CN209012465U - A kind of flap - Google Patents
A kind of flap Download PDFInfo
- Publication number
- CN209012465U CN209012465U CN201821829283.0U CN201821829283U CN209012465U CN 209012465 U CN209012465 U CN 209012465U CN 201821829283 U CN201821829283 U CN 201821829283U CN 209012465 U CN209012465 U CN 209012465U
- Authority
- CN
- China
- Prior art keywords
- flap
- plate
- pressing plate
- pedestal
- sealing ring
- 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- Withdrawn - After Issue
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Abstract
The utility model relates to a kind of flap, which includes flap pedestal and the pressing plate for being covered on flap base outer surface, and flap base inner surface is the inclined-plane being adapted to drift ping, and pressing plate inner surface is bonded with the outer surface of flap pedestal；Pressing plate is made of clip plate and outer plate, there is the window being adapted to clip plate on the outer plate, clip plate and outer plate are installed on the outer surface of flap pedestal, window inner edge, clip plate outer rim and flap base outer surface cooperatively form an o-ring groove, and sealing ring is interior loaded on o-ring groove and externally protrudes out in pressing plate outer surface.The utility model forms the o-ring groove of installation sealing ring by using the composite structure of inside and outside pressing plate, solves the problems, such as that existing general's valve seal is non-exchange, the soft or hard dual-seal of flap improves sealing performance；The utility model can avoid processing groove on sealing flap cylindrical surface face, and processing charges is low, size is easily controllable, and precision is high.
Description
Technical field
The utility model relates to valve technology field more particularly to a kind of flaps.
Background technique
By warlord, it is widely used in the pipelines such as aviation kerosine, light oil, natural gas, liquefied gas, piped gas, chemical medium
On.Existing general's valve rubber sealing ring is embedded on flap with vulcanization, has the disadvantages that 1, cannot achieve live quick
Maintenance replacement sealing element, and maintenance cycle is tediously long；2, the moment of the most of unbearable high pressure gas of vulcanized rubber washes away,
Once meeting with high pressure gas, in the moment of unlatching, vulcanized rubber is easy to be squeezed by high pressure gas and be discharged valve；3, the vulcanization of rubber
It is more demanding, rubber material selection limitation.
Utility model content
The utility model is intended to provide a kind of flap, replaces sealing element convenient for live rapid-maintenance.
In order to achieve the above objectives, the technical solution adopted in the utility model is as follows:
A kind of flap, including flap pedestal and the pressing plate for being covered on flap base outer surface, flap base inner surface be with
The inclined-plane of drift ping adaptation, the flap base outer surface are cylindrical surface, the appearance face paste of the pressing plate inner surface and flap pedestal
It closes；The pressing plate is made of clip plate and outer plate, there is the window being adapted to clip plate on the outer plate；The clip plate and
Outer plate is installed on the outer surface of flap pedestal, window and clip plate face, the window inner edge, clip plate by sunk screw
Outer rim and flap base outer surface cooperatively form one for installing the o-ring groove of sealing ring, and the sealing ring is loaded on sealing
In circle groove and externally protrude out in pressing plate outer surface.
Preferably, the sealing ring cross section is triangle.
Alternatively, the sealing ring cross section is " convex " font.
Wherein, flap base inner surface is equipped with dovetail groove.
Preferably, the sealing ring and clip plate are racetrack.
Further, there are two circle hard alloy sealing surfaces in the pressing plate outer surface, and two circle hard alloy sealing surfaces distinguish position
In the outside and inside of sealing ring.
Wherein, the material of the sealing ring is rubber or plastics.
Compared with prior art, the utility model has the following beneficial effects:
1. the utility model forms the o-ring groove of installation sealing ring by using the composite structure of inside and outside pressing plate,
Solve the problems, such as that existing general's valve seal is non-exchange；
2. o-ring groove is combined by inner-outer pressing plate and formed, avoids processing groove on sealing flap cylindrical surface face, process
Expense is low, size is easily controllable, and precision is high；
3. the utility model is realized the soft or hard dual-seal of warlord, sealing performance, applicable condition range are improved
Extensively；
4. the o-ring groove of the utility model can be it is changeable, corresponding sealing ring be also variation, for
The material selection of operating condition, sealing ring can be rubber, but the also materials such as plastics, the selection range of sealing ring are wider.
Detailed description of the invention
Fig. 1 is the perspective view of flap；
Fig. 2 is the main view of outer plate；
Fig. 3 is the cross-sectional view in Fig. 2 at D；
Fig. 4 is the main view of clip plate；
Fig. 5 is the cross-sectional view in Fig. 4 at E；
Sectional view when Fig. 6 is flap and valve seal cooperation；
Fig. 7 is the partial enlarged view in Fig. 6 at A；
Fig. 8 is the partial cutaway view of flap when not installing sealing ring；
Fig. 9 is the cross-sectional view of " convex " font sealing ring；
Figure 10 is the main view of flat platen；
Figure 11 is the cross-sectional view in Figure 10 at A；
Figure 12 is main view when being machined with seal groove on flat platen；
Figure 13 is the cross-sectional view in Figure 12 at A；
Figure 14 is main view when being machined with countersunk screw holes on flat platen；
Figure 15 is the structural schematic diagram of pressing tool；
Figure 16 is perspective view when curved surface pressing plate is mounted on flap pedestal and drift ping；
Figure 17 is the cross-sectional view when front pressuring plate of turning is mounted on flap pedestal；
Figure 18 is the cross-sectional view when rear fender of turning is mounted on flap pedestal；
Figure 19 is the main view of outer plate in embodiment two；
The partial sectional view of flap in Figure 20 embodiment two；
Figure 21 is the semi-cutaway by warlord for installing the utility model；
Figure 22 is by the perspective view schematic diagram of warlord；
Figure 23 is by the structural schematic diagram of the valve bleeder of warlord；
In figure: 1- valve body, 2- flap, 3- drift ping, 4- valve rod, 5- sealing ring, 6- sunk screw, 7- bonnet, 8- lower valve
Lid, 9- support, 10- bracket, 11- transmission device, 12- hard alloy sealing surface, 13- flat platen, 14- seal groove, 15- countersunk head
Screw hole, 16- curved surface pressing plate, 17- formpiston, 18- former, 19- need be turned part, 21- flap pedestal, 22- pressing plate, 23-
Clip plate, 24- outer plate, 25- window, 26- o-ring groove, 27- dovetail groove, 101- four-way, 102- plug, 103- shut-off valve
A, 104- connecting tube, 105- check valve, 106- pressure gauge, 107- shut-off valve B, 108- quick coupling.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing, to this reality
It is further elaborated with novel.
Embodiment one
As shown in figures 1-8, a kind of flap disclosed in the present embodiment, flap 2 include flap pedestal 21 and are covered on flap bottom
The pressing plate 22 of 21 outer surfaces of seat, 21 inner surface of flap pedestal is the inclined-plane being adapted to drift ping 3, wherein 21 inner surface of flap pedestal
Equipped with dovetail groove 27, there is the forked tail platform of adaptation in 3 outer surface of drift ping.
21 outer surface of flap pedestal is cylindrical surface, and pressing plate inner surface is bonded with the outer surface of flap pedestal 21；Pressing plate is by interior
Pressing plate 23 and outer plate 24 form, and have the window 25 being adapted to clip plate 23 on outer plate 24；Clip plate 23 and outer plate 24 are logical
Cross the outer surface that sunk screw 6 is installed on flap pedestal 21, window 25 and 23 face of clip plate, 25 inner edge of window, clip plate 23
Outer rim and 21 outer surface of flap pedestal cooperatively form one for installing the o-ring groove 26 of sealing ring 5, and sealing ring 5 is loaded on close
In seal groove 26 and externally protrude out in 22 outer surface of pressing plate.
The cross-sectional shape of sealing ring 5 is various, as shown in fig. 7,5 cross section of sealing ring is triangle；Triangle
Sealing ring 5 and o-ring groove 26 cooperate, and can bear the moment impact of high pressure gas；With regard to delta-ring selection for height
Anti- gas explosion, highly resistance sulphur rubber can be selected in the operating conditions such as body, high sulfur resistive of calming the anger, this is that existing structure cannot achieve.
As figure 9, the cross section of sealing ring 5 can also be " convex " font, the shapes such as trapezoidal.Preferably, valve channel, sealing
Circle 5 and clip plate 23 are racetrack.Wherein, the material of sealing ring 5 is rubber, plastics etc..
The manufacturing method of above-mentioned flap, above-mentioned flap pedestal 21 can cast, can forge, using wire cutting acquisition and wedge
The inclined-plane of 3 adaptation of plug, then processes dovetail groove 27 on the inclined-plane；Then as shown in figure 16, two flap pedestals 21 are pacified
In the inclined surface of drift ping 3；Using the axis of drift ping 3 as the cylindrical surface of center Vehicle Processing flap pedestal 21.
Since the surfaces externally and internally of pressing plate is cylindrical surface, very difficult, the processing charges of sealed groove are processed on cylinder
It is expensive, thus the manufacturing method of pressing plate the following steps are included:
Step 1, flat platen 13 is made by the outer dimension that outer plate 24 is unfolded, as shown in Figure 10,11；Flat platen 13
Thickness=14 depth of t+ seal groove can prevent pressing plate seal groove 14 in pressing process from cracking preferably, t=4mm-6mm
Deformation.
Step 2, the seal groove 14 of racetrack is milled on flat platen 13, as shown in Figure 12,13；The depth of seal groove 14 by
Sealing ring size to be mounted cooperates to give.Pressing plate be flat condition when process seal groove 14, relative to utilize four
Axis linkage motion cutting center processes curved runway shape seal groove on cylindrical surface and more saves time and cost, and precision is higher.
Step 3, as shown in figure 14, multiple countersunk screw holes 15 are processed in 14 periphery of seal groove and interior enclose；
Step 4, as shown in figure 15, the curved surface pressing plate 16 that compacting obtains cylindrical surface, sealing are carried out to above-mentioned flat platen 13
Slot 14 is located at the inner surface of curved surface pressing plate 16；Pressing tool includes formpiston 17 and former 18, the radius and design of 17 cylinder of formpiston
Molding 21 outer circle radius surface of flap pedestal is consistent, the radius of 18 cylinder of former be equal to 21 outer circle radius surface of flap pedestal with it is above-mentioned
The sum of the thickness of pressing plate 22.
Step 5, as shown in Figure 16,17, flap pedestal 21 is mounted on drift ping 3, curved surface pressing plate 16 is covered on flap bottom
21 outer surfaces of seat, curved surface pressing plate 16 are fixedly connected by sunk screw 6 and countersunk screw holes with flap pedestal 21；
Step 6,16 outer surface of turning curved surfaces pressing plate, turning depth are greater than thickness of the curved surface pressing plate 16 at 14 slot bottom of seal groove
Degree, as shown in figure 17, the thickness for the part 19 for needing to be turned are greater than thickness of the curved surface pressing plate 16 at 14 slot bottom of seal groove, from
And as shown in Figure 17,18, so that curved surface pressing plate 16 is separated into 24 two parts of clip plate 23 and outer plate from seal groove 14；Inside and outside pressure
Plate cooperatively forms the uniform o-ring groove 26 of a size gap on flap pedestal 1, in addition, as needed, it can be to internal pressure
The wedge angle of plate 23 and outer plate 24 at o-ring groove 16 carries out blunt.
Step 7, unscrew peripheral sunk screw, remove outer plate 24；
Step 8, install sealing ring 5: sealing ring 5 is placed on 23 periphery of clip plate and is bonded with clip plate 23, is reinstalled outer
Pressing plate 24.
Similarly, when needing replacing sealing ring 5, it is only necessary to remove outer plate 24.
Inner-outer pressing plate sunk screw 6 and spring washer be tied on flap pedestal 21, can prevent inner-outer pressing plate and valve
Valve pedestal 21 falls off, while inside and outside pressing plate stress extruding being prevented to deform.
The dismountable sealing ring of the utility model can be accomplished to replace in time, groove dimensions standard, and interchangeability is high；And
Disassembly mode is simple and fast.
Embodiment two
The difference between this embodiment and the first embodiment lies in: as shown in Figure 19,20,22 outer surface of pressing plate is sprayed in the present embodiment
Two circle hard alloy sealing surfaces 12, two circle hard alloy sealing surfaces 12 are located at the outside and inside of sealing ring 5.
After above-mentioned steps 5, first supersonic flame spraying hard alloy sealing surface 12, then to hard alloy sealing surface 12
It is ground, after hard alloy sealing surface 12 is ground, then disassembles outer plate 24, then sealing ring 5 is installed, realize soft and hard seal
Separating treatment.The present embodiment power provides soft or hard dual-seal, is able to achieve the hard seal request of specific operation, while passing through replacement
Inner-outer pressing plate can fast online replacement hard alloy sealing surface 12.
As shown in figures 21-23, install the utility model flap by warlord, warlord is further included valve body 1, drift ping 3, valve by this
Bar 4, the sealing ring 5 being adapted to valve channel, bonnet, 7, bottom flange 8, support 9, bracket 10 and transmission device 11, bonnet, 7
Affixed with 1 top of valve body, bottom flange 8 and 1 bottom of valve body are affixed, and support 9 is set to below bottom flange 8 and affixed with bottom flange 8；Branch
Frame 10 is set to above bonnet, 7 and affixed with bonnet, 7；Flap 2 and drift ping 3 are arranged in valve body 1,4 upper end of valve rod and transmission
Device 11 connects, and 4 lower end of valve rod is put in valve body 1 to be connect with drift ping 3, has passway on drift ping 3；There are two flaps 2, two valves
Valve 2 is respectively arranged on the two sides of drift ping 3, and there is a forked tail platform being adapted to dovetail groove 27 in 3 outer surface of drift ping, 21 inner surface of valve pedestal have with
The sealing surface of the connection of 3 dovetail of drift ping, flap 2 and valve body 1 is cylindrical surface.
Set on the valve wall of valve body 1 there are three pressure releasing hole, valve body middle chamber, valve body access way respectively with one of them
Pressure releasing hole is connected to, and is equipped with four-way 101 at the pressure releasing hole being connected to valve body middle chamber；In other two pressure releasing hole
A pressure releasing hole at plug 102 is installed, another pressure releasing hole is connect with shut-off valve A103, shut-off valve A103's
Entrance is connect by connecting tube 104 with one of port of four-way 101, is equipped with list between four-way 101 and shut-off valve A103
To valve 105, other two port of four-way 101 is separately connected pressure gauge 106 and shut-off valve B107.
The access way and lumen of valve body 1 are designed with pressure releasing hole, and the pressure releasing hole of access way has interchangeability,
User can select any end as medium head piece end according to on-site actual situations, i.e. valve is required without specifically flow direction, fitted
It is strong with property.Shut-off valve A103 is mounted on medium head piece end when installation, lumen and medium inlet can be promptly truncated in shut-off valve A103
End, and the pressure releasing Kong Zeyong plug 102 at media outlet end is blocked.
Wherein, shut-off valve A103 and four-way 101 are connect by quick coupling 108 with valve body 1, convenient for exchanging, quickly connecting,
Installation is more convenient.Quick coupling 108 is connect by sealing taper thread with valve body 1, the setting of check valve 105, so that medium can only
Medium inlet end is flowed to from lumen, shut-off valve B107 is sampled for medium.
Certainly, the utility model can also have other numerous embodiments, without departing substantially from the spirit of the present invention and its essence
In the case where, those skilled in the art can make various corresponding changes and modifications, but these according to the utility model
Corresponding changes and modifications all should belong to the protection scope of the utility model the attached claims.
Claims (7)
1. a kind of flap, it is characterised in that: including flap pedestal (21) and be covered on the pressing plate of flap pedestal (21) outer surface
(22), flap pedestal (21) inner surface is the inclined-plane being adapted to drift ping (3), and flap pedestal (21) outer surface is cylindrical surface,
Pressing plate (22) inner surface is bonded with the outer surface of flap pedestal (21)；The pressing plate is by clip plate (23) and outer plate (24)
It forms, has the window (25) being adapted to clip plate (23) on the outer plate (24)；The clip plate (23) and outer plate (24)
The outer surface of flap pedestal (21), window (25) and clip plate (23) face, the window are installed on by sunk screw (6)
(25) inner edge, clip plate (23) outer rim and flap pedestal (21) outer surface cooperatively form one for installing the close of sealing ring (5)
Seal groove (26), the sealing ring (5) is interior loaded on o-ring groove (26) and externally protrudes out in pressing plate (22) outer surface.
2. flap according to claim 1, it is characterised in that: sealing ring (5) cross section is triangle.
3. flap according to claim 1, it is characterised in that: sealing ring (5) cross section is " convex " font.
4. flap according to claim 1, it is characterised in that: flap pedestal (21) inner surface is equipped with dovetail groove (27).
5. flap according to claim 1, it is characterised in that: the sealing ring (5) and clip plate (23) are racetrack.
6. flap according to claim 1 or 5, it is characterised in that: there are two circle hard alloy in pressing plate (22) outer surface
Sealing surface (12), two circles hard alloy sealing surface (12) are located at the outside and inside of sealing ring (5).
7. flap according to claim 1 or 5, it is characterised in that: the material of the sealing ring (5) is rubber or plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821829283.0U CN209012465U (en) | 2018-11-07 | 2018-11-07 | A kind of flap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821829283.0U CN209012465U (en) | 2018-11-07 | 2018-11-07 | A kind of flap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209012465U true CN209012465U (en) | 2019-06-21 |
Family
ID=66841730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821829283.0U Withdrawn - After Issue CN209012465U (en) | 2018-11-07 | 2018-11-07 | A kind of flap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209012465U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109237067A (en) * | 2018-11-07 | 2019-01-18 | 成都乘风阀门有限责任公司 | A kind of flap and its manufacturing method |
-
2018
- 2018-11-07 CN CN201821829283.0U patent/CN209012465U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109237067A (en) * | 2018-11-07 | 2019-01-18 | 成都乘风阀门有限责任公司 | A kind of flap and its manufacturing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190621 Effective date of abandoning: 20191022 |