CN214837145U - Centrifugal pump with good heat dissipation effect - Google Patents

Abstract

The utility model provides a centrifugal pump that radiating effect is good belongs to centrifugal pump technical field. It has solved the inside not good problem of radiating effect of centrifugal pump. This centrifugal pump that radiating effect is good, the installation platform comprises an installation platform, the pump body and the motor main part that has the shell body, and be provided with the control box on the shell body, the bar groove has been seted up on the shell body, the shell body is located bar groove department and is provided with the arc, be provided with the protruding piece of axial downwardly raised on the periphery wall of arc, the arc is located the internal perisporium of protruding piece department and has seted up the radiating groove, this radiating groove axial outwards extends to in the protruding piece, and be provided with the radiating element who improves the radiating effect and link firmly mutually with protruding piece in this radiating groove, the opening part that the arc is located the radiating groove is provided with rather than linking firmly and being used for the closing plate of sealed radiating groove, set up a plurality of rows on this closing plate and make the inside connecting hole that is linked together of radiating groove and shell body. The utility model has the advantages of good heat dissipation effect.

Description

Centrifugal pump with good heat dissipation effect

Technical Field

The utility model belongs to the technical field of the centrifugal pump, a centrifugal pump that the radiating effect is good is related to.

Background

When the centrifugal pump works, the impeller is driven by the motor to rotate at a high speed, so that liquid among the blades is forced to rotate at an equal angular speed, the liquid moves radially from the center of the impeller to the outer edge under the action of centrifugal force, the liquid obtains energy in the process of moving in the impeller and leaves the outer edge of the impeller at a high speed to enter a volute pump shell, and in the volute, the speed is reduced due to gradual expansion of a flow passage, part of kinetic energy is converted into potential energy, and finally the potential energy flows into an outlet pipeline along the tangential direction. When liquid is forced to push to the outer edge from the center of the impeller, low pressure is formed at the center of the impeller, so that the liquid can be continuously sucked into the impeller by the potential energy difference between the liquid suction part and the center of the impeller; the existing heat dissipation centrifugal pump has certain defects when in use, firstly, the service life of a centrifugal pump motor can not be prolonged when the temperature of the centrifugal pump is not high, and finally the temperature of the centrifugal pump motor can not be detected.

Disclosure of Invention

The utility model aims at providing a centrifugal pump that the radiating effect is good to the above-mentioned problem that exists among the prior art.

The purpose of the utility model can be realized by the following technical proposal: a centrifugal pump with good heat dissipation effect comprises a mounting platform, a pump body and a motor main body with an outer shell, wherein a control box is arranged on the outer shell, it is characterized in that the outer shell is provided with a strip-shaped groove which is arranged along the length direction of the outer shell and enables the inside and the outside of the outer shell to be communicated with each other, the outer shell is provided with an arc-shaped plate which is matched with the strip-shaped groove in a sliding clamping way and is used for sealing the strip-shaped groove, the outer peripheral wall of the arc-shaped plate is provided with a convex block which is axially and downwards convex, the inner peripheral wall of the arc-shaped plate at the convex block is provided with a heat dissipation groove, the heat dissipation groove extends axially outwards into the convex block, and a heat dissipation unit which improves the heat dissipation effect and is fixedly connected with the convex block is arranged in the heat dissipation groove, the opening part of the arc-shaped plate, which is positioned at the heat dissipation groove, is provided with a sealing plate which is fixedly connected with the opening part and is used for sealing the heat dissipation groove, and the sealing plate is provided with a plurality of rows of connecting holes which enable the heat dissipation groove to be communicated with the inside of the outer shell.

In foretell centrifugal pump that radiating effect is good, shell body and mount table link firmly mutually through two supporting legss, two be provided with between supporting legss and the mount table and raise the shell body and be convenient for the supporting seat of protruding piece assembly, this supporting seat is the cavity setting.

In the centrifugal pump with good heat dissipation effect, the two side walls of the arc-shaped plate are respectively provided with the limiting strips which are axially outwards protruded and embedded into the outer shell.

In the centrifugal pump with good heat dissipation effect, the limiting strips are arranged in an arc shape.

In the centrifugal pump with good heat dissipation effect, the heat dissipation unit is composed of a plurality of fans for improving the internal heat dissipation effect and a temperature sensor for detecting the internal temperature.

In the centrifugal pump with good heat dissipation effect, the two inner side walls of the arc-shaped plate, which are positioned at the opening of the heat dissipation groove, are respectively provided with the limiting bulges which are fixedly connected with the arc-shaped plate, are used for limiting the position of the sealing plate and are fixedly connected with the sealing plate.

Compared with the prior art, this centrifugal pump that radiating effect is good has following advantage:

1. the outer shell is provided with a strip-shaped groove which is arranged along the length direction of the outer shell and enables the inside and the outside of the outer shell to be communicated with each other, an arc-shaped plate which is matched with the strip-shaped groove in a sliding clamping mode and used for sealing the strip-shaped groove is arranged at the position, located at the strip-shaped groove, of the outer shell, a protruding block protruding downwards in the axial direction is arranged on the outer peripheral wall of the arc-shaped plate, a heat dissipation groove is formed in the inner peripheral wall, located at the protruding block, of the arc-shaped plate, the heat dissipation groove extends outwards in the axial direction to the protruding block, a heat dissipation unit which improves the heat dissipation effect and is fixedly connected with the protruding block is arranged in the heat dissipation groove, a sealing plate which is fixedly connected with the arc-shaped plate and used for sealing the heat dissipation groove is arranged at the opening of the heat dissipation groove, and a plurality of rows of connecting holes which enable the heat dissipation groove to be communicated with the inside of the outer shell are formed in the sealing plate;

2. the heat dissipation unit comprises a plurality of fans used for improving the internal heat dissipation effect and provided with electric wires and a temperature sensor used for detecting the internal temperature and provided with electric wires, the heat dissipation effect is improved, meanwhile, the intelligent control is carried out on the heat dissipation unit, and energy waste is prevented.

Drawings

Fig. 1 is a schematic perspective view of the centrifugal pump with good heat dissipation effect.

Fig. 2 is a schematic view of a disassembled three-dimensional structure of a motor in the centrifugal pump with a good heat dissipation effect.

Fig. 3 is a schematic perspective view of a convex block in the centrifugal pump with good heat dissipation effect.

In the figure, 1, a mounting table; 2. a pump body; 3. an outer housing; 4. a control box; 5. a strip-shaped groove; 6. an arc-shaped plate; 7. a raised block; 8. a heat sink; 9. a heat dissipation unit; 10. a sealing plate; 11. connecting holes; 12. supporting legs; 13. a supporting seat; 14. a limiting strip; 15. a fan; 16. a temperature sensor; 17. and a limiting bulge.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in figures 1, 2 and 3, the centrifugal pump with good heat dissipation effect comprises a mounting platform 1, a pump body 2 and a motor main body with an outer shell 3, wherein a control box 4 is arranged on the outer shell 3, the outer shell 3 consists of a shell and two end covers, one end cover is provided with a heat dissipation hole, the outer shell 3 is provided with a strip-shaped groove 5 which is arranged along the length direction and enables the inside and the outside of the outer shell 3 to be communicated with each other, the length of the strip-shaped groove 5 is less than that of the outer shell 3, an arc-shaped plate 6 which is matched with the strip-shaped groove 5 in a sliding clamping way and used for the sealing strip-shaped groove 5 is arranged at the position of the strip-shaped groove 5 of the outer shell 3, the outer peripheral wall of the outer shell 3 forms a complete cylinder through the arc-shaped plate 6, the arc-shaped plate 6 is sealed and limited through the end covers with the heat dissipation holes, a convex block 7 which is axially and downwards protruded is arranged on the outer peripheral wall of the arc-shaped plate 6, a heat dissipation groove 8 is arranged on the inner peripheral wall at the convex block 7, this radiating groove 8 axial outwards extends to in the protruding piece 7, and be provided with the radiating unit 9 that improves the radiating effect and link firmly mutually with protruding piece 7 in this radiating groove 8, thereby form the heat dissipation chamber through the cooperation with the radiating piece, the opening part that arc 6 is located radiating groove 8 is provided with rather than linking firmly and being used for the sealed closing plate 10 of radiating groove 8 mutually, set up a plurality of rows of connecting holes 11 that make radiating groove 8 and shell body 3 inside be linked together on this closing plate 10, every row of connecting hole 11 comprises a plurality of louvre, all be provided with the spacing 14 that the axial outwards is protruding and imbed in shell body 3 on the both sides wall of arc 6, shell body 3 is located and is seted up the sliding tray that supplies corresponding spacing 14 slip embedding on the lateral wall of strip groove 5, can set up the sealing washer of strengthening the leakproofness between two spacing 14 and the shell body 3, radiating unit 9 is by a plurality of fans 15 that are used for improving inside radiating effect and have the electric wire and be used for detecting the inside temperature has the temperature of electric wire The temperature sensor 16, the detecting probe of the temperature sensor 16 extends into the motor main body through the connecting hole 11, several air inlets can be opened on the side wall of the convex block 7, the filtering net with filtering function can be set at the air inlet of the convex block 7, or the filtering net can be set on the sealing plate 10, several of the fans 15 and the temperature sensor 16 are connected with the control box 4, the temperature sensor 16 transfers the temperature sensed in the motor main body to the control box 4, when the control box 4 detects the overhigh temperature in the motor main body through the temperature sensor 16 and keeps continuously, the control box 4 controls the several fans 15 to start, and blows the fluid into the motor main body through several rows of connecting holes 11 and removes the fluid through the heat dissipating holes, thereby realizing the cooling of the temperature in the motor main body, until the temperature sensor 16 detects that the temperature in the motor main body tends to the balanced state and transfers the data to the control box 4, the control box 4 controls the plurality of fans 15 to stop operating.

In order to prevent the protruding block 7 from touching and wearing the ground, the outer shell 3 is fixedly connected with the mounting platform 1 through two supporting legs 12 symmetrically arranged on the outer shell 3, two supporting legs 12 and the mounting platform 1 are provided with a supporting seat 13 which is used for lifting the outer shell 3 and is convenient for assembling the protruding block 7, and the supporting seat 13 is arranged in a hollow mode.

As a preferred structure, the spacing strips 14 can be arranged in an arc shape.

In a further elaboration, in order to prevent that closing plate 10 from breaking away from radiating groove 8, resulting in motor body internals to damage, arc 6 all is provided with on two inside walls that are located 8 openings of radiating groove and links firmly rather than mutually, and is used for restricting closing plate 10 position to with the spacing arch 17 that closing plate 10 linked firmly mutually.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims (6)

1. A centrifugal pump with good heat dissipation effect comprises a mounting platform (1), a pump body (2) and a motor main body with an outer shell (3), wherein a control box (4) is arranged on the outer shell (3), and is characterized in that a strip-shaped groove (5) which is arranged along the length direction of the outer shell (3) and enables the inside and the outside of the outer shell (3) to be communicated with each other is arranged on the outer shell (3), an arc-shaped plate (6) which is matched with the strip-shaped groove (5) in a sliding clamping manner and is used for a sealing strip-shaped groove (5) is arranged at the position of the strip-shaped groove (5) of the outer shell (3), a convex block (7) which protrudes downwards in the axial direction is arranged on the outer peripheral wall of the arc-shaped plate (6), a heat dissipation groove (8) is arranged on the inner peripheral wall of the convex block (7), the heat dissipation groove (8) extends outwards in the axial direction to the convex block (7), and a heat dissipation unit (9) which is arranged in the heat dissipation groove (8) and can improve the heat dissipation effect and is fixedly connected with the convex block (7), the opening of the arc-shaped plate (6) located at the heat dissipation groove (8) is provided with a sealing plate (10) which is fixedly connected with the opening and used for sealing the heat dissipation groove (8), and the sealing plate (10) is provided with a plurality of rows of connecting holes (11) which enable the heat dissipation groove (8) to be communicated with the interior of the outer shell (3).

2. The centrifugal pump with the good heat dissipation effect as recited in claim 1, wherein the outer casing (3) is fixedly connected with the mounting platform (1) through two supporting legs (12), a supporting seat (13) which is used for lifting the outer casing (3) and facilitating the assembly of the convex block (7) is arranged between the two supporting legs (12) and the mounting platform (1), and the supporting seat (13) is arranged in a hollow manner.

3. The centrifugal pump with good heat dissipation effect as recited in claim 1, wherein both side walls of the arc-shaped plate (6) are provided with limit strips (14) which axially protrude outwards and are embedded into the outer casing (3).

4. A centrifugal pump with good heat dissipation effect as claimed in claim 3, characterized in that the limiting strips (14) are arranged in an arc shape.

5. A centrifugal pump with good heat dissipation effect as claimed in claim 1, characterized in that the heat dissipation unit (9) is composed of a plurality of fans (15) for improving the internal heat dissipation effect and a temperature sensor (16) for detecting the internal temperature.

6. The centrifugal pump with good heat dissipation effect as recited in claim 1, wherein the two inner side walls of the arc-shaped plate (6) at the opening of the heat dissipation groove (8) are respectively provided with a limit protrusion (17) which is fixedly connected with the inner side walls, is used for limiting the position of the sealing plate (10), and is fixedly connected with the sealing plate (10).

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