CN114165556A - Vibration reduction structure for installation of large-scale vibration equipment - Google Patents
Vibration reduction structure for installation of large-scale vibration equipment Download PDFInfo
- Publication number
- CN114165556A CN114165556A CN202111573652.0A CN202111573652A CN114165556A CN 114165556 A CN114165556 A CN 114165556A CN 202111573652 A CN202111573652 A CN 202111573652A CN 114165556 A CN114165556 A CN 114165556A
- Authority
- CN
- China
- Prior art keywords
- vibration
- concrete foundation
- steel plates
- scale
- bearing steel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 238000009434 installation Methods 0.000 title description 4
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 118
- 239000010959 steel Substances 0.000 claims abstract description 118
- 238000013016 damping Methods 0.000 claims abstract description 27
- 230000002093 peripheral effect Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 208000002173 dizziness Diseases 0.000 description 1
- 239000010423 industrial mineral Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- F16F15/04—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 elastic means
- F16F15/06—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 elastic means with metal springs
- F16F15/067—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 elastic means with metal springs using only wound springs
-
- 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
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M5/00—Engine beds, i.e. means for supporting engines or machines on foundations
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention relates to a vibration damping structure for mounting large-scale vibration equipment, which comprises a concrete foundation, a bearing steel beam and a vibration damping device, wherein the concrete foundation is provided with a plurality of steel plates; the bottom of the large-scale vibration equipment is supported by a plurality of bearing steel beams, a plurality of structural brackets are arranged in the concrete foundation, and each bearing steel beam is seated on the corresponding structural bracket through a plurality of vibration dampers; the vibration source and the concrete foundation are isolated by additionally arranging the vibration damping structure, and the vibration energy is prevented from being transmitted to the concrete foundation and peripheral buildings, so that the vibration and noise of the equipment during operation are effectively reduced or eliminated, the physical health of operators is guaranteed, and the safety and durability of the buildings around the equipment are improved.
Description
Technical Field
The invention relates to the technical field of equipment installation and vibration reduction, in particular to a vibration reduction structure for large-scale vibration equipment during installation.
Background
In the industrial field, prior to storage and transportation, industrial mineral raw materials or finished products are often subjected to a screening process to separately store and transport materials of different particle sizes. Therefore, large-scale vibration devices such as vibrating screens are widely applied in the industrial field, some vibration devices can be located on the ground and are disconnected from buildings, so that the influence range is reduced, however, the vibration devices such as the vibrating screens must be placed at high positions of the buildings to meet the use requirement, so that the vibration devices such as the vibrating screens are directly located on the building structures, the vibration energy is transmitted to the building structures, and great influence is generated on operators and even the building structures.
Particularly for large-scale vibration equipment such as a large-scale vibrating screen, along with the improvement of the productivity, the power of the equipment is also greatly improved, so that the vibration energy of the equipment is also obviously improved, although the equipment is usually provided with vibration reduction facilities such as springs, the influence on the production environment is still obviously increased, and the vibration index of the equipment sometimes exceeds the requirement of national specifications. When the large-scale vibration equipment works, nearby operators can obviously feel the vibration of the building, and when the vibration is serious, the components of the building can crack, and meanwhile, the operators can also have uncomfortable symptoms such as dizziness and the like. The requirement of a user on the working environment is difficult to meet only through adjustment of the vibration damping device of the equipment.
Disclosure of Invention
The invention provides a vibration damping structure for mounting large-scale vibration equipment, which isolates a vibration source from a concrete foundation by additionally arranging the vibration damping structure and prevents vibration energy from being transmitted to the concrete foundation and peripheral buildings, thereby effectively reducing or eliminating vibration and noise during the operation of the equipment, ensuring the physical health of operators and improving the safety and durability of the buildings around the equipment.
In order to achieve the purpose, the invention adopts the following technical scheme:
a vibration damping structure for mounting large-scale vibration equipment comprises a concrete foundation, a bearing steel beam and a vibration damping device; the concrete foundation is of a groove-shaped structure; the bottom of the large-scale vibration equipment is supported by a plurality of bearing steel beams; the concrete foundation is internally provided with a plurality of structural brackets, the structural brackets and the concrete foundation are integrally cast, the structural brackets are arranged at intervals along the longitudinal direction of the bearing steel beam, each structural bracket is provided with a corresponding vibration damper, the inner wall of the concrete foundation above each structural bracket is provided with a side part embedded steel plate, and one end of each side part embedded steel plate is embedded in the concrete foundation; each bearing steel beam is seated on a corresponding structural bracket through a plurality of vibration dampers, a plurality of side connecting steel plates are fixedly arranged on the outer side of each bearing steel beam and corresponding to the side embedded steel plates, and the side connecting steel plates are connected with the side embedded steel plates through high-strength bolts; the concrete foundation is provided with an end part embedded steel plate at the outer end corresponding to each bearing steel beam, and one end of each end part embedded steel plate is embedded in the concrete foundation; the two ends of the bearing steel beam are fixedly provided with end connecting steel plates corresponding to the end embedded steel plates, and the end connecting steel plates are connected with the end embedded steel plates through high-strength bolts.
The damping device is a damping spring or a hydraulic damper.
And the side connecting steel plates and the bearing steel beams as well as the end connecting steel plates and the bearing steel beams are fixedly welded.
The bearing steel beam is made of H-shaped steel; the web plate and the flange plate on the side corresponding to the side connecting steel plate and the H-shaped steel are welded and fixed, and the end connecting steel plate and the web plate of the H-shaped steel are welded and fixed.
Bolt connecting holes in the side connecting steel plates and the end connecting steel plates are all oblong holes, and long shafts are arranged in the vertical direction.
Compared with the prior art, the invention has the beneficial effects that:
1) the vibration source is isolated from the concrete foundation by additionally arranging the vibration damping structure when the large-scale vibration equipment is installed, and the vibration energy is prevented from being transmitted to the concrete foundation and peripheral buildings, so that the vibration and noise generated when the equipment runs are effectively reduced or eliminated, the physical health of operators is guaranteed, and the safety and durability of the buildings around the equipment are improved.
2) A plurality of vibration reduction devices are arranged in the vibration reduction structure, so that vibration energy can be effectively absorbed;
3) the bracket structures are arranged at intervals, so that the condition that the full-length support generates stockpiling is avoided;
4) one side and the tip of bearing steel beam are connected with concrete foundation respectively, have effectively guaranteed the stability of bearing steel beam horizontal direction.
Drawings
Fig. 1 is a plan view of the vibration damping structure of the present invention.
Fig. 2 is a view from direction a in fig. 1.
Fig. 3 is a view B-B in fig. 1.
In the figure: 1. concrete foundation 2, large-scale vibrating equipment 3, bearing steel beam 4, vibration damper 5, structural bracket 6, lateral connecting steel plate 7, lateral embedded steel plate 8, high-strength bolt 9, end connecting steel plate 10, end embedded steel plate
Detailed Description
The following further describes embodiments of the present invention with reference to the accompanying drawings:
as shown in fig. 1-3, the vibration damping structure for mounting a large-scale vibration device according to the present invention includes a concrete foundation 1, a load-bearing steel beam 3, and a vibration damping device 4; the concrete foundation 1 is of a groove-shaped structure; the bottom of the large-scale vibration equipment 2 is supported by a plurality of bearing steel beams 3; a plurality of structural brackets 5 are arranged in the concrete foundation 1, the structural brackets 5 and the concrete foundation 1 are integrally cast, the structural brackets 5 are arranged at intervals along the longitudinal direction of the bearing steel beam 3, each structural bracket 5 is provided with a corresponding vibration damper 4, the inner wall of the concrete foundation 1 above each structural bracket 5 is provided with a side embedded steel plate 7, and one end of each side embedded steel plate 7 is embedded in the concrete foundation 1; each bearing steel beam 3 is seated on a corresponding structural bracket 5 through a plurality of vibration dampers 4, a plurality of side connecting steel plates 6 are fixedly arranged on the outer side of each bearing steel beam 3 and corresponding to the side embedded steel plates 7, and the side connecting steel plates 6 are connected with the side embedded steel plates 7 through high-strength bolts 8; the concrete foundation 1 is provided with an end part embedded steel plate 10 at the outer end corresponding to each bearing steel beam 3, and one end of the end part embedded steel plate 10 is embedded in the concrete foundation 1; the two ends of the bearing steel beam 3 correspond to the end embedded steel plates 10, end connecting steel plates 9 are fixedly arranged, and the end connecting steel plates 9 are connected with the end embedded steel plates 10 through high-strength bolts 8.
The damping device 4 is a damping spring or a hydraulic damper.
And the side connecting steel plates 6 and the bearing steel beams 3 as well as the end connecting steel plates 9 and the bearing steel beams 3 are fixedly welded.
The bearing steel beam 3 is made of H-shaped steel; the web plate and the flange plate on the side corresponding to the side connecting steel plate 6 and the H-shaped steel are welded and fixed, and the end connecting steel plate 9 and the web plate of the H-shaped steel are welded and fixed.
The bolt connecting holes in the side connecting steel plate 6 and the end connecting steel plate 9 are all oblong holes, and the long axis is arranged along the vertical direction.
The vibration damping structure adopts an active vibration damping mode, and the large-scale vibration equipment 2 is not rigidly connected with the concrete foundation 1, so that the vibration energy generated by the large-scale vibration equipment 2 cannot be directly transmitted to the concrete foundation 1, and the transmission of the vibration energy is actively controlled. A plurality of vibration reduction devices 4 are arranged in the vibration reduction structure, so that vibration energy can be effectively absorbed, and the vibration influence of the large-scale vibration equipment 2 is further reduced. The vibration index can meet the national standard requirement by adjusting the rigidity of the vibration damping spring or the hydraulic vibration damper.
The following examples are carried out on the premise of the technical scheme of the invention, and detailed embodiments and specific operation processes are given, but the scope of the invention is not limited to the following examples.
[ examples ] A method for producing a compound
As shown in fig. 1 to 3, in the present embodiment, the large-scale vibration device 2 is a large-scale vibrating screen, the foundation portion of the large-scale vibration device 2 when installed is mainly composed of independent bearing steel beams 3, a plurality of hydraulic dampers and a plurality of independent structural brackets 5, the structural brackets 5 and the concrete foundation 1 are integrally formed during concrete pouring, and the bearing steel beams 4 are not directly connected with the concrete foundation 1.
In this embodiment, the large-scale vibrating equipment 2 is located on 2 bearing steel beams 3 below, the bottom of each bearing steel beam 3 is supported by 4 hydraulic dampers, and each hydraulic damper is located on the corresponding structural bracket 5. The number and the sectional dimension of the structural corbels 5, the number and the model of the hydraulic dampers and the sectional dimension of the bearing steel beam 3 (welded H-shaped steel is adopted in the embodiment) are determined after calculation according to the weight and the vibration parameters of the large-scale vibration equipment 2.
In this embodiment, 2 bearing steel beam 3's the outside all adopts 4 lateral part connecting steel sheet 6 to pass through high strength bolt 8 with the pre-buried steel sheet 7 of lateral part that corresponds to be connected, has guaranteed bearing steel beam 3's lateral stability, and 2 bearing steel beam 3's both ends all adopt end connection steel sheet 9 to pass through high strength bolt 8 with the pre-buried steel sheet 10 of tip that corresponds to be connected, have guaranteed bearing steel beam 3's longitudinal stability.
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 (5)
1. A vibration damping structure for mounting large-scale vibration equipment is characterized by comprising a concrete foundation, a bearing steel beam and a vibration damping device; the concrete foundation is of a groove-shaped structure; the bottom of the large-scale vibration equipment is supported by a plurality of bearing steel beams; the concrete foundation is internally provided with a plurality of structural brackets, the structural brackets and the concrete foundation are integrally cast, the structural brackets are arranged at intervals along the longitudinal direction of the bearing steel beam, each structural bracket is provided with a corresponding vibration damper, the inner wall of the concrete foundation above each structural bracket is provided with a side part embedded steel plate, and one end of each side part embedded steel plate is embedded in the concrete foundation; each bearing steel beam is seated on a corresponding structural bracket through a plurality of vibration dampers, a plurality of side connecting steel plates are fixedly arranged on the outer side of each bearing steel beam and corresponding to the side embedded steel plates, and the side connecting steel plates are connected with the side embedded steel plates through high-strength bolts; the concrete foundation is provided with an end part embedded steel plate at the outer end corresponding to each bearing steel beam, and one end of each end part embedded steel plate is embedded in the concrete foundation; the two ends of the bearing steel beam are fixedly provided with end connecting steel plates corresponding to the end embedded steel plates, and the end connecting steel plates are connected with the end embedded steel plates through high-strength bolts.
2. A vibration damping structure for large-scale vibration equipment according to claim 1, wherein said vibration damping means is a vibration damping spring or a hydraulic vibration damper.
3. The vibration damping structure for large-scale vibration equipment according to claim 1, wherein the side connecting steel plates and the bearing steel beam and the end connecting steel plates and the bearing steel beam are welded and fixed.
4. A vibration damping structure for large-scale vibration equipment according to claim 1 or 3, wherein the load-bearing steel beam is made of H-shaped steel; the web plate and the flange plate on the side corresponding to the side connecting steel plate and the H-shaped steel are welded and fixed, and the end connecting steel plate and the web plate of the H-shaped steel are welded and fixed.
5. A vibration damping structure for large-scale vibration equipment according to claim 1 or 3, wherein the bolt connecting holes on the side connecting steel plates and the end connecting steel plates are all oblong holes, and the long axis is arranged along the vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111573652.0A CN114165556A (en) | 2021-12-21 | 2021-12-21 | Vibration reduction structure for installation of large-scale vibration equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111573652.0A CN114165556A (en) | 2021-12-21 | 2021-12-21 | Vibration reduction structure for installation of large-scale vibration equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114165556A true CN114165556A (en) | 2022-03-11 |
Family
ID=80487621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111573652.0A Withdrawn CN114165556A (en) | 2021-12-21 | 2021-12-21 | Vibration reduction structure for installation of large-scale vibration equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114165556A (en) |
-
2021
- 2021-12-21 CN CN202111573652.0A patent/CN114165556A/en not_active Withdrawn
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109898705B (en) | Damping grounding type assembled steel plate combined frequency modulation damping wall | |
| CN210288752U (en) | Damping grounding type fabricated reinforced concrete tuned mass damping wall | |
| CN103074947A (en) | Tuned mass damper adjustable in three directions | |
| CN108661174A (en) | Discontinuous Section Column switching node and its method of construction | |
| CN104590971A (en) | Steel wire rope guide device of elevator without machine room | |
| CN110043097B (en) | Damping ground connection shaped steel supports tuned damping support of filling quality | |
| CN103883670B (en) | Roof ventilator ripple damping shock-proof device and method of construction thereof | |
| CN216742607U (en) | Vibration reduction structure for installation of large-scale vibration equipment | |
| CN114165556A (en) | Vibration reduction structure for installation of large-scale vibration equipment | |
| CN209638314U (en) | Equipment vibration reduction base station with limiting device | |
| CN104404975A (en) | Universal five-point support loading type tower crane foundation and construction method | |
| CN200988719Y (en) | Vibration reducing noise reducing device for lift hoist machine | |
| CN201208688Y (en) | Fixture for welding large-sized H section steel structural part | |
| CN209925491U (en) | Flexible computer lab shock mitigation system | |
| CN103601081A (en) | Tower crane internal-climbing support system | |
| CN112944043A (en) | Dynamic vibration absorber suitable for pipeline | |
| CN210177354U (en) | Anti-seismic pier assembly | |
| CN204280967U (en) | A kind of guide rail bracket of elevator | |
| CN204401646U (en) | Universal 5 support ballast formula foundation for tower crane | |
| CN210001391U (en) | Vertical tractor base of elevator without machine room | |
| CN208267095U (en) | A kind of drum steel structure column | |
| CN203756852U (en) | Corrugation damping shock isolation device for roof ventilator | |
| CN207063183U (en) | A kind of sliceable no-welding beam structure for building | |
| CN217978032U (en) | Damping and noise-reducing equipment pedestal | |
| CN213647976U (en) | Mould platform bearing structure of precast concrete building element |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20220311 |
|
| WW01 | Invention patent application withdrawn after publication |