CN215580713U

CN215580713U - Low-noise direct current motor

Info

Publication number: CN215580713U
Application number: CN202121940512.8U
Authority: CN
Inventors: 金磊; 成雨鸣
Original assignee: Changzhou Shiboen New Energy Technology Co ltd
Current assignee: Changzhou Shiboen New Energy Technology Co ltd
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-01-18
Anticipated expiration: 2031-08-18

Abstract

The utility model discloses a low-noise direct current motor which comprises an installation frame, wherein the installation frame comprises a transverse plate, Contraband type plates are integrally arranged at two ends of the transverse plate, an insertion plate is integrally arranged in the middle of the interior of the Contraband type plate, a sound absorption plate is arranged at the lower part of the upper plate of the Contraband type plate, a first rubber partition plate and a second rubber partition plate are arranged at the upper side and the lower side of the insertion plate, damping mechanisms are arranged at two sides of the transverse plate, each damping mechanism comprises a limiting frame and an elastic plate mechanism, two ends of each elastic plate mechanism are respectively connected with a plurality of springs, an extension plate is arranged at one end of the transverse plate, a motor shaft supporting plate is arranged on each extension plate, and a bearing ring is arranged in the motor shaft supporting plate. The utility model has the advantages of reducing noise of the installation of the direct current motor, preventing the direct current motor from vibrating to generate noise when in operation, supporting the motor shaft, preventing the vibration from generating noise and the like.

Description

Low-noise direct current motor

Technical Field

The utility model relates to the technical field of direct current motors, in particular to a low-noise direct current motor.

Background

The dc motor is a rotating electrical machine that can convert dc electrical energy into mechanical energy (dc motor) or convert mechanical energy into dc electrical energy (dc generator). The motor can realize the mutual conversion of direct current electric energy and mechanical energy. When the motor is used as a motor, the motor is a direct current motor and converts electric energy into mechanical energy; when the generator is operated, the generator is a direct current generator and converts mechanical energy into electric energy.

However, when the existing dc motor is operated, a large noise may be generated, so that it is necessary to reduce the noise of the dc motor, and prevent the noise from being too large.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a low-noise direct current motor which has the advantages of reducing noise during installation of the direct current motor, preventing the direct current motor from generating noise due to oscillation during operation, supporting a motor shaft, preventing the direct current motor from generating noise due to oscillation and the like, so as to solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a low noise direct current motor, includes the installation frame, the installation frame is including the diaphragm, the both ends an organic whole of diaphragm is equipped with Contraband templates, an organic whole is equipped with in the middle of the inside of Contraband template and inserts the board, the fixed abatvoix that is equipped with in upper plate lower part of Contraband template, the upper and lower both sides of inserting the board are fixed and are equipped with first rubber partition and second rubber partition, the fixed damper that is equipped with in both sides of diaphragm, damper is including spacing frame and elastic plate mechanism, the both ends of elastic plate mechanism are a plurality of springs of fixedly connected with respectively, the insertion groove has been seted up to the inside of spacing frame, the spring is fixed to be in the inside of insertion groove, the one end of diaphragm is fixed and is equipped with the extension board, the fixed motor shaft backup pad that is equipped with on the extension board, the inside of motor shaft backup pad is equipped with the bearing ring.

Preferably, a direct current motor body is fixedly mounted on the mounting frame, supporting legs are fixedly arranged at the bottom ends of two sides of the direct current motor body, a plurality of radiating fins are fixedly arranged on the direct current motor body, a radiating assembly is arranged at the tail end of the direct current motor body, and the radiating assembly comprises a radiating fan and a radiating window.

Preferably, the middle fixed mounting of diaphragm has the elasticity rubber piece, be provided with the arch in the middle of the elasticity rubber piece, the middle arch of elasticity rubber piece with direct current motor body contact is connected, the both sides of elasticity rubber piece with the landing leg laminating is connected.

Preferably, the end of the supporting leg is provided with a clamping groove, the supporting leg is clamped inside the Contraband-shaped plate, and the inserting plate, the first rubber partition plate and the second rubber partition plate are connected inside the clamping groove in a clamping manner.

Preferably, one end of the direct current motor body is provided with a motor shaft, and the motor shaft movably penetrates through the bearing ring.

Preferably, the elastic plate mechanism is including the backup pad, the backup pad with the bottom laminating of landing leg is connected, the both ends difference fixedly connected with elasticity swash plate of backup pad, the one end fixedly connected with fly leaf of elasticity swash plate, the one end fixed connection connecting plate of fly leaf, fixedly connected with is a plurality of on the connecting plate the spring, the fly leaf with the connecting plate is in the inside of insertion groove.

Preferably, the Contraband template with pass through a plurality of fixing bolt fixed connection between the landing leg, a plurality of fixing bolt with be equipped with the third rubber baffle between the Contraband template.

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

1. the direct-current motor supporting leg damping device is provided with the fixed installation frame, the installation frame realizes clamping connection of the supporting legs of the direct-current motor, the rubber plate and the sound absorption plate are arranged between the supporting legs and the installation frame, the supporting legs can be damped and noise can be absorbed, the damping mechanism is arranged, the supporting legs can be damped, collision noise caused by vibration of the supporting legs is prevented, and vibration installation bolts are loosened;

2. the motor shaft supporting plate is arranged, the motor shaft supporting plate can stably support a motor shaft of a direct current motor, and the bearing is arranged in the motor shaft supporting plate, so that the motor shaft can be rotatably connected, the motor shaft can be rotatably supported, and the motor shaft is prevented from vibrating to generate noise when rotating.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a second schematic structural diagram of the present invention;

FIG. 3 is a schematic structural view of the mounting mechanism of the present invention;

FIG. 4 is a schematic view of the construction of the rubber sheet and sound absorbing sheet of the present invention;

fig. 5 is a schematic structural view of the shock absorbing mechanism of the present invention.

In the figure: 1. a mounting frame; 2. a transverse plate; 3. contraband a template; 4. an insert plate; 5. a sound-absorbing panel; 6. a first rubber spacer; 7. a second rubber spacer; 8. a damping mechanism; 9. a limiting frame; 10. an elastic plate mechanism; 11. a support plate; 12. an elastic sloping plate; 13. a movable plate; 14. a connecting plate; 15. a spring; 16. inserting the groove; 17. an elastic rubber block; 18. an extension plate; 19. a motor shaft support plate; 20. a bearing ring; 21. a DC motor body; 22. heat dissipation fins; 23. a support leg; 24. a motor shaft; 25. a clamping groove; 26. a third rubber spacer; 27. fixing the bolt; 28. a heat dissipation assembly.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution:

the utility model provides a low noise direct current motor, including installation frame 1, installation frame 1 is including diaphragm 2, diaphragm 2's both ends an organic whole is equipped with Contraband template 3, an organic whole is equipped with in the middle of Contraband template 3's the inside and inserts board 4, Contraband template 3's the fixed abatvoix 5 that is equipped with in upper plate lower part, the upper and lower both sides of inserting board 4 are fixed and are equipped with first rubber partition 6 and second rubber partition 7, diaphragm 2's both sides are fixed and are equipped with damper 8, damper 8 is including spacing frame 9 and elastic plate mechanism 10, a plurality of springs 15 of fixedly connected with respectively at the both ends of elastic plate mechanism 10, insertion groove 16 has been seted up to spacing frame 9's inside, spring 15 is fixed in the inside of insertion groove 16, the fixed extension board 18 that is equipped with of diaphragm 2's one end, the fixed motor shaft backup pad 19 that is equipped with on the extension board 18, the inside of motor shaft backup pad 19 is equipped with bearing ring 20.

In order to realize making direct current motor body 21 be convenient for carry out fixed mounting to and can realize the heat dissipation, in this embodiment, preferably, fixed mounting has direct current motor body 21 on the installation frame 1, and the both sides bottom mounting of direct current motor body 21 is equipped with landing leg 23, and the fixed a plurality of heat dissipation wings 22 that are equipped with on direct current motor body 21, and the tail end of direct current motor body 21 is equipped with radiator unit 28, and radiator unit 28 is including cooling fan and heat dissipation window.

In order to realize stable supporting connection of the direct current motor body 21, in this embodiment, preferably, the elastic rubber block 17 is fixedly installed in the middle of the transverse plate 2, a protrusion is arranged in the middle of the elastic rubber block 17, the protrusion in the middle of the elastic rubber block 17 is in contact connection with the direct current motor body 21, and two sides of the elastic rubber block 17 are attached to the supporting legs 23.

In order to realize the engagement of the leg 23 and reduce the noise caused by the shock and impact when the leg 23 is engaged, in the present embodiment, it is preferable that the engagement groove 25 is opened at the end of the leg 23, the leg 23 is engaged inside the Contraband type plate 3, and the insertion plate 4, the first rubber partition 6, and the second rubber partition 7 are engaged inside the engagement groove 25.

In order to rotatably support motor shaft 24, so that motor shaft 24 does not oscillate when rotating, in the embodiment, it is preferable that motor shaft 24 is disposed at one end of dc motor body 21, and motor shaft 24 movably penetrates through bearing ring 20.

In order to realize the elastic support of the dc motor body 21, and when the force is applied, the length adjustment can be realized, and further the elastic damping effect can be realized, in this embodiment, preferably, the elastic plate mechanism 10 includes the support plate 11, the support plate 11 is attached to the bottom of the supporting leg 23, two ends of the support plate 11 are respectively and fixedly connected with the elastic inclined plate 12, one end of the elastic inclined plate 12 is fixedly connected with the movable plate 13, one end of the movable plate 13 is fixedly connected with the connecting plate 14, the connecting plate 14 is fixedly connected with a plurality of springs 15, and the movable plate 13 and the connecting plate 14 are located inside the insertion groove 16.

In order to realize stable fixed installation of the installation frame 1 and the dc motor body 21 and reduce the oscillation noise, in this embodiment, preferably, the Contraband shaped plate 3 is fixedly connected with the supporting leg 23 by a plurality of fixing bolts 27, and a third rubber partition plate 26 is arranged between the plurality of fixing bolts 27 and the Contraband shaped plate 3.

The structure principle is as follows: when in use, the supporting leg 23 of the dc motor body 21 is clamped and mounted on the mounting frame 1, so that the insertion plate 4, the first rubber partition plate 6 and the second rubber partition plate 7 are clamped and connected inside the clamping groove 25, then the Contraband-shaped plate 3, the insertion plate 4, the sound-absorbing plate 5, the first rubber partition plate 6, the second rubber partition plate 7 and the supporting leg 23 are fixedly connected through the fixing bolt 27, so as to maintain the stable mounting of the dc motor body 21, and the motor shaft 24 penetrates through the bearing ring 20, so that the motor shaft supporting plate 19 and the bearing ring 20 can support the motor shaft 24, when the dc motor body 21 operates, the elastic plate mechanism 10 in the damping mechanism 8 is pressed by the supporting leg 23, so that the supporting plate 11 moves downwards, and the elastic inclined plate 12 is unfolded, and then the elastic inclined plate 12 pushes the movable plate 13 and the connecting plate 14, so that the movable plate 13, the movable plate 7, the second rubber partition plate 7 and the supporting plate 23 are connected together, Connecting plate 14 and spring 15 can be adjusted in the inside insertion groove 16 of spacing frame 9 activity, realize carrying out the shock attenuation to landing leg 23, and first rubber partition 6, second rubber partition 7, third rubber partition 26 and elastic rubber block 17 can realize weakening and vibrate the collision, and abatvoix 5 can effectually absorb the noise that vibrates the collision, and then realize noise abatement to the stable installation to direct current motor body 21.

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

1. The utility model provides a low noise direct current motor, includes installation frame (1), its characterized in that: the installation frame (1) comprises a transverse plate (2), Contraband type plates (3) are integrally arranged at two ends of the transverse plate (2), an insertion plate (4) is integrally arranged in the middle of the interior of the Contraband type plate (3), an acoustic board (5) is fixedly arranged at the lower portion of an upper plate of the Contraband type plate (3), a first rubber partition plate (6) and a second rubber partition plate (7) are fixedly arranged on the upper side and the lower side of the insertion plate (4), a damping mechanism (8) is fixedly arranged on two sides of the transverse plate (2), the damping mechanism (8) comprises a limiting frame (9) and an elastic plate mechanism (10), a plurality of springs (15) are fixedly connected to two ends of the elastic plate mechanism (10) respectively, an insertion groove (16) is formed in the limiting frame (9), the springs (15) are fixedly arranged in the insertion groove (16), an extension plate (18) is fixedly arranged at one end of the transverse plate (2), a motor shaft supporting plate (19) is fixedly arranged on the extending plate (18), and a bearing ring (20) is arranged inside the motor shaft supporting plate (19).

2. A low noise dc motor according to claim 1, wherein: the mounting frame (1) is gone up fixed mounting and is had direct current motor body (21), the both sides bottom mounting of direct current motor body (21) is equipped with landing leg (23), direct current motor body (21) are gone up the fixed a plurality of heat dissipation wings (22) that are equipped with, the tail end of direct current motor body (21) is equipped with radiator unit (28), radiator unit (28) are including radiator fan and heat dissipation window.

3. A low noise dc motor according to claim 2, wherein: the middle fixed mounting of diaphragm (2) has elastic rubber piece (17), be provided with the arch in the middle of elastic rubber piece (17), the middle arch of elastic rubber piece (17) with direct current motor body (21) contact is connected, the both sides of elastic rubber piece (17) with landing leg (23) laminating is connected.

4. A low noise dc motor according to claim 2, wherein: clamping grooves (25) are formed in the end portions of the supporting legs (23), the supporting legs (23) are clamped inside the Contraband-shaped plates (3), and the inserting plates (4), the first rubber partition plates (6) and the second rubber partition plates (7) are connected inside the clamping grooves (25) in a clamping mode.

5. A low noise dc motor according to claim 2, wherein: one end of the direct current motor body (21) is provided with a motor shaft (24), and the motor shaft (24) movably penetrates through the bearing ring (20).

6. A low noise dc motor according to claim 2, wherein: elastic plate mechanism (10) is including backup pad (11), backup pad (11) with the bottom laminating of landing leg (23) is connected, the both ends difference fixed connection elasticity swash plate (12) of backup pad (11), the one end fixedly connected with fly leaf (13) of elasticity swash plate (12), the one end fixed connection connecting plate (14) of fly leaf (13), fixedly connected with is a plurality of on connecting plate (14) spring (15), fly leaf (13) with connecting plate (14) are in the inside of insertion groove (16).

7. A low noise dc motor according to claim 2, wherein: the Contraband template (3) with through a plurality of fixing bolt (27) fixed connection between landing leg (23), a plurality of fixing bolt (27) with be equipped with third rubber partition plate (26) between Contraband template (3).