CN112502487A - Sound insulation room for machine tool equipment - Google Patents
Sound insulation room for machine tool equipment Download PDFInfo
- Publication number
- CN112502487A CN112502487A CN201910868865.2A CN201910868865A CN112502487A CN 112502487 A CN112502487 A CN 112502487A CN 201910868865 A CN201910868865 A CN 201910868865A CN 112502487 A CN112502487 A CN 112502487A
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- Prior art keywords
- machine tool
- sound insulation
- sound
- room
- damping
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- 238000009413 insulation Methods 0.000 title claims abstract description 34
- 238000013016 damping Methods 0.000 claims abstract description 30
- 229920000742 Cotton Polymers 0.000 claims abstract description 12
- 239000000428 dust Substances 0.000 claims description 21
- 238000006243 chemical reaction Methods 0.000 claims description 17
- 230000035939 shock Effects 0.000 claims description 11
- 238000003860 storage Methods 0.000 claims description 11
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 7
- 239000003365 glass fiber Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims 2
- 238000010276 construction Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000012530 fluid Substances 0.000 description 4
- 230000005236 sound signal Effects 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H1/00—Buildings or groups of buildings for dwelling or office purposes; General layout, e.g. modular co-ordination or staggered storeys
- E04H1/12—Small buildings or other erections for limited occupation, erected in the open air or arranged in buildings, e.g. kiosks, waiting shelters for bus stops or for filling stations, roofs for railway platforms, watchmen's huts or dressing cubicles
- E04H1/1205—Small buildings erected in the open air
- E04H1/1238—Shelters for engines, e.g. electrical meter housings
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
- E04B1/8209—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only sound absorbing devices
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Acoustics & Sound (AREA)
- Electromagnetism (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
The invention discloses a sound insulation room for machine tool equipment, and particularly relates to the field of sound insulation rooms. The invention eliminates the use of sound-absorbing cotton which is easy to be adhered with ash and heavy by adopting a mode of active noise reduction instead of passive noise reduction, utilizes the loudspeaker to release sound waves with opposite phases and same amplitude with the noise to offset the noise, omits various sound-insulating layers, greatly reduces the production cost of a machine tool sound-insulating room, additionally, the vibration generated by the noise sound waves is offset by the damping device at the bottom, also offsets the vibration of the machine tool during working, and blocks the noise from being transmitted out of the sound-insulating room in many aspects, thereby having remarkable sound-insulating effect.
Description
Technical Field
The invention relates to the technical field of sound insulation rooms, in particular to a sound insulation room for machine tool equipment.
Background
With the development of social economy and the adjustment of industrial structure, the direct contribution of the sound insulation room to national economy gradually becomes an industry for improving economic operation quality, promoting economic growth and improving economic technology grade from small to large, the machine tool sound insulation room which is mainstream in the market at present uses passive noise reduction and is placed on the inner wall and is fully adhered with thick sound insulation cotton, a specially-made sound insulation room door is arranged, and noise can be effectively absorbed by utilizing the hollow characteristic of the sound insulation cotton.
However, when the machine tool is actually used, some defects still exist, for example, a large amount of dust is usually accompanied in the production field of machine tool machining, the dust is more serious when a machine tool grinding tool is used, the dust of the machine tool machining after long-term use can be adsorbed by sound-absorbing cotton, gaps in the sound-absorbing cotton are filled up, the sound insulation effect is reduced, and in addition, the noise of the machine tool can also be transmitted to a sound insulation room through the bottom surface by utilizing the resonance principle, so that the sound insulation effect is reduced.
Therefore, a machine tool equipment sound insulation room with good sound insulation effect and long service life is needed.
Disclosure of Invention
In order to overcome the above defects in the prior art, embodiments of the present invention provide a machine tool sound-insulation room, which eliminates the use of sound-absorbing cotton that is easily sticky and thick by replacing passive noise reduction with active noise reduction, and cancels noise by using a speaker to release sound waves with the same amplitude and phase as that of machine tool noise, so as to achieve the purpose of eliminating noise, and omit various sound-insulation layers to greatly reduce the production cost of the machine tool sound-insulation room, so as to solve the problems proposed in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a machine tool equipment sound insulation room, is including the base that is used for supporting fixed whole sound insulation room, the surface mounting of base has a plurality of damping device, damping device's top fixed mounting has the room body, the inner chamber left and right sides fixed mounting of the room body has dust screen, speaker, the top side fixed mounting of the internal chamber of room has a dust screen, shock attenuation hanging seat, electric light, the bottom fixed mounting of shock attenuation hanging seat has the microphone, the top cover of microphone has dustproof cotton, the fixed mounting of the room body has sealing door, the outside of the room body is close to sealing door fixed mounting and has control panel, control panel's top fixed mounting has the controller.
In a preferred embodiment, the speaker is located inside a dust screen, the electric lamp is located inside a top dust screen, the head of the microphone penetrates out of the top dust screen, the dust screen and the top dust screen are both made of glass fiber meshes in the same structure, and the shock absorption hanging seat is in an elastic structure.
In a preferred embodiment, a cavity is formed in the movable supporting block, the top end of the compression spring is located in the cavity of the movable supporting block, damping fluid is filled in the cavity of the movable supporting block, the movable supporting block is sleeved in an upper plate of the base plate, the damping fluid is filled in the buffer cavity, and a plurality of air holes are formed in the upper half surface of the base plate, so that the house body is independent, and the vibration of the internal machine tool cannot be transmitted out.
In a preferred embodiment, the controller has a storage module and a noise reduction determination module, the storage module is configured to store a noise reduction function, the noise reduction determination module is electrically connected to the storage module and configured to receive a noise signal of the microphone and call the noise reduction function stored in the storage module to analyze a noise reduction audio signal, and the audio control output module is electrically connected to the noise reduction determination module and configured to generate a control signal for controlling the speaker to play according to the analyzed noise reduction audio signal.
In a preferred embodiment, the control panel has an amplifying circuit electrically connected to the speaker for amplifying the noise signal output by the speaker, an analog-to-digital conversion circuit connected to the amplifying circuit for performing analog-to-digital conversion on the amplified noise signal, a digital-to-analog conversion circuit electrically connected to the controller for performing digital-to-analog conversion on the control signal output by the controller, and a power amplifying circuit connected to the digital-to-analog conversion circuit for amplifying the control signal.
The invention has the technical effects and advantages that:
1. the invention eliminates the use of sound-absorbing cotton which is easy to be adhered with ash and heavy by replacing a passive noise-reducing mode with active noise-reducing, and utilizes the loudspeaker to release sound waves with opposite phase and same amplitude with the noise of the machine tool to offset the noise, thereby achieving the purpose of eliminating the noise, omitting various sound-insulating layers and greatly reducing the production cost of a machine tool sound-insulating room;
2. the invention is supported by a plurality of independent damping and buffering devices, so that the sound insulation room is separated from the bottom surface to block the way that noise can be transmitted through the ground, the vibration generated by noise sound waves is counteracted by the damping devices, the vibration during the working of a machine tool is also counteracted, the noise is blocked from being transmitted out of the sound insulation room in many aspects, and the sound insulation effect is obvious.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic front view of the present invention.
Fig. 3 is a schematic structural view of the shock absorbing device of the present invention.
Fig. 4 is an enlarged view of the microphone connection structure of the present invention.
The reference signs are: 1. a base; 2. a damping device; 3. a house body; 4. a dust screen; 5. a speaker; 6. a dust screen is arranged on the top; 7. a microphone; 8. a shock-absorbing hanging seat; 9. an electric lamp; 10. a controller; 11. a control panel; 12. a sealing door; 13. dustproof cotton; 201. a base plate; 202. a buffer rod; 203. a compression spring; 204. a movable supporting block; 205. a buffer chamber; 206. a shock-absorbing lever; 207. a damping spring; 208. a top 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.
1-4, including the base 1 that is used for supporting fixed whole soundproof room, base 1's surface mounting has a plurality of damping device 2, damping device 2's top fixed mounting has the room body 3, the inner chamber left and right sides fixed mounting of the room body 3 has dust screen 4, speaker 5, the top side fixed mounting of the 3 inner chambers of the room body has a dust screen 6, shock attenuation hanging seat 8, electric light 9, the bottom fixed mounting of shock attenuation hanging seat 8 has microphone 7, the top cover of microphone 7 has dustproof cotton 13, the fixed mounting of the room body 3 has sealing door 12, the outside of the room body 3 is close to sealing door 12 fixed mounting has control panel 11, control panel 11's top fixed mounting has controller 10.
As shown in fig. 3, the damping device 2 includes a bottom plate 201 of a sealed cavity structure, a top plate 208, a plurality of buffer rods 202 are fixedly installed in an inner cavity of the bottom plate 201, a compression spring 203 is sleeved on the surface of each buffer rod 202, a movable supporting block 204 is sleeved on the top of the compression spring 203, a buffer cavity 205 is fixedly installed on the top of the movable supporting block 204, a damping rod 206 is sleeved inside the buffer cavity 205, the damping rod 206 is sleeved in a bottom plate of the top plate 208, a damping spring 207 is fixedly installed inside the top plate 208, and the bottom of the damping spring 207 is connected with the top of the damping rod 206.
The implementation mode is specifically as follows: the mode of making an uproar falls instead passively through the initiative, gets rid of and uses the sound cotton of inhaling that easily glues grey thickness, utilizes the speaker release with the lathe noise opposite phase place, the sound wave that the amplitude is the same offsets the noise, reaches the purpose of noise abatement, has left out the manufacturing cost that various puigging greatly reduced lathe sound insulation room.
The loudspeaker 5 is located inside the dustproof net 4, the electric lamp 9 is located inside the top dustproof net 6, the head of the microphone 7 penetrates out of the top dustproof net 6, the dustproof net 4 and the top dustproof net 6 are both glass fiber nets in the same structure, and the shock absorption hanging seat 8 is of an elastic structure, so that interference caused by transmission of machine tool vibration to the microphone 7 is avoided.
Wherein, the inside cavity of having seted up of activity supporting shoe 204, the top of compression spring 203 is located the cavity of activity supporting shoe 204, and the cavity intussuseption of activity supporting shoe 204 is filled with damping fluid, and in the upper strata board of activity supporting shoe 204 suit and bottom plate 201, the inside damping fluid that fills of cushion chamber 205, a plurality of bleeder vents have been seted up on the half surface in upper strata of bottom plate 201 for the room body 3 is by independent, and inside lathe vibration can not spread, increases syllable-dividing effect.
The controller 10 has a storage module and a noise reduction determination module, the storage module is used for storing a noise reduction function, the noise reduction determination module is electrically connected to the storage module and is used for receiving a noise signal of the microphone 7 and calling the noise reduction function stored in the storage module to analyze a noise reduction audio signal, and the audio control output module is electrically connected to the noise reduction determination module and is used for generating a control signal for controlling the speaker 5 to play according to the analyzed noise reduction audio signal.
The control panel 11 is provided with an amplifying circuit electrically connected to the speaker 5 for amplifying the noise signal output by the speaker 5, an analog-to-digital conversion circuit connected to the amplifying circuit for performing analog-to-digital conversion on the amplified noise signal, a digital-to-analog conversion circuit electrically connected to the controller 10 for performing digital-to-analog conversion on the control signal output by the controller 10, and a power amplifying circuit connected to the digital-to-analog conversion circuit for amplifying the control signal.
The working principle of the invention is as follows:
firstly, the machine tool is installed in a sound insulation room, a noise reduction switch on a control panel 11 is turned on, a conversion circuit in the control panel 11 converts a noise signal input by a microphone 7 and transmits the converted noise signal to a controller 10, a noise reduction determination module and a storage module in the controller 10 can receive the noise signal of the microphone 7, a control signal generated and played by a control loudspeaker 5 is transmitted to the control panel 11, an amplifying circuit and an analog-to-digital conversion circuit in the control panel 11 can perform digital-to-analog conversion processing on the control signal output by the controller 10 and amplify power and transmit the amplified control signal to the loudspeaker 5, and the loudspeaker 5 plays a sound wave with opposite phase and same amplitude with a sound source to offset the sound field.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;
and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (7)
1. The utility model provides a machine tool equipment room that gives sound insulation, is including base (1) that is used for supporting fixed whole room that gives sound insulation, its characterized in that: the surface of the base (1) is provided with a plurality of damping devices (2), the top end of each damping device (2) is fixedly provided with a house body (3), the left side and the right side of an inner cavity of the house body (3) are fixedly provided with a dust screen (4) and a loudspeaker (5), the top side of the inner cavity of the house body (3) is fixedly provided with a top dust screen (6), a damping hanging seat (8) and an electric lamp (9), the bottom end of the damping hanging seat (8) is fixedly provided with a microphone (7), the top end of the microphone (7) is sleeved with dustproof cotton (13), the house body (3) is fixedly provided with a sealing door (12), the outer side of the house body (3) is fixedly provided with a control panel (11) close to the sealing door (12), and the top end of the control panel (11) is fixedly provided with a;
damping device (2) are including bottom plate (201), roof (208) of seal chamber body structure, the inner chamber internal fixation of bottom plate (201) installs a plurality of buffer rods (202), the surface cover of buffer rod (202) is equipped with compression spring (203), movable supporting shoe (204) have been cup jointed at the top of compression spring (203), the top fixed mounting of supporting shoe (204) has cushion chamber (205), the inside cover of cushion chamber (205) has shock attenuation pole (206), shock attenuation pole (206) are cup jointed in roof (208) bottom plate, roof (208) inside fixed mounting has damping spring (207), the bottom of damping spring (207) is connected with the top of shock attenuation pole (206).
2. The machine tool equipment sound insulation room of claim 1, wherein: speaker (5) are located the inside of dust screen (4), electric light (9) are located the inside of top dust screen (6), the head of microphone (7) is worn out from top dust screen (6), dust screen (4), top dust screen (6) the same all be the glass fiber net of structure, shock attenuation hanging seat (8) are elastic construction.
3. The machine tool equipment sound insulation room of claim 1, wherein: the size of the bottom panel of the base (1) is the same as that of the bottom panel of the damping device (2), the bottom plate (201) is fixedly connected with the base (1), and the top plate (208) is connected with the bottom surface of the house body (3).
4. The machine tool equipment sound insulation room of claim 1, wherein: the damping device is characterized in that a cavity is formed in the movable supporting block (204), the top end of the compression spring (203) is located in the cavity of the movable supporting block (204), damping liquid is filled in the cavity of the movable supporting block (204), the movable supporting block (204) is sleeved in an upper plate of the bottom plate (201), the damping liquid is filled in the buffer cavity (205), and a plurality of air holes are formed in the upper half surface of the bottom plate (201).
5. The machine tool equipment sound insulation room of claim 1, wherein: the input end of the loudspeaker (5) is electrically connected with the output end of the controller (10), the output end of the microphone (7) is electrically connected with the input end of the controller (10), and the input end of the control panel (11) is electrically connected with the output end of the controller (10).
6. The machine tool equipment sound insulation room of claim 1, wherein: the controller (10) comprises a storage module and a noise reduction determining module, and the noise determining module is electrically connected with the storage module.
7. The machine tool equipment sound insulation room of claim 1, wherein: the control panel (11) comprises an amplifying circuit, a power amplifying circuit, an analog-to-digital conversion circuit and a digital-to-analog conversion circuit, wherein the analog-to-digital conversion circuit is electrically connected with the amplifying circuit, and the power amplifying circuit is connected with the digital-to-analog conversion circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910868865.2A CN112502487A (en) | 2019-09-16 | 2019-09-16 | Sound insulation room for machine tool equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910868865.2A CN112502487A (en) | 2019-09-16 | 2019-09-16 | Sound insulation room for machine tool equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112502487A true CN112502487A (en) | 2021-03-16 |
Family
ID=74923923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910868865.2A Pending CN112502487A (en) | 2019-09-16 | 2019-09-16 | Sound insulation room for machine tool equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112502487A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114319622A (en) * | 2022-02-15 | 2022-04-12 | 北京中瑞祥合建筑工程有限公司 | Indoor sound insulation construction structure and construction method thereof |
| CN115213723A (en) * | 2022-06-06 | 2022-10-21 | 达州市卡雷亚数控机床有限公司 | Noise reduction mechanism and method based on numerical control machine tool |
-
2019
- 2019-09-16 CN CN201910868865.2A patent/CN112502487A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114319622A (en) * | 2022-02-15 | 2022-04-12 | 北京中瑞祥合建筑工程有限公司 | Indoor sound insulation construction structure and construction method thereof |
| CN115213723A (en) * | 2022-06-06 | 2022-10-21 | 达州市卡雷亚数控机床有限公司 | Noise reduction mechanism and method based on numerical control machine tool |
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Application publication date: 20210316 |