CN213809039U - High-pressure wear-resistant one-way valve - Google Patents
High-pressure wear-resistant one-way valve Download PDFInfo
- Publication number
- CN213809039U CN213809039U CN202022343251.3U CN202022343251U CN213809039U CN 213809039 U CN213809039 U CN 213809039U CN 202022343251 U CN202022343251 U CN 202022343251U CN 213809039 U CN213809039 U CN 213809039U
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- lower cover
- cover
- sheet rubber
- way valve
- connecting hole
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Abstract
The utility model discloses a wear-resisting check valve of high pressure, comprising an upper cover, the side of upper cover has the lower cover through a plurality of bolt threaded connection, the inside of lower cover is provided with the card, and the inside of card has seted up first connecting hole, the inside of lower cover is provided with the sheet rubber, the second connecting hole has been seted up to the inside of sheet rubber, and the lateral wall of sheet rubber and card is laminated mutually, the inside of lower cover is provided with the bowl lid, and the lower surface of bowl lid is laminated mutually with the lateral wall of sheet rubber. The utility model discloses, rational in infrastructure, can use under the operating mode environment of minimum, the problem of unable installation under the damage of other pneumatic valves in the system and the various operating mode environment that have solved former arouse against the current because of gas.
Description
Technical Field
The utility model relates to a check valve field especially relates to a wear-resisting check valve of high pressure.
Background
The check valve is commonly called as a check valve, fluid can only flow along the water inlet, and the medium at the water outlet cannot flow back. Check valves are also known as check valves or check valves. For preventing reverse flow of oil in hydraulic systems or for preventing reverse flow of compressed air in pneumatic systems.
The one-way valve has a straight-through type and a right-angle type. The straight-through one-way valve is installed on the pipeline by threaded connection. The right-angle check valve has three forms of threaded connection, plate connection and flange connection.
When the matched valves on pneumatic conveying bin pumps and ash tank pumps in steel mills, power plants and the like are used, other pneumatic valves can be damaged due to the reverse flow of gas, so that the front-end equipment is damaged due to the countercurrent mixing of the gas with materials.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a high-pressure wear-resistant one-way valve.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a wear-resisting check valve of high pressure, includes the upper cover, the side of upper cover has the lower cover through a plurality of bolt threaded connection, the inside of lower cover is provided with the card, and the inside of card has seted up first connecting hole, the inside of lower cover is provided with the sheet rubber, the second connecting hole has been seted up to the inside of sheet rubber, and the lateral wall of sheet rubber and the lateral wall of card laminate mutually, the inside of lower cover is provided with the bowl lid, and the lower surface of bowl lid laminates mutually with the lateral wall of sheet rubber.
As a further description of the above technical solution:
the bowl cover is characterized in that a locking bolt is arranged inside the bowl cover, and the bottom of the locking bolt penetrates through the first connecting hole and the second connecting hole at one time.
As a further description of the above technical solution:
the flower plate is made of metal, and a plurality of liquid guide holes are formed in the upper surface of the flower plate.
As a further description of the above technical solution:
the top fixedly connected with first connector of upper cover, the bottom fixedly connected with second connector of lower cover.
As a further description of the above technical solution:
the upper cover and the lower cover are made of nodular cast iron.
The utility model discloses following beneficial effect has:
1. compared with the prior art, the high-pressure wear-resistant one-way valve can more effectively block backflow of materials.
2. Compared with the prior art, the high-pressure wear-resistant one-way valve has the advantages that the front part and the rear part of the one-way valve are connected through the threads, and the high-pressure wear-resistant one-way valve can be used in the minimum working condition environment.
3. Compared with the prior art, the high-pressure wear-resistant one-way valve solves the problem that other pneumatic valves in the system are damaged due to gas backflow in the past.
Drawings
Fig. 1 is an elevation view of the internal structure of a high-pressure wear-resistant check valve provided by the present invention;
fig. 2 is a schematic view of an internal structure of a high-pressure wear-resistant check valve provided by the present invention;
fig. 3 is a top view of the overall structure of a high-pressure wear-resistant check valve provided by the present invention;
fig. 4 is a schematic structural view of a pattern plate of the high-pressure wear-resistant check valve provided by the utility model;
fig. 5 is the utility model provides a rubber sheet structure schematic diagram of wear-resisting check valve of high pressure.
Illustration of the drawings:
1. an upper cover; 2. a lower cover; 3. a pattern plate; 4. a rubber sheet; 5. a bowl cover; 6. locking the bolt; 7. a bolt; 8. a first connection hole; 9. and a second connection hole.
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 without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-5, the utility model provides a pair of wear-resisting check valve of high pressure: comprises an upper cover 1, the side edge of the upper cover 1 is connected with a lower cover 2 through a plurality of bolts 7 by screw threads, the top of the upper cover 1 is fixedly connected with a first connecting port, the bottom of the lower cover 2 is fixedly connected with a second connecting port, the upper cover 1 and the lower cover 2 are both made of nodular cast iron, a flower plate 3 is arranged inside the lower cover 2, and the inner part of the flower plate 3 is provided with a first connecting hole 8, the flower plate 3 is made of metal, the upper surface of the flower plate 3 is provided with a plurality of liquid guide holes, the inner part of the lower cover 2 is provided with a rubber sheet 4, the inner part of the rubber sheet 4 is provided with a second connecting hole 9, the side wall of the rubber sheet 4 is jointed with the side wall of the flower plate 3, the bowl cover 5 is arranged in the lower cover 2, and the lower surface of the bowl cover 5 is attached to the side wall of the rubber sheet 4, the locking bolt 6 is arranged inside the bowl cover 5, and the bottom of the locking bolt 6 penetrates through the first connecting hole 8 and the second connecting hole 9 once.
The working principle is as follows: during the use, through being connected connector and pipeline on 1 with the check valve upper cover and the lower cover 2, make the check valve can carry out one-way separation to the pipeline, make through card 3 and to shunt the inside gas of pipeline, reduce the pressure of air current to the check valve, make the device keep one-way circulation to avoid the damage of other pneumatic valves in the gas countercurrent system through sheet rubber 4, make the inside air current of check valve unable adverse current of check valve through bowl lid 5, simultaneously with the air current branch all around, the use of the check valve of being convenient for.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (5)
1. The utility model provides a wear-resisting check valve of high pressure, includes upper cover (1), its characterized in that: the side of upper cover (1) has lower cover (2) through a plurality of bolt (7) threaded connection, the inside of lower cover (2) is provided with card board (3), and first connecting hole (8) have been seted up to the inside of card board (3), the inside of lower cover (2) is provided with sheet rubber (4), second connecting hole (9) have been seted up to the inside of sheet rubber (4), and the lateral wall of sheet rubber (4) and the lateral wall of card board (3) laminate mutually, the inside of lower cover (2) is provided with bowl lid (5), and the lower surface of bowl lid (5) laminates mutually with the lateral wall of sheet rubber (4).
2. A high pressure, wear resistant, one way valve as claimed in claim 1, wherein: the bowl cover is characterized in that a locking bolt (6) is arranged inside the bowl cover (5), and the bottom of the locking bolt (6) penetrates through the first connecting hole (8) and the second connecting hole (9) at a time.
3. A high pressure, wear resistant, one way valve as claimed in claim 1, wherein: the flower plate (3) is made of metal, and a plurality of liquid guide holes are formed in the upper surface of the flower plate (3).
4. A high pressure, wear resistant, one way valve as claimed in claim 1, wherein: the top of the upper cover (1) is fixedly connected with a first connecting port, and the bottom of the lower cover (2) is fixedly connected with a second connecting port.
5. A high pressure, wear resistant, one way valve as claimed in claim 4, wherein: the upper cover (1) and the lower cover (2) are both made of nodular cast iron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022343251.3U CN213809039U (en) | 2020-10-20 | 2020-10-20 | High-pressure wear-resistant one-way valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022343251.3U CN213809039U (en) | 2020-10-20 | 2020-10-20 | High-pressure wear-resistant one-way valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213809039U true CN213809039U (en) | 2021-07-27 |
Family
ID=76960317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022343251.3U Active CN213809039U (en) | 2020-10-20 | 2020-10-20 | High-pressure wear-resistant one-way valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213809039U (en) |
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2020
- 2020-10-20 CN CN202022343251.3U patent/CN213809039U/en active Active
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