CN203176421U - Metal hard sealing wear-resisting ball valve - Google Patents
Metal hard sealing wear-resisting ball valve Download PDFInfo
- Publication number
- CN203176421U CN203176421U CN 201320192330 CN201320192330U CN203176421U CN 203176421 U CN203176421 U CN 203176421U CN 201320192330 CN201320192330 CN 201320192330 CN 201320192330 U CN201320192330 U CN 201320192330U CN 203176421 U CN203176421 U CN 203176421U
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- valve
- valve body
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- filler
- ball
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Abstract
The utility model discloses a metal hard sealing wear-resisting ball valve and relates to the technical field of valves. A bottom cover is fixed at the bottom of a valve body through socket head cap screws, a first metal sealing ring is arranged between the bottom cover and the valve body, a ball is arranged inside the valve body, a valve base is arranged inside the valve body, a second metal sealing ring is arranged between the valve base and the valve body, a valve rod is arranged at the upper end of the ball, a shaft sleeve is arranged on the outer side of the connecting position of the valve rod and the ball, a valve cover is fixed at the upper end of the valve body through double-screw bolts and nuts, a support is arranged at the upper end of the valve cover, a filler pad is arranged on the outer side of the middle portion of the valve rod, a filler is arranged on the filler pad, a filler pressing cover is arranged at the upper end of the filler, and a turbine head is arranged at the top of the valve rod. According to the metal hard sealing wear-resisting ball valve, the sealing performance is reliable, zero leakage can be actually achieved, the ball and the valve base have good shearing and self-cleaning functions, and the ball valve is high in hardness and extraordinary in wear-resisting performance.
Description
Technical field:
The utility model relates to a kind of metal hard-sealing wear resistance ball valve, belongs to valve technology field.
Background technique:
Along with expanding economy, commercial plant constantly develops to high parameter, maximization direction, the commercial plant working condition is also more and more responsible, under many circumstances, the working condition of valve applications even have high temperature, high pressure simultaneously, contain a large amount of hard solid particle situations (such as continuous reformer, delayed coking unit, polycrystalline silicon device, catalyst desulfurizing adsorbent equipment, coal gasification apparatus, metallurgical ore slurry pipeline etc.), conventional valves can't adapt to, be mainly reflected in the weak point in working life, leak seriously, influenced the stability of system's operation greatly.
The model utility content:
At the problems referred to above, the technical problems to be solved in the utility model provides a kind of metal hard-sealing wear resistance ball valve.
Metal hard-sealing wear resistance ball valve of the present utility model, it comprises valve body, bottom, first metal o-ring, spheroid, valve seat, second metal o-ring, valve rod, axle sleeve, valve gap, Packing seat, filler, Gland, support and turbine head, fixedly there is bottom the bottom of valve body by socket head screw, and between bottom and valve body, be provided with first metal o-ring, be provided with spheroid in the valve body, valve seat is arranged in the valve body, and between valve seat and valve body, be provided with second metal o-ring, the upper end of spheroid is provided with valve rod, and the arranged outside in valve rod and spheroid joint has axle sleeve, valve gap is fixed on the valve body upper end by double-screw bolt and nut, and be provided with support in the valve gap upper end, the middle part arranged outside of valve rod has Packing seat, Packing seat is provided with filler, the upper end of filler is provided with Gland, and the top of valve rod is provided with turbine head.
As preferably, the surface of described valve body, spheroid, valve gap, Gland and support all is coated with carbide layers.
As preferably, the top of described valve rod is provided with flat key.
The beneficial effects of the utility model: it has reliable sealability, can really realize zero leakage, and spheroid and valve seat have good shearing self-cleaning function; It also has high hardness and extraordinary wear-resisting performance; be 3-8 times of present common metal seal ball-valve working life; be particularly suitable for special operation condition systems such as power plant's dedusting, blast furnace ash discharge, coal dust conveying and organosilicon project; solved thoroughly that to perplex in the said system valve for a long time easy to wear; need a frequent difficult problem of changing; not only saved purchase cost but also can reduce the economic loss that system-down causes, serviceability temperature can reach 425 degree, adopts the one-way sealing form.It is manual, electronic and pneumatic that driving mode has etc.
Description of drawings:
In order to be easy to explanation, the utility model is done to describe in detail by following concrete enforcement and accompanying drawing.
Fig. 1 is the utility model structural representation.
The 1-valve body; The 2-bottom; 3-first metal o-ring; The 4-spheroid; The 5-valve seat; 6-second metal o-ring; The 7-valve rod; The 8-axle sleeve; The 9-valve gap; The 10-Packing seat; The 11-filler; The 12-Gland; The 13-support; The 14-turbine head; The 15-flat key.
Embodiment:
As shown in Figure 1, this embodiment is by the following technical solutions: it comprises valve body 1, bottom 2, first metal o-ring 3, spheroid 4, valve seat 5, second metal o-ring 6, valve rod 7, axle sleeve 8, valve gap 9, Packing seat 10, filler 11, Gland 12, support 13 and turbine head 14, fixedly there is bottom 2 bottom of valve body 1 by socket head screw, and between bottom 2 and valve body 1, be provided with first metal o-ring 3, be provided with spheroid 4 in the valve body 1, valve seat 5 is arranged in the valve body 1, and between valve seat 5 and valve body 1, be provided with second metal o-ring 6, the upper end of spheroid 4 is provided with valve rod 7, and the arranged outside in valve rod 7 and spheroid 4 joints has axle sleeve 8, valve gap 9 is fixed on valve body 1 upper end by double-screw bolt and nut, and be provided with support 13 in valve gap 9 upper ends, the middle part arranged outside of valve rod 7 has Packing seat 10, Packing seat 10 is provided with filler 11, the upper end of filler 11 is provided with Gland 12, and the top of valve rod 7 is provided with turbine head 14.
Wherein, the surface of described valve body 1, spheroid 4, valve gap 9, Gland 12 and support 13 all is coated with carbide layers; The top of described valve rod 7 is provided with flat key 15.
More than show and described basic principle of the present utility model and major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that describes in above-described embodiment and the specification just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof
Claims (3)
1. metal hard-sealing wear resistance ball valve, it is characterized in that: it comprises valve body (1), bottom (2), first metal o-ring (3), spheroid (4), valve seat (5), second metal o-ring (6), valve rod (7), axle sleeve (8), valve gap (9), Packing seat (10), filler (11), Gland (12), support (13) and turbine head (14), fixedly there is bottom (2) bottom of valve body (1) by socket head screw, and between bottom (2) and valve body (1), be provided with first metal o-ring (3), be provided with spheroid (4) in the valve body (1), valve seat (5) is arranged in the valve body (1), and between valve seat (5) and valve body (1), be provided with second metal o-ring (6), the upper end of spheroid (4) is provided with valve rod (7), and the arranged outside in valve rod (7) and spheroid (4) joint has axle sleeve (8), valve gap (9) is fixed on valve body (1) upper end by double-screw bolt and nut, and be provided with support (13) in valve gap (9) upper end, the middle part arranged outside of valve rod (7) has Packing seat (10), Packing seat (10) is provided with filler (11), the upper end of filler (11) is provided with Gland (12), and the top of valve rod (7) is provided with turbine head (14).
2. a kind of metal hard-sealing wear resistance ball valve according to claim 1, it is characterized in that: the surface of described valve body (1), spheroid (4), valve gap (9), Gland (12) and support (13) all is coated with carbide layers.
3. a kind of metal hard-sealing wear resistance ball valve according to claim 1, it is characterized in that: the top of described valve rod (7) is provided with flat key (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320192330 CN203176421U (en) | 2013-04-17 | 2013-04-17 | Metal hard sealing wear-resisting ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320192330 CN203176421U (en) | 2013-04-17 | 2013-04-17 | Metal hard sealing wear-resisting ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203176421U true CN203176421U (en) | 2013-09-04 |
Family
ID=49073118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320192330 Expired - Fee Related CN203176421U (en) | 2013-04-17 | 2013-04-17 | Metal hard sealing wear-resisting ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203176421U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104455538A (en) * | 2014-12-08 | 2015-03-25 | 章华 | Ball valve ball with high-wearable sealing surface and production method thereof |
| CN109737218A (en) * | 2019-02-22 | 2019-05-10 | 上海奇高阀门制造有限公司 | A kind of manual high-temperature ball valve |
| CN113883299A (en) * | 2021-09-28 | 2022-01-04 | 无锡市亚迪流体控制技术有限公司 | Sealing structure and valve device comprising same |
-
2013
- 2013-04-17 CN CN 201320192330 patent/CN203176421U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104455538A (en) * | 2014-12-08 | 2015-03-25 | 章华 | Ball valve ball with high-wearable sealing surface and production method thereof |
| CN109737218A (en) * | 2019-02-22 | 2019-05-10 | 上海奇高阀门制造有限公司 | A kind of manual high-temperature ball valve |
| CN113883299A (en) * | 2021-09-28 | 2022-01-04 | 无锡市亚迪流体控制技术有限公司 | Sealing structure and valve device comprising same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20130904 Termination date: 20200417 |