CN211449084U - Horizontal submersible pump - Google Patents

Horizontal submersible pump Download PDF

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Publication number
CN211449084U
CN211449084U CN201922207480.XU CN201922207480U CN211449084U CN 211449084 U CN211449084 U CN 211449084U CN 201922207480 U CN201922207480 U CN 201922207480U CN 211449084 U CN211449084 U CN 211449084U
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China
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pump
casing
bearing
motor
submersible pump
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CN201922207480.XU
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Chinese (zh)
Inventor
姚孝祥
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Wuxi Spring Hydro Equipment Co ltd
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Wuxi Spring Hydro Equipment Co ltd
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Priority to CN201922207480.XU priority Critical patent/CN211449084U/en
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Abstract

The utility model discloses a horizontal immersible pump, it includes the base that the crouch was arranged, motor and the pump body have been arranged to the crouch on the base, the motor includes motor casing, stator module, the pivot and set up in the epaxial rotor subassembly of commentaries on classics, motor casing's one end seal mounting has the junction box body, be provided with first bearing subassembly between the one end of pivot and the junction box body, motor casing's other end seal mounting has middle transition casing, be provided with bearing bracket in the middle transition casing, be provided with second bearing subassembly in the bearing bracket, the outer end seal mounting of middle transition casing has the pump casing, be provided with water inlet and delivery port on the pump casing, have the pump chamber that is linked together water inlet and delivery port in the pump casing, the other. The horizontal submersible pump is convenient to move, reduces the water level, and has better bearing design and low cost.

Description

Horizontal submersible pump
Technical Field
The utility model relates to a immersible pump especially relates to a horizontal immersible pump.
Background
At present, the submersible pump is mainly of a vertical structure in an installation form, and the small floor area and the small civil work load of a pump station are mainly considered; due to vertical installation, in order to ensure the cooling of the motor, the motor must be submerged by the lowest water level, so that the lowest water level is deeper; meanwhile, the weight of the rotating parts (motor rotor, shaft, impeller and the like) of the water pump is expressed as axial force, and the axial force is completely borne by the bearing, so that the design of the bearing is complicated, and the phenomenon of bearing burning frequently occurs in practical use. For the submersible pump which is used in the open air and often needs to be moved, a fixed installation foundation is not provided, and the vertical submersible pump is high and unstable; the lowest water level is high, the water level cannot be reduced better, the movement is inconvenient, and the like.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a horizontal immersible pump to vertical immersible pump exists unstably among the solution prior art, minimum water level height and removes inconvenient problem.
To achieve the purpose, the utility model adopts the following technical proposal:
a horizontal submersible pump comprises a base which is horizontally arranged, a motor and a pump body are horizontally arranged on the base, the motor comprises a motor shell, a stator component, a rotating shaft and a rotor component arranged on the rotating shaft, a junction box body is hermetically arranged at one end of the motor shell, a first bearing assembly is arranged between one end of the rotating shaft and the junction box body, the other end of the motor shell is hermetically provided with a middle transition shell, a bearing support is arranged in the middle transition shell, a second bearing assembly is arranged in the bearing support, a pump shell is hermetically arranged at the outer end of the middle transition shell, a water inlet and a water outlet are arranged on the pump shell, and a pump cavity communicating the water inlet with the water outlet is arranged in the pump shell, the other end of the rotating shaft penetrates through the second bearing assembly and extends into the pump cavity, and an impeller is installed at one end of the rotating shaft extending into the pump cavity.
In particular, the water inlet is arranged at the center of the outer end face of the pump housing, and the water outlet is arranged at the top end of the pump housing and extends upwards.
Particularly, the center department of the outer terminal surface of junction box body is provided with the through wires hole, be provided with seal assembly in the through wires hole, seal assembly includes sealing sleeve and sealing pressure plate, sealing sleeve set up in the through wires hole, sealing pressure plate stretches into in the through wires hole and fixes sealing sleeve pressure in the through wires hole, just sealing pressure plate and sealing sleeve's the face that compresses tightly are the inclined plane structure of mutually supporting, sealing pressure plate's outer end is provided with the part of tightening that is used for binding tightly the cable.
In particular, a mechanical seal is arranged between the bearing support and the rotating shaft, and the mechanical seal is assembled on the rotating shaft between the second bearing assembly and the impeller.
Particularly, the outer end face of the junction box body is provided with hanging rings convenient for hoisting of a submersible pump on two sides of the threading hole.
Particularly, the pump cavity is formed on the pump shell, the pump cavity is formed by adopting a split structure and comprises a metal insert, a silicon carbide layer integrally arranged with the metal insert is formed on one side of the metal insert through a die, and the silicon carbide layer is positioned in the pump cavity.
The beneficial effects of the utility model are that, compare with prior art horizontal immersible pump has following advantage:
1) the submersible pump adopts a horizontal structure, well solves the problems in use, is convenient to move, reduces the water level, has better bearing design and low cost, and is convenient, simple and quick in actual use aiming at the submersible pump which is frequently required to move and does not have a fixed mounting base;
2) the part forming the pump cavity adopts a split structure, and the inner wall of the pump cavity is a wear-resistant and corrosion-resistant silicon carbide layer, so that the service life of the submersible pump is prolonged; and when the silicon carbide layer is abraded, the silicon carbide layer can be repaired and reused through the die.
Drawings
Fig. 1 is a schematic structural view of a horizontal submersible pump according to an embodiment of the present invention;
fig. 2 is a sectional view of a pump housing of a pump chamber of a horizontal submersible pump according to an embodiment of the present invention.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete. It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 and 2, in this embodiment, a horizontal submersible pump includes a base 1 horizontally disposed, a motor and a pump body are horizontally disposed on the base 1, the motor includes a motor housing 2, a stator assembly, a rotating shaft 3 and a rotor assembly 4 disposed on the rotating shaft 3, a junction box 5 is hermetically mounted at one end of the motor housing 2, a threading hole 6 is disposed at a center of an outer end face of the junction box 5, a sealing assembly is disposed in the threading hole 6, the sealing assembly includes a sealing sleeve 7 and a sealing pressing plate 8, the sealing sleeve 7 is disposed in the threading hole 6, the sealing pressing plate 8 extends into the threading hole 6 to tightly press and fix the sealing sleeve 7 in the threading hole 6, and the pressing surfaces of the sealing pressing plate 8 and the sealing sleeve 7 are of inclined surface structures matched with each other, the outer end of the sealing pressing plate 8 is provided with a tightening part 9 for tightly binding cables, and the two sides of the threading hole 6 on the outer end surface of the junction box body 5 are provided with hanging rings 10 convenient for the hoisting of a submersible pump.
Be provided with first bearing subassembly 11 between the one end of pivot 3 and the junction box body 5, the other end seal mounting of motor casing 2 has middle transition casing 12, is provided with bearing bracket 13 in the middle transition casing 12, is provided with second bearing subassembly 14 in the bearing bracket 13, and the outer end seal mounting of middle transition casing 12 has pump casing 15, is provided with water inlet 16 and delivery port 17 on the pump casing 15, and water inlet 16 sets up in the center department of the outer terminal surface of pump casing 15, and delivery port 17 sets up in the top of pump casing 15 and upwards extends. The pump housing 15 has a pump chamber 18 therein which communicates the water inlet 16 with the water outlet 17, the other end of the rotary shaft 3 passes through the second bearing assembly 14 and extends into the pump chamber 18, and an impeller 19 is mounted on the end of the rotary shaft 3 extending into the pump chamber 18.
The mechanical seal 20 is arranged between the bearing support 13 and the rotating shaft 3, the mechanical seal 20 is assembled on the rotating shaft 3 between the second bearing assembly 14 and the impeller 19, the part forming the pump cavity 18 on the pump shell 15 is of a split structure and comprises a metal insert 21, a silicon carbide layer 22 integrally arranged with the metal insert 21 is formed on one side of the metal insert 21 through a die, the silicon carbide layer 22 is located in the pump cavity 18, when the silicon carbide layer 22 is worn and cannot be used, parts are detached, high-molecular doped silicon carbide is coated again at the worn position and mixed, the silicon carbide is integrated through the die, and the parts can be reused after the mixture is solidified to form the silicon carbide layer.
It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims (6)

1. The utility model provides a horizontal submersible pump, its characterized in that, it includes the base of crouching arrangement, motor and the pump body have been arranged to the crouching on the base, the motor includes motor casing, stator module, pivot and sets up in changeing epaxial rotor subassembly, motor casing's one end seal mounting has the junction box body, be provided with first bearing subassembly between the one end of pivot and the junction box body, motor casing's other end seal mounting has middle transition casing, be provided with bearing bracket in the middle transition casing, be provided with second bearing subassembly in the bearing bracket, the outer end seal mounting of middle transition casing has the pump casing, be provided with water inlet and delivery port on the pump casing, and have the pump chamber that is linked together water inlet and delivery port in the pump casing, the other end of pivot passes second bearing, and an impeller is installed at one end of the rotating shaft extending into the pump cavity.
2. The horizontal submersible pump of claim 1, wherein the water inlet is disposed at a center of an outer end surface of the pump housing, and the water outlet is disposed at a top end of the pump housing and extends upward.
3. The horizontal submersible pump according to claim 1, wherein a threading hole is formed in the center of the outer end face of the junction box body, a sealing assembly is arranged in the threading hole and comprises a sealing sleeve and a sealing pressing plate, the sealing sleeve is arranged in the threading hole, the sealing pressing plate extends into the threading hole to press and fix the sealing sleeve in the threading hole, pressing surfaces of the sealing pressing plate and the sealing sleeve are of mutually matched inclined surface structures, and a tightening part for tightening a cable is arranged at the outer end of the sealing pressing plate.
4. The horizontal submersible pump of claim 1, wherein a mechanical seal is disposed between the bearing support and the shaft, the mechanical seal being fitted on the shaft between the second bearing assembly and the impeller.
5. The horizontal submersible pump according to claim 3, wherein the outer end face of the junction box body is provided with hanging rings convenient for lifting the submersible pump on two sides of the threading hole.
6. The horizontal submersible pump according to claim 1, wherein the pump cavity is formed in the pump housing by a split structure, the split structure comprises a metal insert, a silicon carbide layer integrally formed with the metal insert is formed on one side of the metal insert through a mold, and the silicon carbide layer is located in the pump cavity.
CN201922207480.XU 2019-12-10 2019-12-10 Horizontal submersible pump Active CN211449084U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922207480.XU CN211449084U (en) 2019-12-10 2019-12-10 Horizontal submersible pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922207480.XU CN211449084U (en) 2019-12-10 2019-12-10 Horizontal submersible pump

Publications (1)

Publication Number Publication Date
CN211449084U true CN211449084U (en) 2020-09-08

Family

ID=72299008

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201922207480.XU Active CN211449084U (en) 2019-12-10 2019-12-10 Horizontal submersible pump

Country Status (1)

Country Link
CN (1) CN211449084U (en)

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