CN211624336U

CN211624336U - Metal elastic hard seal butterfly valve with flange

Info

Publication number: CN211624336U
Application number: CN201922273056.5U
Authority: CN
Inventors: 夏金磊
Original assignee: Tianjin Walker Valve Co ltd
Current assignee: Tianjin Walker Valve Co ltd
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-10-02
Anticipated expiration: 2029-12-18

Abstract

The utility model discloses a hard sealed butterfly valve of flange metal elasticity, which comprises a valve body, valve body lateral wall below central point puts fixedly connected with head rod, head rod diapire fixedly connected with first mounting panel, first mounting panel both sides wall intermediate position symmetry fixedly connected with second connecting rod, second connecting rod diapire fixedly connected with second mounting panel, first recess, two have been seted up to the symmetry between the both sides wall both sides intermediate position about the first mounting panel first recess has been seted up between one side lateral wall central point in opposite directions. The utility model discloses, adopt the hard sealed mode, be provided with sealed piece and metal seal circle, the sealed respond well in fact, and sealing mechanism is provided with spacing guiding mechanism, does benefit to and is called the use, and the device body is provided with two sets of installation mechanisms that are the symmetry and set up in addition, device body simple to operate, and the whole device practical application is worth highly.

Description

Metal elastic hard seal butterfly valve with flange

Technical Field

The utility model relates to a butterfly valve technical field especially relates to a flange metal elasticity butterfly valve sealed firmly.

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.

At present, the butterfly valve is used extensively, and present flange metal seal butterfly valve mostly adopts the soft sealing mode, and the sealed effect of reality is not good, and sealing mechanism lacks spacing guiding mechanism, is unfavorable for being transferred the use, and the valve body installation is also inconvenient in addition, and whole practical application value is not high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a hard sealing butterfly valve with metal elasticity for a flange.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a flange metal elastic hard seal butterfly valve comprises a valve body, wherein a first connecting rod is fixedly connected at the central position below the outer side wall of the valve body, the bottom wall of the first connecting rod is fixedly connected with a first mounting plate, the middle positions of the two side walls of the first mounting plate are symmetrically and fixedly connected with a second connecting rod, the bottom wall of the second connecting rod is fixedly connected with a second mounting plate, first grooves are symmetrically arranged between the middle positions of the two sides of the upper side wall and the lower side wall of the first mounting plate, a second groove is arranged between the central positions of the side walls of the opposite sides of the two first grooves, a third mounting plate is slidably connected in the two first grooves, the two third mounting plates are symmetrically arranged, a limiting ring is symmetrically and fixedly sleeved at the outer side wall below the third mounting plate, and a sealing block is symmetrically and fixedly, two fixedly connected with telescopic link between the third mounting panel lateral wall below intermediate position in opposite directions one side, two fixedly connected with spring between the third mounting panel lateral wall below intermediate position in opposite directions one side.

As a further description of the above technical solution:

the second mounting panel roof central point puts fixedly connected with this side second connecting rod diapire, first mounting panel roof central point puts fixedly connected with head rod diapire.

As a further description of the above technical solution:

mounting holes are formed between the upper side wall and the lower side wall of the four corners of the second mounting plate, and the mounting holes are threaded holes.

As a further description of the above technical solution:

the telescopic rod is connected in the second groove, the spring and the two first grooves in a sliding mode, and the spring is connected in the second groove and the two first grooves in a sliding mode.

As a further description of the above technical solution:

the two opposite side walls of the limiting rings on one side are connected with the side wall of the first mounting plate in a sliding mode, and the width of each limiting ring is larger than that of the corresponding first groove.

As a further description of the above technical solution:

two the first recess is from the symmetrical fixedly connected with rubber pad of one side lateral wall, two the rubber pad is to this side lateral wall of third mounting panel of this side of lateral wall sliding connection.

As a further description of the above technical solution:

the fixed cover of sealing block lateral wall equidistance has been connected two sealing washers, two the sealing washer is the metal material.

The utility model discloses following beneficial effect has:

compared with the prior art, the flange metal elasticity butterfly valve sealed firmly adopts the sealed mode firmly, is provided with sealed piece and metal seal circle, and the actual sealing is respond well, and sealing mechanism is provided with spacing guiding mechanism, does benefit to and is called the use, and the device body is provided with two sets of installation mechanisms that are the symmetry and set up in addition, device body simple to operate, and whole device practical application is worth highly.

Drawings

Fig. 1 is a schematic structural view of a metal elastic hard seal butterfly valve with a flange according to the present invention;

fig. 2 is an enlarged view of a portion a in fig. 1 of a flange metal elastic hard seal butterfly valve according to the present invention;

fig. 3 is an enlarged view of B in fig. 1 of a metal elastic hard seal butterfly valve with a flange according to the present invention.

Illustration of the drawings:

1. a valve body; 2. a first connecting rod; 3. a first mounting plate; 4. a second connecting rod; 5. a second mounting plate; 6. a first groove; 7. a second groove; 8. a third mounting plate; 9. a telescopic rod; 10. a spring; 11. a rubber pad; 12. a limiting ring; 13. a sealing block; 14. a seal ring; 15. and (7) installing holes.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a flange metal elastic hard seal butterfly valve comprises a valve body 1, a first connecting rod 2 is fixedly connected at the central position below the outer side wall of the valve body 1, a first mounting plate 3 is fixedly connected at the bottom wall of the first connecting rod 2, a second connecting rod 4 is symmetrically and fixedly connected at the middle position of the two side walls of the first mounting plate 3, a second mounting plate 5 is fixedly connected at the bottom wall of the second connecting rod 4, first grooves 6 are symmetrically arranged between the middle positions of the two sides of the upper side wall and the lower side wall of the first mounting plate 3, a second groove 7 is arranged between the central positions of the side walls of the opposite sides of the two first grooves 6, third mounting plates 8 are slidably connected in the two first grooves 6, the two third mounting plates 8 are symmetrically arranged, a limiting ring 12 is symmetrically and fixedly sleeved at the outer side wall below the third mounting plates 8, and a sealing block 13, play sealed effect, fixedly connected with telescopic link 9 between two 8 opposite side lateral wall below intermediate positions of third mounting panel, fixedly connected with spring 10 between two 8 opposite side lateral wall below intermediate positions of third mounting panel plays the guide effect to third mounting panel 8.

The central position of the top wall of the second mounting plate 5 is fixedly connected with the bottom wall of the second connecting rod 4 at the side, the central position of the top wall of the first mounting plate 3 is fixedly connected with the bottom wall of the first connecting rod 2, mounting holes 15 are arranged between the upper side wall and the lower side wall at the four corners of the second mounting plate 5, the mounting holes 15 are threaded holes, which are beneficial to fixing the mounting device body, a telescopic rod 9 is slidably connected in a second groove 7, a spring 10 and two first grooves 6, the spring 10 is slidably connected in the second groove 7 and the two first grooves 6, the side wall of one side of two limiting rings 12 at one side is slidably connected with the side wall of the first mounting plate 3, the width of the limiting rings 12 is larger than that of the first grooves 6, which plays a role in limiting and guiding the third mounting plate 8 and is beneficial to being called and used, rubber pads 11 are symmetrically and fixedly connected with the side wall of one side of the two first grooves 6, the, the protection effect on the third mounting plate 8 is achieved, the two sealing rings 14 are fixedly sleeved on the outer side wall of the sealing block 13 at equal intervals, the two sealing rings 14 are made of metal materials, the sealing block 13 and the sealing ring 14 on the side can be embedded into the side wall of the inner cavity of the valve body 1 on the side, and the hard sealing effect is achieved.

The working principle is as follows: the sealing block 13 and the sealing ring 14 on the side can be embedded into the side inner cavity side wall of the valve body 1 (the valve body 1 is the prior art in the market, and the specific model can refer to D343H-16C and the like) to play a role of hard sealing, the sealing block 13 and the sealing ring 14 are fixedly arranged on a third mounting block 8, the third mounting plate 8 is provided with a limit guide mechanism which is beneficial to being called and used, namely, first grooves 6 are symmetrically arranged between the middle positions of the two sides of the upper and lower side walls of the first mounting plate 3, a second groove 7 is arranged between the center positions of the side walls of the opposite sides of the two first grooves 6, the third mounting plate 8 is connected in the two first grooves 6 in a sliding way, a limiting ring 12 is symmetrically and fixedly sleeved on the outer side wall below the third mounting plate 8, and a telescopic rod 9 is fixedly connected between the middle positions of the lower side walls of the opposite sides of the two third mounting plates 8, two third mounting panels 8 are fixedly connected with spring 10 between the lateral wall below intermediate position in one side in opposite directions, telescopic link 9 sliding connection is in second recess 7, spring 10, in two first recesses 6, spring 10 sliding connection is in second recess 7 and two first recesses 6, with two spacing collars 12 in one side in opposite directions lateral wall sliding connection have this lateral wall of first mounting panel 3, the width of spacing collar 12 is greater than the width of first recess 6, in addition the device body is provided with two sets of installation mechanisms that are the symmetry setting, namely 3 both sides of wall intermediate position symmetry fixedly connected with second connecting rod 4 of first mounting panel, 4 diapire fixedly connected with second mounting panel 5 of second connecting rod, mounting hole 15 has been seted up between the wall about 5 four corners of second mounting panel, device body simple to operate, the whole device practical application is worth highly.

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 scope of the invention.

Claims

1. The utility model provides a flange metal elasticity butterfly valve sealed firmly, includes valve body (1), its characterized in that: a first connecting rod (2) is fixedly connected to the central position below the outer side wall of the valve body (1), a first mounting plate (3) is fixedly connected to the bottom wall of the first connecting rod (2), second connecting rods (4) are symmetrically and fixedly connected to the middle positions of the two side walls of the first mounting plate (3), a second mounting plate (5) is fixedly connected to the bottom wall of the second connecting rod (4), first grooves (6) are symmetrically formed between the middle positions of the two sides of the upper side wall and the lower side wall of the first mounting plate (3), a second groove (7) is formed between the central positions of the side walls of the two opposite sides of the two first grooves (6), third mounting plates (8) are slidably connected in the two first grooves (6), the two third mounting plates (8) are symmetrically arranged, and limiting rings (12) are symmetrically and fixedly sleeved on the outer side wall below the third, two third mounting panel (8) is symmetrical fixedly connected with seal block (13), two in opposite directions lateral wall top intermediate position fixedly connected with telescopic link (9), two between third mounting panel (8) one side lateral wall below intermediate position in opposite directions fixedly connected with spring (10) between third mounting panel (8) one side lateral wall below intermediate position in opposite directions.

2. The metal-on-flange butterfly valve of claim 1, wherein: the top wall center position of the second mounting plate (5) is fixedly connected with the bottom wall of the second connecting rod (4) on the side, and the top wall center position of the first mounting plate (3) is fixedly connected with the bottom wall of the first connecting rod (2).

3. The metal-on-flange butterfly valve of claim 1, wherein: mounting holes (15) are formed between the upper side wall and the lower side wall of the four corners of the second mounting plate (5), and the mounting holes (15) are threaded holes.

4. The metal-on-flange butterfly valve of claim 1, wherein: the telescopic rod (9) is connected in the second groove (7), the spring (10) and the two first grooves (6) in a sliding mode, and the spring (10) is connected in the second groove (7) and the two first grooves (6) in a sliding mode.

5. The metal-on-flange butterfly valve of claim 1, wherein: the two opposite side walls of the limiting rings (12) on one side are connected with the side wall of the first mounting plate (3) in a sliding mode, and the width of each limiting ring (12) is larger than that of the first groove (6).

6. The metal-on-flange butterfly valve of claim 1, wherein: two first recess (6) leave one side lateral wall symmetry fixedly connected with rubber pad (11) mutually, two rubber pad (11) opposite side lateral wall sliding connection has this side lateral wall of third mounting panel (8) of this side.

7. The metal-on-flange butterfly valve of claim 1, wherein: two sealing rings (14) are fixedly sleeved on the outer side wall of the sealing block (13) at equal intervals, and the two sealing rings (14) are made of metal materials.