CN105735213A - Shock absorption unit special for hydropower station - Google Patents
Shock absorption unit special for hydropower station Download PDFInfo
- Publication number
- CN105735213A CN105735213A CN201610169120.3A CN201610169120A CN105735213A CN 105735213 A CN105735213 A CN 105735213A CN 201610169120 A CN201610169120 A CN 201610169120A CN 105735213 A CN105735213 A CN 105735213A
- Authority
- CN
- China
- Prior art keywords
- base plate
- welded
- shock absorption
- expansion link
- damping
- 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.)
- Granted
Links
- 238000010521 absorption reaction Methods 0.000 title abstract 8
- 230000035939 shock Effects 0.000 title abstract 8
- 239000000758 substrate Substances 0.000 claims abstract description 11
- 238000013016 damping Methods 0.000 claims description 48
- 230000000694 effects Effects 0.000 abstract description 28
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000008901 benefit Effects 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 230000007704 transition Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B9/00—Water-power plants; Layout, construction or equipment, methods of, or apparatus for, making same
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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
- F16F15/04—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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention relates to a shock absorption unit special for a hydropower station. The shock absorption unit comprises a bottom plate. Two unit bodies which are connected with each other are mounted at the upper end of the bottom plate. Four shock absorption branch chains are symmetrically arranged on the lower end face of the bottom plate and mounted on a mounting plate. Four lower limiting columns are symmetrically welded to the lower end of the bottom plate and connected with the mounting plate through lower limiting springs. Two upper limiting columns are symmetrically welded to the two sides of the middle portion of the mounting plate. All the upper limiting columns are connected with the bottom plate through upper limiting springs. Each shock absorption branch chain comprises a substrate welded to the lower end face of the bottom plate. Two upper lug seats are symmetrically welded to the two ends of each substrate. Each upper lug seat is connected with the top end of a first extending-and-contracting rod through a pin shaft. The bottom end of each first extending-and-contracting rod is connected with a lower lug seat through a pin shaft. Each lower lug seat is obliquely welded to a mounting block. The shock absorption unit special for the hydropower station can achieve the good shock absorption effect and has the beneficial effects that the structure is simple, the shock absorption effect is good, and vibration noise is small.
Description
Technical field
The present invention relates to equipment for hydroelectric station technical field, particularly to a kind of power station Special shock-absorbing unit.
Background technology
Power station is the integration engineering facility that water can be converted to electric energy, a series of structure of hydropower station that it includes utilizing water can produce electric energy and builds and the various equipment for hydroelectric station of installing；These buildings are utilized to concentrate the drop of natural current to form head, collect, regulate the flow of natural current, and it is transferred to the hydraulic turbine, through the co-operation of the hydraulic turbine Yu generating set, the water of concentration can be converted to electric energy, then through transformator, switchyard and transmission line of electricity etc., electric energy is inputted electrical network.
The hydraulic pressure formed due to water drop is relatively larger, therefore the generating set that the hydraulic turbine rotates is driven to need bigger driving force, owing to the velocity of rotation of generating set is too fast, its vibration effect that ground is produced is big especially, bottom surface near unit all can produce corresponding vibration, the noise that vibration produces is also very big, if staff is chronically under this environment, will have a strong impact on the healthy of staff.
Summary of the invention
In order to solve the problems referred to above, the invention provides a kind of power station Special shock-absorbing unit, the difficult problem such as can solve that existing Hydropower Plant vibration effect is big and vibrating noise is big, can realize the good damping effect of unit, have the advantages such as simple in construction, good damping effect and vibrating noise are little.
To achieve these goals, the present invention realizes by the following technical solutions: a kind of power station Special shock-absorbing unit, and including base plate, described base plate upper end is provided with two interconnective units, and unit drives the hydraulic turbine in power station to generate electricity；The lower surface of described base plate is symmetrically arranged with four damping side chains along base plate center axis line, and unit can be carried out uniform damping by four symmetrically arranged damping side chains simultaneously, and damping effect is good；Described each damping side chain is respectively mounted on a mounting board；The lower end edge base plate center axis line of described base plate is symmetrically welded with four lower limit posts, and lower limit post plays and defines the distance that the present invention down vibrates；Described each lower limit post is connected with installing plate each through lower limit spring, limits, by lower limit spring, the distance that lower limit post down vibrates, and also protects damping side chain transition simultaneously and down moves and the phenomenon damaged；In the middle part of described installing plate, lateral symmetry is welded with two upper limit posts, and upper limit post plays and defines the distance that the present invention up vibrates；Described each upper limit post is connected with base plate each through upper limit spring；Limit, by upper limit spring, the distance that upper limit post up vibrates, also protect damping side chain transition simultaneously and up move and the phenomenon damaged.
As a preferred technical solution of the present invention, described damping side chain includes the substrate being welded on base plate lower surface；The two ends of described substrate are symmetrically welded with two upper ear seats；Described each upper ear seat is connected each through the top of bearing pin and an expansion link, is realized the effect of the lateral damping of damping side chain by an expansion link；The bottom of described each expansion link is connected with lower ear base each through bearing pin；The described inclined shape of each lower ear base is welded on mounting blocks；Described each mounting blocks bottom is all welded on a mounting board；All being arranged with a limit spring on the piston rod of described each expansion link, a limit spring limits the effect of lateral movement distance of the present invention, it is prevented that the phenomenon of the excessive number expansion link of damage of vibration force；The lower surface of described substrate is symmetrically installed with two No. two expansion links, is realized the effect of damping side chain vertical direction damping by No. two expansion links；Described each No. two expansion link bottoms are installed on a mounting board；The upper cover of piston rod of described each No. two expansion links is provided with No. two limit spring, and No. two limit spring limit the effect of movement in vertical direction distance of the present invention, it is prevented that the phenomenon of excessive No. two expansion links of damage of vibration force.
As a preferred technical solution of the present invention, a described expansion link and No. two expansion link types are hydraulically extensible bar, and hydraulically extensible bar has that fatigue resistance performance is good and the advantage such as good pressure-resistant performance.
During work, after two units being connected are started working, base plate is produced huge vibration by unit, now, four damping side chains start simultaneously at damping, a number expansion link can realize the effect of the lateral damping of damping side chain, and No. two expansion links can realize the function of damping side chain vertical direction damping, base plate is carried out damping from lateral and vertical direction simultaneously, reduce the vibration effect in unit motor process, reduce the noise that vibration force produces, and the present invention is provided with upper limit post and lower limit post, upper limit post plays and defines the distance that the present invention up vibrates, and lower limit post plays and defines the distance that the present invention down vibrates, damping effect is good, simple in construction, solve the difficult problems such as existing Hydropower Plant exists that vibration effect is big and vibrating noise is big.
The beneficial effects of the present invention is: a kind of power station Special shock-absorbing unit, compared to existing technology, base plate can be carried out damping from lateral and vertical direction by four the damping side chains arranged simultaneously, reduce the vibration effect in unit 2 motor process, reduce the noise that vibration force produces, solve the difficult problems such as existing Hydropower Plant exists that vibration effect is big and vibrating noise is big, there is the advantages such as simple in construction, good damping effect and vibrating noise are little.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the perspective view of the present invention；
Fig. 2 is the front view of the present invention；
Fig. 3 is the structural representation after the present invention removes base plate and unit.
Specific embodiment
For the technological means making the present invention realize, creation characteristic, reach purpose and effect and be easy to understand, below in conjunction with being specifically illustrating, the present invention is expanded on further.It should be noted that when not conflicting, the embodiment in the application and the feature in embodiment can be combined with each other.
As shown in Figure 1 to Figure 3, a kind of power station Special shock-absorbing unit, including base plate 1, described base plate 1 upper end is provided with two interconnective units 2, and unit 2 drives the hydraulic turbine in power station to generate electricity；The lower surface of described base plate 1 is symmetrically arranged with four damping side chains 3 along base plate 1 central axis, and unit 3 can be carried out uniform damping by four symmetrically arranged damping side chains 3 simultaneously, and damping effect is good；Described each damping side chain 3 is installed on installing plate 4；Lower end edge base plate 1 central axis of described base plate 1 is symmetrically welded with four lower limit posts 5, and lower limit post 5 plays and defines the distance that the present invention down vibrates；Described each lower limit post 5 is connected with installing plate 4 each through lower limit spring 6, limits, by lower limit spring 6, the distance that lower limit post 5 down vibrates, and also protects damping side chain 3 transition simultaneously and down moves and the phenomenon damaged；In the middle part of described installing plate 4, lateral symmetry is welded with two upper limit posts 7, and upper limit post 7 plays and defines the distance that the present invention up vibrates；Described each upper limit post 7 is connected with base plate 1 each through upper limit spring 8；Limit, by upper limit spring 8, the distance that upper limit post 7 up vibrates, also protect damping side chain 3 transition simultaneously and up move and the phenomenon damaged.
As a preferred technical solution of the present invention, described damping side chain 3 includes the substrate 31 being welded on base plate 1 lower surface；The two ends of described substrate 31 are symmetrically welded with two upper ear seats 32；Described each upper ear seat 32 is connected each through the top of bearing pin and an expansion link 33, is realized the effect of the lateral damping of damping side chain 3 by an expansion link 33；The bottom of described each expansion link 33 is connected with lower ear base 34 each through bearing pin；The described inclined shape of each lower ear base 34 is welded on mounting blocks 35；Described each mounting blocks 35 bottom is all welded on installing plate 4；All being arranged with a limit spring 36 on the piston rod of described each expansion link 33, a limit spring 36 limits the effect of lateral movement distance of the present invention, it is prevented that the phenomenon of the excessive number expansion link 33 of damage of vibration force；The lower surface of described substrate 31 is symmetrically installed with two No. two expansion links 37, is realized the effect of damping side chain 3 vertical direction damping by No. two expansion links 37；Described each No. two expansion link 37 bottoms are arranged on installing plate 4；The upper cover of piston rod of described each No. two expansion links 37 is provided with No. two limit spring 38, and No. two limit spring 38 limit the effect of movement in vertical direction distance of the present invention, it is prevented that the phenomenon of excessive No. two expansion links 37 of damage of vibration force.
As a preferred technical solution of the present invention, a described expansion link 33 and No. two expansion link 37 types are hydraulically extensible bar, and hydraulically extensible bar has that fatigue resistance performance is good and the advantage such as good pressure-resistant performance.
During work, after two units being connected 2 are started working, base plate 1 is produced huge vibration by unit 2, now, four damping side chains 3 start simultaneously at damping, a number expansion link 33 can realize the effect of the lateral damping of damping side chain 3, and No. two expansion links 37 can realize the function of damping side chain 3 vertical direction damping, base plate is carried out damping from lateral and vertical direction simultaneously, reduce the vibration effect in unit 2 motor process, reduce the noise that vibration force produces, and the present invention is provided with upper limit post 37 and lower limit post 33, upper limit post 7 plays and defines the distance that the present invention up vibrates, and lower limit post 5 plays and defines the distance that the present invention down vibrates, damping effect is good, simple in construction, solve the difficult problems such as existing Hydropower Plant exists that vibration effect is big and vibrating noise is big, reach purpose.
The ultimate principle of the present invention, principal character and advantage have more than been shown and described.Skilled person will appreciate that of the industry; the present invention is not restricted to the described embodiments; description in above-described embodiment and description is that principles of the invention is described; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements both fall within the claimed scope of the invention.Claimed scope is defined by appending claims and equivalent thereof.
Claims (3)
1. a power station Special shock-absorbing unit, it is characterised in that: including base plate (1), described base plate (1) upper end is provided with two interconnective units (2)；The lower surface of described base plate (1) is symmetrically arranged with four damping side chains (3) along base plate (1) central axis；Described each damping side chain (3) is installed on installing plate (4)；Lower end edge base plate (1) central axis of described base plate (1) is symmetrically welded with four lower limit posts (5)；Described each lower limit post (5) is connected with installing plate (4) each through lower limit spring (6)；Described installing plate (4) middle part lateral symmetry is welded with two upper limit posts (7)；Described each upper limit post (7) is connected with base plate (1) each through upper limit spring (8).
2. a kind of power station according to claim 1 Special shock-absorbing unit, it is characterised in that: described damping side chain (3) includes the substrate (31) being welded on base plate (1) lower surface；The two ends of described substrate (31) are symmetrically welded with two upper ear seats (32)；Described each upper ear seat (32) is connected each through the top of bearing pin and an expansion link (33)；The bottom of described each expansion link (33) is connected with lower ear base (34) each through bearing pin；The inclined shape of described each lower ear base (34) is welded on mounting blocks (35)；Described each mounting blocks (35) bottom is all welded on installing plate (4)；The piston rod of described each expansion link (33) is all arranged with a limit spring (36)；The lower surface of described substrate (31) is symmetrically installed with two No. two expansion links (37)；Described each No. two expansion link (37) bottoms are arranged on installing plate (4)；The upper cover of piston rod of described each No. two expansion links (37) is provided with No. two limit spring (38).
3. a kind of power station according to claim 2 Special shock-absorbing unit, it is characterised in that: a described expansion link (33) and No. two expansion link (37) types are hydraulically extensible bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610169120.3A CN105735213B (en) | 2016-03-22 | 2016-03-22 | A kind of power station Special shock-absorbing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610169120.3A CN105735213B (en) | 2016-03-22 | 2016-03-22 | A kind of power station Special shock-absorbing unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105735213A true CN105735213A (en) | 2016-07-06 |
| CN105735213B CN105735213B (en) | 2018-08-28 |
Family
ID=56251289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610169120.3A Active CN105735213B (en) | 2016-03-22 | 2016-03-22 | A kind of power station Special shock-absorbing unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105735213B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108916309A (en) * | 2018-07-06 | 2018-11-30 | 天津市盛佳怡电子有限公司 | A kind of shock absorption device of wind generator |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57210169A (en) * | 1981-06-17 | 1982-12-23 | Hitachi Ltd | Sand-separator for hydroelectric power plant |
| US4598503A (en) * | 1984-06-04 | 1986-07-08 | Berger Richard C | Vibration absorption mounting for a rooftop air handling unit or the like (II) |
| CN204030825U (en) * | 2014-08-11 | 2014-12-17 | 郑修志 | A kind of shock-absorbing motor cover in parallel |
| CN204299776U (en) * | 2014-12-18 | 2015-04-29 | 广东梅雁吉祥水电股份有限公司 | The base for supporting of the hydraulic turbine |
| CN204668773U (en) * | 2015-06-10 | 2015-09-23 | 中国电建集团贵阳勘测设计研究院有限公司 | Indoor switch station equipment mounting structure of power generation factory building of hydropower station |
| CN205557482U (en) * | 2016-03-22 | 2016-09-07 | 蔡惠文 | Special shock attenuation unit in power station |
-
2016
- 2016-03-22 CN CN201610169120.3A patent/CN105735213B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57210169A (en) * | 1981-06-17 | 1982-12-23 | Hitachi Ltd | Sand-separator for hydroelectric power plant |
| US4598503A (en) * | 1984-06-04 | 1986-07-08 | Berger Richard C | Vibration absorption mounting for a rooftop air handling unit or the like (II) |
| CN204030825U (en) * | 2014-08-11 | 2014-12-17 | 郑修志 | A kind of shock-absorbing motor cover in parallel |
| CN204299776U (en) * | 2014-12-18 | 2015-04-29 | 广东梅雁吉祥水电股份有限公司 | The base for supporting of the hydraulic turbine |
| CN204668773U (en) * | 2015-06-10 | 2015-09-23 | 中国电建集团贵阳勘测设计研究院有限公司 | Indoor switch station equipment mounting structure of power generation factory building of hydropower station |
| CN205557482U (en) * | 2016-03-22 | 2016-09-07 | 蔡惠文 | Special shock attenuation unit in power station |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108916309A (en) * | 2018-07-06 | 2018-11-30 | 天津市盛佳怡电子有限公司 | A kind of shock absorption device of wind generator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105735213B (en) | 2018-08-28 |
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Effective date of registration: 20191108 Address after: 233400 building 111, No.8 pedestrian street, middle section of Yuwang Road, Huaiyuan County, Bengbu City, Anhui Province Patentee after: Huaiyuan Hanbang Technology Consulting Co., Ltd Address before: 515600, Mount Huangshan Town, Chaoan District, Guangdong City, Chaozhou Province Patentee before: Cai Huiwen |
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| TR01 | Transfer of patent right |