CN214573788U - Siphon type spillway - Google Patents
Siphon type spillway Download PDFInfo
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- CN214573788U CN214573788U CN202120189770.0U CN202120189770U CN214573788U CN 214573788 U CN214573788 U CN 214573788U CN 202120189770 U CN202120189770 U CN 202120189770U CN 214573788 U CN214573788 U CN 214573788U
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- conservancy diversion
- water conservancy
- passageway
- siphon
- siphonic
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 59
- LLPOLZWFYMWNKH-CMKMFDCUSA-N hydrocodone Chemical compound C([C@H]1[C@H](N(CC[C@@]112)C)C3)CC(=O)[C@@H]1OC1=C2C3=CC=C1OC LLPOLZWFYMWNKH-CMKMFDCUSA-N 0.000 claims abstract description 5
- 230000003014 reinforcing effect Effects 0.000 claims description 14
- 238000011144 upstream manufacturing Methods 0.000 claims description 10
- 238000005096 rolling process Methods 0.000 claims description 9
- 230000001174 ascending effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 11
- 230000000630 rising effect Effects 0.000 abstract description 2
- 238000004134 energy conservation Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
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Abstract
The utility model belongs to the technical field of hydraulic structure and specifically relates to a hydrocone type spillway is related to, and it is including setting up the siphon passageway on the dam body, the siphon passageway is including the water conservancy diversion passageway of the type of falling U that is close to the upper reaches river course and the water guide channel that is close to the low reaches river course, the water guide channel is located water conservancy diversion passageway top and with the water conservancy diversion passageway is linked together, the bottom side of the inside highest water conservancy diversion position department of water conservancy diversion passageway is provided with elevation structure, elevation structure is used for rising in vertical direction or descends in order to change the radial cross-section's of the highest water conservancy diversion position department of water conservancy diversion passageway opening size. This application has the messenger and starts the siphon effect and get water level height-adjustable festival to the effect of the drainage of being convenient for, and simple structure is practical, green energy-conservation.
Description
Technical Field
The application relates to the field of hydraulic construction, in particular to a siphon type spillway.
Background
The siphon spillway is a device for discharging flood by atmospheric pressure by using the principle of siphon, and has the advantages of large discharge capacity under a small weir crest water head, automatic flood discharge without a gate, automatic stop discharge, simple and convenient management, relatively simple structure and the like.
The application water level range of the traditional siphon spillway is limited, and the siphon effect can be generated in the siphon pipeline only when the upstream river water level is higher than the weir crest elevation of the siphon pipeline; when air enters the siphon pipeline from the inlet end of the siphon pipeline, the siphon action is naturally stopped, and the end point of the water level of the upstream riverway reservoir is usually the position of the water inlet elevation of the siphon pipeline.
Aiming at the related technologies, the inventor thinks that the defects that the traditional siphon spillway needs higher water level for starting the siphon action and is inconvenient to drain in time exist.
SUMMERY OF THE UTILITY MODEL
In order to enable the siphon action to be started, the water level height can be adjusted, and therefore drainage is facilitated, the siphon type spillway is provided.
The application provides a hydrocone type spillway adopts following technical scheme:
the utility model provides a hydrocone type spillway, is including setting up the siphon passageway on the dam body, the siphon passageway is including the water conservancy diversion passageway that is close to the type of falling U in upper reaches river course and the water guide channel that is close to the low reaches river course, the water guide channel is located water conservancy diversion passageway top and with the water conservancy diversion passageway is linked together, the bottom side of the inside highest water conservancy diversion position department of water conservancy diversion passageway is provided with elevation structure, elevation structure is used for rising or descending in order to change in vertical direction the radial cross-section's of the highest water conservancy diversion position department of water conservancy diversion passageway opening size.
Through adopting above-mentioned technical scheme, during the use, start elevation structure, elevation structure risees, the opening of the radial cross-section of the highest water conservancy diversion position department of water conservancy diversion passageway diminishes, this moment, the weir crest elevation increases promptly, the water level that starts the siphon action requirement is higher, and elevation structure descends, the opening grow of the radial cross-section of the highest water conservancy diversion position department of water conservancy diversion passageway, weir crest elevation descends this moment, the water level that starts the siphon action requirement is lower, so can carry out the nimble regulation of certain limit to the water level height that starts the siphon action requirement, thereby be convenient for in time drain.
Preferably, the lifting structure comprises a mounting platform arranged at the bottom side of the highest diversion position inside the diversion channel, the mounting platform is higher than the highest side edge of one end, close to an upstream river, of the diversion channel, a containing groove is formed in the mounting platform, a lifting plate is arranged in the containing groove, and a driving structure used for driving the lifting plate to lift is further arranged on the mounting platform.
Through adopting above-mentioned technical scheme, start the drive structure, the drive structure promotes the lifter plate and rises to increase the height of weir crest elevation, otherwise reduce the height of weir crest elevation, so, easy operation is convenient.
Preferably, the driving structure comprises a placing groove arranged at the bottom of the accommodating groove, an expansion piece is arranged in the placing groove, and a telescopic rod of the expansion piece is vertically upwards connected to the lifting plate.
Through adopting above-mentioned technical scheme, the lifter plate is pulled back after the telescopic link through the extensible member is released, so, the removal process of lifter plate is comparatively stable to improve the stability in the working process.
Preferably, the radial section of the flow guide channel is square, and the lifting plate is rectangular plate-shaped.
Through adopting above-mentioned technical scheme, the radial cross-section of water conservancy diversion passageway is square, and the lifter plate is the setting of rectangular plate shape and is convenient for manufacture, and the lifter plate can be better simultaneously blocks rivers.
Preferably, the both sides that the holding tank is relative are provided with the gib block, the gib block extends to on the medial surface of water conservancy diversion passageway, the side of lifter plate be provided with the gib block sliding fit's spout.
Through adopting above-mentioned technical scheme, the setting of gib block further improves the stability when lifter plate removes, improves the device reliability.
Preferably, one side of the lifting plate, which is far away from the upstream river channel, is provided with a reinforcing rod, and the side face of the accommodating groove, which is close to the reinforcing rod, is provided with a groove for accommodating the reinforcing rod.
Through adopting above-mentioned technical scheme, because the lifter plate when stretching out in the holding tank, will receive the pressure of water, through setting up the bending resistance that the stiffener improved the lifter plate, avoid the lifter plate to buckle and damage.
Preferably, still be provided with the support frame of U type in the holding tank, the upper end of support frame stretches out the holding tank, the gib block is located respectively the medial surface of support frame.
Through adopting above-mentioned technical scheme, be convenient for make corresponding elevation structure in advance at prefabricated factory through the setting of support frame, the later stage only need with support frame fixed mounting to the holding tank can, so accelerate the engineering progress, make the elevation structure wholeness better simultaneously.
Preferably, the guide strip is close to the side of upper reaches river course and follows the length direction interval of guide strip is provided with a plurality of rolling member, the rolling member including set up in mounting groove on the guide strip, it is connected with the live-rollers to rotate in the mounting groove, the axis of rotation direction of live-rollers with the length direction mutually perpendicular of guide strip, just the roll surface of live-rollers with the medial surface looks butt of spout.
Through adopting above-mentioned technical scheme, because hydraulic effect, the butt is comparatively inseparable between the spout of lifter plate and the gib block, and the resistance that the lifter plate received when so last or descend is great, becomes rolling frictional force with static frictional force through the live-rollers to reduce this resistance, improve the durability of lifter plate and gib block.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when the device is used, the lifting structure is started, the lifting structure rises, the opening of the radial section at the highest flow guide position of the flow guide channel becomes small, the elevation of the weir crest is increased at the moment, the water level required for starting siphoning is higher, the lifting structure falls, the opening of the radial section at the highest flow guide position of the flow guide channel becomes large, the elevation of the weir crest is reduced at the moment, the water level required for starting siphoning is lower, and therefore the water level height required for starting siphoning can be flexibly adjusted within a certain range, and water can be drained in time;
2. the arrangement of the supporting frame facilitates the manufacturing of a corresponding lifting structure in advance in a prefabrication factory, and the supporting frame is only required to be fixedly mounted in the accommodating groove at the later stage, so that the project progress is accelerated, and meanwhile, the integrity of the lifting structure is better;
3. because the effect of water pressure, the spout of lifter plate and the comparatively inseparable of butt between the gib block, the resistance that the lifter plate received when so last or descend is great, becomes rolling frictional force with static frictional force through the live-rollers to reduce this resistance, improve the durability of lifter plate and gib block.
Drawings
FIG. 1 is a schematic view of a siphon spillway embodiment of the present invention.
Fig. 2 is an enlarged schematic view of a portion a of fig. 1 in fig. 1.
FIG. 3 is a schematic view of the lifting plate of an embodiment of a siphonic spillway of the present application.
Description of reference numerals: 1. a dam body; 11. accommodating grooves; 12. a placement groove; 2. a siphon channel; 21. a flow guide channel; 22. a water guide channel; 3. mounting a platform; 4. a support frame; 41. a guide strip; 5. a lifting plate; 51. a chute; 52. a reinforcing bar; 6. a telescoping member; 61. a telescopic rod; 7. a rolling member; 71. mounting grooves; 72. the roller is rotated.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses hydrocone type spillway. Referring to fig. 1, the siphon spillway comprises a siphon channel 2 disposed on a dam body 1, the siphon channel 2 comprises an inverted U-shaped diversion channel 21 close to an upstream river channel and a water guide channel 22 close to a downstream river channel, and the water guide channel 22 is located above the diversion channel 21 and is communicated with the diversion channel 21.
Referring to fig. 1, a radial cross section of the flow guide channel 21 is square, and a lifting structure is disposed on a bottom side of a highest flow guide position inside the flow guide channel 21 and used for lifting or descending in a vertical direction to change a size of an opening of the radial cross section of the highest flow guide position of the flow guide channel 21. The lifting structure comprises a mounting platform 3 arranged at the bottom side of the highest diversion position in the diversion channel 21, the surface of the mounting platform 3 is horizontally arranged, and the mounting platform 3 is higher than the highest side edge of one end, close to an upstream river, of the diversion channel 21.
Referring to fig. 1, the middle position department of mounting platform 3 upper surface is provided with holding tank 11, and the vertical setting of holding tank 11, the direction mutually perpendicular of the length direction rivers of holding tank 11, the fixed support frame 4 that is provided with the U type in the holding tank 11, the thickness of support frame 4 is the same with the width of holding tank 11, and the opening of support frame 4 sets up, and holding tank 11 is stretched out and the top side that is close to water conservancy diversion passageway 21 is put to the upper end of support frame 4.
Referring to fig. 1 and 2, the inner side of the support frame 4 is provided with a lifting plate 5 which can be lifted and lowered in the vertical direction, and the thickness of the lifting plate 5 is the same as that of the support frame 4, and when the lifting plate 5 is in contact with the bottom of the inner side of the support frame 4, the upper end surface of the lifting plate 5 is kept flush with the surface of the mounting platform 3. Specifically, the opposite inner side surfaces of the support frame 4 are provided with guide strips 41 along the vertical direction, the height of each guide strip 41 is the same as that of the inner side of the support frame 4, and the side surface of the lifting plate 5 is provided with a sliding groove 51 matched with the guide strips 41 in a sliding manner.
Referring to fig. 1, still be provided with the drive structure that is used for driving lifter plate 5 to go up and down on mounting platform 3, the drive structure is including offering the standing groove 12 at 11 tank bottoms of holding tank, and standing groove 12 is located the middle part position department at 11 tank bottoms of holding tank, be provided with extensible member 6 in standing groove 12, the telescopic link 61 of extensible member 6 is vertical to be set up, the telescopic link 61 activity of extensible member 6 runs through the bottom of support frame 4 and stretches into the inboard of support frame 4, the tip and the lifter plate 5 fixed connection of telescopic link 61 of extensible member 6. In this embodiment, the telescopic member 6 may be a hydraulic telescopic rod 61.
Referring to fig. 1 and 2, in addition, due to the effect of the water pressure, the sliding groove 51 of the lifting plate 5 is in tight contact with the guide strip 41, so that the lifting plate 5 has a large resistance when ascending or descending, and in order to reduce the resistance, a plurality of rolling members 7 are uniformly arranged at intervals along the length direction of the guide strip 41 on the side surface of each guide strip 41 close to the upstream river channel. Specifically, the rolling member 7 includes a mounting groove 71 disposed on the guide bar 41, a rotating roller 72 is rotatably connected in the mounting groove 71, a direction of a rotation axis of the rotating roller 72 is perpendicular to a length direction of the guide bar 41, that is, the rotation axis of the rotating roller 72 is horizontally disposed, and a roller surface of the rotating roller 72 abuts against an inner side surface of the sliding groove 51.
Referring to fig. 1 and 3, in addition, a reinforcing rod 52 is disposed on a side of the lifting plate 5 away from the upstream river, the reinforcing rod 52 is disposed vertically, a groove (not shown in the figure) for accommodating the reinforcing rod 52 is disposed on a side surface of the accommodating groove 11 close to the reinforcing rod 52, and in this embodiment, the number of the reinforcing rods 52 may be two, two reinforcing rods 52 are disposed at intervals along the width direction of the lifting plate 5, and two reinforcing rods 52 are located at a middle position in the width direction of the lifting plate 5.
The implementation principle of the siphon spillway in the embodiment of the application is as follows: during the use, start extensible member 6, the telescopic link 61 of extensible member 6 stretches out, 5 rebound of lifter plate, so the upper end of lifter plate 5 is higher than mounting platform 3, at this moment, the weir top elevation increases promptly, the water level that starts the siphon effect requirement is higher, and during the telescopic link 61 withdrawal of extensible member 6, lifter plate 5 moves down, the weir top elevation descends this moment, the water level that starts the siphon effect requirement is lower, so can carry out the nimble regulation of certain extent to the water level height that starts the siphon effect requirement, thereby be convenient for in time the drainage.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A hydrocone type spillway which characterized in that: including setting up siphon passageway (2) on dam body (1), siphon passageway (2) are including water conservancy diversion passageway (21) and the water guide channel (22) that are close to the low reaches river course of the type of falling U that is close to the upper reaches river course, water guide channel (22) are located water conservancy diversion passageway (21) top and with water conservancy diversion passageway (21) are linked together, the bottom side of the highest water conservancy diversion position department of water conservancy diversion passageway (21) inside is provided with elevation structure, elevation structure is used for ascending high or descend in vertical direction in order to change the opening size of the radial cross section of the highest water conservancy diversion position department of water conservancy diversion passageway (21).
2. A siphonic spillway according to claim 1, wherein: the lifting structure comprises a mounting platform (3) arranged on the bottom side of the highest diversion position in the diversion channel (21), the mounting platform (3) is higher than the highest side edge of one end, close to an upstream river, of the diversion channel (21), a containing groove (11) is formed in the mounting platform (3), a lifting plate (5) is arranged in the containing groove (11), and a driving structure used for driving the lifting plate (5) to lift is further arranged on the mounting platform (3).
3. A siphonic spillway according to claim 2, wherein: the driving structure comprises a placing groove (12) formed in the bottom of the containing groove (11), an expansion piece (6) is arranged in the placing groove (12), and an expansion rod (61) of the expansion piece (6) is vertically upwards connected to the lifting plate (5).
4. A siphonic spillway according to claim 2, wherein: the radial section of the flow guide channel (21) is square, and the lifting plate (5) is rectangular plate-shaped.
5. The siphonic spillway according to claim 4, wherein: the both sides that holding tank (11) is relative are provided with gib block (41), gib block (41) extend to on the medial surface of water conservancy diversion passageway (21), the side of lifter plate (5) be provided with gib block (41) sliding fit's spout (51).
6. A siphonic spillway according to claim 5, wherein: one side of the lifting plate (5) far away from the upstream river channel is provided with a reinforcing rod (52), and the side face of the accommodating groove (11) close to the reinforcing rod (52) is provided with a groove for accommodating the reinforcing rod (52).
7. A siphonic spillway according to claim 5, wherein: still be provided with support frame (4) of U type in holding tank (11), stretch out the upper end of support frame (4) holding tank (11), guide strip (41) are located respectively the medial surface of support frame (4).
8. A siphonic spillway according to claim 5, wherein: the utility model discloses a river course, including the guide bar (41), the length direction interval of guide bar (41) is provided with a plurality of rolling member (7), rolling member (7) including set up in mounting groove (71) on guide bar (41), swivelling joint has live-rollers (72) in mounting groove (71), live-rollers's (72) axis of rotation direction with the length direction mutually perpendicular of guide bar (41), just the roll surface of live-rollers (72) with the medial surface looks butt of spout (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120189770.0U CN214573788U (en) | 2021-01-23 | 2021-01-23 | Siphon type spillway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120189770.0U CN214573788U (en) | 2021-01-23 | 2021-01-23 | Siphon type spillway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214573788U true CN214573788U (en) | 2021-11-02 |
Family
ID=78370730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120189770.0U Active CN214573788U (en) | 2021-01-23 | 2021-01-23 | Siphon type spillway |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214573788U (en) |
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2021
- 2021-01-23 CN CN202120189770.0U patent/CN214573788U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20241008 Address after: Room 407, Chamber of Commerce Building, Plot 3, Intersection of Changjiang South Road and Shicheng Avenue, Qingxi Street, Guichi District, Chizhou City, Anhui Province, China 247100 Patentee after: Chizhou Qianyue Information Technology Co.,Ltd. Country or region after: China Address before: Shop 205, building D, Hubin commercial street, Yangdong country garden, Dongcheng Town, Yangdong District, Yangjiang City, Guangdong Province, 529900 Patentee before: Guangdong Bainian Jiye water conservancy and Hydropower Construction Co.,Ltd. Country or region before: China |