CN212177987U - Valve gland - Google Patents
Valve gland Download PDFInfo
- Publication number
- CN212177987U CN212177987U CN202020525740.8U CN202020525740U CN212177987U CN 212177987 U CN212177987 U CN 212177987U CN 202020525740 U CN202020525740 U CN 202020525740U CN 212177987 U CN212177987 U CN 212177987U
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- CN
- China
- Prior art keywords
- gland
- ring
- valve
- locking
- sealing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a valve gland, which comprises a valve cover, wherein the bottom of the valve cover is provided with a first connecting flange, the bottom of the first connecting flange is provided with a sealing gasket, the middle part of the inner side of the valve cover is provided with a convex block, the top of the convex block is provided with a gland, the outer side of the lower part of the gland is provided with a lantern ring, the lantern ring is positioned above the convex block, the pressure cover is sleeved with a first sealing ring and a second sealing ring, the first sealing ring is positioned at the top of the sleeve ring, the sealing ring is positioned at the bottom of the lantern ring, the top end of the gland extends to the upper part of the valve cover, the middle part of the gland is provided with a locking press ring, the bottom end of the locking press ring extends to the inner side of the valve cover, and a third sealing ring is arranged between the bottom end of the locking compression ring and the top of the valve cover, and a second connecting flange is arranged at the top of the gland. Has the advantages that: and the conditions of packing corrosion and the like caused by leakage are avoided.
Description
Technical Field
The utility model relates to a valve technical field particularly, relates to a valve gland.
Background
The valve is because frequent switch, packing is not hard up, is slight seepage when just beginning, if discovery and maintenance in time not, the long packing gland corrosion that causes is serious, when the gland screw is compressed tightly, because the gland is done by cast iron, the power is inhomogeneous can cause the gland fracture, the packing is become flexible by the water punching press and is deviate from, and the water leakage is serious. Because the gland screw rusts because of packing leaks to cause, the screw skids when compressing tightly the gland, and it is unsatisfactory to compress tightly the packing effect. The upper part of the valve gland is decomposed, and in the decomposition process, the valve gland is found to be seriously corroded due to water leakage of the packing, and a screw for fastening the gland is also seriously corroded, because the valve is lack of maintenance for a long time, and the gland is broken when the gland is found to be leaked and fastened by the packing.
An effective solution to the problems in the related art has not been proposed yet.
Disclosure of Invention
To the problem in the correlation technique, the utility model provides a valve gland to overcome the above-mentioned technical problem that current correlation technique exists.
The technical scheme of the utility model is realized like this:
a valve gland comprises a valve cover, wherein a first connecting flange is arranged at the bottom of the valve cover, a sealing gasket is arranged at the bottom of the first connecting flange, a convex block is arranged in the middle of the inner side of the valve cover, a gland is arranged at the top of the convex block, a lantern ring is arranged on the outer side of the lower portion of the gland, the lantern ring is positioned above the convex block, a first sealing ring and a second sealing ring are sleeved on the gland, the first sealing ring is positioned at the top of the lantern ring, the second sealing ring is positioned at the bottom of the lantern ring, the top end of the gland extends to the upper portion of the valve cover, a locking compression ring is arranged in the middle of the gland, the bottom end of the locking compression ring extends to the inner side of the valve cover, a third sealing ring is arranged between the bottom end of the locking compression ring and the top of, and a sealing ring IV is arranged between the connecting flange II and the fastening gland, a plurality of locking screws I are arranged at the top of the fastening gland, and the connecting flange II is fixedly connected with the fastening gland through the locking screws I.
Furthermore, a locking screw II is arranged on the connecting flange I, and the connecting flange I and the sealing gasket are fixedly connected through the locking screw II.
Furthermore, a plurality of reinforcing ribs are arranged between the valve cover and the first connecting flange.
Furthermore, the locking compression ring is fixedly connected with the valve cover through threads.
Furthermore, the bottom end of the locking compression ring is tightly connected with the sealing ring.
The utility model has the advantages that: through setting up sealing washer one and sealing washer two between gland and the valve gap, the rethread lock sticiss the ring and compress tightly, provides dual seal to avoid the leakage of gland bottom, the later stage repacking and the maintenance of being convenient for can be pulled down to the fastening gland simultaneously, thereby made things convenient for the optimization promotion of pipeline, stopped because of leaking the packing circumstances such as corrosion that lead to.
In addition, the connecting flange I is provided with the locking screw II, and the connecting flange I and the sealing gasket are fixedly connected through the locking screw II, so that the connection is more convenient and tight; a plurality of reinforcing ribs are arranged between the valve cover and the first connecting flange, so that the overall sealing performance is improved; the locking compression ring and the valve cover are fixedly connected through threads, so that the locking is more durable and firm; the bottom end of the locking pressing ring is tightly connected with the sealing ring, so that the locking pressing ring and the sealing ring generate pressing force, and the sealing performance is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a valve gland according to an embodiment of the present invention.
In the figure:
1. a valve cover; 2. a first connecting flange; 3. sealing gaskets; 4. a bump; 5. a gland; 6. a collar; 7. a first sealing ring; 8. a second sealing ring; 9. locking the compression ring; 10. a third sealing ring; 11. a second connecting flange; 12. fastening a gland; 13. a fourth sealing ring; 14. locking a screw I; 15. a second locking screw; 16. and (5) reinforcing ribs.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art all belong to the protection scope of the present invention.
According to the utility model discloses an embodiment provides a valve gland.
As shown in fig. 1, a valve gland according to an embodiment of the present invention includes a valve cap 1, a first connecting flange 2 is disposed at the bottom of the valve cap 1, a sealing gasket 3 is disposed at the bottom of the first connecting flange 2, a protrusion 4 is disposed at the middle portion of the inner side of the valve cap 1, a gland 5 is disposed at the top of the protrusion 4, a collar 6 is disposed at the outer side of the lower portion of the gland 5, the collar 6 is located above the protrusion 4, a first sealing ring 7 and a second sealing ring 8 are sleeved on the gland 5, the first sealing ring 7 is located at the top of the collar 6, the second sealing ring 8 is located at the bottom of the collar 6, the top end of the gland 5 extends to the upper portion of the valve cap 1, a locking clamping ring 9 is disposed at the middle portion of the gland 5, the bottom end of the locking clamping ring 9 extends to the inner side of the valve cap 1, a third sealing ring 10, the top of gland 5 is provided with flange two 11, the top of flange two 11 sets up fastening gland 12, flange two 11 with be provided with four 13 of sealing washer between the fastening gland 12, the top of fastening gland 12 is provided with a plurality of locking screw 14, flange two 11 pass through locking screw 14 with fastening gland 12 fixed connection.
With the aid of the above technical scheme, set up sealing washer one 7 and sealing washer two 8 between gland 5 and the valve gap 1, compress tightly through locking clamping ring 9 again, provide double seal to avoid the leakage of gland 5 bottom, fastening gland 12 can pull down the later stage repacking and the maintenance of being convenient for simultaneously, thereby made things convenient for the optimization promotion of pipeline, stopped because of leaking the circumstances such as the packing corrosion that leads to.
In addition, the connecting flange I2 is provided with the locking screw II 15, and the connecting flange I2 and the sealing gasket 3 are fixedly connected through the locking screw II 15, so that the connection is more convenient and tight; a plurality of reinforcing ribs 16 are arranged between the valve cover 1 and the connecting flange I2, so that the overall sealing performance is improved; the locking compression ring 9 and the valve cover 1 are fixedly connected through threads, so that the locking is more durable and firm; the bottom end of the locking pressing ring 9 is tightly connected with the first sealing ring 7, so that the locking pressing ring 9 and the first sealing ring 7 generate pressing force, and the sealing performance is improved.
To sum up, with the help of the above technical scheme of the utility model, set up sealing washer one 7 and sealing washer two 8 between gland 5 and the valve gap 1, compress tightly through locking clamping ring 9 again, provide double sealing to avoid the leakage of gland 5 bottom, fastening gland 12 can pull down the later stage repacking and the maintenance of being convenient for simultaneously, thereby made things convenient for the optimization of pipeline to promote, stopped because of leaking the circumstances such as the packing corrosion that leads to.
In addition, the connecting flange I2 is provided with the locking screw II 15, and the connecting flange I2 and the sealing gasket 3 are fixedly connected through the locking screw II 15, so that the connection is more convenient and tight; a plurality of reinforcing ribs 16 are arranged between the valve cover 1 and the connecting flange I2, so that the overall sealing performance is improved; the locking compression ring 9 and the valve cover 1 are fixedly connected through threads, so that the locking is more durable and firm; the bottom end of the locking pressing ring 9 is tightly connected with the first sealing ring 7, so that the locking pressing ring 9 and the first sealing ring 7 generate pressing force, and the sealing performance is improved.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The valve gland is characterized by comprising a valve cover (1), wherein a first connecting flange (2) is arranged at the bottom of the valve cover (1), a sealing gasket (3) is arranged at the bottom of the first connecting flange (2), a convex block (4) is arranged at the middle part of the inner side of the valve cover (1), a gland (5) is arranged at the top of the convex block (4), a lantern ring (6) is arranged on the outer side of the lower part of the gland (5), the lantern ring (6) is positioned above the convex block (4), a first sealing ring (7) and a second sealing ring (8) are sleeved on the gland (5), the first sealing ring (7) is positioned at the top of the lantern ring (6), the second sealing ring (8) is positioned at the bottom of the lantern ring (6), the top end of the gland (5) extends to the upper part of the valve cover (1), a locking pressing ring (9) is arranged at the middle, the bottom of locking clamping ring (9) extends to the inboard of valve gap (1), the bottom of locking clamping ring (9) with be provided with sealing washer three (10) between the top of valve gap (1), the top of gland (5) is provided with flange two (11), the top of flange two (11) sets up fastening gland (12), flange two (11) with be provided with sealing washer four (13) between fastening gland (12), the top of fastening gland (12) is provided with a plurality of locking screw one (14), flange two (11) pass through locking screw one (14) with fastening gland (12) fixed connection.
2. A valve gland according to claim 1, wherein a second locking screw (15) is provided on the first connecting flange (2), and the first connecting flange (2) and the sealing gasket (3) are fixedly connected by the second locking screw (15).
3. A valve gland according to claim 1, wherein a plurality of ribs (16) are provided between the valve cap (1) and the first connecting flange (2).
4. A valve gland according to claim 1, wherein the locking collar (9) and the valve cap (1) are fixedly connected by a screw thread.
5. A valve gland according to claim 1, wherein the bottom end of the locking collar (9) is tightly connected to the first sealing ring (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020525740.8U CN212177987U (en) | 2020-04-12 | 2020-04-12 | Valve gland |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020525740.8U CN212177987U (en) | 2020-04-12 | 2020-04-12 | Valve gland |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212177987U true CN212177987U (en) | 2020-12-18 |
Family
ID=73770254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020525740.8U Expired - Fee Related CN212177987U (en) | 2020-04-12 | 2020-04-12 | Valve gland |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212177987U (en) |
-
2020
- 2020-04-12 CN CN202020525740.8U patent/CN212177987U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20201218 Termination date: 20210412 |