CN208670134U - A kind of online quick service plug valve device of completely new ultralow temperature - Google Patents
A kind of online quick service plug valve device of completely new ultralow temperature Download PDFInfo
- Publication number
- CN208670134U CN208670134U CN201721878798.5U CN201721878798U CN208670134U CN 208670134 U CN208670134 U CN 208670134U CN 201721878798 U CN201721878798 U CN 201721878798U CN 208670134 U CN208670134 U CN 208670134U
- Authority
- CN
- China
- Prior art keywords
- valve
- deck
- valve rod
- faucet body
- completely new
- 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.)
- Active
Links
Landscapes
- Lift Valve (AREA)
Abstract
Originally practical to disclose a kind of online quick service plug valve device of completely new ultralow temperature, including valve body, valve deck and handle, valve deck is fixed on the upper end of valve body by junction panel, the middle spool of valve deck is formed with cavity, valve rod is installed in cavity, the top of valve rod is connected with handle by junction panel, valve rod is connected with faucet body, the inside of valve body is arranged in faucet body, left valve seat and right valve seat are respectively arranged between faucet body and the left and right sides of valve body, contact position is provided with composite seal between right valve seat and faucet body, contact position is provided with accumulation of energy sealing ring between right valve seat and valve body.This is practical the utility model has the advantages that this practical online quick service plug valve of completely new ultralow temperature is by having carried out finite element stress analysis and optimization design to structural strength, meet domestic and international relevant design specification, and sealing structure is tested, to keep sealing performance relatively reliable, simple production process, cost has larger reduction, and operational torque is small, improves valve flexural strength.
Description
Technical field
Originally practical to be related to pressure pipeline Element Technology field, especially a kind of online quick service plug valve dress of completely new ultralow temperature
It sets.
Background technique
In ultralow temperature pipe-line system, valve is the important bearing device for controlling fluid media (medium).Its working environment is severe, by
Can the influence valve of the various external force of pipeline and temperature work normally, it is ensured that people's life security and equipment safety design valve
Manufacture is-a important topic.For the using security issues of bearing device, state's laws regulation proposes clear stipulaties.Example
Such as: natural gas has become people's daily life and the important energy of industrial production.Become by gaseous state for solidifying -162 DEG C when natural air cooling
For liquid in storing and transporting system, all there is different degrees of security risk and structure design defect in existing cryogenic valve used, from
And bring on-bne repair difficult.
Therefore, it is necessary to propose a kind of online quick service plug valve device of completely new ultralow temperature in response to the above problems.
Summary of the invention
This practical purpose is to overcome deficiency in the prior art, provides a kind of online quick service plug valve of completely new ultralow temperature
Device solves deficiency present in existing cryogenic valve, and structure is more compact, and manufacturing process is simple, and production cost is low, safety
Reliable performance strong applicability is, it can be achieved that seriation and standardized production.
In order to solve the above-mentioned technical problem, originally practical to be achieved through the following technical solutions:
A kind of online quick service plug valve device of completely new ultralow temperature, including valve body, valve deck and handle, the valve deck pass through chain
Plate is fixed on the upper end of valve body, and the middle spool of the valve deck is formed with cavity, and valve rod is equipped in the cavity, the valve rod
Top is connected with handle by junction panel, and the valve rod is connected with faucet body, and the inside of valve body, institute is arranged in the faucet body
It states and is respectively arranged with left valve seat and right valve seat between faucet body and the left and right sides of valve body, between the right valve seat and faucet body
Contact position is provided with composite seal, and contact position is provided with accumulation of energy sealing ring between the right valve seat and valve body.
Preferably, it is provided with first sliding axle between the lower part and valve body of the faucet body and holds bushing, under the valve rod
It is provided with second sliding axle between portion and valve deck and holds bushing.
Preferably, the top circumferential part of the faucet body is set with cylindrical spring, between the lower part and valve deck of the valve rod
It is additionally provided with anti-static spring, is connected with steel ball between the anti-static spring and valve deck.
Preferably, the upper end of the valve body and the lower end of valve deck are respectively arranged with washer and mesoporous sealing ring.
Preferably, the intermediate shank portion of the valve deck is provided with thermal insulation disk, and the thermal insulation disk is connect with valve deck integral type.
Preferably, the lower part of the junction panel is provided with limited block, and the lower part of the limited block is provided with gland, institute
It states limited block and gland and passes through bushing and be sleeved on valve rod.
Preferably, the gland is provided with butterfly spring, and the butterfly spring is sleeved on valve rod by bushing.
Preferably, the lower part of the butterfly spring is disposed with filler pressing sleeve, shaped filler circle and Packing seat, described to fill out
Material pressing sleeve, shaped filler circle and Packing seat are sleeved on valve rod.
Preferably, the junction panel and valve rod junction are additionally provided with circlip, and the top of the handle is set on valve rod
There is plain washer.
This is practical the utility model has the advantages that this practical online quick service plug valve of completely new ultralow temperature is by there is structural strength
First stress analysis and optimization design are limited, meets domestic and international relevant design specification, and tested to sealing structure, to make close
Sealing property is relatively reliable, simple production process, and cost has larger reduction, and operational torque is small, improves valve flexural strength.
It is described further below with reference to technical effect of the attached drawing to this practical design, specific structure and generation, with
It is fully understood from this practical purpose, feature and effect.
Detailed description of the invention
Fig. 1 is this practical completely new online quick service plug valve figure of ultralow temperature；
Fig. 2 is this practical valve body welding ends linking figure；
Fig. 3 is this practical faucet body attached drawing；
Fig. 4 is this practical valve deck assembly attached drawing；
Fig. 5 is this practical valve seat, accumulation of energy sealing ring, composite seal assembling figure；
Fig. 6 is this practical valve rod figure；
Fig. 7 is this practical valve flange linking figure.
Specific embodiment
It is described in detail below in conjunction with the attached drawing embodiment practical to sheet, but sheet is practical to be defined by the claims
Implement with the multitude of different ways of covering.
Such as Fig. 1 is simultaneously combined shown in Fig. 2 to Fig. 7, the completely new online quick service plug valve of ultralow temperature, including valve body 1, valve deck 11 and hand
Handle 23, the valve deck 11 are fixed on the upper end of valve body 1 by junction panel 22, and the middle spool of the valve deck 11 is formed with cavity, institute
It states and valve rod 12 is installed in cavity, the top of the valve rod 12 is connected with handle 23, the company of the valve rod 12 by junction panel 22
It is connected to faucet body 5, the inside of valve body 1 is arranged in the faucet body 5, divides between the faucet body 5 and the left and right sides of valve body 1
It is not provided with left valve seat 2-1 and right valve seat 2-2, contact position is provided with composite seal between the right valve seat 2-2 and faucet body 5
3, contact position is provided with accumulation of energy sealing ring 4 between the right valve seat 2-2 and valve body 1.
Further, first sliding axle is provided between the lower part and valve body 1 of the faucet body 4 hold bushing 1-1, the valve
It is provided with second sliding axle between the lower part and valve deck 11 of bar 12 and holds bushing 10, the top circumferential part of the faucet body 5 is set with
Cylindrical spring 6 is additionally provided with anti-static spring 8, the anti-static spring 8 and valve between the lower part and valve deck 11 of the valve rod 12
Steel ball 9 is connected between lid 11.
Wherein, the upper end of the valve body 1 and the lower end of valve deck 11 are respectively arranged with washer 7 and mesoporous sealing ring 1-2, described
The intermediate shank portion of valve deck 11 is provided with thermal insulation disk 13, and the thermal insulation disk 13 is connect with 11 integral type of valve deck.
Further, the lower part of the junction panel 22 is provided with limited block 19, and the lower part of the limited block 19, which is provided with, to be filled out
Expect that gland 18, the limited block 19 and gland 18 are sleeved on valve rod 12 by bushing 20, the gland 18
It is provided with butterfly spring 17, the butterfly spring 17 is sleeved on valve rod 12 by bushing 20.
In addition, the lower part of the butterfly spring 17 is disposed with filler pressing sleeve 16, shaped filler circle 15 and Packing seat 14,
The filler pressing sleeve 16, shaped filler circle 15 and Packing seat 14 are sleeved on valve rod 12, and the junction panel 22 connects with valve rod 12
The place of connecing is additionally provided with circlip 21, and the top of the handle 23 is set with plain washer 24 on valve rod 12.
This practical online quick service plug valve of completely new ultralow temperature by structural strength carried out finite element stress analysis and
Optimization design meets domestic and international relevant design specification, and is tested to sealing structure, so that sealing performance be made more may be used
It leans on, simple production process, cost has larger reduction, and operational torque is small, improves valve flexural strength.
Valve body 1 is equipped with cylindrical hole 1-1, stepped hole 1-2, valve seat stepped hole 1-3, positioning step hole (1-4), welding ends or method
The structure of blue connecting pin 1-5 etc.；
It is-body that valve deck 11, which is equipped with and lengthens neck 11-5 and stuffing-box portion 11-4 and the weldering of thermal insulation disk 13, and is equipped with stepped hole
11-3, step 11-1,11-2；
Left valve seat 2 is equipped with the annular groove 2- of the annular groove 2-1 and preparation sealing element 3 that match with accumulation of energy sealing ring 4
2；Right valve seat 2 is set ibid；
Faucet body is equipped with circular conical surface 5-1, hexagonal hole 5-2, plane 5-3, short axle 5-4, through-hole 5-5, relief hole 5-6；
Valve rod 12 is equipped with the six side 12-1 matched with faucet body 5, the positioning matched with 11 stepped hole of valve deck assembly
Erosion control goes out step 12-2, is equipped with the structures such as anti-static device hole 12-3.
Valve body 1 loads onto sliding bearing sleeve 1-1；4 or so valve seat 2 of accumulation of energy sealing ring and composite seal 3 with matching；
Faucet body 5 with matching, garden column spring 6, washer 7, mesoporous seal washer 1-2.
Above-mentioned valve deck assembly 11 is loaded into bush of bush bearing 10；Valve rod 12 with matching and be equipped with antistatic fill
Set 8,9, Packing seat 14, filler 15, filler pressing sleeve 16, combination butterfly spring 17, gland 18, limited block 19, circlip 21 etc.
It is bolted after adjusting with 5 hexagonal hole 5-1 of faucet body cooperation with valve body 1 as-body.
Its working principle: being equipped with symmetrical parallel valve seat location hole 1-3 on valve body 1 and match with valve seat 2, valve seat 2 and valve
1 stepped hole 1-3 plane axial seal of body is sealed by symmetrical accumulation of energy sealing ring 4, and valve seat 2-end is equipped with circular conical surface, composite seal 3
It is embedded in 2 annular groove of valve seat and is equipped with circular conical surface and fit with 5 circular conical surface of faucet body, pre-tightened by garden column spring 6 and automatic
Abrasion loss is compensated, to form sealing pair；
When valve chamber boosts extremely, faucet body 5 is equipped with relief hole 5-6 and releases to valve downstream；
When rotary part rub generate electrostatic when, the anti-static device 8 as set by valve rod 12,9 with valve deck assembly 11 and even
The valve body 1 connect is connected；
In ultra low temperature state, causes filler 15 to shrink, the sealing performance of filler 15 Yu valve rod 12 is influenced, in order to make to fill out
Material 15 is bonded 12 garden cylinder of valve rod always and seals, and the function that combination butterfly spring 17 pre-tightens filler 15 is added, to be formed close
Envelope is secondary.
Valve deck 11 does not influence upper sealing performance to make stuffing-box position be in normal temperature state, adds long-neck and thermal insulation disk
13。
In order to reduce 5 rotary torsion of faucet body, it is equipped with sliding bearing sleeve 1-1,10.
It can be seen that, as long as 11 bolt of dismantling connection valve deck assembly, successively dismantling garden column bullet when needing on-bne repair
Spring 6, faucet body 5, valve seat 2, accumulation of energy sealing ring 4 can fast implement the purpose of maintenance Ge renewal part.
This practical preferred embodiment is described in detail above.It should be appreciated that those skilled in the art without
Need creative work that can make many modifications and variations according to this practical design.Therefore, all technologies in the art
It is available that personnel Yi Ben practical design passes through logical analysis, reasoning, or a limited experiment on the basis of existing technology
Technical solution, all should be within the scope of protection determined by the claims.
Claims (4)
1. a kind of online quick service plug valve device of completely new ultralow temperature, it is characterised in that: including valve body, valve deck and handle, the valve
Lid is fixed on the upper end of valve body by junction panel, and the middle spool of the valve deck is formed with cavity, is equipped with valve rod in the cavity,
The top of the valve rod is connected with handle by junction panel, and the valve rod is connected with faucet body, and the faucet body is arranged in valve
The inside of body is respectively arranged with left valve seat and right valve seat, the right valve seat between the faucet body and the left and right sides of valve body
Contact position is provided with composite seal between faucet body, and contact position is provided with accumulation of energy sealing between the right valve seat and valve body
Circle；It is provided with first sliding axle between the lower part and valve body of the faucet body and holds bushing, between the lower part and valve deck of the valve rod
It is provided with second sliding axle and holds bushing；The top circumferential part of the faucet body is set with cylindrical spring, the lower part of the valve rod with
It is additionally provided with anti-static spring between valve deck, is connected with steel ball between the anti-static spring and valve deck；Under the junction panel
Portion is provided with limited block, and the lower part of the limited block is provided with gland, and the limited block and gland pass through bushing
It is sleeved on valve rod, the gland is provided with butterfly spring, and the butterfly spring is sleeved on valve rod by bushing, institute
The lower part for stating butterfly spring is disposed with filler pressing sleeve, shaped filler circle and Packing seat, the filler pressing sleeve, shaped filler circle
It is sleeved on valve rod with Packing seat.
2. a kind of completely new online quick service plug valve device of ultralow temperature as described in claim 1, it is characterised in that: the valve body
Upper end and the lower end of valve deck are respectively arranged with washer and mesoporous sealing ring.
3. a kind of completely new online quick service plug valve device of ultralow temperature as described in claim 1, it is characterised in that: the valve deck
Intermediate shank portion is provided with thermal insulation disk, and the thermal insulation disk is connect with valve deck integral type.
4. a kind of completely new online quick service plug valve device of ultralow temperature as described in claim 1, it is characterised in that: the junction panel
It is additionally provided with circlip with valve rod junction, the top of the handle is set with plain washer on valve rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721878798.5U CN208670134U (en) | 2017-12-28 | 2017-12-28 | A kind of online quick service plug valve device of completely new ultralow temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721878798.5U CN208670134U (en) | 2017-12-28 | 2017-12-28 | A kind of online quick service plug valve device of completely new ultralow temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208670134U true CN208670134U (en) | 2019-03-29 |
Family
ID=65820812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721878798.5U Active CN208670134U (en) | 2017-12-28 | 2017-12-28 | A kind of online quick service plug valve device of completely new ultralow temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208670134U (en) |
-
2017
- 2017-12-28 CN CN201721878798.5U patent/CN208670134U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2565500B1 (en) | Bidirectional pressure self balancing stop valve | |
| CA2860913C (en) | Anti-rotation assemblies for use with fluid valves | |
| US20180283561A1 (en) | Twin seal rotary valves and hybrid high integrity pressure protection systems | |
| CN201129496Y (en) | Upper mounting type ball valve | |
| CN112049957B (en) | Ultralow-temperature upper-mounted inclined fixed ball valve capable of resisting burning and rapid assembly method thereof | |
| CN104930215A (en) | DBB duplex ball valve | |
| CN202659955U (en) | Top-mounted low-temperature fixed ball valve | |
| CN105587886B (en) | A kind of ball valve opening and closing element and the spherical monocline weld seam all-welded ball valve containing it | |
| CN208670134U (en) | A kind of online quick service plug valve device of completely new ultralow temperature | |
| CN102705525B (en) | Top-entry low-temperature fixed ball valve | |
| CN202790635U (en) | Hard seal ball valve | |
| CN102359690B (en) | Safety anti-explosion self-sealing rotary compensator | |
| CN108150669A (en) | A kind of online quick service plug valve of completely new ultralow temperature | |
| CN213839648U (en) | Middle-cavity self-discharging low-temperature ball valve | |
| CN205173511U (en) | Ultra -low temperature butterfly valve | |
| WO2019047916A1 (en) | Manual high-temperature and high-pressure hydrophobic ball valve having superior sealing property | |
| CN205446787U (en) | Novel ball valve closure member reaches spherical monocline welding seam all -welded ball valve who contains it | |
| CN201232767Y (en) | Integral pressure reducing ball-valve | |
| CN108458125A (en) | A kind of ultralow temperature on-bne repair ball valve | |
| CN208457244U (en) | A kind of ultralow temperature on-bne repair ball-cock device | |
| CN202580088U (en) | Low-pressure simple ball valve | |
| CN201723767U (en) | Floating ball valve | |
| CN110701336A (en) | Eccentric ultra-low temperature ball valve of maritime work inclined plane | |
| CN103697188A (en) | Top-mounted type bidirectional sphere valve | |
| CN210141333U (en) | Adjustable valve seat top-mounted fixed ball valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |