CN204589950U - The novel energy-dissipating structure of outlet structure escape works - Google Patents
The novel energy-dissipating structure of outlet structure escape works Download PDFInfo
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- CN204589950U CN204589950U CN201520297520.3U CN201520297520U CN204589950U CN 204589950 U CN204589950 U CN 204589950U CN 201520297520 U CN201520297520 U CN 201520297520U CN 204589950 U CN204589950 U CN 204589950U
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- energy dissipating
- bank
- discharge orifice
- dissipating
- riser
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- 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
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Abstract
The utility model relates to a kind of novel energy-dissipating structure of outlet structure escape works, comprise the main energy dissipating bank be connected with the delivery port of outlet structure escape works and the auxiliary energy dissipating bank being positioned at main energy dissipating bank downstream, between the water side of main energy dissipating bank and the water inlet end of auxiliary energy dissipating bank, transition energy dissipating bank is installed; Main energy dissipating bank entirety is L-type structure, with the arc settling tank sunk on the main energy dissipating base plate of its side that meets water, with leading discharge orifice on its main energy dissipating riser; Auxiliary energy dissipating bank entirety is in L-type structure, and the end of the auxiliary energy dissipating base plate of its land side is with energy dissipating tail bank, and with guidance discharge orifice on its auxiliary energy dissipating riser, the side that meets water of auxiliary energy dissipating riser is provided with oscillating deck; Described transition energy dissipating bank is installed on leading discharge orifice and teaches between discharge orifice, and transition energy dissipating bank is with the portion that raises up be connected with leading discharge orifice and the downslide portion be connected with guidance discharge orifice.The utility model adopts continuous print energy-dissipating structure to realize continuous several times energy dissipating, and effect of energy dissipation is good; Its compact conformation, without the need to building longer protection-apron, reduces cost.
Description
Technical field
The utility model relates to hydraulic engineering technical field, particularly the absorption basin in power station.
Background technology
In the Energy Dissipation Modes in power station, absorption basin is comparatively common one, and it is arranged on the downstream part of outlet structure escape works.By forming hydraulic jump in absorption basin, the torrent gushed by outlet structure escape works is transformed into unhurried current, to eliminate unnecessary kinetic energy.Absorption basin often has fluid stable, feature that effect of energy dissipation is good.But in existing absorption basin, it needs to build longer protection-apron, according to multistage energy-dissipating structure, its overall length is longer, causes the arrangement space of building not enough, earthwork evacuation amount and concrete square amount larger, construction costs is higher, is more not suitable for for narrow region.
Utility model content
The applicant, for the above-mentioned shortcoming of prior art, carries out studying and improving, and provides a kind of novel energy-dissipating structure of outlet structure escape works, and it substantially reduces protection-apron length, is adapted to the use of various region, has low, the convenient feature of arranging of cost.
In order to solve the problem, the utility model adopts following scheme:
A kind of novel energy-dissipating structure of outlet structure escape works, this vibrational power flow is in the downstream of outlet structure escape works, comprise the main energy dissipating bank be connected with the delivery port of outlet structure escape works and the auxiliary energy dissipating bank being positioned at main energy dissipating bank downstream, between the water side of main energy dissipating bank and the water inlet end of auxiliary energy dissipating bank, transition energy dissipating bank is installed; Described main energy dissipating bank entirety, in L-type structure, with the arc settling tank sunk on the main energy dissipating base plate of its side that meets water, with leading discharge orifice on its main energy dissipating riser, dominates the position of position higher than delivery port of discharge orifice;
Described auxiliary energy dissipating bank entirety is in L-type structure, and the end of the auxiliary energy dissipating base plate of its land side is with energy dissipating tail bank, and with guidance discharge orifice on its auxiliary energy dissipating riser, the side that meets water of auxiliary energy dissipating riser is provided with oscillating deck, and oscillating deck is positioned at the top of transition energy dissipating bank; Oscillating deck is articulated with the lower end of vertical rod, and upper end and the horizontal cantilever end of vertical rod are hinged, and cantilever and auxiliary energy dissipating riser are connected;
Described transition energy dissipating bank is installed on leading discharge orifice and teaches between discharge orifice, and transition energy dissipating bank, with the portion that raises up be connected with leading discharge orifice and the downslide portion be connected with guidance discharge orifice, raises up between portion and downslide portion and smoothly transits.
Further improvement as technique scheme:
The soffit of described cantilever is provided with connecting rod, is provided with spring between the lower end of connecting rod and oscillating deck.
Described oscillating deck is with the first arc diversion division be positioned at above leading discharge orifice and be positioned at the second arc diversion division of teaching above discharge orifice, and the first arc diversion division upwards bends away from leading discharge orifice, and the second arc diversion division bends downwards near teaching discharge orifice.
Described leading discharge orifice tilts upward setting from the side direction land side that meets water of main energy dissipating riser.
Described guidance discharge orifice is tilted to lower setting from the side direction land side that meets water of auxiliary energy dissipating riser.
With recessed arc-shaped curved surface on the downside of the hole of described guidance discharge orifice.
Technique effect of the present utility model is:
The utility model adopts main energy dissipating bank, auxiliary energy dissipating bank, oscillating deck and transition energy dissipating bank to realize continuous several times energy dissipating, and effect of energy dissipation is good; Its compact conformation, without the need to building longer protection-apron, reduces construction cost, not by the restriction in narrow place, and wide accommodation.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1, outlet structure escape works; 11, delivery port; 2, main energy dissipating bank; 21, main energy dissipating base plate; 210, arc settling tank; 22, main energy dissipating riser; 23, leading discharge orifice; 3, auxiliary energy dissipating bank; 31, auxiliary energy dissipating base plate; 32, auxiliary energy dissipating riser; 33, discharge orifice is taught; 34, arc-shaped curved surface; 35, energy dissipating tail bank; 4, transition energy dissipating bank; 41, raise up portion; 42, downslide portion; 5, oscillating deck; 51, the first arc diversion division; 52, the second arc diversion division; 6, cantilever; 7, vertical rod; 8, connecting rod; 9, spring.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described further.
As shown in Figure 1, the novel energy-dissipating structure of the outlet structure escape works of the present embodiment, this vibrational power flow is in the downstream of outlet structure escape works 1, comprise the main energy dissipating bank 2 be connected with the delivery port 11 of outlet structure escape works 1 and the auxiliary energy dissipating bank 3 being positioned at main energy dissipating bank 2 downstream, between the water side of main energy dissipating bank 2 and the water inlet end of auxiliary energy dissipating bank 3, transition energy dissipating bank 4 is installed; Main energy dissipating bank 2 entirety is in L-type structure, with the arc settling tank 210 sunk on the main energy dissipating base plate 21 of its side that meets water, with leading discharge orifice 23 on its main energy dissipating riser 22, the position of leading discharge orifice 23, higher than the position of delivery port 11, is dominated discharge orifice 23 and is tilted upward setting from the side direction land side that meets water of main energy dissipating riser 22;
Auxiliary energy dissipating bank 3 entirety is in L-type structure, the end of the auxiliary energy dissipating base plate 31 of its land side is with energy dissipating tail bank 35, with guidance discharge orifice 33 on its auxiliary energy dissipating riser 32, discharge orifice 33 is taught to be tilted to lower setting from the side direction land side that meets water of auxiliary energy dissipating riser 32, with recessed arc-shaped curved surface 34 on the downside of the hole of guidance discharge orifice 33.The side that meets water of auxiliary energy dissipating riser 32 is provided with oscillating deck 5, and oscillating deck 5 is positioned at the top of transition energy dissipating bank 4; Oscillating deck 5 is articulated with the lower end of vertical rod 7, and upper end and horizontal cantilever 6 end of vertical rod 7 are hinged, and cantilever 6 and auxiliary energy dissipating riser 32 are connected; The soffit of cantilever 6 is provided with connecting rod 8, is provided with spring 9 between the lower end of connecting rod 8 and oscillating deck 5.Oscillating deck 5 carries out reciprocally swinging under the percussion of current and under the elastic force effect of spring 9, consumes flow energy.
Transition energy dissipating bank 4 is installed on leading discharge orifice 23 and teaches between discharge orifice 33, and transition energy dissipating bank 4, with the portion that raises up 41 be connected with leading discharge orifice 23 and the downslide portion 42 be connected with guidance discharge orifice 33, raises up between portion 41 and downslide portion 42 and smoothly transits.
Oscillating deck 5 is with the first arc diversion division 51 be positioned at above leading discharge orifice 23 and be positioned at the second arc diversion division 52 of teaching above discharge orifice 33, first arc diversion division 51 upwards bends away from leading discharge orifice 23, and the second arc diversion division 52 bends downwards near teaching discharge orifice 33.
The current that the delivery port 11 of outlet structure escape works 1 flows out realize first time energy dissipating through the arc settling tank 210 of main energy dissipating bank 2, and because the leading discharge orifice 23 of main energy dissipating riser 22 is higher than delivery port 11, current raise up from leading discharge orifice 23 and flow out the energy dissipating of process implementation second time; Water impact, on oscillating deck 5, promotes oscillating deck 5 and swings, realize third time energy dissipating; Current are through transition energy dissipating bank 4, and the effect of raising up of transition energy dissipating bank 4, realizes the 4th energy dissipating; After auxiliary energy dissipating riser 32, enter auxiliary energy dissipating base plate 31, realize the 5th energy dissipating finally by energy dissipating tail bank 35.The utility model realizes continuous several times energy dissipating by main energy dissipating bank 2, auxiliary energy dissipating bank 3, oscillating deck 5 and transition energy dissipating bank 4, significantly reduces water velocity.
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 changed 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 (6)
1. the novel energy-dissipating structure of outlet structure escape works, this vibrational power flow is in the downstream of outlet structure escape works (1), it is characterized in that: comprise the main energy dissipating bank (2) be connected with the delivery port of outlet structure escape works (1) (11) and the auxiliary energy dissipating bank (3) being positioned at main energy dissipating bank (2) downstream, between the water side of main energy dissipating bank (2) and the water inlet end of auxiliary energy dissipating bank (3), transition energy dissipating bank (4) is installed; Described main energy dissipating bank (2) entirety is in L-type structure, with the arc settling tank (210) sunk on the main energy dissipating base plate (21) of its side that meets water, with leading discharge orifice (23) on its main energy dissipating riser (22), dominate the position of position higher than delivery port (11) of discharge orifice (23);
Described auxiliary energy dissipating bank (3) entirety is in L-type structure, the end of the auxiliary energy dissipating base plate (31) of its land side is with energy dissipating tail bank (35), with guidance discharge orifice (33) on its auxiliary energy dissipating riser (32), the side that meets water of auxiliary energy dissipating riser (32) is provided with oscillating deck (5), and oscillating deck (5) is positioned at the top of transition energy dissipating bank (4); Oscillating deck (5) is articulated with the lower end of vertical rod (7), and upper end and horizontal cantilever (6) end of vertical rod (7) are hinged, and cantilever (6) and auxiliary energy dissipating riser (32) are connected;
Described transition energy dissipating bank (4) is installed on leading discharge orifice (23) and teaches between discharge orifice (33), transition energy dissipating bank (4), with the portion that raises up (41) be connected with leading discharge orifice (23) and the downslide portion (42) be connected with guidance discharge orifice (33), smoothly transits between the portion that raises up (41) and downslide portion (42).
2. according to the novel energy-dissipating structure of outlet structure escape works according to claim 1, it is characterized in that: the soffit of described cantilever (6) is provided with connecting rod (8), between the lower end of connecting rod (8) and oscillating deck (5), spring (9) is installed.
3. according to the novel energy-dissipating structure of outlet structure escape works according to claim 1, it is characterized in that: described oscillating deck (5) is with being positioned at the first arc diversion division (51) of leading discharge orifice (23) top and being positioned at the second arc diversion division (52) of teaching discharge orifice (33) top, first arc diversion division (51) upwards bends away from leading discharge orifice (23), and the second arc diversion division (52) bends downwards near teaching discharge orifice (33).
4. according to the novel energy-dissipating structure of outlet structure escape works according to claim 1, it is characterized in that: described leading discharge orifice (23) tilts upward setting from the side direction land side that meets water of main energy dissipating riser (22).
5. according to the novel energy-dissipating structure of outlet structure escape works according to claim 1, it is characterized in that: described guidance discharge orifice (33) is tilted to lower setting from the side direction land side that meets water of auxiliary energy dissipating riser (32).
6. according to the novel energy-dissipating structure of outlet structure escape works according to claim 1, it is characterized in that: with recessed arc-shaped curved surface (34) on the downside of the hole of described guidance discharge orifice (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520297520.3U CN204589950U (en) | 2015-05-08 | 2015-05-08 | The novel energy-dissipating structure of outlet structure escape works |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520297520.3U CN204589950U (en) | 2015-05-08 | 2015-05-08 | The novel energy-dissipating structure of outlet structure escape works |
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| CN204589950U true CN204589950U (en) | 2015-08-26 |
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| CN201520297520.3U Expired - Fee Related CN204589950U (en) | 2015-05-08 | 2015-05-08 | The novel energy-dissipating structure of outlet structure escape works |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109208555A (en) * | 2018-08-22 | 2019-01-15 | 华北水利水电大学 | A kind of water flow energy dissipator |
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2015
- 2015-05-08 CN CN201520297520.3U patent/CN204589950U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109208555A (en) * | 2018-08-22 | 2019-01-15 | 华北水利水电大学 | A kind of water flow energy dissipator |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150826 Termination date: 20170508 |