CN209026236U - A kind of dual automatic compensation type ball valve - Google Patents
A kind of dual automatic compensation type ball valve Download PDFInfo
- Publication number
- CN209026236U CN209026236U CN201821763063.2U CN201821763063U CN209026236U CN 209026236 U CN209026236 U CN 209026236U CN 201821763063 U CN201821763063 U CN 201821763063U CN 209026236 U CN209026236 U CN 209026236U
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- China
- Prior art keywords
- guide
- valve
- valve body
- seal receptacle
- sealing ring
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Abstract
The utility model relates to a kind of dual automatic compensation type ball valves.Existing ball valve is mainly solved there are automatic compensation effect is poor, stability is low, the technical issues of so as to cause sealing performance decline.Including valve body, sphere, valve rod and valve deck, dual compensation sealing structure is equipped between sphere and valve body, dual compensation sealing structure includes sealing ring, elastic washer, seal receptacle and helical spring, seal receptacle is equipped with groove, sealing ring is caught in groove, elastic washer is between sealing ring and seal receptacle, and the side of elastic washer fits in the bottom of groove, the other side fits with sealing ring, helical spring is located on valve body and presses with seal receptacle and cooperates, and guide-localization block is additionally provided between seal receptacle and valve body.The dual automatic compensation type ball valve uses dual automatic compensation structure, and has many advantages, such as that compensation stability is good, structurally reasonable, reliable, to effectively improve the sealing performance of ball valve, guarantees the service performance of valve.
Description
Technical field
The utility model relates to a kind of dual automatic compensation type ball valves.
Background technique
With the rapid development of science and technology, ball valve production technology and product structure are continuously improved, in the short time
In, it has rapidly developed as a kind of main valve class.In the country of western industrial prosperity, the use of ball valve is continuous year by year
Rise.
In China, ball valve be widely used petroleum refining, long-distance transport pipes, chemical industry, papermaking, pharmacy, water conservancy, electric power,
The industries such as municipal administration, steel occupy very important status in national economy.It has the movement being rotated by 90 °, and faucet body is
Sphere has circular through hole or channel to pass through its axis.
Sealing system plays very crucial effect in valve, determines the quality and service life of valve, influences to set
Standby service performance.Currently, there is also automatic compensation in terms of the sealing performance of ball valve in the market, especially automatic compensation sealing
The problems such as effect is poor, and safety is low declines so as to cause the sealing performance of valve, influences its service life.
Utility model content
The shortcomings that in order to overcome background technique and shortcoming, the utility model provide a kind of dual automatic compensation type ball
Valve solves existing ball valve there are automatic compensation effect is poor, and stability is low, the technical issues of so as to cause sealing performance decline.
The technical solution of the utility model is: a kind of dual automatic compensation type ball valve, including valve body, sphere, valve rod and
Valve deck, the sphere are located in valve body, and the valve rod is connected with sphere, and the valve deck is set to the top of valve body, the sphere
Dual compensation sealing structure is equipped between valve body, the dual compensation sealing structure includes sealing ring, elastic washer, seal receptacle
And helical spring, the seal receptacle are equipped with groove, the sealing ring is caught in the groove, and the elastic washer is located at close
Between seal and seal receptacle, and the side of the elastic washer fits in the bottom of the groove, and the other side is affixed with sealing ring
It closes, the helical spring is located on the valve body and presses with the seal receptacle and cooperates, and also sets between the seal receptacle and valve body
There is guide-localization block, one end of the guide-localization block is in contact with valve body, and the other end is in contact with the seal receptacle.
The side upper-lower section end that the seal receptacle is located at guide-localization block is respectively equipped with the first locating slot and the second locating slot,
The guide-localization block is respectively the first guide-localization block and the second guide-localization block, and described first positions to locating piece and first
Slot matches, and the second guide-localization block is matched with the first locating slot, and the first guide-localization block and the second guiding are fixed
Position block respectively be T-type structure, including support portion and guide-localization portion, the guide-localization portion relative to support portion in reduce tie
Structure simultaneously fits with valve body, and the guide-localization portion matches with the first locating slot and the second locating slot.
The first " O " type sealing ring and second " O " type sealing ring are equipped between the sealing ring and valve body.
The utility model has the following beneficial effects: the dual automatic compensation type ball valve uses dual automatic compensation structure,
And have many advantages, such as that compensation stability is good, and it is structurally reasonable, reliable, to effectively improve the sealing performance of ball valve, guarantee valve
The service performance of door.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is schematic enlarged-scale view at the A in the utility model Fig. 1.
In figure, valve body 1, sphere 2, valve rod 3, valve deck 4, sealing ring 5, elastic washer 6, seal receptacle 7, helical spring 8, groove
9, guide-localization block 10, the first guide-localization block 101, the second guide-localization block 102, the first locating slot 11, the second locating slot 12,
Support portion 13, guide-localization portion 14, the first " O " type sealing ring 15, the second " O " type sealing ring 16.
Specific embodiment
The embodiments of the present invention are described further below for attached drawing:
As shown, a kind of dual automatic compensation type ball valve, including valve body 1, sphere 2, valve rod 3 and valve deck 4, the ball
Body 2 is located in valve body 1, and the valve rod 3 is connected with sphere 2, and the valve deck 4 is connected with valve body 1, the sphere 2 and valve body 1
Between be equipped with dual compensation sealing structure, the dual compensation sealing structure include sealing ring 5, elastic washer 6, seal receptacle 7 with
And helical spring 8, the seal receptacle 7 are equipped with groove 9, the sealing ring 5 is caught in the groove 9, the elastic washer 6
Between sealing ring 5 and seal receptacle 8, and the side of the elastic washer 6 fits in the bottom of the groove 10, the other side with it is close
Seal 5 fits, and the helical spring 8 is located on the valve body 1 and presses with the seal receptacle 7 and cooperates, the seal receptacle 7 with
Guide-localization block 10 is additionally provided between valve body 1, one end of the guide-localization block 10 is in contact with valve body 1, the other end with it is described
Seal receptacle 7 is in contact.Using above-mentioned sealing structure, seal receptacle is pressed by the elastic force of helical spring, seal receptacle acts on elasticity
On washer, elastic washer, which is squeezed to generate elastic force and sealing ring is pushed to act on, realizes sealing on sphere, wherein guide-localization
Block can play the locating effect to seal receptacle, prevent its from deviating from the position, and stability when improving mobile guarantees it correct
It is moved on path to realize compensation, and elastic washer is squeezed the effect that can generate elasticity realization two-way pushing, to make
Obtaining sealing ring can fit closely in the surface of sphere.According to above scheme, the dual automatic compensation type ball valve using it is dual from
Dynamic collocation structure, and have many advantages, such as that compensation stability is good, it is structurally reasonable, reliable, to effectively improve the sealing of ball valve
Performance guarantees the service performance of valve.
In the present invention, as shown, the seal receptacle 7 is located at the side upper-lower section end difference of guide-localization block 10
Equipped with the first locating slot 11 and the second locating slot 12, the guide-localization block 10 is respectively the first guide-localization block 101 and second
Guide-localization block 102, the first guide-localization block 101 are matched with the first locating slot 11, the second guide-localization block 102
Matched with the first locating slot 11, the first guide-localization block 101 and the second guide-localization block 102 respectively and for T-type structure,
Including support portion 13 and guide-localization portion 14, the guide-localization portion 14 relative to support portion 13 in reduce structure and with valve body 1
It fits, the guide-localization portion 14 matches with the first locating slot 11 and the second locating slot 12.First guide-localization block, 101 He
Second guide-localization block 102 respectively and for T-type structure, including support portion 13 and guide-localization portion 14, guide-localization portion 14 be compared with
Small one end is simultaneously respectively clamped into the first locating slot 11 and the second locating slot 12, can be effectively played the purpose of guiding, be prevented
The phenomenon that seal receptacle deviates, support portion 13 are the effect of positioning and support that biggish one end is realized to guide-localization block,
Guarantee whole stability.Using the above structure, the advantages that good with guiding performance, stability is strong, and automatic compensation effect is good,
To which the sealing performance of valve be effectively ensured.
In the present invention, as shown, between the sealing ring 6 and valve body 1 be equipped with the first " O " type sealing ring 15 and
Second " O " type sealing ring 16.By the way that the first " O " type sealing ring 15 and the sealing of the second " O " type are arranged between sealing ring 6 and valve body 1
16 double sealing structures are enclosed, so that the sealing performance between valve body and the end face of sealing ring accesses effective guarantee, improve valve
The whole sealing performance of door, guarantees service performance.
Claims (3)
1. a kind of dual automatic compensation type ball valve, including valve body (1), sphere (2), valve rod (3) and valve deck (4), the sphere
(2) it is located in valve body (1), the valve rod (3) is connected with sphere (2), and the valve deck (4) is connected with valve body (1), feature
It is: is equipped with dual compensation sealing structure between the sphere (2) and valve body (1), the dual compensation sealing structure includes close
Seal (5), elastic washer (6), seal receptacle (7) and helical spring (8), the seal receptacle (7) is equipped with groove (9), described
Sealing ring (5) is caught in the groove (9), and the elastic washer (6) is located between sealing ring (5) and seal receptacle (7), and described
The side of elastic washer (6) fits in the bottom of the groove (9), and the other side fits with sealing ring (5), the helical spring
(8) it is located on the valve body (1) and is pressed with the seal receptacle (7) and cooperated, is also set between the seal receptacle (7) and valve body (1)
Have guide-localization block (10), one end of the guide-localization block (10) is in contact with valve body (1), the other end and the seal receptacle
(7) it is in contact.
2. dual automatic compensation type ball valve according to claim 1, it is characterised in that: the seal receptacle (7) is located at guiding
The side upper-lower section end of locating piece (10) is respectively equipped with the first locating slot (11) and the second locating slot (12), the guide-localization block
(10) be respectively the first guide-localization block (101) and the second guide-localization block (102), the first guide-localization block (101) with
First locating slot (11) matches, and the second guide-localization block (102) matches with the first locating slot (11), and described first leads
To locating piece (101) and the second guide-localization block (102) respectively and for T-type structure, including support portion (13) and guide-localization portion
(14), for the guide-localization portion (14) relative to support portion (13) in reducing structure and fitting with valve body (1), the guiding is fixed
Position portion (14) matches with the first locating slot (11) and the second locating slot (12).
3. dual automatic compensation type ball valve according to claim 1, it is characterised in that: the sealing ring (5) and valve body (1)
Between be equipped with the first " O " type sealing ring (15) and the second " O " type sealing ring (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821763063.2U CN209026236U (en) | 2018-10-29 | 2018-10-29 | A kind of dual automatic compensation type ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821763063.2U CN209026236U (en) | 2018-10-29 | 2018-10-29 | A kind of dual automatic compensation type ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209026236U true CN209026236U (en) | 2019-06-25 |
Family
ID=66908431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821763063.2U Expired - Fee Related CN209026236U (en) | 2018-10-29 | 2018-10-29 | A kind of dual automatic compensation type ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209026236U (en) |
-
2018
- 2018-10-29 CN CN201821763063.2U patent/CN209026236U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A double automatic compensation ball valve Effective date of registration: 20201226 Granted publication date: 20190625 Pledgee: Zhejiang Yongjia Rural Commercial Bank Co.,Ltd. Dongou sub branch Pledgor: ZHEJIANG YONGDING VALVE Co.,Ltd. Registration number: Y2020330001309 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190625 Termination date: 20211029 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |