CN210599469U - Water-cooled amphibious multistage pipeline pump - Google Patents
Water-cooled amphibious multistage pipeline pump Download PDFInfo
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- CN210599469U CN210599469U CN201921694163.9U CN201921694163U CN210599469U CN 210599469 U CN210599469 U CN 210599469U CN 201921694163 U CN201921694163 U CN 201921694163U CN 210599469 U CN210599469 U CN 210599469U
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Abstract
The utility model discloses a water-cooled amphibious multistage pipeline pump, which comprises a motor, a pump body and an intermediate flange, wherein the intermediate flange comprises a body, an outer flange ring arranged on the outer peripheral surface of the body and an inner flange ring arranged in the body and facing to one side of the motor; the motor comprises a shell, a stator shell, a rotor and a rotating shaft, wherein the front end of the shell is sleeved and fixed at the other end of the outer flange ring, the rear end of the shell is fixedly provided with a water outlet flange, and a water outlet hole is formed in the water outlet flange; the front end of the stator shell is arranged on the inner flange ring, the rear end of the stator shell is fixedly provided with a stator cover, and a water-passing space is formed between the stator shell and the outer shell; the middle flange is evenly distributed with a plurality of water through holes on the circumference, the water through holes enable the pump body to be communicated with the water through space, the front end of the pump body is provided with a water inlet flange, the water inlet flange is provided with a water inlet hole, and the water inlet hole, the impeller chamber, the water through holes, the water through space and the water outlet hole form a pressurizing flow channel together. The utility model discloses can improve the cooling effect, reduce the drunkenness, increase of service life.
Description
Technical Field
The utility model relates to a water-cooled amphibious multistage tubing pump.
Background
The pipeline pump generally comprises a pump body and a motor, wherein the motor comprises a shell and a rotating shaft, a stator is arranged in the shell, a rotor is arranged on the rotating shaft, the rotating shaft is connected with the shell through a bearing, and in addition, the connecting end of the motor and the pump body is of a full-sealing structure, so that water in the pump body is prevented from entering the motor. The bearing in this kind of prior art's pipeline pump is when using for a long time, and lubricating oil is dry easily, leads to life to descend, and in addition, in the in-service use process, there is the drunkenness action in the motor shaft, and this has improved the running noise of pipeline pump, and in addition, the motor is the forced air cooling, and whole cooling effect is poor.
Disclosure of Invention
The utility model aims to solve the technical problem that a water-cooled amphibious multistage pipeline pump is provided, it can improve the cooling effect, reduces the drunkenness, increase of service life.
In order to solve the technical problem, the utility model relates to a water-cooled amphibious multistage tubing pump's technical solution does:
the utility model discloses a water-cooled amphibious multistage pipeline pump, which comprises a motor, a pump body, a footing and an intermediate flange connected between the motor and the pump body, wherein the intermediate flange comprises a body, an outer flange ring arranged on the outer peripheral surface of the body and an inner flange ring arranged in the body and facing one side of the motor; the pump body is fixedly sleeved at one end of the outer flange ring; the motor comprises a shell, a stator shell, a rotor and a rotating shaft, wherein the front end of the shell is sleeved and fixed at the other end of the outer flange ring, the rear end of the shell is fixedly provided with a water outlet flange, and a water outlet hole is formed in the water outlet flange; the front end of the stator shell is mounted on the inner flange ring, the rear end of the stator shell is fixedly provided with a stator cover, and a water passing space is formed between the stator shell and the outer shell; the rotor is of a waterproof structure, is fixedly sleeved on the rotating shaft and is correspondingly matched with the stator in the stator shell; the front end of the rotating shaft penetrates through the central hole A of the intermediate flange and extends into an impeller chamber of the pump body, an impeller is mounted on the rotating shaft, and the impeller is located in the impeller chamber; the rear end of the rotating shaft penetrates through a center hole B of the stator cover; a water closing space is formed in the stator shell; the rotating shaft is provided with a shaft sleeve A and a shaft sleeve B corresponding to the center hole A and the center hole B, the peripheral surface of the shaft sleeve A is embedded and fixed in the mounting groove of the middle flange, and the peripheral surface of the shaft sleeve B is embedded and fixed in the mounting hole of the stator cover; the inner hole of the shaft sleeve A and the inner hole of the shaft sleeve B are in clearance fit with the rotating shaft; a plurality of water through holes are uniformly distributed on the periphery of the middle flange, the water through holes enable the pump body to be communicated with the water through space, a water inlet flange is arranged at the front end of the pump body, a water inlet hole is formed in the water inlet flange, and the water inlet hole, the impeller chamber, the water through holes, the water through space and the water outlet hole form a pressurizing flow channel together; the distance from the bottom foot to the highest point of the shaft sleeve A and the shaft sleeve B is less than or equal to the distance from the bottom foot to the low point of the water inlet hole and the water outlet hole.
The lengths of the shaft sleeve A and the shaft sleeve B are both 1cm-5 cm.
And the inner holes of the shaft sleeve A and the shaft sleeve B are respectively provided with a water storage tank, and the water storage tanks face to the water closing space.
And the middle flange is provided with a cable hole which is communicated with the water closing space.
And the positions of the rear end face and the front end face of the rotating shaft, which are correspondingly matched with the shaft sleeve A and the shaft sleeve B, are respectively provided with a front limiting plate and a rear limiting plate.
A compensation sleeve is arranged in the mounting hole of the stator cover and positioned at the rear end of the shaft sleeve B, and one end, which is opposite to the shaft sleeve B, of the compensation sleeve abuts against the rear end of the shaft sleeve B; the compensation sleeve and the stator cover are in a relatively fixed state.
The utility model has the advantages that:
compared with the prior art, the water-cooled amphibious multistage pipeline pump of the utility model has the advantages that the pressurizing circulation penetrates through the water passing space formed by the stator shell and the shell, so that the heat energy generated by the rotor and the stator is cooled, the heat energy is absorbed by the cold water, the temperature of the cold water is raised, and the high-pressure hot water output from the water outlet hole can be utilized;
compared with the prior art, the utility model discloses a water-cooled amphibious multistage tubing pump, rotor and stator lid, through axle sleeve A between the intermediate flange, axle sleeve B connects, the bearing has been abandoned, avoid the bearing to intake and cause the circumstances of life-span decline to take place, and axle sleeve A, be clearance fit between axle sleeve B and the pivot, water in the closed water space is full of between axle sleeve A and pivot, between axle sleeve B and the pivot, lubricate the rotation of the relative axle sleeve A of pivot, axle sleeve B, also cool off the position between the two, thereby avoid the condition emergence of generating heat, wearing and tearing that the high-speed rotation of pivot leads to;
compared with the prior art, the water-cooled amphibious multistage pipeline pump has the advantages that the length of the shaft sleeve is designed to be 1cm-5cm, water can smoothly enter between the shaft sleeve A and the shaft sleeve B and between the shaft sleeve B and the rotating shaft while the rotating shaft is supported, and the cost is controlled within a reasonable range;
compared with the prior art, the water-cooled amphibious multistage pipeline pump has the advantages that the water storage tanks are designed in the inner holes of the shaft sleeve A and the shaft sleeve B, so that the lubrication degree between the shaft sleeve A and the rotating shaft can be increased;
compared with the prior art, the design of the front limit plate and the rear limit plate of the water-cooled amphibious multistage pipeline pump can greatly reduce the axial movement of the rotating shaft;
compared with the prior art, the utility model discloses a water-cooled amphibian multistage pipeline pump, there are certain tolerance and error in axle sleeve A and axle sleeve B in the course of working, between the preceding limiting plate that can lead to the pivot like this and axle sleeve A, there may be the drunkenness clearance between back limiting plate and the axle sleeve B, this leads to the pivot to take place slight drunkenness, so, the compensation cover supports the rear end at axle sleeve B, the limiting plate before fine elimination, back limiting plate and axle sleeve A, the clearance between the axle sleeve B, the drunkenness phenomenon and the drunkenness noise of elimination pivot.
Drawings
Fig. 1 is a perspective view of the water-cooled amphibious multistage pipeline pump of the present invention;
fig. 2 is a sectional view of the water-cooled amphibious multistage pipeline pump of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
fig. 4 is a three-dimensional sectional view of the water-cooled amphibious multistage pipeline pump of the present invention.
Detailed Description
The invention will be described in further detail with reference to the following drawings and detailed description:
referring to fig. 1 to 4, the present invention provides a water-cooled amphibious multistage pipeline pump, which comprises a motor 1, a pump body 2, a footing and an intermediate flange 3 connected between the motor 1 and the pump body 2, wherein the intermediate flange 3 comprises a body 4, an outer flange ring 5 arranged on the outer peripheral surface of the body 4 and an inner flange ring 6 arranged in the body 4 and facing one side of the motor 1; the pump body 2 is fixedly sleeved at one end of the outer flange ring 5; the motor 1 comprises a shell 7, a stator shell 8, a rotor 9 and a rotating shaft 10, wherein the front end of the shell 7 is sleeved and fixed at the other end of the outer flange ring 5, the rear end of the shell is fixedly provided with a water outlet flange 11, and the water outlet flange 11 is provided with a water outlet hole 12; the front end of the stator shell 8 is mounted on the inner flange ring 6, the rear end of the stator shell is fixedly provided with a stator cover 13, and a water passing space 14 is formed between the stator shell 8 and the outer shell 7; the rotor 9 is of a waterproof structure and is fixedly sleeved on the rotating shaft 10, and the rotor 9 is correspondingly matched with a stator 15 in the stator shell 8; the front end of the rotating shaft 10 passes through the central hole A of the intermediate flange 3 and extends into an impeller chamber 17 of the pump body 2, an impeller 18 is arranged on the rotating shaft 10, and the impeller 18 is positioned in the impeller chamber 17; the rear end of the rotating shaft 10 penetrates through a central hole B of the stator cover 13; a water closing space 20 is formed in the stator shell 8; the rotating shaft 10 is provided with a shaft sleeve A21 and a shaft sleeve B22 at positions corresponding to the central hole A and the central hole B, the peripheral surface of the shaft sleeve A21 is embedded and fixed in the mounting groove of the intermediate flange 3, and the peripheral surface of the shaft sleeve B22 is embedded and fixed in the mounting hole of the stator cover 13; the inner hole of the shaft sleeve A21 and the inner hole of the shaft sleeve B22 are in clearance fit with the rotating shaft 10; be the circumference equipartition on the intermediate flange 3 and have a plurality of limbers 25, limbers 25 makes pump body 2 and logical water space 14 link up, 2 front ends of the pump body are equipped with into water flange 26, are equipped with inlet opening 27 on the flange 26 of intaking, inlet opening 27, impeller chamber 17, limbers 25, logical water space 14 and apopore 12 have formed the pressure boost runner jointly.
The distance a from the foot 33 to the high point of the sleeve a21 and the sleeve B22 is less than or equal to the distance B from the foot 33 to the low point of the inlet opening 27 and the outlet opening 12. Therefore, no matter the pipeline pump is in a working or non-working state, the shaft sleeve A21 and the shaft sleeve B22 are both in a water environment, the rotating shaft 10 is kept in a water lubrication effect relative to the shaft sleeve A21 and the shaft sleeve B22 all the time, and the phenomenon that the rotating shaft 10, the shaft sleeve A21 and the shaft sleeve B22 are seriously abraded due to dry friction generated by the rotating shaft 10 relative to the shaft sleeve A21 and the shaft sleeve B22 is avoided.
The lengths of the shaft sleeve A21 and the shaft sleeve B22 are both 1cm-5 cm.
The inner holes of the shaft sleeve A21 and the shaft sleeve B22 are provided with a water storage tank 28, and the water storage tank 28 faces the water closing space 20.
The intermediate flange 3 is provided with a cable hole 29, and the cable hole 29 is communicated with the water closing space 20. Thus, the cable of the motor 1 extends through the cable hole 29 into the motor 1.
The rotating shaft 10 is provided with a front limiting plate 30 and a rear limiting plate 31 at positions corresponding to the rear end surface and the front end surface of the shaft sleeve A21 and the shaft sleeve B22 respectively.
A compensation sleeve 32 is arranged at the rear end of the shaft sleeve B in the mounting hole of the stator cover 13, and one end, opposite to the shaft sleeve B22, of the compensation sleeve 32 abuts against the rear end of the shaft sleeve B22; the compensation sleeve 32 and the stator cover 13 are in a relatively fixed state.
The following explanation is made on the working principle of the water-cooled amphibious multistage pipeline pump of the utility model:
the utility model discloses a water-cooled amphibian multistage pipeline pump, water get into the impeller chamber 17 of the pump body 2 from the inlet opening 27, through the pressure boost of impeller 18 to the limbers 25 that the form of booster water passed flange 3 get into water space 14, discharge from apopore 12 then. In the process, water covers and shuttles in the water flowing space 14 and is in direct contact with the surface of the stator shell 8 to cool heat generated by the operation of the stator 15 and the rotor 9.
In addition, the front limiting plate 30 and the rear limiting plate 31 of the rotating shaft 10 are respectively limited by the shaft sleeve A21 and the shaft sleeve B22, and cannot generate displacement along the axial direction, so that the play is avoided;
simultaneously, pivot 10 passes through axle sleeve A21, axle sleeve B22 connects in flange 3, stator cover 13 in the middle of, under the condition of contact water, also can guarantee the smooth and easy operation of pivot 10, has avoided the condition of the life-span decline that prior art's bearing leads to because soaking to take place, moreover, be clearance fit between pivot 10 and axle sleeve A21, the axle sleeve B22, in the water entering clearance, has lubricated, the cooling effect to the operation of pivot 10.
The water-cooled amphibious multistage pipeline pump provided by the embodiment of the present invention is described in detail above, and the principle and the implementation mode of the present invention are explained by applying a specific example, and the description of the above embodiment is only used to help understand the technical solution disclosed by the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.
Claims (6)
1. The utility model provides a water-cooled amphibious multistage pipeline pump, includes motor, pump body, footing and connects the intermediate flange between motor and pump body, its characterized in that: the middle flange comprises a body, an outer flange ring arranged on the peripheral surface of the body and an inner flange ring arranged in the body and facing to one side of the motor; the pump body is fixedly sleeved at one end of the outer flange ring; the motor comprises a shell, a stator shell, a rotor and a rotating shaft, wherein the front end of the shell is sleeved and fixed at the other end of the outer flange ring, the rear end of the shell is fixedly provided with a water outlet flange, and a water outlet hole is formed in the water outlet flange; the front end of the stator shell is mounted on the inner flange ring, the rear end of the stator shell is fixedly provided with a stator cover, and a water passing space is formed between the stator shell and the outer shell; the rotor is of a waterproof structure, is fixedly sleeved on the rotating shaft and is correspondingly matched with the stator in the stator shell; the front end of the rotating shaft penetrates through the central hole A of the intermediate flange and extends into an impeller chamber of the pump body, an impeller is mounted on the rotating shaft, and the impeller is located in the impeller chamber; the rear end of the rotating shaft penetrates through a center hole B of the stator cover; a water closing space is formed in the stator shell; the rotating shaft is provided with a shaft sleeve A and a shaft sleeve B corresponding to the center hole A and the center hole B, the peripheral surface of the shaft sleeve A is embedded and fixed in the mounting groove of the middle flange, and the peripheral surface of the shaft sleeve B is embedded and fixed in the mounting hole of the stator cover; the inner hole of the shaft sleeve A and the inner hole of the shaft sleeve B are in clearance fit with the rotating shaft; a plurality of water through holes are uniformly distributed on the periphery of the middle flange, the water through holes enable the pump body to be communicated with the water through space, a water inlet flange is arranged at the front end of the pump body, a water inlet hole is formed in the water inlet flange, and the water inlet hole, the impeller chamber, the water through holes, the water through space and the water outlet hole form a pressurizing flow channel together; the distance from the bottom foot to the highest point of the shaft sleeve A and the shaft sleeve B is less than or equal to the distance from the bottom foot to the low point of the water inlet hole and the water outlet hole.
2. The water-cooled amphibious multistage pipeline pump according to claim 1, characterised in that: the lengths of the shaft sleeve A and the shaft sleeve B are both 1cm-5 cm.
3. The water-cooled amphibious multistage pipeline pump according to claim 1, characterised in that: and the inner holes of the shaft sleeve A and the shaft sleeve B are respectively provided with a water storage tank, and the water storage tanks face to the water closing space.
4. The water-cooled amphibious multistage pipeline pump according to claim 3, characterised in that: and the middle flange is provided with a cable hole which is communicated with the water closing space.
5. The water-cooled amphibious multistage pipeline pump according to claim 1, characterised in that: and the positions of the rear end face and the front end face of the rotating shaft, which are correspondingly matched with the shaft sleeve A and the shaft sleeve B, are respectively provided with a front limiting plate and a rear limiting plate.
6. The water-cooled amphibious multistage pipeline pump according to claim 1, characterised in that: a compensation sleeve is arranged in the mounting hole of the stator cover and positioned at the rear end of the shaft sleeve B, and one end, which is opposite to the shaft sleeve B, of the compensation sleeve abuts against the rear end of the shaft sleeve B; the compensation sleeve and the stator cover are in a relatively fixed state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921694163.9U CN210599469U (en) | 2019-10-11 | 2019-10-11 | Water-cooled amphibious multistage pipeline pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921694163.9U CN210599469U (en) | 2019-10-11 | 2019-10-11 | Water-cooled amphibious multistage pipeline pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210599469U true CN210599469U (en) | 2020-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921694163.9U Active CN210599469U (en) | 2019-10-11 | 2019-10-11 | Water-cooled amphibious multistage pipeline pump |
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| Country | Link |
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| CN (1) | CN210599469U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023000477A1 (en) * | 2021-07-23 | 2023-01-26 | 华工(江门)机电有限公司 | Mounting seat, electric-motor mounting structure, and inline pump |
-
2019
- 2019-10-11 CN CN201921694163.9U patent/CN210599469U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023000477A1 (en) * | 2021-07-23 | 2023-01-26 | 华工(江门)机电有限公司 | Mounting seat, electric-motor mounting structure, and inline pump |
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