CN220015561U - Impeller shaft sleeve with good wear resistance - Google Patents
Impeller shaft sleeve with good wear resistance Download PDFInfo
- Publication number
- CN220015561U CN220015561U CN202320512219.4U CN202320512219U CN220015561U CN 220015561 U CN220015561 U CN 220015561U CN 202320512219 U CN202320512219 U CN 202320512219U CN 220015561 U CN220015561 U CN 220015561U
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- China
- Prior art keywords
- shaft sleeve
- impeller
- sleeve
- wear resistance
- good wear
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- 239000010687 lubricating oil Substances 0.000 claims abstract description 16
- 239000003921 oil Substances 0.000 claims description 7
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000000110 cooling liquid Substances 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 22
- 230000001050 lubricating effect Effects 0.000 description 4
- 239000000498 cooling water Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model belongs to the technical field of impeller shaft sleeves, in particular to an impeller shaft sleeve with good wear resistance, which comprises an outer shaft sleeve and a propping mechanism, wherein the propping mechanism is arranged on the outer shaft sleeve and is used for increasing friction force between an impeller and the outer shaft sleeve, flat grooves are formed in the surface of the outer shaft sleeve, and first open grooves are formed in the left surface and the right surface of the outer shaft sleeve. The utility model has reasonable structural design, and the arc-shaped abutting plate is tightly abutted with the inner surface of the impeller, so that the friction force between the impeller and the outer sleeve can be increased, the impeller is prevented from slipping in the rotating process, the cooling liquid enters the inner sleeve through the first opening groove and the second opening groove, the rotating shaft can be rapidly cooled, lubricating oil can be injected into the inner sleeve through the lubricating oil pipe, the rotating shaft can be lubricated, and the service lives of the sleeve and the rotating shaft can be greatly prolonged.
Description
Technical Field
The utility model relates to the technical field of impeller shaft sleeves, in particular to an impeller shaft sleeve with good wear resistance.
Background
A large water circulation system is formed by connecting a plurality of water channels for cooling water circulation in a cylinder body of an automobile engine with a radiator (commonly called a water tank) arranged at the front part of the automobile through a water pipe, a water pump is arranged at an upper water outlet of the engine, and is driven by a fan belt to pump hot water in the water channel of the cylinder body of the engine and pump cold water. A thermostat is arranged beside the water pump, when the automobile is just started (cold automobile), the thermostat is not opened, so that cooling water does not pass through the water tank, and the thermostat is opened only when the temperature of the engine reaches more than 95 ℃ in an engine circulation (commonly called small circulation), hot water in the engine is pumped into the water tank, and cold air in the front of the automobile blows through the water tank to take away heat.
The impeller of the water pump is made of cast iron. The blades on the water pump impeller play a main role, and the shape and the size of the water pump impeller are closely related to the performance of the water pump. The water pump impeller can be generally divided into a single-suction type impeller and a double-suction type impeller, wherein the single-suction type impeller is a single-side water suction type impeller, and the small-flow water pump impeller is of a plurality of types. The double suction type impeller is characterized in that the double suction type impeller is used for absorbing water at two sides, and the large-flow water pump impeller is all the double suction type impeller.
Most of the existing impeller shaft sleeves of the water pump are not provided with a certain cooling and lubricating mechanism, so that the friction heating causes serious loss in the long-time rotation process of the shaft sleeve, and the connection stability between the shaft sleeve and the rotating shaft and between the shaft sleeve and the impeller is reduced, and therefore the impeller shaft sleeve with good wear resistance is provided for solving the problem.
Disclosure of Invention
The utility model aims to solve the problems in the background art, and provides an impeller shaft sleeve with good wear resistance.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
an impeller shaft sleeve with good wear resistance, comprising:
the outer shaft sleeve and the propping mechanism are arranged on the outer shaft sleeve, the propping mechanism is used for increasing friction force between the impeller and the outer shaft sleeve, flat grooves are formed in the surface of the outer shaft sleeve, first open grooves are formed in the left surface and the right surface of the outer shaft sleeve, and three second open grooves are formed in the inner surface of the outer shaft sleeve.
Preferably, the inner surface of the outer shaft sleeve is fixedly provided with an inner shaft sleeve, and the outer surface of the inner shaft sleeve is attached to the inner surface of the outer shaft sleeve.
Preferably, three deep holes which are uniformly arranged at intervals are formed in the right side of the outer sleeve, a lubricating oil pipe is fixedly arranged in the deep holes, a plurality of oil outlet pipes are fixedly arranged on the lubricating oil pipe, and the oil outlet pipes penetrate through the outer sleeve and the inner sleeve.
Preferably, grooves are formed in the front side and the rear side of the outer sleeve, and the two grooves are symmetrically arranged.
Preferably, a spring is fixedly arranged on the inner wall of the groove, and an arc-shaped abutting plate is fixedly arranged at the other end of the spring.
Preferably, two arc supports and tightly installs the gag lever post in the equal fixed mounting in one side that is close to each other of board, the gag lever post runs through outer axle sleeve to with outer axle sleeve sliding connection, outer axle sleeve material is plastics, interior axle sleeve material is rubber.
According to the impeller shaft sleeve with good wear resistance, when the impeller is connected with the outer shaft sleeve, the spring is extruded to drive the arc-shaped abutting plate to move towards one side of the outer surface of the outer shaft sleeve under the limit of the limit rod, when the protrusion on the inner surface of the impeller is clamped with the flat groove, the impeller can be mounted, the spring can enable the arc-shaped abutting plate to tightly abut against the inner surface of the impeller, so that friction force between the impeller and the outer shaft sleeve can be increased, and slipping of the impeller in the rotation process is avoided;
according to the impeller shaft sleeve with good wear resistance, when the impeller runs at a high speed, cooling liquid enters the shaft sleeve through the first open slot and the second open slot to rapidly cool the rotating shaft, and lubricating oil can be injected into the inner shaft sleeve through the lubricating oil pipe, so that the lubricating effect on the rotating shaft can be achieved, and the service lives of the shaft sleeve and the rotating shaft can be greatly prolonged;
the utility model has reasonable structural design, and the arc-shaped abutting plate is tightly abutted with the inner surface of the impeller, so that the friction force between the impeller and the outer sleeve can be increased, the impeller is prevented from slipping in the rotating process, the cooling liquid enters the inner sleeve through the first opening groove and the second opening groove, the rotating shaft can be rapidly cooled, lubricating oil can be injected into the inner sleeve through the lubricating oil pipe, the rotating shaft can be lubricated, and the service lives of the sleeve and the rotating shaft can be greatly prolonged.
Drawings
FIG. 1 is a schematic view of a left side three-dimensional structure of an impeller shaft sleeve with good wear resistance;
FIG. 2 is a schematic view of the right-side three-dimensional structure of the impeller shaft sleeve with good wear resistance;
FIG. 3 is an exploded view of an impeller sleeve with good wear resistance according to the present utility model;
in the figure: 1. an outer sleeve; 2. a tightening mechanism; 3. a flat groove; 4. a first open slot; 5. a second open slot; 6. an inner sleeve; 7. a lubrication pipe; 8. an oil outlet pipe; 9. a groove; 10. a spring; 11. an arc-shaped abutting plate; 12. and a limit rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-3, an impeller sleeve with good wear resistance, comprising:
the outer sleeve 1 and the propping mechanism 2 are arranged on the outer sleeve 1, the propping mechanism 2 is used for increasing friction force between the impeller and the outer sleeve 1, flat grooves 3 are formed in the surface of the outer sleeve 1, first open grooves 4 are formed in the left surface and the right surface of the outer sleeve 1, three second open grooves 5 are formed in the inner surface of the outer sleeve 1, friction force between the impeller and the outer sleeve 1 can be increased through the propping mechanism 2, and cooling liquid can be injected into the inner sleeve 6 through the first open grooves 4 and the second open grooves 5.
In the utility model, an inner shaft sleeve 6 is fixedly arranged on the inner surface of an outer shaft sleeve 1, and the outer surface of the inner shaft sleeve 6 is attached to the inner surface of the outer shaft sleeve 1.
In the utility model, three deep holes which are uniformly arranged at intervals are formed on the right side of the outer shaft sleeve 1, a lubricating oil pipe 7 is fixedly arranged in the deep holes, a plurality of oil outlet pipes 8 are fixedly arranged on the lubricating oil pipe 7, the oil outlet pipes 8 penetrate through the outer shaft sleeve 1 and the inner shaft sleeve 6, and lubricating oil can be injected into the inner shaft sleeve 6 through the lubricating oil pipe 7, so that a lubricating effect on a rotating shaft can be achieved.
In the utility model, grooves 9 are formed at the front side and the rear side of the outer shaft sleeve 1, and the two grooves 9 are symmetrically arranged.
In the utility model, the spring 10 is fixedly arranged on the inner wall of the groove 9, the arc-shaped abutting plate 11 is fixedly arranged at the other end of the spring 10, the spring 10 can be supported through the groove 9, and the arc-shaped abutting plate 11 can be supported through the spring 10.
In the utility model, the limiting rods 12 are fixedly arranged on one sides, close to each other, of the two arc-shaped abutting plates 11, the limiting rods 12 penetrate through the outer shaft sleeve 1 and are in sliding connection with the outer shaft sleeve 1, the outer shaft sleeve is made of plastic, the inner shaft sleeve 6 is made of rubber, and the limiting rods 12 can limit the arc-shaped abutting plates 11.
In the utility model, when the impeller is in use, the inner shaft sleeve 6 is fixedly connected with the rotating shaft, then the impeller is fixedly connected with the outer shaft sleeve 1, when the impeller is connected with the outer shaft sleeve 1, the spring 10 is extruded to drive the arc-shaped abutting plate 11 to move towards the outer surface side of the outer shaft sleeve 1 under the limit of the limit rod 12, when the protrusion of the inner surface of the impeller is clamped with the flat groove 3, the installation of the impeller can be completed, the spring 10 can enable the arc-shaped abutting plate 11 to tightly abut against the inner surface of the impeller, so that the friction force between the impeller and the outer shaft sleeve 1 can be increased, slipping of the impeller in the rotating process is avoided, when the impeller runs at a high speed, cooling liquid enters the inner shaft sleeve 6 through the first open groove 4 and the second open groove 5, the rotating shaft can be rapidly cooled, lubricating oil can be injected into the inner shaft sleeve 6 through the lubricating oil pipe 7, the lubricating effect can be achieved, and the service life of the shaft sleeve and the rotating shaft can be greatly prolonged.
The above description is merely an embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the present utility model, and it is intended to cover the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (6)
1. An impeller shaft sleeve with good wear resistance, which is characterized by comprising:
the novel centrifugal impeller comprises an outer sleeve (1) and a propping mechanism (2), wherein the propping mechanism (2) is arranged on the outer sleeve (1), the propping mechanism (2) is used for increasing friction force between an impeller and the outer sleeve (1), flat grooves (3) are formed in the surface of the outer sleeve (1), first open grooves (4) are formed in the left surface and the right surface of the outer sleeve (1), and three second open grooves (5) are formed in the inner surface of the outer sleeve (1).
2. The impeller shaft sleeve with good wear resistance according to claim 1, wherein the inner surface of the outer shaft sleeve (1) is fixedly provided with an inner shaft sleeve (6), and the outer surface of the inner shaft sleeve (6) is attached to the inner surface of the outer shaft sleeve (1).
3. The impeller shaft sleeve with good wear resistance according to claim 2, wherein three deep holes which are uniformly arranged at intervals are formed in the right side of the outer shaft sleeve (1), a lubricating oil pipe (7) is fixedly arranged in each deep hole, a plurality of oil outlet pipes (8) are fixedly arranged on each lubricating oil pipe (7), and each oil outlet pipe (8) penetrates through the outer shaft sleeve (1) and the inner shaft sleeve (6).
4. An impeller shaft sleeve with good wear resistance according to claim 3, wherein grooves (9) are formed on the front side and the rear side of the outer shaft sleeve (1), and the grooves (9) are symmetrically arranged.
5. The impeller shaft sleeve with good wear resistance according to claim 4, wherein a spring (10) is fixedly arranged on the inner wall of the groove (9), and an arc-shaped abutting plate (11) is fixedly arranged at the other end of the spring (10).
6. The impeller shaft sleeve with good wear resistance according to claim 5, wherein two arc-shaped abutting plates (11) are fixedly provided with limiting rods (12) on one sides, which are close to each other, of the two arc-shaped abutting plates, the limiting rods (12) penetrate through the outer shaft sleeve (1) and are in sliding connection with the outer shaft sleeve (1), the outer shaft sleeve is made of plastic, and the inner shaft sleeve (6) is made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320512219.4U CN220015561U (en) | 2023-03-16 | 2023-03-16 | Impeller shaft sleeve with good wear resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320512219.4U CN220015561U (en) | 2023-03-16 | 2023-03-16 | Impeller shaft sleeve with good wear resistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220015561U true CN220015561U (en) | 2023-11-14 |
Family
ID=88678194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320512219.4U Active CN220015561U (en) | 2023-03-16 | 2023-03-16 | Impeller shaft sleeve with good wear resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220015561U (en) |
-
2023
- 2023-03-16 CN CN202320512219.4U patent/CN220015561U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |