CN208252783U - A kind of DN100 high-performance butterfly valve assembly - Google Patents

Abstract

The utility model discloses a kind of assembly of DN100 high-performance butterfly valve, including bottom cover, the upper end face of the bottom cover is fixedly installed wound gasket, the outer upper end of the bottom cover is fixedly installed valve body, the inner upper end of the valve body is provided with valve rod, the outer upper end of the valve body is fixedly installed valve plate, the outer upper end of the valve plate is fixedly installed interior hexagonal, the upper end of the interior hexagonal is fixedly installed soft seal pressing plate, the outer surface of the valve rod and be located at Upper shaft sleeve upper end be successively fixedly installed Packing seat from the bottom up, filler and filler nail pressing, the upper end of the outer housing is fixedly installed bracket, the upper end of the filler nail pressing is fixedly installed hold-down grid, the upper end of the female connector is fixedly connected with spindle, the upper end of the spindle is fixedly installed pneumatic actuator, the utility model relates to butterfly valves to assemble field.A kind of DN100 high-performance butterfly valve assembly, the leakproofness of assembly connection is good, while conveniently carrying out demolition and maintenance to it, to improve the service performance of butterfly valve.

Description

A kind of DN100 high-performance butterfly valve assembly

Technical field

The utility model relates to butterfly valves to assemble field, specially a kind of DN100 high-performance butterfly valve assembly.

Background technique

Butterfly valve is called flap valve, is a kind of simple regulating valve of structure, can be used for the switch control of low pressure pipeline medium Butterfly valve refers to that closure member is disk, and a kind of valve of open and close is reached around valve shaft rotation.Valve can be used for controlling air, The flowing of the various types fluids such as water, steam, various corrosive medias, mud, oil product, liquid metal and radiating medium.? Cutting and throttling action are mainly played on pipeline.Butterfly valve opening and closing element is a discoidal butterfly plate, around the axis of its own in valve body Line rotation, to achieve the purpose that opening and closing or adjusting.But existing butterfly valve is setting for integral type at the position of rotation connection Meter, valve inner need replacing or when periodic maintenance, dismantle cumbersome, more consuming time and efforts, fill again The precision matched also is difficult to be effectively guaranteed, while existing butterfly valve service performance is low, makes troubles to using.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of DN100 high-performance butterfly valve assembly, solves existing The problem of butterfly valve disassembly installation is complicated, brings inconvenience to replacement maintenance, while solving the problems, such as that existing butterfly valve service performance is low.

(2) technical solution

In order to achieve the above object, the utility model is achieved by the following technical programs: a kind of DN100 high-performance butterfly valve Assembly, including bottom cover, the upper end face of the bottom cover are fixedly installed wound gasket, and the middle part upper end of the bottom cover is fixedly installed Divided ring, the outer upper end of the bottom cover are fixedly installed valve body, and the inner upper end of the valve body is provided with valve rod, the valve rod Outer surface and be located at divided ring upper end be fixedly installed Lower shaft sleeve, the outer upper end of the valve body is fixedly installed valve plate, The lower end of the valve plate is fixedly connected with the valve body by being provided with valve seat insert, and the outer upper end of the valve plate is fixedly installed Interior hexagonal, the upper end of the interior hexagonal are fixedly installed soft seal pressing plate, the upper end of the soft seal pressing plate and are located at outside valve rod Side is fixedly installed outer housing, the outer surface of the valve rod and is located inside outer housing and is fixedly installed Upper shaft sleeve, the valve The outer surface of bar and be located at Upper shaft sleeve upper end be successively fixedly installed Packing seat, filler and filler nail pressing from the bottom up, it is described The upper end of outer housing is fixedly installed bracket, and the upper end of the filler nail pressing is fixedly installed hold-down grid, the top of the valve rod Portion is fixedly installed female connector, and the upper end of the female connector is fixedly connected with spindle, and the upper end of the spindle, which is fixedly installed, pneumatically holds Row device.

Preferably, the two sides of the bottom of the bottom cover are fixedly installed the first plain washer, the lower end of first plain washer It is fixedly installed the first elastic washer, the lower end of first elastic washer is fixedly installed hexagon-headed bolt.

Preferably, the inside upper and lower ends of the valve plate are fixedly installed taper bolt.

Preferably, studs is provided on the hold-down grid, hold-down grid is run through simultaneously in the lower end of the studs The inside of outer housing is extended to, the upper end face that the studs is located at hold-down grid is fixedly installed hex nut.

Preferably, the bottom interior surface of the bracket is fixedly installed the second plain washer, the upper end of second plain washer It is fixedly installed the second elastic washer, the upper end of second elastic washer is provided with interior hex bolt.

(3) beneficial effect

The utility model provides a kind of assembly of DN100 high-performance butterfly valve, have it is following the utility model has the advantages that

(1), a kind of DN100 high-performance butterfly valve assembly, is provided with wound gasket and valve body by the upper end face in bottom cover It is fixedly connected, while the two sides of the bottom in bottom cover being provided with the first plain washer, the first elastic washer and hexagon-headed bolt pair It is assembled between bottom cover and valve body, then then by being provided with valve seat insert, interior hexagonal and soft between valve plate and outer housing Assembly is fixed in sealing clamp, and is then by the second plain washer, the second elastic washer and interior angle between outer housing and bracket Assembly is fixed in hook bolt, can effectively ensure that the leakproofness of assembly connection, while enhanced convenience dismantles it Maintenance, to improve the service performance of butterfly valve.

(2), a kind of DN100 high-performance butterfly valve assembly, by the outside of valve rod and being located inside outer housing from lower past On be disposed with Packing seat, filler and filler nail pressing, be fixed by hold-down grid and studs, due to rubbing for filler It is low to wipe coefficient, valve rod can be made to carry out the stable adjusting that moves up and down, it is convenient that stable adjusting is carried out by pneumatic actuator, it ties Structure design is simple and practical.

Detailed description of the invention

Fig. 1 is the utility model overall structure diagram；

Fig. 2 is the utility model side structure schematic view；

Fig. 3 is structural schematic diagram at the utility model A；

Fig. 4 is structural schematic diagram at the utility model B.

In figure: 1- hexagon-headed bolt, the first elastic washer of 2-, the first plain washer of 3-, 4- bottom cover, 5- wound gasket, 6- are split Ring, 7- Lower shaft sleeve, 8- valve body, 9- valve seat insert, 10- taper bolt, 11- valve plate, hexagonal, 13- soft seal pressing plate, 14- in 12- Upper shaft sleeve, 15- Packing seat, 16- filler, 17- filler nail pressing, the second plain washer of 18-, the second elastic washer of 19-, angle head in 20- Bolt, 21- hold-down grid, 22- hex nut, 23- studs, 24- valve rod, 25- female connector, 26- bracket, 27- spindle, 28- Pneumatic actuator, 29- outer housing.

Specific embodiment

Below in conjunction with the attached drawing in the utility model example, the technical solution in the utility model example is carried out clear, complete Site preparation description, it is clear that the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments. Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts Every other embodiment, fall within the protection scope of the utility model.

Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of DN100 high-performance butterfly valve assembly, including Bottom cover 4, the upper end face of bottom cover 4 are fixedly installed wound gasket 5, and the middle part upper end of bottom cover 4 is fixedly installed divided ring 6, bottom cover 4 Outer upper end be fixedly installed valve body 8, the inner upper end of valve body 8 is provided with valve rod 24, the outer surface of valve rod 24 and is located at 6 upper end of divided ring is fixedly installed Lower shaft sleeve 7, and the outer upper end of valve body 8 is fixedly installed valve plate 11, and the lower end of valve plate 11 passes through It is provided with valve seat insert 9 to be fixedly connected with valve body 8, the outer upper end of valve plate 11 is fixedly installed interior hexagonal 12, interior hexagonal 12 Upper end be fixedly installed soft seal pressing plate 13, the upper end of soft seal pressing plate 13 and be located on the outside of valve rod 24 and be fixedly installed shell Body 29, the outer surface of valve rod 24 and is located inside outer housing 29 and is fixedly installed Upper shaft sleeve 14, the outer surface of valve rod 24 and It is successively fixedly installed Packing seat 15, filler 16 and filler nail pressing 17, the friction of filler from the bottom up positioned at 14 upper end of Upper shaft sleeve Coefficient is low, and valve rod can be made to carry out the stable adjusting that moves up and down, and the upper end of outer housing 29 is fixedly installed bracket 26, filler pressure The upper end of nail 17 is fixedly installed hold-down grid 21, and the top of valve rod 24 is fixedly installed female connector 25, and the upper end of female connector 25 is fixed It is connected with spindle 27, the upper end of spindle 27 is fixedly installed pneumatic actuator 28.

The two sides of the bottom of bottom cover 4 are fixedly installed the first plain washer 3, and the lower end of the first plain washer 3 is fixedly installed The lower end of one elastic washer 2, the first elastic washer 2 is fixedly installed hexagon-headed bolt 1.The inside upper and lower ends of valve plate 11 are solid Surely it is provided with taper bolt 10.Studs 23 is provided on hold-down grid 21, hold-down grid 21 is run through in the lower end of studs 23 And the inside of outer housing 29 is extended to, the upper end face that studs 23 is located at hold-down grid 21 is fixedly installed hex nut 22.The bottom interior surface of bracket 26 is fixedly installed the second plain washer 18, and the upper end of the second plain washer 18 is fixedly installed second Elastic washer 19, the upper end of the second elastic washer 19 are provided with interior hex bolt 20.

In use, being fixedly connected by being provided with wound gasket 5 in the upper end face of bottom cover 4 with valve body 8, while by the bottom of at The two sides of the bottom of lid 4 be provided with the first plain washer 3, the first elastic washer 2 and hexagon-headed bolt 1 between bottom cover 4 and valve body 8 into Luggage is matched, then then by being provided with valve seat insert 9, interior hexagonal 12 and soft seal pressing plate 13 between valve plate 11 and outer housing 29 Assembly is fixed, and is then by the second plain washer 18, the second elastic washer 19 and interior angle between outer housing 29 and bracket 26 Assembly is fixed in hook bolt 20, can effectively ensure that the leakproofness of assembly connection, while enhanced convenience tears it open Maintenance is unloaded, to improve the service performance of butterfly valve, while by the outside of valve rod 24 and being located inside outer housing 29 from lower past On be disposed with Packing seat 15, filler 16 and filler nail pressing 17, be fixed by hold-down grid 21 and studs 23, by It is low in the coefficient of friction of filler 16, valve rod 24 can be made to carry out the stable adjusting that moves up and down, it is convenient to pass through pneumatic actuator 28 Stable adjusting is carried out, it is easy to use.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.In the absence of more restrictions.By sentence " element limited including one ..., it is not excluded that There is also other identical elements in the process, method, article or apparatus that includes the element ".

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of DN100 high-performance butterfly valve assembly, including bottom cover (4), it is characterised in that: the upper end face of the bottom cover (4) is solid Surely it is provided with wound gasket (5), the middle part upper end of the bottom cover (4) is fixedly installed divided ring (6), the outside of the bottom cover (4) Upper end is fixedly installed valve body (8), and the inner upper end of the valve body (8) is provided with valve rod (24), the outside of the valve rod (24) Surface and be located at divided ring (6) upper end be fixedly installed Lower shaft sleeve (7), the outer upper end of the valve body (8) is fixedly installed valve The lower end of plate (11), the valve plate (11) is fixedly connected by being provided with valve seat insert (9) with valve body (8), the valve plate (11) outer upper end is fixedly installed interior hexagonal (12), and the upper end of the interior hexagonal (12) is fixedly installed soft seal pressing plate (13), the upper end of the soft seal pressing plate (13) and be located at valve rod (24) on the outside of be fixedly installed outer housing (29), the valve rod (24) outer surface and being located inside outer housing (29) is fixedly installed Upper shaft sleeve (14), the outer surface of the valve rod (24) And be located at Upper shaft sleeve (14) upper end and be successively fixedly installed Packing seat (15), filler (16) and filler nail pressing (17) from the bottom up, The upper end of the outer housing (29) is fixedly installed bracket (26), and the upper end of the filler nail pressing (17) is fixedly installed filler pressure Plate (21) is fixedly installed female connector (25) at the top of the valve rod (24), and the upper end of the female connector (25) is fixedly connected with spindle (27), the upper end of the spindle (27) is fixedly installed pneumatic actuator (28).

2. a kind of DN100 high-performance butterfly valve assembly according to claim 1, it is characterised in that: the bottom of the bottom cover (4) Two sides are fixedly installed the first plain washer (3), and the lower end of first plain washer (3) is fixedly installed the first elastic washer (2), the lower end of first elastic washer (2) is fixedly installed hexagon-headed bolt (1).

3. a kind of DN100 high-performance butterfly valve assembly according to claim 1, it is characterised in that: the valve plate (11) it is interior Portion's upper and lower ends are fixedly installed taper bolt (10).

4. a kind of DN100 high-performance butterfly valve assembly according to claim 1, it is characterised in that: the hold-down grid (21) On be provided with studs (23), the lower end of the studs (23) is through hold-down grid (21) and extends to outer housing (29) Inside, the upper end face that the studs (23) is located at hold-down grid (21) is fixedly installed hex nut (22).

5. a kind of DN100 high-performance butterfly valve assembly according to claim 1, it is characterised in that: the bottom of the bracket (26) Portion's inner surface is fixedly installed the second plain washer (18), and the upper end of second plain washer (18) is fixedly installed the second elastic cushion It encloses (19), the upper end of second elastic washer (19) is provided with interior hex bolt (20).