CN216200749U - Double-seal valve seat with auxiliary seal - Google Patents
Double-seal valve seat with auxiliary seal Download PDFInfo
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- CN216200749U CN216200749U CN202122403519.2U CN202122403519U CN216200749U CN 216200749 U CN216200749 U CN 216200749U CN 202122403519 U CN202122403519 U CN 202122403519U CN 216200749 U CN216200749 U CN 216200749U
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- valve body
- auxiliary
- valve seat
- main
- integrally formed
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Abstract
The utility model discloses a double-sealing valve seat with auxiliary sealing, which comprises a main valve body, an auxiliary valve body and a sealing cover plate, wherein annular bulges are integrally formed at both ends of the main valve body and one end of the auxiliary valve body, the bulges of the main valve body and the bulges of the auxiliary valve body are fixedly connected through bolts, the sealing cover plate is integrally formed at the top of the main valve body, an annular groove is formed in the inner periphery of the main valve body, a sealing valve seat main body is installed in the annular groove, an annular bulge matched with the annular groove is integrally formed at the end of the auxiliary valve body, the end of the annular bulge is abutted against the sealing valve seat main body, arc-shaped grooves are formed at the top surface and the bottom surface in the main valve body, a ball body is arranged between the arc-shaped grooves, a lower bearing is integrally formed at the bottom of the ball body, and the lower bearing is rotatably connected with the main valve body through a bearing seat. The sealing valve seat is convenient to replace in time after being worn, the sealing effect is guaranteed, and the flexibility is good.
Description
Technical Field
The utility model relates to the technical field of valve sealing, in particular to a double-sealing valve seat with an auxiliary seal.
Background
At present, rubber valves are widely used in various mechanical parts due to the characteristics of small volume, light weight, good sealing performance, long service life, flexible installation, large buffering force and the like.
The valve is characterized in that a fluid passage and a valve rod passage which are communicated with each other are arranged in the valve body, the valve rod extends into the valve body through the valve rod passage, a valve plate capable of closing or opening the fluid passage is arranged at one end, extending into the valve body, of the valve rod, a valve seat is arranged at the joint of the fluid passage and the valve rod passage, the valve seat is matched with the valve body in a static sealing mode and matched with the valve clack in a dynamic sealing mode, the valve seat of the valve is sealed through a single-layer valve seat, namely only one valve seat is arranged, a sealing ring is arranged at the movable sealing matching position of the valve seat and the valve plate, and a sealing piece is arranged at the sealing matching position of the valve seat and the valve body. The valve seat is easy to wear under the long-term use of the valve plate, and is not easy to replace after being worn.
To this end, we propose a double sealing seat with a secondary seal.
Disclosure of Invention
The utility model mainly aims to provide a double-sealing valve seat with an auxiliary seal, which can effectively solve the problems in the background technology.
In order to achieve the purpose, the utility model adopts the technical scheme that:
a double-seal valve seat with auxiliary seal comprises a main valve body, an auxiliary valve body and a seal cover plate, wherein annular bulges are integrally formed at both ends of the main valve body and one end of the auxiliary valve body, the bulges of the main valve body and the bulges of the auxiliary valve body are fixedly connected through bolts, and the seal cover plate is integrally formed at the top of the main valve body;
the inner periphery of the main valve body is provided with an annular groove, a sealing valve seat main body is arranged in the annular groove, an annular bulge matched with the annular groove is integrally formed at the end part of the auxiliary valve body, the end part of the annular bulge is abutted against the sealing valve seat main body, arc-shaped grooves are formed in the top surface and the bottom surface of the inner part of the main valve body, a ball body is arranged between the arc-shaped grooves, a lower bearing is integrally formed at the bottom of the ball body, the lower bearing is rotatably connected with the main valve body through a bearing seat, and an upper bearing is integrally formed at the top of the ball body;
the side wall of the sealing valve seat main body is fixedly bonded with a rubber ring, the side wall of the sealing valve seat main body is constructed with a circular groove and a limiting sliding groove communicated with the circular groove, a spiral spring is arranged in the circular groove, the end part of the spiral spring is fixedly welded with the sealing valve seat main body, the other end of the spiral spring is abutted with a rubber ring, and the periphery of the rubber ring is connected with the limiting sliding groove in a sliding mode.
Furthermore, the top of the sealing cover plate is fixedly provided with another sealing cover plate through a bolt, the top of the upper sealing cover plate is integrally formed with a conical protrusion, the top of the conical protrusion is integrally formed with a connecting disc, the top of the connecting disc is fixedly provided with another connecting disc through a bolt, the top of the upper connecting disc is integrally formed with an upright post, the inside of the upright post is rotatably connected with a transmission rod through a sealing bearing, the top of the transmission rod is fixedly provided with a turntable, and the bottom of the transmission rod is fixedly connected with an upper bearing; the rotating turntable can drive the transmission rod and the upper bearing to rotate, so that the ball body is controlled to rotate.
Furthermore, a flange plate is integrally formed at the end part of the auxiliary valve body; the flange plate is convenient to be connected with a pipeline in an installing mode.
Further, the side wall of the sealing valve seat main body is configured with an arc-shaped surface matched with a ball body; the laminating effect between feasible sealed disk seat main part and the spheroid is better, guarantees sealed effect.
Furthermore, the inner diameter of the main valve body is equal to the inner diameter of the auxiliary valve body in size; is beneficial to the circulation of water.
Furthermore, the diameter of the inner periphery of the limiting sliding groove is equal to the diameter of the outer periphery of the circular groove in size; so that the rubber ring can not fall off from the limiting sliding groove.
Compared with the prior art, the utility model has the following beneficial effects: the main valve body and the auxiliary valve body are fixedly installed through bolts, so that the valve seat is convenient to disassemble and install, and the main body of the sealing valve seat is convenient to replace in time after being worn; through the rubber ring, circular slot, coil spring, spacing spout and the rubber circle that set up, rubber ring and rubber circle can play double seal's effect, can guarantee sealed effect, and the rubber circle can slide along spacing spout under coil spring's effect for the rubber circle is adjusted along with the spheroid stretches out and draws back when the spheroid rotates, guarantees the sealed effect between rubber circle and spheroid.
Drawings
Fig. 1 is a schematic structural view of a double-seal valve seat with an auxiliary seal according to the present invention.
FIG. 2 is a cross-sectional view of a double seal valve seat with a secondary seal of the present invention.
Fig. 3 is an enlarged view of the structure at a in fig. 2 of a double sealing valve seat with an auxiliary seal according to the present invention.
In the figure: 1. a main valve body; 2. a sub-valve body; 3. sealing the cover plate; 4. a conical projection; 5. a connecting disc; 6. a sphere; 7. a lower bearing; 8. an upper bearing; 9. a sealing valve seat body; 10. a rubber ring; 11. a coil spring; 12. a limiting chute; 13. a rubber ring.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.
As shown in fig. 1-3, a double-seal valve seat with an auxiliary seal comprises a main valve body 1, an auxiliary valve body 2 and a seal cover plate 3, wherein circular protrusions are integrally formed at both ends of the main valve body 1 and one end of the auxiliary valve body 2, the protrusions of the main valve body 1 and the protrusions of the auxiliary valve body 2 are fixedly connected through bolts, and the seal cover plate 3 is integrally formed at the top of the main valve body 1;
the inner periphery of the main valve body 1 is provided with an annular groove, a sealing valve seat main body 9 is installed in the annular groove, an annular bulge matched with the annular groove is integrally formed at the end part of the auxiliary valve body 2, the end part of the annular bulge is abutted against the sealing valve seat main body 9, arc-shaped grooves are formed in the top surface and the bottom surface of the inner part of the main valve body 1, a ball body 6 is arranged between the arc-shaped grooves, a lower bearing 7 is integrally formed at the bottom of the ball body 6, the lower bearing 7 is rotatably connected with the main valve body 1 through a bearing seat, and an upper bearing 8 is integrally formed at the top of the ball body 6;
the side wall of sealed disk seat main part 9 bonds and is fixed with rubber ring 10, the lateral wall of sealed disk seat main part 9 is constructed the circular slot and with the spacing spout 12 of circular slot intercommunication, and is provided with coil spring 11 in the circular slot, coil spring 11's tip and sealed disk seat main part 9 welded fastening, coil spring 11's other end butt has rubber circle 13, the periphery and the spacing spout 12 sliding connection of rubber circle 13.
The top of the sealing cover plate 3 is fixedly provided with another sealing cover plate 3 through a bolt, the top of the sealing cover plate 3 above the sealing cover plate is integrally formed with a conical protrusion 4, the top of the conical protrusion 4 is integrally formed with a connecting disc 5, the top of the connecting disc 5 is fixedly provided with another connecting disc 5 through a bolt, the top of the connecting disc 5 above the connecting disc is integrally formed with an upright post, the inside of the upright post is rotatably connected with a transmission rod through a sealing bearing, the top of the transmission rod is fixedly provided with a rotary table, and the bottom of the transmission rod is fixedly connected with an upper bearing 8; the rotating turntable can drive the transmission rod and the upper bearing 8 to rotate, thereby controlling the ball body 6 to rotate.
Wherein, the end of the auxiliary valve body 2 is integrally formed with a flange; the flange plate is convenient to be connected with a pipeline in an installing mode.
Wherein, the side wall of the sealing valve seat main body 9 is constructed with an arc surface matched with the ball body 6; the laminating effect between the sealing valve seat main body 9 and the ball body 6 is better, and the sealing effect is guaranteed.
Wherein, the inner diameter of the main valve body 1 is equal to the inner diameter of the auxiliary valve body 2; is beneficial to the circulation of water.
Wherein, the diameter of the inner circumference of the limiting chute 12 is equal to the diameter of the outer circumference of the circular groove; so that the rubber ring 13 cannot fall off from the limit chute 12.
When the double-seal valve seat with the auxiliary seal is used, a flange plate of the auxiliary valve body 2 is respectively connected and fixed with the water inlet pipe and the water outlet pipe, the rotary disc is rotated, the rotary disc drives the upper bearing 8 to rotate through the transmission rod, the upper bearing 8 drives the ball body 6 and the lower bearing 7 to rotate in the inner cavity of the main valve body 1, the communication state between the water inlet pipe and the water outlet pipe is changed, and when the ball body 6 rotates, the ball body 6, the rubber ring 13 and the rubber ring 10 are kept in a fit state and relatively slide.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. A double-seal valve seat with an auxiliary seal comprises a main valve body (1), and is characterized by further comprising an auxiliary valve body (2) and a seal cover plate (3), wherein circular-ring-shaped bulges are integrally formed at two ends of the main valve body (1) and one end of the auxiliary valve body (2), the bulges of the main valve body (1) and the bulges of the auxiliary valve body (2) are fixedly connected through bolts, and the seal cover plate (3) is integrally formed at the top of the main valve body (1);
the inner periphery of the main valve body (1) is provided with an annular groove, a sealing valve seat main body (9) is installed in the annular groove, an annular bulge matched with the annular groove is integrally formed at the end part of the auxiliary valve body (2), the end part of the annular bulge is abutted to the sealing valve seat main body (9), arc-shaped grooves are formed in the top surface and the bottom surface of the inner part of the main valve body (1), a ball body (6) is arranged between the arc-shaped grooves, a lower bearing (7) is integrally formed at the bottom of the ball body (6), the lower bearing (7) is rotatably connected with the main valve body (1) through a bearing seat, and an upper bearing (8) is integrally formed at the top of the ball body (6);
the side wall bonding of sealed disk seat main part (9) is fixed with rubber ring (10), the lateral wall structure of sealed disk seat main part (9) has circular slot and spacing spout (12) that communicate with the circular slot, and is provided with coil spring (11) in the circular slot, the tip and sealed disk seat main part (9) welded fastening of coil spring (11), the other end butt joint of coil spring (11) has rubber circle (13), the periphery and spacing spout (12) sliding connection of rubber circle (13).
2. The double seal valve seat with the auxiliary seal according to claim 1, wherein: the top of sealed apron (3) is fixed with another sealed apron (3) through the bolt mounting, and the top integrated into one piece of sealed apron (3) of top has circular cone arch (4), the top integrated into one piece of circular cone arch (4) has connection pad (5), the top of connection pad (5) is fixed with another connection pad (5) through the bolt mounting, and the top integrated into one piece of top connection pad (5) has the stand, and the inside of stand rotates through sealed bearing and is connected with the transfer line, and the top installation of transfer line is fixed with the carousel, and the bottom and the upper bearing (8) fixed connection of transfer line.
3. The double seal valve seat with the auxiliary seal according to claim 1, wherein: and a flange is integrally formed at the end part of the auxiliary valve body (2).
4. The double seal valve seat with the auxiliary seal according to claim 1, wherein: the side wall of the sealing valve seat main body (9) is provided with an arc-shaped surface matched with the ball body (6).
5. The double seal valve seat with the auxiliary seal according to claim 1, wherein: the inner peripheral diameter of the main valve body (1) is equal to the inner peripheral diameter of the auxiliary valve body (2).
6. The double seal valve seat with the auxiliary seal according to claim 1, wherein: the inner circumference diameter of the limiting sliding groove (12) is equal to the outer circumference diameter of the circular groove in size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122403519.2U CN216200749U (en) | 2021-09-30 | 2021-09-30 | Double-seal valve seat with auxiliary seal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122403519.2U CN216200749U (en) | 2021-09-30 | 2021-09-30 | Double-seal valve seat with auxiliary seal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216200749U true CN216200749U (en) | 2022-04-05 |
Family
ID=80860351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122403519.2U Active CN216200749U (en) | 2021-09-30 | 2021-09-30 | Double-seal valve seat with auxiliary seal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216200749U (en) |
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2021
- 2021-09-30 CN CN202122403519.2U patent/CN216200749U/en active Active
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