CN209213018U - A kind of high temperature butterfly valve of good airproof performance - Google Patents
A kind of high temperature butterfly valve of good airproof performance Download PDFInfo
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- CN209213018U CN209213018U CN201821531093.0U CN201821531093U CN209213018U CN 209213018 U CN209213018 U CN 209213018U CN 201821531093 U CN201821531093 U CN 201821531093U CN 209213018 U CN209213018 U CN 209213018U
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Abstract
The utility model discloses a kind of high temperature butterfly valves of good airproof performance, including main body tube, upper tube body, lower tube body, valve rod, valve seat, baffle ring, holding rod, the main body tube is laterally arranged, main body tube is equipped with the upper tube body and lower tube body for being vertically arranged and being located on same axis, lower tube body sealed bottom, the valve rod sequentially passes through downwards upper tube body and main body tube from the top of upper tube body and finally protrudes into lower tube body, valve stem top is equipped with a holding rod, sealing ring is embedded in the upper tube body and lower tube body, snare is sealed on valve rod, flap is fixed on the valve rod, flap is located in main body tube, a baffle ring is equipped in the main body tube, baffle ring is equipped with a valve seat annular in shape by flap side.The utility model is by matching sealing station with sealing hole, spring is matched with the first sealing ring, the second sealing ring, so that valve has good leakproofness, and is convenient for the activity of valve seat.
Description
[technical field]
The utility model relates to the technical fields of the technical field of valve, especially high temperature butterfly valve.
[background technique]
Butterfly valve is called flap valve, is a kind of simple regulating valve of structure, can be used for the switch control of low pressure pipeline medium
Butterfly valve refers to that closure member (flap or butterfly plate) is disk, and a kind of valve of open and close is reached around valve shaft rotation.Butterfly valve can
For controlling the various types such as empty gas and water, steam, various corrosive medias, mud, oil product, liquid metal and radiating medium
The flowing of fluid.Cutting and throttling action are mainly played on pipeline.Butterfly valve opening and closing element is a discoidal butterfly plate, in valve body
Axis around its own rotates, to achieve the purpose that opening and closing or adjusting.Existing butterfly valve seal is not ideal enough, and is easy to scald
Hurt operator.
[utility model content]
The purpose of this utility model is exactly to solve the problems of the prior art, proposes a kind of high temperature butterfly valve of good airproof performance,
It can make butterfly valve that there is good leakproofness, and be not easy to scald operator.
To achieve the above object, the utility model proposes a kind of high temperature butterfly valves of good airproof performance, including main body tube, upper tube
Body, lower tube body, valve rod, valve seat, baffle ring, holding rod, the main body tube are laterally arranged, and main body tube, which is equipped with, to be vertically arranged and be located at together
Upper tube body and lower tube body on one axis, lower tube body sealed bottom, the valve rod sequentially pass through downwards from the top of upper tube body
Tube body and main body tube finally protrude into lower tube body, and valve stem top is equipped with a holding rod, are embedded in the upper tube body and lower tube body
Sealing ring seals snare on valve rod, flap is fixed on the valve rod, flap is located in main body tube, sets in the main body tube
There is a baffle ring, baffle ring is equipped with a valve seat annular in shape by flap side, is connected between valve seat and baffle ring by a spring, institute
It states embedded with first sealing ring of circle on the inner wall of main body tube, the inner wall of the first sealing ring is equipped with second sealing ring of circle, and second
In the outer wall of sealing ring inserted valve seat, the close valve seat end of the flap is a sealing station in horizontal truncated cone, valve
Seat is equipped with the sealing hole mutually agreed with sealing station, is embedded with annular sealing plate on the outer wall of the sealing station, sealing hole is equipped with
Wearing layer.
Preferably, the flap is located between region folded by valve rod axis and baffle ring.
Preferably, being screwed with an end cap on the upper tube body, valve rod passes through end cap.
Preferably, the spring is in squeezed state always, a circle auxiliary tank, spring are equipped on valve seat and baffle ring
Both ends are respectively embedded into auxiliary tank.
Preferably, thickness of the thickness of second sealing ring less than the first sealing ring.
Preferably, the holding rod is made of first body of rod, insulating sleeve, second body of rod being located on same axis, the
One body of rod is fixed on the top of valve rod, and first body of rod is equipped with a stop collar, and insulating sleeve is fixed on stop collar, the second bar
Body protrudes into insulating sleeve, and second body of rod is equipped with the link slot that can be inserted into first body of rod close to the first body of rod end, heat-insulated
Sleeve diameter is greater than the outer diameter of second body of rod, and insulating sleeve inner wall is equipped with an inner ring, and the outer wall of second body of rod is equipped with one
A outer ring, inner ring internal diameter are less than the outer diameter of outer ring.
Preferably, first body of rod, insulating sleeve, second body of rod tilt down.
Preferably, the side wall of the lower tube body is equipped with several threaded holes, several screw rods are screwed on threaded hole, screw rod is stretched
Enter in lower tube body, the lower tube body inside end that is located at of screw rod is equipped with a shaft, and it is corresponding with shaft recessed that valve rod is equipped with a circle
Slot, shaft protrude into groove.
The utility model has the beneficial effects that the utility model is by matching sealing station with sealing hole, spring and first
Sealing ring, the second sealing ring match, so that valve has good leakproofness, and are convenient for the activity of valve seat；Holding rod is by being located at
First body of rod, insulating sleeve, second body of rod composition on same axis, so that can be with the first bar without second body of rod when operating
Body is in discrete state, so that the second body of rod temperature is not too high, is not easy to scald operator；First body of rod, insulating sleeve, second
The body of rod is obliquely installed so that second body of rod can be in and the first body of rod discrete state always usually；Shaft mating groove makes
Valve rod is convenient for rotation, while but also valve rod is not susceptible to deviate.
The feature and advantage of the utility model will be described in detail by embodiment combination attached drawing.
[Detailed description of the invention]
Fig. 1 is a kind of main view of the high temperature butterfly valve of good airproof performance of the utility model.
In figure: 1- main body tube, 2- upper tube body, 3- lower tube body, 4- valve rod, 5- valve seat, 6- holding rod, 10- baffle ring, 11- spring,
The first sealing ring of 15-, the second sealing ring of 16-, 20- sealing ring, 21- end cap, 30- threaded hole, 31- screw rod, 32- shaft, 40- are recessed
Slot, 41- flap, 42- sealing station, 50- sealing hole, 51- wearing layer, first body of rod of 61-, 62- insulating sleeve, second body of rod of 63-,
64- stop collar, 65- link slot, 66- inner ring, 67- outer ring.
[specific embodiment]
Refering to fig. 1, a kind of high temperature butterfly valve of good airproof performance of the utility model, including main body tube 1, upper tube body 2, lower tube body 3,
Valve rod 4, valve seat 5, baffle ring 10, holding rod 6, the laterally setting of main body tube 1, main body tube 1, which is equipped with, to be vertically arranged and is located at same
Upper tube body 2 and lower tube body 3 on axis, 3 sealed bottom of lower tube body, the valve rod 4 sequentially pass through downwards from the top of upper tube body 2
Upper tube body 2 and main body tube 1 finally protrude into lower tube body 3, and a holding rod 6, the upper tube body 2 and lower tube body 3 are equipped at the top of valve rod 4
It is inside embedded with sealing ring 20,20 sets of sealing ring on valve rod 4, are fixed with flap 41 on the valve rod 4, flap 41 is located at main body tube
In 1, a baffle ring 10 is equipped in the main body tube 1, baffle ring 10 is equipped with a valve seat 5 annular in shape, valve seat 5 by 41 side of flap
It is connected between baffle ring 10 by a spring 11, embedded with first sealing ring 15 of circle, the first sealing on the inner wall of the main body tube 1
The inner wall of ring 15 is equipped with second sealing ring 16 of circle, and in the outer wall of 16 inserted valve seat 5 of the second sealing ring, the flap 41 is leaned on
Nearly 5 end of valve seat is a sealing station 42 in horizontal truncated cone, and valve seat 5 is equipped with the sealing hole agreed with 42 phase of sealing station
50, annular sealing plate is embedded on the outer wall of the sealing station 42, sealing hole 50 is equipped with wearing layer 51, and the flap 41 is located at valve
Between region folded by 4 axis of bar and baffle ring 10, an end cap 21 is screwed on the upper tube body 2, valve rod 4 passes through end cap 21, described
Spring 11 is in squeezed state always, is equipped with a circle auxiliary tank on valve seat 5 and baffle ring 10,11 both ends of spring are respectively embedded into auxiliary
It helps in slot, the thickness of second sealing ring 16 is less than the thickness of the first sealing ring 15, and the holding rod 6 is by being located on same axis
First body of rod 61, insulating sleeve 62, second body of rod 63 composition, first body of rod 61 is fixed on the top of valve rod 4, first body of rod 61
It is equipped with a stop collar 64, insulating sleeve 62 is fixed on stop collar 64, and second body of rod 63 protrudes into insulating sleeve 62, and second
The body of rod 63 is equipped with the link slot 65 that can be inserted into first body of rod 61 close to first body of rod, 61 end, and 62 internal diameter of insulating sleeve is greater than
The outer diameter of second body of rod 63,62 inner wall of insulating sleeve are equipped with an inner ring 66, and the outer wall of second body of rod 63 is equipped with outside one
Ring 67,66 internal diameter of inner ring are less than the outer diameter of outer ring 67, and first body of rod 61, insulating sleeve 62, second body of rod 63 dip down
Tiltedly, the side wall of the lower tube body 3 is equipped with several threaded holes 30, is screwed with several screw rods 31 on threaded hole 30, screw rod 31 protrudes into down
In tube body 3,3 inside end of lower tube body that is located at of screw rod 31 is equipped with a shaft 32, and it is corresponding with shaft 32 that valve rod 4 is equipped with a circle
Groove 40, shaft 32 protrudes into groove 40.
Utility model works process:
During the work time, sealing station 42 and sealing hole 50 match a kind of high temperature butterfly valve of good airproof performance of the utility model
Conjunction, spring 11 are matched with the first sealing ring 15, the second sealing ring 16, so that valve has good leakproofness, and are convenient for valve
The activity of seat 5；Holding rod 6 is made of first body of rod 61, insulating sleeve 62, second body of rod 63 being located on same axis, so that
Second body of rod 63 can be in discrete state with first body of rod 61 when without operating, so that second body of rod, 63 temperature is not too high, no
Easily scald operator；First body of rod 61, insulating sleeve 62, second body of rod 63 are obliquely installed so that second body of rod 63 can be usually
Always it is in and first body of rod, 61 discrete state；32 mating groove 40 of shaft makes valve rod 4 convenient for rotating, while but also valve rod
4 are not susceptible to deviate.
Above-described embodiment is the explanation to the utility model, is not the restriction to the utility model, and any pair of sheet is practical new
Scheme after type simple transformation belongs to the protection scope of the utility model.
Claims (8)
1. a kind of high temperature butterfly valve of good airproof performance, it is characterised in that: including main body tube (1), upper tube body (2), lower tube body (3), valve
Bar (4), valve seat (5), baffle ring (10), holding rod (6), the main body tube (1) are laterally arranged, and main body tube (1) is equipped with and is vertically arranged
And it is located at upper tube body (2) and lower tube body (3) on same axis, lower tube body (3) sealed bottom, the valve rod (4) is from upper tube body
(2) top sequentially passes through downwards upper tube body (2) and main body tube (1) finally protrudes into lower tube body (3), is equipped at the top of valve rod (4)
Sealing ring (20) are embedded in a piece holding rod (6), the upper tube body (2) and lower tube body (3), sealing ring (20) is covered in valve rod (4)
On, it is fixed with flap (41) on the valve rod (4), flap (41) is located in main body tube (1), and one is equipped in the main body tube (1)
A baffle ring (10), baffle ring (10) are equipped with a valve seat (5) annular in shape by flap (41) side, valve seat (5) and baffle ring (10) it
Between by a spring (11) be connected, on the inner wall of the main body tube (1) embedded with one circle the first sealing ring (15), the first sealing ring
(15) inner wall is equipped with one and encloses the second sealing ring (16), in the outer wall of the second sealing ring (16) inserted valve seat (5), the flap
(41) close valve seat (5) end is a sealing station (42) in horizontal truncated cone, and valve seat (5) is equipped with and sealing station
(42) sealing hole (50) mutually agreed with, annular sealing plate is embedded on the outer wall of the sealing station (42), and sealing hole (50) is equipped with
Wearing layer (51).
2. a kind of high temperature butterfly valve of good airproof performance as described in claim 1, it is characterised in that: the flap (41) is located at valve rod
(4) between region folded by axis and baffle ring (10).
3. a kind of high temperature butterfly valve of good airproof performance as described in claim 1, it is characterised in that: be screwed on the upper tube body (2)
One end cap (21), valve rod (4) pass through end cap (21).
4. a kind of high temperature butterfly valve of good airproof performance as described in claim 1, it is characterised in that: the spring (11) is in always
A circle auxiliary tank is equipped on squeezed state, valve seat (5) and baffle ring (10), spring (11) both ends are respectively embedded into auxiliary tank.
5. a kind of high temperature butterfly valve of good airproof performance as described in claim 1, it is characterised in that: second sealing ring (16)
Thickness of the thickness less than the first sealing ring (15).
6. a kind of high temperature butterfly valve of good airproof performance as described in claim 1, it is characterised in that: the holding rod (6) is same by being located at
First body of rod (61), insulating sleeve (62), second body of rod (63) composition on one axis, first body of rod (61) are fixed on valve rod
(4) top, first body of rod (61) are equipped with a stop collar (64), and insulating sleeve (62) is fixed on stop collar (64), the
Bipole body (63) protrudes into insulating sleeve (62), and second body of rod (63) is equipped with one close to first body of rod (61) end and can be inserted into the
The link slot (65) of one body of rod (61), insulating sleeve (62) internal diameter are greater than the outer diameter of second body of rod (63), and insulating sleeve (62) is interior
Wall is equipped with an inner ring (66), and the outer wall of second body of rod (63) is equipped with an outer ring (67), and inner ring (66) internal diameter is less than outer
The outer diameter of ring (67).
7. a kind of high temperature butterfly valve of good airproof performance as claimed in claim 6, it is characterised in that: first body of rod (61), every
Hot jacket cylinder (62), second body of rod (63) tilt down.
8. a kind of high temperature butterfly valve of good airproof performance as described in claim 1, it is characterised in that: the side wall of the lower tube body (3)
It is equipped with several threaded holes (30), is screwed with several screw rods (31) on threaded hole (30), screw rod (31) protrudes into lower tube body (3), spiral shell
Lower tube body (3) inside end that is located at of bar (31) is equipped with a shaft (32), and it is corresponding with shaft (32) that valve rod (4) is equipped with a circle
Groove (40), shaft (32) protrudes into groove (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821531093.0U CN209213018U (en) | 2018-09-19 | 2018-09-19 | A kind of high temperature butterfly valve of good airproof performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821531093.0U CN209213018U (en) | 2018-09-19 | 2018-09-19 | A kind of high temperature butterfly valve of good airproof performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209213018U true CN209213018U (en) | 2019-08-06 |
Family
ID=67454300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821531093.0U Active CN209213018U (en) | 2018-09-19 | 2018-09-19 | A kind of high temperature butterfly valve of good airproof performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209213018U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109058480A (en) * | 2018-09-19 | 2018-12-21 | 浙江中德自控科技股份有限公司 | A kind of high temperature butterfly valve of good airproof performance |
-
2018
- 2018-09-19 CN CN201821531093.0U patent/CN209213018U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109058480A (en) * | 2018-09-19 | 2018-12-21 | 浙江中德自控科技股份有限公司 | A kind of high temperature butterfly valve of good airproof performance |
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