CN107246409B - Water pump - Google Patents
Water pump Download PDFInfo
- Publication number
- CN107246409B CN107246409B CN201710684608.4A CN201710684608A CN107246409B CN 107246409 B CN107246409 B CN 107246409B CN 201710684608 A CN201710684608 A CN 201710684608A CN 107246409 B CN107246409 B CN 107246409B
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- CN
- China
- Prior art keywords
- pump shell
- cover
- pump
- water
- bearing
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- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/007—Details, component parts, or accessories especially adapted for liquid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/02—Selection of particular materials
- F04D29/026—Selection of particular materials especially adapted for liquid pumps
Abstract
The invention provides a water pump which can improve the connection strength of a pump shell and a front cover and is not easy to lock with an impeller, and the water pump comprises a front cover and a pump body, wherein the pump body comprises a front pump shell for water inflow and a rear pump shell for water outflow, the front pump shell and the rear pump shell are made of plastics and are integrally connected; the front cover comprises a reinforcing cover and a bearing cover, the rear pump shell, the reinforcing cover and the bearing cover are sequentially connected, the reinforcing cover is made of aluminum, and the bearing cover is made of plastic. The invention has the beneficial effects that: the front pump shell and the rear pump shell are both plastic, the front pump shell and the rear pump shell are integrally connected, a reinforcing cover is arranged between the bearing cover and the rear pump shell, the reinforcing cover is made of aluminum, the bearing cover is made of plastic, locking of the impeller and the pump shell is prevented, the structure is stable, and deformation of the pump shell is avoided.
Description
Technical Field
The invention relates to a water pump.
Background
A water pump is a machine that delivers or pressurizes a liquid. It transmits mechanical energy or other external energy of prime mover to liquid to increase energy of liquid, and is mainly used for conveying liquid including water, oil, acid-alkali liquor, emulsion, suspension emulsion and liquid metal, etc. and can also be used for conveying liquid, gas mixture and liquid containing suspended solid matter. Technical parameters of the water pump performance include flow, suction lift, shaft power, water power, efficiency and the like; according to different working principles, the water pump can be divided into a volumetric water pump, a vane pump and the like.
The pump body structure of the water pump mainly comprises an impeller and a pump shell, and the existing pump shell is a metal part which is usually formed integrally, is easy to rust, and is easy to lock with the impeller.
The water pump front cover is a part of the installation of the water pump body, the existing front cover is usually an integrally formed metal piece, is easy to rust and has low connection strength with the pump body.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: the water pump can improve the connection strength of the pump shell and the front cover, and is not easy to lock with the impeller.
In order to solve the technical problems, the invention adopts the following technical scheme: the water pump comprises a front cover and a pump body, wherein the pump body comprises a front pump shell for water inflow and a rear pump shell for water outflow, the front pump shell and the rear pump shell are made of plastics and are integrally connected;
the front cover comprises a reinforcing cover and a bearing cover, the rear pump shell, the reinforcing cover and the bearing cover are sequentially connected, the reinforcing cover is made of aluminum, and the bearing cover is made of plastic.
Further, the bearing cover is provided with a mounting groove towards the end face of the reinforcing cover, the periphery of the mounting groove is provided with a screw hole, the reinforcing cover is embedded in the mounting groove, the side face of the reinforcing cover is provided with a side wing plate matched with the end face of the bearing cover, and the side wing plate is provided with a through hole corresponding to the screw hole.
Further, a bearing installation hole site is formed in the bearing cover, and a hole for a shaft to pass through is formed in the reinforcing cover corresponding to the bearing installation hole site.
Further, a metal insert is arranged at the water inlet of the front pump shell.
Further, a metal insert is arranged at the water outlet of the rear pump shell.
Further, a metal insert is provided between the rear pump housing and the reinforcement cover.
Further, the metal insert is made of stainless steel or copper.
Further, a sealing ring is arranged between the water outlet of the front pump shell and the water inlet of the rear pump shell.
Further, the novel water pump further comprises an impeller, wherein the impeller is arranged in the rear pump shell, and the water inlet of the front pump shell is perpendicular to the water outlet of the rear pump shell.
The invention has the beneficial effects that: the front pump shell and the rear pump shell are both plastic, the front pump shell and the rear pump shell are integrally connected, a reinforcing cover is arranged between the bearing cover and the rear pump shell, the reinforcing cover is made of aluminum, the bearing cover is made of plastic, locking of the impeller and the pump shell is prevented, the structure is stable, and deformation of the pump shell is avoided.
Drawings
Fig. 1 is a schematic structural diagram of a water pump according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a water pump according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a water pump according to an embodiment of the present invention.
Description of the reference numerals:
1-a metal insert; 2-front pump housing; 3-a sealing ring; 4-rear pump housing; 5-metal inserts;
6-metal inserts; 7-metal inserts; 8-reinforcing the cover; 9-bearing cap.
Detailed Description
In order to describe the technical contents, the achieved objects and effects of the present invention in detail, the following description will be made with reference to the embodiments in conjunction with the accompanying drawings.
The most critical concept of the invention is as follows: the front pump shell and the rear pump shell are both plastic, the front pump shell and the rear pump shell are integrally connected, a reinforcing cover is arranged between the bearing cover and the rear pump shell, the reinforcing cover is made of aluminum, the bearing cover is made of plastic, locking of the impeller and the pump shell is prevented, the structure is stable, and deformation of the pump shell is avoided.
Referring to fig. 1 to 3, a water pump includes a front cover and a pump body, wherein the pump body includes a front pump casing 2 for water inlet and a rear pump casing 4 for water outlet, the front and rear pump casings are made of plastic and are integrally connected;
the front cover comprises a reinforcing cover 8 and a bearing cover 9, the rear pump shell, the reinforcing cover and the bearing cover are sequentially connected, the reinforcing cover is made of aluminum, and the bearing cover is made of plastic.
From the above description, the beneficial effects of the invention are as follows: the front pump shell and the rear pump shell are subjected to sonic welding, so that rust is prevented, the environment is protected, the cost is lower, the plastic molding production efficiency is higher, the subsequent processing is not needed, and the pump body and the impeller cannot be locked.
Further, the bearing cover is provided with a mounting groove towards the end face of the reinforcing cover, the periphery of the mounting groove is provided with a screw hole, the reinforcing cover is embedded in the mounting groove, the side face of the reinforcing cover is provided with a side wing plate matched with the end face of the bearing cover, and the side wing plate is provided with a through hole corresponding to the screw hole.
During installation, the reinforcing cover 8 and the bearing cover 9 are assembled with the pump body of the water pump, and bolts sequentially penetrate through holes in the pump body, through holes in the side wing plates and screw holes in the end face of the bearing cover 9 to fix the reinforcing cover 8 and the bearing cover 9 together, so that the reinforcing cover 8 and the bearing cover 9 are fixedly connected together.
As can be seen from the above description, the reinforcing cover is embedded in the bearing cover, the reinforcing cover is made of aluminum, the bearing cover is made of plastic, the through holes in the reinforcing cover are correspondingly arranged with the screw holes of the bearing cover, and the reinforcing cover is connected with the pump body, so that the connection strength can be greatly improved, and the deformation of the pump shell and the bearing cover can be prevented; meanwhile, the production efficiency of plastic molding and aluminum die casting molding is higher, subsequent processing is not needed, and the production cost is reduced; avoiding rust.
Further, a bearing installation hole site is formed in the bearing cover, and a hole for a shaft to pass through is formed in the reinforcing cover corresponding to the bearing installation hole site.
Furthermore, the water inlet of the front pump shell is provided with the metal insert 1, and the metal insert 1 can be integrally connected with the front pump shell in a mold injection mode or can be connected with the front pump shell in a threaded connection mode.
Furthermore, the water outlet of the rear pump shell is provided with a metal insert 5, and the metal insert 5 can be integrally connected with the rear pump shell in a mold injection molding mode or can be connected with the rear pump shell in a threaded connection mode.
Further, metal inserts 6 and 7 are provided between the rear pump casing and the reinforcing cover.
Further, the metal insert is made of stainless steel or copper.
As can be seen from the above description, the water inlet of the front pump casing and the water outlet of the rear pump casing are provided with the metal inserts which are not easy to rust, so that the metal inserts can be conveniently connected with the water inlet pipe and the water outlet pipe, the connection strength is improved, the plastic parts are prevented from deforming or wearing, the maintenance and the replacement are convenient, and the service life is prolonged;
the metal inserts 6 and 7 are respectively fixed on the matching surfaces of the rear pump shell 4 and the reinforcing cover 8, and are made of stainless steel or copper sheets, so that the rear pump shell 4 and the reinforcing cover 8 can be prevented from being worn by direct contact, rust is avoided, and the environment is protected.
Furthermore, a sealing ring 3 is arranged between the water outlet of the front pump shell and the water inlet of the rear pump shell, so that water leakage can be prevented, and the sealing ring and the front pump shell or the rear pump shell are welded into a whole or connected in other assembly modes.
Further, the novel water pump further comprises an impeller, the impeller is arranged in the rear pump shell, the water inlet of the front pump shell is perpendicular to the water outlet of the rear pump shell, and stainless steel or copper sheets are embedded in the inner flow path surface of the rear pump shell (the die is integrally injection-molded).
Referring to fig. 1 to 3, an embodiment of the present invention is as follows: the water pump comprises a front cover and a pump body, wherein the pump body comprises a front pump shell 2 for water inflow and a rear pump shell 4 for water outflow, the front pump shell and the rear pump shell are made of plastics, and the front pump shell and the rear pump shell are integrally connected; the front cover comprises a reinforcing cover 8 and a bearing cover 9, the rear pump shell, the reinforcing cover and the bearing cover are sequentially connected, the reinforcing cover is made of aluminum, and the bearing cover is made of plastic. The bearing cover is equipped with the mounting groove on the terminal surface towards strengthening the lid, and the periphery of mounting groove is provided with the screw, strengthen the lid and inlay and locate in the mounting groove, strengthen the side of lid be equipped with the flank board of the terminal surface looks adaptation of bearing cover, correspond on the flank board the screw is provided with the through-hole. The bearing cover is provided with a bearing installation hole site, and the reinforcing cover is provided with a hole for a shaft to pass through corresponding to the bearing installation hole site. The water inlet of the front pump shell and the water outlet of the rear pump shell are both provided with metal inserts. A metal insert is also provided between the rear pump housing and the reinforcement cover. The metal insert is made of stainless steel or copper. A sealing ring 3 is arranged between the water outlet of the front pump shell and the water inlet of the rear pump shell. The novel water pump further comprises an impeller, wherein the impeller is arranged in the rear pump shell, and the water inlet of the front pump shell is perpendicular to the water outlet of the rear pump shell.
In summary, the water pump provided by the invention has the beneficial effects that: the front pump shell and the rear pump shell are both made of plastic, the front pump shell and the rear pump shell are integrally connected, a reinforcing cover is arranged between the bearing cover and the rear pump shell, the reinforcing cover is made of aluminum, the bearing cover is made of plastic, locking of the impeller and the pump shell is prevented, the structure is stable, and deformation of the pump shell is avoided; the water inlet of the front pump shell and the water outlet of the rear pump shell are provided with the metal inserts which are not easy to rust, so that the metal inserts can be conveniently connected with the water inlet pipe and the water outlet pipe, the connection strength is improved, the plastic parts are prevented from deforming or wearing, the maintenance and the replacement are convenient, and the service life is prolonged; the metal inserts are respectively fixed on the matching surfaces of the rear pump shell and the reinforcing cover, and the metal inserts are made of stainless steel or copper sheets, so that the rear pump shell and the reinforcing cover can be prevented from being worn by direct contact, rust can be avoided, and the environment is protected.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent changes made by the specification and drawings of the present invention, or direct or indirect application in the relevant art, are included in the scope of the present invention.
Claims (4)
1. The utility model provides a water pump, includes protecgulum and the pump body, its characterized in that: the pump body comprises a front pump shell for water inflow and a rear pump shell for water outflow, wherein the front pump shell and the rear pump shell are made of plastics and are integrally connected, and sonic welding is adopted between the front pump shell and the rear pump shell;
the front cover comprises a reinforcing cover and a bearing cover, the rear pump shell, the reinforcing cover and the bearing cover are sequentially connected, the reinforcing cover is made of aluminum, and the bearing cover is made of plastic;
a metal insert is arranged at the water inlet of the front pump shell;
a water outlet of the rear pump shell is provided with a metal insert;
a metal insert is arranged between the rear pump shell and the reinforcing cover;
the metal insert is made of stainless steel or copper;
the bearing cover is provided with a mounting groove on the end face facing the reinforcing cover, the periphery of the mounting groove is provided with a screw hole, the reinforcing cover is embedded in the mounting groove, the side face of the reinforcing cover is provided with a side wing plate matched with the end face of the bearing cover, and the side wing plate is provided with a through hole corresponding to the screw hole; the reinforcing cover, the bearing cover and the pump body of the water pump are assembled, and bolts sequentially penetrate through holes in the pump body, through holes in the side wing plates and screw holes in the end face of the bearing cover to fix the reinforcing cover, the bearing cover and the pump body together.
2. The water pump of claim 1, wherein: the bearing cover is provided with a bearing installation hole site, and the reinforcing cover is provided with a hole for a shaft to pass through corresponding to the bearing installation hole site.
3. The water pump of claim 1, wherein: a sealing ring is arranged between the water outlet of the front pump shell and the water inlet of the rear pump shell.
4. The water pump of claim 1, wherein: the novel water pump further comprises an impeller, wherein the impeller is arranged in the rear pump shell, and the water inlet of the front pump shell is perpendicular to the water outlet of the rear pump shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710684608.4A CN107246409B (en) | 2017-08-11 | 2017-08-11 | Water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710684608.4A CN107246409B (en) | 2017-08-11 | 2017-08-11 | Water pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107246409A CN107246409A (en) | 2017-10-13 |
| CN107246409B true CN107246409B (en) | 2023-04-28 |
Family
ID=60013116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710684608.4A Active CN107246409B (en) | 2017-08-11 | 2017-08-11 | Water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107246409B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108953227A (en) * | 2018-07-03 | 2018-12-07 | 浙江融乐环境科技有限公司 | A kind of water inlet pedestal of large pump |
| KR102334609B1 (en) * | 2019-01-25 | 2021-12-06 | 이상선 | Casing for preventing distortion and pump including the same |
| CN111356842A (en) * | 2019-01-25 | 2020-06-30 | 李相璇 | Can prevent shell of distortion and include its pump |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4827589A (en) * | 1986-09-23 | 1989-05-09 | Klifa Fahrzeugteile Gmbh & Co. | Method for the manufacture of a pump rotor for a coolant pump in a motor vehicle |
| CN1538074A (en) * | 2003-08-05 | 2004-10-20 | 张明诗 | Energy-saving high-efficiency centrifugal pump with strong corrosion resistant |
| CN1648459A (en) * | 2004-01-19 | 2005-08-03 | 蔡国华 | Plastic magnetic force pump |
| CN201963561U (en) * | 2011-01-06 | 2011-09-07 | 飞鹿电器(福建)有限公司 | Novel water pump |
| CN203670258U (en) * | 2013-12-25 | 2014-06-25 | 日益电机股份有限公司 | Front bracket of magnetic pump |
| CN204061122U (en) * | 2014-09-19 | 2014-12-31 | 北京好运通泵阀有限公司 | A kind of diaphragm metering pump |
| CN204755409U (en) * | 2015-06-08 | 2015-11-11 | 大连鹏华泵业制造有限公司 | Improved generation plastic pump |
| CN205260335U (en) * | 2015-11-24 | 2016-05-25 | 瑞莱斯泳池科技（中山）有限公司 | Novel massage water pump |
| CN207080412U (en) * | 2017-08-11 | 2018-03-09 | 安特洛(福安市)电机有限公司 | A kind of water pump |
-
2017
- 2017-08-11 CN CN201710684608.4A patent/CN107246409B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4827589A (en) * | 1986-09-23 | 1989-05-09 | Klifa Fahrzeugteile Gmbh & Co. | Method for the manufacture of a pump rotor for a coolant pump in a motor vehicle |
| CN1538074A (en) * | 2003-08-05 | 2004-10-20 | 张明诗 | Energy-saving high-efficiency centrifugal pump with strong corrosion resistant |
| CN1648459A (en) * | 2004-01-19 | 2005-08-03 | 蔡国华 | Plastic magnetic force pump |
| CN201963561U (en) * | 2011-01-06 | 2011-09-07 | 飞鹿电器(福建)有限公司 | Novel water pump |
| CN203670258U (en) * | 2013-12-25 | 2014-06-25 | 日益电机股份有限公司 | Front bracket of magnetic pump |
| CN204061122U (en) * | 2014-09-19 | 2014-12-31 | 北京好运通泵阀有限公司 | A kind of diaphragm metering pump |
| CN204755409U (en) * | 2015-06-08 | 2015-11-11 | 大连鹏华泵业制造有限公司 | Improved generation plastic pump |
| CN205260335U (en) * | 2015-11-24 | 2016-05-25 | 瑞莱斯泳池科技（中山）有限公司 | Novel massage water pump |
| CN207080412U (en) * | 2017-08-11 | 2018-03-09 | 安特洛(福安市)电机有限公司 | A kind of water pump |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107246409A (en) | 2017-10-13 |
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