CN203906859U - Metallic hard seal spherical valve - Google Patents
Metallic hard seal spherical valve Download PDFInfo
- Publication number
- CN203906859U CN203906859U CN201420203198.9U CN201420203198U CN203906859U CN 203906859 U CN203906859 U CN 203906859U CN 201420203198 U CN201420203198 U CN 201420203198U CN 203906859 U CN203906859 U CN 203906859U
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- Prior art keywords
- valve
- valve seat
- valve body
- long
- blind holes
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- Expired - Fee Related
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Abstract
The utility model discloses a metallic hard seal spherical valve. The metallic hard seal spherical valve comprises a side valve body, a long valve body, a gland, an end cover, a sphere, a pneumatic device, a first valve seat, a second valve seat and a plurality of springs, wherein the side valve body is arranged on side of the long valve body; the gland and the end cover are arranged at the top end and the bottom end of the long valve body; the sphere is arranged in the long valve body; the pneumatic device is arranged at the upper part of the gland, and is movably connected with an upper valve rod; the first valve seat and the second valve seat are ring-shaped; a plurality of blind holes are formed in the ring-shaped surfaces; the first valve seat is arranged between the side valve body and the sphere; the second valve seat is arranged between the long valve body and the sphere; one end of each spring is propped against the side valve body or the long valve body; the other ends are propped against the blind holes of the first valve seat or the second valve seat. The metallic hard seal spherical valve has the advantages of tight seal, wear resistance and long service life.
Description
Technical field
The utility model belongs to the technical field of valve, relates in particular to a kind of metal hard-sealing ball valve.
Background technique
Ball valve is as the parts of controlling pipeline flowing medium break-make, and along with scientific and technical develop rapidly, updating of its production technology and product structure, has developed rapidly and become a kind of main valve class.In the west flourishing country of industry, the use of ball valve is constantly risen year by year, in China, ball valve is widely used in the industries such as petroleum refining, long-distance transport pipes, chemical industry, papermaking, pharmacy, water conservancy, electric power, municipal administration and iron and steel, occupies very important status in national economy.
Ball valve needs the action of 90-degree rotation realize the unlatching of valve or close, faucet body is spheroid, there are manhole or passage by its axis, in pipeline, be mainly used to make the flow direction that cuts off, distributes and change medium, but the ball valve of producing in prior art more or less exists poorly sealed, easy to wear and problem that working life is not long.In view of this, the inventor studies and has designed a kind of metal hard-sealing ball valve.
Model utility content
The purpose of this utility model is to provide a kind of metal hard-sealing ball valve, to solve the problem that prior art ball valve sealing is not tight, easy to wear and working life is not long.
In order to solve above-mentioned purpose, the technological scheme that the utility model adopts is:
A kind of metal hard-sealing ball valve, comprise side valve body, long valve body, gland, end cap, spheroid, upper valve rod, lower valve rod, Pneumatic actuator, the first valve seat, the second valve seat and some springs, described side valve body is located at a side of described long valve body, described gland and described end cap are located at respectively top and the bottom of described long valve body, the top of described spheroid and bottom are respectively equipped with square telescoping groove and locating slot, described telescoping groove and described upper valve rod are fixed the top in described long valve body, described locating slot and described lower valve rod are fixed the bottom in described long valve body, described Pneumatic actuator is located at the top of described gland and is dynamically connected with described upper valve rod, described first and second valve seat is ring, its ring surface is provided with some blind holes, described the first valve seat is located between described side valve body and described spheroid, described the second valve seat is located between described long valve body and described spheroid, described some springs one end is against on described side valve body or described long valve body, the other end is against in the blind hole of described the first valve seat or the second valve seat.
As embodiment's optimal way, described some blind holes are non-uniform Distribution on described the first valve seat or described the second valve seat.
Optimal way as embodiment, on described the first valve seat and on described the second valve seat, be respectively equipped with 16 blind holes, wherein, press flowing medium direction, the first valve seat top and bottom are respectively provided with 6 blind holes, the first valve seat is each side provided with 2 blind holes, and the second valve seat top and bottom are respectively provided with 6 blind holes, and the second valve seat is each side provided with 2 blind holes.
As embodiment's optimal way, also comprise Upper shaft sleeve and Lower shaft sleeve, described Upper shaft sleeve is located between described upper valve rod and the surface of contact at described long valve body top, and described Lower shaft sleeve is located between described lower valve rod and the surface of contact of described long valve body bottom.
As embodiment's optimal way, also comprise stem packing, described stem packing is located between described gland and described Upper shaft sleeve.
A kind of metal hard-sealing ball valve of the utility model adopts after said structure, comprise side valve body, long valve body, gland, end cap, spheroid, upper valve rod, lower valve rod, Pneumatic actuator, the first valve seat, the second valve seat and some springs, described side valve body is located at a side of described long valve body, described gland and described end cap are located at respectively top and the bottom of described long valve body, the top of described spheroid and bottom are respectively equipped with square telescoping groove and locating slot, described telescoping groove and described upper valve rod are fixed the top in described long valve body, described locating slot and described lower valve rod are fixed the bottom in described long valve body, described Pneumatic actuator is located at the top of described gland and is dynamically connected with described upper valve rod, described first and second valve seat is ring, its ring surface is provided with some blind holes, described the first valve seat is located between described side valve body and described spheroid, described the second valve seat is located between described long valve body and described spheroid, described some springs one end is against on described side valve body or described long valve body, the other end is against in the blind hole of described the first valve seat or the second valve seat, and then make the present invention there is good sealing, further, because described spring right and wrong are equally distributed, by large stressed top and the bottom at the first valve seat or the second valve seat, be distributed with more spring, the less spring and the stressed less left and right sides distributes, make ball valve in use there is better adaptability, more wear-resistant and be of value to the working life that extends ball valve.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of the utility model spheroid;
Fig. 3 is the structural representation of the utility model valve seat.
Embodiment
As shown in Figure 1 to Figure 3, the utility model has disclosed a kind of metal hard-sealing ball valve, comprise side valve body 1, long valve body 2, gland 3, end cap 4, spheroid 5, upper valve rod 6, lower valve rod 7, Pneumatic actuator 8, the first valve seat 9, the second valve seat 10 and some springs 11, described side valve body 1 is located at a side of described long valve body 2, described gland 3 and described end cap 4 are located at respectively top and the bottom of described long valve body 2, the top of described spheroid 5 and bottom are respectively equipped with square telescoping groove and locating slot, described telescoping groove and described upper valve rod 6 are fixed in the top of described long valve body 2, described locating slot and described lower valve rod 7 are fixed in the bottom of described long valve body 2, described Pneumatic actuator 8 is located at the top of described gland 3 and is dynamically connected with described upper valve rod 6, described the first valve seat 9 and the second valve seat 10 are ring, its ring surface is provided with some blind holes 12, described the first valve seat 9 is located between described side valve body 1 and described spheroid 5, described the second valve seat 10 is located between described long valve body 2 and described spheroid 5, described some springs 11 one end are against on described side valve body 1 or described long valve body 2, the other end is against in the blind hole 12 of described the first valve seat or the second valve seat.
As embodiment's optimal way, described some blind holes 12 are non-uniform Distribution on described the first valve seat 9 or described the second valve seat 10.
Optimal way as embodiment, on described the first valve seat 9 and described the second valve seat 10 on be respectively equipped with 16 blind holes, wherein, press flowing medium direction, the first valve seat 9 tops and bottom are respectively provided with 6 blind holes, the first valve seat 9 is each side provided with 2 blind holes, and the second valve seat 10 tops and bottom are respectively provided with 6 blind holes, and the second valve seat 10 is each side provided with 2 blind holes.Because described spring right and wrong are equally distributed, by large stressed top and the bottom at the first valve seat or the second valve seat, be distributed with more spring, the less spring and the stressed less left and right sides distributes, make ball valve in use there is better adaptability, more wear-resistant and be of value to the working life that extends ball valve.
Optimal way as embodiment, also comprise Upper shaft sleeve 13 and Lower shaft sleeve 14, described Upper shaft sleeve 13 is located between described upper valve rod 6 and the surface of contact at described long valve body 2 tops, and described Lower shaft sleeve 14 is located between described lower valve rod 7 and the surface of contact of described long valve body 2 bottoms.
As embodiment's optimal way, also comprise stem packing 15, described stem packing 15 is located between described gland 3 and described Upper shaft sleeve 13.
Adopt after said structure, the setting of described stem packing and described valve gap has guaranteed the utlity model has good sealing, spring is uneven distribution on described valve gap simultaneously, at the stressed larger side more spring that distributes, and at the stressed smaller side less spring that distributes, when guaranteeing sealing property of ball valves, the quantity of spring is correspondingly set according to the different stressing conditions of spheroid, make the utlity model has better wear-resisting property, and then improve the working life of ball valve.
The utility model metal hard-sealing ball valve is widely used on the industry fields such as urban water supply, metallurgy, combustion gas rock gas, chemical industry, electric power, cement building material, papermaking, municipal wastewater processing; Applicable media: the granule fluids such as water, sewage, Zhong Shui, dust-containing airflow, slip lime-ash and various harmful gases etc., applied widely.
The above, it is only the utility model preferred embodiment, therefore can not limit successively the scope that the utility model is implemented, the equivalence of doing according to the utility model the scope of the claims and description changes and modifies, and all should still belong in the scope that the utility model contains.
Claims (5)
1. a metal hard-sealing ball valve, comprise side valve body, long valve body, gland, end cap, spheroid, upper valve rod, lower valve rod, Pneumatic actuator, the first valve seat, the second valve seat and some springs, described side valve body is located at a side of described long valve body, described gland and described end cap are located at respectively top and the bottom of described long valve body, the top of described spheroid and bottom are respectively equipped with square telescoping groove and locating slot, described telescoping groove and described upper valve rod are fixed the top in described long valve body, described locating slot and described lower valve rod are fixed the bottom in described long valve body, described Pneumatic actuator is located at the top of described gland and is dynamically connected with described upper valve rod, described first and second valve seat is ring, its ring surface is provided with some blind holes, it is characterized in that: described the first valve seat is located between described side valve body and described spheroid, described the second valve seat is located between described long valve body and described spheroid, described some springs one end is against on described side valve body or described long valve body, the other end is against in the blind hole of described the first valve seat or the second valve seat.
2. a kind of metal hard-sealing ball valve as claimed in claim 1, is characterized in that: described some blind holes are non-uniform Distribution on described the first valve seat or described the second valve seat.
3. a kind of metal hard-sealing ball valve as claimed in claim 2, it is characterized in that: on described the first valve seat and on described the second valve seat, be respectively equipped with 16 blind holes, wherein, press flowing medium direction, the first valve seat top and bottom are respectively provided with 6 blind holes, the first valve seat is each side provided with 2 blind holes, and the second valve seat top and bottom are respectively provided with 6 blind holes, and the second valve seat is each side provided with 2 blind holes.
4. a kind of metal hard-sealing ball valve as claimed in claim 1, it is characterized in that: also comprise Upper shaft sleeve and Lower shaft sleeve, described Upper shaft sleeve is located between described upper valve rod and the surface of contact at described long valve body top, and described Lower shaft sleeve is located between described lower valve rod and the surface of contact of described long valve body bottom.
5. a kind of metal hard-sealing ball valve as claimed in claim 4, is characterized in that: also comprise stem packing, described stem packing is located between described gland and described Upper shaft sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420203198.9U CN203906859U (en) | 2014-04-24 | 2014-04-24 | Metallic hard seal spherical valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420203198.9U CN203906859U (en) | 2014-04-24 | 2014-04-24 | Metallic hard seal spherical valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203906859U true CN203906859U (en) | 2014-10-29 |
Family
ID=51781140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420203198.9U Expired - Fee Related CN203906859U (en) | 2014-04-24 | 2014-04-24 | Metallic hard seal spherical valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203906859U (en) |
-
2014
- 2014-04-24 CN CN201420203198.9U patent/CN203906859U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Metal hard sealing ball valve base Effective date of registration: 20191204 Granted publication date: 20141029 Pledgee: Quanzhou branch of Ping An Bank Co.,Ltd. Pledgor: OUGUAN VALVE TECHNOLOGY Co.,Ltd. Registration number: Y2019980000860 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200803 Granted publication date: 20141029 Pledgee: Quanzhou branch of Ping An Bank Co.,Ltd. Pledgor: OUGUAN VALVE TECHNOLOGY Co.,Ltd. Registration number: Y2019980000860 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141029 |