CN217997949U

CN217997949U - Ecological spur dike capable of automatically adjusting flow state of river channel

Info

Publication number: CN217997949U
Application number: CN202222342388.6U
Authority: CN
Inventors: 吕辉; 陈斌; 简鸿福; 成静清; 高江林; 邓伟; 戴霖; 韩会明; 严如玉
Original assignee: Jiangxi Academy of Water Resources
Current assignee: Jiangxi Academy of Water Resources
Priority date: 2022-09-02
Filing date: 2022-09-02
Publication date: 2022-12-09
Anticipated expiration: 2032-09-02

Abstract

The utility model discloses an ecological spur dike that can automize and adjust river course flow state, it includes the bank, the concrete base, pine stake and automatic regulating apparatus, automatic regulating apparatus is including locating the guide rail in the concrete base, wear to locate in the guide rail and can be at the bracing piece of guide rail internalization, locate between this bracing piece inner and the guide rail and for the spring that the bracing piece provided elasticity, install in the support of concrete base side and locate the universal joint structure of support tip, this pine stake end connection universal joint structure is in order to articulate and support free rotation relatively with the support, the bracing piece outer end is connected in order to form elastic support to the pine stake with the pine stake outside. The utility model provides a pine stake accessible automatic regulating apparatus can follow the rivers velocity of flow change and automatic the rotation, and then reaches the function of adjusting the flow state, has both remain the effect of spur dike protection bank side slope and regulation river course flow state well, has better view effect again, and can furthest's the influence that reduces pine stake when the river course floods.

Description

Ecological spur dike capable of automatically adjusting flow state of river channel

The technical field is as follows:

the utility model relates to a but groyne technical field refers in particular to an ecological groyne that can automize and adjust river flow state.

The background art comprises the following steps:

spur dikes (spur dikes), also known as "drift dikes", are river-renovating buildings that extend into the river orthogonally or obliquely to the river banks, the dam segments being connected to the river banks in a "T" shape. The spur dike can deflect the dynamic axis of the water flow, generate a flow-selecting effect to enable the water flow to tend to be opposite to the bank, and simultaneously enable the flow speed of the side of the spur dike to be reduced to have a certain protection effect on the bank.

However, the traditional spur dike is built by hard materials such as masonry stone and concrete, and the current ecological concept is not met when ecological river regulation and landscape river construction are carried out; the traditional spur dike slows down the flow rate of a river, aggravates the sedimentation condition of the river channel, is unfavorable for the health of the river, and increases the cost of dredging the river channel; in addition, the spur dike is unfavorable for flood discharge of a river channel, and the trajectory action threatens the stability of the bank slope.

With the gradual increase of the status of ecological and landscape concepts in river regulation, it is necessary to provide an ecological spur dike which does not affect the flood discharge safety of a river and has a certain landscape effect.

In view of the above, the present inventors propose the following.

The utility model has the following contents:

an object of the utility model is to overcome prior art's not enough, provide an ecological spur dike that can automize and adjust river course flow state.

In order to solve the technical problem, the utility model discloses a following technical scheme: this but ecological spur dike of automizing regulation river course flow state includes the bank and installs concrete foundation, pine stake and the automatic regulating apparatus in the bank slope of bank, the automatic regulating apparatus including set up in the guide rail of concrete foundation, wear to locate in this guide rail and can be at the bracing piece of guide rail internalization, set up between this bracing piece inner and guide rail and for the bracing piece provide elastic spring, install in the support of this concrete foundation side and set up in the universal joint structure of support tip, but this pine stake end connection universal joint structure is in order to articulate and support free rotation relatively with the support, the bracing piece outer end is connected in order to form elastic support to the pine stake with the pine stake outside.

Further, in the above technical solution, the guide rail and the support rod are both arc-shaped; the guide rail is made of a stainless steel arc hollow pipe, and a guide groove in an arc shape is formed in the guide rail; the spring penetrates through the guide groove, one end of the spring is fixedly connected with the guide groove, and the inner end of the support rod penetrates through the guide groove and is in contact/connection with the other end of the spring.

Furthermore, in the above technical solution, balls are arranged between the support rod and the guide rail, so that the support rod and the guide rail form rolling contact.

Furthermore, in the above technical solution, the universal joint structure includes a steel ball fixed on the support and serving as a rotation axis of the pine pile, and a spherical groove provided at an end of the pine pile, and the steel ball is embedded in the spherical groove and can rotate in any direction in the spherical groove.

Further, in the above technical solution, the end of the pine pile is cut into a conical part, and a hollow spherical crown made of stainless steel is sleeved on the conical part, and the hollow spherical crown is provided with the spherical groove.

Further, in the above technical scheme, the pine pile is a log pile with uniform thickness, flatness, decay and no peel.

Furthermore, in the technical scheme, the mounting elevation of the support is positioned at a normal water level, so that the pine pile normally floats on the water surface at the normal water level.

Further, in the above technical scheme, the concrete base is integrally cast by concrete and has an expanded structure, wherein the concrete base includes a semicircular ring portion having a semicircular cross section and a rectangular portion connected to the inner side of the semicircular ring portion and having a rectangular cross section, the guide rail is disposed in the semicircular ring portion, and the bracket is mounted on the waterside side of the rectangular portion.

Further, in the above technical solution, the pine pile is a single pine pile, or the pine pile is a structure formed by stacking and binding a plurality of pine piles.

Further, in the above technical scheme, when the river flow rate is 0 or close to 0, the spring is fully sprung to push the support rod to rotate so as to drive the pine pile to be vertical or close to vertical to the river bank line; when the river flow rate is increased, the water flow pushes the pine piles and the supporting rods to rotate, and the supporting rods compress the springs when rotating towards the guide rails; when the flow velocity of water flow is continuously increased, the pine stump can be driven to rotate downstream to a state close to the parallel state with the river bank line, and the compression amount of the spring reaches the maximum.

After the technical scheme is adopted, compared with the prior art, the utility model has following beneficial effect: the pine pile in the ecological spur dike of the utility model can realize the purpose of automatic rotation along with the change of the flow velocity of water through the automatic adjusting device, thereby achieving the function of adjusting the flow state, not only well retaining the functions of protecting the bank slope and adjusting the flow state of the river channel of the spur dike, but also rotating the pine pile to the position close to the bank line when the river channel floods, and reducing the influence of the pine pile when the river channel floods to the maximum extent; in addition, the pine piles are used as the material of the spur dike, so that the water flow of the river channel can be blocked to a certain extent on one hand, the flow state of the original river is changed, the turbulence of the river is improved, the subsurface flow exchange effect between the surface water and the underground water of the river is enhanced, the ecological restoration and water body purification capacity of the river is further enhanced, the dynamic change of the pine piles in the water has a good landscape effect, and the pine piles have great popularization and application values in ecological river channel treatment; meanwhile, the pine pile structure is used for replacing a spur dike built by traditional stone mortar or concrete materials, so that the materials can be obtained in situ, the materials are ecological and environment-friendly, the construction is simple, and the manufacturing cost is low; in addition, the pine stump can provide nutrients for aquatic organisms such as water microorganisms and fishes, and is favorable for improving the water environment.

Description of the drawings:

FIG. 1 is a schematic diagram of the present invention;

FIG. 2 is an assembly view of the pine pile, the support and the universal joint structure of the present invention;

fig. 3 is a first state diagram of the present invention;

FIG. 4 is a second state diagram of the present invention;

fig. 5 is a state diagram of the present invention.

The specific implementation mode is as follows:

the present invention will be further described with reference to the following specific embodiments and accompanying drawings.

Referring to fig. 1-5, the ecological spur dike capable of automatically adjusting the flow state of a river channel comprises a river bank 1, a concrete foundation 2 installed in a bank slope of the river bank, pine piles 3 and an automatic adjusting device 4.

River bank 1 is bank slope stable in structure, and can not cause the river course bank slope of destruction to former bank slope stable in structure after setting up ecological spur dike.

The pine piles 3 are arranged on the water surface of the concrete base 2 through the automatic adjusting device 4, so that the pine piles 3 can freely rotate under the action of different water flow velocities, and an included angle corresponding to the flow velocity is formed between each pine pile and a river bank line; this automatic regulating apparatus 4 can furthest's reduction pine stake when the river course floods.

Specifically, the automatic adjusting device 4 includes a guide rail 41 disposed in the concrete foundation 2, a support rod 42 disposed in the guide rail 41 in a penetrating manner and movable in the guide rail 41, a spring 43 disposed between an inner end of the support rod 42 and the guide rail 41 and providing an elastic force to the support rod 42, a bracket 44 mounted on a side surface of the concrete foundation 2, and a universal joint structure 45 disposed at an end portion of the bracket 44, wherein the end portion of the pine pile 3 is connected to the universal joint structure 45 to be hinged to the bracket 44 and to be freely rotatable relative to the bracket 44, and an outer end of the support rod 42 is connected to an outer side of the pine pile 3 to form an elastic support for the pine pile 3. When the river flow rate is 0 or close to 0, the spring 43 is fully sprung to push the support rod 42 to rotate so as to drive the pine stump 3 to be vertical or close to vertical to the river bank line, which is shown in fig. 3; when the river flow rate is increased, the water flow pushes the pine pile 3 and the supporting rod 42 to rotate, and the supporting rod 42 compresses the spring 43 when rotating towards the guide rail 41, which is shown in fig. 4; when the velocity of water flow lasts the increase, especially when the river course floods, in order to prevent that pine stake 3 from hindering the flood, water flow impels pine stake 3 to rotate to the state of being close to the parallel with the river bank line downstream, and the spring 43 compression reaches the biggest this moment, combines to show in fig. 5, the river course floods of being convenient for this moment. When the water flow rate is continuously reduced, the spring 43 is reset and bounces open to push the support rod 42 to rotate, so that the pine stump 3 is driven to rotate in the upstream direction, and the included angle between the river shorelines of the pine stump 3 is increased.

That is to say, the pine stump 3 in the ecological spur dike of the utility model can realize the purpose of automatic rotation along with the change of the water flow velocity through the automatic adjusting device 4, thereby achieving the function of adjusting the flow state, not only well keeping the functions of protecting the bank slope and adjusting the flow state of the river channel of the spur dike, but also enabling the pine stump to rotate to the position close to the bank line when the river channel floods, and reducing the influence of the pine stump when the river channel floods to the maximum extent; in addition, the pine piles are used as the spur dike material, so that certain obstruction can be caused to river water flow on one hand, the original river flow state is changed, the turbulence of the river is improved, the submerged flow exchange effect between the surface water and the underground water of the river is enhanced, the ecological restoration and water body purification capacity of the river are further enhanced, the dynamic change of the pine piles in the water has a good landscape effect, and the pine piles have a great popularization and application value in ecological river management; meanwhile, the pine pile structure is used for replacing a spur dike built by traditional stone mortar or concrete materials, so that the materials can be obtained in situ, the materials are ecological and environment-friendly, the construction is simple, and the manufacturing cost is low; in addition, the pine stump can provide nutrients for aquatic organisms such as water microorganisms and fishes, and is favorable for improving the water environment.

The pine pile 3 is a raw wood pile with uniform thickness, flatness, no withering, decay and no peeling, the diameter is preferably 15-30 cm, and the length is preferably 2.0-5.0 m; one end of the pine pile is cut into a cone shape, and antiseptic treatment is carried out, so that connection is not allowed; according to design requirements, the pine piles can be stacked and bound by a single pine pile or a plurality of pine piles, namely, the pine piles 3 are single pine piles, or the pine piles are stacked and bound by a plurality of pine pile structures, namely, the number of the pine piles bound is more, and the influence on the flow velocity of the cross section of the river is larger.

Concrete foundation 2 is pour by concrete an organic whole, and it is the structure of shape of releasing, and wherein, concrete foundation 2 is including the semicircle ring portion 21 that the cross section is personally submitted the semicircle ring and connect in semicircle ring portion 21 inboard and the cross section is the rectangle portion 22 of rectangle, the guide rail sets up in semicircle ring portion 21, the support mounting is in the waterside side of rectangle portion 22. The concrete base 2 can be directly installed in a bank slope of a river bank on site after being prefabricated.

The universal joint structure 45 comprises a steel ball 451 fixed on the bracket 44 and serving as a rotation axis of the pine pile 3 and a spherical groove 452 arranged at the end part of the pine pile 3, wherein the diameter of the steel ball 451 is slightly smaller than the inner diameter of the spherical groove 452, the steel ball 451 is embedded in the spherical groove 452 and can rotate in any direction in the spherical groove 452, and specifically, the pine pile can rotate in any direction in the plane of the pine pile with the sphere center of the steel ball as the center.

The pine stump 3 is cut into a conical part 31 at the end, a hollow spherical crown 450 made of stainless steel is sleeved on the conical part 31, and the hollow spherical crown 450 is provided with the spherical groove 452.

The guide rail 41 and the support rod 42 are both arc-shaped.

The support rod 42 is an arc-shaped steel rod piece, the diameter of the cross section of the support rod 42 is selected to be 3cm, the arc of the support rod 42 takes the sphere center of the steel ball as the center of a circle, the angle of the arc is 100 degrees, the length of the support rod 42 is determined according to the length of the pine pile, and the shortest length is not less than 0.8m; one end of the support rod 42 is fixed at a position which is not less than 0.5m away from the conical part 31 of the pine pile, and the other end is connected with the spring; when the flow velocity of the river channel water changes, the support rod 42 rotates around the center of the steel ball as the center of the circle under the action of the impact force of the water flow, and the spring at the other end of the support rod 42 compresses or springs open along with the rotation, so that the support rod 42 rotates in the guide rail 41.

The guide rail 41 is made of a stainless steel arc hollow pipe, and a guide groove 411 in an arc shape is formed in the guide rail; the spring 43 is inserted into the guiding slot 411, and one end of the spring 43 is fixedly connected with the guiding slot 411, and the inner end of the supporting rod 42 is inserted into the guiding slot 411 and contacts/connects with the other end of the spring 43.

Balls are arranged between the support rod 42 and the guide rail 41, so that the support rod 42 is in rolling contact with the guide rail 41, the friction resistance between the support rod 42 and the guide rail 41 can be reduced, and the operation is smoother.

The mounting elevation of the bracket 44 is located at the normal water level, so that the pine pile 3 normally floats on the water surface at the normal water level.

To sum up, the pine pile 3 in the ecological spur dike of the utility model can realize the purpose of automatic rotation along with the change of the flow velocity of water through the automatic adjusting device 4, thereby achieving the function of adjusting the flow state, not only well retaining the functions of the spur dike for protecting the bank slope and adjusting the flow state of the river channel, but also rotating the pine pile to the position close to the bank line when the river channel floods, and reducing the influence of the pine pile when the river channel floods to the maximum extent; in addition, the pine piles are used as the spur dike material, so that certain obstruction can be caused to river water flow on one hand, the original river flow state is changed, the turbulence of the river is improved, the submerged flow exchange effect between the surface water and the underground water of the river is enhanced, the ecological restoration and water body purification capacity of the river are further enhanced, the dynamic change of the pine piles in the water has a good landscape effect, and the pine piles have a great popularization and application value in ecological river management; meanwhile, the pine pile structure is used for replacing a spur dike built by traditional stone mortar or concrete materials, so that the materials can be obtained in situ, the materials are ecological and environment-friendly, the construction is simple, and the construction cost is low; in addition, the pine stump can provide nutrients for aquatic organisms such as water microorganisms and fishes, and is favorable for improving the water environment.

Of course, the above description is only for the specific embodiment of the present invention and is not intended to limit the scope of the present invention, and all equivalent changes or modifications made by the structure, characteristics and principles according to the claims of the present invention should be included in the claims of the present invention.

Claims

1. The utility model provides a but ecological spur dike of automatic adjustment river course flow state which includes bank (1) and installs concrete foundation (2) in the bank slope of bank, its characterized in that:

still including pine stake (3) and automatic regulating apparatus (4), automatic regulating apparatus (4) including set up guide rail (41) in concrete foundation (2), wear to locate in this guide rail (41) and can be in guide rail (41) movable bracing piece (42), set up spring (43) between this bracing piece (42) inner and guide rail (41) and for bracing piece (42) provide elasticity, install in support (44) of this concrete foundation (2) side and set up universal joint structure (45) in support (44) tip, this pine stake (3) end connection universal joint structure (45) in order to articulate with support (44) and can relative support (44) free rotation, bracing piece (42) outer end is connected in order to form elastic support to pine stake (3) with pine stake (3) outside.

2. The ecological spur dike capable of automatically adjusting the flow state of the river channel according to claim 1, wherein: the guide rail (41) and the support rod (42) are both arc-shaped; the guide rail (41) is made of a stainless steel arc hollow pipe, and a guide groove (411) in an arc shape is formed in the guide rail; the spring (43) penetrates through the guide groove (411), one end of the spring (43) is fixedly connected with the guide groove (411), and the inner end of the support rod (42) penetrates through the guide groove (411) and is in contact/connection with the other end of the spring (43).

3. The ecological spur dike capable of automatically adjusting the flow state of a river channel according to claim 1, wherein: balls are arranged between the supporting rod (42) and the guide rail (41), so that the supporting rod (42) and the guide rail (41) form rolling contact.

4. The ecological spur dike capable of automatically adjusting the flow state of a river channel according to any one of claims 1 to 3, wherein: the universal joint structure (45) comprises a steel ball (451) which is fixed on the bracket (44) and is used as the rotation axis of the pine pile (3) and a spherical groove (452) which is arranged at the end part of the pine pile (3), and the steel ball (451) is embedded in the spherical groove (452) and can rotate in any direction in the spherical groove (452).

5. The ecological spur dike capable of automatically adjusting the flow state of the river channel according to claim 4, wherein: the end part of the pine pile (3) is cut into a conical part (31), a hollow spherical crown (450) made of stainless steel is sleeved on the conical part (31), and the hollow spherical crown (450) is provided with the spherical groove (452).

6. The ecological spur dike capable of automatically adjusting the flow state of the river channel according to claim 4, wherein: the pine wood pile (3) is a raw wood pile which is uniform in thickness, straight, unbroken and unpeeled.

7. The ecological spur dike capable of automatically adjusting the flow state of the river channel according to claim 4, wherein: the mounting elevation of the bracket (44) is positioned at a normal water level, so that the pine pile (3) normally floats on the water surface at the normal water level.

8. The ecological spur dike capable of automatically adjusting the flow state of a river channel according to claim 4, wherein: concrete foundation (2) are pour by concrete an organic whole and become, and it is the structure of releasing, and wherein, concrete foundation (2) are including the semicircle ring portion (21) that the cross section is personally submitted the semicircle ring and connect in semicircle ring portion (21) inboard and the cross section is rectangle portion (22), the guide rail sets up in semicircle ring portion (21), the support mounting is in the side of being close to water of rectangle portion (22).

9. The ecological spur dike capable of automatically adjusting the flow state of a river channel according to claim 4, wherein: the pine pile (3) is a single pine pile, or the pine pile is of a structure formed by stacking and binding a plurality of pine piles.

10. The ecological spur dike capable of automatically adjusting the flow state of a river channel according to any one of claims 1 to 3, wherein: when the river flow rate is 0 or close to 0, the spring (43) is fully sprung to push the support rod (42) to rotate so as to drive the pine piles (3) to be vertical or close to vertical to the river shoreline; when the river flow rate is increased, the water flow pushes the pine pile (3) and the supporting rod (42) to rotate, and the supporting rod (42) compresses the spring (43) when rotating towards the guide rail (41); when the water flow velocity is continuously increased, the pine piles (3) can be driven to rotate downstream to be close to a parallel state with a river bank line, and the compression amount of the spring (43) reaches the maximum.