CN218761469U

CN218761469U - Small-bore three-eccentric center butterfly valve

Info

Publication number: CN218761469U
Application number: CN202223197866.5U
Authority: CN
Inventors: 陆丹丹
Original assignee: Suzhou Dingheng Environmental Protection Technology Co ltd
Current assignee: Suzhou Dingheng Environmental Protection Technology Co ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-03-28
Anticipated expiration: 2032-11-30

Abstract

The utility model relates to a butterfly valve technical field just discloses a small-bore triple offset butterfly valve, which comprises a valve body, the inside of valve body is equipped with the control lever, the top surface of valve body is equipped with control mechanism, control mechanism and control lever swing joint, the inside of the valve body of restrainting is equipped with the case. The utility model discloses a fixed intercommunication mounting panel of terminal surface at the valve body, and terminal surface fixed connection side pipe at the mounting panel, make the mounting groove be seted up to the bottom of mounting panel, and cup joint the filter to the inside of mounting panel via the bottom mounting groove, and the filter after utilizing the seal frame of bottom will cup joint presss from both sides tightly sealedly, when utilizing the filter to realize impurity filtration, when needs are cleared up, avoid unpacing apart the butterfly valve, the bolt of bottom of screwing off extracts the seal frame downwards, make the filter automatic fall out, and to the filter clean can, effectively avoided relapseing dismouting butterfly valve, when clean convenient, effectively avoid relapseing the sealed influence of dismouting to ring flange and pipeline, excellent in use effect.

Description

Small-bore three-eccentric center butterfly valve

Technical Field

The utility model relates to a butterfly valve technical field, more specifically says, the utility model relates to a small-bore three eccentric butterfly valve.

Background

The valve rod axis deviates from the center of the disc and the body at the same time, and the valve seat rotation axis has a certain angle with the valve body channel axis, so the valve is called a triple eccentric butterfly valve and the triple eccentric butterfly valve, and is widely used for industrial pipelines with medium temperature less than or equal to 425 ℃ such as metallurgy, electric power, petrochemical industry, water supply and drainage, municipal construction and the like, and is used for adjusting flow and carrying out fluid cutoff.

Three eccentric butterfly valves of current small-bore, in the use, because the liquid kind that control was carried is more, liquid to the part thoughtlessly has a large amount of impurity, when need add the filter and control the transport usually, accomplish the filtration of impurity in the liquid, however filter gradually along with impurity, the condition of jam appears gradually on the filter, and present mode need unpack the butterfly valve from the pipeline apart and take out the clearance with the filter after unpack apart, the actual valve body dismouting is comparatively troublesome, and frequently dismantle the stability that influences the final connection of valve body, influence the valve body connection leakproofness even, it is comparatively troublesome to actually clear up the filter, the result of use is not good.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of prior art, the utility model provides a small-bore three eccentric butterfly valve has convenient clean filter and improves flange life's advantage.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a three eccentric butterfly valves of small-bore, includes the valve body, the inside of valve body is equipped with the control lever, the top surface of valve body is equipped with control mechanism, control mechanism and control lever swing joint, the inside of the valve body of restrainting is equipped with the case, the case cup joints with the control lever is fixed, the terminal surface fixed mounting of valve body has the mounting panel, the fixed intercommunication of terminal surface of mounting panel has the side pipe, the through-hole has been seted up to the terminal surface of mounting panel, the filter has been cup jointed in the internal surface activity of through-hole, the external fixed surface of filter is connected with the connecting plate, the bottom surface fixedly connected with bottom pole of connecting plate, the bottom surface activity of mounting panel has cup jointed sealed frame, the side activity of sealed frame has cup jointed the bolt, the bolt cup jointed with the mounting panel screw thread, the bottom of valve body is equipped with the seal cover, the terminal surface fixedly connected with ring flange of side pipe.

As a preferred technical scheme of the utility model, the mounting groove has been seted up to the bottom surface of mounting panel, the mounting groove is linked together with the through-hole, the internal surface and the connecting plate activity of mounting groove are cup jointed.

Through utilizing the mounting groove to be linked together with the through-hole, make things convenient for the filter to embolia in the through-hole to realize the filtration of impurity in the solution, and through connecting plate and bottom pole, it is fixed that the convenience carries out the support mutually to the filter.

As a preferred technical scheme of the utility model, threaded hole is seted up to the side of mounting panel, the internal surface and the bolt thread of screw hole cup joint.

The threaded holes are in threaded sleeve joint with the bolts, so that the bolts penetrating through the sealing frame can clamp and fix the sealing frame and the mounting plate, and the sealing frame is used for realizing sealing control of the bottom surface of the mounting plate.

As a preferred technical scheme of the utility model, the trepanning has been seted up to the side of ring flange, the internal surface movable mounting in trepanning has the screwed pipe, the internal surface screw thread of screwed pipe has cup jointed mounting bolt.

The threaded pipe with the threads arranged inside is sleeved in the trepanning and replaces the trepanning to be sleeved with the mounting bolt, abrasion to the trepanning is reduced, and the flange plate is guaranteed to have a long service life.

As a preferred technical scheme of the utility model, the draw-in groove has been seted up to the side of ring flange, the draw-in groove is linked together with the trepanning, the fixed surface of screwed pipe is connected with the fixture block, the surface and the draw-in groove activity of fixture block are cup jointed.

Through the activity that utilizes fixture block and draw-in groove to cup joint for avoid the screwed pipe rotatory when cup jointing, guarantee the stability that the screw thread cup jointed.

As a preferred technical scheme of the utility model, the circular slot has been seted up to the inside of ring flange, the circular slot is linked together with the draw-in groove, the inside fixed mounting of circular slot has the magnetic path, magnetic path and fixture block magnetic adsorption.

Through addding the magnetic path that has magnetism for the fixture block can be supplementary to provide the location effect with fixed mounting's magnetic path magnetic adsorption when cup jointing in the draw-in groove, under non-installation state, makes the screwed pipe can be stabilized in the trepanning, avoids dropping at will.

As a preferred technical scheme of the utility model, the quantity of mounting panel and filter is two, two the equal symmetric distribution of mounting panel and filter is in the left and right sides of valve body.

Through the mounting panel and the filter that both sides distribute, the valve body that the cooperation can two-way lets in for all can realize stable filter effect when both sides direction leads to water.

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

1. the utility model discloses a fixed intercommunication mounting panel of terminal surface at the valve body, and the terminal surface fixed connection side pipe at the mounting panel, make the mounting groove be seted up to the bottom of mounting panel, and cup joint the filter to the inside of mounting panel via the bottom mounting groove, and the filter clamp after utilizing the sealed frame of bottom to cup joint is sealed, when utilizing the filter to realize impurity filtering, when needs clearance, avoid unpacing apart the butterfly valve, the bolt of bottom of screwing out extracts sealed frame downwards, make the filter fall out automatically, and clean the filter can, the dismouting butterfly valve has effectively been avoided relapseing repeatedly in fact, when clean convenient, effectively avoid relapseing the sealed influence of dismouting to ring flange and pipeline, excellent in use effect.

2. The utility model discloses a draw-in groove is seted up to the side at the butterfly valve ring flange, and make draw-in groove and trepanning intercommunication, and add the internal surface and set up threaded screwed pipe, make the screwed pipe joint in the trepanning, utilize the screwed pipe to replace pipeline and flange to set up the screw thread, use the internal thread of certain time to the screwed pipe after wearing and tearing appear, can conveniently change the screwed pipe, the ring flange of actual valve body and the wearing and tearing of pipeline are less, the actual life has been improved greatly, the screw hole wearing and tearing of ring flange are scrapped, excellent in use effect.

Drawings

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

fig. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is an exploded view of the mounting plate and the filter plate of the present invention;

fig. 4 is an exploded view of the flange of the present invention;

fig. 5 is a schematic sectional view of the flange plate of the present invention.

In the figure: 1. a valve body; 2. a control lever; 3. a control mechanism; 4. a valve core; 5. sealing sleeves; 6. mounting a plate; 7. a side tube; 8. a through hole; 9. a filter plate; 10. a connecting plate; 11. a bottom bar; 12. a sealing frame; 13. a bolt; 14. a threaded hole; 15. mounting grooves; 16. a flange plate; 17. trepanning; 18. installing a bolt; 19. a card slot; 20. a threaded pipe; 21. a clamping block; 22. a magnetic block; 23. a circular groove.

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.

As shown in fig. 1 to 5, the utility model provides a small-bore triple offset butterfly valve, including valve body 1, the inside of valve body 1 is equipped with control lever 2, the top surface of valve body 1 is equipped with control mechanism 3,

control mechanism

3 and 2 swing joint of control lever, the inside of valve body 1 of restrainting is equipped with case 4, case 4 cup joints with control lever 2 is fixed, the terminal surface fixed mounting of valve body 1 has mounting panel 6, the terminal surface fixed intercommunication of mounting panel 6 has side pipe 7, through-hole 8 has been seted up to the terminal surface of mounting panel 6, the internal surface activity of through-hole 8 has cup jointed filter 9, the external fixed surface of filter 9 is connected with connecting plate 10, the bottom surface fixedly connected with bottom pole 11 of connecting plate 10, sealing frame 12 has been cup jointed in the bottom surface activity of mounting panel 6, bolt 13 has been cup jointed in the side activity of sealing frame 12, bolt 13 cup joints with mounting panel 6 screw thread, the bottom of valve body 1 is equipped with seal cover 5, the terminal surface fixedly connected with ring flange 16 of side pipe 7.

Wherein, mounting groove 15 has been seted up to the bottom surface of mounting panel 6, and mounting groove 15 is linked together with through-hole 8, and the internal surface of mounting groove 15 is cup jointed with connecting plate 10 activity.

Through utilizing mounting groove 15 to be linked together with through-hole 8, make things convenient for filter 9 to embolia through-hole 8 to realize the filtration of impurity in the solution, and through connecting plate 10 and bottom pole 11, it is fixed that the convenience carries out the support mutually to filter 9.

Wherein, the side of mounting panel 6 is seted up screw hole 14, and the internal surface of screw hole 14 and bolt 13 threaded socket.

The bolt 13 penetrating through the sealing frame 12 is used for completing clamping and fixing of the sealing frame 12 and the mounting plate 6 by using the threaded hole 14 and the bolt 13 in threaded sleeve connection, and the sealing control of the bottom surface of the mounting plate 6 is realized by using the sealing frame 12.

Wherein, trepanning 17 is seted up to the side of ring flange 16, and the internal surface of trepanning 17 is movable to be installed threaded pipe 20, and the internal surface screw thread of threaded pipe 20 is cup jointed mounting bolt 18.

The threaded pipe 20 with the threads arranged inside is sleeved in the trepanning 17 and replaces the trepanning 17 to be sleeved with the mounting bolt 18, abrasion to the trepanning 17 is reduced, and the flange plate 16 is guaranteed to have long service life.

The side surface of the flange plate 16 is provided with a clamping groove 19, the clamping groove 19 is communicated with the trepanning 17, the outer surface of the threaded pipe 20 is fixedly connected with a clamping block 21, and the outer surface of the clamping block 21 is movably sleeved with the clamping groove 19.

Through the movable sleeve joint of the clamping block 21 and the clamping groove 19, the threaded pipe 20 is prevented from rotating during sleeve joint, and the stability of threaded sleeve joint is ensured.

The circular groove 23 is formed in the flange 16, the circular groove 23 is communicated with the clamping groove 19, the magnetic block 22 is fixedly mounted in the circular groove 23, and the magnetic block 22 and the clamping block 21 are magnetically adsorbed.

Through addding magnetic block 22 that has magnetism for fixture block 21 can be supplementary to provide the location effect with fixed mounting's magnetic block 22 magnetic adsorption when cup jointing in draw-in groove 19, under non-installation state, makes screwed pipe 20 can be stabilized in trepanning 17, avoids dropping at will.

Wherein, the quantity of mounting panel 6 and filter 9 is two, and two equal symmetric distribution of mounting panel 6 and filter 9 are in the left and right sides of valve body 1.

Through the mounting panel 6 and the filter 9 that both sides distribute, the valve body 1 that can two-wayly let in is cooperated for all can realize stable filter effect when leading to water in both sides direction.

The utility model discloses a theory of operation and use flow: when the filter plate 9 needs to be cleaned, water supply is stopped, the bolt 13 is screwed outwards, the bolt 13 is screwed out of the sealing frame 12 and pulled downwards to pull out the sealing frame 12, then the filter plate 9 falls out downwards along the bottom of the mounting plate 6 along with the connecting plate 10 at the top, the surface of the filter plate 9 is cleaned manually, the filter plate 9 is sleeved into the mounting groove 15 after cleaning, the filter plate 9 is kept in the through hole 8, the sealing frame 12 is covered, and the bolt 13 is rotated again; when the butterfly valve is installed, the threaded pipe 20 is sleeved in the trepanning 17, the fixture block 21 on the side face of the threaded pipe 20 is kept sleeved with the clamping groove 19 on one side of the trepanning 17, meanwhile, the fixture block 21 is adsorbed on the magnetic block 22 in the clamping groove 19, the installation bolt 18 is in threaded sleeve connection with the threaded pipe 20 on the flange plate 16, and installation is completed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 three eccentric butterfly valves of small-bore, includes valve body (1), its characterized in that: the inside of valve body (1) is equipped with control lever (2), the top surface of valve body (1) is equipped with control mechanism (3), control mechanism (3) and control lever (2) swing joint, the inside of valve body (1) of restrainting is equipped with case (4), case (4) and control lever (2) fixed cup joint, the terminal surface fixed mounting of valve body (1) has mounting panel (6), the terminal surface fixed intercommunication of mounting panel (6) has side pipe (7), through-hole (8) have been seted up to the terminal surface of mounting panel (6), filter (9) have been cup jointed in the internal surface activity of through-hole (8), the external fixed surface of filter (9) is connected with connecting plate (10), the bottom surface fixedly connected with bottom pole (11) of connecting plate (10), sealed frame (12) have been cup jointed in the bottom surface activity of mounting panel (6), bolt (13) have been cup jointed in the side activity of sealed frame (12), bolt (13) and mounting panel (6) screw thread cup joint, the bottom of valve body (1) is equipped with seal cover (5), the terminal surface fixed connection of side pipe (7) has ring flange (16).

2. The small-bore triple eccentric butterfly valve according to claim 1, wherein: mounting groove (15) have been seted up to the bottom surface of mounting panel (6), mounting groove (15) are linked together with through-hole (8), the internal surface and the connecting plate (10) activity of mounting groove (15) are cup jointed.

3. A small-bore triple offset butterfly valve according to claim 1, wherein: threaded holes (14) are formed in the side face of the mounting plate (6), and the inner surface of each threaded hole (14) is in threaded sleeve connection with the corresponding bolt (13).

4. A small-bore triple offset butterfly valve according to claim 1, wherein: trepanning (17) are seted up to the side of ring flange (16), screwed pipe (20) is installed in the internal surface activity of trepanning (17), the internal surface screw thread cover of screwed pipe (20) has construction bolt (18).

5. A small-bore triple offset butterfly valve according to claim 4, wherein: a clamping groove (19) is formed in the side face of the flange plate (16), the clamping groove (19) is communicated with the trepanning hole (17), a clamping block (21) is fixedly connected to the outer surface of the threaded pipe (20), and the outer surface of the clamping block (21) is movably sleeved with the clamping groove (19).

6. The small-bore triple eccentric butterfly valve according to claim 5, wherein: circular grooves (23) are formed in the flange plate (16), the circular grooves (23) are communicated with the clamping grooves (19), magnetic blocks (22) are fixedly mounted inside the circular grooves (23), and the magnetic blocks (22) and the clamping blocks (21) are magnetically adsorbed.

7. A small-bore triple offset butterfly valve according to claim 1, wherein: the quantity of mounting panel (6) and filter (9) is two, two the equal symmetric distribution of mounting panel (6) and filter (9) is in the left and right sides of valve body (1).