CN214260966U

CN214260966U - Butterfly valve with filtering structure

Info

Publication number: CN214260966U
Application number: CN202023144294.5U
Authority: CN
Inventors: 王志亮
Original assignee: Tianjin Baichuan Huitong Valve Co ltd
Current assignee: Tianjin Baichuan Huitong Valve Co ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-09-24
Anticipated expiration: 2030-12-23

Abstract

The utility model relates to the technical field of valves, in particular to a butterfly valve with a filtering structure, which can filter impurities in sewage by arranging the device, improve the functionality of the butterfly valve, avoid the impurities in the sewage from being discharged to the external polluted environment and improve the practicability of the butterfly valve; including the outlet pipe, the valve body, a fixed base, the apparatus further comprises a rotating shaft, the first in command, the butterfly piece, the filter screen, blow off pipe and apron, outlet pipe right side input and valve body input all are provided with the ring flange with and the output, the fixing base is installed on the valve body top, the pivot bottom is passed fixing base and the rotatable bottom of installing in the valve body top, the first in command is installed on the pivot top, the butterfly piece is installed inside the pivot lower part is located the valve body, the filter screen slope is installed inside the valve body, the blow off pipe input passes valve body bottom left part and valve body intercommunication, the apron lid dress is on the blow off pipe.

Description

Butterfly valve with filtering structure

Technical Field

The utility model relates to a technical field of valve especially relates to a take filtration's butterfly valve.

Background

As is known, a butterfly valve, also called a flap valve, is a regulating valve with a simple structure, and can be used for on-off control of low-pressure pipeline media, namely a butterfly valve in which a closing member is a disk and rotates around a valve shaft to open and close. However, the existing butterfly valve can only control pollution discharge, and sewage is inconvenient to filter, so that impurities in the sewage are discharged to the external polluted environment, and the practicability is poor.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a can filter the impurity in the sewage, improve its functionality, avoid the impurity in the sewage to arrange to external polluted environment, improve the butterfly valve of taking filtration of its practicality.

The utility model discloses a take filtration's butterfly valve, including the outlet pipe, a valve body, a fixed base, the apparatus further comprises a rotating shaft, the first in command, the butterfly piece, the filter screen, blow off pipe and apron, outlet pipe right side input all is provided with the ring flange with the valve body input and output with it, the fixing base is installed on the valve body top, the pivot bottom is passed the rotatable bottom of installing in fixing base and valve body top, the first in command is installed on the pivot top, the butterfly piece is installed inside the pivot lower part is located the valve body, the filter screen slope is installed inside the valve body, the blow off pipe input passes valve body bottom left part and valve body intercommunication, the apron lid dress is on the blow off pipe.

The utility model discloses a take filtration's butterfly valve still includes access door and second handle, and valve body top left part intercommunication is provided with the access hole, and the access door is rotatable to be installed on the access hole, and the second handle is installed on the access door top.

The utility model discloses a take filtration's butterfly valve still includes multiunit bolt, multiunit nut and multiunit gasket, all feeds through on every group ring flange and is provided with the through-hole, and the through-hole position on every two sets of adjacent ring flanges is corresponding, and the multiunit bolt passes the through-hole and the multiunit gasket of two sets of adjacent ring flanges respectively, and the multiunit nut then is connected with multiunit bolt spiral shell dress.

The utility model discloses a take filtration's butterfly valve still includes sealed the pad, and sealed the pad is installed in the access door bottom.

The utility model discloses a take filtration's butterfly valve still includes the handle sleeve, installs on the first in command the handle sleeve.

The utility model discloses a take filtration's butterfly valve still connects the rope to install in the blow off pipe outside including connecting the rope, and the apron is installed on connecting the rope.

The utility model discloses a take filtration's butterfly valve, the multiunit gasket all sets up to elastic gasket.

The utility model discloses a take filtration's butterfly valve, sealed pad material sets up to butyl fine.

Compared with the prior art, the beneficial effects of the utility model are that: the valve body, outlet pipe and aqueduct are connected through the multiunit ring flange, then rotate the pivot through the first in command, make the pivot drive the butterfly piece and rotate, later sewage enters into the valve body through the aqueduct and discharges through the outlet pipe after filtering through the filter screen, and the sewage impurity that the filter screen filtered down is then discharged by the blow off pipe through opening the apron, through setting up this equipment, can filter the impurity in the sewage, improve its functionality, avoid the impurity in the sewage to arrange to external polluted environment, improve its practicality.

Drawings

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

FIG. 2 is an enlarged cross-sectional schematic view of the valve body of FIG. 1;

FIG. 3 is an enlarged schematic view of A in FIG. 1;

in the drawings, the reference numbers: 1. a water outlet pipe; 2. a valve body; 3. a flange plate; 4. a fixed seat; 5. a rotating shaft; 6. a first handle; 7. a butterfly sheet; 8. a filter screen; 9. a blow-off pipe; 10. a cover plate; 11. an access hole; 12. an access door; 13. a second handle; 14. a through hole; 15. a bolt; 16. a nut; 17. a gasket; 18. a gasket; 19. covering the handlebar; 20. and connecting ropes.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1 to 3, the utility model discloses a butterfly valve with a filtering structure, including outlet pipe 1, valve body 2, fixing base 4, rotating shaft 5, first handle 6, butterfly sheet 7, filter screen 8, blow off pipe 9 and cover plate 10, outlet pipe 1 right side input and valve body 2 input and its output all are provided with flange 3, fixing base 4 is installed at the top of valve body 2, the bottom of rotating shaft 5 passes fixing base 4 and the top of valve body 2 is rotatably installed at the inside bottom of valve body 2, first handle 6 is installed at the top of rotating shaft 5, butterfly sheet 7 is installed at the lower part of rotating shaft 5 and is located inside valve body 2, filter screen 8 is installed in valve body 2 in an inclined manner, the input of blow off pipe 9 passes the left part of valve body 2 bottom and is communicated with valve body 2, cover plate 10 is covered on blow off pipe 9; valve body 2, outlet pipe 1 and aqueduct are connected through multiunit ring flange 3, then rotate pivot 5 through the first in command 6, make pivot 5 drive the rotation of butterfly piece 7, later sewage enters into valve body 2 through the aqueduct and filters the back through outlet pipe 1 and discharge through filter screen 8, and the sewage impurity that filter screen 8 filters down is then discharged by blow off pipe 9 through opening apron 10, through setting up this equipment, can filter the impurity in the sewage, improve its functionality, avoid the impurity in the sewage to arrange to external polluted environment, improve its practicality.

The utility model discloses a butterfly valve with filtering structure, still include access door 12 and

second handle

13, 2 top left parts of valve body communicate and are provided with access hole 11, access door 12 is rotatable to be installed on access hole 11, second handle 13 is installed on access door 12 top; through setting up access hole 11, access door 12 and second handle 13, can in time maintain the clearance to filter screen 8.

The utility model discloses a butterfly valve with filtering structure, still include multiunit bolt 15, multiunit nut 16 and multiunit gasket 17, all communicate on each group ring flange 3 and be provided with through-hole 14, the through-hole 14 position on every two sets of adjacent ring flanges 3 is corresponding, multiunit bolt 15 passes through-hole 14 and multiunit gasket 17 of two sets of adjacent ring flanges 3 respectively, multiunit nut 16 then is connected with multiunit bolt 15 spiral shell dress; pass through-hole 14 and multiunit gasket 17 in two sets of adjacent ring flanges 3 respectively with multiunit bolt 15, then multiunit nut 16 and the 15 spiral shell dresses of multiunit bolt make outlet pipe 1, valve body 2 and aqueduct communicate, are convenient for dismantle the installation to valve body 2, improve the practicality.

The utility model discloses a butterfly valve with a filtering structure, which also comprises a sealing gasket 18, wherein the sealing gasket 18 is arranged at the bottom end of the access door 12; by providing the gasket 18, the sealing performance of the access door 12 can be improved.

The butterfly valve with the filtering structure of the utility model also comprises a handle sleeve 19, the handle sleeve 19 is arranged on the first handle 6; by providing the handle grip 19, it is convenient for the operator to twist the first handle 6.

The butterfly valve with the filtering structure of the utility model also comprises a connecting rope 20, the connecting rope 20 is arranged outside the blow-off pipe 9, and the cover plate 10 is arranged on the connecting rope 20; the connecting rope 20 is arranged to limit the cover plate 10.

In the butterfly valve with the filtering structure of the utility model, the plurality of groups of gaskets 17 are all set as elastic gaskets; can play a role of buffering.

The utility model discloses a take filtration's butterfly valve, sealed 18 materials of filling up set up to the butyl fine.

The utility model discloses a take filtration's butterfly valve, it is at the during operation, at first make multiunit bolt 15 pass through-hole 14 and multiunit gasket 17 in two sets of adjacent ring flanges 3 respectively, then multiunit nut 16 makes outlet pipe 1 with the 15 spiral shell dresses of multiunit bolt, valve body 2 and aqueduct communicate, later rotate pivot 5 through the first in command 6, make pivot 5 drive butterfly piece 7 rotate, then sewage enters into valve body 2 through the aqueduct and filters the back through outlet pipe 1 and discharge through filter screen 8, and the sewage impurity that filter screen 8 filters then through opening apron 10 by blow off pipe 9 discharge can.

The utility model discloses a take filtration's butterfly valve, its mounting means, connected mode or the mode of setting are common mechanical type, as long as can reach all can implement of its beneficial effect.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A butterfly valve with a filtering structure is characterized by comprising a water outlet pipe (1), a valve body (2), a fixed seat (4), a rotating shaft (5), a first handle (6), a butterfly sheet (7), a filter screen (8), a blow-off pipe (9) and a cover plate (10), wherein the input end of the right side of the water outlet pipe (1), the input end of the valve body (2) and the output end of the valve body are respectively provided with a flange (3), the fixed seat (4) is arranged at the top end of the valve body (2), the bottom end of the rotating shaft (5) penetrates through the fixed seat (4) and the top end of the valve body (2) and can be rotatably arranged at the bottom end inside the valve body (2), the first handle (6) is arranged at the top end of the rotating shaft (5), the butterfly sheet (7) is arranged at the lower part of the rotating shaft (5) and is positioned inside the valve body (2), the filter screen (8) is obliquely arranged inside the valve body (2), the input end of the blow-off pipe (9) penetrates through the left part of the bottom end of the valve body (2) and is communicated with the valve body (2), the cover plate (10) is covered on the sewage discharge pipe (9).

2. The butterfly valve with the filtering structure according to claim 1, further comprising an access door (12) and a second handle (13), wherein the access opening (11) is formed at the left portion of the top end of the valve body (2) in a communicating manner, the access door (12) is rotatably installed on the access opening (11), and the second handle (13) is installed at the top end of the access door (12).

3. The butterfly valve with the filtering structure according to claim 1, further comprising a plurality of sets of bolts (15), a plurality of sets of nuts (16), and a plurality of sets of gaskets (17), wherein each set of flange (3) is provided with a through hole (14) in communication, the through holes (14) on each two sets of adjacent flanges (3) correspond in position, the plurality of sets of bolts (15) respectively pass through the through holes (14) on the two sets of adjacent flanges (3) and the plurality of sets of gaskets (17), and the plurality of sets of nuts (16) are screwed with the plurality of sets of bolts (15).

4. A butterfly valve with filtering structure according to claim 2, further comprising a gasket (18), the gasket (18) being mounted at the bottom end of the access door (12).

5. A butterfly valve with filtering structure according to claim 1, further comprising a handle (19), the handle (19) being mounted on the first handle (6).

6. The butterfly valve with a filtering structure according to claim 1, further comprising a connecting rope (20), wherein the connecting rope (20) is installed outside the drain pipe (9), and the cover plate (10) is installed on the connecting rope (20).

7. A butterfly valve with filtering structure according to claim 3, wherein said sets of gaskets (17) are all provided as elastic gaskets.

8. The butterfly valve with filtering structure according to claim 4, characterized in that said gasket (18) is made of nitrile.