CN216200759U - Bottom valve of non-detention kettle - Google Patents
Bottom valve of non-detention kettle Download PDFInfo
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- CN216200759U CN216200759U CN202122616290.0U CN202122616290U CN216200759U CN 216200759 U CN216200759 U CN 216200759U CN 202122616290 U CN202122616290 U CN 202122616290U CN 216200759 U CN216200759 U CN 216200759U
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- valve
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- sunken
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Abstract
The utility model discloses a bottom valve of a detention-free kettle, which comprises a valve body, a valve rod, a support ring and a ball body, wherein a flow passage for medium to pass through is arranged in the valve body, the valve rod drives the ball body to rotate to form the cutting and communication of the flow passage, the support ring is fixed on the valve body and supports the ball body, and the bottom valve is characterized in that: the supporting ring is provided with four sewage discharge grooves, and when the ball body cuts off the flow channel, a sewage discharge gap is formed between the sewage discharge grooves and the ball body, so that the utility model has the following advantages and effects: the support ring is provided with a sewage discharge groove, residual media in the cavity are discharged from the sewage discharge groove in a closed state, and the cleanliness of the media is guaranteed.
Description
Technical Field
The utility model relates to the field of valves, in particular to a bottom valve of a detention-free kettle.
Background
A stop kettle bottom valve is usually adopted as a control valve below a tank body under some clean working conditions, so that detention can be avoided, and because a straight-through structure can be insufficient in space below the tank body, an inclined platform ball valve can be adopted as the kettle bottom valve, and because the ball valve can not completely discharge media in a cavity at the moment of closing, the media can be easily rotten and deteriorate to cause pollution to the media.
Therefore, the development of a valve capable of discharging the medium is the key point for solving the problem.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide a non-retention kettle bottom valve capable of discharging media.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a there is not cauldron bottom valve that is detained, includes valve body, valve rod, lock ring and spheroid, have the runner that supplies the medium to pass through in the valve body, the rotatory cutting off and the intercommunication that constitutes the runner of valve rod drive spheroid, the lock ring is fixed in the valve body and supports the spheroid, characterized by: the support ring is sunken with a sewage discharge groove, and when the ball body cuts off the flow channel, a sewage discharge gap is formed between the sewage discharge groove and the ball body.
Through adopting above-mentioned technical scheme, seal structure before this structure adopts the valve, and exit end lock ring has the blowdown groove, remains the medium and discharges from the blowdown groove in the cavity under the closed condition, has guaranteed the cleanliness factor of medium.
The utility model is further configured to: the valve body is sunken with the fixed slot of fixed support ring, support ring is sunken to have the anticreep face, still the protrusion has location portion on the valve body, just the protrusion includes the guide face.
Through adopting above-mentioned technical scheme, when fixed lock ring, the guide face that sets up can guide the lock ring when the installation lock ring, makes it get into in the fixed slot.
The utility model is further configured to: the support ring comprises four support parts, and the sewage draining groove is positioned between two adjacent support parts.
Through adopting above-mentioned technical scheme, convex support can support the spheroid, and is provided with four supporting parts, corresponds four blowdown grooves for the medium in the valve body can be followed the blowdown in a plurality of blowdown clearances, has guaranteed the cleanliness factor of medium.
The utility model is further configured to: the valve body includes the valve gap, be provided with the fixing bolt of fixed valve gap on the valve gap, sunken valve seat groove on the valve gap, be provided with the disk seat in the valve seat inslot, work as when the valve gap is fixed in the valve body, the spheroid is hugged closely to the disk seat, be formed with the seal groove between valve body and the valve gap, be provided with sealed piece in the seal groove.
Through adopting above-mentioned technical scheme, fixed valve gap makes the disk seat hug closely the spheroid simultaneously.
The utility model is further configured to: the valve body comprises an execution part, the valve rod penetrates through the execution part to be connected with the ball body, a packing cavity is formed between the execution part and the valve rod, packing is arranged in the packing cavity, and the execution part is provided with a gland which seals the packing cavity and extrudes the packing.
By adopting the technical scheme, the packing increases the sealing performance of the valve rod, the sealing performance of the valve rod is ensured, and leakage is avoided.
The utility model is further configured to: sunken on the valve rod has sealed chamber, be provided with the sealing ring in the sealed chamber, still the cover is equipped with wear pad on the valve rod.
Through adopting above-mentioned technical scheme, multiple sealed and the filler cooperation improves the leakproofness, and the valve rod reduces wearing and tearing in repetitious usage can be guaranteed to the antifriction pad simultaneously.
The utility model is further configured to: the valve body is provided with a filter screen and a filter bolt, the two ends of the filter screen are provided with fixing parts, the fixing parts slide on the filter screen, and the filter bolt penetrates through the fixing parts to fix the filter screen on the flow channel.
The utility model is further configured to: the fixed part is also provided with a limit part in a protruding way, and the valve body is provided with a limit groove matched with the limit part in a sunken way.
Through adopting above-mentioned technical scheme, cross the medium once more, slide as the fixed part simultaneously, spacing portion on the fixed part can block into the spacing groove, strengthens the antiscour ability of filter screen.
Drawings
FIG. 1 is a block diagram of an embodiment of the present invention;
FIG. 2 is a cross-sectional view of a support ring;
FIG. 3 is a top view of the support ring;
FIG. 4 is an enlarged view of portion A;
FIG. 5 is an enlarged view of the portion B;
FIG. 6 is a schematic view of the fluid flow after the filter screen is removed according to an embodiment of the present invention.
In the figure: 1. a valve body; 11. fixing grooves; 12. a positioning part; 13. a guide surface; 2. a valve stem; 3. a support ring; 31. a sewage draining groove; 32. a support portion; 4. a sphere; 5. a valve cover; 51. fixing the bolt; 52. a valve seat; 53. a sealing block; 6. an execution unit; 61. a filler; 62. a gland; 63. a seal ring; 64. a wear pad; 7. a filter screen; 71. a filter bolt; 72. a fixed part; 73. a limiting part.
Detailed Description
Embodiments of the present invention are further described with reference to fig. 1 to 6.
The utility model provides a there is not cauldron bottom valve that is detained, includes valve body 1, valve rod 2, lock ring 3 and spheroid 4, has the runner that supplies the medium to pass through in the valve body 1, and the rotatory cutting off and the intercommunication that constitutes the runner of valve rod 2 drive spheroid 4, and lock ring 3 is fixed in valve body 1 and supports spheroid 4, characterized by: the support ring 3 is sunken with four pollution discharge grooves 31, and when the ball body 4 cuts off the flow channel, a pollution discharge gap is formed between the pollution discharge grooves 31 and the ball body 4.
The valve body 1 is sunken with a fixing groove 11 for fixing the support ring 3, the support ring 3 is sunken with an anti-falling surface, the valve body 1 is also protruded with a positioning part 12, and the protrusion part comprises a guide surface 13.
The support ring 3 comprises four support parts 32, and the sewage draining groove 31 is positioned between two adjacent support parts 32.
The valve body 1 comprises a valve cover 5, a fixing bolt 51 for fixing the valve cover 5 is arranged on the valve cover 5, a valve seat 52 groove is formed in the valve cover 5 in a sunken mode, a valve seat 52 is arranged in the valve seat 52 groove, when the valve cover 5 is fixed to the valve body 1, the valve seat 52 is tightly attached to the ball body 4, a sealing groove is formed between the valve body 1 and the valve cover 5, and a sealing block 53 is arranged in the sealing groove.
The valve body 1 comprises an execution part 6, the valve rod 2 penetrates through the execution part 6 to be connected with the ball body 4, a packing cavity is formed between the execution part 6 and the valve rod 2, packing 61 is arranged in the packing cavity, and the execution part 6 is provided with a gland 62 which seals the packing cavity and extrudes the packing 61.
The valve rod 2 is sunken with a sealing cavity, a sealing ring 63 is arranged in the sealing cavity, and the valve rod 2 is further sleeved with a wear pad 64.
The valve body 1 is provided with a filter screen 7 and a filter bolt 71, two ends of the filter screen 7 are provided with fixing parts 72, the fixing parts 72 slide on the filter screen 7, and the filter bolt 71 penetrates through the fixing parts 72 to fix the filter screen 7 on the flow passage.
The fixing portion 72 further protrudes a limiting portion 73, and the valve body 1 is recessed with a limiting groove for matching the limiting portion 73.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (8)
1. The utility model provides a there is not cauldron bottom valve that is detained, includes valve body (1), valve rod (2), lock ring (3) and spheroid (4), have the runner that supplies the medium to pass through in valve body (1), valve rod (2) drive spheroid (4) are rotatory to be constituted the cutting off and the intercommunication of runner, lock ring (3) are fixed in valve body (1) and support spheroid (4), characterized by: the support ring (3) is sunken with a sewage draining groove (31), and when the ball body (4) cuts off the flow channel, a sewage draining gap is formed between the sewage draining groove (31) and the ball body (4).
2. The non-retention tank bottom valve according to claim 1, characterized in that: the valve body (1) is sunken with a fixing groove (11) for fixing the support ring (3), the support ring (3) is sunken with an anti-falling surface, the valve body (1) is also protruded with a positioning part (12), and the positioning part (12) comprises a guide surface (13).
3. The non-retention tank bottom valve according to claim 1, characterized in that: the support ring (3) comprises four support parts (32), and the sewage draining grooves (31) are positioned between two adjacent support parts (32).
4. The non-retention tank bottom valve according to claim 1, characterized in that: valve body (1) includes valve gap (5), be provided with fixing bolt (51) of fixed valve gap (5) on valve gap (5), sunken valve seat groove on valve gap (5), be provided with disk seat (52) in the valve seat inslot, work as when valve gap (5) are fixed in valve body (1), spheroid (4) are hugged closely in disk seat (52), be formed with the seal groove between valve body (1) and valve gap (5), be provided with sealing block (53) in the seal groove.
5. The non-retention tank bottom valve according to claim 1, characterized in that: the valve body (1) comprises an execution part (6), the valve rod (2) penetrates through the execution part (6) to be connected with the ball body (4), a packing cavity is formed between the execution part (6) and the valve rod (2), packing (61) is arranged in the packing cavity, and the execution part (6) is provided with a gland (62) which seals the packing cavity and extrudes the packing (61).
6. The non-retention tank bottom valve according to claim 1, characterized in that: sunken on valve rod (2) have sealed chamber, be provided with sealing ring (63) in the sealed chamber, still the cover is equipped with wear pad (64) on valve rod (2).
7. The non-retention tank bottom valve according to claim 1, characterized in that: be provided with filter screen (7) and filter bolt (71) on valve body (1), the both ends of filter screen (7) are provided with fixed part (72), fixed part (72) slide in filter screen (7), filter bolt (71) pass fixed part (72) and are fixed in the runner with filter screen (7).
8. The non-retention tank bottom valve according to claim 7, wherein: the fixing part (72) is also provided with a limiting part (73) in a protruding mode, and a limiting groove matched with the limiting part (73) is formed in the valve body (1) in a recessed mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122616290.0U CN216200759U (en) | 2021-10-28 | 2021-10-28 | Bottom valve of non-detention kettle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122616290.0U CN216200759U (en) | 2021-10-28 | 2021-10-28 | Bottom valve of non-detention kettle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216200759U true CN216200759U (en) | 2022-04-05 |
Family
ID=80893038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122616290.0U Active CN216200759U (en) | 2021-10-28 | 2021-10-28 | Bottom valve of non-detention kettle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216200759U (en) |
-
2021
- 2021-10-28 CN CN202122616290.0U patent/CN216200759U/en active Active
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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: 1555 Tianzhong Road, Yongzhong street, Longwan District, Wenzhou City, Zhejiang Province Patentee after: Ouming Valve Group Co.,Ltd. Address before: 1555 Tianzhong Road, Yongzhong street, Longwan District, Wenzhou City, Zhejiang Province Patentee before: ZHEJIANG OUMING FLUID CASTING Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |