CN216241464U - Sealing device additionally arranged on contact surface of shaft sleeve and impeller - Google Patents
Sealing device additionally arranged on contact surface of shaft sleeve and impeller Download PDFInfo
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- CN216241464U CN216241464U CN202122881711.2U CN202122881711U CN216241464U CN 216241464 U CN216241464 U CN 216241464U CN 202122881711 U CN202122881711 U CN 202122881711U CN 216241464 U CN216241464 U CN 216241464U
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- impeller
- sealing
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- shaft sleeve
- sleeve
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Abstract
The embodiment of the application provides a sealing device is installed additional to axle sleeve and impeller contact surface, includes: the pump shaft, the machine seal seat, the machine seal pad, the lock silk, the axle sleeve, the impeller, the seal cover, sealed the pad, the shaft groove, the bulge loop, ball bearing, bearing frame, shaft coupling and O type circle. The pump shaft outside right-hand member installs the bearing frame, the bearing frame inboard is installed ball bearing, the bearing frame right-hand member face installation has the machine seal seat, the machine seal seat inboard is installed the machine seal pad, the lock silk is installed to machine seal pad right-hand member face, the terminal surface is installed to the seal cover and is sealed to fill up, the terminal surface is installed the bulge loop under the sealed pad. Compared with the prior art, the utility model has the following beneficial effects: by using the O-shaped ring, the corrosion of the contact surface between the inner hole of the impeller and the pump shaft caused by the secondary water infiltration can be avoided, and the sealing sleeve and the convex ring can be used for sealing the side end of the bearing, so that the sealing effect of the device is improved.
Description
Technical Field
The utility model belongs to the technical field of bearings, and relates to a shaft sleeve additionally-installed sealing device, in particular to an additionally-installed sealing device for a contact surface of a shaft sleeve and an impeller.
Background
Axle sleeve and impeller seal are the plane seal before horizontal water pump is inside, axle sleeve and pump shaft are the stainless steel, the impeller is the carbon steel, the secondary water causes the corrosion through axle sleeve and impeller plane seal department deep-seated impeller hole for a long time easily in the use, difficult dismantlement causes the maintenance cost extravagant and waste man-hour behind the impeller corrosion, and simultaneously, add the medicine in the circulating water operation and lead to the position corruption aggravation that leaks, cause the frequent maintenance of equipment, consequently, need now that axle sleeve and impeller contact surface install sealing device additional and solve above problem urgently.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide a sealing device additionally arranged on the contact surface of a shaft sleeve and an impeller, and solve the problems in the background technology.
The utility model is realized by the following technical scheme: axle sleeve installs sealing device additional with impeller contact surface, includes: the mechanical seal device comprises a pump shaft, a mechanical seal seat, a mechanical seal pad, a lock wire, a shaft sleeve, an impeller, a ball bearing, a bearing seat, a coupling and an O-shaped ring, wherein the right end of the outer side of the pump shaft is provided with the bearing seat, the inner side of the bearing seat is provided with the ball bearing, the right end face of the bearing seat is provided with the mechanical seal seat, the inner side of the mechanical seal seat is provided with the organic seal pad, the right end face of the mechanical seal pad is provided with the lock wire, the right end face of the lock wire is provided with the shaft sleeve, the inner side of the shaft sleeve is provided with the O-shaped ring, and the right end face of the shaft sleeve is provided with the impeller;
the pump shaft comprises a sealing sleeve, a sealing gasket, a shaft groove and a convex ring, the sealing gasket is arranged on the lower end face of the sealing sleeve, the convex ring is arranged on the lower end face of the sealing gasket, and the shaft groove is formed in the inner side of the convex ring.
In a preferred embodiment, the pump shaft penetrates through the machine seal seat, the machine seal pad and the impeller in actual use.
In a preferred embodiment, the pump shaft is of a hollow structure in practical use, and the cross section of the pump shaft is a circle center mechanism in practical use.
In a preferred embodiment, the cross section of the machine seal seat is in an annular structure in practical use, and the machine seal seat and the machine seal pad are in sealing connection in practical use.
In a preferred embodiment, two sets of the machine sealing pads are installed in actual use, and the specifications of the two sets of the machine sealing pads in actual use are the same.
In a preferred embodiment, the mechanical seal is made of rubber material in actual use, the lock wire is wound outside the pump shaft in actual use, the shaft sleeve and the pump shaft are made of stainless steel material in actual use, the impeller is made of carbon steel material in actual use, and the mechanical seal seat is made of metal material in actual use.
In a preferred embodiment, the shaft sleeve is made of rubber material in actual use, and the left side and the right side of the inner side of the shaft sleeve are provided with O-shaped rings in actual use.
In a preferred embodiment, each set of said sleeves is mounted inside in use two sets of O-rings, said O-rings being made of a metallic material in use.
In a preferred embodiment, the sealing sleeve is made of rubber material in actual use, the cross section of the sealing sleeve is of a concave structure in actual use, and the cross section of the convex ring is of a convex structure in actual use.
In a preferred embodiment, the convex ring and the sealing sleeve are mutually engaged, the sealing sleeve is made of rubber material in actual use, and the upper end of the convex ring is of an arc-shaped structure in actual use.
After the technical scheme is adopted, the utility model has the beneficial effects that: by using the O-shaped ring, the corrosion of the contact surface between the inner hole of the impeller and the pump shaft caused by the secondary water infiltration can be avoided, and the sealing sleeve and the convex ring can be used for sealing the side end of the bearing, so that the sealing effect of the utility model is improved.
The foregoing summary is provided for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present application will be readily apparent by reference to the drawings and following detailed description.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a sealing device additionally arranged on a contact surface of a shaft sleeve and an impeller;
FIG. 2 is a front sectional view of the sealing device attached to the contact surface of the shaft sleeve and the impeller in accordance with the present invention;
FIG. 3 is a left sectional view of a pump shaft in the sealing device for additionally mounting the contact surface between the shaft sleeve and the impeller according to the present invention;
in the figure: the pump comprises a pump shaft 1, a machine seal seat 2, a machine seal pad 3, a lock wire 4, a shaft sleeve 5, an impeller 6, a ball bearing 7, a bearing seat 8, a shaft coupling 9, an O-shaped ring 10, a seal sleeve 11, a seal gasket 12, a shaft groove 13 and a convex ring 14.
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, the sealing device is installed on the contact surface of the shaft sleeve 5 and the impeller 6, and includes: pump shaft 1, machine seal seat 2, machine seal pad 3, lock silk 4, axle sleeve 5, impeller 6, ball bearing 7, bearing frame 8, shaft coupling 9 and O type circle 10, bearing frame 8 is installed to 1 outside right-hand member of pump shaft, ball bearing 7 is installed to 8 inboards of bearing frame, 8 right-hand member face installations of bearing frame have a seal seat 2, 2 inboard installations of machine seal seat have a seal pad 3, lock silk 4 is installed to 3 right-hand member faces of machine seal pad, axle sleeve 5 is installed to 4 right-hand member faces of lock silk, O type circle 10 is installed to 5 inboards of axle sleeve, impeller 6 is installed to 5 right-hand member faces of axle sleeve.
The pump shaft 1 comprises a sealing sleeve 11, a sealing gasket 12, a shaft groove 13 and a convex ring 14, the sealing gasket 12 is arranged on the lower end face of the sealing sleeve 11, the convex ring 14 is arranged on the lower end face of the sealing gasket 12, and the shaft groove 13 is formed in the inner side of the convex ring 14.
The pump shaft 1 penetrates through the mechanical seal seat 2, the mechanical seal gasket 3 and the impeller 6 in actual use, and the pump shaft 1 can operate conveniently.
The pump shaft 1 is of a hollow structure in actual use, and the cross section of the pump shaft 1 is a circle center mechanism in actual use, so that the water pump can operate conveniently.
The cross section of the machine seal seat 2 is of an annular structure in actual use, the machine seal seat 2 is made of metal materials in actual use, the machine seal seat 2 is in sealing connection with the machine seal pad 3 in actual use, and water can be prevented from seeping into the interior of the machine seal seat 2.
Two sets of machine seal pads 3 are installed in-service use, and two sets of machine seal pads 3 the same in-service use specification, can prevent that water from infiltrating into inside machine seal pads 3.
The mechanical seal pad 3 is made of rubber materials in actual use, the lock wire 4 is wound on the outer side of the pump shaft 1 in actual use, the shaft sleeve 5 and the pump shaft 1 are made of stainless steel materials in actual use, and the impeller 6 is made of carbon steel materials in actual use and can seal the inside of the mechanical seal seat 2.
The shaft sleeve 5 is made of rubber materials in actual use, the O-shaped rings 10 are arranged on the left side and the right side of the inner side of the shaft sleeve 5 in actual use, and the situation that the contact surface between the inner hole of the impeller 6 and the pump shaft 1 is corroded due to secondary water infiltration can be avoided.
The inner side of each group of shaft sleeves 5 is provided with two groups of O-shaped rings 10 in actual use, and the O-shaped rings 10 are made of metal materials in actual use, so that the contact surface of the pump shaft 1 can be prevented from being corroded.
The sealing sleeve 11 is made of rubber materials in actual use, the cross section of the sealing sleeve 11 is of a concave structure in actual use, and the cross section of the convex ring 14 is of a convex structure in actual use.
The convex ring 14 is meshed with the sealing sleeve 11, the sealing gasket 12 is made of rubber materials in actual use, and the upper end of the convex ring 14 is of an arc-shaped structure in actual use and can seal the outer end of the left side of the pump shaft 1 to prevent corrosion.
As an embodiment of the present invention: in practical use, when the impeller 6 and the pump shaft 1 operate, because the seal sleeve 11 is made of rubber materials in practical use, the cross section of the seal sleeve 11 is of a concave structure in practical use, the cross section of the convex ring 14 is of a convex structure in practical use, the convex ring 14 and the seal sleeve 11 are meshed with each other in practical use, the pump shaft 1 rotates in the operation process, the convex ring 14 can effectively seal the outer side of the left end of the pump shaft 1, the outer side of the pump shaft 1 is prevented from contacting with water, rusting and corrosion are caused on the outer side of the pump shaft 1, when the impeller 6 rotates at a high speed, the impeller 6 contacts with the outer side of the shaft sleeve 5, because the O-shaped ring 10 is of an annular structure and made of rubber materials, the impeller 6 is sealed with the shaft sleeve 5, moisture is prevented from entering the inner side of the impeller 6, and the outer side of the impeller 6 is corroded and rusted.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. A kind of axle box installs the sealing means with the contact surface of the impeller additionally, including: the pump shaft sealing device comprises a pump shaft (1), a mechanical sealing seat (2), a mechanical sealing pad (3), a lock wire (4), a shaft sleeve (5), an impeller (6), a ball bearing (7), a bearing seat (8), a coupler (9) and an O-shaped ring (10), and is characterized in that the bearing seat (8) is installed at the right end of the outer side of the pump shaft (1), the ball bearing (7) is installed at the inner side of the bearing seat (8), the mechanical sealing seat (2) is installed at the right end face of the bearing seat (8), the organic sealing pad (3) is installed at the inner side of the mechanical sealing seat (2), the lock wire (4) is installed at the right end face of the mechanical sealing pad (3), the shaft sleeve (5) is installed at the right end face of the lock wire (4), the O-shaped ring (10) is installed at the inner side of the shaft sleeve (5), and the impeller (6) is installed at the right end face of the shaft sleeve (5);
the pump shaft (1) comprises a sealing sleeve (11), a sealing gasket (12), a shaft groove (13) and a convex ring (14), the sealing gasket (12) is installed on the lower end face of the sealing sleeve (11), the convex ring (14) is installed on the lower end face of the sealing gasket (12), and the shaft groove (13) is formed in the inner side of the convex ring (14).
2. The added sealing device for the contact surface of the shaft sleeve and the impeller according to claim 1, wherein the pump shaft (1) penetrates through the mechanical seal seat (2), the mechanical seal pad (3) and the impeller (6).
3. The added sealing device for the contact surface of the shaft sleeve and the impeller, which is disclosed by claim 1, is characterized in that: the pump shaft (1) is of a hollow structure, and the cross section of the pump shaft (1) is a circle center mechanism.
4. The added sealing device for the contact surface of the shaft sleeve and the impeller, which is disclosed by claim 1, is characterized in that: the cross section of the machine seal seat (2) is of an annular structure, and the machine seal seat (2) is connected with the machine seal pad (3) in a sealing manner.
5. The added sealing device for the contact surface of the shaft sleeve and the impeller, which is disclosed by claim 1, is characterized in that: the machine seal pad (3) is provided with two groups, and the specifications of the machine seal pad (3) are the same.
6. The added sealing device for the contact surface of the shaft sleeve and the impeller, which is disclosed by claim 1, is characterized in that: the mechanical seal pad (3) is made of rubber materials, the lock wire (4) is wound on the outer side of the pump shaft (1), the shaft sleeve (5) and the pump shaft (1) are made of stainless steel materials, the impeller (6) is made of carbon steel materials, and the mechanical seal seat (2) is made of metal materials.
7. The added sealing device for the contact surface of the shaft sleeve and the impeller, which is disclosed by claim 1, is characterized in that: the shaft sleeve (5) is made of rubber materials, and O-shaped rings (10) are installed on the left side and the right side of the inner side of the shaft sleeve (5).
8. The added sealing device for the contact surface of the shaft sleeve and the impeller, which is disclosed by claim 1, is characterized in that: two groups of O-shaped rings (10) are mounted on the inner side of each group of the shaft sleeve (5), and the O-shaped rings (10) are made of metal materials.
9. The added sealing device for the contact surface of the shaft sleeve and the impeller, which is disclosed by claim 1, is characterized in that: the sealing sleeve (11) is made of rubber materials, the cross section of the sealing sleeve (11) is of a concave structure, and the cross section of the convex ring (14) is of a convex structure.
10. The added sealing device for the contact surface of the shaft sleeve and the impeller, which is disclosed by claim 1, is characterized in that: the convex ring (14) and the sealing sleeve (11) are mutually meshed, the sealing gasket (12) is made of rubber materials, and the upper end of the convex ring (14) is of an arc-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122881711.2U CN216241464U (en) | 2021-11-23 | 2021-11-23 | Sealing device additionally arranged on contact surface of shaft sleeve and impeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122881711.2U CN216241464U (en) | 2021-11-23 | 2021-11-23 | Sealing device additionally arranged on contact surface of shaft sleeve and impeller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216241464U true CN216241464U (en) | 2022-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122881711.2U Active CN216241464U (en) | 2021-11-23 | 2021-11-23 | Sealing device additionally arranged on contact surface of shaft sleeve and impeller |
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|---|---|
| CN (1) | CN216241464U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115654370A (en) * | 2022-11-11 | 2023-01-31 | 西南石油大学 | Oil transportation process and device structure for continuous mixed transportation of totally-enclosed oil gas sand water multi-phase medium of petroleum well site |
-
2021
- 2021-11-23 CN CN202122881711.2U patent/CN216241464U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115654370A (en) * | 2022-11-11 | 2023-01-31 | 西南石油大学 | Oil transportation process and device structure for continuous mixed transportation of totally-enclosed oil gas sand water multi-phase medium of petroleum well site |
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