CN216665944U - Rotational flow well pump - Google Patents
Rotational flow well pump Download PDFInfo
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- CN216665944U CN216665944U CN202122873786.6U CN202122873786U CN216665944U CN 216665944 U CN216665944 U CN 216665944U CN 202122873786 U CN202122873786 U CN 202122873786U CN 216665944 U CN216665944 U CN 216665944U
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Abstract
The utility model relates to a swirl well pump which comprises a pump body, an impeller, a shaft, a motor and the like. The pump body is internally provided with a container type mechanical seal, a mounting bracket is also arranged above the pump body, a motor is fixed above the mounting bracket, a motor shaft is rigidly connected with a pump shaft, and the pump shaft penetrates through holes in the mounting bracket and the sealing cover and is vertically connected with an impeller inside the pump body. The water inlet pipe and the water outlet pipe are fixed in a flange fixing mode. The caliber of the water inlet pipe is the same as that of the water outlet pipe, and the water inlet pipe and the water outlet pipe are vertically arranged in the radial direction. The mechanical seal cover is in static seal with the pump shaft. The medium can not flow into the mounting bracket and flow into the motor through the mounting bracket to damage the motor. The inside hole that leaks that is equipped with of installing support, further keep apart medium and motor, prolonged the life of high-efficient whirl well pump. The motor and the mounting bracket, and the mounting bracket and the pump body are fixed through bolts.
Description
Technical Field
The utility model relates to a well pump, in particular to a rotational flow well pump which is convenient to install and good in sealing performance.
Background
The hydraulic and casting parts of the traditional high-efficiency cyclone well pump are transformed by a single-stage product and a welded support structure is adopted, so that the efficiency is low, the self-suction height is low, and the structure is unreliable. The hydraulic power of the high-efficiency cyclone well pump is developed aiming at the brand new use condition, the pump body is integrally cast, and the performance and the structure are reliable. The high-efficiency cyclone well pump is a vertical pump, and the outlet center line is on the vertical line of the pump shaft. The high-efficiency swirl well pump has the advantages of compact structure, small occupied area, high operation efficiency and the like, and is widely updated and used by swirl wells of steel mills more and more.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, the main object of the present invention is to provide a swirl well pump which is easy to install and has good sealing performance.
The utility model solves the technical problems through the following technical scheme: a swirl well pump, the swirl well pump is installed vertically, the swirl well pump comprises: the pump body, the impeller, the pump shaft and the motor; the pump body both ends are equipped with inlet tube and play water piping connection flange respectively, and the pump body is inside to be provided with collection dress formula mechanical seal, and pump body top is equipped with the pump cover, and pump body top still is equipped with the motor installing support, and motor installing support top is fixed with the motor, and the motor shaft passes motor installing support and pump cover to be connected with the inside impeller of the pump body deeply to the pump body is inside perpendicularly.
In an embodiment of the present invention, the cartridge type mechanical seal includes: mechanical seal between the pump cover and the pump shaft, and a seal ring between the impeller and the pump shaft.
In the embodiment of the utility model, the pump shaft is rigidly connected with the central line of the motor shaft on the same straight line.
In the embodiment of the utility model, the motor and the motor mounting bracket, and the motor mounting bracket and the pump body are fixed through bolts.
In an embodiment of the present invention, the motor is a dual bearing motor.
In the embodiment of the utility model, the base mounting bracket of the swirl well pump is a welded structure.
In the embodiment example of the utility model, the motor shaft and the pump shaft are fixedly and rigidly connected through bolts.
In an embodiment of the present invention, the motor mounting bracket is provided with a leakage hole inside.
In the embodiment of the utility model, the calibers of the water inlet pipe and the water outlet pipe are the same.
The positive progress effects of the utility model are as follows: the rotational flow well pump provided by the utility model has the advantages that the structure is compact and reliable, the design of the bearing-free box body is realized, the center height of the pump is effectively reduced in a mode of connecting the shaft by the rigid coupling, the operation of the pump is more stable, and meanwhile, the complexity of later maintenance is reduced.
The suction inlet of the utility model is downward along the axial direction, and can be directly inserted into a wellhead type installation design in a water pool, thereby saving space and reducing the arrangement of suction pipelines.
The shaft seal uses the cartridge mechanical seal, can meet the requirements of the equipment of single-end-face and double-end-face mechanical seals, and is reasonably matched according to the use working conditions of users, so that the service life of the mechanical seal is prolonged.
The pump shaft of the utility model is designed as a dry shaft, thereby avoiding the contact with a conveying medium, improving the operation reliability of the pump and prolonging the service life of the pump.
The motor of the utility model adopts a double-bearing motor, can bear larger axial force, and ensures that the running performance of the pump and the motor is more stable and reliable.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural view of a mechanical seal portion in the present invention.
Fig. 3 is a schematic structural view of a motor mounting bracket according to the present invention.
The following are the names corresponding to the reference numbers in the utility model:
the pump body 16, the impeller 17, the pump shaft 6, the mechanical seal 7, the motor 1, the pump cover 8, the sealing ring 13, the motor mounting bracket 25, the base mounting bracket 11 and the leakage hole 12.
Detailed Description
The following provides a detailed description of the preferred embodiments of the present invention with reference to the accompanying drawings.
Fig. 1 is a schematic overall structure of the present invention, and fig. 2 is a schematic structural view of a mechanical seal portion of the present invention, as shown in fig. 1-2: the utility model provides a swirl well pump, which is vertically installed and comprises: the pump body 16, the impeller 17, the pump shaft 6 and the motor 1; the two ends of the pump body 16 are respectively provided with a water inlet pipe and a water outlet pipe connecting flange, the inside of the pump body 16 is provided with a container type mechanical seal, the pump cover 8 is arranged above the pump body 16, the motor mounting support 25 is also arranged above the pump body 16, the motor 1 is fixed above the motor mounting support 25, and the motor shaft penetrates through the motor mounting support 25 and the pump cover 8 and is vertically connected with the impeller 17 inside the pump body deep into the pump body.
The cartridge type mechanical seal of the present invention comprises: a mechanical seal 7 (see fig. 2) between the pump cover 8 and the pump shaft, and a seal ring 13 between the impeller 17 and the pump shaft 6. The pump shaft 6 is in the same straight line with the central line of the motor shaft and is rigidly connected with the motor shaft. The motor 1 and the motor mounting bracket 25, and the motor mounting bracket 25 and the pump body 16 are fixed through bolts.
The motor is a double-bearing motor, the base mounting bracket 11 of the swirl well pump is of a welded structure, the motor shaft is fixedly and rigidly connected with the pump shaft through bolts, and the motor mounting bracket 25 is internally provided with the leakage holes 12 (see figure 3), so that the medium is further isolated from the motor, and the service life of the high-efficiency swirl well pump is prolonged.
The calibers of the water inlet pipe and the water outlet pipe are the same.
The pump body is integrally cast, the performance and the structure are reliable, the pump shaft and the central line of the motor shaft are on the same straight line and are rigidly connected, the length of the water inlet pipe is freely adjusted according to the requirement of a user, the centers of the water inlet pipe and the pump shaft are on the same straight line, the inlet and outlet calibers of the pump are the same, and the operation is reliable. The base mounting bracket is of a welding structure and can be adjusted according to actual requirements of users. The motor and the mounting bracket are fixed with the pump body through bolts.
The motor shaft and the pump shaft are fixedly and rigidly connected through bolts, so that the concentricity is ensured, and the assembly process is simplified.
The unit is vertically installed, is small in size, greatly saves installation space and is convenient for replacement of an old unit.
The high-efficiency cyclone well pump has the advantages of good operation stability, smaller vibration and noise parameters, smooth transition and smooth connection of the pump body structure, harmonious and attractive appearance of the whole pump, and improvement of the internal quality of a product, the efficiency of the high-efficiency cyclone well pump is about 30% higher than that of the traditional cyclone well pump, the phenomenon of energy consumption waste is greatly improved, and low-carbon environmental protection is facilitated.
The pump has a compact and reliable structure, is designed without a bearing box body, and effectively reduces the center height of the pump in a mode of connecting the shaft by the rigid coupling, so that the pump runs more stably, and meanwhile, the complexity of later maintenance is reduced.
The suction inlet of the utility model is downward along the axial direction, and can be directly inserted into a wellhead type installation design in a water pool, thus saving space and reducing the arrangement of suction pipelines.
The shaft seal uses the cartridge mechanical seal, can meet the requirements of the assembly of single-end-face and double-end-face machine seals, and is reasonably matched according to the use working conditions of users, so that the service life of the machine seal is prolonged.
The pump shaft of the utility model is designed as a dry shaft, thereby avoiding the contact with a conveying medium, improving the operation reliability of the pump and prolonging the service life of the pump.
The motor of the utility model adopts a double-bearing motor, can bear larger axial force, and ensures that the running performance of the pump and the motor is more stable and reliable.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined by the appended claims and their equivalents.
Claims (9)
1. A whirl well pump which characterized in that: the whirl well pump is vertical installation, whirl well pump includes: the pump body, the impeller, the pump shaft and the motor; the pump body both ends are equipped with inlet tube and play water piping connection flange respectively, and the pump body is inside to be provided with collection dress formula mechanical seal, and pump body top is equipped with the pump cover, and pump body top still is equipped with the motor installing support, and motor installing support top is fixed with the motor, and the motor shaft passes motor installing support and pump cover to be connected with the inside impeller of the pump body deeply to the pump body is inside perpendicularly.
2. The swirl well pump of claim 1, wherein: the cartridge mechanical seal comprises: mechanical seal between the pump cover and the pump shaft, and a seal ring between the impeller and the pump shaft.
3. The swirl well pump of claim 1, wherein: the pump shaft and the motor shaft are in the same straight line and are rigidly connected.
4. The swirl well pump of claim 1, wherein: the motor and the motor mounting bracket are fixed with the pump body through bolts.
5. The swirl well pump of claim 1, wherein: the motor is a double-bearing motor.
6. The swirl well pump of claim 1, wherein: the base mounting bracket of the swirl well pump is of a welded structure.
7. The swirl well pump of claim 1, wherein: the motor shaft is fixedly and rigidly connected with the pump shaft through a bolt.
8. The swirl well pump of claim 1, wherein: the motor mounting bracket is internally provided with a leakage hole.
9. The swirl well pump of claim 1, wherein: the calibers of the water inlet pipe and the water outlet pipe are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122873786.6U CN216665944U (en) | 2021-11-22 | 2021-11-22 | Rotational flow well pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122873786.6U CN216665944U (en) | 2021-11-22 | 2021-11-22 | Rotational flow well pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216665944U true CN216665944U (en) | 2022-06-03 |
Family
ID=81789836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122873786.6U Active CN216665944U (en) | 2021-11-22 | 2021-11-22 | Rotational flow well pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216665944U (en) |
-
2021
- 2021-11-22 CN CN202122873786.6U patent/CN216665944U/en active Active
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