CN213574837U - Cooling structure for centrifugal pump - Google Patents

Abstract

The utility model discloses a cooling structure for centrifugal pump, which comprises a supporting pedestal and is characterized by further comprising, the box is installed to the upper surface one side of supporting the base, centrifugal pump motor is installed to the inside bottom of box, the last output shaft of centrifugal pump motor passes the impeller connection in second bearing on the box and the centrifugal pump fan wheel shell, install the driving gear on the output shaft outer wall of centrifugal pump motor, and the driving gear is located the outside of box, the driving gear is connected with driven gear meshing, driven gear installs one of pivot and serves, the other end of pivot passes first bearing on the outer wall of box one side and is connected with the first bearing on the box opposite side outer wall. The utility model solves the problem that the service life of the motor of the centrifugal pump is reduced due to the heat generated by the long-time work of the existing centrifugal pump; the utility model discloses can effectually dispel the heat to centrifugal pump motor, improve centrifugal pump motor's life, energy-concerving and environment-protective, the practicality is strong.

Description

Cooling structure for centrifugal pump

Technical Field

The utility model relates to a centrifugal pump technical field specifically is a cooling structure for centrifugal pump.

Background

Centrifugal pumps operate by causing water to move centrifugally as a result of the rotation of an impeller. 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 rotate at a high speed, the water is thrown to the outer edge of the impeller to be thrown into a water pressure pipeline of the water pump through a flow channel of the volute-shaped pump shell.

However, the service life of a motor of the centrifugal pump is easily shortened due to heat generated by long-time work of the existing centrifugal pump, and the use cost is improved; therefore, the existing use requirements are not satisfied.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a centrifugal pump is with cooling structure to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cooling structure for centrifugal pump, is including supporting the base, the box is installed to the upper surface one side of supporting the base, centrifugal pump motor is installed to the inside bottom of box, the last output shaft of centrifugal pump motor passes the second bearing on the box and is connected with the impeller in the centrifugal pump flabellum shell, install the driving gear on centrifugal pump motor's the output shaft outer wall, and the driving gear is located the outside of box, the driving gear is connected with driven gear meshing, driven gear installs one of pivot and serves, the other end of pivot passes the first bearing on the outer wall of box one side and is connected with the first bearing on the outer wall of box opposite side, install the blade on the outer wall of pivot, and the blade is located the inside of box.

Preferably, a centrifugal pump impeller base is installed at the bottom of the centrifugal pump impeller shell, and the centrifugal pump impeller base is installed on the other side of the upper surface of the supporting base.

Preferably, the top of centrifugal pump impeller shell is provided with the outlet pipe, the top of outlet pipe is provided with the delivery port and connects, centrifugal pump impeller shell's outer wall one side is provided with the inlet tube, the one end of inlet tube is provided with the water inlet and connects.

Preferably, the second bearing is arranged at the center of the outer wall of one side of the box body, and the second bearing is arranged at the front end and the rear end of the outer walls of the two sides of the box body.

Preferably, universal wheels are mounted at four corners of the lower surface of the supporting base.

Preferably, the radiating hole is formed in the outer wall of one side of the box body, the air inlet hole is formed in the outer wall of the other side of the box body, the sealing door is arranged at the top of the box body, and the safety lock is arranged on one side of the top of the sealing door.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a cooperation setting of a series of structures, the utility model discloses carry out the during operation, the output shaft of centrifugal pump motor rotates and can drive the driving gear and rotate, thereby the driving gear rotates and drives driven gear and rotate, thereby driven gear rotates and drives the pivot and rotate, thereby the pivot rotates and drives the blade and rotate, thereby the blade rotates and can inhale the box inside with outside air from the fresh air inlet to discharge from the louvre, thereby realized dispelling the heat to the centrifugal pump motor, thereby the utility model solves the problem that the heat that current centrifugal pump long-time work produced leads to the reduction of centrifugal pump motor life; the utility model discloses can effectually dispel the heat to centrifugal pump motor, improve centrifugal pump motor's life, energy-concerving and environment-protective, the practicality is strong.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a schematic diagram of the internal structure of fig. 2 according to the present invention.

In the figure: 1. a water outlet joint; 2. a water outlet pipe; 3. a centrifugal pump impeller housing; 4. a water inlet connection; 5. a water inlet pipe; 6. a centrifugal pump impeller base; 7. a centrifugal pump motor; 8. a support base; 9. a box body; 10. a universal wheel; 11. a driving gear; 12. a driven gear; 13. a rotating shaft; 14. heat dissipation holes; 15. a blade; 16. a first bearing; 17. an air inlet hole; 18. a safety lock; 19. a sealing door; 20. a second bearing.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made 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. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a cooling structure for a centrifugal pump comprises a supporting base 8, a box body 9 is installed on one side of the upper surface of the supporting base 8, a centrifugal pump motor 7 is installed at the bottom end inside the box body 9, an output shaft on the centrifugal pump motor 7 penetrates through a second bearing 20 on the box body 9 to be connected with an impeller inside a centrifugal pump impeller shell 3, a driving gear 11 is installed on the outer wall of the output shaft of the centrifugal pump motor 7 and located outside the box body 9, the driving gear 11 is meshed with a driven gear 12, the driven gear 12 is installed on one end of a rotating shaft 13, the other end of the rotating shaft 13 penetrates through a first bearing 16 on the outer wall of one side of the box body 9 to be connected with a first bearing 16 on the outer wall of the other side of the box body 9, a blade 15 is installed on the outer wall of the rotating shaft 13 and located inside the box body 9, a centrifugal pump impeller base 6 is installed at the bottom of the centrifugal, centrifugal pump impeller shell 3's top is provided with outlet pipe 2, the top of outlet pipe 2 is provided with water outlet joint 1, outer wall one side of centrifugal pump impeller shell 3 is provided with inlet tube 5, the one end of inlet tube 5 is provided with water inlet joint 4, second bearing 20 sets up the one side outer wall central point at box 9 and puts, second bearing 20 sets up on both ends around the both sides outer wall of box 9, universal wheel 10 is all installed to four corners of the lower surface of support base 8, louvre 14 has been seted up on one side outer wall of box 9, inlet air 17 has been seted up on the opposite side outer wall of box 9, the top of box 9 is provided with sealing door 19, top one side of sealing door 19 is provided with safety lock 18.

The working principle is as follows: when in use, an external power supply is switched on, and the utility model is started, the output shaft of the centrifugal pump motor 7 rotates to drive the driving gear 11 to rotate, the driving gear 11 rotates to drive the driven gear 12 to rotate, the driven gear 12 rotates to drive the rotating shaft 13 to rotate, the rotating shaft 13 rotates to drive the blades 15 to rotate, the blades 15 rotate to suck external air into the box body 9 from the air inlet 17 and discharge the air from the heat dissipation holes 14, so that the heat dissipation of the centrifugal pump motor 7 is realized, and the problem that the service life of the centrifugal pump motor 7 is reduced due to heat generated by long-time work of the existing centrifugal pump is solved; the utility model discloses can effectually dispel the heat to centrifugal pump motor 7, improve centrifugal pump motor 7's life, energy-concerving and environment-protective, the practicality is strong.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a cooling structure for centrifugal pump, includes support base (8), its characterized in that: the upper surface of the supporting base (8) is provided with a box body (9), the bottom end inside the box body (9) is provided with a centrifugal pump motor (7), an output shaft on the centrifugal pump motor (7) penetrates through a second bearing (20) on the box body (9) to be connected with an impeller in a centrifugal pump fan wheel shell (3), the outer wall of the output shaft of the centrifugal pump motor (7) is provided with a driving gear (11), the driving gear (11) is positioned outside the box body (9), the driving gear (11) is meshed with a driven gear (12), the driven gear (12) is arranged at one end of a rotating shaft (13), the other end of the rotating shaft (13) penetrates through a first bearing (16) on the outer wall of one side of the box body (9) to be connected with a first bearing (16) on the outer wall of the other side of the box body (9), and the outer wall of the rotating shaft (, and the blades (15) are positioned inside the box body (9).

2. The cooling structure for a centrifugal pump according to claim 1, wherein: the centrifugal pump impeller is characterized in that a centrifugal pump impeller base (6) is installed at the bottom of the centrifugal pump impeller shell (3), and the centrifugal pump impeller base (6) is installed on the other side of the upper surface of the supporting base (8).

3. The cooling structure for a centrifugal pump according to claim 1, wherein: the centrifugal pump impeller shell is characterized in that a water outlet pipe (2) is arranged at the top of the centrifugal pump impeller shell (3), a water outlet connector (1) is arranged at the top end of the water outlet pipe (2), a water inlet pipe (5) is arranged on one side of the outer wall of the centrifugal pump impeller shell (3), and a water inlet connector (4) is arranged at one end of the water inlet pipe (5).

4. The cooling structure for a centrifugal pump according to claim 1, wherein: the second bearing (20) is arranged at the center of the outer wall of one side of the box body (9), and the second bearing (20) is arranged at the front end and the rear end of the outer walls of the two sides of the box body (9).

5. The cooling structure for a centrifugal pump according to claim 1, wherein: universal wheels (10) are mounted at four corners of the lower surface of the supporting base (8).

6. The cooling structure for a centrifugal pump according to claim 1, wherein: the heat dissipation device is characterized in that a heat dissipation hole (14) is formed in the outer wall of one side of the box body (9), an air inlet hole (17) is formed in the outer wall of the other side of the box body (9), a sealing door (19) is arranged at the top of the box body (9), and a safety lock (18) is arranged on one side of the top of the sealing door (19).

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