CN212177893U

CN212177893U - Butterfly valve with filtering capability

Info

Publication number: CN212177893U
Application number: CN202020302085.XU
Authority: CN
Inventors: 陈丽
Original assignee: Individual
Current assignee: Chen Guoxin
Priority date: 2020-03-12
Filing date: 2020-03-12
Publication date: 2020-12-18
Anticipated expiration: 2030-03-12

Abstract

The utility model discloses a butterfly valve with filtering capability, which comprises a valve body, the both ends of valve body all are provided with the flange board respectively, the inside one side of valve body is provided with the dish board, one side on valve body top is provided with the casing, the inside of casing is provided with the pivot, the top of pivot is provided with the worm wheel, the inside top of casing be provided with worm wheel assorted worm, the one end of worm is provided with rotatory hand wheel, one side on casing top is provided with the locking structure, one side of valve body bottom is provided with the apron, the apron with through a plurality of bolt fixed connection between the valve body, the top of apron is provided with and is located the inside support of valve body, one side of support is provided with the filter screen, the bottom of support opposite side is provided with accomodates the filter screen. Has the advantages that: can have good filtering action to be convenient for collect and clear up the impurity of crossing the filtration, simple structure, reasonable, application scope is wide.

Description

Butterfly valve with filtering capability

Technical Field

The utility model relates to a butterfly valve technical field particularly, relates to a butterfly valve with filtering capability.

Background

The butterfly valve is also called as a flap valve, is a regulating valve with simple structure, and can be used for on-off control of low-pressure pipeline media; the butterfly valve is a valve which is opened and closed by the fact that a closing member is a disc and rotates around a valve shaft, and mainly plays a role in cutting off and throttling on a pipeline; the filter screen is not assembled on the existing butterfly valve, so that foreign matters in the pipeline can easily enter the mechanical pump through the butterfly valve, if the butterfly valve is required to have a filtering function, the filter screen needs to be installed in the front and at the back of the butterfly valve, and therefore the existing butterfly valve cannot realize the integration of pipeline control and filtering.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the problem among the correlation technique, the utility model provides a butterfly valve with filtering capability to overcome the above-mentioned technical problem that current correlation technique exists.

Therefore, the utility model discloses a specific technical scheme as follows:

a butterfly valve with a filtering function comprises a valve body, wherein flange plates are respectively arranged at two ends of the valve body, a disc plate is arranged at one side inside the valve body, a shell is arranged at one side of the top end of the valve body, a rotating shaft which is inserted into the valve body and fixedly connected with the disc plate is arranged inside the shell, a worm wheel which is positioned inside the shell is arranged at the top end of the rotating shaft, a worm which is inserted into the shell and matched with the worm wheel is arranged at the top end inside the shell, a rotating hand wheel which is positioned at one side of the shell is arranged at one end of the worm, a locking structure which is matched with the worm is arranged at one side of the top end of the shell, a cover plate is arranged at one side of the bottom end of the valve body, the cover plate is fixedly connected with the valve body through a plurality of bolts, one side of the support is provided with a filter screen, and the bottom of the other side of the support is provided with an accommodating filter screen.

Furthermore, the rotating shaft and the valve body and the worm and the shell are respectively connected in a matching way through a limiting supporting shaft.

Furthermore, the side edge of the worm, which is in contact with one end of the locking structure, is of a polygonal structure.

Furthermore, the locking structure is composed of a locking screw and a locking hand wheel, the locking screw is inserted into the shell, and the locking hand wheel is positioned at the top end of the locking screw.

Furthermore, a sealing gasket is arranged between the cover plate and the valve body, and a handle is arranged at the middle position of the bottom end of the cover plate.

Further, the filter screen with accomodate the filter screen and be the arc structure respectively.

Furthermore, a sealing ring is arranged on the side edge of the disc plate.

The utility model has the advantages that: through setting up the butterfly valve that has filtering capability who comprises valve body, flange board, dish board, casing, pivot, worm wheel, worm, rotatory hand wheel, locking structure, apron, bolt, support, filter screen, accomodate filter screen, spacing back shaft, seal gasket, handle and sealing ring to can have good filtering action, and be convenient for collect and clear up the impurity of crossing out, simple structure, reasonable, application scope is wide.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a butterfly valve with a filtering function according to an embodiment of the present invention;

fig. 2 is a front view of a butterfly valve with a filtering function according to an embodiment of the present invention.

In the figure:

1. a valve body; 2. a flange plate; 3. a plate; 4. a housing; 5. a rotating shaft; 6. a worm gear; 7. a worm; 8. rotating a hand wheel; 9. a locking structure; 10. a cover plate; 11. a bolt; 12. a support; 13. filtering with a screen; 14. storing the filter screen; 15. a limiting support shaft; 16. locking the screw rod; 17. locking a hand wheel; 18. sealing gaskets; 19. a handle; 20. and (4) a sealing ring.

Detailed Description

For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.

According to the utility model discloses an embodiment provides a butterfly valve with filtering capability.

The first embodiment is as follows:

as shown in fig. 1-2, the butterfly valve with filtering function according to the embodiment of the present invention comprises a valve body 1, both ends of the valve body 1 are respectively provided with a flange plate 2, one side of the inside of the valve body 1 is provided with a disc plate 3, one side of the top end of the valve body 1 is provided with a housing 4, the inside of the housing 4 is provided with a rotating shaft 5 which is inserted into the valve body 1 and fixedly connected with the disc plate 3, the top end of the rotating shaft 5 is provided with a worm wheel 6 positioned inside the housing 4, the top end of the inside of the housing 4 is provided with a worm 7 which is inserted into the housing 4 and matched with the worm wheel 6, one end of the worm 7 is provided with a rotating hand wheel 8 positioned at one side of the housing 4, one side of the top end of the housing 4 is provided with a locking structure 9 matched with the worm 7, one side of the, the improved valve is characterized in that the cover plate 10 is fixedly connected with the valve body 1 through a plurality of bolts 11, the top end of the cover plate 10 is provided with a support 12 located inside the valve body 1, a filter screen 13 is arranged on one side of the support 12, and a storage filter screen 14 is arranged at the bottom end of the other side of the support 12.

By means of the above technical scheme, through setting up by valve body 1, flange plate 2, dish board 3, casing 4, pivot 5, worm wheel 6, worm 7, rotatory hand wheel 8, locking structure 9, apron 10, bolt 11, support 12, filter screen 13, accomodate filter screen 14, spacing back shaft 15, seal gasket 18, the butterfly valve that has filtering capability that handle 19 and sealing ring 20 constitute, thereby can have good filtering action, and be convenient for collect and clear up the impurity of crossing the play, moreover, the steam generator is simple in structure, and reasonable, wide application scope.

Example two:

as shown in fig. 1-2, the rotating shaft 5 and between the valve body 1 and the worm 7 and between the casing 4 are respectively connected by matching with a limit support shaft 15, the side of the worm 7, which is in contact with one end of the locking structure 9, is of a polygonal structure, the locking structure 9 is composed of a locking screw 16 and a locking hand wheel 17, the locking screw 16 is inserted into the casing 4, the locking hand wheel 17 is located at the top end of the locking screw 16, a sealing gasket 18 is arranged between the cover plate 10 and the valve body 1, a handle 19 is arranged at the middle position of the bottom end of the cover plate 10, the filter screen 13 and the accommodating filter screen 14 are respectively of an arc structure, and a sealing ring 20 is arranged at the side of the dish plate 3.

As can be seen from fig. 1-2, the rotating shaft 5 and the valve body 1 and the worm 7 and the housing 4 are respectively connected in a matching way through a limit supporting shaft 15, the side edge of the worm 7, which is in contact with the locking structure 9, is of a polygonal structure, the locking structure 9 is composed of a locking screw 16 and a locking hand wheel 17, the locking screw 16 is inserted into the shell 4, the locking hand wheel 17 is positioned at the top end of the locking screw 16, a sealing gasket 18 is arranged between the cover plate 10 and the valve body 1, a handle 19 is arranged at the middle position of the bottom end of the cover plate 10, the filter screen 13 and the accommodating filter screen 14 are respectively of an arc structure, the side edge of the dish plate 3 is provided with a sealing ring 20, the design of the restraining support shaft 15, the sealing gasket 18, the handle 19 and the sealing ring 20 is conventional and will not be described in detail.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

When in actual application, drive worm 7 through rotatory hand wheel 8 and rotate to it is rotatory to drive worm wheel 6, and then can control the rotation of dish board 3, realizes opening and close of butterfly valve, and when using, filters to fluid memorability through filter screen 13, and impurity after the filtration persists in the inside of accomodating filter screen 14, and when impurity accumulation is more, closes the butterfly valve, pulls down apron 10, then to accomodating the impurity of filter screen 14 inside clear up can.

To sum up, with the aid of the above technical scheme of the utility model, through setting up by valve body 1, flange plate 2, dish board 3, casing 4, pivot 5, worm wheel 6, worm 7, rotatory hand wheel 8, locking structure 9, apron 10, bolt 11, support 12, filter screen 13, accomodate filter screen 14, spacing back shaft 15, seal gasket 18, the butterfly valve that has filtering capability that handle 19 and sealing ring 20 constitute to can have good filtering action, and be convenient for collect and clear up the impurity of crossing out, moreover, the steam generator is simple in structure, reasonable, and application scope is wide.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The butterfly valve with the filtering function is characterized by comprising a valve body (1), wherein flange plates (2) are respectively arranged at two ends of the valve body (1), a disc plate (3) is arranged at one side inside the valve body (1), a shell (4) is arranged at one side of the top end of the valve body (1), a rotating shaft (5) which is inserted in the valve body (1) and fixedly connected with the disc plate (3) is arranged inside the shell (4), a worm wheel (6) positioned inside the shell (4) is arranged at the top end of the rotating shaft (5), a worm (7) which is inserted in the shell (4) and matched with the worm wheel (6) is arranged at the top end inside the shell (4), a rotating hand wheel (8) positioned at one side of the shell (4) is arranged at one end of the worm (7), and a locking structure (9) matched with the worm (7) is arranged at one side of the top end of the shell (4), one side of valve body (1) bottom is provided with apron (10), apron (10) with through a plurality of bolts (11) fixed connection between valve body (1), the top of apron (10) is provided with and is located inside support (12) of valve body (1), one side of support (12) is provided with filter screen (13), the bottom of support (12) opposite side is provided with accomodates filter screen (14).

2. The butterfly valve with filtering function according to claim 1, wherein the shaft (5) and the valve body (1) and the worm (7) and the housing (4) are respectively connected by a limit support shaft (15).

3. A butterfly valve with filtering function according to claim 1, characterised in that the side of the worm (7) at the end in contact with the locking means (9) is of polygonal configuration.

4. The butterfly valve with filtering function according to claim 1, wherein said locking structure (9) is formed by a locking screw (16) and a locking hand wheel (17), said locking screw (16) being inserted in said housing (4), said locking hand wheel (17) being located at the top end of said locking screw (16).

5. A butterfly valve with filtering function according to claim 1, characterized in that a sealing gasket (18) is arranged between the cover plate (10) and the valve body (1), and a handle (19) is arranged in the middle of the bottom end of the cover plate (10).

6. A butterfly valve with filtering function according to claim 1, characterized in that said filter screen (13) and said containing filter screen (14) are each of an arc-shaped configuration.

7. A butterfly valve with filtering function according to claim 1, characterized in that the side of the plate (3) is provided with a sealing ring (20).