CN214900453U

CN214900453U - Novel water pump motor that waterproof performance is good

Info

Publication number: CN214900453U
Application number: CN202121231106.4U
Authority: CN
Inventors: 王聆佳
Original assignee: Zhejiang Xiangmao Electromechanical Co ltd
Current assignee: Zhejiang Xiangmao Electromechanical Co ltd
Priority date: 2021-06-03
Filing date: 2021-06-03
Publication date: 2021-11-26
Anticipated expiration: 2031-06-03

Abstract

The utility model discloses a novel water pump motor that waterproof performance is good, including motor housing and shell, motor housing fixed connection is in the inside bottom of shell, be provided with the stator on motor housing's the inside wall, the inside top of motor housing and bottom are provided with the bearing respectively. This novel water pump motor that waterproof performance is good falls the structure of making an uproar through being provided with, it includes the connecting block to fall the structure of making an uproar, connecting block fixed connection is on the inside wall of shell, the other end fixedly connected with inner shell of connecting block, be provided with the packing room between shell and the inner shell, the inside packing of packing the room has the mineral wool, when using, carry out water proof through the shell to the motor, utilize and form the packing room between shell and the inner shell, the inside packing mineral wool that fills the room can make shell and inner shell have the better effect of inhaling the sound and making an uproar of falling, thereby can the noise of this water pump motor during operation of greatly reduced, it is great that the during operation noise is solved, and the relatively poor problem of waterproof performance.

Description

Novel water pump motor that waterproof performance is good

Technical Field

The utility model relates to the technical field of motors, specifically be a novel water pump motor that waterproof performance is good.

Background

The water pump motor can be widely applied to different fields, can be applied to water pumps, can also be applied to matching equipment such as machine tools, air blowers, compressors and the like, has a very wide market prospect, but the water pump motor on the current market has the following problems and defects: the noise is high during working, and the waterproof performance is poor; the heat dissipation rate is slow, so that the long-time work cannot be realized; inconvenient seal installation to it, it is comparatively inconvenient to use, consequently needs to improve the water pump motor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel water pump motor that waterproof performance is good to it is great to propose the during operation noise among the above-mentioned background art to solve, and the relatively poor problem of waterproof performance.

In order to achieve the above object, the utility model provides a following technical scheme: a novel water pump motor with good waterproof performance comprises a motor shell and a shell, wherein the motor shell is fixedly connected to the bottom end inside the shell, a stator is arranged on the inner side wall of the motor shell, bearings are respectively arranged at the top end and the bottom end inside the motor shell, a rotor penetrates through the stator, two ends of the rotor are respectively embedded inside the bearings, one end of the rotor penetrates through the shell, a heat extraction mechanism is arranged at the top end of the shell, a sealing installation structure is arranged at the bottom end of the shell, and a noise reduction structure is arranged on the inner side wall of the shell;

the noise reduction structure comprises a connecting block, the connecting block is fixedly connected to the inner side wall of the outer shell, the other end of the connecting block is fixedly connected with an inner shell, a filling chamber is arranged between the outer shell and the inner shell, and mineral wool is filled in the filling chamber.

Preferably, heat extraction mechanism comprises exhaust box, air outlet, fan, dust removal shell, air-supply line and filter screen, exhaust box fixed connection is on the top of shell, the inside on exhaust box top is provided with the air outlet, exhaust box's inside is provided with the fan, dust removal shell fixed connection is in the bottom of shell one side, the inside fixedly connected with filter screen of dust removal shell, one side fixedly connected with air-supply line of dust removal shell.

Preferably, the interiors of the air exhaust box and the dust removal shell are respectively communicated with the interior of the outer shell.

Preferably, be convenient for sealed mounting structure comprises mounting flange, bolt, through-hole, shrink groove, interior caulking groove, spring and rubber circle, mounting flange fixed connection is in the bottom of shell, the inside at mounting flange both sides and both ends is provided with the through-hole respectively, the inside of through-hole is run through there is the bolt, the inside of mounting flange bottom is provided with the shrink groove, the bottom in shrink groove is provided with interior caulking groove, the top fixedly connected with spring of shrink inslot portion, the bottom fixedly connected with rubber circle of spring.

Preferably, the inner diameter of the embedded groove is larger than that of the shrinkage groove, and the outer diameter of the rubber ring is larger than that of the shrinkage groove and smaller than that of the embedded groove.

Preferably, one end of the rubber ring is embedded in the inner embedded groove, and the inner embedded groove and the rotor are arranged in a concentric circle.

Compared with the prior art, the beneficial effects of the utility model are that: the novel water pump motor with good waterproof performance not only realizes great reduction of noise in working, but also has good waterproof performance, realizes faster heat dissipation rate, can work for a long time, realizes convenient sealing installation and is more convenient to use;

(1) the noise reduction structure is arranged and comprises a connecting block, the connecting block is fixedly connected to the inner side wall of the outer shell, the inner shell is fixedly connected to the other end of the connecting block, a filling chamber is arranged between the outer shell and the inner shell, mineral wool is filled in the filling chamber, when the water-proof water pump is used, the motor is protected in a waterproof mode through the outer shell, the filling chamber is formed between the outer shell and the inner shell, and the outer shell and the inner shell can have good sound absorption and noise reduction effects due to the fact that the mineral wool is filled in the filling chamber, so that noise of the water pump motor during working can be greatly reduced;

(2) by arranging the air exhaust box, the air outlet, the fan, the dust removal shell, the air inlet pipe and the filter screen, when the water pump motor is used, the fan is started, the fan pumps air in the shell out and discharges the air through the air outlet, and outdoor air is filtered by the filter screen in the dust removal shell through the air inlet pipe and then pumped into the shell, so that the flowing speed of the air in the shell can be increased, the motor shell can quickly dissipate heat, the water pump motor can work for a long time, and the phenomenon of damage caused by untimely heat dissipation is avoided;

(3) through being provided with mounting flange, the bolt, the through-hole, the shrink groove, the embedded groove, spring and rubber circle, when using, pass through the bolt fastening with mounting flange on the pump case, the rubber circle spring shrink simultaneously by the inside of embedded groove of impressing this moment, under the elasticity that resets of spring, the bottom of rubber circle can push up tightly each other with the pump case, can strengthen the leakproofness of mounting flange and pump case seam crossing greatly like this, and the damaged phenomenon of rubber circle is difficult for appearing, and the operation is simple, the use of this water pump motor of being convenient for.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is an enlarged partial cross-sectional view of the utility model at a in fig. 1;

FIG. 3 is an enlarged front view of a partial section of the noise reduction structure of the present invention;

fig. 4 is a schematic view of the mounting flange of the present invention in a bottom view.

In the figure: 1. a motor housing; 2. a stator; 3. a housing; 4. an inner shell; 5. a heat removal mechanism; 501. an exhaust box; 502. an air outlet; 503. a fan; 504. a dust removal shell; 505. an air inlet pipe; 506. filtering with a screen; 6. a bearing; 7. a rotor; 8. the structure is convenient to seal and install; 801. installing a flange; 802. a bolt; 803. a through hole; 804. a contraction groove; 805. an embedded groove is formed; 806. a spring; 807. a rubber ring; 9. connecting blocks; 10. a filling chamber; 11. mineral wool.

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.

Example 1: referring to fig. 1-4, a novel water pump motor with good waterproof performance comprises a motor casing 1 and a housing 3, wherein the motor casing 1 is fixedly connected to the bottom end inside the housing 3, a stator 2 is arranged on the inner side wall of the motor casing 1, bearings 6 are respectively arranged at the top end and the bottom end inside the motor casing 1, a rotor 7 penetrates through the stator 2, two ends of the rotor 7 are respectively embedded inside the bearings 6, one end of the rotor 7 penetrates through the housing 3, a heat extraction mechanism 5 is arranged at the top end of the housing 3, a sealing installation structure 8 convenient to seal is arranged at the bottom end of the housing 3, and a noise reduction structure is arranged on the inner side wall of the housing 3;

referring to fig. 1-4, the novel water pump motor with good waterproof performance further comprises a noise reduction structure, the noise reduction structure comprises a connecting block 9, the connecting block 9 is fixedly connected to the inner side wall of the outer shell 3, the other end of the connecting block 9 is fixedly connected with the inner shell 4, a filling chamber 10 is arranged between the outer shell 3 and the inner shell 4, and mineral wool 11 is filled in the filling chamber 10;

specifically, as shown in fig. 1 and 3, the motor is protected from water by the outer casing 3, the filling chamber 10 is formed between the outer casing 3 and the inner casing 4, and the mineral wool 11 is filled in the filling chamber 10, so that the outer casing 3 and the inner casing 4 have good sound absorption and noise reduction effects, and the noise of the water pump motor during operation can be greatly reduced.

Example 2: the heat exhaust mechanism 5 is composed of an exhaust box 501, an air outlet 502, a fan 503, a dust removal shell 504, an air inlet pipe 505 and a filter screen 506, the exhaust box 501 is fixedly connected to the top end of the outer shell 3, the air outlet 502 is arranged inside the top end of the exhaust box 501, the fan 503 is arranged inside the exhaust box 501, the dust removal shell 504 is fixedly connected to the bottom end of one side of the outer shell 3, the filter screen 506 is fixedly connected inside the dust removal shell 504, and the air inlet pipe 505 is fixedly connected to one side of the dust removal shell 504;

the interiors of the exhaust box 501 and the dust removing shell 504 are respectively communicated with the interior of the shell 3, so that a heat dissipation passage is formed in the shell 3, and heat dissipation is facilitated;

specifically, as shown in fig. 1 and fig. 3, the fan 503 is started, the fan 503 draws the air inside the housing 3 out and discharges the air through the air outlet 502, and at this time, the outdoor air is filtered by the filter screen 506 inside the dust removing housing 504 through the air inlet pipe 505 and then is drawn into the housing 3, so that the flow rate of the air inside the housing 3 can be increased, the motor casing 1 can quickly dissipate heat, the water pump motor can work for a long time, and the phenomenon of damage due to untimely heat dissipation is avoided.

Example 3: the structure 8 convenient for sealing and mounting is composed of a mounting flange 801, bolts 802, through holes 803, shrinkage grooves 804, embedded grooves 805, springs 806 and rubber rings 807, wherein the mounting flange 801 is fixedly connected to the bottom end of the shell 3, the through holes 803 are respectively arranged in the two sides and two ends of the mounting flange 801, the bolts 802 penetrate through the through holes 803, the shrinkage grooves 804 are arranged in the bottom end of the mounting flange 801, the internal grooves 805 are arranged at the bottom end of the shrinkage grooves 804, the springs 806 are fixedly connected to the top ends of the shrinkage grooves 804, and the rubber rings 807 are fixedly connected to the bottom ends of the springs 806;

the inner diameter of the inner embedding groove 805 is larger than that of the contraction groove 804, and the outer diameter of the rubber ring 807 is larger than that of the contraction groove 804 and smaller than that of the inner embedding groove 805, so that a space can be reserved for contraction of the rubber ring 807, and the phenomenon that the rubber ring 807 is damaged is not easy to occur;

one end of the rubber ring 807 is embedded in the inner embedded groove 805, and the embedded groove 805 and the rotor 7 are arranged in a concentric circle, so that the overall sealing of the joint can be basically realized;

specifically, as shown in fig. 1, 2 and 4, the mounting flange 801 is fixed on the pump housing by the bolt 802, at this time, the rubber ring 807 is pressed into the embedded groove 805 while the spring 806 contracts, and under the restoring elastic force of the spring 806, the bottom of the rubber ring 807 is tightly pressed against the pump housing, so that the sealing performance of the joint between the mounting flange 801 and the pump housing can be greatly enhanced, the phenomenon of breakage of the rubber ring 807 is not easy to occur, the operation is simple, and the use of the water pump motor is convenient.

The working principle is as follows: when the utility model is used, firstly, the mounting flange 801 is fixed on the pump shell through the bolt 802, at the same time, the rubber ring 807 is pressed into the inner part of the embedded groove 805, the spring 806 contracts, under the reset elasticity of the spring 806, the bottom of the rubber ring 807 can be tightly propped against the pump shell, thus the sealing performance of the joint of the mounting flange 801 and the pump shell can be greatly enhanced, and the phenomenon of breakage of the rubber ring 807 is not easy to occur, one end of the rotor 7 is fixedly connected with the rotating shaft of the water pump through the shaft coupling, the stator 2 is electrified to lead the rotor 7 to rotate, thus the water pump can be driven to work, then the motor is protected by the outer shell 3, a filling chamber 10 is formed between the outer shell 3 and the inner shell 4, the mineral wool 11 is filled in the filling chamber 10, thus the outer shell 3 and the inner shell 4 have better sound absorption and noise reduction effects, thereby the noise of the water pump motor can be greatly reduced when in work, finally, the fan 503 is started, the fan 503 draws the air inside the outer casing 3 out and discharges the air through the air outlet 502, and then the outdoor air is drawn into the inside of the outer casing 3 after being filtered by the filter screen 506 inside the dust removing casing 504 through the air inlet pipe 505, so that the flow rate of the air inside the outer casing 3 can be increased, and the motor casing 1 can rapidly dissipate the heat.

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 novel water pump motor that waterproof performance is good, includes motor housing (1) and shell (3), its characterized in that: the motor casing (1) is fixedly connected to the bottom end inside the shell (3), a stator (2) is arranged on the inner side wall of the motor casing (1), bearings (6) are respectively arranged at the top end and the bottom end inside the motor casing (1), a rotor (7) penetrates through the stator (2), two ends of the rotor (7) are respectively embedded inside the bearings (6), one end of the rotor (7) penetrates through the outer portion of the shell (3), a heat extraction mechanism (5) is arranged at the top end of the shell (3), a sealing installation structure (8) convenient to seal is arranged at the bottom end of the shell (3), and a noise reduction structure is arranged on the inner side wall of the shell (3);

the noise reduction structure comprises a connecting block (9), the connecting block (9) is fixedly connected to the inner side wall of the outer shell (3), the other end of the connecting block (9) is fixedly connected with the inner shell (4), a filling chamber (10) is arranged between the outer shell (3) and the inner shell (4), and mineral wool (11) is filled in the filling chamber (10).

2. The novel water pump motor with good waterproof performance as claimed in claim 1, is characterized in that: heat dissipation mechanism (5) comprises exhaust box (501), air outlet (502), fan (503), dust removal shell (504), air-supply line (505) and filter screen (506), exhaust box (501) fixed connection is on the top of shell (3), the inside on exhaust box (501) top is provided with air outlet (502), the inside of exhaust box (501) is provided with fan (503), dust removal shell (504) fixed connection is in the bottom of shell (3) one side, the inside fixedly connected with filter screen (506) of dust removal shell (504), one side fixedly connected with air-supply line (505) of dust removal shell (504).

3. The novel water pump motor with good waterproof performance as claimed in claim 2, characterized in that: the interior of the air exhaust box (501) and the interior of the dust removal shell (504) are respectively communicated with the interior of the shell (3).

4. The novel water pump motor with good waterproof performance as claimed in claim 1, is characterized in that: be convenient for sealed mounting structure (8) comprise mounting flange (801), bolt (802), through-hole (803), shrink groove (804), embedded groove (805), spring (806) and rubber circle (807), mounting flange (801) fixed connection is in the bottom of shell (3), the inside at mounting flange (801) both sides and both ends is provided with through-hole (803) respectively, bolt (802) have been run through to the inside of through-hole (803), the inside of mounting flange (801) bottom is provided with shrink groove (804), the bottom of shrink groove (804) is provided with embedded groove (805), the inside top fixedly connected with spring (806) of shrink groove (804), the bottom fixedly connected with rubber circle (807) of spring (806).

5. The novel water pump motor with good waterproof performance as claimed in claim 4, is characterized in that: the inner diameter of the inner embedding groove (805) is larger than the inner diameter of the contraction groove (804), and the outer diameter of the rubber ring (807) is larger than the inner diameter of the contraction groove (804) and smaller than the inner diameter of the inner embedding groove (805).

6. The novel water pump motor with good waterproof performance as claimed in claim 4, is characterized in that: one end of the rubber ring (807) is embedded in the inner embedded groove (805), and the inner embedded groove (805) and the rotor (7) are arranged in a concentric circle.