CN209012460U - Fluorine-lined inside screw nonrising stem type gate valve - Google Patents
Fluorine-lined inside screw nonrising stem type gate valve Download PDFInfo
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- CN209012460U CN209012460U CN201821659388.6U CN201821659388U CN209012460U CN 209012460 U CN209012460 U CN 209012460U CN 201821659388 U CN201821659388 U CN 201821659388U CN 209012460 U CN209012460 U CN 209012460U
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- type gate
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Abstract
The utility model discloses Fluorine-lined inside screw nonrising stem type gate valves, including valve body, the upper end of the valve body has been bolted to connection valve deck, and vertical sliding is connected with flashboard in the valve body, and the top of the valve deck is equipped with handwheel, valve rod is fixedly connected with below the handwheel, the lower end of the valve rod is fixedly connected with valve stem nut, and valve stem nut is rotatably connected on valve deck, and the flashboard is connect with valve stem nut, filler is equipped in the valve deck, and the lower end of valve stem nut is arranged in filler.The utility model stable structure, design is scientific and reasonable, with short production cycle, and body is simple, and structure length is short, and valve rod is dark bar, and valve rod height is constant when switch, saves installation space；Medium flow to it is unrestricted, not flow-disturbing, do not reduce pressure, pressure difference is constant after and before the valve.
Description
Technical field
The utility model relates to Fluorine-lined inside screw nonrising stem type gate valve technical field more particularly to Fluorine-lined inside screw nonrising stem type gate valves.
Background technique
Fluorine-lined gate valve is one kind of valve.The opening and closing element of Fluorine-lined gate valve is flashboard, the direction of motion and flow direction of flashboard
Perpendicular, gate valve can only make standard-sized sheet and Quan Guan, cannot make adjustments and throttle.There are two sealing surface, most common mode locks for flashboard
It is different with valve parameter that two sealing surfaces of plate valve form wedge shape, key groove.The flashboard of Wedge Gate Valves can be made an entirety,
It is called rigid flashboard；Also it can be made the flashboard that can generate micro-deformation, to improve its craftsmanship, make up sealing surface angle and adding
The deviation generated during work, this flashboard are called flexible disc.
Traditional Fluorine-lined inside screw nonrising stem type gate valve structure is complex, is easy to appear stuck situation, flashboard during use
Not corrosion-resistant, service life is shorter, will affect the flowing of medium when in use.
For this purpose, it is proposed that Fluorine-lined inside screw nonrising stem type gate valve.
Utility model content
Purpose of the utility model is to solve structure in the prior art is complex, it is easy during use
The problem of existing stuck situation, flashboard is not corrosion-resistant, and service life is shorter, will affect the flowing of medium when in use, and propose
Fluorine-lined inside screw nonrising stem type gate valve.
To achieve the goals above, the utility model adopts the technical scheme that
Fluorine-lined inside screw nonrising stem type gate valve, including valve body, the upper end of the valve body have been bolted to connection valve deck, in the valve body
Vertical sliding is connected with flashboard, and the top of the valve deck is equipped with handwheel, is fixedly connected with valve rod, the valve below the handwheel
The lower end of bar is fixedly connected with valve stem nut, and valve stem nut is rotatably connected on valve deck, and the flashboard is connect with valve stem nut,
Filler is equipped in the valve deck, and the lower end of valve stem nut is arranged in filler.
Preferably, the upper end of the flashboard is fixedly connected with screw rod, and screw rod extends in valve deck far from one end of flashboard,
The upper end of the screw rod is threadedly coupled with valve stem nut.
Preferably, fastening screw nut is arranged on the valve rod, and the upper end of valve deck, described and tight spiral shell is arranged in fastening screw nut
Female lower end is equipped with split annulus, and split annulus is set on valve rod.
Preferably, the valve deck is equipped with gland, and gland is arranged in the lower end of valve stem nut and is set in valve
On bar, the lower end of the gland is fitted in the upper end of filler.
Preferably, the flashboard wedge shape setting.
Preferably, non-slip rubber set is arranged on the handwheel.
The utility model has following advantages:
It 1, is wedge shape by setting flashboard, fluid resistance is small, and sealing surface is washed away and corroded by medium small, ensure that sealing
Reliability and controllability.
It 2, is monolithic lining by setting flashboard, screw rod is located inside flashboard, has prevented to deposit because of particle, fibrous media
Inconvenient or stuck phenomenon caused by screw slot.
In conclusion the utility model stable structure, design is scientific and reasonable, with short production cycle, and body is simple, structure length
Short, valve rod is dark bar, and valve rod height is constant when switch, saves installation space；Medium flow to it is unrestricted, not flow-disturbing, do not reduce
Pressure, pressure difference is constant after and before the valve.
Detailed description of the invention
Fig. 1 be the utility model proposes Fluorine-lined inside screw nonrising stem type gate valve structural schematic diagram.
In figure: 1 valve body, 2 flashboards, 3 valve decks, 4 fillers, 5 valve stem nuts, 6 fastening screw nuts, 7 handwheels, 8 split annulus, 9 valves
Bar, 10 glands.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
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.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In utility model unless specifically defined or limited otherwise, term " the cover ", " embedded ", " connection ", " Gu
Calmly ", the terms such as " distribution " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；
It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly.For this field
For those of ordinary skill, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
Referring to Fig.1, Fluorine-lined inside screw nonrising stem type gate valve, including valve body 1, the upper end of valve body 1 have been bolted to connection valve deck 3, valve
Vertical sliding is connected with flashboard 2,1 inner cavity of valve body and flashboard 2 and is wrapped up using GXPO in body 1, keeps entire runner interior and media contact
Part all reached identical corrosion resistance, can be used for the works such as the strong acid such as chemical industry, petroleum, highly basic and strong corrosive media
Condition；The top of valve deck 3 is equipped with handwheel 7, is arranged with non-slip rubber set on handwheel 7,7 turns of pulling handwheel that can be more stable
It is dynamic；The lower section of handwheel 7 is fixedly connected with valve rod 9, and the lower end of valve rod 9 is fixedly connected with valve stem nut 5, and valve stem nut 5 rotates
It is connected on valve deck 3, flashboard 2 is connect with valve stem nut 5, filler 4 is equipped in valve deck 3, and valve stem nut 5 is arranged in filler 4
Lower end, filler 4 are that PTFE filler is used to be sealed to whole；
The upper end of flashboard 2 is fixedly connected with screw rod, and screw rod extends in valve deck 3 far from one end of flashboard 2, screw rod it is upper
End is threadedly coupled with valve stem nut 5, and screw rod is driven to pull the lifting of flashboard 2 by rotation valve rod nut 5, and specific work is former
Reason is the mature prior art, is not set forth in detail herein, and flashboard 2 is monolithic lining, and screw rod is located inside flashboard 2, prevents
The inconvenient or stuck phenomenon because caused by being deposited in screw slot particle, fibrous media；2 wedge shape setting of flashboard, is played
Fluid resistance is small, and sealing surface is washed away and corroded by medium small, ensure that the reliability and controllability of sealing；
Fastening screw nut 6 is arranged on valve rod 9, and the upper end of valve deck 3 is arranged in fastening screw nut 6, the lower end of fastening screw nut 6 is set
There is split annulus 8, and split annulus 8 is set on valve rod 9；
Valve deck 3 is equipped with gland 10, and gland 10 is arranged in the lower end of valve stem nut 5 and is set on valve rod 9,
The lower end of gland 10 is fitted in the upper end of filler 4.
In the utility model, when in use, rotation handwheel 7 is rotated with the valve stem nut 5 of 9 lower end of ovable valve stem, then
The flashboard 2 in valve body 1 can be made to be risen or be declined, have the function that open and close.
More than, the only preferable specific embodiment of the utility model, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, according to the utility model
Technical solution and its utility model design be subject to equivalent substitution or change, should all cover the protection scope of the utility model it
It is interior.
Claims (6)
1. Fluorine-lined inside screw nonrising stem type gate valve, including valve body (1), which is characterized in that the upper end of the valve body (1) has been bolted to connection
Valve deck (3), the interior vertical sliding of the valve body (1) are connected with flashboard (2), and the top of the valve deck (3) is equipped with handwheel (7), described
It is fixedly connected with below handwheel (7) valve rod (9), the lower end of the valve rod (9) is fixedly connected with valve stem nut (5), and valve rod
Nut (5) is rotatably connected on valve deck (3), and the flashboard (2) connect with valve stem nut (5), and filler is equipped in the valve deck (3)
(4), and filler (4) is arranged in the lower end of valve stem nut (5).
2. Fluorine-lined inside screw nonrising stem type gate valve according to claim 1, which is characterized in that the upper end of the flashboard (2) is fixedly connected with
Screw rod, and screw rod extends in valve deck (3) far from one end of flashboard (2), the upper end of the screw rod and valve stem nut (5) screw thread connect
It connects.
3. Fluorine-lined inside screw nonrising stem type gate valve according to claim 1, which is characterized in that be arranged with fastening screw nut on the valve rod (9)
(6), and fastening screw nut (6) setting is in the upper end of valve deck (3), and the lower end of the fastening screw nut (6) is equipped with split annulus (8), and
Split annulus (8) is set on valve rod (9).
4. Fluorine-lined inside screw nonrising stem type gate valve according to claim 1, which is characterized in that the valve deck (3) is equipped with gland (10),
And gland (10) is arranged the lower end in valve stem nut (5) and is set on valve rod (9), the lower end of the gland (10)
It is fitted in the upper end of filler (4).
5. Fluorine-lined inside screw nonrising stem type gate valve according to claim 1, which is characterized in that flashboard (2) the wedge shape setting.
6. Fluorine-lined inside screw nonrising stem type gate valve according to claim 1, which is characterized in that be arranged with anti-slip rubber on the handwheel (7)
Set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821659388.6U CN209012460U (en) | 2018-10-14 | 2018-10-14 | Fluorine-lined inside screw nonrising stem type gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821659388.6U CN209012460U (en) | 2018-10-14 | 2018-10-14 | Fluorine-lined inside screw nonrising stem type gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209012460U true CN209012460U (en) | 2019-06-21 |
Family
ID=66838367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821659388.6U Active CN209012460U (en) | 2018-10-14 | 2018-10-14 | Fluorine-lined inside screw nonrising stem type gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209012460U (en) |
-
2018
- 2018-10-14 CN CN201821659388.6U patent/CN209012460U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 355200 Wenzhou Yuanwendu Industrial Zone, Fuding City, Ningde City, Fujian Province Patentee after: Fluorinated Pipe Valve Co., Ltd. Address before: 355200 Wenzhou Yuanwendu Industrial Zone, Fuding City, Ningde City, Longyan City, Fujian Province Patentee before: Fluorinated Pipe Valve Co., Ltd. |
|
| CP02 | Change in the address of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 355200 Wenzhou Yuanwendu Industrial Zone, Fuding City, Ningde City, Fujian Province Patentee after: Youfu tight pipe valve group Co.,Ltd. Address before: 355200 Wenzhou Yuanwendu Industrial Zone, Fuding City, Ningde City, Fujian Province Patentee before: YOUFUMI PIPE & VALVE Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |