CN210290901U

CN210290901U - Butterfly valve body

Info

Publication number: CN210290901U
Application number: CN201920855232.3U
Authority: CN
Inventors: 宋尚; 丁桂花
Original assignee: Wuxi Swater Fluid Control Technology Co ltd
Current assignee: Wuxi Swater Fluid Control Technology Co ltd
Priority date: 2019-06-09
Filing date: 2019-06-09
Publication date: 2020-04-10
Anticipated expiration: 2029-06-09

Abstract

The utility model discloses a butterfly valve body, which comprises a valve body, wherein two butt-joint rings are symmetrically arranged at two ends of the valve body which are far away from each other, a channel is chiseled in the middle of the valve body, two second sealing washers are symmetrically arranged at the inner wall end of the channel and close to the two butt-joint rings, two valve sheet mounting shafts are symmetrically arranged at the inner bottom wall and the inner top wall of the channel, a connecting piece is fixedly arranged at the top end of the valve body, a knob is inserted and mounted in the middle of the connecting piece, a bracket is fixedly mounted at one side of the connecting piece, and a box body is fixedly mounted at one end of the bracket far away from the connecting piece, the valve body is provided with the knob which is convenient for butt-joint mounting and dismounting, when the valve sheet does not need to be rotated, the knob can be placed, avoid its inside intake, prevent to rust, guaranteed the normal use of knob then, improve its life cycle greatly.

Description

Butterfly valve body

Technical Field

The utility model relates to a valve body, in particular to butterfly valve body belongs to valve body technical field.

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 with a closing member, namely a valve clack or a butterfly plate, which is a disc and rotates around a valve shaft to open and close.

The butterfly valve body need rotate knob regulating valve piece angle in the use, and traditional butterfly valve body is when using, and the knob is fixed, exposes easily rusts in the air for a long time, influences the life cycle of valve body then, need design a butterfly valve body that can improve life cycle to this.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide a butterfly valve body.

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

the utility model relates to a butterfly valve body, including the valve body, the valve body is kept away from both ends symmetry mutually and is provided with two butt joint circles, it has the passageway to open in the middle of the valve body, the position symmetry that the passageway inner wall end just is close to two butt joint circles installs two second seal ring, diapire and interior roof symmetry are provided with two valve block installation axles in the passageway, valve body top fixed mounting has the connecting piece, insert in the middle of the connecting piece and install the knob, connecting piece one side fixed mounting has the support, the one end fixed mounting that the connecting piece was kept away from to the support has the box body.

As a preferred technical scheme of the utility model, the box body includes that the knob places the box, the knob is placed the interior excavation of box and is fluted, recess top block has inserted the lid, the lid is kept away from the knob and is placed the intermediate position fixed mounting of box one end and have the pull ring, the one end that the lid is close to the recess is equipped with the joint board, cup joint on the joint board and install first seal ring, just the outer wall of first seal ring is connected with the inner wall block of recess.

As a preferred technical scheme of the utility model, the connecting piece includes the shell, shell top one side is rotated and is installed removable cover, it has the internal thread hole to open the chisel in the middle of the shell, internal thread hole female connection has the screw thread axle, the chisel has the draw-in groove in screw thread axle top, just the one end that the draw-in groove was kept away from to the screw thread axle is installed axle fixed connection with the valve block that is close to connecting piece one side, the one end that removable cover was kept away from to the shell is opened the chisel and is had the arc wall, just the arc wall is fixed to be pegged graft on valve body outer.

As a preferred technical scheme of the utility model, the fixed welding of knob bottom has the fixture block, just the knob is close to fixture block one end and inserts the interior threaded hole, the fixture block is cross shape.

As an optimal technical scheme of the utility model, the draw-in groove is cross shape, draw-in groove and fixture block position are for setting up and the two butt joint that opens and shuts.

The utility model discloses the beneficial effect who reaches is: the utility model relates to a butterfly valve body, have the characteristics of life cycle length, in specific use, compare with traditional butterfly valve body, this valve body is provided with the knob of being convenient for butt joint installation and dismantlement, when not needing to rotate the valve block, can place the knob in the knob is placed the box to the lid that closes is tightly placed its contact hydrone and is leaded to rustting, and internal thread hole top can cover tight removable cover plate in addition, avoids its inside intake, prevents to rust, has then guaranteed the normal use of knob, improves its life cycle greatly.

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 view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the box body of the present invention;

FIG. 3 is a schematic view of the structure of the connecting member of the present invention;

fig. 4 is a schematic view of the knob structure of the present invention.

In the figure: 1. a valve body; 2. a box body; 21. a knob placing box; 22. a groove; 23. a first sealing gasket; 24. a pull ring; 25. a box cover; 26. a clamping and connecting plate; 3. a support; 4. a connecting member; 41. a housing; 42. an internally threaded bore; 43. a card slot; 44. a removable cover plate; 45. an arc-shaped slot; 46. a threaded shaft; 5. a knob; 51. a clamping block; 6. a valve plate mounting shaft; 7. a butt joint ring; 8. a second sealing gasket; 9. a channel.

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.

Examples

As shown in fig. 1-4, the utility model relates to a butterfly valve body, including valve body 1, valve body 1 keeps away from both ends symmetry mutually and is provided with two butt ring 7, it has passageway 9 to open in the middle of the valve body 1, the position symmetry that passageway 9 inner wall end just is close to two butt ring 7 installs two second seal ring 8, diapire and interior roof symmetry are provided with two valve block installation axles 6 in the

passageway

9, 1 top fixed mounting of valve body has connecting piece 4, insert in the middle of connecting piece 4 and install

knob

5, 4 one side fixed mounting of connecting piece has support 3, the one end fixed mounting that connecting piece 4 was kept away from to support 3 has box body 2.

Wherein, box body 2 includes that the knob places box 21, the knob is placed and has been dug recess 22 in the box 21, recess 22 top block has inserted box cover 25, box cover 25 keeps away from the knob and places the intermediate position fixed mounting of box 21 one end and have pull ring 24, the one end that box cover 25 is close to recess 22 is equipped with joint board 26, cup joint on the joint board 26 and install first seal ring 23, just the outer wall of first seal ring 23 is connected with recess 22's inner wall block.

Wherein, connecting piece 4 includes shell 41, shell 41 top one side is rotated and is installed removable cover 44, shell 41 middle division chisel has internal thread hole 42, internal thread hole 42 internal thread connection has threaded spindle 46, threaded spindle 46 top division chisel has draw-in groove 43, just the one end that draw-in groove 43 was kept away from to threaded spindle 46 is installed axle 6 fixed connection with the valve block that is close to connecting piece 4 one side, the one end that removable cover 44 was kept away from to shell 41 is cut has arc wall 45, just the fixed joint of arc wall 45 is on 1 outer wall top of valve body.

A fixture block 51 is fixedly welded at the bottom end of the knob 5, one end of the knob 5, which is close to the fixture block 51, is inserted into the internal threaded hole 42, and the fixture block 51 is in a cross shape.

The clamping groove 43 is cross-shaped, and the clamping groove 43 and the fixture block 51 are arranged oppositely and are in open-close butt joint.

Specifically, the utility model discloses during the use, during the installation, the block between the draw-in groove 43 of digging through 5 bottom welded fixture blocks 51 of knob and threaded shaft 46 tops is connected, be convenient for rotate the angle of 5 adjustment valve blocks of knob, when knob 5 is idle, directly extract it from internal thread hole 42, and place in the knob places box 21, the lid 25 of fastening, can improve the inside leakproofness of recess 22 through first seal ring 23, ensure that knob 5 can not expose for a long time and lead to rustting in the air, through covering internal thread hole 42 top with removable cover 44, can prevent that internal thread hole 42 from exposing for a long time and leading to rustting in the air, ensure that knob 5 and threaded shaft 46 all can normal use with the butt joint installation at every turn, improve the life cycle of valve body greatly.

Finally, it should be noted that: 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 butterfly valve body, includes valve body (1), its characterized in that, valve body (1) keeps away from both ends symmetry mutually and is provided with two butt ring (7), it has passageway (9) to cut in the middle of valve body (1), passageway (9) inner wall end just is close to the rigidity symmetry of two butt ring (7) and installs two second seal ring (8), diapire and interior roof symmetry are provided with two valve block installation axles (6) in passageway (9), valve body (1) top fixed mounting has connecting piece (4), insert in the middle of connecting piece (4) and install knob (5), connecting piece (4) one side fixed mounting has support (3), the one end fixed mounting that connecting piece (4) were kept away from in support (3) has box body (2).

2. The butterfly valve body according to claim 1, wherein the box body (2) comprises a knob placing box (21), a groove (22) is drilled in the knob placing box (21), a box cover (25) is inserted into the top end of the groove (22) in a clamping manner, a pull ring (24) is fixedly installed at the middle position of one end, away from the knob placing box (21), of the box cover (25), a clamping plate (26) is arranged at one end, close to the groove (22), of the box cover (25), a first sealing washer (23) is installed on the clamping plate (26) in a sleeved manner, and the outer wall of the first sealing washer (23) is connected with the inner wall of the groove (22) in a clamping manner.

3. The butterfly valve body according to claim 1, wherein the connecting member (4) comprises a housing (41), a movable cover plate (44) is rotatably mounted on one side of the top end of the housing (41), an internal threaded hole (42) is formed in the middle of the housing (41), a threaded shaft (46) is connected to the internal thread of the internal threaded hole (42), a clamping groove (43) is formed in the top end of the threaded shaft (46), one end, far away from the clamping groove (43), of the threaded shaft (46) is fixedly connected with a valve plate mounting shaft (6) close to one side of the connecting member (4), an arc-shaped groove (45) is formed in one end, far away from the movable cover plate (44), of the housing (41), and the arc-shaped groove (45) is fixedly clamped to the top end of the outer wall of the valve body (1).

4. The butterfly valve body according to claim 1, wherein a fixture block (51) is fixedly welded at the bottom end of the knob (5), one end of the knob (5) close to the fixture block (51) is inserted into the internal threaded hole (42), and the fixture block (51) is in a cross shape.

5. A butterfly valve body according to claim 3, characterized in that said slot (43) is cross-shaped, said slot (43) and said block (51) being positioned opposite each other and in open-close abutment.