elastic balls 11 are arranged between the groove 10 and the sealing ring 12, the elastic balls 11 are made of rubber materials, the sealing performance between the butterfly plate 8 and the valve body 1 can be improved, the elastic force can be provided for the sealing ring 12, the sealing ring 12 is in tight contact with the outer surface of the butterfly plate 8, and the sealing performance between the butterfly plate 8 and the valve body 1 is further improved, the condition of liquid or gas leakage can be prevented to a certain extent, and the practicability of the butt-clamping butterfly valve is improved.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

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. The utility model provides a novel butt clamp butterfly valve, includes valve body (1), its characterized in that, the fixed intercommunication in top of valve body (1) has drum (2), and the top of drum (2) is sealed, one side swing joint of drum (2) has solid pole (3), the one end fixed mounting of solid pole (3) has disc (4) that are located drum (2) outside, the end fixed mounting of solid pole (3) has spur gear (5) that are located drum (2), the bottom meshing of spur gear (5) is connected with bevel gear (6), the middle part swing joint of bevel gear (6) has valve rod (7), and the tip of valve rod (7) passes through bearing frame (9) and installs the inner wall at valve body (1), the outer wall cover of valve rod (7) is equipped with butterfly plate (8), the inner wall of valve body (1) is seted up fluted (10), the inner wall of recess (10) is equipped with sealing washer (12), a plurality of elastic balls (11) are arranged between the inner wall of the groove (10) and the inner wall of the sealing ring (12).

2. The butt-clamping butterfly valve according to claim 1, wherein a circular hole is formed in one side of the cylinder (2), and a bearing is arranged between the outer wall of the solid rod (3) and the circular hole.

3. The novel butt-clamping butterfly valve according to claim 1, wherein a circular groove is formed at the bottom end of the inner wall of the valve body (1), and the outer wall of the bearing seat (9) is fixedly connected with the inner wall of the circular groove.

4. A novel butt-clamping butterfly valve according to claim 1, characterized in that a plurality of said elastic balls (11) are annularly distributed in the groove (10), and said elastic balls (11) are made of rubber.

5. The novel butt-clamping butterfly valve according to claim 1, wherein the end of the solid rod (3) located outside the cylinder (2) is externally threaded, and the middle of the disk (4) is provided with a threaded hole matched with the external thread on the solid rod (3).

6. The novel butt-clamping butterfly valve according to claim 1, characterized in that the outer wall of the disk (4) is sleeved with a rubber sleeve, and the outer surface of the rubber sleeve is provided with scratches.