CN208571823U - A kind of stepper motor with decrease of noise functions - Google Patents
A kind of stepper motor with decrease of noise functions Download PDFInfo
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- CN208571823U CN208571823U CN201821317361.9U CN201821317361U CN208571823U CN 208571823 U CN208571823 U CN 208571823U CN 201821317361 U CN201821317361 U CN 201821317361U CN 208571823 U CN208571823 U CN 208571823U
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- noise
- inner housing
- noise reduction
- reduction layer
- hollow structure
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- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
The utility model discloses a kind of stepper motors with decrease of noise functions, including outer housing and inner housing, outer housing and inner housing one end are equipped with common mouth, hollow structure is set as among outer housing and inner housing, it is uniformly distributed in hollow structure to have several attachment bases, stress spring is installed on attachment base, several through-holes are offered on inner housing, through-hole is connected with hollow structure, and noise-reducing structure is equipped in the corresponding hollow structure of through-hole, noise-reducing structure includes the first noise reduction layer and the second noise reduction layer, acoustical cotton is equipped among first noise reduction layer and the second noise reduction layer, several curved pipes are equipped in first noise reduction layer, several damper tubes are equipped in second noise reduction layer, damper tube is set as diamond structure, the utility model passes through setting stress spring, reduce the vibration that outer housing and inner housing are generated in stepper motor work, by the way that noise-reducing structure is arranged, from Extend noise transmission paths progress synchronous with consumption two approach of noise transmission energy, noise reduction effect is excellent.
Description
Technical field
The utility model relates to a kind of stepper motor, in particular to a kind of stepper motor with decrease of noise functions belongs to step
Into motor noise-reducing technical field.
Background technique
With the continuous diversification of the market demand, requirement of the people for things also more stringent, such as stepper motor,
Stepper motor is the opened loop control motor that electric impulse signal is changed into angular displacement or displacement of the lines, is modern digital process control system
Main executive component in system, application is extremely wide, however stepper motor often generates biggish noise when in use, to step
Great noise pollution is caused into motor working environment, so simultaneously, the market demand is also the more small and weak a kind of step of noise
Into motor, so a kind of stepper motor that can have automatic reduction noise is that present market is needed.
Utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies of existing technologies, and is provided a kind of with decrease of noise functions
Stepper motor solves the problems, such as the loud noise generated when stepper motor work.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution:
A kind of stepper motor with decrease of noise functions of the utility model, including outer housing and inner housing, the outer housing and
Inner housing one end is equipped with common mouth, is set as hollow structure, uniform cloth in the hollow structure among the outer housing and inner housing
Equipped with several attachment bases, stress spring is installed on the attachment base, several through-holes are offered on the inner housing, it is described logical
Hole is connected with hollow structure, and noise-reducing structure is equipped in the corresponding hollow structure of the through-hole, and the noise-reducing structure includes the
Acoustical cotton, first noise reduction layer are equipped among one noise reduction layer and the second noise reduction layer, first noise reduction layer and the second noise reduction layer
It is interior to be equipped with several curved pipes, several damper tubes are equipped in second noise reduction layer, the damper tube is set as diamond structure, described total
Rubber membrane and abatvoix are equipped on the outside of port, the rubber membrane is attached among common mouth outer wall and abatvoix.
As a kind of optimal technical scheme of the utility model, filled out in the hollow structure that the outer housing and inner housing are formed
Filled with sound-absorbing material.
As a kind of optimal technical scheme of the utility model, the attachment base of the outer housing is equipped with and inner housing outer wall
The sound insulation tube of connection.
As a kind of optimal technical scheme of the utility model, acoustical cotton is filled in the through-hole on the inner housing.
As a kind of optimal technical scheme of the utility model, the through-hole of the inner housing is interior equipped with across inner housing and outside
The ventilation duct of shell.
The utility model beneficial effect achieved is: a kind of stepper motor with decrease of noise functions of the utility model, step
The noise generated into motor work is transmitted to noise-reducing structure by through-hole on inner housing, and noise first passes around the first noise reduction layer,
Under curved pipe effect, constantly extend the propagation path of noise, then noise passes through acoustical cotton and is transmitted to the second noise reduction layer, is damping
Under pipe effect, the energy of noise transmission is constantly consumed, the sound-absorbing material processing eventually passed through in hollow structure is sent out again, this
Utility model is reduced the vibration that outer housing and inner housing are generated in stepper motor work, is passed through by setting stress spring
Noise-reducing structure is set, and from noise transmission paths progress synchronous with consumption two approach of noise transmission energy is extended, noise reduction effect is excellent
It is good.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the enlarged structure schematic diagram at the utility model A；
Fig. 3 is the structural schematic diagram of the utility model noise-reducing structure.
In figure: 1, outer housing；2, inner housing；3, common mouth；4, hollow structure；5, attachment base；6, stress spring；7, lead to
Hole；8, noise-reducing structure；9, the first noise reduction layer；10, the second noise reduction layer；11, acoustical cotton；12, curved pipe；13, damper tube；14, rubber
Glue film；15, abatvoix；16, sound insulation tube；17, ventilation duct.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
Embodiment
As shown in Figure 1-3, a kind of stepper motor with decrease of noise functions, including outer housing 1 and inner housing 2,1 He of outer housing
2 one end of inner housing is equipped with common mouth 3, is set as hollow structure 4 among outer housing 1 and inner housing 2, uniformly distributed in hollow structure 4
Have several attachment bases 5, stress spring 6 be installed on attachment base 5, offer several through-holes 7 on inner housing 2, through-hole 7 with it is hollow
Structure 4 is connected, and is equipped with noise-reducing structure 8 in the corresponding hollow structure 4 of through-hole 7, and noise-reducing structure 8 includes 9 He of the first noise reduction layer
It is equipped with acoustical cotton 11 among second noise reduction layer 10, the first noise reduction layer 9 and the second noise reduction layer 10, is equipped in the first noise reduction layer 9 several
Curved pipe 12, the second noise reduction layer 10 is interior equipped with several damper tubes 13, and damper tube 13 is set as diamond structure, is equipped on the outside of common mouth 3
Rubber membrane 14 and abatvoix 15, rubber membrane 14 are attached among common 3 outer wall of mouth and abatvoix 15.
It is filled with sound absorber material in the hollow structure 4 that outer housing 1 and inner housing 2 are formed, attractive material uses inorganic fibre
Material is tieed up, attractive material plays the role of synchronous noise reduction well.The attachment base 5 of outer housing 1 is equipped with and 2 outer wall of inner housing
The sound insulation tube 16 of connection separates attractive material in stress spring 6 and hollow structure 4, while also functioning to and stress spring 6 occurs
The absorption of the noise generated when deformation.Acoustical cotton 11 is filled in through-hole 7 on inner housing 2.In the through-hole 7 of inner housing 2
Equipped with the ventilation duct 17 across inner housing 2 and outer housing 1, ventilation duct 17 is realized to the heat dissipation inside inner housing 2, while ventilation duct
17 are set to 7 outside of through-hole that inner housing 2 has acoustical cotton 1, realize decrease of noise functions well.
Specifically, a kind of stepper motor with decrease of noise functions, in use, the noise that stepper motor work generates is in
Through-hole 7 is transmitted to noise-reducing structure 8 on shell 2, and noise first passes around the first noise reduction layer 9, under the effect of curved pipe 12, constantly extends
The propagation path of noise, then noise passes through acoustical cotton 11 and is transmitted to the second noise reduction layer 10, under the effect of damper tube 13, constantly disappears
The energy for consuming noise transmission, the sound-absorbing material processing eventually passed through in hollow structure 4 are sent out again, and the utility model is by setting
Stress spring 6 is set, reduces the vibration that outer housing 1 and inner housing 2 are generated in stepper motor work, by the way that noise-reducing structure is arranged
8, from noise transmission paths progress synchronous with consumption two approach of noise transmission energy is extended, noise reduction effect is excellent.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of stepper motor with decrease of noise functions, including outer housing (1) and inner housing (2), which is characterized in that the shell
Body (1) and inner housing (2) one end are equipped with common mouth (3), are set as hollow structure among the outer housing (1) and inner housing (2)
(4), uniformly distributed in the hollow structure (4) to have several attachment bases (5), stress spring is installed on the attachment base (5)
(6), it is offered several through-holes (7) on the inner housing (2), the through-hole (7) is connected with hollow structure (4), and described logical
Noise-reducing structure (8) are equipped in the corresponding hollow structure (4) in hole (7), the noise-reducing structure (8) includes the first noise reduction layer (9) and the
Acoustical cotton (11) are equipped among two noise reduction layers (10), first noise reduction layer (9) and the second noise reduction layer (10), first noise reduction
Several curved pipes (12) are equipped in layer (9), are equipped with several damper tubes (13) in second noise reduction layer (10), the damper tube
(13) it is set as diamond structure, rubber membrane (14) and abatvoix (15), rubber membrane (14) patch are equipped on the outside of the common mouth (3)
It is intermediate set on common mouth (3) outer wall and abatvoix (15).
2. a kind of stepper motor with decrease of noise functions according to claim 1, which is characterized in that the outer housing (1)
Sound-absorbing material is filled in the hollow structure (4) formed with inner housing (2).
3. a kind of stepper motor with decrease of noise functions according to claim 1, which is characterized in that the outer housing (1)
Attachment base (5) be equipped with the sound insulation tube (16) that connect with inner housing (2) outer wall.
4. a kind of stepper motor with decrease of noise functions according to claim 1, which is characterized in that the inner housing (2)
On through-hole (7) in be filled with acoustical cotton (11).
5. a kind of stepper motor with decrease of noise functions according to claim 1, which is characterized in that the inner housing (2)
Through-hole (7) in be equipped with across inner housing (2) and outer housing (1) ventilation duct (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821317361.9U CN208571823U (en) | 2018-08-16 | 2018-08-16 | A kind of stepper motor with decrease of noise functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821317361.9U CN208571823U (en) | 2018-08-16 | 2018-08-16 | A kind of stepper motor with decrease of noise functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208571823U true CN208571823U (en) | 2019-03-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821317361.9U Active CN208571823U (en) | 2018-08-16 | 2018-08-16 | A kind of stepper motor with decrease of noise functions |
Country Status (1)
| Country | Link |
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| CN (1) | CN208571823U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110102387A (en) * | 2019-04-08 | 2019-08-09 | 宁波锋成纳米科技有限公司 | A kind of Ultrasonic Pulverization device with sound insulation and decrease of noise functions |
| CN113258711A (en) * | 2021-05-17 | 2021-08-13 | 扬州洁晨机电科技有限公司 | Motor end cover with vibration/noise reduction mechanism |
-
2018
- 2018-08-16 CN CN201821317361.9U patent/CN208571823U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110102387A (en) * | 2019-04-08 | 2019-08-09 | 宁波锋成纳米科技有限公司 | A kind of Ultrasonic Pulverization device with sound insulation and decrease of noise functions |
| CN113258711A (en) * | 2021-05-17 | 2021-08-13 | 扬州洁晨机电科技有限公司 | Motor end cover with vibration/noise reduction mechanism |
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