CN217128119U - Ecological fish passing facility for river old sidewalk and wetland system - Google Patents

Abstract

The utility model provides a river old road ecology fish facility and wetland system of crossing relates to hydraulic engineering, ecological water conservancy technical field, has solved gradually the death in ox yoke lake, and the influence is unfavorable for protecting ecological balanced technical problem around the wetland environment. This ecological fish facility of crossing of river old road is in including being used for the reposition of redundant personnel subassembly and the setting of drainage river course mainstream the fish unit of crossing of reposition of redundant personnel subassembly one end, it is used for guiding fish activity to cross the fish unit. The utility model is used for in the story of river, through drainage river course mainstream, make rivers enter into the story, the wetland environment in the story is protected to the fish unit of crossing that lays in the cooperation story simultaneously, is one kind and does benefit to the ecological water conservancy technique of maintaining ecological balance.

Description

Ecological fish passing facility for river old sidewalk and wetland system

Technical Field

The utility model belongs to the technical field of hydraulic engineering, ecological water conservancy technique and specifically relates to a river old corridor ecology fish facility and wetland system of crossing.

Background

The ox yoke lake is a section of riverbed which is silted and wasted in the development process of a curved riverway, the formation of the ox yoke lake is mostly the result of natural evolution of the riverway, and the inlet section, the outlet section and the main stream of the ox yoke lake have certain included angles and are seriously silted, so that the state of overflowing in flood seasons and cutoff in dry seasons is mostly maintained. The water flow in the Dactylicapnos tauschii lake is slow, the biological resources are rich, and the proper conditions are brought for the inhabitation and the multiplication of the fishes. However, as the river course further evolves, the oxyoke lake is gradually silted to die due to the small water flow, which also causes irreversible influence on the surrounding wetland environment and is not beneficial to maintaining ecological balance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an ecological fish facility and wetland system of crossing of river old road has solved the gradual disappearance influence of ox yoke lake and has been unfavorable for protecting ecological balanced technical problem in the ox yoke lake through shunting main river course part rivers entering ox yoke lake. The utility model provides a plurality of technological effects that preferred technical scheme among a great deal of technical scheme can produce are seen in the explanation below in detail.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides an ecological fish facility of crossing of river old road, be in including reposition of redundant personnel subassembly and the setting that is used for drainage river course mainstream the fish unit of crossing of reposition of redundant personnel subassembly one end, it is used for guiding fish activity to cross the fish unit.

Preferably, cross the fish unit and include beam portion, slow flow portion and cross the fish passageway, cross the fish passageway with the reposition of redundant personnel subassembly is connected, beam portion with slow flow portion all sets up cross in the fish passageway.

Preferably, the number of the fish passing units is two or more, and the fish passing units are connected in sequence.

Preferably, the beam portion is a flow guide pier arranged in the fish passing channel, a flow guide channel is formed in the flow guide pier, and the sectional area of the flow guide channel is smaller than that of the fish passing channel on two sides of the flow guide pier.

Preferably, the water conservancy diversion mound is including being located cross the lateral wall arch of fish passageway both sides and being located cross the diapire arch of fish passageway bottom, the lateral wall arch with the diapire is protruding to be followed the wall of crossing the fish passageway is "U" groove shape and arranges, cross fish passageway length direction is ascending the lateral wall at water conservancy diversion mound both ends is the slope wall, by in the middle of the water conservancy diversion mound to the water conservancy diversion mound both ends extend the sectional area crescent of water conservancy diversion passageway.

Preferably, the slow flow part comprises a guide plate arranged in the fish passing channel, and the guide plate extends from one side wall of the fish passing channel to the other side wall of the fish passing channel.

Preferably, the guide plates are perpendicular to the side walls of the fish passing channels, the ratio of the extension length of each guide plate to the width of each fish passing channel ranges from 0.5 to 0.8, and the two guide plates are arranged in the fish passing channels in a staggered mode.

Preferably, the fish passing channel comprises a bottom plate, two guide walls and two slope feet, wherein the two guide walls are oppositely arranged on two sides of the bottom plate, the slope feet are obliquely and downwards arranged at two ends of the bottom plate, and one guide wall is connected with the flow dividing assembly.

Preferably, the reposition of redundant personnel subassembly includes reposition of redundant personnel wall and reposition of redundant personnel mound, the one end of reposition of redundant personnel wall with cross fish unit connection, the other end setting the reposition of redundant personnel mound, the reposition of redundant personnel mound orientation a lateral wall of reposition of redundant personnel wall with the contained angle of reposition of redundant personnel wall is the obtuse angle.

The utility model provides a wetland system, including foretell river former road ecology fish crossing facility, cross the right bank setting of fish unit along river former road, in the reposition of redundant personnel subassembly extends to the river course mainstream the left bank of river former road extremely set up the block between the ecological fish crossing facility of river former road.

The utility model provides an among the technical scheme, be in including reposition of redundant personnel subassembly and the setting that is used for drainage river course mainstream the fish unit of crossing of reposition of redundant personnel subassembly one end, cross the fish unit and be used for guiding fish activity, adopt the reposition of redundant personnel subassembly to be used for realizing the reposition of redundant personnel of river course mainstream, with the water reposition of redundant personnel in the river course mainstream to the story, cross the fish unit and can provide the activity space for the fish, so through the rivers of entrying in the story to and provide fish habitat, finally maintain wetland environment in the story. Avoiding the gradual extinction of the wetland environment, and is an ecological water conservancy technology which is beneficial to protecting ecological balance.

The utility model discloses preferred technical scheme can also produce following technological effect at least: the fish passing unit comprises a beam part, a slow flow part and a fish passing channel, the fish passing channel is connected with the flow dividing assembly, the beam part and the slow flow part are both arranged in the fish passing channel, and the space in the fish passing channel is constricted by the beam part, so that the water flow speed of partial regions is improved, a proper flow speed environment is provided for fishes, and the slow flow part is used for eliminating excessive energy of water flow and providing a proper inhabitation environment for fishes;

the beam flow part is a flow guide pier arranged in the fish passing channel, a flow guide channel is formed in the flow guide pier, the sectional area of the flow guide channel is smaller than that of the fish passing channel on two sides of the flow guide pier, and the beam flow channel converges the water flow channel through the flow guide pier to improve the local water flow speed;

the flow guide pier comprises side wall bulges positioned on two sides of the fish passing channel and a bottom wall bulge positioned at the bottom of the fish passing channel, the side wall bulges and the bottom wall bulge are arranged in a U-shaped groove along the wall surface of the fish passing channel, the side walls at two ends of the flow guide pier in the length direction of the fish passing channel are inclined wall surfaces, the sectional area of the flow guide channel extending from the middle of the flow guide pier to two ends of the flow guide pier is gradually increased, two ends of the flow guide channel formed by the contraction of the flow guide pier are gradually increased and are connected with the fish passing channels at two ends, and water flow smoothly enters the flow guide channel;

the slow-flow part comprises a guide plate arranged in the fish passing channel, the guide plate extends from one side wall of the fish passing channel to the other side wall of the fish passing channel, and the guide plate is arranged in the fish passing channel and used for blocking rapid water flow and providing a suitable environment for inhabitation of fish.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of an ecological fish-crossing facility of a river old sidewalk provided by an embodiment of the invention;

fig. 2 is a schematic top view of the ecological fish-crossing facility in the river course provided by the embodiment of the present invention;

fig. 3 is a schematic structural view of a flow guiding pier provided by the embodiment of the present invention;

fig. 4 is a schematic view of a main structure of a diversion pier provided by the embodiment of the present invention;

fig. 5 is a schematic structural view of a wetland system provided by the embodiment of the invention;

fig. 6 is a schematic view of a sectional structure of a wetland system provided in the embodiment of the present invention.

FIG. 1, a flow diversion assembly; 2. a fish passing unit; 3. a beam portion; 4. a flow slowing section; 5. a fish passage; 6. a diversion pier; 7. a flow guide channel; 8. the side wall is convex; 9. the bottom wall is convex; 10. a guide plate; 11. a base plate; 12. a guide wall; 13. a toe; 14. a shunting wall; 15. shunting piers; 16. the old river course; 17. river channel mainstream; 18. blocking; 19. a left bank; 20. and (4) a right bank.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The specific embodiment of the utility model provides an ecological fish facility of crossing of river former road, combine figure 1 and figure 2, it is mainly including the reposition of redundant personnel subassembly 1 that is used for drainage river course mainstream and set up the fish unit 2 of crossing in reposition of redundant personnel subassembly 1 one end, the main effect of crossing fish unit 2 lies in the activity of guide fish, for the space that provides the activity and perch of fish, so the structure comes the rivers reposition of redundant personnel in the main river course to this river former road through reposition of redundant personnel subassembly 1, for crossing fish unit 2 and river former road and provide rivers, so help keeping the wetland environment of river former road and both sides, improve the wetland environment in the river former road through this setting, be favorable to ecological balance's protection.

In the application, the fish passing unit 2 comprises a beam current part 3, a slow current part 4 and a fish passing channel 5, the beam current part 3 is used for converging water current entering the fish passing channel 5, the flow velocity of the water current is increased indirectly through the beam current, a proper flow velocity environment is provided for fishes, and the fish passing unit is suitable for fish activities; the flow slowing part 4 is used for slowing water flow, slowing down flow speed, eliminating redundant energy of the water flow and providing a proper inhabitation environment for fishes; cross fish passageway 5 and be connected with reposition of redundant personnel subassembly 1, reposition of redundant personnel subassembly 1 reposition of redundant personnel main river course's rivers back, water enters into in fish passageway 5, restraint portion 3 all sets up in passing fish passageway 5 with slow flow portion 4, rivers can enter into restraint portion 3 and slow flow portion 4 in, can add restraint portion 3 and be close to reposition of redundant personnel subassembly 1 setting, it at first enters into the velocity of flow that restraint portion 3 improves water to enter into the rivers that pass through in the fish passageway 5, then slow down the water volume velocity of flow through slow flow portion 4, simultaneously fish also can get into wherein, so alright communicate main rivers again in order to make river story 16, for improving species diversity in river story 16, do benefit to the protection of wetland environment.

The fish passing units 2 can be arranged into two or more than two, then the fish passing units 2 are sequentially connected, and a plurality of fish moving points and inhabitation points can be formed in the river old roads 16, so that the wetland environment is protected.

Specific in order to realize the line and increase the effect of velocity of flow, line portion 3 can set up the structural style of water conservancy diversion mound 6, set up in crossing fish passageway 5 through water conservancy diversion mound 6, occupy the branch space, reduce the area that rivers pass through, and then reach the effect of the velocity of flow increase, form water conservancy diversion passageway 7 in water conservancy diversion mound 6, rivers enter into water conservancy diversion passageway 7 in crossing fish passageway 5, the sectional area of water conservancy diversion passageway 7 is less than the cross-sectional area of crossing fish passageway 5 of water conservancy diversion mound 6 both sides, so alright in order to reach the purpose of the velocity of flow of water.

The diversion pier 6 can be in a mode that two bulges are oppositely arranged, the middle part is a diversion channel 7, and can also be in a structure as shown in an attached drawing 3 and an attached drawing 4, the diversion pier 6 shown in an attached drawing 1 comprises side wall bulges 8 positioned at two sides of the fish channel 5 and a bottom wall bulge 9 positioned at the bottom of the fish channel 5, the two side wall bulges 8 are oppositely arranged, then the bottom wall bulge 9 is arranged at the bottom, the side wall bulges 8 and the bottom wall bulge 9 are arranged in a U-shaped groove shape along the wall surface of the fish channel 5, the diversion channel 7 formed in the way can collect water flow from three directions to improve the flow velocity of the water flow, the side walls at two ends of the diversion pier 6 in the length direction of the fish channel 5 are inclined wall surfaces, namely the water inlet end and the water outlet end of the diversion pier 6, the side wall surfaces of the diversion pier 6 inclined in the way are arranged, so that the sectional area of the diversion channel 7 extending from the middle part of the diversion pier 6 to two ends is gradually increased, the water flow can smoothly enter the flow guide channel 7, and the influence of water flow disorder on fish activities caused by vertical wall surfaces is avoided. Specifically, as shown in fig. 3, the cross section of the sidewall protrusion 8 with the horizontal plane as the cross section is trapezoidal, and the whole is in the form of a quadrangular prism, the upper bottom of the trapezoid is the end facing the flow guide channel 7, and the lower bottom of the trapezoid is the end connected with the fish passing channel 5.

Unhurried current portion 4 in this application is used for releiving rivers, reduce the faster velocity of water flow that water conservancy diversion mound 6 produced, provide suitable habitat for fish, unhurried current portion 4 can adopt the structural style of baffle 10, this baffle 10 is extended to another lateral wall direction by a lateral wall that crosses fish passageway 5, combine figure 1 and attach 2 and show, baffle 10 transversely sets up in crossing fish passageway 5 passageway, so can directly deal with faster velocity's rivers, thereby reduce the velocity of flow, here position rivers are slow, silt will deposit here, the silt of siltation can provide necessary material basis for aquatic plant growth, thereby provide more suitable habitat for fish. In order to prevent excessive sediment accumulation, the sediment can be removed regularly.

The guide plate 10 in this application is perpendicular to the side wall of fish passageway 5 and sets up, and the ratio scope of this guide plate 10 extension length and the width of passing fish passageway 5 is 0.5 ~ 0.8, also can extend guide plate 10 to the two-thirds department of fish passageway 5 width, and the quantity of guide plate 10 can be two and crisscross the setting in passing fish passageway 5, also can design into a plurality ofly with the quantity of guide plate 10, and crisscross the setting in proper order, has certain clearance between the guide plate 10 for perching of fish, and the production of pasture and water plant.

Wherein cross the structural style that fish passageway 5 can adopt "U" type cell body, it is concrete including bottom plate 11, guide wall 12 and toe 13, guide wall 12 is two and relative setting on bottom plate 11 both sides, form a cell body structure that can guide through rivers, the decurrent setting of 13 slopes of toe is at the both ends of bottom plate 11, the position that sets up of toe 13 is respectively in rivers water inlet and delivery port position department, through this toe 13 setting, can make rivers smooth entering into in crossing fish passageway 5, alleviate the silt that leads to because of the rivers disorder at the exit siltation phenomenon, and one of them guide wall 12 is connected with reposition of redundant personnel subassembly 1, rivers after reposition of redundant personnel subassembly 1 divides enter into in crossing fish passageway 5.

The specific location flow dividing assembly 1 comprises a flow dividing wall 14 and a flow dividing pier 15, and is shown in the attached drawings 1 and 2, wherein one end of the flow dividing wall 14 is connected with the fish passing unit 2, the other end of the flow dividing wall is provided with the flow dividing pier 15, an included angle between one side wall of the flow dividing pier 15 facing the flow dividing wall 14 and the flow dividing wall 14 is an obtuse angle, the specific horizontal section of the flow dividing pier 15 can be trapezoidal, one side wall of an oblique edge is connected with the flow dividing wall 14, and water flow is blocked through the flow dividing pier 15 to enable the water flow to flow towards the direction of the fish passing channel 5.

The specific embodiment of the utility model provides a wetland system, which comprises the ecological fish-passing facility of the river old sidewalk, and is shown by combining the attached drawings 5 and 6, wherein the fish passing units 2 are arranged along the right bank 20 of the river course primary channel 16, the fish passing units 2 can be arranged around the right bank 20 of the river course primary channel 16 until the river course primary channel 16 is converged into the position of the river course primary channel 17, the flow dividing assembly 1 extends into the river course primary channel 17, the flow dividing wall 14 extends into the river course primary channel 17 in a mode of forming a certain included angle with the river direction, can extend in the direction vertical to the water flow of the main stream river channel, so that the water flow in the main stream 17 of the river channel is divided into the fish passing channel 5 through the dividing wall 14, a blocking net 18 can be arranged between the left bank 19 of the river course 16 and the ecological fish passing facilities of the river course, the fish are prevented by the barrier from entering the river estuary 16 outside the ecological fish-crossing facility.

The division wall 14 extending into the river main stream 17 can play a role of a spur dike, the division wall 14 only extends to the part of the river main stream 17, and the silt of part of the main stream is deposited behind the division wall 14, so that the scouring development of the Daphne girl lake sandbars is slowed down, and the deposition of the downstream of the river is also relieved.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example" or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (9)

1. An ecological fish passing facility for an old river course is characterized by comprising a flow dividing assembly (1) for guiding main flow of the river course and a fish passing unit (2) arranged at one end of the flow dividing assembly (1), wherein the fish passing unit (2) is used for guiding fish activities;

cross fish unit (2) including restraint portion (3), unhurried current portion (4) and cross fish passageway (5), cross fish passageway (5) with reposition of redundant personnel subassembly (1) is connected, restraint portion (3) with unhurried current portion (4) all set up cross in fish passageway (5).

2. The ecological fish passing facility of a river course according to claim 1, wherein the number of the fish passing units (2) is two or more, and the fish passing units (2) are connected in sequence.

3. The ecological fish passing facility of a river course according to claim 1, wherein the beam portion (3) is a flow guiding pier (6) arranged in the fish passing channel (5), a flow guiding channel (7) is formed in the flow guiding pier (6), and the cross-sectional area of the flow guiding channel (7) is smaller than the cross-sectional area of the fish passing channel (5) on two sides of the flow guiding pier (6).

4. The ecological fish passing facility of river course according to claim 3, wherein the diversion pier (6) comprises side wall protrusions (8) at two sides of the fish passing channel (5) and bottom wall protrusions (9) at the bottom of the fish passing channel (5), the side wall protrusions (8) and the bottom wall protrusions (9) are arranged in a U-shaped groove shape along the wall surface of the fish passing channel (5), the side walls at two ends of the diversion pier (6) in the length direction of the fish passing channel (5) are inclined wall surfaces, and the sectional area of the diversion channel (7) extending from the middle of the diversion pier (6) to two ends of the diversion pier (6) is gradually increased.

5. The ecological fish-crossing facility of a river course according to claim 1, wherein the slow-flow part (4) comprises a guide plate (10) arranged in the fish-crossing channel (5), and the guide plate (10) extends from one side wall of the fish-crossing channel (5) to the other side wall.

6. The ecological fish passing facility of a river course according to claim 5, wherein the guide plates (10) are arranged perpendicular to the side walls of the fish passing channel (5), the ratio of the extension length of the guide plates (10) to the width of the fish passing channel (5) ranges from 0.5 to 0.8, and the number of the guide plates (10) is two and the guide plates are arranged in the fish passing channel (5) in a staggered manner.

7. The ecological fish passing facility of a river course according to claim 1, wherein the fish passing channel (5) comprises a bottom plate (11), two guide walls (12) and slope feet (13), the two guide walls (12) are oppositely arranged on two sides of the bottom plate (11), the slope feet (13) are obliquely and downwards arranged at two ends of the bottom plate (11), and one guide wall (12) is connected with the flow dividing assembly (1).

8. The ecological fish passing facility of a river old way according to claim 1, characterized in that the diversion assembly (1) comprises a diversion wall (14) and a diversion pier (15), one end of the diversion wall (14) is connected with the fish passing unit (2), the other end is provided with the diversion pier (15), and an included angle between a side wall of the diversion pier (15) facing the diversion wall (14) and the diversion wall (14) is an obtuse angle.

9. A wetland system, characterized in that, includes the ecological fish passing facility of river former road of any claim 1 ~ 8, the fish unit (2) that crosses sets up along the right bank of river former road (16), reposition of redundant personnel subassembly (1) extends to in the river course mainstream (17), sets up block (18) between the left bank of river former road (16) to the ecological fish passing facility of river former road.

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