CN216618561U - Blowoff valve - Google Patents
Blowoff valve Download PDFInfo
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- CN216618561U CN216618561U CN202123105709.2U CN202123105709U CN216618561U CN 216618561 U CN216618561 U CN 216618561U CN 202123105709 U CN202123105709 U CN 202123105709U CN 216618561 U CN216618561 U CN 216618561U
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Abstract
The utility model discloses a blowoff valve which comprises a valve body, wherein the valve body comprises a valve body and a bottom cover, and the valve body is provided with a valve core cavity and a sedimentation tank; the sedimentation tank is positioned right below the valve core cavity and is communicated with the valve core cavity, and the lower end of the sedimentation tank is open; the bottom cover is detachably arranged at the bottom of the valve body to seal the lower end of the sedimentation tank. The dirt deposited in the blowoff valve can be conveniently cleaned, and the blowoff valve is easy to overhaul and maintain.
Description
Technical Field
The utility model relates to a blowdown valve.
Background
The blowoff valve is evolved by the gate, and the bottom of current blowoff valve is dead fixedly, and this just leads to the fact the dirt that has no means to clear up and deposit in the blowoff valve bottom, also is difficult to overhaul under the blowoff valve jam condition.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide a blowdown valve, wherein deposited dirt can be conveniently cleaned out, and the blowdown valve is easy to overhaul and maintain.
In order to solve the technical problems, the technical scheme of the utility model is as follows: a blowoff valve comprises a valve body, wherein the valve body comprises a valve body and a bottom cover, and the valve body is provided with a valve core cavity and a sedimentation tank; wherein, the first and the second end of the pipe are connected with each other,
the sedimentation tank is positioned right below the valve core cavity and is communicated with the valve core cavity, and the lower end of the sedimentation tank is open;
the bottom cover is detachably arranged at the bottom of the valve body to seal the lower end of the sedimentation tank.
Further, the valve body is also provided with a liquid inlet channel and a liquid outlet channel, and the liquid inlet channel, the valve core cavity and the liquid outlet channel are sequentially communicated and jointly form a sewage draining channel.
Further in order to facilitate sewage sedimentation and sewage discharge, at least one part of the liquid inlet channel and at least one part of the liquid outlet channel are respectively arranged in a downward inclination mode along the sewage flow direction;
the inlet end of the liquid outlet channel and the valve core cavity are both higher than the outlet end of the liquid inlet channel.
Further, the valve body further comprises a valve cover, a valve core assembly and a valve rod; wherein the content of the first and second substances,
the valve core assembly is matched in the valve core cavity in a sliding way;
the valve cover is covered on the valve body;
the valve rod is in threaded connection with the valve cover and is connected with the valve core assembly so as to drive the valve core assembly to ascend to open the sewage discharge channel or drive the valve core assembly to descend to block the sewage discharge channel in the rotating process of the valve rod.
Further, in order to reduce the lifting resistance of the valve core assembly, a core sleeve is arranged in the valve core cavity, a liquid outlet is formed in the position, opposite to the inlet end of the liquid outlet channel, of the core sleeve, and the valve core assembly is in sliding fit in the core sleeve.
Further in order to improve the sealing performance to prevent the valve from leaking, at least one sealing ring is arranged between the core sleeve and the valve core assembly and between the part of the core sleeve positioned above the liquid outlet and the inner wall of the valve core cavity.
Further to facilitate rotation of the valve stem, the valve body further includes a handle coupled to the valve stem to drive rotation of the valve stem during rotation thereof.
Further in order to improve the sealing performance, the valve body further comprises:
the packing cavity is arranged between the valve rod and the valve cover, and packing is filled in the packing cavity;
and the packing gland compresses the packing.
Further, the valve body also comprises a grease injection valve communicated with the packing cavity.
Further in order to prevent the leakage of the sedimentation tank, a sealing ring is arranged between the bottom cover and the valve body.
After the technical scheme is adopted, in the process of discharging sewage through the drain valve, dirt in the sewage is deposited in the sedimentation tank, the bottom cover is detachable, the dirt in the drain valve can be cleaned after the bottom cover is detached, and the drain valve is easy to overhaul and maintain.
Drawings
Fig. 1 is a schematic view of the structure of a waste valve of the present invention.
Detailed Description
In order that the present invention may be more readily and clearly understood, a more particular description of the utility model briefly described above will be rendered by reference to specific embodiments that are illustrated in the appended drawings.
As shown in fig. 1, a blowoff valve comprises a valve body, wherein the valve body comprises a valve body 1 and a bottom cover 2, and the valve body 1 is provided with a valve core cavity and a sedimentation tank 11; wherein the content of the first and second substances,
the sedimentation tank 11 is positioned right below the valve core cavity and is communicated with the valve core cavity, and the lower end of the sedimentation tank 11 is open;
the bottom cover 2 is detachably mounted at the bottom of the valve body 1 to seal the lower end of the sedimentation tank 11.
In the present embodiment, the bottom cover 2 is mounted on the valve body 1 by bolts.
Specifically, in the process of discharging sewage through the drain valve, dirt in the sewage is deposited in the sedimentation tank 11, the bottom cover 2 is detachable, and the dirt in the drain valve can be cleaned after the bottom cover is detached.
As shown in fig. 1, the valve body 1 is further provided with a liquid inlet channel 12 and a liquid outlet channel 13, and the liquid inlet channel 12, the valve core cavity and the liquid outlet channel 13 are sequentially communicated and form a sewage draining channel together.
As shown in fig. 1, at least a portion of the inlet channel 12 and at least a portion of the outlet channel 13 are respectively inclined downward in the sewage flow direction in order to facilitate sewage sedimentation and sewage disposal;
the inlet end of the liquid outlet channel 13 and the valve core cavity are both higher than the outlet end of the liquid inlet channel 12.
As shown in fig. 1, the valve body further comprises a valve cover 3, a valve core assembly 4 and a valve rod 5; wherein the content of the first and second substances,
the valve core assembly 4 is matched in the valve core cavity in a sliding way;
the valve cover 3 is covered on the valve body 1;
the valve rod 5 is in threaded connection with the valve cover 3 and is connected with the valve core assembly 4 so as to drive the valve core assembly 4 to ascend and open the sewage discharge channel or drive the valve core assembly 4 to descend to block the sewage discharge channel in the rotating process of the valve rod.
As shown in fig. 1, in order to reduce the resistance of the valve core assembly 4 to lift, a core sleeve 6 is arranged in the valve core cavity, a liquid outlet is arranged at a position of the core sleeve 6, which is opposite to the inlet end of the liquid outlet channel 13, and the valve core assembly 4 is slidably arranged in the core sleeve 6.
As shown in fig. 1, in order to improve the sealing performance to prevent the valve from leaking, at least one sealing ring is disposed between the core sleeve 6 and the valve core assembly 4 and between the portion of the core sleeve 6 above the liquid outlet and the inner wall of the valve core cavity.
As shown in fig. 1, in order to facilitate the rotation of the valve stem 5, the valve body further includes a handle 7, and the handle 7 is connected to the valve stem 5 to rotate the valve stem 5 during the rotation thereof.
As shown in fig. 1, in order to improve the sealing performance, the valve body further includes:
the packing cavity is arranged between the valve rod 5 and the valve cover 3, and packing 8 is filled in the packing cavity;
and a packing gland 9 for compressing the packing 8.
As shown in fig. 1, the valve body further includes a grease injection valve 10 in communication with the packing chamber.
As shown in fig. 1, a sealing ring is provided between the bottom cover 2 and the valve body 1 to prevent the sedimentation tank 11 from leaking.
The above embodiments are described in further detail to solve the technical problems, technical solutions and advantages of the present invention, and it should be understood that the above embodiments are only examples of the present invention and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A blowoff valve comprises a valve body and is characterized in that,
the valve body comprises a valve body (1) and a bottom cover (2), and the valve body (1) is provided with a valve core cavity and a sedimentation tank (11); wherein the content of the first and second substances,
the sedimentation tank (11) is positioned right below the valve core cavity and is communicated with the valve core cavity, and the lower end of the sedimentation tank (11) is in an open shape;
the bottom cover (2) is detachably arranged at the bottom of the valve body (1) to seal the lower end of the sedimentation tank (11).
2. The waste valve as claimed in claim 1,
the valve body (1) is further provided with a liquid inlet channel (12) and a liquid outlet channel (13), and the liquid inlet channel (12), the valve core cavity and the liquid outlet channel (13) are sequentially communicated and jointly form a sewage draining channel.
3. The waste valve as claimed in claim 2,
at least one part of the liquid inlet channel (12) and at least one part of the liquid outlet channel (13) are respectively arranged along the sewage flow direction and are inclined downwards;
the inlet end of the liquid outlet channel (13) and the valve core cavity are both higher than the outlet end of the liquid inlet channel (12).
4. The waste valve as claimed in claim 3,
the valve body further comprises a valve cover (3), a valve core assembly (4) and a valve rod (5); wherein the content of the first and second substances,
the valve core assembly (4) is matched in the valve core cavity in a sliding way;
the valve cover (3) is covered on the valve body (1);
the valve rod (5) is in threaded connection with the valve cover (3) and is connected with the valve core assembly (4) so as to drive the valve core assembly (4) to ascend and open the sewage discharge channel or drive the valve core assembly (4) to descend to block the sewage discharge channel in the rotating process of the valve rod.
5. The waste valve as claimed in claim 4,
the valve core assembly is characterized in that a core sleeve (6) is arranged in the valve core cavity, a liquid outlet is formed in the position, opposite to the inlet end of the liquid outlet channel (13), of the core sleeve (6), and the valve core assembly (4) is arranged in the core sleeve (6) in a sliding mode.
6. The waste valve as claimed in claim 5,
at least one sealing ring is arranged between the core sleeve (6) and the valve core assembly (4) and between the part of the core sleeve (6) above the liquid outlet and the inner wall of the valve core cavity.
7. The waste valve as claimed in claim 4,
the valve body further comprises a handle (7), and the handle (7) is connected with the valve rod (5) so as to drive the valve rod (5) to rotate in the process of being rotated.
8. The waste valve as claimed in claim 4,
the valve body further comprises:
the packing cavity is arranged between the valve rod (5) and the valve cover (3), and packing (8) is filled in the packing cavity;
a packing gland (9) for compressing the packing (8).
9. The waste valve as claimed in claim 8,
the valve body further comprises a grease injection valve (10) communicated with the packing cavity.
10. The waste valve as claimed in claim 1,
and a sealing ring is arranged between the bottom cover (2) and the valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123105709.2U CN216618561U (en) | 2021-12-07 | 2021-12-07 | Blowoff valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123105709.2U CN216618561U (en) | 2021-12-07 | 2021-12-07 | Blowoff valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216618561U true CN216618561U (en) | 2022-05-27 |
Family
ID=81702841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123105709.2U Active CN216618561U (en) | 2021-12-07 | 2021-12-07 | Blowoff valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216618561U (en) |
-
2021
- 2021-12-07 CN CN202123105709.2U patent/CN216618561U/en active Active
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