CN211693559U - Eccentric butterfly valve body with bracket - Google Patents

Abstract

The utility model provides a belt support formula eccentric butterfly valve body belongs to the valve field, include the support with body integrated into one piece, the both sides of body are equipped with end flange, be equipped with first strengthening rib between support and the end flange, the outer lane of support still is equipped with the second strengthening rib, the first strengthening rib setting of perpendicular to is established to the second strengthening rib, the up end of support is flange, the middle part of support up end is equipped with the connection tang, be equipped with coaxial last packing box between the internal diameter of the up end of support to body in proper order, prevent silt seal groove and upper bearing groove on, the lower extreme from the bottom up of valve body is equipped with coaxial lower packing box in proper order, prevent silt seal groove and lower bearing groove down. The utility model discloses both satisfied the regulation convenience of packing, saved loaded down with trivial details assembly again, the effectual manufacturing cost that has reduced has produced environmental protection and energy saving and consumption reduction benefit great, has improved assembly efficiency greatly.

Description

Eccentric butterfly valve body with bracket

Technical Field

The utility model belongs to the valve field relates to a belt support formula eccentric butterfly valve body.

Background

Need sealed between the valve shaft of butterfly valve and the valve body, the sealing filler around the valve shaft needs gland to compress tightly, when the medium appears leaking between valve shaft and the valve body, we just need to adjust the bolt of fixed gland, for the convenience of adjusting, traditional way is to add a transition support between butterfly valve body and transmission, open a window that can be used to the regulation on the transition support, and two flanges of transition support also need be connected with flange and transmission respectively with the bolt in the valve body, the nut, the gasket, so not only cost a large amount of raw and other materials (transition support), the bolt, the nut, gasket and assembler's assemble duration, the working efficiency is difficult to improve.

SUMMERY OF THE UTILITY MODEL

The to-be-solved problem of the utility model is to provide a belt support formula eccentric butterfly valve body, fused the function of support, both satisfied the regulation convenience of packing, saved loaded down with trivial details assembly again, effectual reduction manufacturing cost, greatly produced environmental protection and energy saving and consumption reduction benefit, improved assembly efficiency greatly.

In order to solve the technical problem, the utility model discloses a technical scheme is: the eccentric butterfly valve body with the bracket comprises a bracket integrally formed with a body, end face flanges are arranged on two sides of the body, a first reinforcing rib is arranged between the bracket and the end face flanges, a second reinforcing rib is further arranged on the outer ring of the bracket, the second reinforcing rib is perpendicular to the first reinforcing rib, the upper end face of the bracket is a connecting flange, and a connecting spigot is arranged in the middle of the upper end face of the bracket;

the upper end face of the support is to be equipped with coaxial last stuffing box, last silt-proof seal groove and upper bearing groove between the internal diameter of body in proper order, the lower extreme from the bottom up of valve body is equipped with coaxial lower stuffing box, prevents silt-proof seal groove and lower bearing groove in proper order.

Furthermore, the upper end of the support is provided with a filler adjusting window, and the filler adjusting window is two arc-shaped plates symmetrically arranged on the same circle.

Furthermore, the both sides of end face flange are equipped with the hoist and mount board of outside extension, the hoist and mount board is kept away from the vertical setting in one side of body, the four corners of hoist and mount board is equipped with the hole for hoist and mount.

Furthermore, the side face and the lower end face of the hoisting plate are provided with positioning screw holes for assembling and fixing the body.

Furthermore, the inner ring of the body and the area matched with the valve seat are provided with a first positioning groove which is concave inwards and a second positioning groove which extends into the body in the side direction, and the upper end surface of the second positioning groove is superposed with the lower end surface of the first positioning groove.

Further, the section of first constant head tank is triangle-shaped and point portion towards the inside setting of body, the second constant head tank be sharp point portion for the right angled triangle and the right angle limit of circular arc with the lower terminal surface parallel and level setting of first constant head tank.

Compared with the prior art, the utility model has the advantages and positive effect as follows.

1. The utility model integrates the bracket on the body, which not only satisfies the adjustment convenience of the filler, but also saves the complex assembly, effectively reduces the production cost, greatly produces the benefits of environmental protection, energy saving and consumption reduction, and greatly improves the assembly efficiency;

2. an upper stuffing box, an upper silt-proof sealing groove and an upper bearing groove which are coaxial are sequentially arranged from the upper end face of the support to the inner diameter of the body, and a lower stuffing box, a lower silt-proof sealing groove and a lower bearing groove which are coaxial are sequentially arranged at the lower end of the valve body from bottom to top, so that the structure not only ensures the smooth rotation of the valve rod relative to the body, but also ensures the sealing performance of the valve rod, and the structure is simple and is more rapid to assemble;

3. set up first constant head tank and second constant head tank, increase the binding face of disk seat and body, and then increase the coefficient of friction between the two, guarantee complex stability, more be favorable to the stability after the disk seat installation, be difficult to appear misplacing and not hard up, promote valve body and disk seat complex stability.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic structural view of a valve body of a belt-stand type eccentric butterfly valve according to the present invention;

figure 2 is a detailed view of section D of figure 1 of the present invention;

FIG. 3 is a cross-sectional view of the valve body of the eccentric butterfly valve with bracket of the present invention;

figure 4 is a detail view of section C of figure 3 of the present invention;

fig. 5 is a view of fig. 3 in the direction a of the present invention;

FIG. 6 is a front view of a valve body of the eccentric butterfly valve with a bracket according to the present invention;

fig. 7 is a cross-sectional view taken along the direction B of fig. 6 according to the present invention.

Reference numerals:

1. a body; 101. an end face flange; 11. hoisting the plate; 12. hoisting holes; 13. positioning the screw hole; 14. a first positioning groove; 15. a second positioning groove; 3. a first reinforcing rib; 4. a second reinforcing rib; 2. a support; 21. connecting a spigot; 22. filling a stuffing box; 23. a silt-preventing sealing groove is arranged; 24. an upper bearing groove; 25. a stuffing box is arranged; 26. a lower silt-prevention sealing groove; 27. A lower bearing groove; 28. the filler adjusts the window.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified 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 by those of ordinary skill in the art through specific situations.

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.

As shown in figures 1-7, the utility model relates to a support-type eccentric butterfly valve body, which comprises a support 2 formed integrally with a body 1, end flanges 101 are arranged on both sides of the body 1, a first reinforcing rib 3 is arranged between the support 2 and the end flange 101, a second reinforcing rib 4 is arranged on the outer ring of the support 2, the second reinforcing rib 4 is arranged perpendicular to the first reinforcing rib 3, the upper end surface of the support 2 is a connecting flange, a connecting spigot 21 is arranged in the middle of the upper end surface of the support 2, an upper stuffing box 22, an upper silt-proof sealing groove 23 and an upper bearing groove 24 which are coaxial are arranged in sequence from the upper end surface of the support 2 to the inner diameter of the body 1, and a lower stuffing box 25 which is coaxial is arranged in sequence from bottom to top at the lower end of the valve, lower silt-proof seal groove 26 and lower bearing groove 27, this structure had both satisfied the regulation convenience of packing, had saved loaded down with trivial details assembly again, and the leakproofness is good moreover.

Preferably, the upper end of support 2 is equipped with filler adjustment window 28, and filler adjustment window 28 is two arcs of circles symmetry setting, conveniently carries out the regulation and the compressing tightly of packing height, and stability is high.

Preferably, the both sides of end face flange 101 are equipped with the hoist and mount board 11 of outside extension, and the vertical setting in one side of body 1 is kept away from to hoist and mount board 11, and the four corners of hoist and mount board 11 is equipped with lifting hole 12, and the rings on the driving can be quick hang in lifting hole 12 for hoist and mount convenient and fast more, promote the efficiency of equipment and the convenience of operation, the slippage problem has also not appeared easily, has promoted the security of equipment.

Preferably, the side and the lower terminal surface of hoisting plate 11 all are equipped with body 1 and assemble fixed positioning screw hole 13 of usefulness, realize body 1's high-speed joint and location, promote the efficiency and the precision of equipment.

Preferably, an area where the inner ring of the body 1 is matched with the valve seat is provided with a first positioning groove 14 which is concave and a second positioning groove 15 which laterally extends into the body 1, the upper end surface of the second positioning groove 15 is overlapped with the lower end surface of the first positioning groove 14, the binding surface of the valve seat and the body 1 is increased, the friction coefficient between the valve seat and the body 1 is further increased, and the stability of matching is ensured; more preferably, the section of first constant head tank 14 is triangle-shaped and point portion towards the inside setting of body 1, second constant head tank 15 is that the point portion sets up for the right angled triangle of circular arc and right-angle side and the lower terminal surface parallel and level of first constant head tank 14, this section locking takes off, the outer lane of disk seat inlays and establishes in first constant head tank 14, one end inlays and establishes in second constant head tank 15, more be favorable to the stability after the disk seat installation, be difficult to appear misplacing and not hard up, promote valve body and disk seat complex stability.

In the actual work process, earlier pass through hole for hoist 12 with the driving, hoist body 1 to the station of equipment, then prepare the relevant part of equipment, before valve body and other parts equipment, can pass through a plurality of location screw 13, fix a position simultaneously body 1's lower terminal surface and side, guarantee under the equipment state, the stability of valve body, guarantee the benchmark of equipment, then install the disk seat that corresponds, and be connected with traditional transmission through the upper end of support 2, the face of being connected of support 2 upper end matches the setting with traditional device, wholly melt support 2 on body 1, the regulation convenience of packing has both been satisfied, loaded down with trivial details assembly has been saved again. The production cost is effectively reduced, the benefits of environmental protection, energy conservation and consumption reduction are greatly generated, and the assembly efficiency is greatly improved.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims (6)

1. Take eccentric butterfly valve body of posture, its characterized in that: the support is integrally formed with the body, end face flanges are arranged on two sides of the body, a first reinforcing rib is arranged between the support and the end face flanges, a second reinforcing rib is further arranged on the outer ring of the support and is perpendicular to the first reinforcing rib, the upper end face of the support is a connecting flange, and a connecting spigot is arranged in the middle of the upper end face of the support;

the upper end face of the support is to be equipped with coaxial last stuffing box, last silt-proof seal groove and upper bearing groove between the internal diameter of body in proper order, the lower extreme from the bottom up of valve body is equipped with coaxial lower stuffing box, prevents silt-proof seal groove and lower bearing groove in proper order.

2. The spool-style eccentric butterfly valve body of claim 1, wherein: the upper end of the support is provided with a filler adjusting window, and the filler adjusting window is two arc-shaped plates symmetrically arranged on the same circle.

3. The spool-style eccentric butterfly valve body of claim 1, wherein: the both sides of end face flange are equipped with the hoist and mount board of outside extension, the hoist and mount board is kept away from the vertical setting in one side of body, the four corners of hoist and mount board is equipped with the hole for hoist.

4. The ported eccentric butterfly valve body of claim 3, wherein: and positioning screw holes for assembling and fixing the body are formed in the side surface and the lower end surface of the hoisting plate.

5. The eccentric butterfly valve body of any of claims 1 to 4, wherein: the inner ring of the body and the area matched with the valve seat are provided with a first positioning groove which is concave inwards and a second positioning groove which extends into the body in the side direction, and the upper end face of the second positioning groove is coincided with the lower end face of the first positioning groove.

6. The ported eccentric butterfly valve body of claim 5, wherein: the section of first constant head tank is triangle-shaped and point portion and sets up towards the body is inside, the second constant head tank be sharp point portion for the right angled triangle and the right angle limit of circular arc with the lower terminal surface parallel and level setting of first constant head tank.

Images