CN204477367U - A kind of fixing ball valve - Google Patents
A kind of fixing ball valve Download PDFInfo
- Publication number
- CN204477367U CN204477367U CN201520126751.8U CN201520126751U CN204477367U CN 204477367 U CN204477367 U CN 204477367U CN 201520126751 U CN201520126751 U CN 201520126751U CN 204477367 U CN204477367 U CN 204477367U
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- valve
- spheroid
- seal ring
- lubrication
- fixedly connected
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Abstract
The utility model relates to a kind of fixing ball valve, comprise valve body, with the spheroid of opening, valve rod, valve seat and end cap, end cap is fixedly connected with valve body, and form valve pocket, spheroid is positioned at valve pocket, one end of valve rod is stretched in valve pocket, and be fixedly connected with spheroid, valve seat has two, and lay respectively at the both sides of spheroid, and be fixedly connected with end cap with valve body respectively, valve body and end cap are respectively equipped with first passage and second channel, also comprise two bracing rings, two bracing rings are set on respective valve seat, and be provided with spring between bracing ring and valve seat, bracing ring is provided with at least one rigid seal ring and at least one soft seal ring, rigid seal ring and soft seal ring all offset with spheroid periphery, described valve body is provided with lubrication hole, the outer aperture place of lubrication hole has lubrication port lid, between bracing ring and valve seat, there is lubrication channel, one end of lubrication channel is communicated with lubrication hole, the other end is communicated with valve pocket.The utility model good sealing effect, high lubricating effect.
Description
Technical field
The utility model relates to a kind of valve technology field, is specifically related to a kind of fixing ball valve.
Background technique
Fixing ball valve be a kind of use laborsaving, the valve products of good sealing effect, and closed circuit device made by the pipeline being widely used in water, rock gas, coal gas, liquefied petroleum gas and oil refining, airport, chemical industry, Oil & Gas Storage etc.
The valve seat of traditional fixing ball valve and ball seal structure mainly adopt the Hermetical connecting structure being fixedly connected on seal ring on valve seat and spheroid and offseting, and this Placement sealing effect is very poor, easily causes liquid or Leakage Gas.And existing spheroid lubrication adopts the mode offering lubrication hole, be directly filled into spherome surface, but lubrication effect is not played in other positions.
Summary of the invention
The purpose of this utility model is: provide a kind of good sealing effect, the fixing ball valve of high lubricating effect.
In order to achieve the above object, the technical solution of the utility model is: a kind of fixing ball valve, comprise valve body, with the spheroid of opening, valve rod, valve seat and end cap, end cap is fixedly connected with valve body, and form valve pocket, spheroid is positioned at valve pocket, one end of valve rod is stretched in valve pocket, and be fixedly connected with spheroid, valve seat has two, and lay respectively at the both sides of spheroid, and be fixedly connected with end cap with valve body respectively, valve body and end cap are respectively equipped with first passage and second channel, also comprise two bracing rings, two bracing rings are set on respective valve seat, and be provided with spring between bracing ring and valve seat, bracing ring is provided with at least one rigid seal ring and at least one soft seal ring, rigid seal ring and soft seal ring all offset with spheroid periphery, described valve body is provided with lubrication hole, the outer aperture place of lubrication hole has lubrication port lid, between bracing ring and valve seat, there is lubrication channel, one end of lubrication channel is communicated with lubrication hole, the other end is communicated with valve pocket.
In technique scheme, described spheroid comprises ball core, two axle beds and is fixedly connected on the shell of ball core both ends of the surface respectively, and one end of axle bed is fixedly connected with shell, and the other end is fixedly connected with ball core, valve rod and axle bed load.
In technique scheme, the rigid seal ring on described bracing ring and soft seal ring offset.
In technique scheme, described end cap and valve body are equipped with spring receiving bore, and spring is positioned at spring receiving bore, and stretches out spring receiving bore and bracing ring offsets.
The good effect that the utility model has is: the method that the utility model combines owing to seal ring to be adopted rigid seal ring and soft seal ring, and when spheroid rocks, spring can ensure that rigid seal ring on bracing ring and soft seal ring are tight against spheroid all the time, improves sealability.And between bracing ring of the present utility model and valve seat, there is lubrication channel, one end of lubrication channel is communicated with lubrication hole, the other end is communicated with valve pocket, the Lubricants of lubrication hole perfusion first passes through the direct lubrication ball surface of lubrication channel again by lubrication hole, ensure spheroid energy smooth rotation, and Lubricants can also lubricate bracing ring and valve seat, therefore high lubricating effect.
Accompanying drawing explanation
Fig. 1 is the structure sectional view of the utility model embodiment;
Fig. 2 is the I portion enlarged view of Fig. 1;
Fig. 3 is the sectional view of spheroid in Fig. 1.
Embodiment
Below in conjunction with accompanying drawing and the embodiment that provides, the utility model is further described, but is not limited thereto.
As Fig. 1, 2, shown in 3, a kind of fixing ball valve, comprise valve body 1, spheroid 2 with opening, valve rod 3, valve seat 4 and end cap 5, end cap 5 is fixedly connected with valve body 1, and form valve pocket 1-1, spheroid 2 is positioned at valve pocket 1-1, one end of valve rod 3 is stretched in valve pocket 1-1, and be fixedly connected with spheroid 2, valve seat 4 has two, and lay respectively at the both sides of spheroid 2, and be fixedly connected with end cap 5 with valve body 1 respectively, valve body 1 and end cap 5 are respectively equipped with first passage 1-2 and second channel 5-1, also comprise two bracing rings 8, two bracing rings 8 are set on respective valve seat 4, and be provided with spring 9 between bracing ring 8 and valve seat 4, bracing ring 8 is provided with a rigid seal ring 10 and a soft seal ring 11, rigid seal ring 10 and soft seal ring 11 all offset with spheroid 2 periphery, described valve body 1 is provided with lubrication hole 1-3, the outer aperture place of lubrication hole 1 has lubrication port lid 15, there is between bracing ring 8 and valve seat 4 lubrication channel 8-1, one end of lubrication channel 8-1 is communicated with lubrication hole 1-3, the other end is communicated with valve pocket 1-1.
Shown in Figure 3, described spheroid 2 comprises ball core 2-1, two axle bed 2-2 and is fixedly connected on the shell 2-3 of ball core 2-1 both ends of the surface respectively, one end of axle bed 2-2 is fixedly connected with shell 2-3, the other end is fixedly connected with ball core 2-1, valve rod 3 and axle bed 2-2 load, after adopting said structure, described spheroid 2 comprises ball core 2-1 and spherical housing 2-3 and forms, compared with prior art, spheroid 2 is designed to hollow-core construction, while not reducing sphere structure intensity, not only reduce overall weight, and also reduce cost of production.
Shown in Figure 2, rigid seal ring 10 on described bracing ring 8 and soft seal ring 11 offset, after adopting said structure, when spheroid 2 rotates, rigid seal ring 10 can play position-limiting action, and soft seal ring 11 can not receive the extruding of spheroid 2 and depart from the seal-accommodating groove of spheroid 2.
Shown in Figure 2, described end cap 5 and valve body 1 are equipped with spring receiving bore 12, and spring 9 is positioned at spring receiving bore 12, and stretches out spring receiving bore 12 and offset with bracing ring 8, after adopting said structure, and can be effectively spacing, rational in infrastructure to spring 9.
Shown in Fig. 1,2,3, when the utility model uses, work as handle with sleeve, handle strip ovable valve stem 3 rotates, and valve rod 3 can drive spheroid 2 to rotate in valve pocket 1-1.Shown in Figure 1, after the opening of spheroid 2 and first passage 1-2 and second channel 5-1 connect, be then on state; Work as handle with sleeve, handle strip ovable valve stem 3 rotates, and spheroid 2 is rotated 90 °, be then closed condition.The utility model is in order to ensure the sealability of spheroid 2 and valve seat 1, seal ring is adopted the method that rigid seal ring 10 and soft seal ring 11 combine, and when spheroid 2 rocks, spring 9 can ensure that two rigid seal rings 10 on bracing ring 8 and soft seal ring 11 are tight against spheroid 2 all the time, improves sealability.Between bracing ring 8 of the present utility model and valve seat 4, there is lubrication channel 8-1, one end of lubrication channel 8-1 is communicated with lubrication hole 1-3, the other end is communicated with valve pocket 1-1, the Lubricants that lubrication hole 1-3 pours into first passes through the direct lubrication ball surface of lubrication channel 8-1 again by lubrication hole 1-3, ensure spheroid 2 energy smooth rotation, and Lubricants can also lubricate bracing ring 8 and valve seat 4, therefore high lubricating effect, lubrication port lid 15 is threaded in the outer aperture place of lubrication hole 1, ensures the sealing effect of lubrication hole 1-3.
Claims (4)
1. a fixing ball valve, comprise valve body (1), spheroid (2) with opening, valve rod (3), valve seat (4) and end cap (5), end cap (5) is fixedly connected with valve body (1), and form valve pocket (1-1), spheroid (2) is positioned at valve pocket (1-1), one end of valve rod (3) is stretched in valve pocket (1-1), and be fixedly connected with spheroid (2), valve seat (4) has two, and lay respectively at the both sides of spheroid (2), and be fixedly connected with end cap (5) with valve body (1) respectively, valve body (1) and end cap (5) are respectively equipped with first passage (1-2) and second channel (5-1), it is characterized in that: also comprise two bracing rings (8), two bracing rings (8) are set on respective valve seat (4), and be provided with spring (9) between bracing ring (8) and valve seat (4), bracing ring (8) is provided with at least one rigid seal ring (10) and at least one soft seal ring (11), rigid seal ring (10) and soft seal ring (11) all offset with spheroid (2) periphery, described valve body (1) is provided with lubrication hole (1-3), the outer aperture place of lubrication hole (1) has lubrication port lid (15), there is between bracing ring (8) and valve seat (4) lubrication channel (8-1), one end of lubrication channel (8-1) is communicated with lubrication hole (1-3), the other end is communicated with valve pocket (1-1).
2. fixing ball valve according to claim 1, it is characterized in that: described spheroid (2) comprises ball core (2-1), two axle beds (2-2) and is fixedly connected on the shell (2-3) of ball core (2-1) both ends of the surface respectively, one end of axle bed (2-2) is fixedly connected with shell (2-3), the other end is fixedly connected with ball core (2-1), valve rod (3) and axle bed (2-2) load.
3. fixing ball valve according to claim 1, is characterized in that: the rigid seal ring (10) on described bracing ring (8) and soft seal ring (11) offset.
4. fixing ball valve according to claim 1, it is characterized in that: described end cap (5) and valve body (1) are equipped with spring receiving bore (12), spring (9) is positioned at spring receiving bore (12), and stretches out spring receiving bore (12) and bracing ring (8) and offset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520126751.8U CN204477367U (en) | 2015-03-04 | 2015-03-04 | A kind of fixing ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520126751.8U CN204477367U (en) | 2015-03-04 | 2015-03-04 | A kind of fixing ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204477367U true CN204477367U (en) | 2015-07-15 |
Family
ID=53633159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520126751.8U Active CN204477367U (en) | 2015-03-04 | 2015-03-04 | A kind of fixing ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204477367U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110886868A (en) * | 2019-12-05 | 2020-03-17 | 良正阀门有限公司 | Low-torque self-checking ball-leakage valve |
| CN111022691A (en) * | 2019-12-05 | 2020-04-17 | 良正阀门有限公司 | Fixed ball valve and monitoring system, opening and closing method thereof and monitoring method of monitoring system |
-
2015
- 2015-03-04 CN CN201520126751.8U patent/CN204477367U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110886868A (en) * | 2019-12-05 | 2020-03-17 | 良正阀门有限公司 | Low-torque self-checking ball-leakage valve |
| CN111022691A (en) * | 2019-12-05 | 2020-04-17 | 良正阀门有限公司 | Fixed ball valve and monitoring system, opening and closing method thereof and monitoring method of monitoring system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 31, Xinbei District, Xinbei District, Changzhou, Jiangsu Province Patentee after: Good valve Co., Ltd. Address before: 213000 Changzhou Xinbei District, Xinbei District, Xinxi Road No. 31, Jiangsu Liang Zheng Valve Co., Ltd. Patentee before: Jiangsu Liang Zheng valve Co., Ltd |