CN215719576U - Portable large-traffic submerged motor pump of permanent-magnet machine - Google Patents
Portable large-traffic submerged motor pump of permanent-magnet machine Download PDFInfo
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- CN215719576U CN215719576U CN202121839058.7U CN202121839058U CN215719576U CN 215719576 U CN215719576 U CN 215719576U CN 202121839058 U CN202121839058 U CN 202121839058U CN 215719576 U CN215719576 U CN 215719576U
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Abstract
The utility model discloses a portable high-flow submersible electric pump with a permanent magnet motor, which belongs to the technical field of water pumps and comprises a pump body, wherein the pump body comprises a pump body bin section, a sealing bin section and a motor bin section which are sequentially connected through a flange; a permanent magnet motor is fixedly arranged in the motor bin section, and a rotating shaft of the permanent magnet motor penetrates through the sealing bin section and then is connected with an impeller in the pump body bin section; the pump body bin section is also provided with a water inlet and a water outlet, and the water inlet is provided with a filtering device; a partition plate is fixed between the sealing bin section and the pump body bin section, and a shaft hole for the rotating shaft to pass through is formed in the partition plate; an auxiliary impeller fixed on the rotating shaft is also arranged in the pump body bin section; a sealing element for sealing the rotating shaft is arranged in the sealing bin section; a plurality of parallel threaded holes are formed in the outer wall of the pump body, and universal wheels are detachably connected in the threaded holes. The utility model can reduce the dependence on auxiliary tools during transportation while ensuring sealing, thereby improving the working efficiency of workers.
Description
Technical Field
The utility model relates to the technical field of water pumps, in particular to a permanent magnet motor portable high-flow submersible electric pump.
Background
The submersible pump is an important device for pumping water from a deep well. When in use, the whole unit is submerged to work, and underground water is extracted to the ground surface, so that the unit is used for domestic water, mine emergency, industrial cooling, farmland irrigation, seawater lifting and ship load regulation, and can also be used for fountain landscape.
The immersible pump includes water pump and motor, and both fixed connection become a whole unit to group's submergence is in aquatic work when using, consequently need be equipped with efficient seal structure for the immersible pump, thereby reduce the possibility that water immerses in the motor, but because the motor during operation can take place the vibration, this can make sealing washer and sealing filler produce not hard up because of the vibration, and then the clearance appears, leads to sealed effect to descend. In addition, the submersible pump in the prior art needs to use an additional transportation tool during transportation, and when short-distance transportation needs to be performed in a factory, the time for waiting for the transportation tool to be in place is longer than the time for deploying the submersible pump, so that the working efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems that the sealing structure of the submersible pump in the prior art is greatly influenced by the vibration of the motor during working and the submersible pump does not have short-distance transportation capability, the utility model aims to provide a portable high-flow submersible electric pump with a permanent magnet motor.
In order to achieve the purpose, the technical scheme of the utility model is as follows:
a portable high-flow submersible electric pump with a permanent magnet motor comprises a pump body, wherein the pump body comprises a pump body bin section, a sealing bin section and a motor bin section which are fixedly connected in sequence through flanges; a permanent magnet motor is fixedly installed in the motor bin section, and a rotating shaft of the permanent magnet motor penetrates through the sealing bin section and then is connected with an impeller in the pump body bin section; the pump body bin section is also provided with a water inlet and a water outlet, the water inlet is provided with a filtering device, and the water outlet is connected with a flange joint; a partition plate is fixed between the sealing bin section and the pump body bin section, and a shaft hole for the rotating shaft to pass through is formed in the partition plate; an auxiliary impeller is further arranged in the pump body bin section, the auxiliary impeller is fixed on the rotating shaft and is positioned on one side of the partition plate; a sealing element for sealing the rotating shaft is arranged in the sealing bin section; the outer wall of the pump body is provided with a plurality of parallel threaded holes, and universal wheels are detachably connected in the threaded holes.
Preferably, the seal comprises a sealing packing.
Preferably, one side of the sealed bin section, which faces the motor bin section, is closed, and a through hole for the rotating shaft to pass through is formed in the side wall of the closed side of the sealed bin section; the seal cartridge section is open to one side of the pump body cartridge section to facilitate installation of the seal.
Preferably, one side of the sealing bin section facing the pump body bin section is provided with a step hole for mounting the partition plate.
Preferably, the partition plate is fixedly connected to the stepped hole through a screw.
Preferably, the pump body is further provided with a lifting lug so as to facilitate lifting.
Preferably, filter equipment includes filter bowl and filter screen, the filter bowl passes through bolt fixed connection in on the water inlet of pump body cang duan, the filter screen clamp is in the filter bowl with between the pump body cang duan.
By adopting the technical scheme, due to the arrangement of the partition plate between the sealing bin section and the pump body bin section and the auxiliary impeller in the pump body bin section, water in the pump body bin section can less enter the sealing bin section under the blocking action of the auxiliary impeller and the partition plate, so that the sealing effect of the sealing element in the sealing bin section is improved, and the maintenance and replacement frequency of the sealing element is reduced; in addition, due to the arrangement of the detachable universal wheels on the side wall of the pump body, the rapid transfer can be carried out, the dependence on auxiliary equipment is reduced, and the working efficiency of workers is improved.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
In the figure, 1-pump body bin section, 11-flange joint, 12-filter cover, 13-filter screen, 2-sealing bin section, 3-motor bin section, 4-permanent magnet motor, 5-rotating shaft, 6-impeller, 7-partition plate, 8-auxiliary impeller, 9-sealing piece and 10-universal wheel.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
It should be noted that in the description of the present invention, the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on structures shown in the drawings, and are only used for convenience in describing the present invention, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the technical scheme, the terms "first" and "second" are only used for referring to the same or similar structures or corresponding structures with similar functions, and are not used for ranking the importance of the structures, or comparing the sizes or other meanings.
In addition, unless expressly stated or limited otherwise, the terms "mounted" and "connected" are to be construed broadly, e.g., the connection may be a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two structures can be directly connected or indirectly connected through an intermediate medium, and the two structures can be communicated with each other. To those skilled in the art, the specific meanings of the above terms in the present invention can be understood in light of the present general concepts, in connection with the specific context of the scheme.
A portable high-flow submersible electric pump with a permanent magnet motor is shown in figure 1 and comprises a pump body, wherein the pump body comprises a pump body bin section 1, a sealing bin section 2 and a motor bin section 3 which are fixedly connected in sequence through flanges and bolts.
Wherein, motor storehouse section 3 is one end (upper end) and seals, the open casing of other end (lower extreme), the lower extreme welding of motor storehouse section 3 has the flange, fixed mounting has permanent-magnet machine 4 in the motor storehouse section 3, and, still seted up the installation window on the lateral wall of motor storehouse section 3 so that wiring, sealing connection has apron 31 on the installation window, and then seted up the cable perforation on the apron 31, wherein, seal through sealed the pad between apron 31 and the installation window, and the cable of wearing to establish in the cable perforation then passes through epoxy fixed seal, thereby perhaps pour the clearance of melting between cable and cable perforation through molten plastics and realize sealing. The rotating shaft 5 of the permanent magnet motor 4 penetrates into the sealing bin section 2 from the lower end of the motor bin section 3, and penetrates through the sealing bin section 3 to be detachably and fixedly connected with the impeller 6 in the pump body bin section 1 through a key.
The pump body bin section 1 is also provided with a water inlet and a water outlet, the water inlet is connected with a flange so as to be convenient for installing a filtering device, and the water outlet is connected with a flange joint 11 so as to be convenient for connecting a water outlet pipe. In this embodiment, the filter device specifically configured above includes a filter casing 12 and a filter screen 13; the filter cover 12 is in a shell-shaped structure with one open end (upper end), the surface of the filter cover is provided with a plurality of water inlet holes, the diameters of the water inlet holes are within the range of 5-10mm, for example, so that sundries are prevented from entering the filter cover, and the open end of the filter cover 12 is also welded with a flange, so that the filter cover can be conveniently and quickly connected with a water inlet of the pump body bin section 1 through bolts; the filter screen 13 is clamped between the filter cover 12 and the pump body bin section 1, so that fixation is realized, and the filter screen 13 is convenient to replace.
In this embodiment, the both ends of sealed storehouse section 2 all open, and the both ends of sealed storehouse section 2 all weld the flange to the both ends of sealed storehouse section 2 are connected respectively on motor storehouse section 3 and pump body storehouse section 1. Wherein, a clapboard 7 is fixed between the sealing bin section 2 and the pump body bin section 1, and the clapboard 7 is provided with a shaft hole for the rotating shaft 5 to pass through; in the embodiment, a stepped hole is formed in one side of the sealing bin section 2 facing the pump body bin section 1 so as to facilitate installation of the partition plate 7, and the partition plate 7 is fixedly connected to the stepped hole through a screw.
In addition, still be provided with auxiliary impeller 8 in pump body storehouse section 1, auxiliary impeller 8 is fixed on pivot 5 and auxiliary impeller 8 is located one side of baffle 7, so set up, thereby form sealed water ring through the rotation of auxiliary impeller 8, isolated pump body storehouse section 1 water, make it can't enter into sealed storehouse section 2 through the clearance between pivot 5 and the shaft hole. Meanwhile, a sealing member 9 for sealing the rotating shaft 5 is arranged in the sealing bin section 2, and in the embodiment, the sealing member 9 comprises a sealing filler and/or a sealing ring.
Wherein, respectively set up two parallel screw holes of each other on the outer wall of the pump body, for example on the outer wall of pump body storehouse section 1 and the outer wall of motor storehouse section 3, four screw holes enclose into the rectangle, and threaded hole can dismantle and be connected with universal wheel 10, so sets up for can be convenient transport submerged motor pump under the condition with the help of appurtenance. In addition, a lifting lug is further installed on the pump body, for example, the outer wall of the motor bin section 3, so that the lifting lug can be conveniently hoisted.
In this embodiment, the flange on the side (upper side) of the sealing bin section 2 facing the motor bin section 1 is a disc-shaped sealing flange, a through hole for the rotating shaft 5 to pass through is formed in the sealing bin section, and the flange on the side (lower side) of the sealing bin section 2 facing the pump body bin section 1 is an annular connecting flange, so that the sealing element 9 is conveniently installed by opening the lower end of the sealing bin section 2.
When the water-saving pump is used, the universal wheel 10 can be installed on a pump body firstly, can be transported to a use place through traction, can be lowered underwater through hoisting, and after the water-saving pump is started, the permanent magnet motor 4 rotates to drive the impeller 6 to rotate through the rotating shaft 5, under the action of the impeller 6, water sequentially passes through the filter hood 12 and the filter screen 13, then enters the bin section 1 of the pump body from the water inlet, is pressurized by the impeller 6, then flows out of the water outlet, and is discharged outwards through the flange joint 11; in the working process, the auxiliary impeller 8 rotates along with the rotating shaft 5, so that a sealing water ring is formed in front of the partition plate 7, the water amount flowing to the sealing bin section 2 is reduced, and then the water is further prevented from continuously flowing to the motor bin section 3 under the action of sealing filler and/or a sealing ring, so that a multi-stage sealing structure is formed, and the water is prevented from entering the motor bin section 3.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, and the scope of protection is still within the scope of the utility model.
Claims (7)
1. The utility model provides a portable large-traffic submerged motor pump of permanent-magnet machine, includes the pump body, its characterized in that: the pump body comprises a pump body bin section, a sealing bin section and a motor bin section which are fixedly connected in sequence through flanges; a permanent magnet motor is fixedly installed in the motor bin section, and a rotating shaft of the permanent magnet motor penetrates through the sealing bin section and then is connected with an impeller in the pump body bin section; the pump body bin section is also provided with a water inlet and a water outlet, the water inlet is provided with a filtering device, and the water outlet is connected with a flange joint; a partition plate is fixed between the sealing bin section and the pump body bin section, and a shaft hole for the rotating shaft to pass through is formed in the partition plate; an auxiliary impeller is further arranged in the pump body bin section, the auxiliary impeller is fixed on the rotating shaft and is positioned on one side of the partition plate; a sealing element for sealing the rotating shaft is arranged in the sealing bin section; the outer wall of the pump body is provided with a plurality of parallel threaded holes, and universal wheels are detachably connected in the threaded holes.
2. The portable high flow submersible electric pump with permanent magnet motors of claim 1, characterized in that: the seal includes a seal packing.
3. The portable high flow submersible electric pump with permanent magnet motors of claim 1, characterized in that: one side, facing the motor bin section, of the sealing bin section is closed, and a through hole for the rotating shaft to penetrate through is formed in the side wall of the closed side of the sealing bin section; the seal cartridge section is open to one side of the pump body cartridge section to facilitate installation of the seal.
4. The portable high flow submersible electric pump with permanent magnet motors of claim 3, characterized in that: one side of the sealing bin section, which faces the pump body bin section, is provided with a step hole for mounting the partition plate.
5. The portable high flow submersible electric pump with permanent magnet motors of claim 4, characterized in that: the partition plate is fixedly connected to the step hole through a screw.
6. The portable high flow submersible electric pump with permanent magnet motors of claim 1, characterized in that: the pump body is also provided with a lifting lug so as to be convenient for hoisting.
7. The portable high flow submersible electric pump with permanent magnet motors of claim 1, characterized in that: the filter device comprises a filter cover and a filter screen, the filter cover is fixedly connected to the water inlet of the pump body bin section through bolts, and the filter screen is clamped between the filter cover and the pump body bin section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121839058.7U CN215719576U (en) | 2021-08-06 | 2021-08-06 | Portable large-traffic submerged motor pump of permanent-magnet machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121839058.7U CN215719576U (en) | 2021-08-06 | 2021-08-06 | Portable large-traffic submerged motor pump of permanent-magnet machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215719576U true CN215719576U (en) | 2022-02-01 |
Family
ID=79993634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121839058.7U Active CN215719576U (en) | 2021-08-06 | 2021-08-06 | Portable large-traffic submerged motor pump of permanent-magnet machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215719576U (en) |
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2021
- 2021-08-06 CN CN202121839058.7U patent/CN215719576U/en active Active
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