CN211231622U

CN211231622U - Soft sealing butterfly valve

Info

Publication number: CN211231622U
Application number: CN201922400673.7U
Authority: CN
Inventors: 吴进武; 幸华松
Original assignee: Shanghai East Well Valve Co ltd
Current assignee: Shanghai East Well Valve Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-08-11
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses a soft sealing butterfly valve, which comprises a pipe body, the department is provided with the box body near the centre in the body, the bottom of box body and the inner chamber bottom swing joint of body, the left and right sides of body is provided with the butterfly plate respectively, and the lateral wall swing joint of butterfly plate and box body, install the mounting box on the top of body, be provided with spacing pipe in the mounting box, the top swing joint of bearing and body is passed through to the bottom of spacing pipe, the top fixed connection of bearing and box body is passed to the bottom of spacing pipe, spacing outside of tubes has cup jointed the worm wheel, the rear side meshing of worm wheel has the worm, the left and right sides inner wall swing joint of bearing and mounting box is passed respectively at both ends about the worm, the right-hand member of worm passes the inner circle of bearing and extends to the outer fixedly connected with of mounting box and rotates the. The utility model discloses a series of structures make this device have about position adjustable and characteristics such as availability factor height.

Description

Soft sealing butterfly valve

Technical Field

The utility model relates to a butterfly valve technical field specifically is a soft sealing butterfly valve.

Background

A butterfly valve, also called a flap valve, is a regulating valve with simple structure, and can be used for the on-off control of low-pressure pipeline media, namely a valve which is opened and closed by rotating around a valve shaft, wherein a closing member (a valve clack or a butterfly plate) is a disk. The soft sealing butterfly valve has the advantages of being high in sealing performance and the like when in use, great convenience is brought to life of people, but the soft sealing butterfly valve in the prior art has the defects that the left position and the right position cannot be adjusted, the use efficiency is low and the like when in use, and the use is inconvenient, so that the soft sealing butterfly valve is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem lie in overcoming the left and right sides position of prior art and can not adjust and availability factor low grade defect, provide a soft sealing butterfly valve. The soft sealing butterfly valve has the characteristics of adjustable left and right positions, high use efficiency and the like.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a soft sealing butterfly valve, includes the body, the department is provided with the box body near the centre in the body, the bottom of box body and the inner chamber bottom swing joint of body, the left and right sides of body is provided with the butterfly plate respectively, and the lateral wall swing joint of butterfly plate and box body, install the mounting box on the top of body, be provided with spacing pipe in the mounting box, the top swing joint of bearing and body is passed through to the bottom of spacing pipe, the top fixed connection of bearing and box body is passed to the bottom of spacing pipe, spacing outside the pipe has cup jointed the worm wheel, the rear side meshing of worm wheel has the worm, both ends are respectively through the left and right sides inner wall swing joint of bearing and mounting box about the worm, the right-hand member of worm passes the inner circle of bearing and extends to the outer fixedly connected with of mounting box and.

Preferably, the top of mounting box is provided with T shape threaded rod, and set up on the top of mounting box with T shape threaded rod assorted screw hole, the top swing joint of screw hole and through bearing and box body is passed to the bottom of T shape threaded rod, and the bearing on the box body top is passed to the bottom of T shape threaded rod to inner chamber swing joint through bearing and box body, be close to bottom department on the T shape threaded rod and have the screwed pipe through screw thread swing joint, the antetheca of screwed pipe is close to left and right sides department swing joint respectively and has the connecting rod, the other end and the butterfly plate swing joint of connecting rod.

Preferably, the side walls of the butterfly plates opposite to the box body are fixedly connected with a connecting plate, the side walls of the left side and the right side of the box body are respectively provided with a movable groove matched with the two butterfly plates, the side walls of the box body are provided with through holes matched with the connecting rods, and the other ends of the connecting rods penetrate through the through holes and are movably connected with the front wall of the connecting plate.

Preferably, the bottom fixedly connected with dwang of box body, the inner chamber bottom swing joint of bearing and body is passed through to the bottom of dwang.

Preferably, the filter screens are fixedly connected to the positions, close to the front side and the rear side, of the pipe body respectively, and the box body and the butterfly plate are located between the front filter screen and the rear filter screen.

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

1. in the technical scheme, the two butterfly plates can be driven to move left and right through mutual matching of the T-shaped threaded rod, the threaded pipe, the connecting rod and the connecting plate, so that the left and right positions of the butterfly plates can be adjusted, the two butterfly plates can be moved into the box body, and the use efficiency of the box body can be effectively improved;

2. in this technical scheme, through rotating mutually supporting between wheel, worm wheel and the dwang, can realize rotating two butterfly plates to can realize deflecting the butterfly plate, can its water efficiency of effectual improvement, the setting of two filter screens can realize carrying out filtration treatment to the water through in the body simultaneously, thereby can its work efficiency of effectual improvement.

Drawings

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

FIG. 2 is a side view of FIG. 1;

fig. 3 is an enlarged view of fig. 1 at a.

Reference numbers in the figures: 1. a pipe body; 2. a filter screen; 3. a box body; 4. a worm; 5. a worm gear; 6. mounting a box; 7. a T-shaped threaded rod; 8. a limiting pipe; 9. a rotating wheel; 10. a butterfly plate; 11. a connecting plate; 12. a threaded pipe; 13. a connecting rod; 14. rotating the rod.

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. 1-3, the present invention provides a technical solution: a soft sealing butterfly valve comprises a pipe body 1, a box body 3 is arranged near the middle in the pipe body 1, the bottom of the box body 3 is movably connected with the bottom of an inner cavity of the pipe body 1, a rotating rod 14 is fixedly connected with the bottom of the box body 3, the bottom of the rotating rod 14 is movably connected with the bottom of the inner cavity of the pipe body 1 through a bearing, butterfly plates 10 are respectively arranged on the left side and the right side of the pipe body 1, the butterfly plates 10 are movably connected with the side wall of the box body 3, the side wall of the butterfly plate 10 opposite to the box body 3 is fixedly connected with a connecting plate 11, movable grooves matched with the two butterfly plates 10 are respectively arranged on the side wall of the left side and the right side of the box body 3, through holes matched with a connecting rod 13 are arranged on the side wall of the box body 3, the other end of the connecting rod 13 passes through the through holes to be movably connected with the front wall of the connecting, the bottom of the limiting pipe 8 penetrates through the bearing to be fixedly connected with the top of the box body 3, the worm wheel 5 is sleeved outside the limiting pipe 8, the rear side of the worm wheel 5 is meshed with the worm 4, the left end and the right end of the worm 4 are respectively movably connected with the inner walls of the left side and the right side of the mounting box 6 through the bearing, the right end of the worm 4 penetrates through the inner ring of the bearing and extends to the outside of the mounting box 6 to be fixedly connected with the rotating wheel 9, the two butterfly plates 10 can be rotated through the mutual matching of the rotating wheel 9, the worm 4, the worm wheel 5 and the rotating rod 14, so that the butterfly plates 10 can be deflected, the water outlet efficiency of the butterfly plates can be effectively improved, the filter screens 2 are respectively and fixedly connected at the positions close to the front side and the rear side in the pipe body 1, the box body 3 and the butterfly plates 10 are positioned between the front filter screen 2, a T-shaped threaded rod 7 is arranged above the mounting box 6, a threaded hole matched with the T-shaped threaded rod 7 is formed in the top of the mounting box 6, the bottom end of the T-shaped threaded rod 7 penetrates through the threaded hole and is movably connected with the top of the box body 3 through a bearing, the bottom end of the T-shaped threaded rod 7 penetrates through the bearing on the top of the box body 3 and is movably connected with the inner cavity of the box body 3 through the bearing, a threaded pipe 12 is movably connected to the position, close to the left side and the right side, of the front wall of the threaded pipe 12, a connecting rod 13 is respectively and movably connected to the positions, close to the left side and the right side, of the front wall of the threaded pipe 12, the other end of the connecting rod 13 is movably connected with the butterfly plates 10, the two butterfly plates 10 can be driven to move left and right through the mutual matching among the T-shaped threaded rod 7, the, the use efficiency can be effectively improved.

The working principle is as follows: when the technical scheme is used, the T-shaped threaded rod 7 is rotated clockwise or anticlockwise, due to the limiting effect of the connecting rod 13, the threaded pipe 12 can slide up and down on the T-shaped threaded rod 7, the threaded pipe 12 drives the two butterfly plates 10 to be close to or far away from each other through the connecting rod 13, so that the left and right positions of the butterfly plates 10 can be adjusted, the two butterfly plates 10 can be moved into the box body 3, the use efficiency of the box body can be effectively improved, the rotating wheel 9 is rotated clockwise or anticlockwise, the rotating wheel 9 drives the worm 4 to rotate clockwise or anticlockwise, the worm 4 drives the worm wheel 5 to rotate, the limiting pipe 8 drives the box body 3 to rotate, the two butterfly plates 10 can be rotated, the butterfly plates 10 can be deflected, the water outlet efficiency of the butterfly plates can be effectively improved, and the water in the pipe body 1 can be filtered through the arrangement of the two filter screens 2, thereby effectively improving the working efficiency.

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 a soft seal butterfly valve, includes body (1), its characterized in that: the pipe body (1) is internally provided with a box body (3) close to the middle, the bottom of the box body (3) is movably connected with the bottom of an inner cavity of the pipe body (1), the left side and the right side of the pipe body (1) are respectively provided with a butterfly plate (10), the butterfly plates (10) are movably connected with the side wall of the box body (3), the top of the pipe body (1) is provided with a mounting box (6), a limiting pipe (8) is arranged in the mounting box (6), the bottom of the limiting pipe (8) is movably connected with the top of the pipe body (1) through a bearing, the bottom of the limiting pipe (8) penetrates through the bearing to be fixedly connected with the top of the box body (3), the limiting pipe (8) is externally sleeved with a worm wheel (5), the rear side of the worm wheel (5) is meshed with a worm (4), the left end and the right end of the worm (4) are respectively movably connected with the, the right end of the worm (4) penetrates through the inner ring of the bearing and extends to the outside of the mounting box (6) to be fixedly connected with a rotating wheel (9).

2. The soft seal butterfly valve of claim 1, wherein: the top of mounting box (6) is provided with T shape threaded rod (7), and set up on the top of mounting box (6) with T shape threaded rod (7) assorted screw hole, the top swing joint of screw hole and through bearing and box body (3) is passed to the bottom of T shape threaded rod (7), and the bearing on box body (3) top is passed to the bottom of T shape threaded rod (7) to inner chamber swing joint through bearing and box body (3), be close to bottom department on T shape threaded rod (7) and have screwed pipe (12) through screw thread swing joint, the antetheca of screwed pipe (12) is close to left and right sides department swing joint respectively and has connecting rod (13), the other end and butterfly plate (10) swing joint of connecting rod (13).

3. The soft seal butterfly valve of claim 2, wherein: the utility model discloses a butterfly plate's box body, including box body (3), butterfly plate (10), box body (3) relative lateral wall fixedly connected with connecting plate (11), set up respectively on the left and right sides lateral wall of box body (3) with two butterfly plate (10) assorted movable grooves, just set up on the lateral wall of box body (3) with connecting rod (13) assorted through-hole, the antetheca swing joint of through-hole and connecting plate (11) is passed to the other end of connecting rod (13).

4. The soft seal butterfly valve of claim 1, wherein: the bottom fixedly connected with dwang (14) of box body (3), the inner chamber bottom swing joint of bearing and body (1) is passed through to the bottom of dwang (14).

5. The soft seal butterfly valve of claim 1, wherein: the pipe body (1) is internally and fixedly connected with filter screens (2) at the positions close to the front side and the rear side respectively, and the box body (3) and the butterfly plate (10) are positioned between the front filter screen and the rear filter screen (2).