CN208831747U - Formula eccentric-butterfly-valve is filled on no body - Google Patents

Abstract

The utility model discloses formula eccentric-butterfly-valve is filled on no body, including valve body, valve deck is installed at the top of the valve body, valve rod is rotatably equipped in the axis hole of the valve deck, valve plate is installed in the valve port that the valve body is laterally arranged, the valve plate is fixedly mounted on valve rod by pin, the upper and lower sides of the valve plate are equipped with thrust ring, the edge of the valve plate is fixedly installed with sealing ring, upper and lower ends between the valve rod and valve body and close to valve port are equipped with axle sleeve, valve seat is fixedly installed with by valve body pressing ring in the valve port of the valve body, the valve seat and sealing ring cooperatively form sealing surface, the utility model becomes whole after valve body and pipeline welding, permanent use is not required to repair, other parts can be taken out, ensure that all parts can field maintenance and replacement, it is particularly conducive to Pipes Buried Deep Underground demand；And the valve seat on the sealing ring and valve body on valve plate is all made of dismountable bascule, either double eccentric structures and three eccentricity structure can use.

Description

Formula eccentric-butterfly-valve is filled on no body

Technical field

The utility model relates to butterfly valves, in particular to without formula eccentric-butterfly-valve is filled on body, belong to eccentric-butterfly-valve technical field.

Background technique

Previous eccentric-butterfly-valve is mainly used for the adjusting and cutting on the air-liquid medium delivery pipe road of high, medium and low voltage.Existing Common eccentric-butterfly-valve technology is very mature in technology, but because reasons, the metal hard seal valve valve seat such as technique assembly are same Valve body or integral type are more, even if separate sealing ring and the valve seat that have are also singly to be matched in processing, need to replace simultaneously, Maintenance has to return factory in this way, and not only difficult but also cost is very high, and existing upper dress formula eccentric-butterfly-valve is all using valve seat and valve body Integral type, when sealing surface damages on valve plate, the sealing surface of seat on valve body can also damage simultaneously, cannot achieve live replacement With maintenance, many inconvenience are brought to client.

Utility model content

The technical problems to be solved in the utility model is to overcome the deficiencies of existing technologies, and provides dress formula bias butterfly on no body Valve.

In order to solve the above-mentioned technical problem, the utility model provides the following technical solution:

The utility model is equipped with valve deck, the valve at the top of the valve body without formula eccentric-butterfly-valve, including valve body is filled on body It is rotatably equipped with valve rod in the axis hole of lid, valve plate is installed in the valve port that the valve body is laterally arranged, the valve plate passes through pin It is fixedly mounted on valve rod, the upper and lower sides of the valve plate are equipped with thrust ring, and the edge of the valve plate is fixedly installed with sealing Ring, the upper and lower ends between the valve rod and valve body and close to valve port are equipped with axle sleeve, pass through valve body pressure in the valve port of the valve body Circle is fixedly installed with valve seat, and the valve seat and sealing ring cooperatively form sealing surface, and the sealing ring passes through the fixed peace of valve plate pressing ring On valve plate, the valve plate pressing ring is fixedly mounted on valve plate by soket head cap screw, is equipped with and is filled out at the top of the valve deck Expect gland and matrix liner, filler be equipped in the gland and matrix liner, Upper shaft sleeve is installed inside the filler, Hold-down grid is fixedly installed at the top of the gland.

As a kind of optimal technical scheme of the utility model, the bottom of the axle sleeve inside the valve body lower end is equipped with limit Plate, the limit plate, which is screwed, to be mounted on valve rod.

As a kind of optimal technical scheme of the utility model, between the valve deck and valve body and gland and fill out It is fixed by stud between material pressing plate, nut is installed on the stud.

As a kind of optimal technical scheme of the utility model, sealed between the valve deck and valve body by wound gasket.

As a kind of optimal technical scheme of the utility model, the top of the valve plate is mountable blind flange.

As a kind of optimal technical scheme of the utility model, uses and be threadedly coupled between the valve body pressing ring and valve body.

The utility model beneficial effect achieved is: the utility model structure is simple, easy to use, this eccentric-butterfly-valve is adopted With dress formula butterfly valve structure, become whole after valve body and pipeline welding, permanent use is not required to repair, and other parts can take Out, it is ensured that all parts can field maintenance and replacement, be particularly conducive to Pipes Buried Deep Underground demand；And the sealing on valve plate Valve seat on ring and valve body is all made of dismountable bascule, and either double eccentric structures and three eccentricity structure can use； Valve seat and sealing ring material selection range are wide, and soft seal and pure metal can use, and are applicable in various operating conditions, and satisfaction scene makes With requiring；Since structure is special, two way seal can satisfy, same kind of parts is versatile, can exchange completely, maintenance replacement zero Part is convenient.

Detailed description of the invention

Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the utility model plus the valve body structure schematic diagram that can be used alone after blind flange.

In figure: 1, valve body；2, valve plate；3, valve rod；4, thrust ring；5, valve deck；6, wound gasket；7, axle sleeve；8, Upper shaft sleeve； 9, limit plate；10, valve body pressing ring；11, valve seat；12, sealing ring；13, valve plate pressing ring；14, soket head cap screw；15, double end spiral shell Bolt；16, nut；17, matrix liner；18, filler；19, gland；20, hold-down grid；21, pin；22, blind flange.

Specific embodiment

It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.

Embodiment

As shown in Figs. 1-2, formula eccentric-butterfly-valve is filled on no body, including valve body 1, the top of the valve body 1 are equipped with valve deck 5, It is rotatably equipped with valve rod 3 in the axis hole of the valve deck 5, valve plate 2, the valve are installed in the valve port that the valve body 1 is laterally arranged Plate 2 is fixedly mounted on valve rod 3 by pin 21, and the upper and lower sides of the valve plate 2 are equipped with thrust ring 4, the side of the valve plate 2 Sealing ring 12 is fixedly installed at edge, the upper and lower ends between the valve rod 3 and valve body 1 and close to valve port are equipped with axle sleeve 7, institute It states in the valve port of valve body 1 and valve seat 11 is fixedly installed with by valve body pressing ring 10, the valve seat 11 and sealing ring 12 cooperatively form close Cover, the sealing ring 12 are fixedly mounted on valve plate 2 by valve plate pressing ring 13, and the valve plate pressing ring 13 passes through interior hexagonal spiral shell Nail 14 is fixedly mounted on valve plate 2, and the top of the valve deck 5 is equipped with gland 19 and matrix liner 17, the filler pressure It is equipped with filler 18 in lid 19 and matrix liner 17, Upper shaft sleeve 8, the top of the gland 19 are installed inside the filler 18 Portion is fixedly installed with hold-down grid 20.

The bottom of axle sleeve 7 inside 1 lower end of valve body is equipped with limit plate 9, and the limit plate 9, which is screwed, is mounted on valve On bar 3, it can ensure that axle sleeve 7, thrust ring 4 can form entirety with parts such as valve plates 2, taken out valve body 1, the valve deck 5 together It is fixed by stud 15 between valve body 1 and between gland 19 and hold-down grid 20, the stud Nut 16 is installed on 15, is sealed between the valve deck 5 and valve body 1 by wound gasket 6, leakproofness is improved, the valve plate 2 Top is mountable blind flange 22, and when needing repairing or when renewal part installs blind flange 22 at any time, pipeline is unaffected can It continues to use, will not influence production efficiency, use and be threadedly coupled between the valve body pressing ring 10 and valve body 1.

Working principle: when the utility model is used, valve upper end can install execution structure, pass through connecting bracket and company Spindle connection, band ovable valve stem 3 rotates valve plate 2 and sealing ring 12, forms sealing surface with valve seat 11, to reach adjusting and cut Become whole after the effect of disconnected medium, valve body 1 and pipeline welding, permanent use is not required to repair, and other parts can be taken out, really Protect all parts can field maintenance and replacement, Pipes Buried Deep Underground demand is particularly conducive to, by using upper dress formula, so that all Components installing and dismounting can be carried out from top, without cutting pipeline, facilitate operation, use split type by using valve seat 11 Pressing ring is fixed on pipeline valve body 1, repairs when solving sealing surface damage and replacement is difficult, and can reach two way seal requirement, It, can integral installation and disassembly using valve plate 2, valve rod 3, sealing ring 12, pressing ring, axle sleeve 7,4 integral type of thrust ring.

Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on, It should be included within the scope of protection of this utility model.

Claims (6)

1. without formula eccentric-butterfly-valve, including valve body (1) is filled on body, which is characterized in that be equipped with valve deck at the top of the valve body (1) (5), it is rotatably equipped with valve rod (3) in the axis hole of the valve deck (5), valve is installed in the valve port that the valve body (1) is laterally arranged Plate (2), the valve plate (2) are fixedly mounted on valve rod (3) by pin (21), and the upper and lower sides of the valve plate (2) are equipped with only The edge of throw-out collar (4), the valve plate (2) is fixedly installed with sealing ring (12), between the valve rod (3) and valve body (1) and is leaned on The upper and lower ends of nearly valve port are equipped with axle sleeve (7), are fixedly installed with valve seat by valve body pressing ring (10) in the valve port of the valve body (1) (11), the valve seat (11) and sealing ring (12) cooperatively form sealing surface, and the sealing ring (12) is solid by valve plate pressing ring (13) On valve plate (2), the valve plate pressing ring (13) is fixedly mounted on valve plate (2) by soket head cap screw (14), described for Dingan County Gland (19) and matrix liner (17), the gland (19) and matrix liner (17) are installed at the top of valve deck (5) It is interior to be equipped with filler (18), it is equipped with Upper shaft sleeve (8) inside the filler (18), the top of the gland (19) is fixedly mounted There are hold-down grid (20).

2. filling formula eccentric-butterfly-valve on no body according to claim 1, which is characterized in that inside valve body (1) lower end The bottom of axle sleeve (7) is equipped with limit plate (9), and the limit plate (9), which is screwed, to be mounted on valve rod (3).

3. filling formula eccentric-butterfly-valve on no body according to claim 1, which is characterized in that the valve deck (5) and valve body (1) it Between and gland (19) and hold-down grid (20) between fixed by stud (15), the stud (15) On nut (16) are installed.

4. filling formula eccentric-butterfly-valve on no body according to claim 1, which is characterized in that the valve deck (5) and valve body (1) it Between by wound gasket (6) seal.

5. filling formula eccentric-butterfly-valve on no body according to claim 1, which is characterized in that the top of the valve plate (2) can pacify Equipped with blind flange (22).

6. filling formula eccentric-butterfly-valve on no body according to claim 1, which is characterized in that the valve body pressing ring (10) and valve body (1) using threaded connection between.