CN110118272A - A kind of double-sealing right angle check-valves peculiar to vessel - Google Patents
A kind of double-sealing right angle check-valves peculiar to vessel Download PDFInfo
- Publication number
- CN110118272A CN110118272A CN201910491778.XA CN201910491778A CN110118272A CN 110118272 A CN110118272 A CN 110118272A CN 201910491778 A CN201910491778 A CN 201910491778A CN 110118272 A CN110118272 A CN 110118272A
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- China
- Prior art keywords
- valve
- wall
- right angle
- deck
- double
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 34
- 238000005192 partition Methods 0.000 claims abstract description 15
- 230000008676 import Effects 0.000 claims description 12
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/03—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member
- F16K15/033—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member spring-loaded
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/06—Check valves with guided rigid valve members with guided stems
- F16K15/063—Check valves with guided rigid valve members with guided stems the valve being loaded by a spring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0209—Check valves or pivoted valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0209—Check valves or pivoted valves
- F16K27/0227—Check valves or pivoted valves with the valve members swinging around an axis located at the edge of or outside the valve member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K41/00—Spindle sealings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Check Valves (AREA)
Abstract
The invention discloses a kind of double-sealing right angle check-valves peculiar to vessel, belong to angle check valve technical field.A kind of double-sealing right angle check-valves peculiar to vessel, including valve body, the valve body both ends are dug respectively inlet and outlet, the body top is connected with handwheel, the handwheel outer wall is connected with valve rod, the valve rod passes through valve body far from one end of handwheel and is connected with the first valve deck, the valve inner connection partition bracket, the partition bracket outer wall is connected with buffing pad, the buffing pad outer wall is connected with the first spring, the one end of first spring far from buffing pad is connected with the first valve deck, the partition bracket outer wall is connected with the first gasket, first gasket offsets with the first valve deck；The present invention makes valve rod drive valve deck mobile, avoids revealing medium because longtime running causes to generate gap between valve deck and valve rod, be conducive to the sealing performance for improving valve by the way that valve rod is connected with valve deck.
Description
Technical field
The present invention relates to angle check valve technical field more particularly to a kind of double-sealing right angle check-valves peculiar to vessel.
Background technique
Fit closely valve clack sealing surface with sealing surface of seat, prevent flow of media, inlet pressure be greater than flap weight and
When the sum of its flow resistance, valve is turned on, conversely, valve is then closed when medium is flow backwards.Check-valves refers to opening and closing element for circle
Flap and a kind of valve for blocking medium to flow backwards by own wt and pressure medium generation movement, belong to automatic valve class, also known as inverse
Only valve, check valve, return valve or isolating valve are mainly used on the pipeline of medium one-way flow, only allow medium to a direction
The closure principle of check-valves: flowing relies on valve stem pressure to try to avert accidents
Traditional shut-off valve is to make valve deck mobile in the outer wall of valve rod by elastic element, utilizes the closure between valve deck and valve body
Medium is avoided to be flow backwards, but valve, in long-term operation, valve deck will cause valve in the moving process opened and be closed
The abrasion of lid and valve rod, causes medium to be revealed from the gap of mobile valve deck and valve rod, substantially reduces the leakproofness of valve.
Summary of the invention
The purpose of the present invention is to solve problems of the prior art, and a kind of double-sealing right angle peculiar to vessel proposed
Check-valves.
To achieve the goals above, present invention employs following technical solutions:
A kind of double-sealing right angle check-valves peculiar to vessel, including valve body, the valve body both ends are dug respectively inlet and outlet, the valve
Handwheel is connected at the top of body, the handwheel outer wall is connected with valve rod, and the valve rod passes through valve body far from one end of handwheel and connects
There is the first valve deck, the valve inner connection partition bracket, the partition bracket outer wall is connected with buffing pad, outside the buffing pad
Wall is connected with the first spring, and the one end of first spring far from buffing pad is connected with the first valve deck, the partition bracket outer wall
It is connected with the first gasket, first gasket offsets with the first valve deck.
Preferably, the valve rod is flexible stock.
Preferably, the valve interior wall is rotatably connected to the second valve deck, the second valve deck outer wall and valve body by hinge
Second spring is connected between inner wall, the valve interior wall is connected with the right angle block matched with the second valve deck, the right angle
Block wall is connected with the second gasket, and second gasket offsets with the second valve deck.
Preferably, the central axis of the import and the central axis of outlet are mutually perpendicular to.
Preferably, the outer wall of the import and outlet is respectively connected with flange.
Preferably, the bottom outer wall of the handwheel is connected with casing, and described sleeve pipe is connected to the outer wall of valve body.
Compared with prior art, the present invention provides a kind of double-sealing right angle check-valves peculiar to vessel, have it is following the utility model has the advantages that
1, the double-sealing right angle check-valves peculiar to vessel, when valve inlet pressure is excessive, the medium of valve internal can be to the first valve deck
It is squeezed, after the first valve deck is squeezed, can have an effect to the first spring power, make the first spring contraction, to make first
Valve deck pushes valve rod to shrink, and compresses the first valve deck and the first spring and generates gap between valve interior wall, thus make medium from
Partition bracket flows to valve export, completes the conveying of medium, when valve inlet pressure is too small, the medium of valve inner may
There is a phenomenon where flowing backwards, the first valve deck does not have the thrust of import, and the first spring can generate reset, medium and the first spring forces
One valve deck and the first gasket offset, block media reflux, and the first gasket is conducive to improve the first valve deck and separates the close of bracket
Sealing property is conducive to the raising of valve tightness.
2, on the one hand the double-sealing right angle check-valves peculiar to vessel can help first by setting flexible stock for valve rod
Valve deck is shunk during squeezing the first spring, allows the first valve deck that valve rod to be pushed preferably to move, on the other hand
The junction of valve rod and valve body can also be caused to generate wear phenomenon to avoid sliding is generated between valve rod and valve body.
3, the double-sealing right angle check-valves peculiar to vessel, at this time can be through after medium passes through the first valve deck when inlet pressure is excessive
Cross the second valve deck, after the extruding of medium, second spring can be elongated, the second valve deck by hinge rotation with valve interior wall it
Between generate gap, so that medium be made to flow through arrival valve export, when valve inlet pressure is too small, the medium of valve inner may
It can be there is a phenomenon where flowing backwards, the medium of valve inner can rush at the second valve deck at this time, can pass through hinge after the second valve deck stress
Rotation offsets with valve interior wall, and right angle block can play the role of keeping out to the second valve deck, and the second valve deck is avoided to continue to rotate,
Make to generate gap between valve interior wall, and right angle block outer wall is connected with the second gasket, and the second valve deck and right angle can be improved
Sealing performance between block.
4, the double-sealing right angle check-valves peculiar to vessel, the central axis of valve inlet and the central axis of outlet are mutually perpendicular to,
The check-valves is angle check valve.
5, the double-sealing right angle check-valves peculiar to vessel can make device by being connected with flange in valve inlet and exit
Facilitate connection and installation.
6, the double-sealing right angle check-valves peculiar to vessel avoids valve rod and valve body by the connecting sleeve between handwheel and valve body
Junction generate gap, flow out the medium of valve internal, be conducive to the sealing of valve.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of double-sealing right angle check-valves peculiar to vessel proposed by the present invention；
Fig. 2 is the structural schematic diagram of part A in a kind of double-sealing right angle check-valves Fig. 1 peculiar to vessel proposed by the present invention.
In figure: 1, valve body；101, import；102, it exports；2, handwheel；3, valve rod；4, the first valve deck；5, separate bracket；
501, buffing pad；502, the first spring；6, the first gasket；7, the second valve deck；8, second spring；9, right angle block；10, the second pad
Piece；11, flange；12, casing.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
In the description of the present invention, it is to be understood that, term " on ", "lower", "front", "rear", "left", "right", "top",
The orientation or positional relationship of the instructions such as "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, merely to just
In description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with
Specific orientation construction and operation, therefore be not considered as limiting the invention.
Embodiment 1:
Referring to Fig.1-2, a kind of double-sealing right angle check-valves peculiar to vessel, including valve body 1,1 both ends of valve body are dug respectively 101 He of import
102 are exported, handwheel 2 is connected at the top of valve body 1,2 outer wall of handwheel is connected with valve rod 3, and valve rod 3 passes through valve far from one end of handwheel 2
Body 1 is simultaneously connected with the first valve deck 4, and connection partition bracket 5 inside valve body 1, partition 5 outer wall of bracket is connected with buffing pad 501, buffers
501 outer walls of seat are connected with the first spring 502, and the one end of the first spring 502 far from buffing pad 501 is connected with the first valve deck 4, partition
5 outer wall of bracket is connected with the first gasket 6, and the first gasket 6 offsets with the first valve deck 4；When 101 pressure of valve inlet is excessive, valve
Medium inside door can squeeze the first valve deck 4, after the first valve deck 4 is squeezed, can have an effect to the first spring 502
Power shrinks the first spring 502, to make the first valve deck 4 that valve rod 3 be pushed to shrink, the first valve deck 4 is made to compress the first spring 502
And gap is generated between 1 inner wall of valve body, so that medium be made to flow to valve export 102 from partition bracket 5, complete the defeated of medium
It send, when 101 pressure of valve inlet is too small, the medium inside valve body 1 may be there is a phenomenon where flowing backwards, and the first valve deck 4 does not have
Thrust from import 101, the first spring 502 can generate reset, and medium and the first spring 502 oppress the first valve deck 4 and first
Gasket 6 offsets, block media reflux, and the first gasket 6 is conducive to improve the sealing performance of the first valve deck 4 with partition bracket 5, has
Conducive to the raising of valve tightness.
Valve rod 3 is flexible stock；On the one hand the first valve deck 4 can be helped to occur during squeezing the first spring 502
It shrinks, allows the first valve deck 4 that valve rod 3 to be pushed preferably to move, on the other hand can also be produced to avoid between valve rod 3 and valve body 1
Raw sliding causes the junction of valve rod 3 and valve body 1 to generate wear phenomenon.
Embodiment 2:
Referring to Fig.1-2, a kind of double-sealing right angle check-valves peculiar to vessel, it is substantially the same manner as Example 1, moreover, in valve body 1
Wall is rotatably connected to the second valve deck 7 by hinge, is connected with second spring 8, valve between 1 inner wall of 7 outer wall of the second valve deck and valve body
1 inner wall of body is connected with the right angle block 9 matched with the second valve deck 7, and block 9 outer wall in right angle is connected with the second gasket 10, and second
Gasket 10 offsets with the second valve deck 7；When 101 pressure of import is excessive, after medium passes through the first valve deck 4, second can be passed through at this time
Valve deck 7, after the extruding of medium, second spring 8 can be elongated, and the second valve deck 7 is rotated between 1 inner wall of valve body by hinge
Gap is generated, so that flowing through medium arrives at valve export 102, Jie when 101 pressure of valve inlet is too small, inside valve body 1
Matter may be there is a phenomenon where flowing backwards, and the medium inside valve body 1 can rush at the second valve deck 7, meeting after 7 stress of the second valve deck at this time
It is rotated by hinge and is offseted with 1 inner wall of valve body, right angle block 9 can play the role of keeping out to the second valve deck 7, avoid the second valve
Lid 7 continues to rotate, and makes to generate gap between 1 inner wall of valve body, and block 9 outer wall in right angle is connected with the second gasket 10, Ke Yiti
Sealing performance between high second valve deck 7 and right angle block 9.
Embodiment 3:
Referring to Fig.1-2, a kind of double-sealing right angle check-valves peculiar to vessel, it is substantially the same manner as Example 1, moreover, import 101
Central axis and export 102 central axis be mutually perpendicular to；The check-valves is angle check valve.
The outer wall of import 101 and outlet 102 is respectively connected with flange 11；Device can be made to facilitate connection and installation.
The bottom outer wall of handwheel 2 is connected with casing 12, and casing 12 is connected to the outer wall of valve body 1；Avoid valve rod 3 and valve body 1
Junction generate gap, flow out the medium of valve internal, be conducive to the sealing of valve.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of double-sealing right angle check-valves peculiar to vessel, including valve body (1), which is characterized in that valve body (1) both ends are dug respectively
There are import (101) and outlet (102), is connected with handwheel (2) at the top of the valve body (1), handwheel (2) outer wall is connected with valve rod
(3), the valve rod (3) passes through valve body (1) far from the one end of handwheel (2) and is connected with the first valve deck (4), in the valve body (1)
Portion's connection partition bracket (5), partition bracket (5) outer wall are connected with buffing pad (501), and buffing pad (501) outer wall connects
It is connected to the first spring (502), first spring (502) is connected far from the one end of buffing pad (501) with the first valve deck (4), institute
It states partition bracket (5) outer wall to be connected with the first gasket (6), first gasket (6) offsets with the first valve deck (4).
2. a kind of double-sealing right angle check-valves peculiar to vessel according to claim 1, which is characterized in that the valve rod (3) is to stretch
Contracting stock.
3. a kind of double-sealing right angle check-valves peculiar to vessel according to claim 1, which is characterized in that valve body (1) inner wall
It is rotatably connected to the second valve deck (7) by hinge, is connected with second between the second valve deck (7) outer wall and valve body (1) inner wall
Spring (8), valve body (1) inner wall are connected with the right angle block (9) matched with the second valve deck (7), the right angle block (9)
Outer wall is connected with the second gasket (10), and second gasket (10) offsets with the second valve deck (7).
4. a kind of double-sealing right angle check-valves peculiar to vessel according to claim 1, which is characterized in that the import (101)
Central axis and the central axis of outlet (102) are mutually perpendicular to.
5. a kind of double-sealing right angle check-valves peculiar to vessel according to claim 3, which is characterized in that the import (101) with
The outer wall of outlet (102) is respectively connected with flange (11).
6. a kind of double-sealing right angle check-valves peculiar to vessel according to claim 1, which is characterized in that the bottom of the handwheel (2)
Portion's outer wall is connected with casing (12), and described sleeve pipe (12) is connected to the outer wall of valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910491778.XA CN110118272A (en) | 2019-06-06 | 2019-06-06 | A kind of double-sealing right angle check-valves peculiar to vessel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910491778.XA CN110118272A (en) | 2019-06-06 | 2019-06-06 | A kind of double-sealing right angle check-valves peculiar to vessel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110118272A true CN110118272A (en) | 2019-08-13 |
Family
ID=67523865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910491778.XA Withdrawn CN110118272A (en) | 2019-06-06 | 2019-06-06 | A kind of double-sealing right angle check-valves peculiar to vessel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110118272A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110332341A (en) * | 2019-08-23 | 2019-10-15 | 德尔保定智能流体有限公司 | A kind of backflow preventer |
| CN110608292A (en) * | 2019-09-30 | 2019-12-24 | 中国船舶重工集团公司第七一九研究所 | Shipboard locking valve |
| CN111442122A (en) * | 2020-05-18 | 2020-07-24 | 瑟维斯泵阀制造(浙江)有限公司 | Marine double-seal wave-proof valve |
-
2019
- 2019-06-06 CN CN201910491778.XA patent/CN110118272A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110332341A (en) * | 2019-08-23 | 2019-10-15 | 德尔保定智能流体有限公司 | A kind of backflow preventer |
| CN110608292A (en) * | 2019-09-30 | 2019-12-24 | 中国船舶重工集团公司第七一九研究所 | Shipboard locking valve |
| CN111442122A (en) * | 2020-05-18 | 2020-07-24 | 瑟维斯泵阀制造(浙江)有限公司 | Marine double-seal wave-proof valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190813 |
|
| WW01 | Invention patent application withdrawn after publication |