A kind of high sealing elastic sluice valve with wedge-shaped sealing face
Technical field
Fluid line parts equipment technology field is the utility model is related to, is specially a kind of elastic seat sealed lock of high sealing
Valve.
Background technology
Gate valve is that a kind of relatively conventional valve is used in pipeline, in power station, especially thermo-power station and petrochemical industry
, it is necessary to connected or blocked the flowing of medium using gate valve under high-temperature and high-pressure conditions, when existing gate valve use is typically industry
Rotated and risen by valve rod, so as to drive valve plate synchronously to rise, so increase working space in operation, in narrow space internal valve
Bar can not be lifted, and can not thus open valve plate, cause gate valve not use.
Existing gate valve is largely using forcing to be sealed, i.e., when valve is closed, by external force by force by valve
Plate compresses valve, to ensure the leakproofness of gate valve, after such long-time use, will reduce the service life of valve plate, makes gate valve
Leakproofness declines, so that there is the phenomenon leaked, and also it is even more laborious time-consuming thing to replace valve plate, so needing to existing
Gate valve be improved.
Utility model content
The purpose of this utility model is to provide a kind of high sealing elastic sluice valve with wedge-shaped sealing face, to solve to carry in above-mentioned background technology
The problem of going out.
To achieve the above object, the utility model provides following technical solution:A kind of high sealing elastic sluice valve with wedge-shaped sealing face, including
Valve deck, valve body and turn silk valve rod, the valve deck bottom is fixedly connected with valve body by locking nut, is plugged with inside the valve deck
Turn silk valve rod, handle is fixedly connected with the top of described turn of silk valve rod outer wall, mandril nut, institute are rotatably connected at the top of the valve deck
The crevice place for stating valve deck and valve body is fixedly connected with gasket, and body top is run through in the described turn of one end of silk valve rod away from valve deck,
Described turn of silk valve rod outer wall bottom thread is connected with valve plate, and the valve plate side is symmetrically fixedly connected with sealing surface of valve plate, described
Valve plate upper surface side is symmetrically fixedly connected with sliding block, and the valve interior wall is symmetrically arranged with the sliding slot for coordinating sliding block, described
Valve inner is provided through the valve of valve body, and the valve top part is symmetrically fixedly connected with the upper sealing for coordinating sealing surface of valve plate
Block, the valve bottom symmetrical are fixedly connected with the lower sealing block for coordinating sealing surface of valve plate.
Preferably, the valve plate is trapezoidal for the inverted cone of 60 ° of chamfering.
Preferably, fixed frame is fixedly connected with the center of the valve plate upper surface, and fixed frame is socketed in and turns outside silk valve rod
Wall.
Preferably, the crevice place of the mandril nut and handle is socketed with mandril gasket.
Preferably, the bottom of the valve interior wall is fixedly connected with thrust pad.
Compared with prior art, the beneficial effects of the utility model are:
The utility model is used cooperatively the opening for facilitating valve by sliding block and sliding slot, in use, first in valve deck and valve
The crevice place fixed connection and sealing pad of body, then reinforces valve deck and valve body by locking nut, then turns silk by handle
Valve rod, so that valve plate is moved up and down with the rotation for turning silk valve rod, while sliding block is moved along sliding slot rectilinear direction, is so protected
The rotation of silk valve rod will not and then be turned when moving up and down by having demonstrate,proved valve plate, and turning silk valve rod only needs rotation to drive valve plate
Rise, reduce working space, improve the practicality of gate valve.
The utility model improves the leakproofness of gate valve by adding upper sealing block and lower sealing block, is needing closing gate valve
When, silk valve rod is turned by handle, is moved down by valve plate along silk valve rod straight line is turned, when valve plate is moved to valve,
It is fitted close at the top of sealing surface of valve plate with upper sealing block, sealing surface of valve plate bottom with lower sealing block, then passes through mandril nut lock
Unique skill's handle, thus closes gate valve, and reduces the friction of valve plate and valve body, adds the service life of gate valve, at the same time
Also improve the leakproofness of gate valve, it is therefore prevented that the generation of Seepage.
Brief description of the drawings
Fig. 1 is the utility model high sealing elastic sluice valve with wedge-shaped sealing face structure diagram;
Fig. 2 is the utility model high sealing elastic sluice valve with wedge-shaped sealing face A portions schematic diagram.
In figure:1- valve decks;2- valve bodies;3- turns silk valve rod;4- mandril nuts;5- mandril gaskets;6- handles;7- locking screws
It is female;8- gaskets;9- valves;10- valve plates;11- sealing surface of valve plate;12- fixed frames;13- sliding blocks;14- sliding slots;15- thrust pads;
The upper sealing blocks of 16-;Sealing block under 17-.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained, shall fall within the protection scope of the present invention.
- 2 are please referred to Fig.1, the utility model provides a kind of technical solution:A kind of high sealing elastic sluice valve with wedge-shaped sealing face, including valve
Lid 1, valve body 2 and turn silk valve rod 3,1 bottom of valve deck is fixedly connected with valve body 2 by locking nut 7, inside the valve deck 1
It is plugged with and turns silk valve rod 3, handle 6 is fixedly connected with the top of described turn of 3 outer wall of silk valve rod, the top of valve deck 1 is rotatably connected to
Mandril nut 4, the crevice place of the valve deck 1 and valve body 2 are fixedly connected with gasket 8, and described turn of silk valve rod 3 is away from valve deck 1
Through the top of valve body 2, described turn of 3 outer wall bottom thread of silk valve rod is connected with valve plate 10 for one end, and 10 side of valve plate is symmetrically solid
Surely sealing surface of valve plate 11 is connected with, the 10 upper surface side of valve plate is symmetrically fixedly connected with sliding block 13,2 inner wall pair of valve body
Claim to be provided with the sliding slot 14 for coordinating sliding block 13, the valve body 2 is internally provided with the valve 9 through valve body 2, and the valve 9 pushes up
Portion is symmetrically fixedly connected with the upper sealing block 16 for coordinating sealing surface of valve plate 11, and 9 bottom symmetrical of valve is fixedly connected with cooperation
The lower sealing block 17 of sealing surface of valve plate 11.
The valve plate 10 is trapezoidal for the inverted cone of 60 ° of chamfering, uses inverted cone trapezium structure by valve plate 10, facilitates valve
The engagement of plate 10 and valve 9, is fixedly connected with fixed frame 12 at the 10 upper surface center of valve plate, and fixed frame 12 is socketed in and turns
Silk 3 outer wall of valve rod, is socketed in by fixed frame 12 and turns 3 outer wall of silk valve rod, has been consolidated valve plate 10 and has been turned the connection of silk valve rod 3, is prevented
Only valve plate 10, which departs from, turns silk valve rod 3, the crevice place of the mandril nut 4 and handle 6 is socketed with mandril gasket 5, by mandril
The crevice place increase mandril gasket 5 of nut 4 and handle 6, improves the effect that mandril nut 4 reinforces handle 6, so as to close lock
Valve plate 10 is set not move after valve, the bottom of 2 inner wall of valve body is fixedly connected with thrust pad 15, by 10 bottom of valve plate with stopping
Pushing pad 15 contacts, it is therefore prevented that valve plate 10 collides 2 bottom of valve body, causes valve plate 10 to wear.
Operation principle:In use, first then pass through locking in valve deck 1 and the crevice place fixed connection and sealing pad 8 of valve body 2
Nut 7 reinforces valve deck 1 and valve body 2, then turns silk valve rod 3 by handle 6, so that valve plate 10 is with turn for turning silk valve rod 3
It is dynamic and move up and down, while sliding block 13 is moved along 14 rectilinear direction of sliding slot, this ensure that valve plate 10 when moving up and down not
And then silk valve rod 3 can be turned to rotate, and turning silk valve rod 3 needs rotation that valve plate 10 can be driven to rise, and reduces work sky
Between, the practicality of gate valve is improved, when needing closing gate valve, silk valve rod 3 is turned by handle 6, valve plate 10 is along turning silk
3 straight line of valve rod moves down, when valve plate 10 is moved to valve 9, the top of sealing surface of valve plate 11 and upper sealing block 16, and valve plate sealing
11 bottom of face is fitted close with lower sealing block 17, then locks handle 6 by mandril nut 4, thus closes gate valve, and
The friction of valve plate 10 and valve body 2 is reduced, adds the service life of gate valve, while also improves the leakproofness of gate valve, is prevented
The generation of Seepage.
It should be noted that herein, 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 this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only will including those
Element, but also including other elements that are not explicitly listed, or further include as this process, method, article or equipment
Intrinsic key element.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from the principle of the utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.