CN208900738U - A kind of butterfly valve that stability is good - Google Patents
A kind of butterfly valve that stability is good Download PDFInfo
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- CN208900738U CN208900738U CN201821572602.4U CN201821572602U CN208900738U CN 208900738 U CN208900738 U CN 208900738U CN 201821572602 U CN201821572602 U CN 201821572602U CN 208900738 U CN208900738 U CN 208900738U
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- butterfly valve
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Abstract
The utility model discloses a kind of good butterfly valves of stability, including pedestal, the bottom of the pedestal is uniformly distributed with fixed pin, and the top of pedestal is connected by the first damping spring with valve body tube, the top of the valve body tube is integrally equipped with connecting flange, and the top of connecting flange is through there is reserved perforation, and the internal whorl of valve body tube is connected with connecting tube, the inside of the valve body tube is connected by the second damping spring with inner seal rings, and inner seal rings are internally provided with valve block, the top of the valve rod is provided with fixing seat, and the external side of fixing seat is fixedly installed with swingle.The good butterfly valve of the stability can be very good to carry out damping work during carrying out rotary work, so that entire butterfly valve is during carrying out use, stable state can be constantly in, and will not occur revealing serious phenomenon in junction, while also easily carrying out rotary work to valve rod.
Description
Technical field
The utility model relates to butterfly valve technical field, the good butterfly valve of specially a kind of stability.
Background technique
Butterfly valve is a kind of a kind of adjusting dress that can control various types of fluids such as sky gas and water and mud and flowed
Set, open and close and be adjusted to achieve the effect that with this, although the type of the butterfly valve on existing market and large number of, itself and also
Be there is with some problems, such as it is during carrying out use, often will appear internal unstable phenomenon and occurs, leads
The phenomenon that the phenomenon that causing the junction of entire butterfly valve and water pipe to will appear loosening, water resource will appear waste and carry out using
During, rotary work cannot be carried out to valve rod well, lead to that a large amount of physical strength can be expended in the process of rotation, therefore,
In order to solve problem above, we just propose a kind of butterfly valve for facilitating and solving problem above.
Utility model content
The purpose of this utility model is to provide a kind of good butterfly valves of stability, to solve the mesh that above-mentioned background technique proposes
Preceding butterfly valve in the market often will appear during carrying out use the bad phenomenon of stability and carry out using mistake
The problem of valve rod cannot be rotated well in journey.
To achieve the above object, the utility model provides the following technical solutions: a kind of butterfly valve that stability is good, including bottom
Seat, the bottom of the pedestal is uniformly distributed with fixed pin, and the top of pedestal is connected by the first damping spring with valve body tube
It connects, the top of the valve body tube is integrally equipped with connecting flange, and the top of connecting flange is through having reserved perforation, and valve body
The internal whorl of pipe is connected with connecting tube, and the inside of the valve body tube is connected by the second damping spring with inner seal rings,
And the valve rod for being internally provided with valve block, and being arranged above valve block of inner seal rings runs through the inside of connecting rod, the valve rod
Outside be fixedly installed with upper seal circle, and the placing groove that the outside of upper seal circle is inlayed by it is connected with mobile ball
It connects, the top of the valve rod is provided with fixing seat, and the external side of fixing seat is fixedly installed with swingle.
Preferably, the tapered structure in the bottom of the fixed pin, and be between the top of pedestal and the first damping spring
It is welded to connect.
Preferably, it is structure as a whole between the top top and fixing seat of the valve rod, and the top that stem exterior is arranged
It is transition fit between sealing ring and connecting rod.
Preferably, the outside of the upper seal circle is uniformly distributed with mobile ball, and the outside of mobile ball is light
Sliding plane, and the top of mobile ball and the inner wall of connecting rod contact with each other, and mobile ball is disposed over sealing ring
Horizontal middle position.
Preferably, the half of the connection length of tube is greater than the width of connecting flange, and connecting tube and valve body tube it
Between for be threadedly coupled.
Preferably, the inner seal rings are in the arc-shaped structure of a quarter, and the top of inner seal rings is in bumps
Shape structure, and inner seal rings and upper seal circle are rubber material.
Compared with prior art, the utility model has the beneficial effects that the good butterfly valve of the stability is carrying out rotary work
During can be very good to carry out damping work so that entire butterfly valve can be constantly in stabilization during carrying out use
State, and will not occur revealing serious phenomenon in junction, while also easily carrying out rotary work to valve rod；
1, the top of entire swingle and valve rod is connected with each other, while the outside of the sealing ring of stem exterior setting is uniform
Mobile ball is distributed with, can be very good to reduce the frictional force between sealing ring and connecting rod, reach and valve rod is facilitated to be rotated
Effect do not need to expend a large amount of labour of staff so that in whole process；
2, it can be very good to be attached between pipeline, ensure that and work as to be threadedly coupled between connecting tube and valve body tube
When the connecting flange of junction loosens between pipeline and valve body, junction will not occur and leak serious phenomenon generation；
3, it inner seal rings and is connect between entire valve body tube by the second damping spring, it is convenient to carry out damping in inside
Work is not in that external valve body shakes serious phenomenon generation, while the top connection of inner seal rings passes through male-female engagement
Connection, so that there will not be the phenomenon that liquid is revealed during inner seal rings shake movement；
4, fixed pin is evenly distributed in the bottom of pedestal, can be very good that work is fixed to the position of entire valve body
Make, further guarantees the stability of entire valve body.
Detailed description of the invention
Fig. 1 is the utility model schematic view of the front view；
Fig. 2 is enlarged structure schematic diagram at A in the utility model Fig. 1；
Fig. 3 is the utility model side structure schematic view；
Fig. 4 is A-A schematic cross-sectional view in the utility model Fig. 3；
Fig. 5 is the utility model inner seal rings and inner seal rings junction structural schematic diagram.
In figure: 1, pedestal；2, fixed pin；3, the first damping spring；4, connecting flange；5, perforation is reserved；6, valve block；7, valve
Bar；8, connecting rod；9, fixing seat；10, swingle；11, upper seal circle；12, placing groove；13, mobile ball；14, connecting tube；
15, valve body tube；1501, the second damping spring；1502, inner seal rings.
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.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-5 is please referred to, the utility model provides a kind of technical solution: a kind of butterfly valve that stability is good, including pedestal 1,
Fixed pin 2, the first damping spring 3, connecting flange 4, reserved perforation 5, valve block 6, valve rod 7, connecting rod 8, fixing seat 9, swingle
10, upper seal circle 11, placing groove 12, mobile ball 13, connecting tube 14, valve body tube 15, the second damping spring 1501 and inside
Sealing ring 1502, the bottom of pedestal 1 is uniformly distributed with fixed pin 2, and the top of pedestal 1 passes through the first damping spring 3 and valve
Body pipe 15 is connected, and the top of valve body tube 15 is integrally equipped with connecting flange 4, and the top of connecting flange 4 is through there is reserved wear
Hole 5, and the internal whorl of valve body tube 15 is connected with connecting tube 14, and the inside of valve body tube 15 passes through the second damping spring 1501
It is connected with inner seal rings 1502, and inner seal rings 1502 are internally provided with valve block 6, and be arranged above valve block 6
Valve rod 7 runs through the inside of connecting rod 8, and the outside of valve rod 7 is fixedly installed with upper seal circle 11, and the outside of upper seal circle 11
The placing groove 12 inlayed by it is connected with mobile ball 13, and the top of valve rod 7 is provided with fixing seat 9, and fixing seat 9
External side is fixedly installed with swingle 10.
The tapered structure in the bottom of fixed pin 2, and to be welded to connect between the top of pedestal 1 and the first damping spring 3,
It is convenient that work is fixed to entire butterfly valve under the action of fixed pin 2.
The upper seal circle 11 for being structure as a whole between the top top and fixing seat 9 of valve rod 7, and being arranged outside valve rod 7
It is transition fit between connecting rod 8, the setting of transition fit can be very good to guarantee that liquid can not occur in the inside of connecting rod 8
The phenomenon that leakage, occurs.
The outside of upper seal circle 11 is uniformly distributed with mobile ball 13, and the outside of mobile ball 13 is smooth flat
Face, and the top of mobile ball 13 and the inner wall of connecting rod 8 contact with each other, and mobile ball 13 is disposed over sealing ring
The setting in 11 horizontal middle positions, mobile ball 13 can reduce the frictional force between connecting rod 8 very well, reach convenient to rotation
The effect that bull stick 10 is rotated is not in labor-consuming problem.
The half of 14 length of connecting tube is greater than the width of connecting flange 4, and is between connecting tube 14 and valve body tube 15
It is threadedly coupled, the convenient gap location connected under the action of connecting tube 14 to connecting flange 4 is protected, and avoids being not in have
Liquid leaks in the gap of connecting flange 4.
Inner seal rings 1502 are in the arc-shaped structure of a quarter, and the top of inner seal rings 1502 is in concave-convex knot
Structure, and inner seal rings 1502 and upper seal circle 11 are rubber material, the convenient effect in the second damping spring 1501
Under damping is carried out to the inside to butterfly valve so that the outside of entire butterfly valve is not in shake serious phenomenon to occur.
Working principle: when using the stability good butterfly valve, firstly, it is necessary to which entire butterfly valve is carried to suitable position
It sets, later, so that it may the fixed work in position be carried out to butterfly valve well, during being fixed, it is only necessary to which work people
Member exerts a force to entire butterfly valve on the top of butterfly valve, and then during force, just makes the fixed pin 2 of 1 bottom of pedestal
Insertion is fixed on ground, and then completes entire butterfly valve fixation, then, so that it may by the valve body tube at entire butterfly valve both ends
It is attached between 15 and pipeline, during being attached, it is necessary first to by one end of connecting tube 14 and valve body tube 15
Inside be threadedly coupled, then, then the top of pipeline being attached will be needed to rotate, so that the pipeline of connection
Top connecting flange 4 and the connecting flange 4 on 15 top of valve body tube contact with each other, later can be in the inside of reserved perforation 5 by 2
A connecting flange 4 is attached, and entire butterfly valve can carry out using well, during carrying out use, due to upper
It is uniformly distributed with mobile ball 13 in the middle part of the surrounding of square sealing ring 11, and then drives fixing seat 9 to rotate when swingle 10 rotates,
Fixing seat 9 rotates so that can be very good to subtract frictional force under the action of mobile ball 13 during valve rod 7 rotates
It is few, and then just make the operating process of entire butterfly valve lighter, meanwhile, and due to the inner seal rings inside valve body tube 15
1502 presence, so, when valve block 6 is during being rotated, 1502 the second damping spring of top 1501 of inner seal rings
Presence can be very good to weaken the shaking that water flow inside generates so that the stability when use of entire butterfly valve is more
Good, the content being not described in detail in this specification belongs to the prior art well known to professional and technical personnel in the field.
Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art
Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into
Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all
It is included within the scope of protection of this utility model.
Claims (6)
1. a kind of good butterfly valve of stability, including pedestal (1), it is characterised in that: the bottom of the pedestal (1) is uniformly distributed with
Fixed pin (2), and the top of pedestal (1) is connected by the first damping spring (3) with valve body tube (15), the valve body tube (15)
Top be integrally equipped with connecting flange (4), and the top of connecting flange (4) is through having reserved perforation (5), and valve body tube
(15) internal whorl is connected with connecting tube (14), the inside of the valve body tube (15) by the second damping spring (1501) with it is interior
Portion's sealing ring (1502) is connected, and inner seal rings (1502) are internally provided with valve block (6), and sets above valve block (6)
The valve rod (7) set runs through the inside of connecting rod (8), and the outside of the valve rod (7) is fixedly installed with upper seal circle (11), and on
The placing groove (12) that the outside of square sealing ring (11) is inlayed by it is connected with mobile ball (13), the top of the valve rod (7)
End is provided with fixing seat (9), and the external side of fixing seat (9) is fixedly installed with swingle (10).
2. a kind of good butterfly valve of stability according to claim 1, it is characterised in that: the bottom of the fixed pin (2) is in
Pyramidal structure, and be welded connecting between the top of pedestal (1) and the first damping spring (3).
3. a kind of good butterfly valve of stability according to claim 1, it is characterised in that: the top top of the valve rod (7)
It is structure as a whole between fixing seat (9), and the external upper seal circle (11) being arranged of valve rod (7) and between connecting rod (8) is
Transition fit.
4. a kind of good butterfly valve of stability according to claim 1, it is characterised in that: the outside of the sealing ring (11) is equal
Even is distributed with mobile ball (13), and the outside for moving ball (13) is smooth flat, and moves the top of ball (13)
It contacts with each other with the inner wall of connecting rod (8), and mobile ball (13) are arranged in sealing ring (11) horizontal middle position.
5. a kind of good butterfly valve of stability according to claim 1, it is characterised in that: the two of connecting tube (14) length
/ mono- is greater than the width of connecting flange (4), and is to be threadedly coupled between connecting tube (14) and valve body tube (15).
6. a kind of good butterfly valve of stability according to claim 1, it is characterised in that: the inner seal rings (1502) are in
The arc-shaped structure of a quarter, and the top of inner seal rings (1502) is in concave-convex structure, and inner seal rings
(1502) and upper seal circle (11) is rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821572602.4U CN208900738U (en) | 2018-09-26 | 2018-09-26 | A kind of butterfly valve that stability is good |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821572602.4U CN208900738U (en) | 2018-09-26 | 2018-09-26 | A kind of butterfly valve that stability is good |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208900738U true CN208900738U (en) | 2019-05-24 |
Family
ID=66573742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821572602.4U Active CN208900738U (en) | 2018-09-26 | 2018-09-26 | A kind of butterfly valve that stability is good |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208900738U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112594398A (en) * | 2020-11-30 | 2021-04-02 | 浙江利沃夫自控阀门科技有限公司 | Emergency device for boiler feed water regulating valve |
-
2018
- 2018-09-26 CN CN201821572602.4U patent/CN208900738U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112594398A (en) * | 2020-11-30 | 2021-04-02 | 浙江利沃夫自控阀门科技有限公司 | Emergency device for boiler feed water regulating valve |
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