CN210867368U - Vibration/noise reduction direct current motor structure - Google Patents
Vibration/noise reduction direct current motor structure Download PDFInfo
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- CN210867368U CN210867368U CN201921604438.5U CN201921604438U CN210867368U CN 210867368 U CN210867368 U CN 210867368U CN 201921604438 U CN201921604438 U CN 201921604438U CN 210867368 U CN210867368 U CN 210867368U
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Abstract
The utility model discloses a vibration/noise reduction direct current motor structure relates to direct current motor technical field, including the motor main part, the motor main part includes front bearing frame and rear bearing frame, and the rear end at the motor main part is installed to the rear bearing frame, all installs wave spring on front bearing frame and the rear bearing frame, rubber gasket and bearing, wave spring, rubber gasket and bearing are installed in proper order, the downside fixedly connected with fixed plate of motor main part, the upper surface of fixed plate is equipped with the motor casing, the upper surface one end of fixed plate is passed through the hinge and is articulated with the motor casing, the fixed box of upper surface other end fixedly connected with of fixed plate. The utility model discloses an adding rubber gasket and wave spring between the bearing at both ends around the motor main part and bearing frame, uneven power when can effectual absorption motor shaft is rotatory reduces vibrations and noise when the motor main part operates, easy operation, simple to operate, and is with low costs, safe and reliable.
Description
Technical Field
The utility model relates to a direct current motor technical field, in particular to vibration/noise reduction direct current motor structure.
Background
A dc motor refers to a rotating electrical machine that can convert dc electrical energy into mechanical energy or vice versa. The motor can realize the mutual conversion of direct current electric energy and mechanical energy.
The direct current motor in the market does not have any buffer device between the bearing and the bearing seat, and the direct current motor does not buffer and absorb the unbalanced force when the direct current motor shaft rotates during operation, so that the direct current motor has larger vibration and noise during operation.
Therefore, it is necessary to provide a structure of a damping and noise-reducing dc motor to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a vibration/noise reduction direct current motor structure to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a shock-absorbing noise-reducing direct current motor structure comprises a motor main body, wherein the motor main body comprises a front bearing seat and a rear bearing seat, and the rear bearing seat is arranged at the rear end of the motor main body;
the front bearing seat and the rear bearing seat are respectively provided with a wave spring, a rubber gasket and a bearing, and the wave spring, the rubber gasket and the bearing are sequentially arranged;
the lower side surface of the motor main body is fixedly connected with a fixed plate, the upper surface of the fixed plate is provided with a motor cover, one end of the upper surface of the fixed plate is hinged with the motor cover through a hinge, and the other end of the upper surface of the fixed plate is fixedly connected with a fixed box;
the middle of the upper surface of the fixed box is provided with a pressing rod, the bottom end of the pressing rod extends into the fixed box, the bottom end of the pressing rod is provided with a connecting rod, the bottom end of the connecting rod is provided with a moving block, one side of the moving block is provided with a return spring, and one side of the moving block, far away from the return spring, is fixedly connected with a clamping and connecting rod.
Optionally, the motor main body is located in the motor cover, and the sound absorption cotton is fixedly connected to the inner surface of the motor cover.
Optionally, a limiting block is fixedly connected to the bottom end of one side of the pressing rod in the fixing box.
Optionally, a limiting groove adapted to the limiting block is formed in the inner wall of the fixing box, and the limiting block is connected with the limiting groove in a sliding manner.
Optionally, the top end of the connecting rod is movably connected with the pressing rod through a pin shaft.
Optionally, the bottom end of the connecting rod is movably connected with the moving block through a pin shaft.
Optionally, one end of the return spring abuts against the moving block, and the other end of the return spring is clamped with the inner wall of the fixed box.
Optionally, both ends of the lower surface of the moving block are fixedly connected with sliding blocks.
Optionally, a clamping groove matched with the clamping rod is formed in one side, close to the fixing box, of the motor cover.
Optionally, one end of the clamping rod is arranged to be an inclined surface, and one end of the clamping rod penetrates through the fixing box and extends into the clamping groove.
The utility model discloses a technological effect and advantage:
1. the utility model discloses an adding rubber gasket and wave spring between the bearing at both ends around the motor main part and bearing frame, uneven power when can effectual absorption motor shaft is rotatory reduces vibrations and noise when the motor main part operates, easy operation, simple to operate, and is with low costs, safe and reliable.
2. The utility model discloses a cooperation of pressing rod, stopper, spacing groove, connecting rod, movable block, reset spring, slider, joint pole and joint groove is used, and the motor cover of being convenient for is opened and is fixed, structural design is reasonable, easy operation, and it is convenient to use.
Drawings
Fig. 1 is a schematic sectional view of the motor body according to the present invention.
Fig. 2 is an exploded view of the rear bearing seat of the present invention.
Fig. 3 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.
Fig. 4 is an enlarged schematic view of the present invention at B in fig. 1.
Fig. 5 is a side view of the motor main body of the present invention.
Fig. 6 is a schematic sectional view of the fixing box of the present invention.
Fig. 7 is a perspective view of the motor cover of the present invention.
In the figure: 1. a motor main body; 2. a rear bearing seat; 3. a wave spring; 4. a rubber gasket; 5. a bearing; 6. a fixing plate; 7. a motor cover; 8. sound-absorbing cotton; 9. a fixing box; 10. a pressing lever; 11. a limiting block; 12. a limiting groove; 13. a connecting rod; 14. a moving block; 15. a return spring; 16. a slider; 17. a clamping and connecting rod; 18. a clamping groove.
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 is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The utility model provides a shock-absorbing noise-reducing DC motor structure as shown in figures 1-7, which comprises a motor main body 1;
as shown in fig. 1, a motor main body 1 includes a front bearing housing and a rear bearing housing 2, and the rear bearing housing 2 is mounted at a rear end of the motor main body 1.
By fig. 2, fig. 3 and fig. 4 show, all install wave spring 3 on front axle bearing and the rear axle bearing 2, rubber gasket 4 and bearing 5, wave spring 3, rubber gasket 4 and bearing 5 install in proper order, through adding rubber gasket 4 and wave spring 3 between bearing 5 and the bearing frame at both ends around motor main part 1, unbalanced force when can effectual absorption motor shaft is rotatory, vibrations and noise when reducing motor main part 1 operation, moreover, the steam generator is simple in operation, high durability and convenient installation, low cost, safety and reliability.
As shown in fig. 5, a fixing plate 6 is fixedly connected to the lower side surface of the motor main body 1, a motor cover 7 is arranged on the upper surface of the fixing plate 6, the motor main body 1 is located in the motor cover 7, sound absorbing cotton 8 is fixedly connected to the inner surface of the motor cover 7, one end of the upper surface of the fixing plate 6 is hinged to the motor cover 7 through a hinge, and a fixing box 9 is fixedly connected to the other end of the upper surface of the fixing plate 6.
As shown in fig. 6 and 7, a pressing rod 10 is disposed in the middle of the upper surface of the fixed box 9, the bottom end of the pressing rod 10 extends into the fixed box 9, a limiting block 11 is fixedly connected to the bottom end of one side of the pressing rod 10 located in the fixed box 9, a limiting groove 12 adapted to the limiting block 11 is disposed on the inner wall of the fixed box 9, the limiting block 11 is slidably connected to the limiting groove 12, a connecting rod 13 is disposed at the bottom end of the pressing rod 10, a moving block 14 is disposed at the bottom end of the connecting rod 13, the top end of the connecting rod 13 is movably connected to the pressing rod 10 through a pin shaft, the bottom end of the connecting rod 13 is movably connected to the moving block 14 through a pin shaft, a return spring 15 is disposed at one side of the moving block 14, one end of the return spring 15 abuts against the moving block 14, the other end of the return spring 15 is clamped to the inner wall of the fixed box 9, slider 16 and spout sliding connection, through being provided with the spout, stability when can reinforcing movable block 14 removes, frictional force when reducing movable block 14 and removing, the removal of the movable block 14 of being convenient for, one side fixedly connected with joint pole 17 that reset spring 15 was kept away from to movable block 14, motor cover 7 is close to one side of fixed box 9 and offers the joint groove 18 with joint pole 17 adaptation, the one end of joint pole 17 sets up to the inclined plane, fixed box 9 is worn out and the joint inslot 18 is stretched into to the one end of joint pole 17, the motor cover 7 of being convenient for is opened and is fixed, and reasonable structural design, the operation is simple, and convenient use.
This practical theory of operation:
the wave spring 3 is firstly installed in the bearing seat, then the rubber gasket 4 is installed, then the bearing 5 is installed, and then the motor rotor and the shell are assembled, so that the problems of motor vibration and noise are solved by the advantages of large rigidity range, strong buffering and shock absorption capability and the like of the wave spring 3 and the rubber gasket 4; when the motor cover 7 needs to be opened to maintain the motor main body 1, the pressing rod 10 is pressed, the pressing rod 10 drives the limiting block 11 to slide in the limiting groove 12, the pressing rod 10 drives the connecting rod 13 to move, the connecting rod 13 drives the moving block 14 to move, the moving block 14 extrudes the reset spring 15, meanwhile, the moving block 14 drives the sliding block 16 to slide in the sliding groove, the moving block 14 drives the clamping rod 17 to move away from the clamping groove 18, when the clamping rod 17 is separated from the clamping groove 18, the motor cover 7 can be opened, and the motor main body 1 is maintained.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (10)
1. The utility model provides a vibration/noise reduction DC motor structure, includes motor main part (1), its characterized in that: the motor main body (1) comprises a front bearing seat and a rear bearing seat (2), and the rear bearing seat (2) is arranged at the rear end of the motor main body (1);
the front bearing seat and the rear bearing seat (2) are respectively provided with a wave spring (3), a rubber gasket (4) and a bearing (5), and the wave spring (3), the rubber gasket (4) and the bearing (5) are sequentially arranged;
a fixing plate (6) is fixedly connected to the lower side surface of the motor main body (1), a motor cover (7) is arranged on the upper surface of the fixing plate (6), one end of the upper surface of the fixing plate (6) is hinged to the motor cover (7) through a hinge, and a fixing box (9) is fixedly connected to the other end of the upper surface of the fixing plate (6);
the upper surface middle part of fixed box (9) is equipped with according to depression bar (10), the bottom of according to depression bar (10) stretches into in fixed box (9), the bottom of according to depression bar (10) is equipped with connecting rod (13), the bottom of connecting rod (13) is equipped with movable block (14), one side of movable block (14) is equipped with reset spring (15), one side fixedly connected with joint pole (17) that reset spring (15) were kept away from to movable block (14).
2. A vibration/noise reduction dc motor structure according to claim 1, wherein:
the motor main body (1) is located in a motor cover (7), and sound absorption cotton (8) is fixedly connected to the inner surface of the motor cover (7).
3. A vibration/noise reduction dc motor structure according to claim 1, wherein:
the pressing rod (10) is positioned at the bottom end of one side in the fixed box (9) and is fixedly connected with a limiting block (11).
4. A vibration/noise reduction dc motor structure according to claim 3, wherein:
the inner wall of the fixed box (9) is provided with a limit groove (12) matched with the limit block (11), and the limit block (11) is connected with the limit groove (12) in a sliding mode.
5. A vibration/noise reduction dc motor structure according to claim 1, wherein:
the top end of the connecting rod (13) is movably connected with the pressing rod (10) through a pin shaft.
6. A vibration/noise reduction dc motor structure according to claim 1, wherein:
the bottom end of the connecting rod (13) is movably connected with the moving block (14) through a pin shaft.
7. A vibration/noise reduction dc motor structure according to claim 1, wherein:
one end of the return spring (15) is abutted against the moving block (14), and the other end of the return spring (15) is clamped with the inner wall of the fixed box (9).
8. A vibration/noise reduction dc motor structure according to claim 1, wherein:
and two ends of the lower surface of the moving block (14) are fixedly connected with sliding blocks (16).
9. A vibration/noise reduction dc motor structure according to claim 1, wherein:
one side of the motor cover (7) close to the fixed box (9) is provided with a clamping groove (18) matched with the clamping rod (17).
10. A vibration/noise reduction dc motor structure according to claim 9, wherein:
one end of the clamping rod (17) is arranged to be an inclined plane, and one end of the clamping rod (17) penetrates out of the fixing box (9) and extends into the clamping groove (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921604438.5U CN210867368U (en) | 2019-09-25 | 2019-09-25 | Vibration/noise reduction direct current motor structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921604438.5U CN210867368U (en) | 2019-09-25 | 2019-09-25 | Vibration/noise reduction direct current motor structure |
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| Publication Number | Publication Date |
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| CN210867368U true CN210867368U (en) | 2020-06-26 |
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| CN201921604438.5U Active CN210867368U (en) | 2019-09-25 | 2019-09-25 | Vibration/noise reduction direct current motor structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110661362A (en) * | 2019-09-25 | 2020-01-07 | 浙江联大科技有限公司 | Vibration/noise reduction direct current motor structure |
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2019
- 2019-09-25 CN CN201921604438.5U patent/CN210867368U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110661362A (en) * | 2019-09-25 | 2020-01-07 | 浙江联大科技有限公司 | Vibration/noise reduction direct current motor structure |
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