CN204023507U - Dirty device is blocked for power station - Google Patents
Dirty device is blocked for power station Download PDFInfo
- Publication number
- CN204023507U CN204023507U CN201420435013.7U CN201420435013U CN204023507U CN 204023507 U CN204023507 U CN 204023507U CN 201420435013 U CN201420435013 U CN 201420435013U CN 204023507 U CN204023507 U CN 204023507U
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- CN
- China
- Prior art keywords
- floating
- mat structure
- trashrack
- power station
- floating mat
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- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses and a kind ofly block dirty device for power station; Belong to river course and block dirty equipment technical field; Its technical essential comprises some floating drums, wherein between each floating drum, is provided with trashrack, and the floating drum of trashrack two ends respectively with relative is hinged, and on trashrack, the length of gate hole and width are 10-20cm; Trashrack and floating drum coordinate formation floating mat structure; This floating mat structure one end is fixed on river bank, and the other end is fixed on power station and is positioned on the bridge pier at middle part; The angle of described floating mat structure and water (flow) direction is 40-60 °; The utility model aims to provide and a kind ofly rational in infrastructure, easy to use and respond well blocks dirty device for power station; Dirt is blocked for intake of hydropower station.
Description
Technical field
The utility model relates to one and blocks dirty device, more particularly, particularly relates to and a kind ofly blocks dirty device for power station.
Background technology
Existing intake of hydropower station block dirty floating drum, be inclined on the river course outside water inlet, its upper end is connected to river bank, the position of lower end is arranged on concrete wall between factory building section unit water inlet and sluice gate or every flowing wall end, the installation site of this floating drum lower end, when the power station wet season, the particularly unit of low water head, because the water yield increases, the unit load in power station increases, the flow entering unit increases, flow through the flow velocity that blocks dirty floating drum and flow also increases greatly, the ability that current carry rubbish secretly also increases greatly: 1. cause a large amount of rubbish to enter unit water inlet due to the effect of current from blocking to climb under dirty floating drum, thus be blocked in the trash rack for water inlet place of unit, affect the inflow of unit, thus greatly affect exerting oneself of unit, 2. the difficulty of cleaning is strengthened, because a large amount of rubbish enters into forebay water inlet, through current in the extruding of trashrack to rubbish, form tight rubbish heap, trash rake is also difficult to salvage cleaning, even if stopped by unit to a lot of rubbish, by putting forward gate mode, want this rubbish heap to discharge water inlet, blocked again dirty floating drum and block at forebay water inlet, be difficult to discharge, rubbish is caused to enter trashrack easy, go out difficult predicament, have a strong impact on unit out, affect the benefit in power station, 3. because rubbish bulk deposition is blocking dirty floating drum place, cause the water level blocking both sides before and after dirty floating drum to form larger drop, affect generating efficiency.
Summary of the invention
The purpose of this utility model is for above-mentioned the deficiencies in the prior art, provides a kind of and rational in infrastructure, easy to use and respond well blocks dirty device for power station.
The technical solution of the utility model is achieved in that a kind ofly blocks dirty device for power station, comprise some floating drums, wherein between each floating drum, be provided with trashrack, the floating drum of trashrack two ends respectively with relative is hinged, and on trashrack, the length of gate hole and width are 10-20cm; Trashrack and floating drum coordinate formation floating mat structure; This floating mat structure one end is fixed on river bank, and the other end is fixed on power station and is positioned on the bridge pier at middle part; The angle of described floating mat structure and water (flow) direction is 40-60 °.
Above-mentioned block in dirty device for power station, the position be connected with floating mat structure at bridge pier and river bank is vertically provided with guide-localization groove respectively, the inner chamber cell wall cross section of guide-localization groove is arc, the opening portion of guide-localization groove is relative with floating mat structure, location ball float is provided with in guide-localization groove inner chamber, the external diameter of location ball float is greater than the width in guide-localization channel opening portion, floating mat structure two ends connect with corresponding location ball float respectively, and floating mat structure is fixed on bridge pier and river bank by guide-localization groove and location ball float cooperation.
Above-mentioned block in dirty device for power station, the end that described floating mat structure is connected with bridge pier is provided with elastic telescopic mechanism, elastic telescopic mechanism is primarily of connecting the buffer spring of floating mat structure and location ball float and being separately fixed at the extension sleeve formation at buffer spring two ends, two extension sleeves are socketed formation spar structures mutually, between the contact site of two extension sleeves, be provided with O-ring seal.
Above-mentioned block in dirty device for power station, described trashrack is made up of upper supporting plate, lower carrier plate and the aperture plate be arranged between upper and lower support plate, and upper and lower support plate two ends are hinged on the close end at the corresponding upper and lower two ends of floating drum respectively.
After the utility model adopts said structure, block dirty floating drum made into be arranged by floating drum and trashrack interval by original whole spar structures by original, simultaneously by gate hole on trashrack to be dimensioned to generating set water inlet place trashrack measure-alike, this structure, trashrack can reduce and blocks the stop of dirty floating drum to current, the rubbish not affecting generating set can be allowed to pass through simultaneously, reduce the accumulating amount blocking dirty floating drum place rubbish, alleviate its burden; Further, elastic telescopic mechanism is set by the end be connected with bridge pier in floating mat structure, both can have prevented blocking dirty device and break comparatively greatly due to stressed suddenly, can prevent rubbish from leaking through thus by extension sleeve again, improve and block dirty effect.
Accompanying drawing explanation
Below in conjunction with the embodiment in accompanying drawing, the utility model is described in further detail, but do not form any restriction of the present utility model.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the close-up schematic view at A place in Fig. 1;
Fig. 3 is the close-up schematic view at B place in Fig. 1;
Fig. 4 is the sectional structure schematic diagram at C-C place in Fig. 3.
In figure: floating drum 1, trashrack 2, upper supporting plate 2a, lower carrier plate 2b, aperture plate 2c, floating mat structure 3, guide-localization groove 4, location ball float 5, elastic telescopic mechanism 6, buffer spring 6a, extension sleeve 6b, O-ring seal 6c.
Detailed description of the invention
Consult shown in Fig. 1 to Fig. 4, of the present utility modelly a kind ofly block dirty device for power station, comprise some floating drums 1, trashrack 2 is provided with between each floating drum 1, described trashrack 2 is by upper supporting plate 2a, lower carrier plate 2b and be arranged on upper and lower support plate 2a, aperture plate 2c between 2b forms, and upper and lower support plate 2a, 2b two ends are hinged on the close end at corresponding floating drum about 1 two ends respectively; On trashrack 2, the length of gate hole and width are 10-20cm, and the trashrack at specification and intake of hydropower station place adapts; Trashrack 2 and floating drum 1 coordinate formation floating mat structure 3; This floating mat structure 3 one end is fixed on river bank, and the other end is fixed on power station and is positioned on the bridge pier at middle part; Described floating mat structure 3 is 40-60 ° with the angle of water (flow) direction.The other end of floating mat structure 3 being fixed on power station is positioned on the bridge pier at middle part, limit its angle simultaneously, making floating mat structure 3 entirety away from the most anxious position of current on front side of intake of hydropower station, preventing rubbish from entering unit water inlet and the trash rack for water inlet being blocked in unit due to the effect of current from blocking to climb under dirty floating drum.
Simultaneously, the position be connected with floating mat structure at bridge pier and river bank is vertically provided with guide-localization groove 4 respectively, the inner chamber cell wall cross section of guide-localization groove 4 is arc, the opening portion of guide-localization groove 4 is relative with floating mat structure 3, location ball float 5 is provided with in guide-localization groove 4 inner chamber, the external diameter of location ball float 5 is greater than the width of guide-localization groove 4 opening portion, floating mat structure 3 two ends connect with corresponding location ball float 5 respectively, and floating mat structure is fixed on bridge pier and river bank by guide-localization groove 4 and location ball float 5 cooperation.This structure, floating mat structure just can be elevated along with fluctuation in stage.Further, elastic telescopic mechanism 6 is provided with in the end that floating mat structure 3 is connected with bridge pier, elastic telescopic mechanism 6 is formed primarily of the buffer spring 6a connecting floating mat structure 3 and location the ball float 5 and extension sleeve 6b that is separately fixed at buffer spring 6a two ends, two extension sleeve 6b are socketed formation spar structures mutually, between the contact site of two extension sleeve 6b, be provided with O-ring seal 6c, anti-sealing enters spar structures inside.
Above illustrated embodiment is better embodiment of the present utility model, only be used for conveniently the utility model being described, not any pro forma restriction is done to the utility model, have in any art and usually know the knowledgeable, if do not depart from the utility model carry in the scope of technical characteristic, utilize the utility model disclose the Equivalent embodiments changing or modify in the done local of technology contents, and do not depart from technical characteristic content of the present utility model, all still belong in the scope of the utility model technical characteristic.
Claims (4)
1. one kind is blocked dirty device for power station, comprise some floating drums (1), it is characterized in that, between each floating drum (1), be provided with trashrack (2), the floating drum (1) of trashrack (2) two ends respectively with relative is hinged, and length and the width of the upper gate hole of trashrack (2) are 10-20cm; Trashrack (2) and floating drum (1) coordinate formation floating mat structure (3); This floating mat structure (3) one end is fixed on river bank, and the other end is fixed on power station and is positioned on the bridge pier at middle part; Described floating mat structure (3) is 40-60 ° with the angle of water (flow) direction.
2. according to claim 1ly block dirty device for power station, it is characterized in that, the position be connected with floating mat structure at bridge pier and river bank is vertically provided with guide-localization groove (4) respectively, the inner chamber cell wall cross section of guide-localization groove (4) is arc, the opening portion of guide-localization groove (4) is relative with floating mat structure (3), location ball float (5) is provided with in guide-localization groove (4) inner chamber, the external diameter of location ball float (5) is greater than the width of guide-localization groove (4) opening portion, floating mat structure (3) two ends connect with corresponding location ball float (5) respectively, floating mat structure is fixed on bridge pier and river bank by guide-localization groove (4) and location ball float (5) cooperation.
3. according to claim 2ly block dirty device for power station, it is characterized in that, the end that described floating mat structure (3) is connected with bridge pier is provided with elastic telescopic mechanism (6), elastic telescopic mechanism (6) is primarily of connecting the buffer spring (6a) of floating mat structure (3) and location ball float (5) and being separately fixed at extension sleeve (6b) formation at buffer spring (6a) two ends, two extension sleeves (6b) socket formation spar structures mutually, is provided with O-ring seal (6c) between the contact site of two extension sleeves (6b).
4. according to claim 1ly block dirty device for power station, it is characterized in that, described trashrack (2) is by upper supporting plate (2a), lower carrier plate (2b) and be arranged on upper and lower support plate (2a, aperture plate (2c) composition 2b), upper and lower support plate (2a, 2b) two ends are hinged on the close end at the upper and lower two ends of corresponding floating drum (1) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420435013.7U CN204023507U (en) | 2014-08-04 | 2014-08-04 | Dirty device is blocked for power station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420435013.7U CN204023507U (en) | 2014-08-04 | 2014-08-04 | Dirty device is blocked for power station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204023507U true CN204023507U (en) | 2014-12-17 |
Family
ID=52063394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420435013.7U Expired - Fee Related CN204023507U (en) | 2014-08-04 | 2014-08-04 | Dirty device is blocked for power station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204023507U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107012834A (en) * | 2017-06-19 | 2017-08-04 | 福建省水利水电勘测设计研究院 | A kind of intake current conduct and the structure for blocking dirt |
-
2014
- 2014-08-04 CN CN201420435013.7U patent/CN204023507U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107012834A (en) * | 2017-06-19 | 2017-08-04 | 福建省水利水电勘测设计研究院 | A kind of intake current conduct and the structure for blocking dirt |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141217 Termination date: 20160804 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |