CN110005111A - A kind of roofing cooling tower vibration and noise reducing pedestal and its construction method - Google Patents
A kind of roofing cooling tower vibration and noise reducing pedestal and its construction method Download PDFInfo
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- CN110005111A CN110005111A CN201910309348.1A CN201910309348A CN110005111A CN 110005111 A CN110005111 A CN 110005111A CN 201910309348 A CN201910309348 A CN 201910309348A CN 110005111 A CN110005111 A CN 110005111A
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- bottom beam
- base platform
- floor plates
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- 238000001816 cooling Methods 0.000 title claims abstract description 59
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 238000010276 construction Methods 0.000 title claims abstract description 23
- 239000011358 absorbing material Substances 0.000 claims abstract description 32
- 238000002955 isolation Methods 0.000 claims abstract description 27
- 238000007667 floating Methods 0.000 claims abstract description 24
- 229920000742 Cotton Polymers 0.000 claims description 15
- 239000000565 sealant Substances 0.000 claims description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 238000009415 formwork Methods 0.000 claims description 3
- 210000003205 muscle Anatomy 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 239000010410 layer Substances 0.000 abstract description 25
- 230000004888 barrier function Effects 0.000 abstract description 11
- 239000002344 surface layer Substances 0.000 abstract description 7
- 230000006378 damage Effects 0.000 abstract description 3
- 230000003534 oscillatory effect Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 230000009467 reduction Effects 0.000 abstract description 2
- 210000002683 foot Anatomy 0.000 description 13
- 230000000694 effects Effects 0.000 description 4
- 238000013016 damping Methods 0.000 description 3
- -1 impervious barrier Substances 0.000 description 3
- 239000011241 protective layer Substances 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 240000005528 Arctium lappa Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000010358 mechanical oscillation Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 230000003584 silencer Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
Classifications
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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
- E04B1/66—Sealings
-
- 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
-
- 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
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/98—Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/43—Floor structures of extraordinary design; Features relating to the elastic stability; Floor structures specially designed for resting on columns only, e.g. mushroom floors
-
- 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
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/22—Sockets or holders for poles or posts
-
- 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
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/22—Sockets or holders for poles or posts
- E04H12/2292—Holders used for protection, repair or reinforcement of the post or pole
-
- 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
- E04H5/00—Buildings or groups of buildings for industrial or agricultural purposes
- E04H5/10—Buildings forming part of cooling plants
- E04H5/12—Cooling towers
-
- 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
- E04B2001/8254—Soundproof supporting of building elements, e.g. stairs, floor slabs or beams, on a structure
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Acoustics & Sound (AREA)
- Environmental & Geological Engineering (AREA)
- Building Environments (AREA)
Abstract
The invention discloses a kind of roofing cooling tower vibration and noise reducing pedestal and its construction methods, belong to equipment noise reduction technology field.The pedestal, including be set in floor plates several pairs of bottom beams, by the base platform connected at the top of a pair of of bottom beam, the floating platform being set in base platform and the spring cushion being arranged on floating platform.The oscillatory load that cooling tower generates when running, it is transferred on floating platform after spring cushion slackens by support foot, it is slackened again by vibration isolation sound-absorbing material, the low-frequency vibration noise for being transferred to base platform, bottom beam in floor plates reaches the standard of architectural environment noise control.In addition, base platform, bottom beam and floor plates are formed overall structure, effectively prevents vertical load and destruction is generated to the insulating layer in floor plates, impervious barrier, surface layer, improve the stability and bearing capacity of structure.
Description
Technical field
The present invention relates to a kind of roofing cooling tower vibration and noise reducing pedestal and its construction methods, belong to equipment noise reduction technology
Field.
Background technique
In recent years, with the fast development of construction industry, the noise problem of various Architectural Equipments is gradually highlighted.Especially install
Cooling tower on skyscraper annex or on roof, vibration and pneumatic noise are by diffusion transmitting, to surrounding buildings produce
Strong noise pollution has been given birth to, has been transferred to lower layer's Administrative Area particularly by floor, serious interference is caused to working environment.
Mechanical oscillation simultaneously are propagated in the form of all-bottom sound around by installation foundation and surrounding structure, and to structure, there is certain to dive
It is endangering, radiation secondary solid sound can be also being generated on building structure surface, to exacerbate the pollution of ambient noise.
In general, can be reduced to measures such as cooling tower setting silencer, gobo, cushion blocking, dampers in the construction process
The noise transmitted around by air, but not can solve the low-frequency vibration noise transmitted when cooling tower operation by floor.And
Existing cooling tower foundation is generally disposed directly in the surface layer of completion of floor plates, under vibrations load effect, is easily destroyed building
Insulating layer, impervious barrier and surface layer on laminate.
Summary of the invention
The present invention provides a kind of roofing cooling tower vibration and noise reducing pedestal and its construction methods, for eliminating cooling tower operation
When the low-frequency vibration noise that is transmitted by floor, and cooling tower foundation will not be to insulating layer, impervious barrier and the surface layer in floor plates
It has an impact.
In order to solve the above technical problems, the present invention includes following technical solution:
A kind of roofing cooling tower vibration and noise reducing pedestal, comprising:
Several pairs of bottom beams being set in floor plates, every a pair of bottom beam parallel interval setting, the bottom beam and floor plates shape
It is into a single integrated structure；
Base platform, every a pair of bottom beam top are connected by base platform, and the side of base platform is provided with convex edge, convex edge
Between form groove, the base platform and bottom beam form integral structure；
Floating platform, is arranged in the groove of base platform, including force transmitting board, and is set to force transmitting board and base platform
Between vibration isolation sound-absorbing material；
Spring cushion is set on force transmitting board, is used to support the support foot of cooling tower.
Further, non-hardening sealant is filled between the floating platform and convex edge.
Further, waterproof layer is provided between the force transmitting board and vibration isolation sound-absorbing material.
Further, the sound-absorbing material includes underlying acoustical cotton and the rubber vibration insulating pad on acoustical cotton.
Further, horizontal impervious layer is equipped in floor plates, horizontal impervious layer upwardly extends certain altitude at bottom beam position.
Correspondingly, the present invention also provides a kind of construction methods of roofing cooling tower vibration and noise reducing pedestal, comprising:
In floor plates construction, the bottom beam reinforcing bar of pre-buried roofing cooling tower vibration and noise reducing pedestal makes bottom beam reinforcing bar and floor
Slab muscle forms entirety；
Floor plates, which pour, to be finished, at bottom beam concrete carry out dabbing processing, then formwork erection pour bottom beam concrete and
Base platform concrete makes base platform, bottom beam and floor plates form overall structure, wherein base platform is provided with edge, side
Groove is formed between；
It is laid with vibration isolation sound-absorbing material in a groove, then force transmitting board is set on vibration isolation sound-absorbing material, forms floating platform；
Several spring cushions, the position of spring cushion and the position phase of cooling tower support foot are set on force transmitting board
Match.
Further, non-hardening sealant is filled between the floating platform and convex edge.
Further, waterproof layer is provided between the force transmitting board and vibration isolation sound-absorbing material.
Further, the sound-absorbing material includes underlying acoustical cotton and the rubber vibration insulating pad on acoustical cotton.
Further, the construction method further includes that horizontal impervious layer is laid in floor plates, and horizontal impervious layer is in bottom beam portion
Position upwardly extends certain altitude.
Compared with prior art, a kind of roofing cooling tower vibration and noise reducing pedestal provided by the invention and its construction method, will
Base platform, bottom beam and floor plates form overall structure, and vibration isolation sound-absorbing material and force transmitting board are laid in the groove of base platform
Floating platform is formed, then the spring damper to match with cooling tower support foot position is set on force transmitting board, cooling tower is transported
Oscillatory load when row after spring cushion slackens, is transferred on floating platform by support foot, again by vibration isolation sound-absorbing material
It slackens, the low-frequency vibration noise for being transferred to base platform, bottom beam in floor plates reaches the standard of architectural environment noise control.
In addition, base platform, bottom beam and floor plates are formed overall structure, vertical load is effectively prevented to the heat preservation in floor plates
Layer, impervious barrier, surface layer generate destruction, improve the stability and bearing capacity of structure.
Detailed description of the invention
Fig. 1 is the schematic diagram of the roofing cooling tower vibration and noise reducing pedestal erection cooling tower in one embodiment of the invention；
Fig. 2 is the top view of the bottom beam and base platform in one embodiment of the invention；
Fig. 3 is the structural schematic diagram for the cooling tower vibration and noise reducing pedestal frame that one embodiment of the invention provides.
Figure label is as follows:
1- floor plates；2- impervious barrier；3- protective layer；10- bottom beam；20- base platform；The convex edge 21-；30- floating platform；
31- force transmitting board；32- vibration isolation sound-absorbing material；32- vibration isolation sound-absorbing material 32；33- acoustical cotton；34- rubber vibration insulating pad；The non-hardening of 35-
Sealant；36- waterproof layer；40- spring cushion；50- cooling tower；51- cooling tower support foot.
Specific embodiment
Below in conjunction with the drawings and specific embodiments to a kind of roofing cooling tower vibration and noise reducing pedestal provided by the invention and its
Construction method is described in further detail.In conjunction with following explanation, advantages and features of the invention will be become apparent from.It should be noted that
Attached drawing is all made of very simplified form and using non-accurate ratio, only to convenient, lucidly aid illustration is of the invention
The purpose of embodiment.
Embodiment one
A kind of roofing cooling tower vibration and noise reducing pedestal is present embodiments provided, it is cooling to the roofing below with reference to Fig. 1 to Fig. 3
Tower vibration and noise reducing pedestal is described further.The roofing cooling tower vibration and noise reducing pedestal includes:
Several pairs of bottom beams 10 being set in floor plates 1, every a pair of 10 parallel interval of bottom beam setting, the bottom beam 10 and building
Laminate 1 forms integral structure；
Base platform 20 is connected by base platform 20 at the top of every a pair of bottom beam 10, and the side of base platform 20 is provided with
Convex edge 21, forms groove between convex edge 21, and the base platform 20 forms integral structure with bottom beam 10；
Floating platform 30 is arranged in the groove of base platform 20, including force transmitting board 31, and be set to force transmitting board 31 with
Vibration isolation sound-absorbing material 32 between base platform 20；
Spring cushion 40 is set on force transmitting board 31, is used to support the support foot 51 of cooling tower 50.
Referring to figs. 1 and 2, roofing cooling tower vibration and noise reducing pedestal includes two pairs of bottom beams 10, on every a pair of bottom beam 10
1 base platform 20 is set, two base platforms 20 are set altogether, two rows of spring cushions 40 are set in each base platform 20,
The position of spring cushion 40 is corresponding with cooling tower support foot 51, and 4 row's support foots 51 of cooling tower 50 are respectively supported at two pedestals
On 4 row's spring cushions 40 on platform 20.When cooling tower 50 is run, oscillatory load is by support foot 51 through spring cushion 40
It after slackening, is transferred on floating platform 30, after being slackened again by vibration isolation sound-absorbing material 32, transmits base platform 20, bottom beam 10
Low-frequency vibration noise on to floor plates 1, reaches the standard of architectural environment noise control.
Force transmitting board 31 can use lightweight concrete slab, can also use steel plate, the load of support foot 51 is through force transmitting board
After 31 diffusions, stepless action is in vibration isolation sound-absorbing material 32, in order to which vibration isolation sound-absorbing material 32 effectively plays the effect of vibration and noise reducing.
As an example, as shown in figure 3, the vibration isolation sound-absorbing material 32 is including underlying acoustical cotton 33 and on acoustical cotton 33
Rubber vibration insulating pad 34.Preferably, it is provided with waterproof layer 36 between the force transmitting board 31 and vibration isolation sound-absorbing material 32, prevents rainwater
Or cooling water enters in vibration isolation sound-absorbing material 32, influences the effect of 32 vibration and noise reducing of vibration isolation sound-absorbing material.
As shown in figure 3, spring cushion 40 include spring body, the pressing plate that is fixedly connected with spring body upper end and with bullet
The fixed plate that spring ontology upper end is fixedly connected, fixed plate are bolted with force transmitting board, and the support foot 51 of cooling tower is supported on pressing plate.
Further, as shown in figure 3, filling non-hardening sealant in gap between the floating platform 30 and convex edge 21
35, non-hardening sealant 35 has certain elasticity, and the low-frequency vibration load that can avoid force transmitting board 31 directly acts on base platform
On 20 convex edge 21, in addition, the non-hardening sealant 35 of setting can also prevent rainwater or cooling water from entering vibration isolation by the gap
In sound-absorbing material 32.
Cooling tower 50 is generally disposed in the floor plates 1 of attic, be often equipped in the floor plates 1 of attic insulating layer,
Impervious barrier, surface layer.In order to make floor plates 1 have good anti-seepage effect, the horizontal impervious layer 2 of floor plates 1 is at 10 position of bottom beam
Upwardly extend certain altitude.Further, protective layer 3 is set outside impervious barrier 2, such as uses sand finish or setting architectural surface,
Impervious barrier 2 is prevented to be directly exposed in environment.Vertical load is transferred directly to floor plates 1 by bottom beam 10, is effectively prevented vertical
Load generates destruction to insulating layer, impervious barrier, surface layer.Base platform 20, bottom beam 10 and floor plates 1 form overall structure, improve
The stability and bearing capacity of structure.
Embodiment two
The construction method for present embodiments providing a kind of roofing cooling tower vibration and noise reducing pedestal, below with reference to Fig. 1 to Fig. 3 pairs
The construction method is described further.The construction method includes:
In the construction of floor plates 1, the bottom beam reinforcing bar of pre-buried roofing cooling tower vibration and noise reducing pedestal makes bottom beam reinforcing bar and floor
Slab muscle forms entirety；
Floor plates 1, which pour, to be finished, and carries out dabbing processing to the concrete at bottom beam 10, then formwork erection pours 10 coagulation of bottom beam
Soil and 20 concrete of base platform make base platform 20, bottom beam 10 and floor plates 1 form overall structure, wherein base platform 20
It is provided with edge, forms groove between edge；
It is laid with vibration isolation sound-absorbing material 32 in a groove, then force transmitting board 31 is set on vibration isolation sound-absorbing material 32, is formed floating
Dynamic platform 30；
Several spring cushions 40, the position of spring cushion 40 and the position of cooling tower support foot 51 are set on force transmitting board 31
It sets and matches.
Further, non-hardening sealant 35 is filled between the floating platform 30 and convex edge 21.
Further, waterproof layer 36 is provided between the force transmitting board 31 and vibration isolation sound-absorbing material 32.Wherein, the sound-absorbing
Material includes underlying acoustical cotton 33 and the rubber vibration insulating pad 34 on acoustical cotton 33.
Further, the construction method further includes horizontal impervious layer 2 being laid in floor plates 1, horizontal impervious layer 2 is the bottom of at
10 position of beam upwardly extends certain altitude.Further, setting protective layer 3 coats impervious barrier 2, such as using sand finish or setting dress
Finish coat prevents impervious barrier 2 to be directly exposed in environment.
Embodiment three
Certain complex business office building project, cooling tower are mounted on office 24 layers of roofing of high building, share 16 rectangular crossing currents
Formula cooling tower.Because lacking good vibration damping precautionary measures when cooling tower installation, the vibration of blower fan of cooling tower motor operation is caused to pass through
Equipment Foundations are transferred to that layer vibration sense of building, especially 23 is significant, noise is serious, seriously affect working office.Through on-site test,
Roofing cooling tower level of noise reaches 65dB (A), and noise measuring value reaches 52dB (A) in 23 layers of office, according to " urban area environment
Criteria for noise " and " acoustics-low noise work place design " requirement, this level of noise is exceeded, need to carry out vibration damping to cooling tower
Noise reduction process.Be transmitted to lower layer's top plate to utmostly reduce cooling tower vibrating noise by floor, and avoid the occurrence of with
Toward the vibration reducing measure problem, therefore propose the skill that a kind of aerial floating platform adds the combination vibration and noise reducing of spring cushion
Art scheme.
According to apparatus-form, in conjunction with shown in Fig. 1 to Fig. 3, four foundation beams 10 are arranged in roofing, add on two neighboring bottom beam 10
Base platform 20 forms integral structure with floor plates 1 in structure construction, it is ensured that pedestal is smooth and stress equalization.Bottom beam 10 and
20 size of base platform can be determined according to specific design requirement and instrument size, weight.Between the convex edge 21 of base platform 20
Floating ground platform 30 is laid in groove.Floating platform 30 is by rubber vibration insulating pad 34, acoustical cotton 33, waterproofing membrane, lightweight concrete layer
Composition.Meanwhile spring cushion 40 is evenly arranged under cooling tower support foot 51, it sets spring cushion 40 and is fixed on floating platform 30
On.When cooling tower 50 is run, vibration is weakened by spring cushion 40 first, then is transmitted to floating platform 30, passes through rubber
Further vibration is spread and weakened after 34 vibration damping of vibration isolator, 33 sound-absorbing of acoustical cotton, by double-layer vibration isolating, successively weakens vibration
Mode effectively reduces vibration the transmitting of noise, can eliminate the low-frequency vibration noise puzzlement of floor near cooling tower, drop noise
Down in the critical field of architectural environment noise control.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of roofing cooling tower vibration and noise reducing pedestal characterized by comprising
Several pairs of bottom beams being set in floor plates, every a pair of bottom beam parallel interval setting, the bottom beam and floor plates form one
Body structure；
Base platform, by base platform connection at the top of every a pair of bottom beam, the side of base platform is provided with convex edge, between convex edge
Groove is formed, the base platform and bottom beam form integral structure；
Floating platform, is arranged in the groove of base platform, including force transmitting board, and is set between force transmitting board and base platform
Vibration isolation sound-absorbing material；
Spring cushion is set on force transmitting board, is used to support the support foot of cooling tower.
2. roofing cooling tower vibration and noise reducing pedestal as described in claim 1, which is characterized in that
Non- hardening sealant is filled between the floating platform and convex edge.
3. roofing cooling tower vibration and noise reducing pedestal as described in claim 1, which is characterized in that
Waterproof layer is provided between the force transmitting board and vibration isolation sound-absorbing material.
4. roofing cooling tower vibration and noise reducing pedestal as described in claim 1, which is characterized in that
The sound-absorbing material includes underlying acoustical cotton and the rubber vibration insulating pad on acoustical cotton.
5. roofing cooling tower vibration and noise reducing pedestal as described in claim 1, which is characterized in that
Horizontal impervious layer is equipped in floor plates, horizontal impervious layer upwardly extends certain altitude at bottom beam position.
6. a kind of construction method of roofing cooling tower vibration and noise reducing pedestal characterized by comprising
In floor plates construction, the bottom beam reinforcing bar of pre-buried roofing cooling tower vibration and noise reducing pedestal makes bottom beam reinforcing bar and floor slab
Muscle forms entirety；
Floor plates, which pour, to be finished, and carries out dabbing processing to the concrete at bottom beam, then formwork erection pours bottom beam concrete and pedestal
Platform concrete makes base platform, bottom beam and floor plates form overall structure, wherein base platform is provided with edge, edge it
Between form groove；
It is laid with vibration isolation sound-absorbing material in a groove, then force transmitting board is set on vibration isolation sound-absorbing material, forms floating platform；
Several spring cushions are set on force transmitting board, and the position of spring cushion and the position of cooling tower support foot match.
7. construction method as claimed in claim 6, which is characterized in that fill non-hardening between the floating platform and convex edge
Sealant.
8. construction method as claimed in claim 6, which is characterized in that be arranged between the force transmitting board and vibration isolation sound-absorbing material
There is waterproof layer.
9. construction method as claimed in claim 6, which is characterized in that the sound-absorbing material include underlying acoustical cotton and
Rubber vibration insulating pad on acoustical cotton.
10. roofing cooling tower vibration and noise reducing pedestal as claimed in claim 6, which is characterized in that further include, on floor plates upper berth
If horizontal impervious layer, horizontal impervious layer upwardly extends certain altitude at bottom beam position.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910309348.1A CN110005111A (en) | 2019-04-17 | 2019-04-17 | A kind of roofing cooling tower vibration and noise reducing pedestal and its construction method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910309348.1A CN110005111A (en) | 2019-04-17 | 2019-04-17 | A kind of roofing cooling tower vibration and noise reducing pedestal and its construction method |
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| CN110005111A true CN110005111A (en) | 2019-07-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114737814A (en) * | 2022-05-22 | 2022-07-12 | 北京工业大学 | Vibration reduction power transmission tower system with composite vibration isolation base and cantilever tuning beam |
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| CN114737814B (en) * | 2022-05-22 | 2024-04-12 | 北京工业大学 | Vibration reduction power transmission tower system with composite vibration isolation base and cantilever tuning beam |
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