CN210050357U - Rust-proof valve cover structure - Google Patents
Rust-proof valve cover structure Download PDFInfo
- Publication number
- CN210050357U CN210050357U CN201920744458.6U CN201920744458U CN210050357U CN 210050357 U CN210050357 U CN 210050357U CN 201920744458 U CN201920744458 U CN 201920744458U CN 210050357 U CN210050357 U CN 210050357U
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- China
- Prior art keywords
- drainage
- drain pipe
- valve
- recess
- valve gap
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Abstract
The utility model discloses a rust-resistant valve gap structure that loses, including valve body, valve rod and valve gap, the valve gap is provided with the recess, be provided with drainage device in the recess, drainage device include the drain pipe and with recess fixed connection's fixed block, the fixed block includes drainage channel, drainage channel's the end of intaking with the mounting hole intercommunication, drainage channel's play water end is provided with the spout, the drain pipe slides and sets up be formed with the drainage clearance in the spout and with the spout lateral wall, the drain pipe lateral wall is provided with the inlet opening that makes its hole and drainage clearance intercommunication, be provided with the sealing ring that opens or close with the inlet opening cooperation when the drain pipe slides in the recess, the bottom of recess is provided with the through-hole that is used for the drain pipe to stretch out the valve gap. The utility model provides a simple structure, simple to operate, rust-resistant valve gap structure that loses more convenient than prior art drainage.
Description
Technical Field
The utility model belongs to the technical field of the rust-resistant valve, especially a rust-resistant valve gap structure that loses.
Background
In steam conduit or low temperature pipeline, general valve is in vertical installation (executor up), and it includes the valve body, the valve rod and sets up the valve gap in the valve body bottom, is provided with on the valve body and supplies the valve rod to insert the mounting hole of establishing, and the valve gap sets up in the bottom of mounting hole, and the valve rod supports and establishes on the valve gap, when the medium cuts off or when stopping transport, often can gather the comdenstion water in the valve gap department of valve body bottom, makes the valve rod bottom, to running from opposite directions spare parts such as ring and be in the water corrosion state to lead to spare parts such as valve rod and running from opposite directions ring to corrode, influence valve. Therefore, in the prior art, a drain hole is designed in the bottom valve cover, the purpose of draining water is achieved by installing a nut in the drain hole, but the bolt needs to be screwed out and then installed back in each draining process in the draining method, the operation is time-consuming and labor-consuming, the operation is not very convenient, the installation environment is limited, a certain space needs to be reserved between the valve cover and the ground or the wall surface, and the bolt is rotated by utilizing a wrench.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a simple structure, convenient installation and more convenient rust-proof valve cover structure compared with the prior art.
In order to realize the purpose, the utility model discloses a technical scheme is: an anti-corrosion valve cover structure comprises a valve body, a valve rod and a valve cover, wherein the valve body is provided with a mounting hole for inserting the lower end of the valve rod, the valve cover is arranged at the bottom of the mounting hole, the valve cover is provided with a groove, a drainage device is arranged in the groove, the drainage device comprises a drainage pipe and a fixed block fixedly connected with the groove, the fixed block comprises a drainage channel, the water inlet end of the drainage channel is communicated with the mounting hole, the water outlet end of the drainage channel is provided with a sliding groove, the drain pipe is arranged in the chute in a sliding way and forms a drain clearance with the side wall of the chute, the side wall of the drain pipe is provided with a water inlet hole which leads the inner hole of the drain pipe to be communicated with the drain clearance, a sealing ring which is opened or closed by matching with the water inlet hole when the drain pipe slides is arranged in the groove, and a through hole for the drain pipe to extend out of the valve cover is formed in the bottom of the groove.
By adopting the scheme, the fixing block on the drainage device is fixedly connected in the groove, so that the drainage device can be fixed in the groove, and accumulated water in the mounting hole is drained through the drainage pipe arranged in the sliding groove in a sliding manner. When the valve stops being used, accumulated water is generated at the bottom of the mounting hole, the water drain pipe is slid to enable the water inlet hole in the water drain pipe to form an opening state relative to the sealing ring, and the water inlet hole is communicated with the mounting hole through the water drain gap, so that the accumulated water in the mounting hole is drained to the outside of the valve body through the water drain pipe; when the valve is used, fluid flows through the valve, the water inlet hole in the water discharging pipe is closed relative to the sealing ring by sliding the water discharging pipe, the water inlet hole is separated from the mounting hole, and water leakage of the valve is prevented. The utility model discloses simple structure, simple to operate can discharge the ponding of mounting hole very conveniently.
As a further setting of the utility model, the drain pipe lateral wall is provided with an annular with sealing ring inner edge shape adaptation, the inlet opening sets up in the annular.
Adopt above-mentioned scheme, through setting up an annular at the drain pipe lateral wall, when the slip drain pipe to be closed condition with the sealing ring, the sealing ring can imbed in the annular, becomes sealed cooperation with the annular, improves the sealing performance of product, prevents to leak, further improves the practicality of product.
As a further setting of the utility model, the spout diameter is greater than the diameter of drainage channel outlet end to and be formed with annular step face between the two, annular step face with elasticity butt joint has between the drain pipe and is used for the drain pipe to slide to reset to the elastic component of inlet opening closed condition.
By adopting the scheme, the elastic piece arranged between the annular step surface and the drain pipe can enable the drain pipe to automatically reset to the closing state of the water inlet hole, the use is more convenient, and the diameter of the sliding groove is larger than that of the water outlet end of the drainage channel, so that the elastic piece and the drain pipe are convenient to install and position.
As a further arrangement of the utility model, the notch of the groove is provided with a wide opening, the fixed block is sleeved with a sealing ring embedded in the wide opening.
By adopting the scheme, the sealing ring is embedded in the wide opening, so that the sealing performance of the product in the use process of the valve can be further improved, and water leakage is prevented.
As a further setting of the utility model, the valve gap upper end is provided with the water conservancy diversion breach that is used for ponding drainage to drainage device.
Adopt above-mentioned scheme, can make things convenient for the drainage in the drainage channel with ponding from the mounting hole drainage through the drainage breach.
The present invention will be further described with reference to the accompanying drawings.
Drawings
FIG. 1 is a cross-sectional view of an embodiment of the present invention, shown generally at 1;
FIG. 2 is a cross-sectional view 2 of an embodiment of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 1;
fig. 4 is an enlarged view of a portion B in fig. 2.
Detailed Description
The embodiment of the present invention is shown in fig. 1-4, a corrosion-resistant valve cap 3 structure, comprising a valve body 1, a valve rod 2 and a valve cap 3, wherein the valve body 1 is provided with a mounting hole 11 for inserting the lower end of the valve rod 2, the valve cap 3 is disposed at the bottom of the mounting hole 11, the valve cap 3 is provided with a groove 31, a drainage device 32 is disposed in the groove 31, the drainage device 32 comprises a drainage pipe 321 and a fixing block 322 fixedly connected with the groove 31, the fixing block 322 comprises a drainage channel 3221, a water inlet end 3221a of the drainage channel 3221 is communicated with the mounting hole 11, a water outlet end 3221b of the drainage channel 3221 is provided with a sliding groove 3222, the drainage pipe 321 is slidably disposed in the sliding groove 3222 and is formed with a drainage gap 32221 with the side wall of the sliding groove 3222, the side wall of the drainage pipe 321 is provided with a water inlet hole 3211 for communicating the inner hole, the groove 31 is provided with a sealing ring 4 which is opened or closed by matching with the water inlet 3211 when the water outlet pipe 321 slides, and the sealing ring 4 is longitudinally limited between the fixing block 322 and the bottom wall of the groove 31. The bottom of the groove 31 is provided with a through hole 311 for the drain pipe 321 to protrude out of the valve cap 3.
In this embodiment, the side wall of the water discharge pipe 321 is provided with a ring groove 3212 adapted to the shape of the inner edge of the sealing ring 4, and the water inlet hole 3211 is disposed in the ring groove 3212.
The diameter of the chute 3222 is larger than that of the water outlet end of the drainage channel 3221, an annular step surface 32222 is formed between the chute and the drainage pipe 3221, and an elastic member 5 for sliding and resetting the drainage pipe 321 to a closing state of the water inlet hole 3211 is elastically abutted between the annular step surface 32222 and the drainage pipe 321.
In this embodiment, a wide opening 312 is disposed at the notch of the groove 31, and the fixing block 322 is sleeved with a sealing ring 6 embedded in the wide opening 312.
In this embodiment, the upper end of the valve cover 3 is provided with a diversion notch 33 for draining accumulated water to the drainage device 32, and the diversion notch is provided with a diversion inclined plane 331.
The utility model discloses do not confine the above-mentioned embodiment to, the general technical personnel in this field can adopt other multiple embodiments to implement according to the utility model discloses a, perhaps all adopt the utility model discloses a design structure and thinking do simple change or change, all fall into the utility model discloses a protection scope.
Claims (5)
1. The utility model provides a rust-resistant valve gap structure that loses, includes valve body, valve rod and valve gap, the valve body is provided with and supplies the valve rod lower extreme to insert the mounting hole of establishing, the valve gap sets up in the bottom of mounting hole, its characterized in that: the valve gap is provided with the recess, be provided with drainage device in the recess, drainage device include the drain pipe and with recess fixed connection's fixed block, the fixed block includes drainage channel, drainage channel's the end of intaking with the mounting hole intercommunication, drainage channel's play water end is provided with the spout, the drain pipe slides and sets up be formed with the drainage clearance in the spout and with the spout lateral wall, the drain pipe lateral wall is provided with the inlet opening that makes its hole and drainage clearance intercommunication, be provided with in the recess and open or the sealing ring of closing with the inlet opening cooperation when the drain pipe slides, the bottom of recess is provided with the through-hole that is used for the drain pipe to stretch out the valve gap.
2. A corrosion resistant valve cover structure according to claim 1, wherein: the side wall of the drain pipe is provided with an annular groove matched with the shape of the inner edge of the sealing ring, and the water inlet hole is formed in the annular groove.
3. A corrosion resistant valve cover structure according to claim 2, wherein: the diameter of the sliding groove is larger than that of the water outlet end of the drainage channel, an annular step surface is formed between the sliding groove and the water outlet end of the drainage channel, and an elastic piece used for enabling the drainage pipe to slide and reset to a water inlet hole closing state is elastically abutted between the annular step surface and the drainage pipe.
4. A corrosion resistant valve cover structure according to claim 3, wherein: the notch of the groove is provided with a wide opening, and the fixed block is sleeved with a sealing ring embedded at the wide opening.
5. A corrosion resistant valve cover structure according to claim 1 or 4, wherein: the upper end of the valve cover is provided with a flow guide notch for guiding accumulated water to the drainage device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920744458.6U CN210050357U (en) | 2019-05-22 | 2019-05-22 | Rust-proof valve cover structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920744458.6U CN210050357U (en) | 2019-05-22 | 2019-05-22 | Rust-proof valve cover structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210050357U true CN210050357U (en) | 2020-02-11 |
Family
ID=69396229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920744458.6U Active CN210050357U (en) | 2019-05-22 | 2019-05-22 | Rust-proof valve cover structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210050357U (en) |
-
2019
- 2019-05-22 CN CN201920744458.6U patent/CN210050357U/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 | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 325000 no.1921 Binhai 1st Road, Wenzhou Economic and Technological Development Zone, Wenzhou City, Zhejiang Province Patentee after: Founder Valve Group Co.,Ltd. Address before: 325000 no.1921 Binhai 1st Road, Wenzhou Economic and Technological Development Zone, Wenzhou City, Zhejiang Province Patentee before: FANGZHENG VALVE GROUP Co.,Ltd. |