CN212616441U - Drainage ball valve for power industry - Google Patents
Drainage ball valve for power industry Download PDFInfo
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- CN212616441U CN212616441U CN202020523071.0U CN202020523071U CN212616441U CN 212616441 U CN212616441 U CN 212616441U CN 202020523071 U CN202020523071 U CN 202020523071U CN 212616441 U CN212616441 U CN 212616441U
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- valve
- valve rod
- valve body
- power industry
- electric power
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Abstract
The utility model discloses a drainage ball valve for electric power industry, including the valve body, locate runner inner chamber in the valve body, rotatable open and close runner inner chamber's spheroid, support the upper reaches disk seat and the low reaches disk seat of holding spheroidal both sides and run through the valve body and extend to spheroidal valve rod, its characterized in that: the upper reaches disk seat floats between the inner wall of runner inner chamber to be connected, expand between the inner wall of low reaches disk seat and runner inner chamber and connect, be located spheroidal top and be equipped with the bearing of embedding valve body, the bottom of valve rod is polygonized structure, and the valve rod runs through the bearing and extends embedding to spheroid top, can dismantle locking fixed connection between valve rod and the bearing. The utility model discloses a sealed valve body improves the effective performance of valve.
Description
Technical Field
The utility model belongs to the technical field of the ball valve, especially, relate to a drainage ball valve for electric power industry.
Background
The ball valve is a valve whose opening and closing ball body is driven by valve rod and can make rotary motion around the axis of ball valve, and can be used for cutting off pipeline, and along with the rapid development of scientific technology and continuous improvement of production process and product structure, the ball valve can be quickly developed into a main valve class. However, the piston ring seal of the valve seat of the conventional hard seal ball valve adopts flexible graphite, which is limited by materials, the internal leakage is easy to occur after the use temperature of the valve is higher than 550 ℃, and when the nominal pressure of the valve is higher than Class2500, the flexible graphite is easy to disperse to cause the failure of the valve.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the technical problem and providing the hydrophobic ball valve for the electric power industry to realize sealed valve body, improve the effective performance of valve. In order to achieve the above purpose, the utility model discloses technical scheme as follows:
drainage ball valve for electric power industry includes the valve body, locates the runner inner chamber in the valve body, the rotatable spheroid of opening and close the runner inner chamber, supports the upper reaches disk seat and the low reaches disk seat of holding spheroidal both sides and runs through the valve body and extend to spheroidal valve rod, its characterized in that: the upper reaches disk seat floats between the inner wall of runner inner chamber to be connected, expand between the inner wall of low reaches disk seat and runner inner chamber and connect, be located spheroidal top and be equipped with the bearing of embedding valve body, the bottom of valve rod is polygonized structure, and the valve rod runs through the bearing and extends embedding to spheroid top, can dismantle locking fixed connection between valve rod and the bearing.
Specifically, one end of the upstream valve seat is abutted to the ball, and the other end of the upstream valve seat is abutted to the first elastic piece embedded into the inner wall of the inner cavity of the flow channel.
Specifically, a second elastic piece is clamped between the upstream valve seat and the first elastic piece.
Specifically, packing is arranged between the valve rod and the valve body, a pressing plate for sleeving the valve rod to block the packing is arranged at the top end of the valve body, and a pressing cover for sleeving the valve rod is arranged at the top of the pressing plate.
Specifically, the upper portion cover of valve rod is equipped with the support of erectting on the valve body, wears to be equipped with the installed part of locking to the valve body in the support.
Specifically, the top of support is equipped with the adapter sleeve that cup joints the top of valve rod, and the periphery cover of adapter sleeve is equipped with the handle, can dismantle locking fixed connection between adapter sleeve and the valve rod.
Specifically, the bottom of valve rod is the square structure, the recess that matches with the square structure is seted up at the spheroid top.
Specifically, the valve rod and the bearing are fixedly connected through a locking pin.
Compared with the prior art, the utility model discloses electric power industry mainly embodies with hydrophobic ball valve's beneficial effect:
the valve body adopts an integrated structure, so that the service performance of the valve is effectively improved; the downstream valve seat and the valve body are connected in an expansion joint mode and made of the same material, so that the leakage problem caused by expansion with heat and contraction with cold is effectively avoided, and particularly for the application of the power industry, the cross change of temperature is large, and the sealing effect is obvious; the valve rod is connected with the ball body in a polygonal structure splicing mode, so that the ball body is effectively prevented from being subjected to overlarge position deviation, and the reliable sealing of the valve is ensured; the bearing is detachably, fixedly and fixedly connected with the valve rod, so that the valve rod is prevented from flying out and separating from the valve body in the rotating operation, and the strength of the valve rod is improved; the handle is installed through the connecting sleeve, so that the stable fixing effect is achieved, and parts installed on the valve rod are effectively reduced.
Drawings
Fig. 1 is a schematic front sectional view of an embodiment of the present invention;
FIG. 2 is a schematic side view of the present embodiment;
FIG. 3 is an enlarged view of a portion of FIG. 1;
the figures in the drawings represent:
1 valve body, 11 flow passage cavities, 2 balls, 21 grooves, 3 upstream valve seats, 31 clamp springs, 32 disc springs, 4 downstream valve seats, 5 valve rods, 51 packing, 52 pressing plates, 53 pressing covers, 6 bearings, 61 locking pins, 7 supports, 71 bolts, 8 connecting sleeves and 81 handles.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, and not all embodiments.
Example (b):
referring to fig. 1-3, the present embodiment is a drainage ball valve for power industry, which includes a valve body 1, a flow passage cavity 11 disposed in the valve body 1, a ball 2 capable of opening and closing the flow passage cavity 11 in a rotatable manner, an upstream valve seat 3 and a downstream valve seat 4 abutting against two sides of the ball 2, and a valve rod 5 penetrating through the valve body 1 and extending to the ball 2; the upper reaches disk seat 3 floats between the inner wall of runner inner chamber 11 and is connected, expands between the inner wall of lower reaches disk seat 4 and runner inner chamber 11 and connects, and the top that is located spheroid 2 is equipped with the bearing 6 of embedding in the valve body 1, and the bottom of valve rod 5 is polygonized structure, and valve rod 5 runs through bearing 6 and extends the embedding to 2 tops of spheroid, can dismantle locking fixed connection between valve rod 5 and the bearing 6.
One end of the upstream valve seat 3 is connected to the ball 2, and the other end of the upstream valve seat 3 is connected to the first elastic member embedded in the inner wall of the flow passage cavity 11, and the first elastic member is a clamp spring 31.
A second elastic member, which is a disc spring 32 in this embodiment, is sandwiched between the upstream valve seat 3 and the first elastic member.
And a packing 51 is filled between the valve rod 5 and the valve body 1, and a pressure plate 52 which is sleeved with the valve rod 5 to seal the packing 51 is arranged at the top end of the valve body 1. The top of the pressure plate 52 is provided with a gland 53 which is sleeved with the valve rod 5.
The upper portion cover of valve rod 5 is equipped with the support 7 of putting up on the valve body 1 in, wears to be equipped with the installed part of locking to valve body 1 in the support 7, and this embodiment installed part is bolt 71.
The top of support 7 is equipped with the adapter sleeve 8 that cup joints the top of valve rod 5, and the periphery cover of adapter sleeve 8 is equipped with handle 81. The connecting sleeve 8 is detachably, tightly and fixedly connected with the valve rod 5.
The valve body 1, the upstream valve seat 3 and the downstream valve seat 4 are all made of INCONEL750 materials.
The filler 51 is made of flexible graphite wire.
And spraying hard alloy on the surface of the ball body 2.
The bottom of the valve rod 5 is of a cube structure, and the top of the sphere 5 is provided with a groove 21 correspondingly matched with the cube structure.
The valve rod 5 and the bearing 6 are fixedly connected through a locking pin 61, and the locking pin 61 transversely penetrates through the bearing 6 and the valve rod 5.
When the embodiment is applied, the valve body 1 adopts an integrated structure, so that the service performance of the valve is effectively improved; the downstream valve seat 4 and the valve body 1 are connected in an expansion joint mode and made of the same material, so that the leakage problem caused by expansion with heat and contraction with cold is effectively avoided, and particularly for the application of the power industry, the cross change of temperature is large, and the sealing effect is obvious; the valve rod 5 and the ball body 2 are connected in a polygonal structure splicing mode, so that the ball body 2 is effectively prevented from being subjected to overlarge position deviation, and the reliable sealing of the valve is ensured; the bearing 6 is detachably, fixedly and fixedly connected with the valve rod 5 in a locking manner, so that the valve rod 5 is prevented from flying out and being separated from the valve body 1 in the rotating operation, and the strength of the valve rod 5 is improved; handle 81 is installed through adapter sleeve 8, plays stable fixed action, effectively reduces the spare part of valve rod 5 installation.
What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.
Claims (8)
1. Drainage ball valve for electric power industry includes the valve body, locates the runner inner chamber in the valve body, the rotatable spheroid of opening and close the runner inner chamber, supports the upper reaches disk seat and the low reaches disk seat of holding spheroidal both sides and runs through the valve body and extend to spheroidal valve rod, its characterized in that: the upper reaches disk seat floats between the inner wall of runner inner chamber to be connected, expand between the inner wall of low reaches disk seat and runner inner chamber and connect, be located spheroidal top and be equipped with the bearing of embedding valve body, the bottom of valve rod is polygonized structure, and the valve rod runs through the bearing and extends embedding to spheroid top, can dismantle locking fixed connection between valve rod and the bearing.
2. The hydrophobic ball valve for electric power industry according to claim 1, wherein: one end of the upstream valve seat is connected with the ball body in an abutting mode, and the other end of the upstream valve seat is connected with the first elastic piece embedded into the inner wall of the inner cavity of the flow channel in an abutting mode.
3. The hydrophobic ball valve for electric power industry according to claim 2, wherein: and a second elastic piece is clamped between the upstream valve seat and the first elastic piece.
4. The hydrophobic ball valve for electric power industry according to claim 1, wherein: the packing is filled between the valve rod and the valve body, the top end of the valve body is provided with a pressing plate which is sleeved with the valve rod plugging packing, and the top of the pressing plate is provided with a pressing cover which is sleeved with the valve rod.
5. The hydrophobic ball valve for electric power industry according to claim 1, wherein: the upper portion cover of valve rod is equipped with the support of erectting on the valve body, wears to be equipped with the installed part of locking to the valve body in the support.
6. The hydrophobic ball valve for electric power industry according to claim 5, wherein: the top of support is equipped with the adapter sleeve that cup joints the top of valve rod, and the periphery cover of adapter sleeve is equipped with the handle, can dismantle locking fixed connection between adapter sleeve and the valve rod.
7. The hydrophobic ball valve for electric power industry according to claim 1, wherein: the bottom of valve rod is the square structure, the recess that matches with the square structure is seted up at spheroid top.
8. The hydrophobic ball valve for electric power industry according to claim 1, wherein: the valve rod and the bearing are fixedly connected through a locking pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020523071.0U CN212616441U (en) | 2020-04-10 | 2020-04-10 | Drainage ball valve for power industry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020523071.0U CN212616441U (en) | 2020-04-10 | 2020-04-10 | Drainage ball valve for power industry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212616441U true CN212616441U (en) | 2021-02-26 |
Family
ID=74702557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020523071.0U Active CN212616441U (en) | 2020-04-10 | 2020-04-10 | Drainage ball valve for power industry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212616441U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111503305A (en) * | 2020-04-10 | 2020-08-07 | 苏州安特威阀门有限公司 | Drainage ball valve for power industry |
-
2020
- 2020-04-10 CN CN202020523071.0U patent/CN212616441U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111503305A (en) * | 2020-04-10 | 2020-08-07 | 苏州安特威阀门有限公司 | Drainage ball valve for power industry |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215000 988 Yuexiu Road, Lili Town, FENHU Economic Development Zone, Wujiang, Suzhou, Jiangsu Province Patentee after: Suzhou Antway Industrial Intelligent Technology Co., Ltd. Address before: 215000 988 Yuexiu Road, Lili Town, FENHU Economic Development Zone, Wujiang, Suzhou, Jiangsu Province Patentee before: SUZHOU ANTIWEAR VALVES Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |