CN114688207B - Be used for electromechanical engineering noise elimination shock-absorbing structure - Google Patents
Be used for electromechanical engineering noise elimination shock-absorbing structure Download PDFInfo
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- CN114688207B CN114688207B CN202210372848.1A CN202210372848A CN114688207B CN 114688207 B CN114688207 B CN 114688207B CN 202210372848 A CN202210372848 A CN 202210372848A CN 114688207 B CN114688207 B CN 114688207B
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- shock
- absorbing
- damping
- bag
- sound
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
- F16F15/0232—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means with at least one gas spring
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
- H02K5/207—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium with openings in the casing specially adapted for ambient air
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- General Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses a noise elimination and shock absorption structure for electromechanical engineering, which comprises a connecting seat, wherein a shock absorption expansion bag is arranged in the middle of the connecting seat, and a mounting seat positioned on one side of the shock absorption expansion bag is arranged on one side of the connecting seat. The invention is provided with a connecting seat, the connecting seat is connected with an external equipment mounting frame, a damping expansion bag is arranged in the middle of the connecting seat, one side of the connecting seat is rotatably connected with a mounting seat positioned on one side of the expansion damping bag, the mounting seat is connected with a motor-driven part generating vibration, support rods positioned on two sides of the expansion damping bag are arranged on one side of the mounting seat, one end of each support rod is contacted with the expansion damping bag, the mounting seat is static relative to the connecting seat under the elastic support of the expansion damping bag, the support rods bear most of vibration, the part of vibration is buffered by the expansion damping bag and continuous transmission is blocked, the damping function is realized, and the noise of external equipment can be greatly reduced due to the blockage of the continuous transmission of the vibration.
Description
Technical Field
The invention relates to the technical field of electromechanical engineering damping, in particular to a noise elimination and damping structure for electromechanical engineering.
Background
Common equipment in electromechanical engineering mainly comprises mechanical parts and electrical apparatus parts, this kind of equipment can replace the manual work activity of doing work, mechanical parts in this kind of equipment mainly includes the mount, coupling mechanism, drive mechanism and shell etc., electrical apparatus parts are mainly the motor, power consumption parts such as piston cylinder body and control box, wherein motor and piston cylinder body class part can produce vibrations when operating, the position of motor and piston cylinder body class and mechanical parts rigid connection is more, this kind of vibrations can all be transmitted mechanical parts, vibrations are after transmitting mechanical parts, because the problem that has fit clearance between mechanical parts not only can increase vibrations amplitude and vibration frequency, but also can increase vibration noise, that is to say, power-on of power consumption motor-driven parts can produce the vibrations of small amplitude, can make whole equipment appear vibrations increase and the phenomenon of noise increase after this kind of vibrations transmit mechanical parts.
Therefore, the invention provides a noise elimination and shock absorption structure for electromechanical engineering.
Disclosure of Invention
The invention aims to: in order to solve the problems mentioned in the background art, the invention provides a silencing and damping structure for electromechanical engineering.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a be used for electromechanical engineering noise elimination shock-absorbing structure, includes the connecting seat, the middle part of connecting seat is provided with the shock attenuation inflation bag and its one side is provided with the mount pad that is located shock attenuation inflation bag one side, is provided with the connecting plate of being connected with the connecting seat rotation on this mount pad, one side of mount pad is provided with the vaulting pole that is located shock attenuation inflation bag both sides and contacts with shock attenuation inflation bag wall, is located the vaulting pole of shock attenuation inflation bag both sides still is located the both sides of connecting plate and connecting seat axis of rotation, the opposite side of mount pad is provided with the butt joint board.
As a further description of the above technical solution:
the middle part of the connecting seat is provided with a bearing rod penetrating through the middle part of the damping expansion bag, and the bearing rod is rotatably connected with the connecting plate and is provided with a damping bushing.
As a further description of the above technical solution:
one end of the stay bar is fixedly connected with the mounting seat, the other end of the stay bar is connected with an arc-shaped pressing plate, and the inner arc wall of the arc-shaped pressing plate is in contact with the outer wall of the shock absorption expansion bag.
As a further description of the above technical solution:
the middle part of shock attenuation inflation bag is run through and is provided with the through-hole with carrier bar interference fit, the cover is equipped with the spacing gland that is located shock attenuation inflation bag both sides on the carrier bar.
As a further description of the above technical solution:
the shock absorption expansion bag is of a spherical structure, and one side of the limiting gland, which faces the shock absorption expansion bag, is of an inner spherical surface shape.
As a further description of the above technical solution:
the limiting gland is provided with a connecting sleeve in clearance fit with the bearing rod, and the bearing rod is screwed with a locking sleeve which is positioned at one end of the connecting sleeve far away from the damping expansion bag.
As a further description of the above technical solution:
and hydraulic oil is filled in the shock absorption expansion bag.
As a further description of the above technical solution:
and the shock absorption expansion bag is connected with a silencing cover positioned outside the installation butt plate.
As a further description of the above technical solution:
the sound-absorbing cover is of a U-shaped structure, sound-absorbing plates are arranged and distributed along the periphery of the U-shaped sound-absorbing cover, the cross section of each sound-absorbing plate is S-shaped, and one end of each S-shaped sound-absorbing plate extends into an inner arc cavity of each S-shaped sound-absorbing plate.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, the connecting seat is arranged, the connecting seat is connected with an external equipment mounting frame, the damping expansion bag is mounted in the middle of the connecting seat, one side of the connecting seat is rotatably connected with the mounting seat positioned on one side of the expansion damping bag, the mounting seat is connected with a motor-driven part for generating vibration, the support rods positioned on two sides of the expansion damping bag are mounted on one side of the mounting seat, one ends of the support rods are contacted with the expansion damping bag, the mounting seat is static relative to the connecting seat under the elastic support of the expansion damping bag, wherein the support rods bear most of vibration, the part of vibration is buffered by the expansion damping bag and is blocked from continuing transmission, the damping function is realized, and the noise of external equipment can be greatly reduced due to the blocking of the continuous transmission of the vibration.
2. According to the damping expansion bag, the through hole in interference fit with the bearing rod penetrates through the middle of the damping expansion bag, the limiting glands located on two sides of the damping expansion bag are sleeved on the bearing rod, the distance between the limiting glands located on two sides of the damping expansion bag can be adjusted, the damping expansion bag can be extruded when the limiting glands on two sides move oppositely, an annular area in the middle of the damping expansion bag is expanded, the damping strength of the support rod can be increased, the function of adjusting the distance between the limiting glands on two sides of the damping expansion bag is suitable for damping of motor parts with different vibration strengths, and the applicability is high.
3. In the invention, the shock absorption expansion bag is connected with the sound attenuation cover positioned outside the installation butt joint plate, the sound attenuation cover is positioned outside the motor-driven part and is used for weakening noise generated when the motor-driven part operates, and the sound attenuation cover is connected with the shock absorption expansion bag, so that the shock is not transmitted to the sound attenuation cover when the external motor-driven part vibrates, and part of noise generated due to the vibration can be eliminated.
Drawings
FIG. 1 is a schematic structural view of the connection seat, the mounting seat, the damping expansion bag and the silencing cover of the silencing and damping structure for the electromechanical engineering, which are provided by the invention, in an overall matching manner;
FIG. 2 is a schematic structural diagram of the detailed connection of the mounting seat, the damping expansion bag and the connecting seat for the electromechanical engineering damping structure provided by the invention;
FIG. 3 is a schematic structural view of a damping expansion bladder, a limiting gland, a locking sleeve and a bearing rod in a front view of the damping expansion bladder, the limiting gland, the locking sleeve and the bearing rod in the damping structure for electromechanical engineering;
FIG. 4 is a schematic view of a fitting structure of a mounting seat, a damping expansion bag and a bracket for an electromechanical engineering damping structure according to the present invention;
fig. 5 is a schematic structural diagram of the matching of the silencing cover and the butt plate for the electromechanical engineering silencing and damping structure provided by the invention.
Illustration of the drawings:
1. a connecting seat; 11. a carrier bar; 2. a shock absorbing expansion bladder; 3. a mounting seat; 31. a connecting plate; 32. a stay bar; 321. an arc-shaped pressing plate; 33. a butt plate; 4. a shock-absorbing bushing; 5. a limiting gland bush; 51. connecting sleeves; 6. a locking sleeve; 7. a sound deadening hood; 71. and a sound absorption plate.
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.
Example 1
Referring to fig. 1 and 2, a noise-damping and shock-absorbing structure for electromechanical engineering, including a connecting seat 1, a shock-absorbing expansion bag 2 is disposed in the middle of the connecting seat 1, and a mounting seat 3 disposed on one side of the shock-absorbing expansion bag 2 is disposed on one side of the connecting seat 1, specifically, a bearing rod 11 penetrating through the middle of the shock-absorbing expansion bag 2 is disposed in the middle of the connecting seat 1, a connecting plate 31 rotatably connected to the connecting seat 1 is disposed on the mounting seat 3, specifically, the bearing rod 11 and the connecting plate 31 are rotatably connected, a spacing sleeve disposed at the free end of the connecting plate 31 and spaced from the outer portion of the bearing rod 11 is disposed, a shock-absorbing bushing 4 made of rubber is sleeved between the spacing sleeve and the bearing rod 11, the mounting seat 3 is of a rectangular structure, wherein two connecting plates 31 are respectively and fixedly disposed at two ends of the mounting seat 3, thereby reducing a connecting member between the mounting seat 3 and the connecting seat 1, further reducing a vibration-conducting medium, a supporting rod 32 disposed on one side of the mounting seat 3 and contacting with the wall of the shock-absorbing expansion bag 2 is disposed on two sides of the shock-absorbing expansion bag 2 and is preferably, the arc-shaped supporting rod 32, the mounting seat is connected to the mounting seat 2, the arc-supporting plate, the mounting seat 32, the mounting seat is preferably, the arc-shaped supporting plate is connected to the arc-shaped supporting plate 321, further, the stability of the mounting base 3 can be improved, wherein the damping expansion bag 2 can be filled with water, vegetable oil, air or hydraulic oil, in the embodiment, the hydraulic oil is preferably filled, the volume change of the hydraulic oil is small after compression, and the damping expansion bag 2 is made of rubber materials, so that the damping expansion bag 2 has small shrinkage deformation after being compressed, and further the supporting rigidity of the damping expansion bag 2 can be improved, and in addition, the arc-shaped pressing plate 321 and the supporting rod 32 can be hinged or fixedly connected; the other side of the mounting seat 3 is provided with a butt plate 33, and the butt plate 33 is used for connecting with an external maneuvering component which generates vibration during working, in the embodiment, the maneuvering component can be an actuating motor, an air cylinder or an oil cylinder; then, positioning seat plates positioned at two ends of the bearing rod 11 are fixedly arranged on the connecting seat 1, the positioning seat plates are connected with an external mounting plate through bolts, and then the mechanical component is arranged on the butt plate 33 through bolts; in conclusion, the damping structure reduces the medium for vibration transmission and simultaneously blocks the transmission of vibration, so that the whole electromechanical equipment has the effect of damping.
Example 2
Referring to fig. 3, the difference from embodiment 1 is that a through hole which is in interference fit with the bearing rod 11 is arranged through the middle of the shock-absorbing expansion bladder 2, the bearing rod 11 is sleeved with limit glands 5 which are arranged at two sides of the shock-absorbing expansion bladder 2, the limit glands 5 at two sides of the shock-absorbing expansion bladder 2 clamp and limit the shock-absorbing expansion bladder 2, so that the elastic deformation portion of the shock-absorbing expansion bladder 2 is concentrated at the middle annular region, specifically, the position which is in contact with the arc-shaped pressing plate 321, that is, when the arc-shaped pressing plate 321 vibrates, the region on the outer wall of the shock-absorbing expansion bladder 2 which is in contact with the arc-shaped pressing plate 321 correspondingly appears a vibration phenomenon, and other positions do not vibrate, and the shock-absorbing expansion bladder 2 has an effect of preventing vibration diffusion, preferably, the shock-absorbing expansion bladder 2 is of a spherical structure, and one side of the limit gland 5 which faces the shock-absorbing expansion bladder 2 is of an inner spherical shape, the bearing rod 11 is screwed with a locking sleeve 6 which is positioned at one end of the connecting sleeve 51 far away from the shock absorption expansion bag 2, the bearing rod 11 can push the limiting gland 5 to move axially on the bearing rod 11 by rotating the locking sleeve 6, the shock absorption expansion bag 2 can be extruded when the limiting glands 5 at two sides of the shock absorption expansion bag 2 move oppositely, an area contacted with the arc-shaped pressing plate 321 can expand elastically at the moment, the elastic thrust to the arc-shaped pressing plates 321 at two sides is increased, otherwise, the thrust to the arc-shaped pressing plates 321 is reduced, namely, the damping adjusting function is provided, for example, for a motor component with high vibration strength, the motor component is adapted by extruding the shock absorption expansion bag 2, wherein driving jacks distributed circumferentially can be formed in the periphery of the locking sleeve 6, and are used for being in butt joint with an external driving rod, so that manual driving control is facilitated.
Example 3
Referring to fig. 1, 4 and 5, the difference from embodiment 1 is that the shock-absorbing expansion bladder 2 is connected with the sound-absorbing cover 7 outside the mounting interface plate 33, the sound-absorbing cover 7 is outside the motor-driven component and is used for weakening the noise generated during the operation of the motor-driven component, it is noted that the sound-absorbing cover 7 is connected with the shock-absorbing expansion bladder 2, thereby eliminating a part of the noise generated due to vibration, the connection is made in a manner that the gap is connected with the outer wall of the shock-absorbing expansion bladder 2 to pass through the bracket of the mounting base 3, the bracket can adopt the structure shown in the figure, then the sound-absorbing cover 7 is connected with the bracket, specifically, the sound-absorbing cover 7 is in a U-shaped structure, the motor-driven component is located in the U-shaped cavity of the sound-absorbing cover 7, the sound-absorbing cover 7 mainly performs sound-absorbing and sound-absorbing treatment on the outer periphery of the motor-driven component, specifically, the sound-absorbing cover 7 is provided with sound-absorbing plates 71 distributed along the U-shaped outer periphery, the sound-absorbing plates 71 mainly performs sound-absorbing treatment on the mounting base 3 and the sound-absorbing plate 7, and the sound-absorbing plate 71 is preferably, the sound-absorbing plate is laid in a curved surface S which is not extended in the adjacent to prevent the sound-absorbing plate S, the sound-absorbing plate 71, the sound-absorbing plate is located in the sound-absorbing plate.
During the use, use motor shock attenuation amortization as an example, pass through bolt and external mounting panel with the location bedplate on the connecting seat 1 and connect, then pass through the bolt with the motor and install on butt-joint plate 33, then with the output of motor and outside transmission shaft fixed connection, can produce vibrations and noise when the motor frequently starts or frequent positive and negative rotation, during the motor vibrations, can transmit vibrations for mount pad 3, a small part vibrations are eliminated by shock attenuation bush 4 when mount pad 3 is passive vibrations, remaining vibrations pass through vaulting pole 32 and transmit vibrations for arc clamp plate 321, the arc clamp plate 321 of vibrations is cushioned by shock attenuation inflation bag 2, this part vibrations can not continue to transmit for connecting seat 1, vibrations are effectively blocked, this shock-absorbing structure has played the absorbing efficiency.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The utility model provides a be used for electromechanical engineering noise elimination shock-absorbing structure, includes connecting seat (1), its characterized in that, the middle part of connecting seat (1) is provided with shock attenuation inflation bag (2) and its one side is provided with mount pad (3) that are located shock attenuation inflation bag (2) one side, is provided with on this mount pad (3) and rotates connecting plate (31) of being connected with connecting seat (1), one side of mount pad (3) is provided with and is located shock attenuation inflation bag (2) both sides and with the vaulting pole (32) wall contact of shock attenuation inflation bag (2), is located vaulting pole (32) of shock attenuation inflation bag (2) both sides still are located connecting plate (31) and connecting seat (1) rotation axis's both sides, the opposite side of mount pad (3) is provided with butt plate (33), the middle part of connecting seat (1) is provided with and runs through the carrier bar (11) in shock attenuation inflation bag (2) middle part, and this carrier bar (11) rotate with connecting plate (31) and be connected with and be provided with damping bush (4) in the rotation, the one end and mount pad (3) fixed connection of vaulting pole (32), the other end of this arc-shaped outer wall (321) and this shock attenuation bag contact.
2. The silencing and damping structure for the electromechanical engineering according to claim 1, wherein a through hole which is in interference fit with the bearing rod (11) is arranged in the middle of the damping expansion bag (2) in a penetrating manner, and the bearing rod (11) is sleeved with limiting glands (5) which are positioned at two sides of the damping expansion bag (2).
3. The silencing and shock-absorbing structure for electromechanical engineering according to claim 2 is characterized in that the shock-absorbing expansion bladder (2) is of a spherical structure, and one side of the limiting gland (5) facing the shock-absorbing expansion bladder (2) is of an inner spherical surface shape.
4. The silencing and damping structure for the electromechanical engineering according to claim 2, wherein the limiting gland (5) is provided with a connecting sleeve (51) in clearance fit with the bearing rod (11), and the bearing rod (11) is provided with a locking sleeve (6) engaged with the connecting sleeve (51) at an end far away from the damping expansion bag (2).
5. The silencing and shock-absorbing structure for electromechanical engineering according to claim 1 is characterized in that the shock-absorbing expansion bag (2) is filled with hydraulic oil.
6. A sound-deadening and shock-absorbing structure for electromechanical engineering according to claim 1, wherein a sound-deadening hood (7) located outside the installation butt plate (33) is attached to the shock-absorbing expansion bladder (2).
7. A sound-damping and shock-absorbing structure for electromechanical engineering according to claim 6, characterized in that the sound-damping cover (7) is of a U-shaped structure, sound-absorbing plates (71) are arranged on the sound-damping cover (7) along the outer periphery of the U-shape, the sound-absorbing plates (71) are S-shaped in cross section, and one end of the S-shape on one sound-absorbing plate (71) extends into the inner arc cavity of the S-shape on the adjacent sound-absorbing plate (71).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210372848.1A CN114688207B (en) | 2022-04-11 | 2022-04-11 | Be used for electromechanical engineering noise elimination shock-absorbing structure |
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| CN202210372848.1A CN114688207B (en) | 2022-04-11 | 2022-04-11 | Be used for electromechanical engineering noise elimination shock-absorbing structure |
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| CN114688207A CN114688207A (en) | 2022-07-01 |
| CN114688207B true CN114688207B (en) | 2022-10-28 |
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| CN115955050B (en) * | 2023-03-14 | 2023-05-12 | 江苏国蓉控股有限公司 | Autonomous regulation and control type damping device for ultra-silent generator set |
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| CN209705170U (en) * | 2018-10-22 | 2019-11-29 | 湖南省工业设备安装有限公司 | A kind of Architectural Equipment damping device |
| CN210178824U (en) * | 2019-06-27 | 2020-03-24 | 广州海岸线数字科技有限公司 | Dynamic effect picture playing device |
| CN214367470U (en) * | 2020-10-19 | 2021-10-08 | 中铁十六局集团第四工程有限公司 | Building damping support |
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2022
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015086920A (en) * | 2013-10-29 | 2015-05-07 | オイレス工業株式会社 | Aseismic base isolation support device |
| CN105221648A (en) * | 2015-11-17 | 2016-01-06 | 东南大学 | A kind of variation rigidity air cushion shock absorber |
| CN105805493A (en) * | 2016-05-18 | 2016-07-27 | 浙江工业职业技术学院 | Air bag type damping pad foot for mechanical device |
| CN208252656U (en) * | 2018-05-22 | 2018-12-18 | 东莞市三嘉光学科技有限公司 | A kind of Servo Injection Molding Machine damping device |
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