CN205937968U - Pneumatic tee bend switching -over valve - Google Patents
Pneumatic tee bend switching -over valve Download PDFInfo
- Publication number
- CN205937968U CN205937968U CN201620833171.7U CN201620833171U CN205937968U CN 205937968 U CN205937968 U CN 205937968U CN 201620833171 U CN201620833171 U CN 201620833171U CN 205937968 U CN205937968 U CN 205937968U
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- Prior art keywords
- pneumatic
- valve
- flashboard
- way change
- valve gap
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Abstract
The utility model discloses a pneumatic tee bend switching -over valve, including valve body, valve gap, support, valve rod, bearing frame, pneumatic actuator, end cover, flashboard and rocker, the valve gap comprises last valve gap and lower valve gap, respectively through mounting screw in the valve body both sides, the inside of valve gap is equipped with packs and the axle sleeve, and the both ends symmetry of axle sleeve is equipped with O type circle, through the screw connection, be equipped with the bearing in the bearing frame between the one end of bearing frame and the last valve gap, be equipped with a fixing bearing's end cover on the other end of bearing frame, through the screw connection, the other end is connected with pneumatic actuator between the one end of support and the last valve gap, the valve rod passes whole valve body, last valve gap, lower valve gap, support and bearing frame, the rocker hangs on the valve rod to prevent through the key that commentaries on classics and round nut are fixed, the flashboard comprises left flashboard and right flashboard, through bolted connection between the left and right flashboard, connects the back through round pin and rocker fixed connection. The utility model has the advantages of sealing performance is good, open and close flexibility, long service life.
Description
Technical field
The utility model is related to reversal valve field, can be used for powder, the Pneumatic three-way under cement operating mode particularly to one kind
Reversal valve.
Background technology
General Pneumatic three-way change valve is easily stuck when opening and closing, and easily leaks outside, and its service life is short；Therefore right
The leakage of Pneumatic three-way change valve and keying have flexibly become user's focus of attention with raising valve service life.
Utility model content
The technical problems to be solved in the utility model is to provide that a kind of structure is simple, long service life Pneumatic three-way commutation
Valve.
For reaching above-mentioned purpose, the technical solution of the utility model is as follows：
A kind of Pneumatic three-way change valve, including valve body, valve gap, support, valve rod, bearing block, pneumatic actuator, end cap, lock
Plate and rocking bar；Described valve gap is made up of bonnet, and bottom flange, is arranged on valve body both sides by screw respectively；Described valve gap
Inside is provided with filler and axle sleeve, and the two ends of described axle sleeve are arranged with O-ring；Between one end of described bearing block and bonnet,
It is connected by screw, in described bearing block, be provided with bearing；The other end of described bearing block is provided with the end cap of a fixing bearing；Institute
State and be connected by screw between one end of support and bonnet, the other end is connected with pneumatic actuator；Described valve rod passes through whole
Valve body, bonnet, bottom flange, support and bearing block；Described rocking bar is suspended on valve rod, and solid by key anti-rotation and round nut
Fixed；Described flashboard is made up of left flashboard and right flashboard, is bolted between described left and right flashboard, after connection pass through pin with
Rocking bar is fixedly connected.
In an embodiment of the present utility model, between described screw and upper and lower valve gap, it is provided with packing ring.
In an embodiment of the present utility model, between described screw and bearing block, it is provided with packing ring.
In an embodiment of the present utility model, described end cap is fixed by screws on bearing block, screw and bearing
It is provided with packing ring between seat.
In an embodiment of the present utility model, between described screw and support, it is provided with packing ring.
In an embodiment of the present utility model, in described support, it is provided with transparent cover.
In an embodiment of the present utility model, described end cap is provided with lubricating cup.
In an embodiment of the present utility model, it is fixedly connected by key between described support and pneumatic actuator.
In an embodiment of the present utility model, the sealing surface weld deposit Stellite hard alloy of valve body.
In an embodiment of the present utility model, the sealing surface weld deposit Stellite hard alloy of left and right flashboard.
By technique scheme, the beneficial effects of the utility model are：
The utility model favorable sealing property, valve gap adopts O-ring and filler dual-seal；Reversal valve opens and closes easily, opens
Close rapid；Valve rod lower end, equipped with bearing, can make valve rapidly switch, and reduces valve torque；Reversal valve long service life, end cap
It is provided with lubricating cup, can inject grease makes bearing and valve rod lubrication, increases service life；Using dual-valve cover, facilitate valve install and
Maintenance.
Brief description
In order to be illustrated more clearly that the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or in description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, in the premise not paying creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the utility model structural representation Fig. 1；
Fig. 2 is the utility model structural representation Fig. 2；
Corresponding component title represented by figure numeral and letter：
10th, valve body 20, bonnet, 30, bottom flange 40, bearing block 41, bearing 50, support 51, transparent cover 60, valve rod
70th, pneumatic actuator 80, end cap 81, lubricating cup 90, left flashboard 100, right flashboard 110, rocking bar 120, screw 130, packing ring
140th, pin 150, filler 160, axle sleeve 170, O-ring 180, key 190, bolt 200, round nut.
Specific embodiment
In order that technological means, creation characteristic, reached purpose and effect that the utility model is realized are easy to understand, under
Face combines and is specifically illustrating, and the utility model is expanded on further.
Referring to shown in Fig. 1 and Fig. 2, the utility model discloses a kind of Pneumatic three-way change valve, including valve body 10, valve gap,
Support 50, valve rod 60, bearing block 40, pneumatic actuator 70, end cap 80, flashboard and rocking bar 110；Valve gap by bonnet, 20 and under
Valve gap 30 forms, and bonnet, 20 and bottom flange 30 pass through screw 120, packing ring 130 and pin 140 respectively and be arranged on valve body both sides,
The inside of valve gap is provided with filler 150 and axle sleeve 160, and the two ends of axle sleeve 160 are arranged with O-ring 170；One end of bearing block 40
Pass through screw 120 between bonnet, 20, packing ring 130 is connected, and is provided with bearing 41 in bearing block 40；On the other end of bearing block 40
It is provided with the end cap 80 of a fixing bearing, end cap 80 passes through screw 120, packing ring 130 is fixed on bearing block 40, and end cap 80 is provided with
Lubricating cup 81, injecting grease by lubricating cup makes bearing and valve rod lubrication, increases service life；It is provided with transparent cover 51, support in support 50
Pass through screw 120, packing ring 130 is connected, it is solid with pneumatic actuator 70 that the other end passes through key 180 between 50 one end and bonnet, 20
Fixed connection；Valve rod 10 passes through whole valve body, bonnet, bottom flange, support and bearing block；Flashboard is by left flashboard 90 and right flashboard
100 compositions, are connected by bolt 190 between left and right flashboard, are fixedly connected with rocking bar 110 by pin 140 after connection；Rocking bar 110
It is suspended on valve rod 60, and fixing by key 180 anti-rotation and round nut 200.
The sealing surface weld deposit Stellite hard alloy of valve body；The sealing surface weld deposit Stellite hard of left and right flashboard closes
Gold.
Of the present utility model general principle and principal character and of the present utility model advantage have been shown and described above.One's own profession
The technical staff of industry it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Principle of the present utility model is simply described, on the premise of without departing from the utility model spirit and scope, the utility model is also
Have various changes and modifications, these changes and improvements both fall within the range of claimed the utility model.The utility model
Claimed scope is by appending claims and its equivalent thereof.
Claims (10)
1. a kind of Pneumatic three-way change valve, including valve body, valve gap, support, valve rod, bearing block, pneumatic actuator, end cap, flashboard
And rocking bar；It is characterized in that, described valve gap is made up of bonnet, and bottom flange, is arranged on valve body both sides by screw respectively,
The inside of valve gap is provided with filler and axle sleeve, and the two ends of described axle sleeve are arranged with O-ring；One end of described bearing block and upper valve
It is connected by screw between lid, in described bearing block, be provided with bearing；The other end of described bearing block is provided with a fixing bearing
End cap；It is connected by screw between one end of described support and bonnet, the other end is connected with pneumatic actuator；Described valve rod is worn
Cross whole valve body, bonnet, bottom flange, support and bearing block；Described rocking bar is suspended on valve rod, and passes through key anti-rotation and circle
Nut is fixed；Described flashboard is made up of left flashboard and right flashboard, is bolted between described left and right flashboard, logical after connection
Cross pin to be fixedly connected with the rockers.
2. a kind of Pneumatic three-way change valve according to claim 1 it is characterised in that described screw and upper and lower valve gap it
Between be provided with packing ring.
3. a kind of Pneumatic three-way change valve according to claim 1 is it is characterised in that set between described screw and bearing block
There is packing ring.
4. a kind of Pneumatic three-way change valve according to claim 1 is it is characterised in that described end cap is fixed by screws in
On bearing block, between screw and bearing block, it is provided with packing ring.
5. a kind of Pneumatic three-way change valve according to claim 1 is it is characterised in that be provided between described screw and support
Packing ring.
6. a kind of Pneumatic three-way change valve according to claim 1 is it is characterised in that be provided with transparent cover in described support.
7. a kind of Pneumatic three-way change valve according to claim 1 is it is characterised in that described end cap is provided with lubricating cup.
8. a kind of Pneumatic three-way change valve according to claim 1 it is characterised in that described support and pneumatic actuator it
Between be fixedly connected by key.
9. a kind of Pneumatic three-way change valve according to claim 1 is it is characterised in that the sealing surface weld deposit of valve body
Stellite hard alloy.
10. a kind of Pneumatic three-way change valve according to claim 1 is it is characterised in that the sealing surface weld deposit of left and right flashboard
Stellite hard alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620833171.7U CN205937968U (en) | 2016-08-03 | 2016-08-03 | Pneumatic tee bend switching -over valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620833171.7U CN205937968U (en) | 2016-08-03 | 2016-08-03 | Pneumatic tee bend switching -over valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205937968U true CN205937968U (en) | 2017-02-08 |
Family
ID=57925452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620833171.7U Active CN205937968U (en) | 2016-08-03 | 2016-08-03 | Pneumatic tee bend switching -over valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205937968U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112648406A (en) * | 2020-12-21 | 2021-04-13 | 浙江宣达环境科技股份有限公司 | Wear-resistant turnover plate reversing valve |
-
2016
- 2016-08-03 CN CN201620833171.7U patent/CN205937968U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112648406A (en) * | 2020-12-21 | 2021-04-13 | 浙江宣达环境科技股份有限公司 | Wear-resistant turnover plate reversing valve |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |