CN207989750U - A kind of butterfly valve shaft sleeve - Google Patents
A kind of butterfly valve shaft sleeve Download PDFInfo
- Publication number
- CN207989750U CN207989750U CN201721666326.3U CN201721666326U CN207989750U CN 207989750 U CN207989750 U CN 207989750U CN 201721666326 U CN201721666326 U CN 201721666326U CN 207989750 U CN207989750 U CN 207989750U
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- China
- Prior art keywords
- axle sleeve
- hole
- oil storage
- storage cup
- peripheral surface
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Abstract
The utility model discloses a kind of butterfly valve shaft sleeves, belong to valve technology field.Butterfly valve shaft sleeve includes：The valve seat of annular is provided with the radial through-hole and blind hole of positional symmetry on valve seat inner peripheral surface；It is fixed with first bearing and second bearing in through-hole and blind hole on valve seat；The axle sleeve being fixed on valve seat peripheral surface；The valve plate being embedded in valve seat；Axle sleeve and first bearing are sequentially passed through, end is embedded in the valve rod in second bearing；The other end of valve rod is connected with power part；Several tapped through holes are provided on axle sleeve；Several lubrication assemblies being threaded on axle sleeve；Lubrication assembly includes oil storage cup, and the bottom centre of oil storage cup is provided with through-hole, and the peripheral surface of oil storage cup is equipped with screw thread；It is threaded in the spiral cover of oil storage cup, through-hole is provided on spiral cover；It is fixed on the oiling component of oil storage cup bottom surface.The utility model butterfly valve shaft sleeve can add lubricating oil automatically, be not easy bite, reduce the butterfly valve number of stoppages, cost-effective, improve working efficiency.
Description
Technical field
The utility model is related to valve technology field more particularly to a kind of butterfly valve shaft sleeves.
Background technology
Metallurgical gas burning system largely uses electric butterfly valve to adjust aperture, cuts off medium.Valve is by electric operator and valve
Bar connects, and drives butterfly valve plate using electric energy as driving force, makees 0-90 ° of part rotary motion.Valve stem seal is in axle sleeve, profit
Lubricating oil only adds during manufacture early gate assembling.Patrol officer's daily maintenance can not effectively refuel, and be only capable of progress of improving the occasion
Switch motion is tested, because gas impurity siltation, abrasion and valve factors of being failure to actuate etc. for a long time easily lead to bite, troubleshooting ratio
It is more complicated.Once valve bite is serious, generally use starts motor switch, tunes up electric operator torque, hand hand repeatedly
Wheel taps the measures such as valve shaft housing, the roasting axle sleeve of fire to solve repeatedly, if valve regular event state can not be restored, need be
System stops labour and replaces valve, and influence time is long, and economic loss is big.
Invention content
Above-mentioned in order to solve the problems, such as, the utility model proposes a kind of butterfly valve shaft sleeve, which can be automatic
Lubricating oil is added in gap between axle sleeve and valve rod, and axle sleeve and valve rod are not easy bite, reduce the butterfly valve number of stoppages, save at
This, improves working efficiency.
To achieve the goals above, the utility model uses following scheme, includes the valve seat of annular, the valve seat inner peripheral surface
On be provided with radial through-hole, the symmetric position of through-hole is equipped with blind hole on the valve seat inner peripheral surface, is socketed on the valve seat peripheral surface
There is large flange disk；First bearing and the second bearing being separately fixed in the through-hole and blind hole on the valve seat；It is fixed on described
The other end of axle sleeve on valve seat peripheral surface, the axle sleeve is socketed with small flange plate；The valve plate being embedded in the valve seat, it is described
The inner peripheral surface of valve seat and the peripheral surface of valve plate are in close contact；Valve rod, the valve rod sequentially pass through axle sleeve and first bearing, and end is embedding
Enter in second bearing, the valve rod is fixed with first bearing inner ring, valve plate and second bearing inner ring respectively；The valve rod it is another
One end is connected with power part；Several tapped through holes are provided on the axle sleeve；If being threaded in the dry lubrication on the axle sleeve
Component；The lubrication assembly includes oil storage cup, and the bottom centre of the oil storage cup is provided with through-hole, the peripheral surface of the oil storage cup
It is equipped with screw thread；It is threaded in the spiral cover of the oil storage cup, through-hole is provided on the spiral cover；It is fixed on the oil storage cup bottom surface
Oiling component；The lubrication assembly is threaded in by oiling component on axle sleeve.
The first scheme of the utility model：The axle sleeve is horizontal, is uniformly provided with above the peripheral surface of the above axle sleeve
Tapped through hole；The oiling component includes the first connector for being fixed on the oil storage cup bottom center, first connector
Center be provided with through-hole, be fixed on the first oil fuel tube of first connector bottom center, the periphery of first oil fuel tube
Face is equipped with screw thread；First oil fuel tube screws in the tapped through hole of axle sleeve；The rim of a cup of the oil storage cup is upward.
The second scheme of the utility model：The axle sleeve is vertical, and the peripheral surface of the axle sleeve is provided with height from top to bottom
Different tapped through holes；The oiling component includes that one end is fixed on the L shape connecting tubes of the oil storage cup bottom center；It is fixed on
The center of second connector of the connecting tube other end, second connector is provided with through-hole, is fixed on second connection
The peripheral surface of second oil fuel tube of part bottom center, second oil fuel tube is equipped with screw thread；Second oil fuel tube screws in axis
In the tapped through hole of set；The rim of a cup of the oil storage cup is upward.
Preferably, the oil storage cup bottom surface is equipped with cotton gauze.
Preferably, the through hole of the spiral cover is fixed with U-shaped pipe.
Preferably, the length of first oil fuel tube is identical as the wall thickness of axle sleeve.
Preferably, the length of second oil fuel tube is identical as the wall thickness of axle sleeve.
Preferably, first connector section is regular quadrangle.
Preferably, the section of second connector is regular quadrangle.
The advantages of the utility model：In two kinds of embodiments of the utility model, the axle sleeve may be by lubrication group
Part is oily to being carried out in axle sleeve；Due to the design of cotton gauze on oil storage cup bottom surface, the fuel-displaced of lubricating oil can be effectively controlled
Speed, lubrication that can be continual and steady；Since the top surface through hole of spiral cover is fixed with U-shaped pipe, ensureing that oiling component is normal
Prevent impurity from entering oil storage cup while fuel-displaced；Due to the wall thickness phase of the length of the first oil fuel tube and the second oil fuel tube and axle sleeve
Together, it is ensured that oiling component does not influence valve rod rotation just by lubricating oil addition between axle sleeve and valve rod；Due to
The section of a connection piece and the second connector is regular quadrangle, convenient for screwing in oil fuel tube in axle sleeve.
Butterfly valve shaft sleeve described in the utility model can auto-alignment set valve rod between gap add lubricating oil, axle sleeve and
Valve rod is not easy bite, reduces the butterfly valve number of stoppages, cost-effective, improves working efficiency.
Description of the drawings
Fig. 1 is the first embodiment structure schematic diagram of butterfly valve shaft sleeve described in the utility model.
Fig. 2 is the oiling component structural schematic diagram in Fig. 1.
Fig. 3 is second of embodiment structure schematic diagram of butterfly valve shaft sleeve described in the utility model.
Fig. 4 is the oiling component structural schematic diagram in Fig. 3.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings, so that those skilled in the art can be more
Add and is apparent from, as shown in figures 1 and 3, the utility model uses following scheme, including：The valve seat 1 of annular, the valve seat 1
It is provided with radial through-hole on inner peripheral surface, the symmetric position of through-hole is equipped with blind hole, 1 periphery of the valve seat on 1 inner peripheral surface of the valve seat
Large flange disk 2 is socketed on face；First bearing 3 and the second bearing being separately fixed in the through-hole and blind hole on the valve seat 1
5；The other end of the axle sleeve 6 being fixed on 1 peripheral surface of the valve seat, the axle sleeve 6 is socketed with small flange plate 7；It is embedded in described
Valve plate 4 in valve seat 1, the inner peripheral surface of the valve seat 1 are in close contact with the peripheral surface of valve plate 4；Valve rod 8, the valve rod 8 are worn successively
Cross axle sleeve 6 and first bearing 3, end is embedded in second bearing 5, the valve rod 8 respectively with 3 inner ring of first bearing, valve plate 4 and
5 inner ring of second bearing is fixed；The other end of the valve rod 8 is connected with power part；It is logical that several screw threads are provided on the axle sleeve 6
Hole；Several lubrication assemblies being threaded on the axle sleeve 6；The lubrication assembly includes oil storage cup 9, the oil storage cup 9
Bottom centre is provided with through-hole, and the peripheral surface of the oil storage cup 9 is equipped with screw thread；It is threaded in the spiral cover 10 of the oil storage cup 9,
It is provided with through-hole on the spiral cover 10；It is fixed on the oiling component 11 of 9 bottom surface of the oil storage cup；The lubrication assembly passes through oil injecting part
Part 11 is threaded on axle sleeve 6.
As depicted in figs. 1 and 2, the first embodiment of the utility model：The axle sleeve 6 is horizontal, 6 top of the axle sleeve
Peripheral surface above be uniformly provided with tapped through hole；The oiling component 11 includes be fixed on 9 bottom center of the oil storage cup
The center of a connection piece 111, first connector 111 is provided with through-hole, is fixed on 111 bottom center of the first connector
The peripheral surface of first oil fuel tube 112, first oil fuel tube 112 is equipped with screw thread；First oil fuel tube 112 screws in axle sleeve 6
Tapped through hole in；The rim of a cup of the oil storage cup 9 is upward.
As shown in Figure 3 and Figure 4, the second scheme of the utility model：The axle sleeve 6 is vertical, the periphery of the axle sleeve 6
Face is provided with the different tapped through holes of height from top to bottom；The oiling component 11 includes that one end is fixed in 9 bottom surface of the oil storage cup
The L-shaped connecting tube 113 of the heart；It is fixed on the second connector 114 of 113 other end of the connecting tube, second connector 114
Center is provided with through-hole, is fixed on the second oil fuel tube 115 of 114 bottom center of the second connector, second oil fuel tube
115 peripheral surface is equipped with screw thread；Second oil fuel tube 115 screws in the tapped through hole of axle sleeve 6；The cup of the oil storage cup 9
Mouth is upwards.
9 bottom surface of the oil storage cup is equipped with cotton gauze.The through hole of the spiral cover 10 is fixed with U-shaped pipe 12.Preferably,
The length of first oil fuel tube 112 is identical as the wall thickness of axle sleeve 6.The wall of the length and axle sleeve 6 of second oil fuel tube 115
It is thick identical.First connector, 111 section is regular quadrangle.The section of second connector 114 is regular quadrangle.
In two kinds of embodiments of the utility model, the axle sleeve 6 may be by lubrication assembly to being carried out in axle sleeve 6
It is oily；Due to the design of cotton gauze on 9 bottom surface of oil storage cup, the Extraction rate of lubricating oil can be effectively controlled, can be continued
Stable lubrication；Since the top surface through hole of spiral cover 10 is fixed with U-shaped pipe 12, while ensureing that oiling component is normally fuel-displaced
Prevent impurity from entering oil storage cup 9；Since the length of the first oil fuel tube 112 and the second oil fuel tube 115 is identical as the wall thickness of axle sleeve 6,
It can ensure oiling component just by lubricating oil addition between axle sleeve 6 and valve rod 8, and not influence the rotation of valve rod 8；Due to
The section of a connection piece 111 and the second connector 114 is regular quadrangle, convenient for screwing in oil fuel tube in axle sleeve 6.
When work, the lubricating oil inside the oil storage cup 9 permeates cotton gauze, and under the effect of gravity, lubricating oil passes through oiling
Component 11 enters between axle sleeve 6 and valve rod 8, and valve rod 8 rotates, and lubricating oil is uniformly distributed, to achieve the effect that lubrication.
Butterfly valve shaft sleeve described in the utility model can auto-alignment set valve rod between gap add lubricating oil, axle sleeve and
Valve rod is not easy bite, reduces the butterfly valve number of stoppages, cost-effective, improves working efficiency.
Claims (9)
1. a kind of butterfly valve shaft sleeve, including, annular valve seat (1) is provided with radial through-hole on valve seat (1) inner peripheral surface, described
The symmetric position of through-hole is equipped with blind hole on valve seat (1) inner peripheral surface, and large flange disk (2) is socketed on valve seat (1) peripheral surface；Point
The first bearing (3) and second bearing (5) not being fixed in the through-hole and blind hole on the valve seat (1)；It is fixed on the valve seat
(1) other end of the axle sleeve on peripheral surface (6), the axle sleeve (6) is socketed with small flange plate (7)；It is embedded in the valve seat (1)
Valve plate (4), the inner peripheral surface of the valve seat (1) and the peripheral surface of valve plate (4) are in close contact；Valve rod (8), the valve rod (8) according to
It is secondary that axle sleeve (6) and first bearing (3), end is passed through to be embedded in second bearing (5)；The valve rod (8) respectively with first bearing (3)
Inner ring, valve plate (4) and second bearing (5) inner ring are fixed；The other end of the valve rod (8) is connected with power part；
It is characterized in that：
It is provided with several tapped through holes on the axle sleeve (6)；Several lubrication assemblies being threaded on the axle sleeve (6)；It is described
Lubrication assembly includes oil storage cup (9), and the bottom centre of the oil storage cup (9) is provided with through-hole, the peripheral surface of the oil storage cup (9)
It is equipped with screw thread；It is threaded in the spiral cover (10) of the oil storage cup (9), through-hole is provided on the spiral cover (10)；It is fixed on institute
State the oiling component (11) of oil storage cup (9) bottom surface；The lubrication assembly is threaded in axle sleeve (6) by oiling component (11)
On.
2. butterfly valve shaft sleeve according to claim 1, it is characterised in that：The axle sleeve (6) is horizontal, above the axle sleeve (6)
Uniformly it is provided with tapped through hole above peripheral surface；The oiling component (11) includes being fixed on the oil storage cup (9) bottom center
The center of first connector (111), first connector (111) is provided with through-hole, is fixed on the first connector (111) bottom
The peripheral surface of first oil fuel tube (112) at face center, first oil fuel tube (112) is equipped with screw thread；First oil fuel tube
(112) it screws in the tapped through hole of axle sleeve (6)；The rim of a cup of the oil storage cup (9) is upward.
3. butterfly valve shaft sleeve according to claim 1, it is characterised in that：The axle sleeve (6) vertically, the periphery of the axle sleeve (6)
Face is provided with the different tapped through holes of height from top to bottom；The oiling component (11) includes that one end is fixed on the oil storage cup (9) bottom
The L-shaped connecting tube (113) at face center；It is fixed on second connector (114) of the connecting tube (113) other end, described second
The center of connector (114) is provided with through-hole, is fixed on the second oil fuel tube (115) of the second connector (114) bottom center,
The peripheral surface of second oil fuel tube (115) is equipped with screw thread；The screw thread that second oil fuel tube (115) screws in axle sleeve (6) is logical
In hole；The rim of a cup of the oil storage cup (9) is upward.
4. butterfly valve shaft sleeve according to claim 1, it is characterised in that：Oil storage cup (9) bottom surface is equipped with cotton gauze.
5. butterfly valve shaft sleeve according to claim 1, it is characterised in that：The through hole of the spiral cover (10) is fixed with U-shaped pipe
(12)。
6. butterfly valve shaft sleeve according to claim 2, it is characterised in that：The length of first oil fuel tube (112) and axle sleeve (6)
Wall thickness it is identical.
7. butterfly valve shaft sleeve according to claim 3, it is characterised in that：The length of second oil fuel tube (115) and axle sleeve (6)
Wall thickness it is identical.
8. butterfly valve shaft sleeve according to claim 2, it is characterised in that：First connector (111) section is regular quadrangle.
9. butterfly valve shaft sleeve according to claim 3, it is characterised in that：The section of second connector (114) is positive four side
Shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721666326.3U CN207989750U (en) | 2017-12-05 | 2017-12-05 | A kind of butterfly valve shaft sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721666326.3U CN207989750U (en) | 2017-12-05 | 2017-12-05 | A kind of butterfly valve shaft sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207989750U true CN207989750U (en) | 2018-10-19 |
Family
ID=63803886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721666326.3U Active CN207989750U (en) | 2017-12-05 | 2017-12-05 | A kind of butterfly valve shaft sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207989750U (en) |
-
2017
- 2017-12-05 CN CN201721666326.3U patent/CN207989750U/en active Active
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| GR01 | Patent grant |