CN207297931U - A kind of valve plate sealing structure of soft sealing gate valve - Google Patents
A kind of valve plate sealing structure of soft sealing gate valve Download PDFInfo
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- CN207297931U CN207297931U CN201721293070.6U CN201721293070U CN207297931U CN 207297931 U CN207297931 U CN 207297931U CN 201721293070 U CN201721293070 U CN 201721293070U CN 207297931 U CN207297931 U CN 207297931U
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Abstract
The utility model provides a kind of valve plate sealing structure of soft sealing gate valve, is related to soft sealing gate valve field.The valve plate sealing structure of the soft sealing gate valve, including connection ring, the inner wall of the connection ring is overlapped with apron, the inner wall of the apron is fixedly connected with valve plate, and the bottom of the valve plate is fixedly connected with accessory plate, sealing strip is fixedly connected with the left of the accessory plate, the inner bottom wall of the connection ring is fixedly connected with base, the upper surface of the base offers slot, and the upper surface of the base opens up fluted, and the inner bottom wall of groove is overlapped with leather packing.The valve plate sealing structure of the soft sealing gate valve, coordinated by valve plate, apron, accessory plate, sealing strip, spring box, motion bar, baffle, spring, fixed block, groove and leather packing, reach the effect of good airproof performance of the valve plate sealing structure of soft sealing gate valve when being closed, leakproofness is inadequate when solving the raft plate sealing structure of existing soft sealing gate valve for closing, the problem of be easy to causeing leakage.
Description
Technical field
Soft sealing gate valve technical field is the utility model is related to, is specially a kind of valve plate sealing structure of soft sealing gate valve.
Background technology
Over 2010, domestic many valve manufacturers develop soft sealing gate valves, this gate valve and traditional carve formula or flat
Line double ram type gate valve, which is compared, following features：First, the valve body of soft sealing gate valve, valve deck are cast using microcast process, and one
Secondary shaping, is no longer machined at all, without using sealing copper ring, saves non-ferrous metal；2nd, soft sealing gate valve bottom is without pit,
Slag thing is not accumulated, the failure rate that gate valve opens and closes is low；3rd, soft seal line with rubber Dimension of Valve Plate is unified, and interchangeability is strong.Therefore soft seal lock
Valve by be gate valve developing direction, a kind of and valve that water supply industry gladly uses., must not when opening and closing soft sealing gate valve
Closed it is dead, as long as reaching water-stagnating effect.
Soft sealing gate valve, industrial valves, the opening and closing element of soft sealing gate valve are flashboards, the direction of motion and flow direction of flashboard
Perpendicular, gate valve can only make standard-sized sheet and fully closed, it is impossible to make adjustments and throttle.Two sealing surface shapes of most common pattern slide valve
Wedgewise, key groove are different with valve parameter, and soft sealing gate valve is divided into two kinds of rising stem (RS.) soft sealing gate valve and dark bar soft sealing gate valve.
Usually there is trapezoidal thread on elevating lever, pass through the guide groove on the nut and valve body among flashboard, existing soft sealing gate valve
Raft plate sealing structure for close when leakproofness it is inadequate, be easy to cause leakage.
Utility model content
(1) technical problem solved
In view of the deficiencies of the prior art, the utility model provides a kind of valve plate sealing structure of soft sealing gate valve, solves
Leakproofness is inadequate when the valve plate sealing structure of existing soft sealing gate valve is for closing, the problem of be easy to causeing leakage.
(2) technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs：A kind of valve of soft sealing gate valve
Plate sealing structure, including connection ring, the inner wall of the connection ring are overlapped with apron, and the inner wall of the apron is fixedly connected with valve
Plate, the bottom of the valve plate are fixedly connected with accessory plate, sealing strip, the connection ring are fixedly connected with the left of the accessory plate
Inner bottom wall be fixedly connected with base, the upper surface of the base offers slot, the upper surface of the base open up it is fluted,
The inner bottom wall of the groove is overlapped with leather packing, and the upper surface of the leather packing is fixedly connected with fixed block, the upper table of the fixed block
Face is fixedly connected with spring box, and the inner bottom wall of the spring box is fixedly connected with spring, and the spring is away from spring box inner bottom wall
One end be fixedly connected with baffle, the upper surface of the baffle is fixedly connected with motion bar, the top of the spring box and correspondence
The position of motion bar offers perforate, and the one end of the motion bar away from baffle is through perforate and extends to the outside of spring box,
One end that the motion bar is located at outside spring box is fixedly connected with the bottom of valve plate, is fixedly connected with the left of the spring box
Slide bar, the lower surface of the accessory plate offer card slot, and the surface of the spring box is socketed with sealing ring.
Preferably, the right side opening of the accessory plate is equipped with sliding slot, in the slide bar one end and sliding slot away from spring box
Portion is slidably connected.
Preferably, the upper table of the lower surface of the sealing ring and base overlaps, the inside clamping of the sealing ring and card slot.
Preferably, the inside of the slot is plugged with fixture block, and the upper surface of the fixture block and the lower surface of accessory plate are fixed
Connection.
Preferably, the quantity of the accessory plate is two, and two accessory plates are symmetrical arranged with the central axes of spring box.
Preferably, the left side of the spring box and the right side of accessory plate overlap, the spring box be located at base and valve plate it
Between.
(3) beneficial effect
The utility model provides a kind of valve plate sealing structure of soft sealing gate valve.Possesses following beneficial effect：
1st, the valve plate sealing structure of the soft sealing gate valve, passes through valve plate, apron, accessory plate, sealing strip, spring box, activity
Bar, baffle, spring, fixed block, groove and leather packing coordinate, and reaches the valve plate sealing structure of soft sealing gate valve when being closed
The effect of good airproof performance, leakproofness is inadequate when solving the raft plate sealing structure of existing soft sealing gate valve for closing, easily
The problem of causing leakage.
2nd, the valve plate sealing structure of the soft sealing gate valve, is coordinated by base, slot, fixture block, sealing ring and card slot, reached
Further increase the effect of the valve plate sealing structure leakproofness of soft sealing gate valve, the raft plate for solving existing soft sealing gate valve is close
Leakproofness is inadequate when seal structure is for closing, the problem of be easy to causeing leakage.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the utility model structure front view.
Wherein, 1 connection ring, 2 valve plates, 3 aprons, 4 accessory plates, 5 sealing strips, 6 motion bars, 7 perforates, 8 baffles, 9 springs, 10
Fixed block, 11 grooves, 12 leather packings, 13 spring boxs, 14 sealing rings, 15 bases, 16 slots, 17 fixture blocks, 18 card slots, 19 slide bars, 20
Sliding slot.
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.
The utility model embodiment provides a kind of valve plate sealing structure of soft sealing gate valve, as shown in Figs. 1-2, including connection
Ring 1, the inner wall of connection ring 1 are overlapped with apron 3, and the inner wall of apron 3 is fixedly connected with valve plate 2, and the bottom of valve plate 2 is fixedly connected with
Accessory plate 4, the quantity of accessory plate 4 are two, and two accessory plates 4 are symmetrical arranged with the central axes of spring box 13, by valve plate 2 into
When row is closed, valve plate 2 can drive two accessory plates 4 to move down, and two accessory plates 4 can also drive fixture block 17 to be inserted into slot at this time
16 inside, so can further increase leakproofness, prevent valve plate 2 from being leaked after closing, while two accessory plates 4 can also
Drive card slot 18 to be sealed sealing ring 14, can so increase leakproofness of the sealing ring 14 for groove 11, so as to reach
Complete sealing effect, the left side of accessory plate 4 are fixedly connected with sealing strip 5, and the inner bottom wall of connection ring 1 is fixedly connected with base
15, the upper surface of base 15 offers slot 16, and the inside of slot 16 is plugged with fixture block 17, the upper surface of fixture block 17 and accessory plate
4 lower surface is fixedly connected, if accessory plate 4 is smooth contact with the surface of base 15, two smooth faces contact, so
Good sealing effect is not had, can make leakage more serious on the contrary, and when accessory plate 4 moves down, accessory plate 4 can drive
Fixture block 17 is inserted into the inside of slot 16, can so increase the leakproofness between accessory plate 4 and base 15, so that and increase valve
The leakproofness of plate 2, the upper surface of base 15 open up fluted 11, and the inner bottom wall of groove 11 is overlapped with leather packing 12, leather packing 12 it is upper
Surface is fixedly connected with fixed block 10, and the upper surface of fixed block 10 is fixedly connected with spring box 13, the left side of spring box 13 with it is auxiliary
The right side of plate 4 is helped to overlap, spring box 13 is between base 15 and valve plate 2, and when valve plate 2 is closed, the meeting band of valve plate 2 is moved
Spring case 13 moves down, while can increase overall leakproofness using spring box 13, and spring box 13 can be also used for increasing at this time
Add the leakproofness between two accessory plates 4 and valve plate 2, at the same the spring 9 inside spring box 13 can make valve plate 2 when opening more
The rapid and convenient added, the inner bottom wall of spring box 13 are fixedly connected with spring 9, and the one end of spring 9 away from 13 inner bottom wall of spring box is consolidated
Surely baffle 8 is connected with, the upper surface of baffle 8 is fixedly connected with the position of motion bar 6, the top of spring box 13 and corresponding motion bar 6
Put and offer perforate 7, the one end of motion bar 6 away from baffle 8 is through perforate 7 and extends to the outside of spring box 13, motion bar 6
One end outside spring box 13 is fixedly connected with the bottom of valve plate 2, and the left side of spring box 13 is fixedly connected with slide bar 19, auxiliary
The right side opening of plate 4 is equipped with sliding slot 20, and the one end of slide bar 19 away from spring box 13 is connected with the internal slide of sliding slot 20, in valve plate 2
While driving leather packing 12 and the fixed block 10 to be inserted into 11 inside of groove, spring box 13 can with moving slide-bar 19 the inside of sliding slot 20 to
Lower movement, can so increase the sealing between accessory plate 4 and spring box 13, and the stabilization that increase spring box 13 moves down
Property, the lower surface of accessory plate 4 offers card slot 18, and the lower surface of sealing ring 14 is overlapped with the upper table of base 15, sealing ring 14 with
The inside clamping of card slot 18, when valve plate 2 is closed, valve plate 2 can drive spring box 13 to move down, while spring box 13
It can be moved down with dynamic seal ring 14, make the upper surface of sealing ring 14 and base 15, sealing ring 14 is mainly used at this time
Gap between the both sides of sealing bellows 13 and groove 11, while card slot 18 can carry out on the surface of sealing ring 14 further
Sealing, increases overall leakproofness, the problem of preventing from leaking, the surface of spring box 13 is socketed with sealing ring 14.
In use, when needing to close valve plate 2, valve plate 2 is moved down, valve plate 2 can drive accessory plate 4 and sealing at this time
Bar 5 moves down, while valve plate 2 also can drive leather packing 12 to be moved down with fixed block 10, downward in leather packing 12 and fixed block 10
The inside of groove 11 can be inserted into when mobile, when being moved down with accessory plate, accessory plate 4 can make 18 meeting of card slot and sealing ring
14 surface, which contacts, is simultaneously wrapped up the surface of sealing ring 14, and fixture block 17 can be driven when accessory plate 4 moves down to moving down
It is dynamic, when accessory plate 4 is contacted with the surface of base 15, when accessory plate 4 can drive the inside of the insertion slot 16 of fixture block 17, live at this time
Lever 6 can be pressed down against spring 9, while motion bar 6 can be moved down with moving slide-bar 19 in the inside of sliding slot 20.
In conclusion the valve plate sealing structure of the soft sealing gate valve, by valve plate 2, apron 3, accessory plate 4, sealing strip 5,
Spring box 13, motion bar 6, baffle 8, spring 9, fixed block 10, groove 11 and leather packing 12 coordinate, and reach the valve plate of soft sealing gate valve
The effect of good airproof performance of the sealing structure when being closed, solve the raft plate sealing structure of existing soft sealing gate valve for
Leakproofness is inadequate during closing, the problem of be easy to causeing leakage.
Coordinated by base 15, slot 16, fixture block 17, sealing ring 14 and card slot 18, reach further increase soft seal lock
The effect of the valve plate sealing structure leakproofness of valve, it is close when solving the raft plate sealing structure of existing soft sealing gate valve for closing
Envelope property is inadequate, the problem of be easy to causeing leakage.
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.
Claims (6)
1. a kind of valve plate sealing structure of soft sealing gate valve, including connection ring (1), it is characterised in that：The connection ring (1) it is interior
Wall is overlapped with apron (3), and the inner wall of the apron (3) is fixedly connected with valve plate (2), and the bottom of the valve plate (2) is fixedly connected
There is accessory plate (4), sealing strip (5) is fixedly connected with the left of the accessory plate (4), the inner bottom wall of the connection ring (1) is fixed
Base (15) is connected with, the upper surface of the base (15) offers slot (16), and the upper surface of the base (15) offers
Groove (11), the inner bottom wall of the groove (11) are overlapped with leather packing (12), and the upper surface of the leather packing (12) is fixedly connected with
Determine block (10), the upper surface of the fixed block (10) is fixedly connected with spring box (13), and the inner bottom wall of the spring box (13) is consolidated
Surely spring (9) is connected with, the one end of the spring (9) away from spring box (13) inner bottom wall is fixedly connected with baffle (8), the gear
The upper surface of plate (8) is fixedly connected with motion bar (6), and the position of the top of the spring box (13) and corresponding motion bar (6) is opened
Equipped with perforate (7), the one end of the motion bar (6) away from baffle (8) is through perforate (7) and extends to the outer of spring box (13)
Portion, the motion bar (6) are located at the exterior one end of spring box (13) and are fixedly connected with the bottom of valve plate (2), the spring box
(13) slide bar (19) is fixedly connected with the left of, the lower surface of the accessory plate (4) offers card slot (18), the spring box
(13) surface is socketed with sealing ring (14).
A kind of 2. valve plate sealing structure of soft sealing gate valve according to claim 1, it is characterised in that：The accessory plate
(4) right side opening is equipped with sliding slot (20), the one end of the slide bar (19) away from spring box (13) and the internal slide of sliding slot (20)
Connection.
A kind of 3. valve plate sealing structure of soft sealing gate valve according to claim 1, it is characterised in that：The sealing ring
(14) lower surface and the upper table of base (15) overlap, and the sealing ring (14) and the inside of card slot (18) are clamped.
A kind of 4. valve plate sealing structure of soft sealing gate valve according to claim 1, it is characterised in that：The slot (16)
Inside be plugged with fixture block (17), the upper surface of the fixture block (17) is fixedly connected with the lower surface of accessory plate (4).
A kind of 5. valve plate sealing structure of soft sealing gate valve according to claim 1, it is characterised in that：The accessory plate
(4) quantity is two, and two accessory plates (4) are symmetrical arranged with the central axes of spring box (13).
A kind of 6. valve plate sealing structure of soft sealing gate valve according to claim 1, it is characterised in that：The spring box
(13) left side and the right side of accessory plate (4) overlap, and the spring box (13) is located between base (15) and valve plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721293070.6U CN207297931U (en) | 2017-10-09 | 2017-10-09 | A kind of valve plate sealing structure of soft sealing gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721293070.6U CN207297931U (en) | 2017-10-09 | 2017-10-09 | A kind of valve plate sealing structure of soft sealing gate valve |
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| Publication Number | Publication Date |
|---|---|
| CN207297931U true CN207297931U (en) | 2018-05-01 |
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ID=62413495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721293070.6U Active CN207297931U (en) | 2017-10-09 | 2017-10-09 | A kind of valve plate sealing structure of soft sealing gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207297931U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113700886A (en) * | 2021-08-09 | 2021-11-26 | 凯斯通阀门有限公司 | Elastic self-sealing gate valve |
-
2017
- 2017-10-09 CN CN201721293070.6U patent/CN207297931U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113700886A (en) * | 2021-08-09 | 2021-11-26 | 凯斯通阀门有限公司 | Elastic self-sealing gate valve |
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