CN202597179U - Pump shaft and water pump provided with the pump shaft - Google Patents
Pump shaft and water pump provided with the pump shaft Download PDFInfo
- Publication number
- CN202597179U CN202597179U CN 201120564721 CN201120564721U CN202597179U CN 202597179 U CN202597179 U CN 202597179U CN 201120564721 CN201120564721 CN 201120564721 CN 201120564721 U CN201120564721 U CN 201120564721U CN 202597179 U CN202597179 U CN 202597179U
- Authority
- CN
- China
- Prior art keywords
- pump
- pump shaft
- shaft
- chamber
- cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 49
- 239000004033 plastic Substances 0.000 claims description 10
- 229920003023 plastic Polymers 0.000 claims description 10
- 239000000919 ceramic Substances 0.000 claims description 9
- 229910001220 stainless steel Inorganic materials 0.000 claims description 9
- 239000010935 stainless steel Substances 0.000 claims description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
- 238000013016 damping Methods 0.000 claims description 7
- 239000000741 silica gel Substances 0.000 claims description 7
- 229910002027 silica gel Inorganic materials 0.000 claims description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 229910002804 graphite Inorganic materials 0.000 claims description 6
- 239000010439 graphite Substances 0.000 claims description 6
- 229910052573 porcelain Inorganic materials 0.000 claims description 6
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a pump shaft which is characterized in that: the pump shaft is provided with an axial through hole, a place on the pump shaft and on a surface combining the pump shaft and a shaft sleeve is provided with a radial hole, the radial hole and the axial through hole are communicated, the axial through hole is a coaxial through hole. The utility model also discloses a water pump, including a water pump body, an impeller, a pump cover, a magnet rotor, the pump shaft and a stator coil. The pump cover is fixedly connected with the water pump body to constitute a pump chamber. The pump cover is provided with a water inlet and a water outlet. The impeller is arranged in the pump chamber. The water pump body is provided with a magnet rotor chamber and a stator coil chamber. The impeller, the pump shaft and the magnet rotor are assembled integrally. The stator coil is arranged in the stator coil chamber. The magnet rotor is arranged in the magnet rotor chamber. The pump shaft is provided with a pump shaft sleeve. The pump shaft enables the pump shaft sleeve to be less abraded, and helps to reduce pump noise and extend the service life of the pump shaft and the water pump.
Description
Technical field
The utility model relates to the pump technical field, is a kind of pump shaft and the technology that the water pump of this kind pump shaft is installed specifically.
Background technique
Pump generally comprises pump main body, impeller, pump cover, Magnmet rotor, fixed tray, pump shaft, and pump cover is fixedly connected with the pump main body and constitutes pump chamber, on pump cover, is provided with pump inlet and outlet; Impeller is installed in the pump chamber, on the pump main body, is provided with Magnmet rotor chamber and stator coil chamber, and impeller, pump shaft and Magnmet rotor one are installed; Stator coil is installed in the stator coil chamber; Magnmet rotor is installed in the Magnmet rotor chamber, the pump shaft cover is installed, like water pump on pump shaft.Existing this pump is owing to often be in dry condition between pump shaft and the pump shaft cover, and the pump shaft cover is easy to wearing and tearing, and then produces noise, reduction of service life.
Summary of the invention
The purpose of the utility model provides a kind of pump shaft and the water pump of this kind pump shaft is installed, and can reduce the wearing and tearing of pump shaft cover, reduces pump noise, prolongs the working life of pump shaft and water pump.
A kind of pump shaft is characterized in that: said pump shaft is provided with axial hole, on pump shaft and with the place of axle sleeve junction plane, has radial hole, and radial hole is communicated with axial hole.
Said axial hole is coaxial through hole.
A kind of water pump comprises water pump main body, impeller, pump cover, Magnmet rotor, aforementioned pump shaft and stator coil, and pump cover is fixedly connected with the water pump main body and constitutes pump chamber; On pump cover, be provided with water intake and water outlet, impeller is installed in the pump chamber, on the water pump main body, is provided with Magnmet rotor chamber and stator coil chamber; Impeller, pump shaft and Magnmet rotor one are installed; Stator coil is installed in the stator coil chamber, and Magnmet rotor is installed in the Magnmet rotor chamber, and the pump shaft cover is installed on pump shaft.
Water pump structure wherein: the entry end in said Magnmet rotor chamber is equipped with the fixed plastics piece; On the fixed plastics piece, be provided with the axle sleeve chamber; Be provided with the axle sleeve chamber in the bottom in Magnmet rotor chamber; In the axle sleeve chamber in the axle sleeve chamber of fixed plastics piece bottom the Magnmet rotor chamber damping silica gel and said pump shaft cover are installed all, damping silica gel is located at the outside of pump shaft cover; Perhaps said pump shaft stretches out the impeller end face, cavity and pump shaft are installed between cavity and the pump chamber and is provided with connecting pipeline being provided with pump shaft on the pump cover, is provided with pump shaft in the bottom in Magnmet rotor chamber cavity is installed, and said pump shaft cover is installed in Magnmet rotor.
Said pump shaft is a porcelain shaft, and said pump shaft cover is a Ceramic shaft sleeve; Perhaps said pump shaft is a porcelain shaft, and said pump shaft cover is Ceramic shaft sleeve or graphite bushing; Perhaps said pump shaft is a stainless steel shaft, and said pump shaft cover is stainless steel axle sleeve or Ceramic shaft sleeve; Perhaps said pump shaft is a stainless steel shaft, and said pump shaft cover is a graphite bushing.
The utility model compared with prior art has the following advantages.
The utility model is because pump shaft is provided with axial hole; On pump shaft and with the place of axle sleeve junction plane, have radial hole, radial hole is communicated with axial hole, and water can get into the junction plane lubricant pump axle sleeve of pump shaft and axle sleeve through axial bore and radial hole like this; Reduce the friction between pump shaft and the pump shaft cover; Improve abrasion resistance, reduce noise, increase the service life.
Description of drawings
Fig. 1 is the utility model pump shaft structural representation;
Fig. 2 is the utility model water pump embodiment one decomposition texture schematic representation;
Fig. 3 is the structural representation that dissects after Fig. 2 assembling;
Fig. 4 is the utility model water pump embodiment two decomposition texture schematic representation;
Fig. 5 is the structural representation that dissects after Fig. 4 assembling.
Embodiment
Below in conjunction with accompanying drawing the utility model pump shaft and water pump are described in further detail.
Like Fig. 1, the structure of the utility model is on pump shaft 5, to be provided with coaxial axial hole 51, and axial hole 51 is a through hole; Axial hole promptly is the through hole of axial direction, and on the pump shaft wall, being provided with the radial hole 52 that is communicated with axial hole 51 is the wall hole, and wherein pump shaft 5 is the cylinder bodily form; Wall is meant cylindrical cylinder wall, and the wall hole promptly is the hole of passing wall, and wall hole 52 can be provided with a plurality of; As two, more than three or three, concrete number according to circumstances is provided with.
Be depicted as the utility model water pump embodiment one like Fig. 2-3, the utility model water pump comprises water pump main body 1, impeller 2, pump cover 3, Magnmet rotor 4, pump shaft 5 and stator coil 6; Pump cover 3 is fixedly connected with water pump main body 1 and constitutes pump chamber; On pump cover 3, be provided with water intake and water outlet, impeller 2 is installed in the pump chamber, on water pump main body 1, is provided with Magnmet rotor chamber and stator coil chamber; Impeller 2, pump shaft 5 are installed with Magnmet rotor 4 one; Stator coil 6 is installed in the stator coil chamber, and Magnmet rotor 4 is installed in the Magnmet rotor chamber, and the pump shaft cover is installed on pump shaft 5.Entry end in the Magnmet rotor chamber is equipped with fixed plastics piece 7; On fixed plastics piece 7, be provided with the axle sleeve chamber; Be provided with the axle sleeve chamber in the bottom in Magnmet rotor chamber; Damping silica gel 8 and pump shaft cover 9 are installed in the axle sleeve chamber of fixed plastics piece, damping silica gel 81 and pump shaft cover 91 are installed in the axle sleeve chamber of bottom, Magnmet rotor chamber, damping silica gel is located at the outside of pump shaft cover.Wherein pump shaft 5 is porcelain shaft, and said pump shaft cover is a Ceramic shaft sleeve; Perhaps said pump shaft is a porcelain shaft, and said pump shaft cover is Ceramic shaft sleeve or graphite bushing; Perhaps said pump shaft is a stainless steel shaft, and said pump shaft cover is stainless steel axle sleeve or Ceramic shaft sleeve; Perhaps said pump shaft is a stainless steel shaft, and said pump shaft cover is a graphite bushing.Water pump fitting seat structure 12 also is installed on the water pump main body 1, seals through bottom 11 on the stator coil chamber.Above-mentioned Magnmet rotor chamber and stator coil chamber also can be shared cavitys, and corresponding structure makes corresponding changes to realize the function of water pump pump water.
Like Fig. 4-5 is the utility model water pump embodiment two: different with previous embodiment is that pump shaft 5 stretches out the impeller end face; Cavity 31 and pump shaft are installed between cavity 31 and the pump chamber and be provided with connecting pipeline 32 being provided with pump shaft on the pump cover 3; Be provided with pump shaft in the bottom in Magnmet rotor chamber cavity 13 is installed; Pump shaft cover 10 is installed in Magnmet rotor 4, has saved fixed plastics piece and other corresponding construction parts with embodiment one.
The utility model structure is not limited to the foregoing description, as long as on pump shaft, be provided with coaxial axial bore, the various pumps that on the pump shaft wall, are provided with the wall hole that is communicated with axial bore all belong to the claim scope that the utility model is protected of invading.
Claims (9)
1. pump shaft, it is characterized in that: said pump shaft is provided with axial hole, on pump shaft and with the place of axle sleeve junction plane, has radial hole, and radial hole is communicated with axial hole.
2. pump shaft according to claim 1 is characterized in that: said axial hole is coaxial through hole.
3. water pump; It is characterized in that: said water pump comprises water pump main body, impeller, pump cover, Magnmet rotor, claim 1 or 2 described pump shafts and a stator coil, and pump cover is fixedly connected with the water pump main body and constitutes pump chamber, on pump cover, is provided with water intake and water outlet; Impeller is installed in the pump chamber; On the water pump main body, be provided with Magnmet rotor chamber and stator coil chamber, impeller, said pump shaft and Magnmet rotor one are installed, and stator coil is installed in the stator coil chamber; Magnmet rotor is installed in the Magnmet rotor chamber, and the pump shaft cover is installed on said pump shaft.
4. water pump according to claim 3; It is characterized in that: the entry end in said Magnmet rotor chamber is equipped with the fixed plastics piece; On the fixed plastics piece, be provided with the axle sleeve chamber; Be provided with the axle sleeve chamber in the bottom in Magnmet rotor chamber, in the axle sleeve chamber in the axle sleeve chamber of fixed plastics piece bottom the Magnmet rotor chamber damping silica gel and said pump shaft cover be installed all, damping silica gel is located at the outside of pump shaft cover.
5. water pump according to claim 4; It is characterized in that: said pump shaft stretches out the impeller end face; Cavity and pump shaft are installed between cavity and the pump chamber and be provided with connecting pipeline being provided with pump shaft on the pump cover; Be provided with pump shaft in the bottom in Magnmet rotor chamber cavity is installed, said pump shaft cover is installed in Magnmet rotor.
6. according to claim 4 or 5 described water pumps, it is characterized in that: said pump shaft is a porcelain shaft, and said pump shaft cover is a Ceramic shaft sleeve.
7. according to claim 4 or 5 described water pumps, it is characterized in that: said pump shaft is a porcelain shaft, and said pump shaft cover is Ceramic shaft sleeve or graphite bushing.
8. according to claim 4 or 5 described water pumps, it is characterized in that: said pump shaft is a stainless steel shaft, and said pump shaft cover is stainless steel axle sleeve or Ceramic shaft sleeve.
9. according to claim 4 or 5 described water pumps, it is characterized in that: said pump shaft is a stainless steel shaft, and said pump shaft cover is a graphite bushing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120564721 CN202597179U (en) | 2011-12-29 | 2011-12-29 | Pump shaft and water pump provided with the pump shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120564721 CN202597179U (en) | 2011-12-29 | 2011-12-29 | Pump shaft and water pump provided with the pump shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202597179U true CN202597179U (en) | 2012-12-12 |
Family
ID=47314726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120564721 Expired - Fee Related CN202597179U (en) | 2011-12-29 | 2011-12-29 | Pump shaft and water pump provided with the pump shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202597179U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104033382A (en) * | 2013-03-04 | 2014-09-10 | 奥特朗电器（广州）有限公司 | Direct current metering pump |
| CN104329282A (en) * | 2014-10-30 | 2015-02-04 | 中国核动力研究设计院 | Electromagnetically-lifted fully-sealed pump and start-stop method thereof |
| CN110285069A (en) * | 2019-07-05 | 2019-09-27 | 黄宗洪 | Water flow internal circulation water pump |
-
2011
- 2011-12-29 CN CN 201120564721 patent/CN202597179U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104033382A (en) * | 2013-03-04 | 2014-09-10 | 奥特朗电器（广州）有限公司 | Direct current metering pump |
| CN104329282A (en) * | 2014-10-30 | 2015-02-04 | 中国核动力研究设计院 | Electromagnetically-lifted fully-sealed pump and start-stop method thereof |
| CN110285069A (en) * | 2019-07-05 | 2019-09-27 | 黄宗洪 | Water flow internal circulation water pump |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202597179U (en) | Pump shaft and water pump provided with the pump shaft | |
| CN106044493A (en) | Front-encoder type traction machine | |
| CN103912514A (en) | Water lubrication sliding bearing device for long shaft pump | |
| CN201896756U (en) | Dual-suction centrifugal pump | |
| CN202955024U (en) | Long-axis pump with reverse auxiliary impeller | |
| CN204164020U (en) | The axial force balance mechanism of boiler feed pump in a kind of waste incineration and generating electricity system | |
| CN201351640Y (en) | Multi-stage pump | |
| CN201771822U (en) | Through equal-spoke pulley water pump | |
| CN202520568U (en) | Inner magnetic auxiliary support type magnetic force driving pump | |
| CN204005174U (en) | A kind of biaxial plane oil pump assy | |
| CN205559356U (en) | Formula that operates steadily multistage centrifugal pump | |
| CN203978848U (en) | Long life brushless DC water pump | |
| CN202158020U (en) | Multi-stage pump combined balance device | |
| CN103174657A (en) | Submersible pump for active water lubrication type ship | |
| CN203500039U (en) | Rust-prevention peripheral pump | |
| CN202158019U (en) | Balance hole and small balance drum structure | |
| CN202520570U (en) | Magnetic drive pump with built-in permanent magnet bearing | |
| CN201531429U (en) | Vortex pump | |
| CN202231533U (en) | Sealing structure of excavator motor | |
| CN205478502U (en) | Underwater shaft sleeve of long cantilever shaft centrifugal water pump | |
| CN203685708U (en) | Centrifugal pump capable of adjusting gap between impeller and pump cover | |
| CN201661509U (en) | Forward impeller and reverse impeller combined device used for multi-stage self-balancing centrifugal pump | |
| CN202250897U (en) | Water pump | |
| CN216564752U (en) | Magnetic guide bearing for submersible motor | |
| CN202250911U (en) | Novel energy-saving water pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Tan Jiayou Document name: Notification to Pay the Fees |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121212 Termination date: 20131229 |