CN207229796U - A kind of flat gate valve of cavitation prevention - Google Patents
A kind of flat gate valve of cavitation prevention Download PDFInfo
- Publication number
- CN207229796U CN207229796U CN201720927559.8U CN201720927559U CN207229796U CN 207229796 U CN207229796 U CN 207229796U CN 201720927559 U CN201720927559 U CN 201720927559U CN 207229796 U CN207229796 U CN 207229796U
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- CN
- China
- Prior art keywords
- babinet
- gate valve
- valve
- accommodating
- flat gate
- 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.)
- Expired - Fee Related
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Abstract
Technical field of valve manufacturing is the utility model is related to, and discloses a kind of flat gate valve of cavitation prevention, including handwheel, it is characterised in that：Hex bolts is installed with the top of the handwheel, the bottom of the handwheel is installed with flange, the bottom of the flange is installed with bearing column, gate valve regulating device is installed with the outside of the bearing column, the bottom of the gate valve regulating device is installed with rubber seal, the bottom of the rubber seal is installed with accommodating babinet, the outer surface of the accommodating babinet is installed with plating zinc can, the bottom of the bearing column is installed with valve rod, the outer surface of the valve rod is installed with the axle sleeve positioned at accommodating cabinets cavity roof, the bottom of the valve rod is socketed with the nut seat positioned at accommodating cabinets cavity.The flat gate valve of the cavitation prevention, leakproofness is reliable, can effectively completely cut off air and enter in babinet, effectively resists air to the erosion inside flat gate valve.
Description
Technical field
Technical field of valve manufacturing is the utility model is related to, is specially a kind of flat gate valve of cavitation prevention.
Background technology
Flat gate valve is the slide-valve that a kind of closure member is parallel gate plate, is a kind of to be widely used in opening on gathering line
Device is closed, it can easily control fluid flow size and cut-off, during oil extraction in oil field and natural gas and water and heating, well
Mouth is connected by gate with pipeline, controls uninterrupted and open and close by gate, its closure member can be single lock
Plate or the double disc therebetween with spreading mechanism, flashboard to the thrust of valve seat be by acting on floating flashboard or floating valve seat
Pressure medium control.
Existing flat gate valve currently on the market, because long-term and air contact, corrodes valve rod and flashboard, causes lock
Valve is not closed completely, leak liquid, shortens the service life of valve seat and flashboard, reduces production efficiency, have impact on normal work
Industry and production, so a kind of flat gate valve of cavitation prevention is proposed to solve the problems, such as above-mentioned propose.
Utility model content
（One）The technical problem of solution
In view of the deficiencies of the prior art, the utility model provides a kind of flat gate valve of cavitation prevention, possesses air-prevention corruption
The advantages that erosion, solve because long-term and air contact, corrodes flashboard and valve rod, causes gate valve to be not closed completely, reveals liquid
Body, shortens the service life of valve rod and flashboard, reduces production efficiency, the problem of have impact on normal operation and produce.
（Two）Technical solution
To realize that the above-mentioned flat gate valve exposed valve rod is changed to the purpose of the effectively antiaircraft gas corrosion of dark rod flat plate gate valve, this
Utility model provides following technical solution：A kind of flat gate valve of cavitation prevention, including handwheel, it is characterised in that：The handwheel
Top is installed with hex bolts, and the bottom of the handwheel is installed with flange, and the bottom of the flange is installed with
Bearing column, gate valve regulating device is installed with the outside of the bearing column, and the bottom of the gate valve regulating device is fixedly mounted
There is rubber seal, the bottom of the rubber seal is installed with accommodating babinet, and the outer surface of the accommodating babinet is fixed
Plating zinc can is installed, the bottom of the bearing column is installed with valve rod, and the outer surface of the valve rod, which is installed with, to be located at
The axle sleeve of accommodating cabinets cavity roof, the bottom of the valve rod are socketed with the nut seat positioned at accommodating cabinets cavity, the nut
The inner side of seat is socketed with valve stem nut, and the bottom of the valve rod is installed with the bearing block positioned at accommodating cabinets cavity bottom wall,
Connecting rod is installed with the left of the nut seat, the bottom of the accommodating babinet is installed with medium babinet, the company
The bottom of extension bar is installed with flashboard, and the outer surface of the flashboard is installed with flashboard set, the bottom of the medium babinet
It is installed with base.
Preferably, the connecting rod is an integral molding structure with flashboard.
Preferably, the length of the valve rod is twice of flashboard.
Preferably, the outer surface of the accommodating babinet and medium babinet is installed with plating zinc can.
Preferably, the junction of the accommodating babinet and medium babinet is installed with rubber seal.
Preferably, the shape of the valve rod is cylindrical, and valve rod is copper.
Preferably, the outer surface of the handwheel is socketed with plastic sheath.
（Three）Beneficial effect
Compared with prior art, the utility model provides a kind of flat gate valve of cavitation prevention, possesses following beneficial effect：
1st, the flat gate valve of the cavitation prevention, by setting accommodating babinet, forms an enclosed construction, subsequently valve rod is pacified
Mounted in the inner cavity of accommodating babinet, the flat gate valve for changing exposed valve rod is dark rod flat plate gate valve, can effectively prevent air to valve rod
Corrosion.
2nd, the flat gate valve of the cavitation prevention, it is close by setting the rubber gasket of medium babinet and accommodating babinet junction
Envelope property is reliable, and can effectively completely cut off air enters in babinet, effectively resists air to the erosion inside flat gate valve, finally
Zinc can is plated in outer surface by setting accommodating babinet and medium babinet, to also carrying out corrosion protection vacancy reason outside flat gate valve, reaches
Accomplish effectively to prevent air erosion inside and outside to flat gate valve.
Brief description of the drawings
Fig. 1 is the utility model structure diagram.
In figure：1 handwheel, 2 hex bolts, 3 flanges, 4 bearing columns, 5 gate valve regulating devices, 6 rubber seal, 7 storage boxes
Body, 8 plating zinc cans, 9 valve rods, 10 axle sleeves, 11 nut seats, 12 valve stem nuts, 13 bearing blocks, 14 connecting rods, 15 medium babinets, 16
Flashboard, 17 flashboard sets, 18 bases.
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.
Referring to Fig. 1, the utility model provides a kind of technical solution：A kind of flat gate valve of cavitation prevention, including handwheel 1,
The outer surface of handwheel 1 is socketed with plastic sheath, and the top of handwheel 1 is installed with hex bolts 2, and the bottom of handwheel 1 is fixedly mounted
There is flange 3, the bottom of flange 3 is installed with bearing column 4, and the outside of bearing column 4 is installed with gate valve regulating device 5, lock
The bottom of valve-regulated devices 5 is installed with rubber seal 6, and the bottom of rubber seal 6 is installed with accommodating babinet 7,
The outer surface of accommodating babinet 7 is installed with plating zinc can 8, and the bottom of bearing column 4 is installed with valve rod 9, the shape of valve rod 9
For cylindrical, and valve rod 9 is copper, and the outer surface of valve rod 9 is installed with the axle sleeve positioned at 7 inner cavity roof of accommodating babinet
10, the bottom of valve rod 9 is socketed with the nut seat 11 positioned at accommodating 7 inner cavity of babinet, and the inner side of nut seat 11 is socketed with valve stem nut
12, the bottom of valve rod 9 is installed with the bearing block 13 positioned at 7 bottom wall of inner cavity of accommodating babinet, and peace is fixed in the left side of nut seat 11
Equipped with connecting rod 14, the bottom of accommodating babinet 7 is installed with medium babinet 15, houses the appearance of babinet 7 and medium babinet 15
Face is installed with plating zinc can 8, and the junction of accommodating babinet 7 and medium babinet 15 is installed with rubber seal 6, even
The bottom of extension bar 14 is installed with flashboard 16, and connecting rod 14 is an integral molding structure with flashboard 16, and the length of valve rod 9 is flashboard
Twice of 16, the outer surface of flashboard 16 are installed with flashboard set 17, and the bottom of medium babinet 15 is installed with base 18, leads to
The accommodating babinet 7 of setting is crossed, forms an enclosed construction, subsequently valve rod 9 is installed on the inner cavity of accommodating babinet 7, changes exposed valve
The flat gate valve of bar 9 is dark rod flat plate gate valve, corrosion of the air to valve rod 9 can be effectively prevented, by setting medium babinet 15
With the rubber gasket 6 of accommodating 7 junction of babinet, leakproofness is reliable, can effectively completely cut off air and enter in babinet, effectively
Air is resisted to the erosion inside flat gate valve, the outer surface of accommodating babinet 7 and medium babinet 15 is zinc-plated outer finally by setting
Shell 8, to also carrying out corrosion protection vacancy reason outside flat gate valve, reaches and accomplishes effectively to prevent air erosion inside and outside flat gate valve.
Operation principle：The rotation of handwheel 1 can be such that valve stem nut 12 is lifted on the shaft of valve rod 9, so as to drive nut
Seat 11 and flashboard 16 in conjunction, lifting, opening and closing gate valve in accommodating babinet 7.
In conclusion the flat gate valve of the cavitation prevention, by setting accommodating babinet 7, forms an enclosed construction, subsequently
Valve rod 9 is installed on the inner cavity of accommodating babinet 7, the flat gate valve for changing exposed valve rod 9 is dark rod flat plate gate valve, can effectively be prevented
Corrosion of the air to valve rod 9, by setting the rubber gasket 6 of 7 junction of medium babinet 15 and accommodating babinet, leakproofness can
Lean on, can effectively completely cut off air and enter in babinet, effectively resist air to the erosion inside flat gate valve, finally by setting
The outer surface plating zinc can 8 of accommodating babinet 7 and medium babinet 15 is put, to also carrying out corrosion protection vacancy reason outside flat gate valve, is reached
Accomplish effectively to prevent air erosion solve because long-term and air contact, makes flashboard 16 and valve inside and outside flat gate valve
Bar 9 corrodes, and causes gate valve to be not closed completely, leak liquid, shortens the service life of valve rod 9 and flashboard 16, reduces production effect
Rate, the problem of have impact on normal operation and produce.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only will including those
Element, but also including other elements that are not explicitly listed, or further include as this process, method, article or equipment
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Also there are other identical element in process, method, article or equipment including the key element.
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 (7)
1. a kind of flat gate valve of cavitation prevention, including handwheel（1）, it is characterised in that：The handwheel（1）Top be installed with
Hex bolts（2）, the handwheel（1）Bottom be installed with flange（3）, the flange（3）Bottom be installed with axis
Platen（4）, the bearing column（4）Outside be installed with gate valve regulating device（5）, the gate valve regulating device（5）Bottom
Portion is installed with rubber seal（6）, the rubber seal（6）Bottom be installed with accommodating babinet（7）, the appearance
Put babinet（7）Outer surface be installed with plating zinc can（8）, the bearing column（4）Bottom be installed with valve rod（9）,
The valve rod（9）Outer surface be installed with positioned at accommodating babinet（7）The axle sleeve of inner cavity roof（10）, the valve rod（9）'s
Bottom is socketed with positioned at accommodating babinet（7）The nut seat of inner cavity（11）, the nut seat（11）Inner side be socketed with valve stem nut
（12）, the valve rod（9）Bottom be installed with positioned at accommodating babinet（7）The bearing block of bottom wall of inner cavity（13）, the nut
Seat（11）Left side be installed with connecting rod（14）, the accommodating babinet（7）Bottom be installed with medium babinet（15）,
The connecting rod（14）Bottom be installed with flashboard（16）, the flashboard（16）Outer surface be installed with flashboard set
（17）, the medium babinet（15）Bottom be installed with base（18）.
A kind of 2. flat gate valve of cavitation prevention according to claim 1, it is characterised in that：The connecting rod（14）With flashboard
（16）It is an integral molding structure.
A kind of 3. flat gate valve of cavitation prevention according to claim 1, it is characterised in that：The valve rod（9）Length be
Flashboard（16）Twice.
A kind of 4. flat gate valve of cavitation prevention according to claim 1, it is characterised in that：The accommodating babinet（7）With Jie
Matter babinet（15）Outer surface be installed with plating zinc can（8）.
A kind of 5. flat gate valve of cavitation prevention according to claim 1, it is characterised in that：The accommodating babinet（7）With Jie
Matter babinet（15）Junction be installed with rubber seal（6）.
A kind of 6. flat gate valve of cavitation prevention according to claim 1, it is characterised in that：The valve rod（9）Shape be
Cylindrical, and valve rod（9）To be copper.
A kind of 7. flat gate valve of cavitation prevention according to claim 1, it is characterised in that：The handwheel（1）Outer surface
It is socketed with plastic sheath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720927559.8U CN207229796U (en) | 2017-07-28 | 2017-07-28 | A kind of flat gate valve of cavitation prevention |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720927559.8U CN207229796U (en) | 2017-07-28 | 2017-07-28 | A kind of flat gate valve of cavitation prevention |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207229796U true CN207229796U (en) | 2018-04-13 |
Family
ID=61856134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720927559.8U Expired - Fee Related CN207229796U (en) | 2017-07-28 | 2017-07-28 | A kind of flat gate valve of cavitation prevention |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207229796U (en) |
-
2017
- 2017-07-28 CN CN201720927559.8U patent/CN207229796U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180413 Termination date: 20190728 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |