CN213072315U - Low-noise speed reducer direct-connection motor shell - Google Patents
Low-noise speed reducer direct-connection motor shell Download PDFInfo
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- CN213072315U CN213072315U CN202022173843.5U CN202022173843U CN213072315U CN 213072315 U CN213072315 U CN 213072315U CN 202022173843 U CN202022173843 U CN 202022173843U CN 213072315 U CN213072315 U CN 213072315U
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Abstract
The utility model provides a low noise speed reducer direct-connected motor housing belongs to motor accessories technical field. It includes the shell body, the shell body in be equipped with the motor installation cavity, the shell body inner wall in by interior to being equipped with liquid in proper order and falling the layer of making an uproar, the solid falls the layer of making an uproar and the gas falls the layer of making an uproar, the liquid fall the layer of making an uproar and include the coolant liquid chamber that the cross-section is the U type, the coolant liquid intracavity be equipped with the coolant liquid, the coolant liquid be full of the coolant liquid chamber. The motor sets up at motor installation intracavity, and when the motor operates, the layer of making an uproar falls by interior liquid to outer in proper order in the shell body inner wall, the solid falls the layer of making an uproar and the gas falls the layer of making an uproar and can fall the noise that the motor produced many times to reduce and transmit the noise outside the shell body, coolant liquid in the coolant liquid intracavity can carry out prefilter to the noise, can also effectively dispel the heat simultaneously.
Description
Technical Field
The utility model belongs to the technical field of the motor accessories, a low noise speed reducer direct-connection motor housing is related to.
Background
The motor is an electromagnetic device for realizing electric energy conversion or transmission according to the electromagnetic induction law, and mainly has the function of generating driving torque as a power source of electrical appliances or various machines, and the motor can vibrate surrounding air under the condition of high-speed operation so as to generate noise.
In order to overcome the defects of the prior art, people continuously explore and propose various solutions, for example, a chinese patent discloses a motor housing with shock absorption and noise reduction functions [ application number: 201710648960.2], including the base. The interior of the base is of a hollow structure, the tops of the two ends of the base are fixedly connected with side plates through fixing bolts, the tops of the side plates are fixedly connected with top plates, the inner walls of the top ends of the side plates are fixedly connected with fixed shafts, and a plurality of noise reduction fan blades are movably connected onto the fixed shafts; two supports of fixedly connected with on the base, two supports all are located between two curb plates, and the support has the rotor through bearing swing joint, the outer wall swing joint of rotor has the shock attenuation baffle, fixedly connected with rotor damping spring on the shock attenuation baffle, rotor damping spring's other end fixed connection is at the lateral wall of support, the bottom of two supports all is provided with the fixed pin, the fixed pin runs through the base and extends to the inner chamber of base, the equal fixedly connected with fixed pin damping spring of outer wall of two fixed pins, fixed pin damping spring's other end fixed connection is at the both ends lateral wall of base inner chamber.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the above-mentioned problem, a low noise speed reducer direct-connection motor housing is provided.
In order to achieve the above purpose, the utility model adopts the following technical proposal:
the utility model provides a low noise speed reducer direct connection motor housing, includes the shell body, the shell body in be equipped with the motor installation cavity, shell body inner wall in by interior to being equipped with liquid in proper order and falling the layer of making an uproar, the solid falls the layer of making an uproar and the gas falls the layer of making an uproar, the liquid fall the layer of making an uproar and include the coolant liquid chamber that the cross-section is the U type, the coolant liquid intracavity be equipped with the coolant liquid, the coolant liquid be full of the coolant liquid chamber.
In foretell low noise speed reducer direct-connected motor housing, cooling liquid chamber top both sides even have the feed liquor runner respectively and go out the liquid flow way, feed liquor runner and liquid flow way level set up and feed liquor runner and liquid flow way keep away from motor installation cavity one end and run through the shell body.
In the direct-connected motor shell of the low-noise speed reducer, the solid noise reduction layer comprises a sound insulation cavity with a U-shaped section, and sound insulation materials are arranged in the sound insulation cavity.
In the casing of the direct-connected motor of the low-noise speed reducer, the sound insulation material is a fiberboard.
In the direct-connection motor shell of the low-noise speed reducer, the gas noise reduction layer comprises a silencing cavity with a U-shaped section, inert gas is filled in the silencing cavity, and a silencing assembly is further arranged in the silencing cavity.
In the direct-connection motor shell of the low-noise speed reducer, the silencing component comprises a sound absorption layer arranged on the side wall of the silencing cavity far away from or close to the motor installation cavity, and the sound absorption layer is made of a sound absorption material.
In foretell low noise speed reducer direct-connected motor shell, the amortization intracavity still be equipped with a plurality of horizontal or vertical strengthening ribs that set up, the strengthening rib both ends link firmly and the cross-section of strengthening rib is circular with the both sides lateral wall in amortization chamber respectively.
In foretell low noise speed reducer direct-connected motor shell, the strengthening rib outer wall on still be equipped with a plurality of cross-sections semicircular and inhale the sound piece, inhale the sound piece and make by sound absorbent.
In the casing of the direct-connected motor of the low-noise speed reducer, the sound absorption material is inorganic foam.
In foretell low noise speed reducer direct connection motor housing, shell body bottom still be equipped with the air inlet duct that links to each other with the amortization chamber, the vertical setting of air inlet duct and air inlet duct keep away from motor installation cavity one side and run through the shell body, air inlet duct outer end still be connected with the end cap through screw thread detachable.
Compared with the prior art, the utility model has the advantages of: the motor sets up at motor installation intracavity, and when the motor operates, the layer of making an uproar falls by interior liquid to outer in proper order in the shell body inner wall, the solid falls the layer of making an uproar and the gas falls the layer of making an uproar and can fall the noise that the motor produced many times to reduce and transmit the noise outside the shell body, coolant liquid in the coolant liquid intracavity can carry out prefilter to the noise, can also effectively dispel the heat simultaneously.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic diagram of the overall structure provided by the present invention;
fig. 2 is an enlarged schematic view at a in fig. 1.
Detailed Description
As shown in fig. 1 and 2, a low noise speed reducer direct connection motor housing comprises a housing body 1, the housing body 1 in be equipped with motor installation cavity 2, the inner wall of the housing body 1 in from inside to outside be equipped with liquid in proper order and fall the layer 3 of making an uproar, solid fall the layer 4 of making an uproar and fall the layer 5 of making an uproar with gas, the liquid fall the layer 3 of making an uproar and include the coolant liquid chamber 6 that the cross-section is the U type, the coolant liquid chamber 6 in be equipped with the coolant liquid, the coolant liquid be full of coolant liquid chamber 6.
In this embodiment, the motor setting is in motor installation cavity 2, and when the motor was in operation, the noise that layer 3, solid noise reduction layer 4 and the gaseous noise reduction layer 5 of making an uproar can produce the motor by interior liquid that falls to outer in the 1 inner wall of shell body fall and make an uproar many times to reduce and transmit the noise outside the shell body, coolant liquid in the coolant liquid chamber 6 can carry out prefilter to the noise, can also effectively dispel the heat simultaneously.
It will be appreciated by those skilled in the art that the cooling fluid may be water or a coolant.
Preferably, as shown in fig. 1 and fig. 2, a liquid inlet flow channel 8 and a liquid outlet flow channel 9 are respectively connected to two sides of the top of the cooling liquid cavity 6, the liquid inlet flow channel 8 and the liquid outlet flow channel 9 are horizontally arranged, and one end of the liquid inlet flow channel 8 and one end of the liquid outlet flow channel 9, which are far away from the motor installation cavity 2, penetrate through the outer shell 1. The liquid inlet flow channel 8 and the liquid outlet flow channel 9 are respectively connected with a liquid outlet and a liquid inlet of the cooling device, so that cooling liquid in the cooling liquid cavity 6 can move circularly to take heat generated by the work of the motor out of the outside, and the purpose of heat dissipation is achieved.
Preferably, as shown in fig. 1 and 2, the solid noise reduction layer 4 includes a sound insulation cavity 10 with a U-shaped cross section, and sound insulation material is disposed in the sound insulation cavity 10. The sound insulation material is fiberboard. The sound insulating material in the sound-insulating chamber 10 further filters the noise.
Preferably, as shown in fig. 1 and fig. 2, the gas noise reduction layer 5 includes a sound attenuation chamber 11 with a U-shaped cross section, the sound attenuation chamber 11 is filled with inert gas, and a sound attenuation assembly 12 is further disposed in the sound attenuation chamber 11. The inert gas in the silencing cavity 11 can buffer the noise, thereby reducing the noise penetrating out of the shell, absorbing the noise by reflection, refraction or sound conversion and other modes of the silencing component 12, and reducing the noise transmitted out of the shell.
Preferably, as shown in fig. 1 and 2, the sound attenuation module 12 includes a sound absorption layer 13 disposed on a side wall of the sound attenuation chamber 11 away from or close to the motor installation chamber 2, and the sound absorption layer 13 is made of a sound absorption material. The sound absorbing layer 13 can absorb noise by reflection, refraction, sound conversion or other methods, and can reduce the noise transmitted to the outside of the housing.
It will be understood by those skilled in the art that the sound absorbing material is mostly a porous material, such as slag wool, blanket, etc., and the sound absorbing mechanism is that sound waves go deep into the pores of the material, and the pores are mostly open pores with interconnected inside, and are subjected to air molecular friction and viscous resistance, and the fine fibers are mechanically vibrated, thereby converting sound energy into heat energy.
Preferably, as shown in fig. 1 and fig. 2, a plurality of reinforcing ribs 14 arranged transversely or longitudinally are further arranged in the sound-deadening chamber 11, two ends of each reinforcing rib 14 are fixedly connected with the side walls on two sides of the sound-deadening chamber 11, and the cross section of each reinforcing rib 14 is circular. The ribs 14 can increase the strength at the cavity of the outer shell.
Preferably, as shown in fig. 1 and 2, a plurality of sound absorption blocks 15 with semicircular cross sections are further disposed on the outer wall of the reinforcing rib 14, and the sound absorption blocks 15 are made of sound absorption materials. The sound absorption blocks 15 on the reinforcing ribs 14 can absorb noise in modes of reflection, refraction, sound conversion and the like when the noise enters the sound attenuation cavity 11, and the noise transmitted to the outside of the shell can be reduced.
Preferably, the sound absorbing material is an inorganic foam.
Preferably, as shown in fig. 1 and fig. 2, an air inlet flow channel 16 connected to the noise reduction cavity 11 is further disposed at the bottom of the outer casing 1, the air inlet flow channel 16 is vertically disposed, one side of the air inlet flow channel 16, which is far away from the motor installation cavity 2, penetrates through the outer casing 1, and a plug 17 is detachably connected to an outer end of the air inlet flow channel 16 through a thread. The air inlet channel 16 can conveniently flush inert gas into the sound attenuation cavity 11, the plug 17 can seal the air inlet channel, and the plug 17 can be detachably arranged through threads and can be conveniently detached and installed.
The utility model discloses a theory of operation is: the motor is arranged in the motor mounting cavity 2, when the motor runs, the liquid noise reduction layer 3, the solid noise reduction layer 4 and the gas noise reduction layer 5 which are sequentially arranged from inside to outside in the inner wall of the outer shell 1 can reduce noise generated by the motor for multiple times, so that the noise transmitted to the outside of the outer shell is reduced, the cooling liquid in the cooling liquid cavity 6 can preliminarily filter the noise, and meanwhile, heat can be effectively dissipated; the liquid inlet flow channel 8 and the liquid outlet flow channel 9 are respectively connected with a liquid outlet and a liquid inlet of a cooling device, so that cooling liquid in the cooling liquid cavity 6 can move circularly to take heat generated by the work of a motor out of the outside, the purpose of heat dissipation is achieved, sound insulation materials in the sound insulation cavity 10 can further filter noise, inert gas in the sound insulation cavity 11 can buffer the noise, so that the noise penetrating out of the shell is reduced, the noise reduction component 12 can absorb the noise in a reflection mode, a refraction mode, a sound conversion mode or the like, the noise transmitted out of the shell can be reduced, the sound absorption layer 13 can absorb the noise in a reflection mode, a refraction mode, a sound conversion mode or the like, the noise transmitted out of the shell can be reduced, the reinforcing ribs 14 can increase the strength of the cavity of the shell, and the sound absorption blocks 15 on the reinforcing ribs 14 can absorb the noise in a reflection mode, when the noise enters the sound absorption, Modes such as refraction or sound conversion absorb the noise, can reduce the noise air inlet flow 16 that transmits outside the shell and can conveniently dash into inert gas in the sound cavity 11, and end cap 17 can seal air inlet flow, and end cap 17 can be dismantled through the screw thread and set up and can conveniently dismantle and install.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (10)
1. The utility model provides a low noise speed reducer direct connection motor housing, includes shell body (1), its characterized in that, shell body (1) in be equipped with motor installation cavity (2), shell body (1) inner wall in by interior to being equipped with liquid in proper order and falling layer (3), solid and falling layer (4) and the gas and falling layer (5) of making an uproar, liquid fall layer (3) of making an uproar and include cooling liquid chamber (6) that the cross-section is the U type, cooling liquid chamber (6) in be equipped with the coolant liquid, the coolant liquid be full of cooling liquid chamber (6).
2. The low-noise speed reducer direct-connection motor housing according to claim 1, wherein a liquid inlet flow channel (8) and a liquid outlet flow channel (9) are respectively connected to two sides of the top of the cooling liquid cavity (6), the liquid inlet flow channel (8) and the liquid outlet flow channel (9) are horizontally arranged, and one ends, far away from the motor installation cavity (2), of the liquid inlet flow channel (8) and the liquid outlet flow channel (9) penetrate through the housing body (1).
3. The direct-connected motor casing of the low-noise speed reducer according to claim 1, wherein the solid noise reduction layer (4) comprises a sound insulation cavity (10) with a U-shaped cross section, and sound insulation materials are arranged in the sound insulation cavity (10).
4. The housing of a direct-coupled motor of a low noise speed reducer as claimed in claim 3, wherein the sound insulation material is a fiberboard.
5. The direct-connection motor casing of the low-noise speed reducer according to claim 1, wherein the gas noise reduction layer (5) comprises a silencing cavity (11) with a U-shaped section, inert gas is filled in the silencing cavity (11), and a silencing assembly (12) is further arranged in the silencing cavity (11).
6. The direct-connection motor housing of the low-noise speed reducer according to claim 5, wherein the silencing assembly (12) comprises a sound absorption layer (13) arranged on the side wall of the silencing cavity (11) far away from or close to the motor installation cavity (2), and the sound absorption layer (13) is made of a sound absorption material.
7. The casing of the direct-connected motor of the low-noise speed reducer according to claim 6, wherein a plurality of reinforcing ribs (14) arranged transversely or longitudinally are further arranged in the silencing cavity (11), two ends of each reinforcing rib (14) are fixedly connected with side walls on two sides of the silencing cavity (11) respectively, and the cross section of each reinforcing rib (14) is circular.
8. The casing of the direct-connected motor of the low-noise speed reducer as claimed in claim 7, wherein the outer wall of the reinforcing rib (14) is further provided with a plurality of sound absorption blocks (15) with semicircular sections, and the sound absorption blocks (15) are made of sound absorption materials.
9. The housing of a direct-coupled motor of a low noise speed reducer as claimed in claim 8, wherein the sound-absorbing material is an inorganic foam.
10. The low-noise speed reducer direct-connection motor housing according to claim 5, characterized in that an air inlet flow channel (16) connected with the sound attenuation cavity (11) is further arranged at the bottom of the housing body (1), the air inlet flow channel (16) is vertically arranged, one side, away from the motor installation cavity (2), of the air inlet flow channel (16) penetrates through the housing body (1), and a plug (17) is detachably connected to the outer end of the air inlet flow channel (16) through threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022173843.5U CN213072315U (en) | 2020-09-28 | 2020-09-28 | Low-noise speed reducer direct-connection motor shell |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022173843.5U CN213072315U (en) | 2020-09-28 | 2020-09-28 | Low-noise speed reducer direct-connection motor shell |
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| CN213072315U true CN213072315U (en) | 2021-04-27 |
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| CN202022173843.5U Active CN213072315U (en) | 2020-09-28 | 2020-09-28 | Low-noise speed reducer direct-connection motor shell |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114992310A (en) * | 2022-06-20 | 2022-09-02 | 浙江诺顿电机有限公司 | Noise reduction device for hyperbolic speed reducer |
| CN117134542A (en) * | 2023-10-26 | 2023-11-28 | 江苏远东电机制造有限公司 | Low-vibration low-noise motor |
-
2020
- 2020-09-28 CN CN202022173843.5U patent/CN213072315U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114992310A (en) * | 2022-06-20 | 2022-09-02 | 浙江诺顿电机有限公司 | Noise reduction device for hyperbolic speed reducer |
| CN117134542A (en) * | 2023-10-26 | 2023-11-28 | 江苏远东电机制造有限公司 | Low-vibration low-noise motor |
| CN117134542B (en) * | 2023-10-26 | 2024-01-23 | 江苏远东电机制造有限公司 | Low-vibration low-noise motor |
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