CN217683305U

CN217683305U - High reliability flange butterfly valve plate convenient to adjust

Info

Publication number: CN217683305U
Application number: CN202221430665.2U
Authority: CN
Inventors: 李向群; 袁玉良; 胡波
Original assignee: Suzhou Industrial Park Tianyang Machinery Co ltd
Current assignee: Suzhou Industrial Park Tianyang Machinery Co ltd
Priority date: 2022-06-09
Filing date: 2022-06-09
Publication date: 2022-10-28
Anticipated expiration: 2032-06-09

Abstract

The utility model relates to the technical field of flange butterfly valves, in particular to a high-reliability flange butterfly valve plate convenient to adjust; the utility model discloses high reliability flange butterfly valve plate convenient to adjust, which comprises a valve body, the inner chamber of valve body is provided with sealing mechanism, the top of valve body is provided with slewing mechanism, slewing mechanism includes first pivot, the lateral wall of first pivot is provided with worm wheel and first gear, the worm wheel is located the top of first gear, the right side meshing of worm wheel has the worm, the front side of worm is provided with the carousel, the right side meshing of first gear has the second gear, the diameter of second gear is 2 to 3 times of first gear, the worm wheel is the same with the diameter of first gear, sealing mechanism is located the below of second gear and cooperatees with the second gear, and the diameter of second gear is 2 to 3 times of first gear diameter, can be comparatively laborsaving when first gear can drive the second gear rotation.

Description

High reliability flange butterfly valve plate convenient to adjust

Technical Field

The utility model relates to a flange butterfly valve technical field specifically is a high reliability flange butterfly valve plate convenient to adjust.

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 which is opened and closed by rotating around a valve shaft, wherein a closing member (a valve clack or a butterfly plate) is a disk.

Traditional butterfly valve, when the medium is this medium pressure great for reverse flow mesh, pressure can push away and make the butterfly plate have a displacement, thereby and the disk seat between form the clearance and cause and reveal, some butterfly valves adopt the means of increasing the valve rod torsional force to solve this problem, this kind of means can make the valve very hard when opening and close, so can make the motor assist open and close, but the comparatively abominable motor of operational environment of butterfly valve damages easily, make the reliability of butterfly valve reduce, to above-mentioned condition, carry out technical innovation on current high reliability flange butterfly valve plate basis of being convenient for to adjust.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high reliability flange butterfly valve plate convenient to adjust to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high reliability flange butterfly valve plate convenient to adjust including the valve body, the inner chamber of valve body is provided with sealing mechanism, the top of valve body is provided with slewing mechanism, slewing mechanism includes first pivot, the lateral wall of first pivot is provided with worm wheel and first gear, the worm wheel is located the top of first gear, the right side meshing of worm wheel has the worm, the front side of worm is provided with the carousel, the right side meshing of first gear has the second gear, the diameter of second gear is 2 to 3 times of first gear, the worm wheel is the same with the diameter of first gear, sealing mechanism is located the below of second gear and cooperatees with the second gear.

Preferably, the sealing mechanism comprises a second rotating shaft, the top of the second rotating shaft is arranged at the bottom of the second gear, and a valve plate body is arranged on the outer side wall of the second rotating shaft.

Preferably, the valve plate body sets up the inner chamber at the valve body, the bottom of second pivot sets up the inner chamber bottom at the valve body, the top of valve body is run through at the top of second pivot, the left and right sides of valve body all is provided with the connection pad, the lateral wall of connection pad is evenly dug there is the mounting hole.

Preferably, the top of valve body evenly is provided with the support column, the top of support column is provided with the support frame.

Preferably, the first rotating shaft is arranged in an inner cavity of the support frame, the worm is arranged in the inner cavity of the support frame, the front side of the worm penetrates through the front side of the support frame, and the top of the second rotating shaft penetrates through the bottom of the support frame.

Preferably, the inner cavity of the valve body is diagonally provided with two sets of first limiting columns, the inner cavity of the valve body is diagonally provided with two sets of second limiting columns, and the second rotating shaft is arranged at the centers of the first limiting columns and the second limiting columns.

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

according to the high-reliability flange butterfly valve plate convenient to adjust, the rotating disc is rotated to drive the worm to rotate, the worm wheel is driven to rotate through the rotation of the worm, the worm wheel drives the first rotating shaft to rotate, the first rotating shaft drives the first gear to rotate when rotating, the second gear is driven to rotate when the first gear rotates, the second rotating shaft and the valve plate body are driven to rotate by the second gear, and the diameter of the second gear is 2-3 times that of the first gear, so that labor can be saved when the first gear can drive the second gear to rotate;

carry on spacingly through two sets of first spacing posts and the spacing post of second to the valve plate body, ensure that the valve plate body can only rotate clockwise 45 degrees and open, then 45 degrees closure of anticlockwise rotation realize the auto-lock through worm and worm wheel to this stability that increases the valve plate body.

Drawings

FIG. 1 is a schematic structural view of a conveniently adjustable high reliability valve plate of a flange butterfly valve;

FIG. 2 is a front cross-sectional view of a conveniently adjustable high reliability flange butterfly valve plate of the present invention;

FIG. 3 is the right side sectional view of the high reliability flange butterfly valve plate convenient to adjust of the utility model

FIG. 4 is a top cross-sectional view of a conveniently adjustable, high reliability closed condition of a flange butterfly valve plate of the present invention;

fig. 5 is a top sectional view of the easy-to-adjust open state of the flange butterfly valve plate according to the present invention.

In the figure: 1. a worm; 11. a turntable; 12. a worm gear; 13. a first gear; 14. a first rotating shaft; 15. a second gear; 2. a support frame; 3. a support pillar; 4. a second rotating shaft; 41. a valve plate body; 5. a valve body; 51. A connecting disc; 6. a first limit post; 61. a second limiting column.

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 efforts all belong to the protection scope of the present invention.

Referring to fig. 3-5, a flange butterfly valve plate with high reliability and easy adjustment includes a valve body 5, a sealing mechanism is rotatably disposed in an inner cavity of the valve body 5, a rotating mechanism is rotatably disposed at a top of the valve body 5, the rotating mechanism includes a first rotating shaft 14, a worm wheel 12 and a first gear 13 are fixedly disposed on an outer side wall of the first rotating shaft 14, the worm wheel 12 is disposed above the first gear 13, a worm 1 is engaged with a right side of the worm wheel 12, a rotating plate 11 is fixedly disposed on a front side of the worm 1, a second gear 15 is engaged with a right side of the first gear 13, the worm 1 is driven to rotate by the rotating plate 11, the worm wheel 12 is driven to rotate by the worm 1, the first rotating shaft 14 drives the first gear 13 to rotate, the first gear 13 drives the second gear 15 to rotate, a diameter of the second gear 15 is 2 to 3 times that of the first gear 13, and a diameter of the worm wheel 12 is the same as that of the first gear 13, the sealing mechanism is positioned below the second gear 15 and matched with the second gear 15, the sealing mechanism comprises a second rotating shaft 4, the top of the second rotating shaft 4 is fixedly arranged at the bottom of the second gear 15, the second gear 15 drives the second rotating shaft 4 to rotate, the outer side wall of the second rotating shaft 4 is fixedly provided with a valve plate body 41, the second rotating shaft 4 drives the valve plate body 41 to rotate, the valve plate body 41 is rotatably arranged in an inner cavity of the valve body 5, the bottom of the second rotating shaft 4 is rotatably arranged at the bottom of the inner cavity of the valve body 5, the top of the second rotating shaft 4 penetrates through the top of the valve body 5, the left side and the right side of the valve body 5 are both fixedly provided with connecting discs 51, the outer side walls of the connecting discs 51 are uniformly provided with mounting holes in a chiseling manner, bolts penetrate through the mounting holes to combine the valve body 5 and a pipeline, the top of the valve body 5 is uniformly and is fixedly provided with supporting columns 3, and the top of the supporting columns 3 is fixedly provided with supporting frames 2, first pivot 14 rotates the inner chamber that sets up at support frame 2, worm 1 rotates the front side that sets up at support frame 2's inner chamber and worm 1 and runs through support frame 2, the bottom of support frame 2 is run through at the top of second pivot 4, the inner chamber of valve body 5 is the fixed two sets of first spacing posts 6 that are provided with of diagonal angle, the inner chamber of valve body 5 is the fixed two sets of spacing posts 61 that are provided with of diagonal angle, second pivot 4 rotates the center that sets up at first spacing post 6 and the spacing post 61 of second, two sets of spacing posts 61 of second and first spacing post 6 guarantee that valve plate body 41 can only rotate clockwise 45 degrees and open valve body 5 or anticlockwise rotation 45 degrees closes valve body 5.

The working principle is as follows: the valve body 5 and the pipeline can be combined by penetrating a bolt through a mounting hole of the connecting disc 51, the rotating disc 11 is rotated to drive the worm 1 to rotate, the worm 1 is rotated to drive the worm wheel 12 to rotate, the worm wheel 12 is rotated to drive the first rotating shaft 14 to rotate, the first rotating shaft 14 is rotated to drive the first gear 13 to rotate, the first gear 13 is rotated to drive the second gear 15 to rotate, the second gear 15 drives the second rotating shaft 4 and the valve plate body 41 to rotate, the diameter of the second gear 15 is 2-3 times of the diameter of the first gear 13, the first gear 13 can drive the second gear 15 to rotate, labor can be saved, and the two sets of second limiting columns 61 and the first limiting column 6 can ensure that the valve plate body 41 can only rotate 45 degrees clockwise to open the valve body 5 or rotate 45 degrees anticlockwise to close the valve body 5.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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. 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 high reliability flange butterfly valve plate convenient to adjust, includes valve body (5), its characterized in that: the inner chamber of valve body (5) is provided with sealing mechanism, the top of valve body (5) is provided with slewing mechanism, slewing mechanism includes first pivot (14), the lateral wall of first pivot (14) is provided with worm wheel (12) and first gear (13), worm wheel (12) are located the top of first gear (13), the right side meshing of worm wheel (12) has worm (1), the front side of worm (1) is provided with carousel (11), the right side meshing of first gear (13) has second gear (15), the diameter of second gear (15) is 2 to 3 times of first gear (13), worm wheel (12) are the same with the diameter of first gear (13), sealing mechanism is located the below of second gear (15) and cooperatees with second gear (15).

2. The easy-to-adjust high reliability valve plate of a flange butterfly valve according to claim 1, wherein: the sealing mechanism comprises a second rotating shaft (4), the top of the second rotating shaft (4) is arranged at the bottom of the second gear (15), and a valve plate body (41) is arranged on the outer side wall of the second rotating shaft (4).

3. The easy-to-adjust high reliability valve plate of a flange butterfly valve according to claim 2, wherein: valve plate body (41) set up the inner chamber in valve body (5), the bottom of second pivot (4) sets up the inner chamber bottom at valve body (5), the top of valve body (5) is run through at the top of second pivot (4), the left and right sides of valve body (5) all is provided with connection pad (51), the lateral wall of connection pad (51) is evenly opened the chisel and is had the mounting hole.

4. The easy-to-adjust high reliability valve plate of a flange butterfly valve according to claim 3, wherein: the top of valve body (5) evenly is provided with support column (3), the top of support column (3) is provided with support frame (2).

5. The adjustable high reliability valve plate of a flange butterfly valve according to claim 4, wherein: first pivot (14) set up the inner chamber at support frame (2), worm (1) set up the front side that runs through support frame (2) in the inner chamber of support frame (2) and the front side of worm (1), the bottom of support frame (2) is run through at the top of second pivot (4).

6. The easy-to-adjust high reliability flange butterfly valve plate of claim 2, characterized in that: the inner chamber of valve body (5) is that the diagonal is provided with two sets of first spacing posts (6), the inner chamber of valve body (5) is that the diagonal is provided with two sets of spacing posts of second (61), second pivot (4) set up the center at first spacing post (6) and spacing post of second (61).