CN220506050U - Relay pump interface sealing device - Google Patents
Relay pump interface sealing device Download PDFInfo
- Publication number
- CN220506050U CN220506050U CN202321950984.0U CN202321950984U CN220506050U CN 220506050 U CN220506050 U CN 220506050U CN 202321950984 U CN202321950984 U CN 202321950984U CN 220506050 U CN220506050 U CN 220506050U
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- Prior art keywords
- sealing
- mounting
- interface
- pipe
- ring
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- 238000007789 sealing Methods 0.000 title claims abstract description 144
- 239000000463 material Substances 0.000 claims description 11
- 239000012528 membrane Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 13
- 230000000694 effects Effects 0.000 description 8
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
Abstract
The utility model discloses a relay pump interface sealing device, which relates to the technical field of sealing elements and aims to solve the technical problem of poor sealing performance under the condition of high pressure in the prior art; the relay pump interface sealing device comprises a connecting interface and a mounting interface, wherein threads are arranged on the outer side part of the connecting interface, the mounting interface comprises a mounting pipe and a mounting ring, the mounting ring is fixedly connected with the mounting pipe through a connecting plate, the inner diameter of the mounting ring is larger than the outer diameter of the mounting pipe, threads are arranged in the mounting ring, the mounting interface is in threaded connection with the connecting interface, a sealing opening is formed in the mounting pipe, a sealing film is arranged in the sealing opening, a limiting groove is formed in the mounting interface, and the sealing film is arranged in the limiting groove; the relay pump interface sealing device utilizes the sealing film and the limiting groove to reduce the occurrence probability of pipeline leakage under the condition of high pressure.
Description
Technical Field
The utility model belongs to the technical field of sealing elements, and particularly relates to a relay pump interface sealing device.
Background
In the heat supply of the heat supply network, a water pump is arranged between a heat source and a user for improving the pressure of a heat supply medium according to the requirement of hydraulic working conditions. Or in other fluid delivery processes, the booster pump provided before its inlet in order to raise the inlet pressure of the downstream pump to prevent cavitation is a relay pump.
At present, the utility model patent with the patent number of CN215928362U discloses an interface sealing ring for a petrochemical process pump, which comprises a sealing ring, wherein a plurality of openings are formed in the front face of the sealing ring, a metal cylinder is arranged in the sealing ring through the openings, two nuts are arranged on the outer side of the metal cylinder, a spring for supporting is arranged in the metal cylinder, and sliding blocks are arranged in the metal cylinder and respectively close to the front face and the back face of the spring; the sealing ring is used for sealing the joint, and the sealing performance is poor under the condition of high pressure.
Disclosure of Invention
(1) Technical problem to be solved
Aiming at the defects of the prior art, the utility model aims to provide a relay pump interface sealing device which aims to solve the technical problem of poor sealing performance under the condition of high pressure in the prior art.
(2) Technical proposal
In order to solve the technical problems, the utility model provides the relay pump interface sealing device, which comprises a connecting interface and a mounting interface, wherein threads are arranged on the outer side part of the connecting interface, the mounting interface comprises a mounting pipe and a mounting ring, the mounting ring is sleeved on the mounting pipe and is fixedly connected with the mounting pipe through a connecting plate, the inner diameter of the mounting ring is larger than the outer diameter of the mounting pipe, threads are arranged in the mounting ring, the mounting interface is in threaded connection with the connecting interface, a sealing opening is arranged on the mounting pipe, a sealing film is arranged in the sealing opening, one side of the sealing film, which is close to the connecting interface, is of a semicircular structure, a limiting groove corresponding to the sealing film is formed in the inner side wall of the mounting interface, and the sealing film is arranged in the limiting groove.
When the relay pump interface sealing device of the technical scheme is used, the mounting ring can be fixedly connected with the mounting pipe by the aid of the connecting plate, the mounting interface can be sealed by the aid of the mounting ring and the mounting interface in threaded connection, the sealing film is utilized, when water flows in the mounting interface, the pressure in the mounting interface is higher, the pressure on the sealing film is higher, the sealing film is in tight contact with the inner wall of the mounting interface, and accordingly the sealing performance is better, and water leakage caused by overlarge water pressure is reduced.
Further, the connecting interface with be provided with annular seal groove on the one end lateral wall of installation interface connection, the mounting panel is close to be provided with the sealing strip on the one side of connecting interface, just the sealing strip with the shape of seal groove is the same, and when using, the sealing strip that utilizes rubber material to make can be to connecting interface and installation interface further seal.
Further, the sealing strip is made of rubber materials, the size of the sealing strip is 1.1-1.23 times of that of the sealing groove, the sealing membrane is made of flexible materials capable of being deformed, the outer diameter of the mounting tube is equal to the inner diameter of the connecting interface, and when the sealing strip is used, the size of the sealing strip is set to be larger than that of the sealing groove, so that the sealing effect can be improved.
Further, still include connecting tube, connecting tube's inside is provided with coupling, coupling's external diameter equals the internal diameter of installation pipe, just connecting tube's internal diameter equals the internal diameter of installation pipe, set up the screw thread on coupling's the outside lateral wall, set up the screw thread on the inner wall of installation pipe, coupling with installation pipe passes through threaded connection, and when using, the installation interface is only the connection structure of relay pump, need not dismantle often, guarantees the leakproofness, and when wearing and tearing, only need change the installation interface.
Furthermore, the installation tube with the one end that connecting tube connects is provided with the sealing washer, the cross-sectional shape size of sealing washer with the cross-sectional shape size of installation tube is the same, just the sealing washer is made for rubber materials, when using, utilizes the sealing washer can seal connecting tube and installation interface.
Further, the connecting pipe is sleeved with a sealing pipe, the inner diameter of the sealing pipe is equal to the outer diameter of the mounting pipe, a waterproof opening is formed in one side of the sealing pipe, the cross section of the waterproof opening is of a right trapezoid structure, and a waterproof ring is arranged inside the waterproof opening.
Further, the cross section of waterproof circle is right trapezoid structure, still includes the spacing collar, the screw thread has been seted up to the lateral wall of spacing collar, waterproof open-ended inner wall sets up the screw thread, the spacing collar set up in waterproof open-ended inside, just the spacing collar with sealed pipeline threaded connection, the one end of spacing collar is provided with the connecting rod, the connecting rod sets up to the multiunit, and the multiunit connecting rod evenly distributed, when using, utilizes spacing collar and sealed pipeline threaded connection, and is provided with the connecting rod on the spacing collar, utilizes the rotatory waterproof circle of connecting rod, can extrude waterproof circle into waterproof open-ended inside, and utilize the rotation of waterproof circle can more laborsaving to extrude waterproof circle to reach better sealed effect.
(3) Advantageous effects
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the relay pump interface sealing device, the mounting ring and the mounting pipe can be fixedly connected by the connecting plate, the mounting ring is in threaded connection with the mounting interface, the mounting interface and the connecting interface can be sealed, when water flows in the mounting interface by the sealing film, the pressure in the mounting interface is higher, the pressure on the sealing film is also higher, the contact between the sealing film and the inner wall of the mounting interface is tighter, so that the tightness is better, and water leakage caused by overlarge water pressure is reduced;
2. the relay pump interface sealing device utilizes the mounting interface, the mounting interface is only a connecting structure of the relay pump, the sealing performance is ensured without frequent disassembly, only the mounting interface is required to be replaced when the relay pump interface sealing device is worn, the waterproof ring is utilized to prevent leakage of a pipeline, meanwhile, the waterproof ring is rotated by the connecting rod, the waterproof ring can be extruded into the sealing opening, and the waterproof ring can be extruded more labor-saving by utilizing the rotation of the waterproof ring, so that a better sealing effect is achieved.
Drawings
FIG. 1 is a schematic view of a three-dimensional structure of an embodiment of the present utility model;
FIG. 2 is a schematic view of an expanded structure of an embodiment of the present utility model;
FIG. 3 is a schematic view of a cross-section of an embodiment of the present utility model;
fig. 4 is an enlarged view of the and encircled portion of fig. 3.
The marks in the drawings are: 1. a connection interface; 2. installing an interface; 3. installing a pipe; 4. a mounting ring; 5. a connecting plate; 6. sealing the opening; 7. a sealing film; 8. sealing grooves; 9. a sealing strip; 10. a connecting pipe; 11. a connection joint; 12. a seal ring; 13. sealing the pipeline; 14. sealing the opening; 15. a waterproof ring; 16. a limit ring; 17. and (5) connecting a rod.
Detailed Description
This embodiment is a sealing device for a relay pump interface, the three-dimensional structure of which is shown in fig. 1, the unfolding structure of which is shown in fig. 2, the sealing device for a relay pump interface comprises a connecting interface 1 and an installing interface 2, the external side part of the connecting interface 1 is provided with threads, the installing interface 2 comprises an installing tube 3 and an installing ring 4, the installing ring 4 is sleeved on the installing tube 3, the installing ring 4 and the installing tube 3 are fixedly connected through a connecting plate 5, the inner diameter of the installing ring 4 is larger than the outer diameter of the installing tube 3, threads are arranged in the installing ring 4, the installing interface 2 is in threaded connection with the connecting interface 1, a sealing opening 6 is arranged on the installing tube 3, a sealing film 7 is arranged in the sealing opening 6, one side of the sealing film 7 close to the connecting interface 1 is in a semicircular structure, a limit groove corresponding to the sealing film 7 is arranged on the internal side wall of the installing interface 2, the sealing film 7 is arranged in the limit groove,
the mounting ring 4 can be fixedly connected with the mounting pipe 3 by the connecting plate 5, the mounting ring 4 is in threaded connection with the mounting interface 2, the mounting interface 2 and the connecting interface 1 can be sealed, when water flows in the mounting interface 2 by the sealing film 7, the pressure in the mounting interface 2 is higher, the pressure on the sealing film 7 is higher, the contact between the sealing film 7 and the inner wall of the mounting interface 2 is tighter, the tightness is better, the water leakage caused by overlarge water pressure is reduced,
an annular sealing groove 8 is arranged on the side wall of one end of the connecting interface 1 connected with the mounting interface 2, a sealing strip 9 is arranged on one side of the mounting plate close to the connecting interface 1, the sealing strip 9 has the same shape as the sealing groove 8, when in use, the connecting interface 1 and the mounting interface 2 can be further sealed by the sealing strip 9 made of rubber materials,
the sealing strip 9 is made of rubber materials, the size of the sealing strip 9 is 1.1-1.23 times of the size of the sealing groove 8, the sealing film 7 is made of flexible materials capable of being deformed, the outer diameter of the mounting tube 3 is equal to the inner diameter of the connecting interface 1, and when the sealing strip is used, the size of the sealing strip 9 is set to be larger than the size of the sealing groove 8, so that the sealing effect can be improved.
Wherein, still include connecting tube 10, connecting tube 10's inside is provided with joint 11, joint 11's external diameter equals the internal diameter of installation tube 3, and joint 10's internal diameter equals the internal diameter of installation tube 3, set up the screw thread on joint 11's the outside lateral wall, set up the screw thread on installation tube 3's the inner wall, joint 11 passes through threaded connection with installation tube 3, when using, installation interface 2 is the connection structure of relay pump only, need not dismantle often, guarantee the leakproofness, and when wearing and tearing, only need change installation interface 2.
The cross-sectional structure of the sealing device for the relay pump interface is shown in fig. 3, the enlarged partial structure of fig. 3 is shown in fig. 4, one end, connected with the connecting pipe 10, of the mounting pipe 3 is provided with a sealing ring 12, the cross-sectional shape and the size of the sealing ring 12 are the same as those of the mounting pipe 3, the sealing ring 12 is made of rubber materials, when the sealing device is used, the connecting pipe 10 and the mounting interface 2 can be sealed by using the sealing ring 12, the connecting pipe 10 is sleeved with a sealing pipe 13, the inner diameter of the sealing pipe 13 is equal to the outer diameter of the mounting pipe 3, one side of the sealing pipe 13 is provided with a waterproof opening 14, the cross section of the waterproof opening 14 is in a right trapezoid structure, and a waterproof ring 15 is arranged inside the waterproof opening 14, so that the pipe can be prevented from leaking by using the waterproof ring 15 when the sealing device is used.
Meanwhile, the cross section of the waterproof ring 15 is of a right trapezoid structure and further comprises a limit ring 16, threads are formed in the side wall of the limit ring 16, threads are formed in the inner wall of the waterproof opening 14, the limit ring 16 is arranged in the waterproof opening 14 and is in threaded connection with the sealing pipeline 13, one end of the limit ring 16 is provided with a connecting rod 17, the connecting rods 17 are arranged into a plurality of groups, the connecting rods 17 are uniformly distributed, the limit ring 16 is in threaded connection with the sealing pipeline 13 when in use, the connecting rods 17 are arranged on the limit ring 16, the waterproof ring 15 is rotated by the aid of the connecting rods 17, the waterproof ring 15 can be extruded into the waterproof opening 14, and the waterproof ring 15 can be extruded more labor-effectively by means of rotation of the waterproof ring 15, so that a better sealing effect is achieved.
When the relay pump interface sealing device of the technical scheme is used, the mounting ring 4 and the mounting pipe 3 can be fixedly connected by the connecting plate 5, the mounting ring 4 and the mounting interface 2 are in threaded connection, the mounting interface 2 and the connecting interface 1 can be sealed, the sealing film 7 is utilized, when water flows in the mounting interface 2, the pressure in the mounting interface 2 is higher, the pressure on the sealing film 7 is higher, the sealing film 7 is tightly contacted with the inner wall of the mounting interface 2, the tightness is better, water leakage caused by overlarge water pressure is reduced, the size of the sealing strip 9 is set to be larger than that of the sealing groove 8, the sealing effect can be improved, the mounting interface 2 is only a connecting structure of the relay pump, the sealing strip is not required to be detached frequently, the tightness is ensured, and when the sealing strip is worn, only the mounting interface 2 is required to be replaced, the connecting pipe 10 and the mounting interface 2 can be sealed by the sealing ring 12, meanwhile, the limit ring 16 and the sealing pipe 13 are in threaded connection, the limit ring 16 is provided with the connecting rod 17, the connecting rod 17 is utilized to rotate the ring 15, the ring 15 is pressed into the waterproof opening 14 by the waterproof ring, and the waterproof ring 15 is rotated, and the waterproof ring 15 can be better pressed, and the waterproof effect can be better pressed by the waterproof ring.
And all that is not described in detail in this specification is well known to those skilled in the art.
Claims (7)
1. A relay pump interface sealing device comprises a connecting interface (1) and a mounting interface (2); the connecting device is characterized in that threads are arranged on the outer side portion of the connecting interface (1), the mounting interface (2) comprises a mounting pipe (3) and a mounting ring (4), the mounting ring (4) is sleeved on the mounting pipe (3), the mounting ring (4) is fixedly connected with the mounting pipe (3) through a connecting plate (5), the inner diameter of the mounting ring (4) is larger than the outer diameter of the mounting pipe (3), threads are arranged in the mounting ring (4), the mounting interface (2) is in threaded connection with the connecting interface (1), a sealing opening (6) is formed in the mounting pipe (3), a sealing film (7) is arranged in the sealing opening (6), one side, close to the connecting interface (1), of the sealing film (7) is of a semicircular structure, a limiting groove corresponding to the sealing film (7) is formed in the inner side wall of the mounting interface (2).
2. The relay pump interface sealing device according to claim 1, wherein an annular sealing groove (8) is formed in the side wall of one end, connected with the mounting interface (2), of the connecting interface (1), a sealing strip (9) is arranged on one side, close to the connecting interface (1), of the mounting plate, and the sealing strip (9) is identical to the sealing groove (8) in shape.
3. A relay pump interface sealing device according to claim 2, characterized in that the sealing strip (9) is made of rubber material, and the dimension of the sealing strip (9) is 1.1-1.23 times the dimension of the sealing groove (8), the sealing membrane (7) is made of flexible material capable of being deformed, and the outer diameter of the mounting tube (3) is equal to the inner diameter of the connecting interface (1).
4. A relay pump interface sealing device according to claim 3, further comprising a connecting pipe (10), wherein a connecting joint (11) is provided in the connecting pipe (10), the outer diameter of the connecting joint (11) is equal to the inner diameter of the mounting pipe (3), the inner diameter of the connecting pipe (10) is equal to the inner diameter of the mounting pipe (3), threads are provided on the outer side wall of the connecting joint (11), threads are provided on the inner wall of the mounting pipe (3), and the connecting joint (11) is connected with the mounting pipe (3) through threads.
5. The relay pump interface sealing device according to claim 4, wherein a sealing ring (12) is arranged at one end of the mounting pipe (3) connected with the connecting pipe (10), the cross-sectional shape size of the sealing ring (12) is the same as the cross-sectional shape size of the mounting pipe (3), and the sealing ring (12) is made of rubber material.
6. The relay pump interface sealing device according to claim 5, wherein the connecting pipe (10) is sleeved with a sealing pipe (13), the inner diameter of the sealing pipe (13) is equal to the outer diameter of the mounting pipe (3), a waterproof opening (14) is formed in one side of the sealing pipe (13), the cross section of the waterproof opening (14) is of a right trapezoid structure, and a waterproof ring (15) is arranged inside the waterproof opening (14).
7. The relay pump interface sealing device according to claim 6, wherein the cross section of the waterproof ring (15) is of a right trapezoid structure, the relay pump interface sealing device further comprises a limit ring (16), threads are formed in the side wall of the limit ring (16), threads are formed in the inner wall of the waterproof opening (14), the limit ring (16) is arranged in the waterproof opening (14), the limit ring (16) is in threaded connection with the sealing pipeline (13), a connecting rod (17) is arranged at one end of the limit ring (16), the connecting rods (17) are arranged in multiple groups, and the connecting rods (17) are uniformly distributed in multiple groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321950984.0U CN220506050U (en) | 2023-07-24 | 2023-07-24 | Relay pump interface sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321950984.0U CN220506050U (en) | 2023-07-24 | 2023-07-24 | Relay pump interface sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220506050U true CN220506050U (en) | 2024-02-20 |
Family
ID=89871862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321950984.0U Active CN220506050U (en) | 2023-07-24 | 2023-07-24 | Relay pump interface sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220506050U (en) |
-
2023
- 2023-07-24 CN CN202321950984.0U patent/CN220506050U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |