CN211779070U - Two-stage air-locking material leakage-proof gate valve - Google Patents
Two-stage air-locking material leakage-proof gate valve Download PDFInfo
- Publication number
- CN211779070U CN211779070U CN202020421681.XU CN202020421681U CN211779070U CN 211779070 U CN211779070 U CN 211779070U CN 202020421681 U CN202020421681 U CN 202020421681U CN 211779070 U CN211779070 U CN 211779070U
- Authority
- CN
- China
- Prior art keywords
- valve
- push
- feed opening
- pull valve
- drain hole
- 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.)
- Active
Links
Images
Landscapes
- Sliding Valves (AREA)
Abstract
The utility model discloses a doublestage lock wind leak protection material push-pull valve aims at solving current doublestage push-pull valve and causes material leakage, economic loss and polluted environment's technical problem easily. Correspond the first push-pull valve and the second push-pull valve that set up including from top to bottom in proper order, first push-pull valve includes first feed opening and the first valve drain hole that is located first push-pull valve middle part, and the second push-pull valve includes second feed opening and the second valve drain hole that is located the second push-pull valve middle part, first feed opening with through the airtight intercommunication of first link between the second feed opening, first valve drain hole with through the airtight intercommunication of second link between the second valve drain hole, the second feed opening with the below of second valve drain hole is provided with the cross-section and is trapezoidal chute. The utility model has the advantages of, the valve leaks the material and can not influence the external world, and the material that spills comes gets into external conveying pipeline once more, does not produce extravagantly, and the environmental protection is pollution-free, the energy saving.
Description
Technical Field
The utility model relates to the technical field of valves, concretely relates to doublestage lock wind leak protection material push-pull valve.
Background
The gate valve is a valve with a gate plate and a valve seat which are always in close contact sealing, the gate plate is provided with a round opening with the same drift diameter, the round opening on the gate plate is opened and closed through the gate plate, the round opening on the gate plate and the drift diameter are completely separated from each other and matched, the traditional two-stage gate valve is formed by the two gate valves which are sequentially arranged from top to bottom, the two gate valves are independently opened, and the moving part of the gate plate is sealed by using bolts to compress a sealing strip.
However, when the gate valve is used for a long time, the situation of abrasion of the sealing strip can occur, and due to the material characteristics (smoothness), the material leakage can be caused after the abrasion of the sealing strip of the gate valve, so that the economic loss and the environmental pollution are easily caused.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a doublestage lock wind leak protection material push-pull valve to solve current doublestage push-pull valve and cause material leakage, economic loss and polluted environment's technical problem easily.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the design provides a doublestage lock wind leak protection material push-pull valve, includes first push-pull valve and the second push-pull valve that corresponds the setting in proper order from top to bottom, first push-pull valve includes first feed opening and is located the first valve discharge opening at first push-pull valve middle part, the second push-pull valve includes the second feed opening and is located the second valve discharge opening at second push-pull valve middle part, the fixed sealed apron that is provided with in upper end of first valve discharge opening, first feed opening with through the airtight intercommunication of first link between the second feed opening, first valve discharge opening with through the airtight intercommunication of second link between the second valve discharge opening, the second feed opening with the below of second valve discharge opening is provided with the cross-section and is trapezoidal chute. Make and formed the space of a airtight intercommunication between first link, second link, sealed apron and the chute to make this airtight space and the airtight intercommunication of external conveying pipeline, make the valve leak material can not influence the external world, the material that spills gets into external conveying pipeline once more, does not produce extravagantly.
Preferably, the first connecting joint and the second connecting joint are independently arranged.
Preferably, the second feed opening is hermetically communicated with the second valve discharge opening through the chute.
Preferably, the first feed opening and the feed opening of the chute are communicated with an external pipeline.
Compared with the prior art, the utility model has the beneficial technical effects of:
doublestage lock wind leak protection material push-pull valve is including setting up first link, the second link between first push-pull valve and second push-pull valve, and the valve drain hole upper end of first push-pull valve is provided with sealed apron, the second push-pull valve below is provided with the chute, formed the space of a airtight intercommunication between first link, second link, sealed apron and the chute to make this airtight space and the airtight intercommunication of external conveying pipeline, make the valve hourglass material can not influence the external world, spill the material that comes gets into external conveying pipeline once more, do not produce extravagantly.
Drawings
Fig. 1 is one of the structural schematic diagrams of the dual-stage air-locking material leakage-proof gate valve of the present invention.
Fig. 2 is a second schematic structural view of the dual-stage air-locking material-leakage-preventing gate valve of the present invention.
In the above figures, 1 is a first gate valve, 2 is a second gate valve, 3 is a first feed opening, 4 is a second feed opening, 5 is a first valve feed opening, 6 is a second valve feed opening, 7 is a first connecting joint, 8 is a second connecting joint, 9 is a sealing cover plate, 10 is a chute, and 11 is an external feed conveying pipeline.
Detailed Description
The following embodiments are only intended to illustrate the present invention in detail, and do not limit the scope of the present invention in any way.
The programs referred to or relied on in the following embodiments are all conventional programs or simple programs in the art, and those skilled in the art can make routine selection or adaptation according to specific application scenarios.
The components and parts in the following examples are all conventional commercially available products unless otherwise specified.
Example 1: the utility model provides a doublestage lock wind leak protection material push-pull valve, refer to fig. 1 to fig. 2, correspond first push-pull valve 1 and second push-pull valve 2 that sets up including from top to bottom in proper order, first push-pull valve 1 includes first feed opening 3 and is located the first valve drain opening 5 at 1 middle part of first push-pull valve, second push-pull valve 2 includes second feed opening 4 and is located the second valve drain opening 6 at 2 middle parts of second push-pull valve, the fixed sealed apron 9 that is provided with in upper end of first valve drain opening 5, through the airtight intercommunication of first link 7 between first feed opening 3 and the second feed opening 4, through the airtight intercommunication of second link 8 between first valve drain opening 5 and the second valve drain opening 6, second feed opening 4 is provided with the cross-section for trapezoidal chute 10 with second valve drain opening 6's below.
Further, the first connecting joint 7 and the second connecting joint 8 are independently arranged. The second feed opening 3 is hermetically communicated with the second valve discharge opening 6 through a chute 10. The first feed opening 3 and the feed opening of the chute 10 are both communicated with an external feed conveying pipeline 11. The first connecting joint 7, the second connecting joint 8, the sealing cover plate 9 and the chute 10 are communicated in a sealed mode, the sealed space is communicated with the external conveying pipeline 11 in a sealed mode, leakage of the valve cannot affect the outside, leaked materials enter the external conveying pipeline 11 again, and waste is avoided.
The working principle and the operation and use method of the double-stage air-locking material leakage-proof gate valve are as follows:
doublestage lock wind leak protection material push-pull valve is including setting up first link 7 between first push-pull valve 1 and second push-pull valve 2, second link 8, the valve leakage mouth upper end of first push-pull valve 1 is provided with sealed apron 9, second push-pull valve 2 below is provided with chute 9, first link 7, second link 8, the space of a airtight intercommunication has been formed between sealed apron 9 and the chute 10, and make this airtight space and the airtight intercommunication of external conveying pipeline 11, make the valve leak protection material can not influence the external world, the material that comes gets into external conveying pipeline 11 once more, it is extravagant not to produce.
The present invention has been described in detail with reference to the accompanying drawings and embodiments, but those skilled in the art will understand that various specific parameters in the above embodiments can be changed without departing from the spirit of the present invention to form a plurality of specific embodiments, which are the common variation ranges of the present invention and will not be described in detail herein.
Claims (4)
1. The utility model provides a doublestage lock wind leak protection material push-pull valve, its characterized in that, includes first push-pull valve and the second push-pull valve that corresponds the setting in proper order from top to bottom, first push-pull valve includes first feed opening and is located the first valve drain hole at first push-pull valve middle part, the second push-pull valve includes the second feed opening and is located the second valve drain hole at second push-pull valve middle part, the fixed sealed apron that is provided with in upper end of first valve drain hole, first feed opening with through the airtight intercommunication of first link between the second feed opening, first valve drain hole with through the airtight intercommunication of second link between the second valve drain hole, the second feed opening with the below of second valve drain hole is provided with the cross-section and is trapezoidal chute.
2. The dual-stage air-locking and material-leakage-preventing gate valve as claimed in claim 1, wherein the first connecting joint and the second connecting joint are independently arranged.
3. The dual-stage air-locking and material-leakage-preventing gate valve according to claim 1, wherein the second feed opening is in sealed communication with the second valve feed opening through the chute.
4. The dual-stage air-locking and material-leakage-preventing gate valve as claimed in claim 1, wherein the first feed opening and the feed opening of the chute are both communicated with an external feed delivery pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020421681.XU CN211779070U (en) | 2020-03-28 | 2020-03-28 | Two-stage air-locking material leakage-proof gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020421681.XU CN211779070U (en) | 2020-03-28 | 2020-03-28 | Two-stage air-locking material leakage-proof gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211779070U true CN211779070U (en) | 2020-10-27 |
Family
ID=72929154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020421681.XU Active CN211779070U (en) | 2020-03-28 | 2020-03-28 | Two-stage air-locking material leakage-proof gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211779070U (en) |
-
2020
- 2020-03-28 CN CN202020421681.XU patent/CN211779070U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211779070U (en) | Two-stage air-locking material leakage-proof gate valve | |
| CN204784789U (en) | There is not umbrella tooth transmission soft seal gate valve that card hinders | |
| CN203094907U (en) | Special container sealing strip for municipal solid waste transportation | |
| CN204127351U (en) | Hand operated gate valve | |
| CN205570267U (en) | Totally enclosed mixes quick -witted discharge door | |
| CN206904268U (en) | A kind of gate valve | |
| CN206708403U (en) | A kind of butterfly valve plate | |
| CN206274078U (en) | A kind of idle call cutoff valve with high sealing performance | |
| CN217272019U (en) | Sleeve emptying stop valve | |
| CN211117664U (en) | Floating valve plate sealing butterfly valve | |
| CN220244808U (en) | Neopentyl glycol pulse airtight conveying system | |
| CN210890224U (en) | Novel double-H valve | |
| CN215568288U (en) | Valve self-sealing structure | |
| CN209212447U (en) | A kind of fuel injector oil sealing of resistance to large eccentricity | |
| CN213711881U (en) | Zero leakage poppet valve of green low energy consumption | |
| CN211624243U (en) | One-way three-piece valve | |
| CN202545825U (en) | Labyrinth type automatic compensation sealing ring | |
| CN205896123U (en) | Speed reducer sealing structure | |
| CN210950408U (en) | Pipeline plugging device | |
| CN219655245U (en) | Dual positioning gasket | |
| CN216479089U (en) | Valve block adopting lip-shaped sealing strip | |
| CN212771569U (en) | Sealing structure of industrial washing machine door | |
| CN204717178U (en) | A kind of piping flange | |
| CN210716004U (en) | Butterfly valve sealing structure | |
| CN219933143U (en) | Valve rod double seal ring |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |