CN216407192U - Centrifugal pump with anti-freezing function - Google Patents

Abstract

The utility model discloses a centrifugal pump with an anti-freezing function, which comprises a fixed base and a filler box body, wherein both sides of the fixed base are provided with spraying devices, an electric water heater is arranged on the fixed base, the filler box body is arranged on the outer wall of the upper end of the right side of the fixed base, the right end of the filler box body is connected with a volute casing, the outer wall of the upper circumference of the volute casing is provided with a water outlet pipe, the outer wall of the right end of the volute casing is provided with a water inlet pipe, the inner wall of the right circumference of the water inlet pipe is provided with a placing groove, and an anti-clogging filter cylinder is arranged inside the placing groove. The installation and disassembly time can be saved, and sundries such as sand stones and the like filtered in the anti-clogging filter cylinder can be conveniently filtered and intensively cleaned.

Description

Centrifugal pump with anti-freezing function

Technical Field

The utility model relates to the technical field of centrifugal pumps, in particular to a centrifugal pump with an anti-freezing function.

Background

The centrifugal pump is designed according to the centrifugal force principle, and impeller blades rotating at high speed drive water to rotate and throw the water out, so that the purpose of conveying is achieved. Centrifugal pumps are various, and can be classified into civil and industrial pumps in use, and can be classified into clean water pumps, impurity pumps, corrosion-resistant pumps and the like in conveying media. The liquid in the pump case and the liquid inlet pipe is easy to freeze in winter, so that the centrifugal pump is difficult to start, the liquid inlet pipe is frozen and cracked, the service life of the centrifugal pump is shortened, the use cost is increased, resources are wasted, and meanwhile, impurities such as sand stones easily enter the pressurized-water chamber to damage an inner impeller or cause the blockage of the orifice of the water outlet pipe and the like in the use process of the conventional centrifugal pump.

Based on this, utility model has designed a centrifugal pump with frostproofing function to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a centrifugal pump with function of preventing frostbite, for realizing above-mentioned purpose, the utility model provides a following technical scheme: its structure includes unable adjustment base and the filler letter body, its characterized in that: both sides of the fixed base are provided with spraying devices, the electric water heater is arranged on the fixed base and is positioned at the left side of the fixed base, a water guide pipe is arranged between the electric water heater and the spraying devices, the electric water heater is communicated with the spraying device through a water guide pipe, the filler box body is arranged on the outer wall of the upper end of the right side of the fixed base, the right end of the stuffing box body is connected with a volute casing, the outer circumferential wall of the upper end of the volute casing is provided with a water outlet pipe, a water inlet pipe is arranged on the outer wall of the right end of the volute casing, a placing groove is arranged on the inner wall of the circumference of the right end of the water inlet pipe, the novel filter cartridge is characterized in that an anti-blocking filter cartridge is arranged inside the placing groove, limiting blocks are symmetrically arranged above and below the right side of the anti-blocking filter cartridge, two groups of limiting blocks are symmetrically and fixedly connected to one ends, far away from each other, of the limiting blocks, and limiting seats matched with the limiting blocks are arranged below the right side of the placing groove.

Preferably, the inside impeller shaft pole that outwards stretches out that is provided with of left end of filler box body, be provided with water pump motor on unable adjustment base's the left side upper end outer wall, the inside motor shaft pole that outwards stretches out that is provided with of right-hand member of water pump motor, through shaft coupling fixed connection between impeller shaft pole and the motor shaft pole, water pump motor passes through external power source electric connection.

Preferably, sprinkler's bottom is equipped with the fixed block, and one side that the fixed block is close to unable adjustment base is equipped with the fixture block, unable adjustment base's both sides all are equipped with the spout, and spout and fixture block sliding fit.

Preferably, the limiting seat is provided with a limiting hole matched with the telescopic rod.

Preferably, the limiting seat is a concave limiting seat, and the openings of the two groups of concave limiting seats are arranged oppositely.

Preferably, a limiting groove is formed in the top of the limiting block, and a limiting protrusion matched with the limiting groove in phase is arranged at the opening of the limiting seat.

The utility model has the technical effects and advantages that: the anti-blocking filter cylinder can completely melt frozen water in the horizontal centrifugal pump body by using the spraying device, avoids damage to a pump shell, prevents the blockage of a pipe orifice by arranging the anti-blocking filter cylinder, completes quick installation of the anti-blocking filter cylinder by matching the limiting seat and the limiting block, is simple and convenient to operate, can save installation and disassembly time, and is convenient for filtering down and intensively cleaning sundries such as gravel filtered from the anti-blocking filter cylinder.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive work.

FIG. 1 is a schematic view of a centrifugal pump with an anti-freeze function according to the present invention;

FIG. 2 is a schematic view of the structure of the water inlet pipe of the present invention;

FIG. 3 is a schematic view of an anti-clog cartridge according to the present invention;

in the figure: 1. a base; 2. a stuffing box; 3. a volute housing; 4. a water inlet pipe; 5. a water outlet pipe; 6. A placement groove; 7. an anti-clog filter cartridge; 71. a limiting block; 72. a telescopic rod; 73. a limiting seat; 74. a limiting groove; 75. a limiting bulge; 8. an electric water heater; 9. a spraying device; 10. an impeller shaft lever; 11. a water pump motor; 12. a motor shaft lever; 13. a coupling; 14. a fixed block; 15. a clamping block; 16. a chute; 17. A water conduit.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments obtained by a person skilled in the art without any inventive work based on the embodiments of the present invention belong to the protection scope of the present invention.

Referring to fig. 1-3, the utility model provides a technical solution: its structure includes unable adjustment base 1 and the filler letter body 2, its characterized in that: the water heater is characterized in that spraying devices 9 are arranged on two sides of the fixed base 1, an electric water heater 8 is arranged on the fixed base 1, the electric water heater 8 is located on the left side of the fixed base, a water guide pipe 17 is arranged between the electric water heater 8 and the spraying devices 9, the electric water heater 8 is communicated with the spraying devices 9 through the water guide pipe 17, the stuffing box body 2 is arranged on the outer wall of the upper end of the right side of the fixed base 1, the right end of the stuffing box body 2 is connected with the volute casing 3, a water outlet pipe 5 is arranged on the outer wall of the circumference of the upper end of the volute casing 3, a water inlet pipe 4 is arranged on the outer wall of the right end of the volute casing 3, a placing groove 6 is arranged on the inner wall of the circumference of the right end of the water inlet pipe 4, an anti-plugging filter cylinder 7 is arranged in the placing groove 6, limiting blocks 71 are symmetrically arranged above and below the right side of the anti-plugging filter cylinder 7, and telescopic rods 72 are symmetrically and fixedly connected to one end, which is far away from each other two limiting blocks 71, and a limiting seat 73 matched with the limiting block 71 is arranged at the upper and lower part of the right side of the placing groove 6.

Specifically, the inside impeller shaft pole 10 that outwards stretches out that is provided with of left end of stuffing box body 2, be provided with water pump motor 11 on unable adjustment base 1's the left side upper end outer wall, the inside motor shaft pole 12 that outwards stretches out that is provided with of right-hand member of water pump motor 11, through shaft coupling 13 fixed connection between impeller shaft pole 10 and the motor shaft pole 12, water pump motor 11 passes through external power source electric connection.

Specifically, the bottom of sprinkler 9 is equipped with fixed block 14, and one side that fixed block 14 is close to unable adjustment base 1 is equipped with fixture block 15, unable adjustment base 1's both sides all are equipped with spout 16, and spout 16 and fixture block 15 sliding fit.

Specifically, the limiting seat 73 is provided with a limiting hole matched with the telescopic rod 72.

Specifically, the limiting seat 73 is a concave limiting seat, and the openings of the two concave limiting seats are arranged oppositely.

Specifically, a limiting groove 74 is formed in the top of the limiting block 71, and a limiting protrusion 75 matched with the limiting groove 74 in phase is arranged at the opening of the limiting seat 73.

The utility model relates to a novel centrifugal pump, which is installed, wherein the novel centrifugal pump works by utilizing the centrifugal force generated by water due to the rotation of an impeller in a volute casing 3, before the water pump is started, a pump casing and a water suction pipe are filled with water, then a water pump motor 11 is started, a motor shaft rod 12 drives the impeller and the water to do high-speed rotation motion, the water is thrown to the outer edge of the impeller under the action of the centrifugal force and flows into a water pressure pipeline of the water pump through a flow channel of the volute casing 3, the water in a water suction pool is pressed into the pump casing under the action of atmospheric pressure because the water is thrown out under the action of the centrifugal force at the center of the impeller of the water pump, the impeller continuously rotates, so that the water continuously flows in and out under the action of the impeller, the aim of conveying the water is achieved, a concave limiting seat 73 and a limiting block 71 are matched to fix the anti-blocking in the pipe wall of a water inlet pipe 4, thereby avoiding the situation that impurities such as sand and the like enter a water pressure chamber to damage the inner impeller or cause the Du-blocking and the like, when the anti-clogging filter cartridge 11 is installed, the limiting block 71 can be inserted into the limiting seat 73 to stretch the telescopic rod 72, the limiting groove 74 is enabled to abut against the limiting protrusion 75, the anti-clogging filter cartridge 11 is fixed in the pipe wall of the water inlet pipe 4, when the anti-clogging filter cartridge is disassembled, the telescopic rods 72 on two sides of the limiting block only need to be extruded up and down, the telescopic rod 72 is enabled to be separated from the limiting block 71, then the anti-clogging filter cartridge 11 is taken out, after the internal filter material is replaced, the filter material is inserted again, the telescopic rod 72 is inserted into the limiting block 71 to complete the fixation, and the replacement is simple and rapid.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate, or they may be connected through the inside of two elements or through an interactive closed system of two elements, and unless otherwise specifically limited, the specific meaning of the above terms in the utility model will be understood by those skilled in the art according to specific circumstances.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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 (6)

1. The utility model provides a centrifugal pump with prevent frostbite function, includes unable adjustment base (1) and packing box body (2), its characterized in that: both sides of the fixed base (1) are provided with spraying devices (9), an electric water heater (8) is arranged on the fixed base (1), the electric water heater (8) is positioned on the left side of the fixed base, a water guide pipe (17) is arranged between the electric water heater (8) and the spraying devices (9), the electric water heater (8) is communicated with the spraying devices (9) through the water guide pipe (17), the stuffing box body (2) is arranged on the outer wall of the upper end of the right side of the fixed base (1), the right end of the stuffing box body (2) is connected with a volute casing (3), a water outlet pipe (5) is arranged on the outer wall of the circumference of the upper end of the volute casing (3), a water inlet pipe (4) is arranged on the outer wall of the right end of the volute casing (3), a placement groove (6) is arranged on the inner wall of the circumference of the right end of the water inlet pipe (4), an anti-clogging filter cylinder (7) is arranged inside the placement groove (6), limiting blocks (71) are symmetrically arranged above and below the right side of the anti-blocking filter cylinder (7), two groups of telescopic rods (72) are symmetrically and fixedly connected to one ends, away from each other, of the limiting blocks (71), and limiting seats (73) matched with the limiting blocks (71) are arranged above and below the right side of the placement groove (6).

2. A centrifugal pump having an antifreezing function as set forth in claim 1, wherein: the stuffing box is characterized in that an impeller shaft rod (10) extending outwards is arranged inside the left end of the stuffing box body (2), a water pump motor (11) is arranged on the outer wall of the upper end of the left side of the fixing base (1), a motor shaft rod (12) extending outwards is arranged inside the right end of the water pump motor (11), the impeller shaft rod (10) and the motor shaft rod (12) are fixedly connected through a coupler (13), and the water pump motor (11) is electrically connected through an external power supply.

3. A centrifugal pump having an antifreezing function as set forth in claim 1, wherein: the bottom of sprinkler (9) is equipped with fixed block (14), and one side that fixed block (14) are close to unable adjustment base (1) is equipped with fixture block (15), the both sides of unable adjustment base (1) all are equipped with spout (16), and spout (16) and fixture block (15) sliding fit.

4. A centrifugal pump having an antifreezing function as set forth in claim 1, wherein: the limiting seat (73) is provided with a limiting hole matched with the telescopic rod (72).

5. A centrifugal pump having an antifreezing function as set forth in claim 1, wherein: the limiting seat (73) is a concave limiting seat, and the openings of the two groups of concave limiting seats are oppositely arranged.

6. A centrifugal pump having an antifreezing function as set forth in claim 1, wherein: the top of the limiting block (71) is provided with a limiting groove (74), and the opening of the limiting seat (73) is provided with a limiting bulge (75) matched with the limiting groove (74) in phase.

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