CN213271059U - Butterfly valve convenient to control water flow - Google Patents

Abstract

The utility model discloses a butterfly valve convenient for controlling water flow, which relates to the technical field of butterfly valves and comprises a valve body, a water inlet pipe and a water outlet pipe, wherein the water inlet pipe and the water outlet pipe are respectively welded at two ends of the valve body, an inner cavity is arranged in the valve body, a butterfly plate is arranged in the inner cavity through a rotating shaft, a valve neck is welded at the top of the valve body, a twisting rod is arranged at the top of the valve neck, a control ring is welded at the top of the valve neck, one end of the twisting rod is arranged in the valve neck and the control ring, a rotating rod is welded on the butterfly plate, the twisting rod is connected with the rotating rod through the rotating shaft, a notch is arranged at the bottom of the water inlet pipe, a decontamination semi-ring pipe is arranged outside the notch, a containing groove is arranged in the control ring, a positioning rod is welded in the containing groove, has the characteristics of convenient flow rate regulation and long service life.

Description

Butterfly valve convenient to control water flow

Technical Field

The utility model relates to a butterfly valve technical field, in particular to butterfly valve convenient to control water flow.

Background

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 valve with a closing part (a valve clack or a butterfly plate) which is a disc and rotates around a valve shaft to open and close, and the valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like. The pipe mainly plays a role in cutting off and throttling. But present butterfly valve all has certain not enough, and on the one hand, ordinary butterfly valve is mostly simple structure, is difficult for knowing butterfly plate turned position when twisting the butterfly plate control velocity of flow through twisting the pole to do not set up fixed establishment, the condition of rotation probably appears in the butterfly plate takes place, and on the other hand, the butterfly valve is difficult for filtering inside spot when using, appears damaging easily after long-term the use, consequently can reduce life, so need a butterfly valve convenient to control rivers flow now to help solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a butterfly valve convenient to control water flow to the difficult control velocity of flow who proposes in solving above-mentioned background art can reduce life's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a butterfly valve convenient to control rivers flow, includes valve body, inlet tube and drain pipe, the inlet tube with the drain pipe welds respectively the valve body both ends, be provided with the inner chamber in the valve body, the butterfly plate is installed through the axis of rotation to the inner chamber, the welding of valve body top has the valve neck, the valve neck top is provided with the twisting rod, the welding of valve neck top has the control ring, twisting rod one end sets up in valve neck and the control ring, the welding has the dwang on the butterfly plate, the twisting rod pass through the axis of rotation with the dwang is connected, the inlet tube bottom is provided with lacks the groove, it is provided with the half ring canal of scrubbing to lack.

Preferably, the control ring is internally provided with a containing groove, a positioning rod is welded in the containing groove through a spring I, the side of the twisting rod is uniformly provided with eight pin holes, and one end of the positioning rod is clamped in the pin holes.

Preferably, a pull head is arranged outside the control ring, a pull rod is welded between the pull head and the positioning rod, a through hole is formed in one end of the containing groove, and the pull rod is clamped in the through hole.

Preferably, the handle rod is welded to the twisting rod, the limiting through hole pieces are welded to two sides of the inner wall of the decontamination semi-ring pipe, and the filtering layer is bonded in the decontamination semi-ring pipe.

Preferably, the inner wall of the gap groove is provided with a connecting groove, one side of the decontamination semi-ring pipe is provided with a sealing block, and the sealing block is clamped in the connecting groove.

Preferably, a first connecting piece is welded on two sides of the water inlet pipe, a second connecting piece is welded on the sewage removal semi-ring pipe, a through groove is formed in the first connecting piece, a clamping block is welded on the second connecting piece, and one end of the clamping block penetrates through the through groove to be arranged at the top of the first connecting piece.

Preferably, a control cavity is arranged in the clamping block, a positioning push block is welded on the inner wall of the control cavity through a spring II, a clamping groove is formed in one side of the control cavity, one end of the positioning push block penetrates through the clamping groove and is arranged on the outer side of the clamping block, and the bottom of the positioning push block is tightly attached to the top of the connecting sheet.

The utility model discloses a technological effect and advantage:

1. the utility model discloses when using, can control the size that opens and shuts of butterfly plate through the twisting rod, can fix the butterfly plate through locating lever and pinhole cooperation, consequently can conveniently control the inside velocity of flow of valve body to can prevent that the butterfly plate rotation from appearing.

2. The utility model discloses when using, the semi-ring canal of scrubbing can filter the intraductal goods and materials of intaking to can dismantle the clearance through simple operation, consequently it is very convenient to use, can prolong the life of valve body.

Drawings

FIG. 1 is a cross-sectional view of the structure of the present invention;

FIG. 2 is a partial structural view of the structure of the present invention shown in FIG. 1;

FIG. 3 is a sectional view of the sewage disposal semi-ring pipe according to the present invention;

fig. 4 is a cross-sectional view of the joint block of the structure of the present invention.

In the figure: 1. a valve body; 2. a water inlet pipe; 3. a drain pipe; 4. a butterfly plate; 5. a valve neck; 6. screwing the rod; 7. a control loop; 8. rotating the rod; 9. notching; 10. a decontamination semi-ring pipe; 11. a first spring; 12. positioning a rod; 13. a pin hole; 14. a slider; 15. pulling a rod; 16. a handle; 17. a limiting through hole sheet; 18. a filter layer; 19. connecting grooves; 20. a sealing block; 21. connecting a first sheet; 22. a second connecting sheet; 23. a clamping block; 24. a second spring; 25. and positioning the push block.

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.

The utility model provides a butterfly valve convenient to control rivers flow as shown in fig. 1-4, including valve body 1, inlet tube 2 and drain pipe 3 weld respectively at 1 both ends of valve body, be provided with the inner chamber in the valve body 1, butterfly plate 4 is installed through the axis of rotation to the inner chamber, 1 top welding of valve body has valve neck 5, 5 tops of valve neck are provided with wrong pole 6, 5 top welding of valve neck have control ring 7, wrong pole 6 one end sets up in valve neck 5 and control ring 7, the welding has dwang 8 on the butterfly plate 4, it is connected with dwang 8 through the axis of rotation to twist pole 6, 2 bottoms of inlet tube are provided with scarce groove 9, lack the groove 9 outside and be provided with decontamination half ring canal 10.

In this embodiment, a containing groove is formed in the control ring 7, a positioning rod 12 is welded in the containing groove through a first spring 11, eight pin holes 13 are uniformly formed in the side of the screwing rod 6, one end of the positioning rod 12 is clamped in the pin holes 13, and the screwing rod 6 and the butterfly plate 4 can be fixed through the matching of the positioning rod 12 and the pin holes 13, so that the flow rate can be controlled.

In this embodiment, a slider 14 is disposed outside the control ring 7, a pulling rod 15 is welded between the slider 14 and the positioning rod 12, a through hole is disposed at one end of the receiving groove, the pulling rod 15 is engaged in the through hole, and the positioning rod 12 can be pulled to move by the slider 14, thereby facilitating the control of the rotation of the twisting rod 6.

In this embodiment, the screwing rod 6 is welded with a hand lever 16, the two sides of the inner wall of the decontamination half-ring pipe 10 are both welded with limiting through-hole pieces 17, a filter layer 18 is adhered in the decontamination half-ring pipe 10, and the filter layer 18 can filter dirt in the fluid in the water inlet pipe 2.

In this embodiment, lack and be provided with spread groove 19 on the inner wall of groove 9, scrubbing half collar 10 one side is provided with sealed piece 20, and sealed piece 20 card is established in spread groove 19, is connected through sealed piece 20 and spread groove 19 and can guarantee that the leakproofness is good between scrubbing half collar 10 and the inlet tube 2.

In this embodiment, 2 both sides of inlet tube all weld have a connection piece 21, and the welding of scrubbing half ring pipe 10 has a connection piece two 22, is provided with logical groove on the connection piece one 21, and the welding has a joint piece 23 on the connection piece two 22, and joint piece 23 one end is passed and is led to the groove setting and at a connection piece one 21 top, can make things convenient for between connection piece one 21 and the connection piece two 22 to be connected through joint piece 23.

In this embodiment, be provided with the control chamber in the joint piece 23, there is the location ejector pad 25 through two 24 butt welds of spring on the inner wall in control chamber, and control chamber one side is provided with the card and puts the groove, and location ejector pad 25 one end is passed the card and is put the groove setting in the joint piece 23 outside, and location ejector pad 25 bottom is hugged closely at a connection piece 21 top, can guarantee to connect stably through location ejector pad 25 to conveniently dismantle the scrubbing half ring pipe 10.

This practical theory of operation: the utility model discloses when using, can twist through hand lever 16 and twist and move pole 6 and butterfly plate 4, consequently can control the size of opening and shutting of butterfly plate 4, thereby can control the inside velocity of flow, can fix twisting pole 6 and butterfly plate 4 through locating lever 12, as shown in figure 1 and figure 2, can fix twisting pole 6 through locating lever 12, with pull head 14 outside pulling when needs adjust the velocity of flow, locating lever 12 can extrude spring 11 and to holding the inslot removal, twisting pole 6 is not fixed again after locating lever 12 moves completely to holding the inslot, consequently can twist through hand lever 16 and move twisting pole 6, adjust and loosen pull head 14 and rotate hand lever 16 slightly after the suitable velocity of flow, can pop into in pinhole 13 under the spring action of spring 11 when locating lever 12 contacts with nearest pinhole 13, thereby can fix twisting pole 6 and butterfly valve once more.

As shown in fig. 1 and 3, the filter layer 18 in the decontamination half-ring pipe 10 can filter the stain impurities in the water inlet pipe 2, when too much dirt is accumulated, the stain impurities can be quickly removed for cleaning, and meanwhile, the positioning push block 25 on two sides is pressed, therefore, the positioning push block 25 can extrude the spring two 24 and move towards the control cavity, when the positioning push block 25 completely moves into the control cavity, the connecting sheet one 21 can not block and fix the clamping block 23, then the decontamination half-ring pipe 10 can be pulled downwards, the clamping block 23 can be moved out from the through groove, the sealing block 20 can be moved out from the connecting groove 19, thereby the disassembly of the decontamination half-ring pipe 10 can be completed, and the filter layer 18 can be conveniently cleaned.

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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the principles of the present invention.

Claims (7)

1. The utility model provides a butterfly valve convenient to control water flow, includes valve body (1), inlet tube (2) and drain pipe (3), its characterized in that: inlet tube (2) with drain pipe (3) weld respectively at valve body (1) both ends, be provided with the inner chamber in valve body (1), butterfly board (4) are installed through the axis of rotation to the inner chamber, valve body (1) top welding has valve neck (5), valve neck (5) top is provided with wrong pole (6), valve neck (5) top welding has control ring (7), wrong pole (6) one end sets up in valve neck (5) and control ring (7), the welding has dwang (8) on butterfly board (4), wrong pole (6) through the axis of rotation with dwang (8) are connected, inlet tube (2) bottom is provided with scarce groove (9), lack groove (9) outside and be provided with the half ring pipe of scrubbing (10).

2. The butterfly valve of claim 1 wherein: a containing groove is formed in the control ring (7), a positioning rod (12) is welded in the containing groove through a first spring (11), eight pin holes (13) are uniformly formed in the side of the twisting rod (6), and one end of the positioning rod (12) is clamped in the pin holes (13).

3. A butterfly valve for facilitating control of a flow of water in accordance with claim 2, wherein: a pull head (14) is arranged on the outer side of the control ring (7), a pull rod (15) is welded between the pull head (14) and the positioning rod (12), a through hole is formed in one end of the containing groove, and the pull rod (15) is clamped in the through hole.

4. The butterfly valve of claim 1 wherein: the handle rod (16) is welded on the screwing rod (6), the limiting through hole pieces (17) are welded on two sides of the inner wall of the decontamination semi-ring pipe (10), and the filtering layer (18) is bonded in the decontamination semi-ring pipe (10).

5. The butterfly valve of claim 4, wherein: the inner wall of the slot (9) is provided with a connecting slot (19), one side of the decontamination semi-ring pipe (10) is provided with a sealing block (20), and the sealing block (20) is clamped in the connecting slot (19).

6. The butterfly valve of claim 5 wherein: connecting piece one (21) is all welded to inlet tube (2) both sides, the welding of scrubbing half ring pipe (10) has connecting piece two (22), be provided with logical groove on connecting piece one (21), the welding has joint piece (23) on connecting piece two (22), joint piece (23) one end is passed logical groove setting is in connecting piece one (21) top.

7. The butterfly valve of claim 6 wherein: the novel electric connector is characterized in that a control cavity is arranged in the clamping block (23), a positioning push block (25) is welded on the inner wall of the control cavity through a second spring (24), a clamping groove is formed in one side of the control cavity, one end of the positioning push block (25) penetrates through the clamping groove and is arranged on the outer side of the clamping block (23), and the bottom of the positioning push block (25) is tightly attached to the top of the first connecting piece (21).

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