CN218063423U

CN218063423U - Butterfly valve with double valve clacks

Info

Publication number: CN218063423U
Application number: CN202220896192.9U
Authority: CN
Inventors: 李辉华
Original assignee: Lenag Tianjin Valve Co ltd
Current assignee: Lenag Tianjin Valve Co ltd
Priority date: 2022-04-18
Filing date: 2022-04-18
Publication date: 2022-12-16
Anticipated expiration: 2032-04-18

Abstract

The utility model discloses a butterfly valve of bivalve lamella, including bottom plate and valve body, sliding insert in the valve body is equipped with the valve rod, the valve rod is located the valve body on the outer wall fixed connection valve clack, the top fixedly connected with executor of valve rod, the bottom fixedly connected with supporting seat of valve body, be equipped with the fluting on the bottom plate, the fluting internal rotation is connected with the bull stick, the one end of bull stick runs through fluting and fixedly connected with commentaries on classics piece, the bull stick is located the first gear of fixedly connected with on the lateral wall in the fluting, the both sides of first gear all are equipped with engaged with second gear, fixed inserting is equipped with the threaded rod on the second gear, and this butterfly valve of bivalve lamella installs fixed convenience, and can carry out the altitude mixture control when the installation counterpoint through adjusting part's setting, reduces and pipeline installation error, improves installation stability, adjusts simply.

Description

Butterfly valve with double valve clacks

Technical Field

The utility model relates to a relevant goods field of butterfly valve specifically is butterfly valve of bivalve clack.

Background

The valve is a control part in a fluid conveying system and has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like. Valves used in fluid control systems range in variety and size from the simplest shut-off valves to the most sophisticated valves used in autonomous systems. 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. In daily life or manufacturing industry, the valve is widely applied, the valve can be used for opening a channel to enable gas or liquid at two ends of the channel to mutually circulate, and the valve can also be used for closing the channel to enable the gas or liquid at two ends of the channel to be isolated;

the butterfly valve on the market is mostly simple structure by the butterfly valve at present, and its sealing performance and compressive property can't satisfy the demand in market gradually, and can't adjust its height in the actual installation, lead to the installation difficult adjustment when having the error, have certain defectiveness.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a butterfly valve of bivalve clack to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: double-clack's butterfly valve, including bottom plate and valve body, it is equipped with the valve rod to slide to insert in the valve body, the valve rod is located the valve body on the outer wall fixed connection valve clack, the top fixedly connected with executor of valve rod, the bottom fixedly connected with supporting seat of valve body, be equipped with the fluting on the bottom plate, the fluting internal rotation is connected with the bull stick, the one end of bull stick runs through fluting and fixedly connected with commentaries on classics piece, the bull stick is located the first gear of fixedly connected with on the lateral wall in the fluting, the both sides of first gear all are equipped with engaged with second gear, fixed the inserting is equipped with the threaded rod on the second gear, the one end and the fluting interior bottom of threaded rod rotate to be connected, the equal fixedly connected with loading board in both ends of supporting seat, the equal fixedly connected with connecting rod that corresponds with the threaded rod position in the bottom of loading board, be equipped with the screw thread on the connecting rod, the threaded rod screw thread is inserted and is established in the screw thread.

Preferably, the lateral wall of bottom plate is equipped with the recess, fixedly connected with bracing piece in the recess, the locating lever has been cup jointed in the slip on the bracing piece, be equipped with a plurality of constant head tanks that correspond with the locating lever on the commentaries on classics piece.

Preferably, the four corners of the bottom plate are fixedly connected with mounting blocks, and mounting holes are formed in the mounting blocks.

Preferably, the valve clack is a double valve clack, and the two valve clacks are parallel to each other in position relation.

Preferably, the first gear and the second gear are both bevel gears.

Preferably, the outer side wall of the rotating block is provided with a plurality of anti-skid lines which are obliquely arranged.

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

this butterfly valve of double valve clack, the installation is fixed convenient, and can carry out the altitude mixture control when the installation is counterpointed through adjusting part's setting, reduces and pipeline installation error within a definite time, improves installation stability, adjusts simply.

Drawings

FIG. 1 is a schematic structural view of a butterfly valve with double valve clacks according to the present invention;

FIG. 2 is a schematic view of the structure inside the slot of the bottom plate of the double-clack butterfly valve of the present invention;

fig. 3 is an enlarged view of the point a of fig. 2 of the double-clack butterfly valve of the present invention.

In the figure: 1. a base plate; 2. a valve body; 3. a valve stem; 4. a valve flap; 5. an actuator; 6. a supporting base; 7. a rotating rod; 8. rotating the block; 9. a first gear; 10. a second gear; 11. a threaded rod; 12. carrying a plate; 13. a connecting rod; 14. a support bar; 15. positioning a rod; 16. and (7) installing the block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Referring to fig. 1-3, the present invention provides an embodiment: a double-clack butterfly valve comprises a bottom plate 1 and a valve body 2, a valve rod 3 is inserted in the valve body 2 in a sliding manner, a clack 4 is fixedly connected on the outer wall of the valve rod 3 positioned in the valve body 2, an actuator 5 is fixedly connected at the top end of the valve rod 3, a supporting seat 6 is fixedly connected at the bottom of the valve body 2, a notch is arranged on the bottom plate 1, a rotating rod 7 is rotatably connected in the notch, one end of the rotating rod 7 penetrates through the notch and is fixedly connected with a rotating block 8, a first gear 9 is fixedly connected on the side wall of the rotating rod 7 positioned in the notch, two sides of the first gear 9 are respectively provided with a second gear 10 which is meshed with each other, a threaded rod 11 is fixedly inserted on the second gear 10, one end of the threaded rod 11 is rotatably connected with the inner bottom of the notch, two ends of the supporting seat 6 are respectively and fixedly connected with a bearing plate 12, and the bottom of the bearing plate 12 is respectively and is fixedly connected with a connecting rod 13 corresponding to the position of the threaded rod 11, be equipped with the screw socket on connecting

rod

13, 11 threads of threaded rod are inserted and are established in the screw socket, specific saying, thereby drive valve rod 3 through executor 5 and drive valve clack 4 installed on realize fluidic control at 2 internal rotations of valve body, the accessible is installed bottom plate 1 in the installation that the valve body 2 was realized to the appointed region in the in-service use process, accessible rotation commentaries on classics piece 8 drives bull stick 7 at 1 internal rotations of bottom plate, thereby install the second gear 10 of meshing both sides with first gear 9 on bull stick 7 this moment and realize the rotation of threaded rod 11, connecting rod 13 that the screw thread cup jointed when threaded rod 11 rotates takes place to remove under the interlock effect of screw socket thereby makes loading board 12 drive the motion of supporting seat 6 realize the holistic altitude mixture control of valve body, be convenient for and the installation between the pipeline counterpoint.

In this embodiment, a groove is formed in the side wall of the bottom plate 1, a support rod 14 is fixedly connected in the groove, a positioning rod 15 is slidably sleeved on the support rod 14, a plurality of positioning grooves corresponding to the positioning rod 15 are formed in the rotating block 8, and after the height is adjusted to a specified position, the positioning rod 15 is slid on the support rod 14 to be inserted into the positioning grooves in the rotating block 8, so that the rotating block 8 is fixed; the four corners of the bottom plate 1 are fixedly connected with mounting blocks 16, and the mounting blocks 16 are provided with mounting holes, so that the bottom plate 1 can be conveniently mounted; the valve clacks 4 are double valve clacks, the two valve clacks 4 are parallel to each other in position relation, and the pressure resistance and the sealing property of the valve clacks are improved in a large range; the first gear 9 and the second gear 10 are both bevel gears; be equipped with the multichannel antiskid line that is the slope setting on the lateral wall of commentaries on classics piece 8, increase frictional force is convenient for rotate.

The working principle is as follows: thereby drive valve rod 3 through executor 5 and drive valve clack 4 installed on realize fluidic control at 2 internal rotations of valve body, the accessible is installed bottom plate 1 in the installation that the valve body 2 was realized to the specified region in the in-service use process, the accessible rotates commentaries on classics piece 8 and drives commentaries on classics pole 7 at 1 internal rotation of bottom plate, thereby install the second gear 10 of engaging both sides on the commentaries on classics pole 7 this moment and realize threaded rod 11's rotation, connecting rod 13 that the screw thread cup jointed when threaded rod 11 rotates takes place to remove under the interlock of screw socket thereby make loading board 12 drive the motion of supporting seat 6 and realize the holistic altitude mixture control of valve body, be convenient for and the installation between the pipeline is counterpointed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. Butterfly valve of bivalve clack, including bottom plate (1) and valve body (2), its characterized in that: the improved valve is characterized in that a valve rod (3) is arranged in the valve body (2) in a sliding insertion mode, a valve clack (4) is fixedly connected to the outer wall of the valve body (2) on the valve rod (3), an actuator (5) is fixedly connected to the top end of the valve rod (3), a supporting seat (6) is fixedly connected to the bottom of the valve body (2), a groove is formed in the bottom plate (1), a rotating rod (7) is connected to the inner side of the groove in a rotating mode, a groove and a rotating block (8) are penetrated through one end of the rotating rod (7), the rotating rod (7) is located on the side wall of the groove and is fixedly connected with a first gear (9), two sides of the first gear (9) are provided with second gears (10) which are meshed with each other, a threaded rod (11) is fixedly inserted into the second gear (10), one end of the threaded rod (11) is rotatably connected with the inner bottom of the groove, two ends of the supporting seat (6) are fixedly connected with a bearing plate (12), a connecting rod (13) corresponding to the position of the threaded rod (11) is arranged on the bottom of the bearing plate (12), and a screw hole is formed in the connecting rod (13).

2. The dual-clack butterfly valve of claim 1, wherein: the improved structure of the positioning device is characterized in that a groove is formed in the side wall of the bottom plate (1), a supporting rod (14) is fixedly connected in the groove, a positioning rod (15) is sleeved on the supporting rod (14) in a sliding mode, and a plurality of positioning grooves corresponding to the positioning rod (15) are formed in the rotating block (8).

3. The dual-clapper butterfly valve of claim 1, wherein: the four corners of the bottom plate (1) are fixedly connected with mounting blocks (16), and mounting holes are formed in the mounting blocks (16).

4. The dual-clack butterfly valve of claim 1, wherein: the valve clacks (4) are double valve clacks, and the two valve clacks (4) are parallel to each other in position relation.

5. The dual-clapper butterfly valve of claim 1, wherein: the first gear (9) and the second gear (10) are both bevel gears.

6. The dual-clack butterfly valve of claim 1, wherein: the outer side wall of the rotating block (8) is provided with a plurality of anti-skid lines which are obliquely arranged.