CN211010107U

CN211010107U - Combined butterfly valve

Info

Publication number: CN211010107U
Application number: CN201921989625.XU
Authority: CN
Inventors: 吕子贵; 吕荣谋
Original assignee: Fujian Tongyuan Valve Manufacturing Co ltd
Current assignee: Fujian Tongyuan Valve Manufacturing Co ltd
Priority date: 2019-11-18
Filing date: 2019-11-18
Publication date: 2020-07-14
Anticipated expiration: 2029-11-18

Abstract

The utility model relates to a butterfly valve technical field just discloses a modular butterfly valve, including communicating pipe. This combination formula butterfly valve, through the disc rotation in communicating pipe, realize the function of butterfly valve current-limiting, during the installation, put the disc in the communicating pipe earlier, insert communicating pipe and run through the disc with the bull stick again, pack horizontal gear and linkage section of thick bamboo activity into first transmission box inside back, the bottom surface and the top surface laminating of communicating pipe of first transmission box, make the post of inserting run through first transmission box, then twist fixation nut and make first transmission box fixed, first transmission box and second transmission box be the integrated into one piece formula, put into the activity with the screw bull stick and pack into in the second transmission box, then install third transmission box at second transmission box openly through fixing bolt, pack first gear, second gear and manual bull stick into in the third transmission box, can cover the apron, make third transmission box seal, accomplish the installation, reached and made things convenient for dismouting purpose.

Description

Combined butterfly valve

Technical Field

The utility model relates to a butterfly valve technical field specifically is a modular butterfly valve.

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 which is a disc and rotates around a valve shaft to open and close.

Butterfly valve in the existing market is various, but the defect of inconvenient dismouting all generally exists, and ordinary butterfly valve is mostly the integral type structure, and the dismouting is very complicated, leads to the preparation requirement to the valve body in the production process high, and it is also inconvenient to assemble, when maintaining, also is inconvenient for the staff and dismantles, influences the maintenance progress, wastes plenty of time and manpower, so proposes a modular butterfly valve and solves the above-mentioned problem that proposes.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a modular butterfly valve possesses advantages such as make things convenient for the dismouting, has solved ordinary butterfly valve and has mostly the integral type structure, and the dismouting is very complicated, leads to the preparation requirement to the valve body in the production process high, and it is also inconvenient that the equipment gets up, when maintaining, also is inconvenient for the staff to dismantle, influences the maintenance progress, extravagant problem of plenty of time and manpower.

(II) technical scheme

In order to realize the purpose of convenient disassembly and assembly, the utility model provides a following technical scheme: a combined butterfly valve comprises a communicating pipe, wherein connecting flanges are fixedly mounted on the front side and the back side of the communicating pipe, a vertical rotating rod is movably mounted in the communicating pipe, a disc is fixedly mounted on the outer side of the vertical rotating rod, a first transmission box is movably mounted at the top of the communicating pipe, a second transmission box is fixedly mounted on the right side of the first transmission box, a third transmission box is fixedly mounted on the front side of the second transmission box, an inserting column is fixedly mounted at the top of the communicating pipe, a fixing nut is fixedly mounted on the outer side of the inserting column, a linkage cylinder is movably mounted at the top of an inner cavity of the first transmission box, a horizontal gear is fixedly mounted on the outer side of the linkage cylinder, a threaded rotating rod is movably mounted in the second transmission box, a threaded block is fixedly mounted on the outer side of the threaded rotating rod, and a first gear is fixedly mounted on the front side of the threaded, the outer side of the first gear is meshed with a second gear, a manual rotating rod is movably mounted on the inner side of the second gear, a rotating wheel is fixedly mounted on the outer side of the manual rotating rod, a matching groove is formed in the outer side of the vertical rotating rod, and a matching block is fixedly mounted on an inner support of the linkage cylinder.

Preferably, the communicating pipe is a cylinder which is hollow inside and two sides of which are both lost, and the size of the disc is matched with the size of the inner cavity of the communicating pipe.

Preferably, the linkage cylinder is a cylinder which is hollow inside and has a missing bottom surface, and the diameter of the inner cavity of the linkage cylinder is matched with the diameter of the vertical rotating rod.

Preferably, the communicating pipe, the first transmission box, the second transmission box and the third transmission box are communicated with each other, and the horizontal gear is meshed with the thread block.

Preferably, the first gear and the second gear are both located inside a third transmission box, and a cover plate is fixedly mounted on the front face of the third transmission box.

Preferably, the number of the fitting grooves and the number of the fitting blocks are five, and the fitting grooves are matched with the sizes of the fitting blocks.

(III) advantageous effects

Compared with the prior art, the utility model provides a modular butterfly valve possesses following beneficial effect:

1. this combination formula butterfly valve, through the disc rotation in communicating pipe, realize the function of butterfly valve current-limiting, during the installation, put the disc in the communicating pipe earlier, will erect the bull stick again and insert communicating pipe and run through the disc, pack horizontal gear and linkage section of thick bamboo activity into first transmission box inside back, laminate the bottom surface and the communicating pipe top surface of first transmission box, make the inserted column run through first transmission box, then twist fixation nut and make first transmission box fixed, first transmission box and second transmission box be the integrated into one piece formula, pack the activity into second transmission box with the screw bull stick, then install third transmission box openly at second transmission box through fixing bolt, pack first gear, second gear and manual bull stick into third transmission box, can cover the apron, make third transmission box seal, the completion installation, reached the convenient dismouting purpose.

2. This combination formula butterfly valve, through manual rotation runner, make manual bull stick drive the second gear and rotate in third transmission box, the second gear drives first gear rotation again, first gear drives the screw thread bull stick and rotates in second transmission box internal portion, because the screw thread piece in the screw thread bull stick outside meshes with horizontal gear mutually, the screw thread bull stick is rotatory to make horizontal gear receive screw thread thrust and rotate, horizontal gear drives the inboard linkage section of thick bamboo rotation again, because the inboard agreeing with piece of linkage section of thick bamboo agrees with each other with the groove of agreeing with in the perpendicular bull stick outside, make perpendicular bull stick driven rotatoryly, it is rotatory about in communicating pipe to drive the disc at last, when the disc covers communicating pipe completely, can play the effect of blocking rivers, the current-limiting of different degrees also can be realized to the angle of rotation difference, whole through runner control, the purpose of facilitating the use has been reached.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the third transmission box of the present invention;

fig. 3 is a top view of the internal structure of the first transmission box and the second transmission box of the present invention;

fig. 4 is the schematic view of the installation structure of the vertical rotating rod and the linkage cylinder of the present invention.

In the figure: the device comprises a communication pipe 1, a connecting flange 2, a vertical rotating rod 3, a disc 4, a first transmission box 5, a second transmission box 6, a third transmission box 7, an inserted column 8, a fixing nut 9, a linkage barrel 10, a horizontal gear 11, a threaded rotating rod 12, a threaded block 13, a first gear 14, a second gear 15, a manual rotating rod 16, a rotating wheel 17, an engaging groove 18 and an engaging block 19.

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.

Referring to fig. 1-4, a combined butterfly valve comprises a communication pipe 1, a connection flange 2 is fixedly mounted on both the front and back of the communication pipe 1, a vertical rotating rod 3 is movably mounted inside the communication pipe 1, a disc 4 is fixedly mounted on the outer side of the vertical rotating rod 3, the communication pipe 1 is a hollow cylinder with two sides missing, the size of the disc 4 is matched with the size of the inner cavity of the communication pipe 1, a first transmission box 5 is movably mounted on the top of the communication pipe 1, a second transmission box 6 is fixedly mounted on the right side of the first transmission box 5, a third transmission box 7 is fixedly mounted on the front of the second transmission box 6, an insert post 8 is fixedly mounted on the top of the communication pipe 1, a fixing nut 9 is fixedly mounted on the outer side of the insert post 8, a linkage barrel 10 is movably mounted on the top of the inner cavity of the first transmission box 5, the linkage barrel 10 is a hollow cylinder with a missing bottom surface, the diameter of the inner cavity of the linkage, a horizontal gear 11 is fixedly installed on the outer side of the linkage cylinder 10, a threaded rotating rod 12 is movably installed inside the second transmission box 6, a threaded block 13 is fixedly installed on the outer side of the threaded rotating rod 12, the communication pipe 1, the first transmission box 5, the second transmission box 6 and the third transmission box 7 are communicated with each other, the horizontal gear 11 is meshed with the threaded block 13, a first gear 14 is fixedly installed on the front side of the threaded rotating rod 12, a second gear 15 is meshed on the outer side of the first gear 14, the first gear 14 and the second gear 15 are both located inside the third transmission box 7, a cover plate is fixedly installed on the front side of the third transmission box 7, a manual rotating rod 16 is movably installed on the inner side of the second gear 15, the function of butterfly valve flow limiting is realized by rotating the disk 4 in the communication pipe 1, the disk 4 is firstly placed in the communication pipe 1, then the vertical rotating rod 3 is inserted into the communication pipe 1 and penetrates through the disk 4, after a horizontal gear 11 and a linkage barrel 10 are movably arranged in a first transmission box 5, the bottom surface of the first transmission box 5 is jointed with the top surface of a communicating pipe 1, an inserting column 8 penetrates through the first transmission box 5, then a fixing nut 9 is screwed to fix the first transmission box 5, the first transmission box 5 and a second transmission box 6 are integrated into a whole, a threaded rotating rod 12 is arranged in the second transmission box 6 in a movable mode, then a third transmission box 7 is arranged on the front surface of the second transmission box 6 through a fixing bolt, a first gear 14, a second gear 15 and a manual rotating rod 16 are arranged in the third transmission box 7, namely a cover plate can be covered, the third transmission box 7 is sealed, the installation is finished, the purpose of convenient disassembly and assembly is achieved, a rotating wheel 17 is fixedly arranged on the outer side of the manual rotating rod 16, an engaging groove 18 is arranged on the outer side of a vertical rotating rod 3, an inner support of the linkage barrel 10 is fixedly provided with an engaging block 19, and the number of the engaging groove 18 and the engaging block 19 is five, the size of the conjunction groove 18 is matched with that of the conjunction block 19, the manual rotating rod 16 drives the second gear 15 to rotate in the third transmission box 7 by manually rotating the rotating wheel 17, the second gear 15 drives the first gear 14 to rotate, the first gear 14 drives the threaded rotating rod 12 to rotate in the second transmission box 6, the threaded block 13 outside the threaded rotating rod 12 is meshed with the horizontal gear 11, the threaded rotating rod 12 rotates to enable the horizontal gear 11 to rotate under the thrust of threads, the horizontal gear 11 drives the linkage cylinder 10 inside the linkage cylinder to rotate, the conjunction block 19 inside the linkage cylinder 10 is mutually matched with the conjunction groove 18 outside the vertical rotating rod 3, so that the vertical rotating rod 3 is driven to rotate, and finally the disc 4 is driven to rotate left and right in the communicating pipe 1, when the disc 4 completely covers the communicating pipe 1, the function of blocking water flow can be achieved, and the flow limitation of different degrees can be achieved by rotating different angles, the whole process is controlled by the rotating wheel 17, so that the purpose of convenient use is achieved.

When the device is used, the disc 4 is placed in the communicating pipe 1, the vertical rotating rod 3 is inserted into the communicating pipe 1 and penetrates through the disc 4, the horizontal gear 11 and the linkage cylinder 10 are movably arranged in the first transmission box 5, the first transmission box 5 is arranged at the top of the communicating pipe 1, the threaded rotating rod 12 is arranged in the second transmission box 6, the third transmission box 7 is arranged on the front face of the second transmission box 6 through the fixing bolt, and finally the first gear 14, the second gear 15 and the manual rotating rod 16 are arranged in the third transmission box 7 and are covered with the cover plate, so that the installation can be completed.

In summary, the combined butterfly valve realizes the function of butterfly valve current limiting by rotating the disc 4 in the communicating pipe 1, when in installation, the disc 4 is firstly placed in the communicating pipe 1, then the vertical rotating rod 3 is inserted into the communicating pipe 1 and penetrates through the disc 4, the horizontal gear 11 and the linkage cylinder 10 are movably arranged in the first transmission box 5, the bottom surface of the first transmission box 5 is attached to the top surface of the communicating pipe 1, the inserting column 8 penetrates through the first transmission box 5, then the fixing nut 9 is screwed up to fix the first transmission box 5, the first transmission box 5 and the second transmission box 6 are integrated, the threaded rotating rod 12 is movably arranged in the second transmission box 6, then the third transmission box 7 is arranged on the front surface of the second transmission box 6 through the fixing bolt, the first gear 14, the second gear 15 and the manual rotating rod 16 are arranged in the third transmission box 7, namely, the cover plate can be covered, and the third transmission box 7 is closed, the installation is completed, and the purpose of convenient disassembly and assembly is achieved.

Moreover, the rotating wheel 17 is rotated manually, so that the manual rotating rod 16 drives the second gear 15 to rotate in the third transmission box 7, the second gear 15 drives the first gear 14 to rotate, the first gear 14 drives the threaded rotating rod 12 to rotate in the second transmission box 6, as the thread block 13 outside the threaded rotating rod 12 is meshed with the horizontal gear 11, the threaded rotating rod 12 rotates to make the horizontal gear 11 rotate under the thrust of the threads, the horizontal gear 11 drives the linkage cylinder 10 inside to rotate, as the conjunction block 19 inside the linkage cylinder 10 is mutually engaged with the conjunction groove 18 outside the vertical rotating rod 3, the vertical rotating rod 3 is driven to rotate, finally the disc 4 is driven to rotate left and right in the communicating pipe 1, when the disc 4 completely covers the communicating pipe 1, the effect of blocking water flow can be achieved, different degrees of flow limiting can be achieved by different angles of rotation, the whole process is controlled by the rotating wheel 17, the purpose of facilitating the use has been reached, has solved ordinary butterfly valve and has mostly been the integral type structure, and the dismouting is very complicated, leads to the production requirement to the valve body in the production process high, and it is also inconvenient to assemble, when maintaining, also is inconvenient for the staff and dismantles, influences the maintenance progress, extravagant problem of plenty of time and manpower.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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 modular butterfly valve, includes communicating pipe (1), its characterized in that: the front and the back of the communicating pipe (1) are fixedly provided with connecting flanges (2), the inside movable mounting of the communicating pipe (1) is provided with a vertical rotating rod (3), the outside of the vertical rotating rod (3) is fixedly provided with a disc (4), the top of the communicating pipe (1) is movably provided with a first transmission box (5), the right side of the first transmission box (5) is fixedly provided with a second transmission box (6), the front of the second transmission box (6) is fixedly provided with a third transmission box (7), the top of the communicating pipe (1) is fixedly provided with an insert column (8), the outside of the insert column (8) is fixedly provided with a fixing nut (9), the top of the inner cavity of the first transmission box (5) is movably provided with a linkage cylinder (10), the outside of the linkage cylinder (10) is fixedly provided with a horizontal gear (11), the inside of the second transmission box (6) is movably provided with a threaded rotating rod (12), the utility model discloses a thread rolling device, including screw thread bull stick (12), the outside fixed mounting of screw thread bull stick (12) has screw thread piece (13), the positive fixed mounting of screw thread bull stick (12) has first gear (14), the outside meshing of first gear (14) has second gear (15), the inboard movable mounting of second gear (15) has manual bull stick (16), the outside fixed mounting of manual bull stick (16) has runner (17), agree with groove (18) have been seted up in the outside of perpendicular bull stick (3), the internal stay fixed mounting of linkage section of thick bamboo (10) has and agrees with piece (19).

2. The modular butterfly valve of claim 1, wherein: communicating pipe (1) is the cylinder that inside hollow and both sides all lacked, the size of disc (4) and the size looks adaptation of communicating pipe (1) inner chamber.

3. The modular butterfly valve of claim 1, wherein: the linkage cylinder (10) is a cylinder which is hollow inside and has a missing bottom surface, and the diameter of the inner cavity of the linkage cylinder (10) is matched with that of the vertical rotating rod (3).

4. The modular butterfly valve of claim 1, wherein: the communicating pipe (1), the first transmission box (5), the second transmission box (6) and the third transmission box (7) are communicated with each other, and the horizontal gear (11) is meshed with the thread block (13).

5. The modular butterfly valve of claim 1, wherein: the first gear (14) and the second gear (15) are both located inside the third transmission box (7), and a cover plate is fixedly mounted on the front face of the third transmission box (7).

6. The modular butterfly valve of claim 1, wherein: the number of the fitting grooves (18) and the number of the fitting blocks (19) are five, and the fitting grooves (18) are matched with the size of the fitting blocks (19).