CN209943187U - Transmission main shaft sealing device for water pump - Google Patents
Transmission main shaft sealing device for water pump Download PDFInfo
- Publication number
- CN209943187U CN209943187U CN201920417269.8U CN201920417269U CN209943187U CN 209943187 U CN209943187 U CN 209943187U CN 201920417269 U CN201920417269 U CN 201920417269U CN 209943187 U CN209943187 U CN 209943187U
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- ring
- water pump
- main shaft
- transmission main
- sealing ring
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Abstract
The utility model discloses a transmission main shaft sealing device for a water pump, which belongs to the technical field of transmission main shaft sealing devices for water pumps, and comprises a transmission main shaft, a water pump shell and a rigid sealing ring, wherein the transmission main shaft transversely passes through the left side surface and the right side surface of the water pump shell, the transmission main shaft is preliminarily sealed by the rigid sealing ring between the transmission main shaft and the water pump shell, and then is further sealed by the inner rubber sealing ring and the outer rubber sealing ring of the inner ring and the outer ring at the two sides of the rigid sealing ring, so as to increase the sealing performance between the transmission main shaft and the water pump shell, the outer rubber sealing ring and the inner rubber sealing ring of the utility model are stably sealed by real-time collision of an elastic spring, and a plurality of groups of rubber sealing ring strips are fixedly arranged on the outer rubber sealing ring and the inner rubber sealing ring, thereby well ensuring the real-time sealing performance of the, the normal work of the water pump is ensured.
Description
Technical Field
The utility model relates to a transmission main shaft sealing device technical field for the water pump specifically is a transmission main shaft sealing device for water pump.
Background
The water pump transmission main shaft sealing device is mainly used for sealing a device between a transmission main shaft and a water pump shell in a water pump, can increase the water pumping amount and the water discharging amount of the water pump, improves the working efficiency of the water pump, but still has the following defects in the actual use process:
in the prior art, the transmission main shaft sealing device for the water pump is not suitable for popularization because the transmission main shaft rotates when the water pump works, the sealing performance between the transmission main shaft and a water pump shell is relatively reduced for a long time, the water pumping quantity and the water discharging quantity of the water pump are reduced, and the working efficiency of the water pump is reduced.
Therefore, a transmission main shaft sealing device for a water pump is provided to well solve the defects.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a transmission main shaft sealing device for water pump to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a transmission main shaft sealing device for a water pump comprises a transmission main shaft, a water pump shell and a rigid sealing ring, wherein the transmission main shaft transversely penetrates through the left side surface and the right side surface of the water pump shell, and the outer ring of the transmission main shaft penetrating through the water pump shell is fixedly sleeved with a rigid sealing ring, the outer ring of the rigid sealing ring is provided with two sealing grooves, steel sealing rings are arranged in the sealing grooves, the left and right side surfaces of the rigid sealing ring are respectively adsorbed and fixed with a magnetic fixing plate, the inner ring of the magnetic fixing plate is fixedly provided with an inner rubber sealing ring, the inner rubber sealing ring is movably sleeved at the outer ring of the transmission main shaft, the outer ring of the magnetic fixing plate is fixedly provided with an outer rubber sealing ring, the outer rubber sealing ring is movably attached to the inner wall of the water pump shell, the middle position of one side of the magnetic fixing plate far away from the rigid sealing ring is fixedly provided with a support ring, and a plurality of groups of elastic springs distributed in a circular array shape are fixedly welded on the inner ring and the outer ring of the support ring.
Preferably, the steel sealing ring is of a circular ring-shaped structure, and the steel sealing ring is movably attached to the inner wall of the water pump shell.
Preferably, the inner rubber sealing ring is fixedly provided with a plurality of groups of rubber sealing ring strips distributed equidistantly on the surface of the outer ring of the transmission main shaft, the outer rubber sealing ring is also fixedly provided with a plurality of groups of rubber sealing ring strips distributed equidistantly on the inner wall of the water pump shell, and the cross section of each rubber sealing ring strip is of a semicircular annular structure.
Preferably, the magnetic fixing plate is of a circular ring structure, and is cut from a magnetic plate-shaped material.
Preferably, one end, far away from the support ring, of the elastic spring at the inner ring of the support ring is movably attached to the surface of the inner rubber sealing ring, and one end, far away from the support ring, of the elastic spring at the outer ring of the support ring is movably attached to the surface of the outer rubber sealing ring.
Preferably, the transmission main shaft penetrates through a position on the water pump housing to form a through hole, and the through hole is of a circular groove-shaped structure and penetrates through the left side surface and the right side surface of the water pump housing simultaneously.
Compared with the prior art, the beneficial effects of the utility model are that:
1. in the utility model, the transmission main shaft and the water pump shell are primarily sealed by the rigid sealing ring, and then are further sealed by the inner rubber sealing ring and the outer rubber sealing ring of the inner ring and the outer ring at the two sides of the rigid sealing ring, so that the sealing property between the transmission main shaft and the water pump shell is improved;
2. the utility model discloses the outer rubber seal ring of china and abroad and interior rubber seal ring all contradict through elasticity spring in real time and stabilize sealedly, and all fix on outer rubber seal ring and the interior rubber seal ring and be equipped with multiunit rubber seal ring strip, the good real-time leakproofness of having guaranteed the transmission main shaft when rotating can not be along with the phenomenon that the long production leakproofness of operating time descends, guaranteed that the water pump can normally work.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a sectional view of the structure of the present invention;
fig. 3 is an enlarged schematic view of a structure shown in fig. 2 according to the present invention.
In the figure: the water pump comprises a transmission main shaft 1, a water pump shell 2, an outer rubber sealing ring 3, an inner rubber sealing ring 4, a magnetic fixing plate 5, a support ring 6, an elastic spring 7, a through hole 8, a steel sealing ring 9, a rigid sealing ring 10, a sealing groove 11 and a rubber sealing ring strip 12.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution: a transmission main shaft sealing device for a water pump comprises a transmission main shaft 1, a water pump shell 2 and a rigid sealing ring 10, wherein the transmission main shaft 1 transversely penetrates through the left side surface and the right side surface of the water pump shell 2, the transmission main shaft 1 penetrates through the position on the water pump shell 2 and is provided with a through hole 8, the through hole 8 is of a circular groove structure and simultaneously penetrates through the left side surface and the right side surface of the water pump shell 2, the rigid sealing ring 10 is fixedly sleeved at the outer ring of the transmission main shaft 1 penetrating through the water pump shell 2, two rings of sealing grooves 11 are formed in the outer ring of the rigid sealing ring 10, a steel sealing ring 9 is arranged in each sealing groove 11, the steel sealing ring 9 is of a circular ring structure, the steel sealing ring 9 is movably attached to the inner;
the left side surface and the right side surface of the rigid sealing ring 10 are respectively fixedly adsorbed with a magnetic fixing plate 5, the magnetic fixing plate 5 is in a circular structure, and the magnetic fixing plate 5 is cut from a magnetic plate-shaped material, so that the manufacturing is simple and convenient, and the cost is lower;
an inner rubber sealing ring 4 is fixedly arranged at the inner ring of a magnetic fixing plate 5, the inner rubber sealing ring 4 is movably sleeved at the outer ring of a transmission main shaft 1, an outer rubber sealing ring 3 is fixedly arranged at the outer ring of the magnetic fixing plate 5, a plurality of groups of rubber sealing ring strips 12 distributed equidistantly are fixedly arranged on the surface, attached to the outer ring of the transmission main shaft 1, of the inner rubber sealing ring 4, a plurality of groups of rubber sealing ring strips 12 distributed equidistantly are also fixedly arranged on the surface, attached to the inner wall of a water pump shell 2, of the outer rubber sealing ring 3, the rubber sealing ring strips 12 are of a circular ring structure with a semicircular cross section, the rubber sealing ring strips 12 provide corresponding offset for deformation of the outer rubber sealing ring 3 and the inner rubber sealing ring 4, and the sealing performance is enhanced while;
the outer rubber sealing ring 3 is movably jointed on the inner wall of the water pump shell 2, a supporting ring 6 is fixedly arranged at the middle position of one face, far away from the rigid sealing ring 10, of the magnetic fixing plate 5, the elastic spring 7 at the inner ring of the supporting ring 6 is movably jointed with the surface of the inner rubber sealing ring 4, far away from the end of the supporting ring 6, the elastic spring 7 at the outer ring of the supporting ring 6 is movably jointed with the surface of the outer rubber sealing ring 3, and the inner ring and the outer ring of the supporting ring 6 are fixedly welded with the elastic springs 7 which are distributed in a circular array.
The working principle is as follows: firstly, rigid seal ring 10 fixed cover is established on transmission main shaft 1, then install magnetic fixing plate 5 on rigid seal ring 10 both sides, magnetic fixing plate 5 passes through magnetic action and adsorbs to be fixed on rigid seal ring 10, afterwards, it can to pass hole 8 on water pump casing 2 with rigid seal ring 10 even belt drive main shaft 1, when transmission main shaft 1 rotates, the laminating of hole 8 inner walls on rigid seal ring 9 of rigid seal ring 10 outer lane and the water pump casing 2 realizes preliminary sealing through, outer rubber seal ring 3 and interior rubber seal ring 4 are contradicted in real time to the elasticity spring 7 on support ring 6 both sides, the realization is sealed the position of passing hole 8 on rigid seal ring 10 both sides contact transmission main shaft 1 and the contact water pump casing 2, and can not influence transmission main shaft 1 and rotate, good sealed effect has been reached.
In the utility model, the middle transmission main shaft 1 and the water pump shell 2 are primarily sealed by the rigid sealing ring 10, and then are further sealed by the inner rubber sealing ring 4 and the outer rubber sealing ring 3 of the inner and outer rings at two sides of the rigid sealing ring 10, so that the sealing performance between the transmission main shaft 1 and the water pump shell 2 is improved;
the utility model discloses the outer rubber seal ring 3 of china and abroad and interior rubber seal ring 4 all contradict in real time through elastic spring 7 and stabilize sealedly, and all fix on outer rubber seal ring 3 and the interior rubber seal ring 4 and be equipped with multiunit rubber seal ring 12, the good real-time leakproofness of having guaranteed transmission main shaft 1 when rotating can not produce the phenomenon that the leakproofness descends along with operating time is long, has guaranteed that the water pump can normally work.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a water pump is with transmission main shaft sealing device, includes transmission main shaft (1), water pump casing (2) and rigid seal ring (10), its characterized in that: the transmission main shaft (1) transversely penetrates through the left side surface and the right side surface of the water pump shell (2) and is provided with a rigid sealing ring (10), the outer ring of the rigid sealing ring (10) is provided with two rings of sealing grooves (11), a steel sealing ring (9) is arranged in each sealing groove (11), the left side surface and the right side surface of the rigid sealing ring (10) are fixedly adsorbed and fixed with a magnetic fixing plate (5), the inner ring of the magnetic fixing plate (5) is fixedly provided with an inner rubber sealing ring (4), the inner rubber sealing ring (4) is movably sleeved at the outer ring of the transmission main shaft (1), the outer ring of the magnetic fixing plate (5) is fixedly provided with an outer rubber sealing ring (3), the outer rubber sealing ring (3) is movably attached to the inner wall of the water pump shell (2), the middle position of one surface of the magnetic fixing plate (5) far away from the rigid sealing ring (10) is fixedly provided with a, and a plurality of groups of elastic springs (7) distributed in a circular array shape are fixedly welded on the inner ring and the outer ring of the support ring (6).
2. The transmission main shaft sealing device for the water pump according to claim 1, characterized in that: the steel sealing ring (9) is of a circular ring-shaped structure, and the steel sealing ring (9) is movably attached to the inner wall of the water pump shell (2).
3. The transmission main shaft sealing device for the water pump according to claim 1, characterized in that: interior rubber seal ring (4) laminating is fixed on the face of transmission main shaft (1) outer lane department and is equipped with multiunit rubber seal ring strip (12) that are equidistance and distribute, outer rubber seal ring (3) laminating also is fixed rubber seal ring strip (12) that are equipped with multiunit equidistance and distribute on water pump casing (2) inner wall, rubber seal ring strip (12) are that the cross section is semicircular ring form structure.
4. The transmission main shaft sealing device for the water pump according to claim 1, characterized in that: the magnetic fixing plate (5) is of a circular ring-shaped structure, and the magnetic fixing plate (5) is cut from a magnetic plate-shaped material.
5. The transmission main shaft sealing device for the water pump according to claim 1, characterized in that: one end, far away from the support ring (6), of the elastic spring (7) at the inner ring of the support ring (6) is movably attached to the surface of the inner rubber sealing ring (4), and one end, far away from the support ring (6), of the elastic spring (7) at the outer ring of the support ring (6) is movably attached to the surface of the outer rubber sealing ring (3).
6. The transmission main shaft sealing device for the water pump according to claim 1, characterized in that: the position that transmission main shaft (1) passed on water pump housing (2) is equipped with and passes hole (8), pass hole (8) and be the left and right sides face setting that the circular slot column structure runs through water pump housing (2) simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920417269.8U CN209943187U (en) | 2019-03-29 | 2019-03-29 | Transmission main shaft sealing device for water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920417269.8U CN209943187U (en) | 2019-03-29 | 2019-03-29 | Transmission main shaft sealing device for water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209943187U true CN209943187U (en) | 2020-01-14 |
Family
ID=69125846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920417269.8U Expired - Fee Related CN209943187U (en) | 2019-03-29 | 2019-03-29 | Transmission main shaft sealing device for water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209943187U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111249001A (en) * | 2020-02-14 | 2020-06-09 | 倪翔 | Carbon dioxide laser for cutting skin fibroid lesion tissue |
| CN115788918A (en) * | 2023-02-03 | 2023-03-14 | 福建佳润电机工业有限公司 | Water suction pump with noise reduction protection device |
-
2019
- 2019-03-29 CN CN201920417269.8U patent/CN209943187U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111249001A (en) * | 2020-02-14 | 2020-06-09 | 倪翔 | Carbon dioxide laser for cutting skin fibroid lesion tissue |
| CN115788918A (en) * | 2023-02-03 | 2023-03-14 | 福建佳润电机工业有限公司 | Water suction pump with noise reduction protection device |
| CN115788918B (en) * | 2023-02-03 | 2023-04-18 | 福建佳润电机工业有限公司 | Water suction pump with noise reduction protection device |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200114 |
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| CF01 | Termination of patent right due to non-payment of annual fee |