CN210565139U

CN210565139U - Self-cooling type magnetic pump

Info

Publication number: CN210565139U
Application number: CN201921057938.1U
Authority: CN
Inventors: 阮小虎
Original assignee: Suzhou Guanyu Electromechanical Technology Co Ltd
Current assignee: Jiangsu Guanyu fluid equipment Co.,Ltd.
Priority date: 2019-07-08
Filing date: 2019-07-08
Publication date: 2020-05-19
Anticipated expiration: 2029-07-08

Abstract

The utility model discloses a from cooling formula magnetic drive pump, including base, cooling tube, flabellum, water tank and miniature pump, the motor is installed to the top of base, the support is installed to one side of motor, the casing is installed to one side of support, the outer magnet rotor is installed to the output of motor, the internally mounted of support has the main shaft, the outside cover of main shaft is equipped with the separation sleeve, the main shaft surface mounting of separation sleeve one side has nonrust steel bushing, the main shaft surface mounting of separation sleeve opposite side has the impeller, the flabellum is installed to the outer end of main shaft, the support internally mounted in the outer magnet rotor outside has the cooling tube, the water tank is installed to the base top of support rear side, miniature pump is installed to one side of water tank. The utility model discloses a set up cooling tube, water tank, miniature pump, flabellum structure, solved and lacked the problem of inside cooling structure and lacking the outside function of cooling down certainly.

Description

Self-cooling type magnetic pump

Technical Field

The utility model relates to a magnetic drive pump technical field specifically is a from cooling formula magnetic drive pump.

Background

The magnetic pump consists of three parts, namely a pump, a magnetic driver and a motor. The key part magnetic driver consists of outer magnetic rotor, inner magnetic rotor and isolating sleeve without magnetic conduction. When the motor drives the outer magnetic rotor to rotate, the magnetic field can penetrate through the air gap and the nonmagnetic substance to drive the inner magnetic rotor connected with the impeller to synchronously rotate, so that the non-contact transmission of power is realized, and the dynamic seal is converted into the static seal. The pump shaft and the inner magnetic rotor are completely sealed by the pump body and the isolation sleeve, so that the problems of leakage, overflow, dripping and leakage are thoroughly solved, the potential safety hazard that inflammable, explosive, toxic and harmful media leak through the pump seal in the oil refining chemical industry is eliminated, and the physical and mental health and the safe production of workers are effectively ensured; however, the prior art has the following defects:

1. when the existing magnetic pump works, heat is generated by high-speed rotation of an outer magnetic rotor, if the temperature cannot be reduced, large mechanical loss is caused, and the service life is shortened;

2. when the motor of the magnetic pump drives the magnetic transmission part to work during the work of the magnetic pump, the external environment and the high-speed rotation of the motor generate a large amount of heat, so that an external cooling structure is still needed to assist in cooling.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a from cooling formula magnetic drive pump has solved and has lacked the problem of inside cooling structure and lack the outside from the cooling function.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a from cooling formula magnetic drive pump, includes base, cooling tube, flabellum, water tank and miniature pump, the motor is installed to the top of base, the support is installed to one side of motor, the casing is installed to one side of support, the outer magnet rotor is installed to the output of motor, the internally mounted of support has the main shaft, the outside cover of main shaft is equipped with the separation sleeve, the main shaft surface mounting of separation sleeve one side has nonrust steel bushing, the main shaft surface mounting of separation sleeve opposite side has the impeller, the flabellum is installed to the outer end of main shaft, the support internally mounted in the outer magnet rotor outside has the cooling tube, the water tank is installed to the base top of support rear side, miniature pump is installed to one side of water tank.

Preferably, the casing is installed to one side of support, one side of casing is equipped with the water inlet, the surface mounting of water inlet has the inlet tube, the upper end of casing is equipped with the delivery port, the surface mounting of delivery port has the outlet pipe.

Preferably, the impeller is located inside the housing, and one end of the main shaft penetrates through one side of the housing to be provided with the fan blades.

Preferably, one end of the cooling pipe penetrates through the upper end of the support and is connected with the output end of the micro water pump, the input end of the micro water pump is connected with the water tank through a connecting pipe, and the other end of the cooling pipe penetrates through the support and is connected with the water tank.

Preferably, the cooling pipe inside the bracket is spiral and uniformly wound on the outer side of the outer magnetic rotor, and the cooling pipe is fixed on the inner wall of the bracket.

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

(1) the utility model can effectively cool down the heat generated by the outer magnetic rotor in the magnetic pump during working by arranging the cooling pipe, the water tank and the micro water pump, thereby avoiding overhigh internal working temperature and damaging the internal mechanical structure, thereby effectively solving the problem of lacking an internal cooling structure, when the magnetic pump works, the outer magnetic rotor is driven to rotate by the motor on the base, the magnetic field can penetrate through the air gap and nonmagnetic substances, the inner magnetic rotor connected with the impeller is driven to synchronously rotate, the main shaft rotates, the contactless transmission of power is realized, the dynamic seal is converted into static seal, and the main shaft and the inner magnetic rotor are completely sealed by the bracket, the isolation sleeve and the stainless steel sleeve, thereby solving the problem of leakage, when the outer magnetic rotor rotates to generate heat, at the moment, the micro water pump is connected with the water tank through the connecting pipe, the cooling water is guided out and enters the cooling pipe, the cooling water in the cooling pipe flows in the internal circulation mode, the heat in the support is taken away, the cooling water enters the water tank again to be stored, and the circulation water-cooled cooling operation is achieved.

(2) The utility model discloses a set up the flabellum, make the utility model discloses can utilize the rotation of magnetic drive pump itself to carry out from the cooling function, reduce the heat on its magnetic drive pump surface to effectual solution lacks the outside problem from the cooling function, inside its main shaft of traditional magnetic drive pump is located the casing, the utility model discloses with main shaft extension, pass the casing to at its outer end installation flabellum, when the motor passes through outer magnetic rotor drive main shaft rotatory, the flabellum also rotates thereupon, and the flabellum causes the flow of air, blows to the motor, carries out the forced air cooling to the surface of motor, realizes from the cooling function.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present invention with the cooling tube removed;

FIG. 3 is a structural diagram of the cooling tube of the present invention;

fig. 4 is a schematic top view of the present invention.

The reference numbers in the figures are: 1. a base; 2. an outer magnetic rotor; 3. a cooling tube; 4. an isolation sleeve; 5. an impeller; 6. a main shaft; 7. a fan blade; 8. a motor; 9. a support; 10. a stainless steel sleeve; 11. a housing; 12. a water outlet pipe; 13. a water outlet; 14. a water inlet; 15. a water inlet pipe; 16. a connecting pipe; 17. a water tank; 18. a miniature water pump.

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. 1-4, the present invention provides a technical solution: a self-cooling magnetic pump comprises a base 1, a cooling pipe 3, fan blades 7, a water tank 17 and a micro water pump 18, wherein a motor 8 is installed above the base 1, a support 9 is installed on one side of the motor 8, a shell 11 is installed on one side of the support 9, a water inlet 14 is formed in one side of the shell 11, a water inlet pipe 15 is installed on the surface of the water inlet 14, a water outlet 13 is formed in the upper end of the shell 11, a water outlet pipe 12 is installed on the surface of the water outlet 13, the shell 11 is installed on one side of the support 9, an outer magnetic rotor 2 is installed at the output end of the motor 8, a main shaft 6 is installed inside the support 9, an isolation sleeve 4 is sleeved outside the main shaft 6, a stainless steel sleeve 10 is installed on the surface of the main shaft 6 on one side of the isolation sleeve 4, an impeller 5 is installed on the surface of the main shaft, the utility model lengthens the main shaft 6, passes through the shell 11, and is provided with the fan blade 7 at the outer end, when the motor 8 drives the main shaft 6 to rotate through the outer magnetic rotor 2, the fan blade 7 also rotates along with the main shaft, the fan blade 7 causes the air to flow and blows to the motor 8, the surface of the motor 8 is air-cooled, the self-cooling function is realized, the cooling pipe 3 is arranged inside the bracket 9 at the outer side of the outer magnetic rotor 2, the impeller 5 is arranged inside the shell 11, one end of the main shaft 6 passes through one side of the shell 11 and is provided with the fan blade 7, the water tank 17 is arranged above the base 1 at the rear side of the bracket 9, the cooling pipe 3 inside the bracket 9 is spiral and is uniformly wound at the outer side of the outer magnetic rotor 2, the cooling pipe 3 is fixed on the inner wall of the bracket 9, one side of the water tank 17 is provided with the micro water pump 18, the model of the micro water pump 18 is ASP3820L, the input end of a micro water pump 18 is connected with a water tank 17 through a connecting pipe 16, the other end of a cooling pipe 3 penetrates through a support 9 to be connected with the water tank 17, when the magnetic pump works, a motor 8 on a base 1 drives an outer magnetic rotor 2 to rotate, a magnetic field can penetrate through an air gap and nonmagnetic substances to drive an inner magnetic rotor connected with an impeller 5 to synchronously rotate, a main shaft 6 rotates to realize contactless transmission of power and convert dynamic seal into static seal, and the main shaft 6 and the inner magnetic rotor are completely sealed by the support 9, an isolation sleeve 4 and a stainless steel sleeve 10, so that the problem of leakage is solved, when the magnetic pump works, the outer magnetic rotor 2 rotates to generate heat, at the moment, the micro water pump 18 is connected with the water tank 17 through the connecting pipe 16 to guide cooling water out to enter the cooling pipe 3, the cooling water in the cooling pipe 3 circularly flows in the cooling pipe to take away the heat in the support, then the mixture enters a water tank 17 for storage, and the circulation is carried out, so that the circulating water-cooled cooling operation is realized.

The working principle is as follows: when the magnetic pump is used, the motor 8 on the base 1 drives the outer magnetic rotor 2 to rotate, the magnetic field can penetrate through the air gap and nonmagnetic substances to drive the inner magnetic rotor connected with the impeller 5 to synchronously rotate, the main shaft 6 rotates to realize the non-contact transmission of power, the dynamic seal is converted into static seal, the main shaft 6 and the inner magnetic rotor are completely sealed by the bracket 9, the isolation sleeve 4 and the stainless steel sleeve 10, the main shaft 6 drives the impeller 5 to rotate, the water is pumped outwards through the water inlet pipe 15 through the water inlet 14 and then is led out through the water outlet 13 and the water outlet pipe 12, when the magnetic pump works, the outer magnetic rotor 2 rotates to generate heat, at the moment, the miniature water pump 18 is connected with the water tank 17 through the connecting pipe 16 to lead out the cooling water to enter the cooling pipe 3, the cooling water inside the cooling pipe 3 circularly flows inside the cooling pipe, the heat inside the bracket 9 is taken away, store in the reentrant water tank 17, inside its main shaft 6 of traditional magnetic drive pump is located casing 11, the utility model discloses with main shaft 6 extension, pass casing 11 to at its outer end installation flabellum 7, when motor 8 is rotatory through outer magnetic rotor 2 drive main shaft 6, flabellum 7 is also rotatory thereupon, and flabellum 7 causes the flow of air, blows to motor 8, carries out the forced air cooling to motor 8's surface, realizes the function of cooling down certainly.

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

1. The utility model provides a from cooling formula magnetic drive pump, includes base (1), cooling tube (3), flabellum (7), water tank (17) and miniature water pump (18), its characterized in that: a motor (8) is arranged above the base (1), a bracket (9) is arranged at one side of the motor (8), a shell (11) is arranged on one side of the bracket (9), an external magnetic rotor (2) is arranged at the output end of the motor (8), a main shaft (6) is arranged in the bracket (9), an isolation sleeve (4) is sleeved outside the main shaft (6), a stainless steel sleeve (10) is arranged on the surface of the main shaft (6) at one side of the isolation sleeve (4), an impeller (5) is arranged on the surface of the main shaft (6) at the other side of the isolation sleeve (4), the outer end of the main shaft (6) is provided with fan blades (7), the bracket (9) at the outer side of the outer magnetic rotor (2) is internally provided with a cooling pipe (3), a water tank (17) is installed above the base (1) on the rear side of the support (9), and a micro water pump (18) is installed on one side of the water tank (17).

2. The self-cooling magnetic pump of claim 1, wherein: one side of casing (11) is equipped with water inlet (14), the surface mounting of water inlet (14) has inlet tube (15), the upper end of casing (11) is equipped with delivery port (13), the surface mounting of delivery port (13) has outlet pipe (12).

3. A self-cooling magnetic pump as claimed in claim 2, wherein: the impeller (5) is positioned in the shell (11), and one end of the main shaft (6) penetrates through one side of the shell (11) and is provided with a fan blade (7).

4. The self-cooling magnetic pump of claim 1, wherein: one end of the cooling pipe (3) penetrates through the upper end of the support (9) to be connected with the output end of the micro water pump (18), the input end of the micro water pump (18) is connected with the water tank (17) through the connecting pipe (16), and the other end of the cooling pipe (3) penetrates through the support (9) to be connected with the water tank (17).

5. The self-cooling magnetic pump of claim 1, wherein: the cooling pipe (3) in the support (9) is spiral and is uniformly wound on the outer side of the outer magnetic rotor (2), and the cooling pipe (3) is fixed on the inner wall of the support (9).