CN219587790U

CN219587790U - Centrifugal water pump

Info

Publication number: CN219587790U
Application number: CN202320616315.3U
Authority: CN
Inventors: 张恩康; 夏明远; 朱立娟; 周德荣; 李英明
Original assignee: Daqing Aokaili Petroleum Machinery Manufacturing Co ltd
Current assignee: Daqing Aokaili Petroleum Machinery Manufacturing Co ltd
Priority date: 2023-03-26
Filing date: 2023-03-26
Publication date: 2023-08-25
Anticipated expiration: 2033-03-26

Abstract

The utility model discloses a centrifugal water pump, which comprises a motor, wherein a base is fixed at the bottom end of the motor, a pump body is arranged at the end part of the motor, a water inlet is fixed at the front end of the pump body, a water outlet is fixed at the top end of the pump body, a mounting groove is formed in the end part of the pump body, a mounting seat is fixed at the end part of the motor, the mounting seat is connected with the mounting groove in a clamping way, a disassembly and maintenance mechanism is arranged between the mounting seat and the mounting groove, and a dust prevention mechanism is sleeved at the top end of the water outlet; according to the utility model, through the designed guide groove, the guide block, the limit groove and the limit block, the pump body and the motor can be quickly abutted, so that the positioning hole and the through groove can be accurately aligned, then the positioning rod is screwed and fixedly connected, and meanwhile, the sealing groove and the sealing ring are matched, so that the tightness between the pump body and the motor can be improved, and compared with the prior art, the maintenance work of the impeller in the pump body is greatly facilitated.

Description

Centrifugal water pump

Technical Field

The utility model belongs to the technical field of centrifugal water pumps, and particularly relates to a centrifugal water pump.

Background

Centrifugal water pumps operate by utilizing the rotation of an impeller to cause centrifugal movement of water. Before the water pump is started, the pump shell and the water suction pipe are filled with water, then the motor is started, the pump shaft drives the impeller and the water to do high-speed rotation movement, the water is centrifugally moved and thrown to the outer edge of the impeller, and the water flows into the water pressing pipeline of the water pump through the runner of the volute pump shell.

The existing centrifugal water pump is fixedly connected with the motor through screwing the bolts, when the impeller inside the pump body needs to be overhauled and maintained, the connection mode is complicated when the impeller is detached, and the tool is needed, meanwhile, due to the fact that the guide limiting structure is not arranged, the screw hole and the mounting hole are difficult to accurately align when the centrifugal water pump is mounted, and accordingly overhauling work is troublesome.

Disclosure of Invention

The utility model aims to provide a centrifugal water pump so as to solve the problem that the centrifugal water pump provided in the background art is troublesome to assemble and disassemble.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a centrifugal water pump, includes the motor, the bottom mounting of motor has the base, the tip of motor is provided with the pump body, the front end of the pump body is fixed with the water inlet, the top of the pump body is fixed with the delivery port, the mounting groove has been seted up to the tip of the pump body, the tip fixing of motor has the mount pad, the mount pad is connected with the mounting groove block, be provided with dismouting maintenance mechanism between mount pad and the mounting groove, the top cover of delivery port is equipped with dustproof mechanism, dismouting maintenance mechanism includes:

a seal assembly disposed on a surface of the mount;

the guide assembly is arranged on the surface between the mounting seat and the mounting groove;

the limiting component is arranged on the inner side of the guide component;

the sliding component is arranged on the inner side of the limiting component;

the positioning assembly is arranged on the surface of the pump body and is connected with the mounting seat.

Preferably, the sealing assembly comprises a sealing groove and a sealing ring, wherein the sealing groove is formed in the end part of the inner wall of the mounting groove in an extending mode, the sealing ring is sleeved on the surface of the mounting seat, and the sealing ring is connected with the sealing groove in a clamping mode.

Preferably, the guide assembly comprises guide grooves symmetrically formed in the surface of the mounting seat and guide blocks symmetrically fixed in the mounting grooves, and the guide blocks are in sliding connection with the guide grooves.

Preferably, the limiting assembly comprises limiting grooves symmetrically formed in two sides of the guide block and built-in grooves symmetrically formed in two sides of the inner wall of the guide block, limiting blocks are arranged in the built-in grooves and are connected with the limiting grooves in a clamping mode, and telescopic springs are connected between the limiting blocks and the built-in grooves.

Preferably, the sliding component comprises sliding blocks symmetrically fixed on two sides of the limiting block and connected with the built-in groove, and sliding rods fixed inside the built-in groove and penetrating through the inside of the sliding blocks.

Preferably, the positioning assembly comprises positioning holes symmetrically formed in two sides of the mounting seat and penetrating grooves penetrating through two sides of the inner wall of the mounting groove, positioning rods penetrating through the inside of the penetrating grooves and connected with the positioning holes are symmetrically arranged on two sides of the pump body, and the positioning rods are connected with the positioning holes in a screwing mode.

Preferably, the dustproof mechanism comprises a dustproof cover sleeved at the top end of the water outlet and rubber blocks symmetrically fixed on two sides of the inner wall of the dustproof cover, the rubber blocks are extruded and attached to the surface of the dustproof cover, and arc-shaped grooves are symmetrically formed in two sides of the dustproof cover.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, through the designed guide groove, the guide block, the limit groove and the limit block, the pump body and the motor can be quickly abutted, so that the positioning hole and the through groove can be accurately aligned, then the positioning rod is screwed and fixedly connected, and meanwhile, the sealing groove and the sealing ring are matched, so that the tightness between the pump body and the motor can be improved, and compared with the prior art, the maintenance work of the impeller in the pump body is greatly facilitated.

Drawings

FIG. 1 is a schematic view of the appearance structure of the present utility model;

FIG. 2 is an enlarged schematic view of the utility model at A of FIG. 1;

FIG. 3 is an enlarged schematic view of the portion B of FIG. 2 in accordance with the present utility model;

FIG. 4 is an enlarged schematic view of the utility model at C of FIG. 1;

in the figure: 1. a motor; 2. a base; 3. a pump body; 4. a water inlet; 5. a water outlet; 6. a mounting groove; 7. a mounting base; 100. sealing grooves; 101. a seal ring; 200. a guide groove; 201. a guide block; 300. a limit groove; 301. a built-in groove; 302. a limiting block; 303. a telescopic spring; 400. a slide block; 401. a slide bar; 500. positioning holes; 501. a through groove; 502. a positioning rod; 600. a dust cover; 601. a rubber block; 602. an arc-shaped groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a centrifugal water pump, including motor 1, motor 1's bottom mounting has base 2, motor 1's tip is provided with pump body 3, pump body 3's front end is fixed with water inlet 4, pump body 3's top is fixed with delivery port 5, mounting groove 6 has been seted up to pump body 3's tip, motor 1's end fixing has mount pad 7, mount pad 7 and mounting groove 6 block are connected, be provided with dismouting maintenance mechanism between mount pad 7 and the mounting groove 6, delivery port 5's top cover is equipped with dustproof mechanism, the dismouting maintenance mechanism includes:

a seal assembly provided on a surface of the mount 7;

a guide assembly provided on a surface between the mount 7 and the mount groove 6;

the limiting component is arranged on the inner side of the guide component;

the sliding component is arranged on the inner side of the limiting component;

and the positioning assembly is arranged on the surface of the pump body 3 and is connected with the mounting seat 7.

In this embodiment, preferably, the seal assembly includes a seal groove 100 extending and formed at an end portion of an inner wall of the mounting groove 6, and a seal ring 101 sleeved on a surface of the mounting seat 7, and the seal groove 100 is engaged with the seal ring 101 to increase tightness when the pump body 3 is connected to the motor 1.

In this embodiment, preferably, the guide assembly includes a guide groove 200 symmetrically formed on the surface of the mounting seat 7 and a guide block 201 symmetrically fixed inside the mounting groove 6, and the mounting groove 6 and the mounting seat 7 can be quickly abutted by sliding connection between the guide block 201 and the guide groove 200.

In this embodiment, preferably, the limiting component includes a limiting groove 300 symmetrically arranged on two sides of the guide block 201 and a built-in groove 301 symmetrically arranged on two sides of the inner wall of the guide groove 200, a limiting block 302 is arranged in the built-in groove 301, the limiting block 201 can be limited and fixed by being clamped and connected with the limiting groove 300 through the limiting block 302, a telescopic spring 303 is connected between the limiting block 302 and the built-in groove 301, and the limiting block 302 can be driven to reset and pop out under the action of the telescopic spring 303.

In this embodiment, preferably, the sliding assembly includes a sliding block 400 symmetrically fixed on two sides of the limiting block 302 and connected to the internal groove 301, and a sliding rod 401 fixed inside the internal groove 301 and penetrating through the inside of the sliding block 400, and is slidably connected to the sliding rod 401 through the sliding block 400, so as to play a role in guiding movement of the limiting block 302.

In this embodiment, preferably, the positioning assembly includes positioning holes 500 symmetrically formed on two sides of the mounting seat 7 and through grooves 501 penetrating through two sides of the inner wall of the mounting groove 6, and positioning rods 502 penetrating through the inside of the through grooves 501 and connected with the positioning holes 500 are symmetrically formed on two sides of the pump body 3, so that the pump body 3 and the motor 1 can be firmly connected by screwing the positioning rods 502 and the positioning holes 500.

In this embodiment, preferably, the dustproof mechanism includes a dustproof cover 600 sleeved on the top end of the water outlet 5 and rubber blocks 601 symmetrically fixed on two sides of the inner wall of the dustproof cover 600, and the dustproof cover 600 can be pressed and attached to the surface of the dustproof cover 600 through the rubber blocks 601, so that the dustproof cover 600 is arranged at the end part of the water outlet 5 to prevent dust, the two sides of the dustproof cover 600 are symmetrically provided with arc grooves 602, and the dustproof cover 600 can be operated through the arc grooves 602.

The working principle and the using flow of the utility model are as follows: when the impeller at the end part of the motor 1 needs to be overhauled and maintained, the positioning rod 502 is unscrewed firstly, the end part of the positioning rod 502 is withdrawn from the inside of the positioning hole 500 and screwed into the through groove 501, the limit of the pump body 3 is released, then the pump body 3 is pulled, the mounting groove 6 is driven to be separated from the mounting seat 7, the sealing groove 100 is driven to be separated from the sealing ring 101, meanwhile, the guide block 201 is driven to slide in the guide groove 200 to extrude the limiting block 302, the limiting block 302 is extruded by external force to withdraw from the inside of the limiting groove 300, the sliding block 400 is retracted in the inside of the built-in groove 301 to be accommodated, the sliding block 400 is driven to slide on the surface of the sliding rod 401 to play a guiding role, the limit of the guide block 201 can be released, and then the pump body 3 is pulled continuously, the guide block 201 can be removed from the inside of the guide groove 200, the mounting groove 6 is separated from the mounting seat 7, the rapid disassembly work of the pump body 3 and the motor 1 is completed, overhauling staff can overhaul and maintain the impeller at the end part of the motor 1, when the water pipe 5 needs to be connected with the water pipe 5, the dust cover 600 is driven to be extruded by the arc-shaped groove 602, and the dust cover 600 can be extruded from the end part 5 is taken out from the water pipe 5.

Although embodiments of the present utility model have been shown and described in detail with reference to the foregoing detailed description, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations may be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a centrifugal water pump, includes motor (1), the bottom mounting of motor (1) has base (2), the tip of motor (1) is provided with pump body (3), the front end of pump body (3) is fixed with water inlet (4), the top of pump body (3) is fixed with delivery port (5), mounting groove (6) have been seted up to the tip of pump body (3), the tip of motor (1) is fixed with mount pad (7), mount pad (7) are connected with mounting groove (6) block, its characterized in that: the water outlet is characterized in that a disassembly and maintenance mechanism is arranged between the mounting seat (7) and the mounting groove (6), a dustproof mechanism is sleeved at the top end of the water outlet (5), and the disassembly and maintenance mechanism comprises:

a sealing assembly arranged on the surface of the mounting seat (7);

the guide assembly is arranged on the surface between the mounting seat (7) and the mounting groove (6);

the limiting component is arranged on the inner side of the guide component;

the sliding component is arranged on the inner side of the limiting component;

the positioning component is arranged on the surface of the pump body (3) and is connected with the mounting seat (7).

2. A centrifugal water pump according to claim 1, wherein: the sealing assembly comprises a sealing groove (100) which is formed in the end portion of the inner wall of the mounting groove (6) in an extending mode and a sealing ring (101) which is sleeved on the surface of the mounting seat (7), and the sealing ring (101) is connected with the sealing groove (100) in a clamping mode.

3. A centrifugal water pump according to claim 1, wherein: the guide assembly comprises guide grooves (200) symmetrically formed in the surface of the mounting seat (7) and guide blocks (201) symmetrically fixed in the mounting groove (6), and the guide blocks (201) are in sliding connection with the guide grooves (200).

4. A centrifugal water pump according to claim 1, wherein: the limiting assembly comprises limiting grooves (300) symmetrically formed in two sides of the guide block (201) and built-in grooves (301) symmetrically formed in two sides of the inner wall of the guide groove (200), limiting blocks (302) are arranged in the built-in grooves (301), the limiting blocks (302) are connected with the limiting grooves (300) in a clamping mode, and extension springs (303) are connected between the limiting blocks (302) and the built-in grooves (301).

5. A centrifugal water pump according to claim 1, wherein: the sliding assembly comprises a sliding block (400) symmetrically fixed on two sides of the limiting block (302) and connected with the built-in groove (301), and a sliding rod (401) fixed inside the built-in groove (301) and penetrating through the inside of the sliding block (400).

6. A centrifugal water pump according to claim 1, wherein: the positioning assembly comprises positioning holes (500) symmetrically formed in two sides of the mounting seat (7) and penetrating grooves (501) penetrating through two sides of the inner wall of the mounting groove (6), positioning rods (502) penetrating through the inside of the penetrating grooves (501) and connected with the positioning holes (500) are symmetrically arranged on two sides of the pump body (3), and the positioning rods (502) are connected with the positioning holes (500) in a screwing mode.

7. A centrifugal water pump according to claim 1, wherein: the dustproof mechanism comprises a dustproof cover (600) sleeved at the top end of the water outlet (5) and rubber blocks (601) symmetrically fixed on two sides of the inner wall of the dustproof cover (600), the rubber blocks (601) are extruded and attached to the surface of the dustproof cover (600), and arc-shaped grooves (602) are symmetrically formed in two sides of the dustproof cover (600).