CN216200578U - Positive pressure internal balance stop valve - Google Patents
Positive pressure internal balance stop valve Download PDFInfo
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- CN216200578U CN216200578U CN202122890490.5U CN202122890490U CN216200578U CN 216200578 U CN216200578 U CN 216200578U CN 202122890490 U CN202122890490 U CN 202122890490U CN 216200578 U CN216200578 U CN 216200578U
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- positive pressure
- internal balance
- water outlet
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Abstract
The utility model discloses a positive pressure internal balance stop valve in the technical field of stop valves, which comprises a valve body, a valve cover and a rotating wheel, wherein a water inlet channel is arranged at one end in the valve body, a water outlet channel is arranged at the other end in the valve body, a communicating port is arranged between the water inlet channel and the water outlet channel, a triangular butt plate is bonded on the inner side of the communicating port through polyurethane glue, the top of the valve body is provided with the valve cover through a bolt, a filling cavity is arranged in the valve cover, filling materials are filled in the filling cavity, and a valve rod is arranged in the valve cover in a penetrating manner; utilize the PP sealing ring in the valve clack outside, elasticity is high, and buffering effect is good, improves and communicates the close-fitting nature between the mouthful inner wall, and the effectual effect of preventing leaking that plays utilizes the filter screen to be convenient for filter the solid particle in the liquid, improves quality of water, utilizes solid fixed ring to be convenient for install the filter screen, and convenient the dismantlement is changed, and this stop valve realizes pressure balance, and stability is high, is fit for extensively using widely.
Description
Technical Field
The utility model relates to the field of stop valve technology, in particular to a positive pressure internal balance stop valve.
Background
The shut-off valve is also called a shut-off valve, and belongs to a forced sealing type valve, so when the valve is closed, pressure must be applied to the valve clack to force the sealing surface not to leak. When the medium enters the valve from the lower part of the valve clack, the resistance to be overcome by the operating force is the friction force between the valve rod and the packing and the thrust generated by the pressure of the medium, the force for closing the valve is larger than the force for opening the valve, so the diameter of the valve rod is larger, otherwise the failure of the valve rod buckling can occur. The connection mode is divided into three types: flange connection, screw thread connection and welding connection.
The prior stop valve has the following defects: 1. the stop valve can not realize pressure balance, does not have the filterable function, and the leakproofness is poor. Accordingly, a person skilled in the art provides a positive pressure internal balance shut-off valve to solve the problems set forth in the background art described above.
SUMMERY OF THE UTILITY MODEL
The main object of the present invention is to provide a positive pressure internal balance stop valve to solve the above problems in the background art.
In order to achieve the purpose, the utility model provides the following technical scheme:
malleation internal balance stop valve, including valve body, valve gap and runner, one end is provided with inhalant canal in the valve body, the other end is provided with out the water passageway in the valve body, be provided with the intercommunication mouth between inhalant canal and the play water passageway, the intercommunication mouth inboard bonds through polyurethane glue has the triangle buttcover plate, the valve gap is installed through the bolt in the top of valve body, be provided with the packing chamber in the valve gap, it has the stopping to fill the intracavity packing, run through being provided with the valve rod in the valve gap.
As a still further scheme of the utility model: the top of the valve rod is provided with a rotating wheel through a bolt, and the valve rod penetrates through the filling material.
As a still further scheme of the utility model: the bottom of valve rod is located water outlet channel, the bottom of valve rod is installed with the valve clack through the bearing, rotates the runner and drives the valve rod rebound, makes the valve clack rebound, makes the interior liquid of inhalant canal enter into water outlet channel from the intercommunication mouth to be convenient for control the water flow.
As a still further scheme of the utility model: the top of valve clack is through the screw installation support frame and the top of support frame installs the bearing through the screw.
As a still further scheme of the utility model: the peripheral hot melt of valve clack is connected with the PP sealing ring, inhalant canal's one end is connected with the water inlet, utilizes the PP sealing ring in the valve clack outside, and elasticity is high, and buffering effect is good, improves and communicates the close laminating nature between the mouthful inner wall, the effectual effect of preventing leaking that plays.
As a still further scheme of the utility model: the filter screen is installed through solid fixed ring and set screw in the water inlet, utilizes the filter screen to be convenient for filter the solid particle in the liquid, improves quality of water, utilizes solid fixed ring to be convenient for install the filter screen, and convenient the dismantlement is changed.
As a still further scheme of the utility model: one end of the water outlet channel is connected with a water outlet, and the filling material is made of TPU materials.
Compared with the prior art, the utility model has the beneficial effects that:
1. the water inlet and the water outlet are convenient to connect the water inlet pipe and the water outlet pipe, the rotating wheel is rotated to drive the valve rod to move upwards, the valve clack moves upwards, liquid in the water inlet channel enters the water outlet channel from the communicating port, the water outlet flow is convenient to control, the rotating wheel is rotated in the opposite direction, the valve rod moves downwards, the valve clack enters the communicating port and is attached to the triangular butt joint plate, and the effect of intercepting is effectively achieved.
2. Utilize the PP sealing ring in the valve clack outside, elasticity is high, and buffering effect is good, improves and communicates the close-fitting nature between the mouthful inner wall, and the effectual effect of preventing leaking that plays utilizes the filter screen to be convenient for filter the solid particle in the liquid, improves quality of water, utilizes solid fixed ring to be convenient for install the filter screen, and convenient the dismantlement is changed, and this stop valve realizes pressure balance, and stability is high, is fit for extensively using widely.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the positive pressure internal balance stop valve of the present invention.
Fig. 2 is a schematic structural diagram of the balance stop valve at the position A in the positive pressure.
Fig. 3 is a schematic structural view of a fixing ring and a set screw of the positive pressure internal balance stop valve of the utility model.
In the figure: 1. a valve stem; 2. a rotating wheel; 3. filling the cavity; 4. a filler; 5. a valve cover; 6. a support frame; 7. a water outlet; 8. a water outlet channel; 9. PP sealing ring; 10. a triangular butt plate; 11. a communication port; 12. a water inlet channel; 13. a valve flap; 14. a filter screen; 15. a water inlet; 16. a bearing; 17. a fixing ring; 18. a set screw; 19. a valve body.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, in the embodiment of the present invention, the positive pressure internal balance stop valve includes a valve body 19, a valve cover 5 and a rotating wheel 2, a water inlet channel 12 is disposed at one end of the valve body 19, a water outlet channel 8 is disposed at the other end of the valve body 19, a communication port 11 is disposed between the water inlet channel 12 and the water outlet channel 8, a triangular butt plate 10 is bonded to the inner side of the communication port 11 through polyurethane glue, the valve cover 5 is mounted on the top of the valve body 19 through a bolt, a filling cavity 3 is disposed in the valve cover 5, a filler 4 is filled in the filling cavity 3, and a valve rod 1 is disposed through the valve cover 5.
Wherein the top of the valve rod (1) is provided with a rotating wheel (2) through a bolt, and the valve rod (1) penetrates through the filling material (4); the filling material (4) is used for improving the sealing performance of the valve cover (5) and preventing leakage.
Wherein, the bottom end of the valve rod (1) is positioned in the water outlet channel (8), and the bottom of the valve rod (1) is provided with a valve clack (13) through a bearing (16); the rotating wheel (2) is rotated to drive the valve rod (1) to move upwards, so that the valve clack (13) moves upwards, liquid in the water inlet channel (12) enters the water outlet channel (8) from the communicating port (11), and the water outlet flow is convenient to control.
Wherein the top of the valve clack (13) is provided with a support frame (6) through a screw, and the top of the support frame (6) is provided with a bearing (16) through a screw; the bearing (16) is fixed on the valve clack (13) by the support frame (6).
Wherein, the periphery of the valve flap (13) is connected with a PP sealing ring (9) in a hot melting way, and one end of the water inlet channel (12) is connected with a water inlet (15); utilize PP sealing ring (9) in valve clack (13) outside, elasticity is high, and buffering effect is good, improves and communicates the close adhesion nature between mouthful (11) inner wall, the effectual effect of preventing leaking that plays.
Wherein, a filter screen (14) is arranged in the water inlet (15) through a fixed ring (17) and a set screw (18); utilize filter screen (14) to be convenient for filter the solid particle in the liquid, improve quality of water, utilize solid fixed ring (17) to be convenient for install filter screen (14), the convenient change of dismantling.
Wherein, one end of the water outlet channel (8) is connected with a water outlet (7), and the filling material (4) is made of TPU material; the filling material (4) is made of TPU material, has high elasticity and high adherence and prevents leakage.
The working principle of the utility model is as follows: the water inlet (15) and the water outlet (7) are used for being convenient for connecting a water inlet pipe and a water outlet pipe, the rotating wheel (2) is rotated to drive the valve rod (1) to move upwards, the valve flap (13) moves upwards, liquid in the water inlet channel (12) enters the water outlet channel (8) from the communicating port (11) and is convenient for controlling the water outlet flow, the rotating wheel (2) is rotated in the opposite direction to enable the valve rod (1) to move downwards, the valve flap (13) enters the communicating port (11) and is attached to the triangular butt plate (10), the effect of intercepting is effectively achieved, the PP sealing ring (9) on the outer side of the valve flap (13) is utilized, the elasticity is high, the buffering effect is good, the adhesion between the PP sealing ring and the inner wall of the communicating port (11) is improved, the leakage-preventing effect is effectively achieved, the solid particles in the liquid are convenient to be filtered by the filter screen (14), the water quality is improved, the filter screen (14) is convenient to install by the water quality fixing ring (17), convenient dismantlement is changed, and pressure balance is realized to this stop valve, and stability is high, is fit for extensively using widely.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (7)
1. Malleation internal balance stop valve, including valve body (19), valve gap (5) and runner (2), its characterized in that: one end is provided with inhalant canal (12) in valve body (19), the other end is provided with exhalant canal (8) in valve body (19), be provided with intercommunication mouth (11) between inhalant canal (12) and exhalant canal (8), intercommunication mouth (11) inboard bonds through polyurethane glue has triangle buttcover plate (10), valve gap (5) are installed through the bolt in the top of valve body (19), be provided with in valve gap (5) and fill chamber (3), it is filled with stopping (4) to fill chamber (3), run through being provided with valve rod (1) in valve gap (5).
2. The positive pressure internal balance shut-off valve of claim 1, wherein: the top of valve rod (1) is installed runner (2) through the bolt, valve rod (1) runs through stopping (4).
3. The positive pressure internal balance shut-off valve of claim 1, wherein: the bottom end of the valve rod (1) is positioned in the water outlet channel (8), and the bottom of the valve rod (1) is provided with a valve clack (13) through a bearing (16).
4. The positive pressure internal balance shut-off valve of claim 3, wherein: the top of valve clack (13) is through the screw installation support frame (6) and the top of support frame (6) is through the screw installation bearing (16).
5. The positive pressure internal balance shut-off valve of claim 4, wherein: the periphery of the valve clack (13) is connected with a PP sealing ring (9) in a hot melting mode, and one end of the water inlet channel (12) is connected with a water inlet (15).
6. The positive pressure internal balance shut-off valve of claim 5, wherein: and a filter screen (14) is arranged in the water inlet (15) through a fixing ring (17) and a positioning screw (18).
7. The positive pressure internal balance shut-off valve of claim 1, wherein: one end of the water outlet channel (8) is connected with a water outlet (7), and the filling material (4) is made of TPU materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122890490.5U CN216200578U (en) | 2021-11-19 | 2021-11-19 | Positive pressure internal balance stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122890490.5U CN216200578U (en) | 2021-11-19 | 2021-11-19 | Positive pressure internal balance stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216200578U true CN216200578U (en) | 2022-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122890490.5U Active CN216200578U (en) | 2021-11-19 | 2021-11-19 | Positive pressure internal balance stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216200578U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114776813A (en) * | 2022-04-22 | 2022-07-22 | 江苏金晟元特种阀门股份有限公司 | Fluoroplastic full-lining stop valve |
-
2021
- 2021-11-19 CN CN202122890490.5U patent/CN216200578U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114776813A (en) * | 2022-04-22 | 2022-07-22 | 江苏金晟元特种阀门股份有限公司 | Fluoroplastic full-lining stop valve |
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| 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 Dongou Industrial Zone, Oubei Town, Yongjia, Wenzhou, Zhejiang Patentee after: Rongyi Valve Group Co.,Ltd. Address before: 325000 Dongou Industrial Zone, Oubei Town, Yongjia, Wenzhou, Zhejiang Patentee before: Zhejiang Rongyi Valve Co.,Ltd. |