CN211113993U

CN211113993U - Hydraulic engineering desilting device

Info

Publication number: CN211113993U
Application number: CN201922088549.1U
Authority: CN
Inventors: 杜聪
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-07-28
Anticipated expiration: 2029-11-28

Abstract

The utility model provides a hydraulic engineering desilting device, including pipeline, guide plate, filter screen, silt case, rotatory fixing device, rotary rod and two baffles, the pipeline both ends are water inlet and delivery port, and one side of silt case is provided with the silt export, and rotatory fixing device sets up on the top cap, the top cap is in with the setting installing port cooperation on the pipeline is provided with the limiting plate on the rotary rod, is provided with the spring between limiting plate and the top cap, the bottom of rotary rod is provided with the sphere shell plate, and the central authorities of sphere shell plate are provided with the through-hole, and the bottom of guide plate is provided with arch hole, and the shape of baffle is half moon. The device adopts a spherical shell plate structure and a spring damping design, so that the influence of water flow impact on the stability of the pipeline can be reduced; the flow guide plate after being perforated and the half-moon-shaped baffle can improve the circulation rate and the utilization rate of water flow, and the silt box is small in size. The utility model relates to a rationally, simple structure, be fit for extensive popularization.

Description

Hydraulic engineering desilting device

Technical Field

The utility model belongs to the technical field of hydraulic engineering equipment, especially, relate to a hydraulic engineering desilting device.

Background

Hydraulic engineering is an engineering built for controlling and regulating surface water and underground water in nature to achieve the purpose of removing harmful substances and benefiting. Only when hydraulic engineering is built, water flow can be controlled, flood disasters are prevented, and water quantity is adjusted and distributed to meet the requirements of people on water resources in life and production. Hydraulic engineering needs to build different types of hydraulic buildings such as dams, dikes, water gates, water inlets, channels, crossing tanks and rafts, and sets a corresponding number of hydraulic pipelines to complete transportation. However, a large amount of silt and silt exist at the bottom of the river, and a part of silt and silt enters the water and utility pipelines along with the water flow due to the sloshing of the water flow, so that the workload of pipeline cleaning work is increased.

Among the prior art, patent CN201721464725.1 discloses a water conservancy pipeline dredging device, including pipeline, water inlet and delivery port, the left side of water inlet is provided with the guide plate, the left side of guide plate is provided with a plurality of silt baffles, and the upper end of silt baffle is connected with the rotary rod, and the upper end of pipeline is provided with the rotatory fixing device corresponding with the rotary rod, and the rotary rod is fixed in rotatory fixing device, and the left side of silt baffle is provided with the filter screen, and the lower extreme of silt baffle is provided with the silt case. During the use, water is under the effect of guide plate, dash to silt baffle, it falls into the silt incasement to block silt that gets off through the silt baffle, and under the effect of blockking of baffle one and baffle two, silt is stayed in the silt case, and the area of silt baffle setting in the pipeline is crescent from the right side to the left, be favorable to holding back more silt like this, the efficiency of desilting is improved, and the filter screen can block the silt of staying the aquatic, make silt enter into the silt case, and need regularly discharge silt from the silt export. However, the device still has some defects while solving the dredging problem, for example, water flow rushes back to the silt baffle plate to generate a large amount of vibration potential energy, so that the device not only has noise, but also has the defect of damaging the stability of pipeline connection; moreover, when the water flow is reduced, a large amount of water flow is intercepted in the pipeline by the guide plate, so that the utilization rate of water is reduced; secondly, the rivers that get into in the silt case are probably obstructed because of the effect of baffle one and baffle, have not only increased vibration potential energy, have still influenced the circulation efficiency of rivers, and the volume of silt case is great moreover, can cause certain degree of difficulty to pipeline laying.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the technical problem that foretell desilting device exists in the aspect of the desilting, provide a reasonable in design, simple structure, stability are good, be convenient for maintain and be favorable to improving a hydraulic engineering desilting device of flowing water utilization ratio.

In order to achieve the above purpose, the technical scheme adopted by the utility model is that the hydraulic engineering dredging device provided by the utility model comprises a pipeline, a water inlet and a water outlet, a guide plate and a filter screen are arranged inside the pipeline, the pipeline is arranged on and communicated with a silt box, two baffles are staggered up and down on the inner wall of the silt box, one side of the silt box is provided with a silt outlet, a rotary fixing device is arranged on the pipeline at a position opposite to the silt box, a rotary rod is arranged at the center of the rotary fixing device, the rotary fixing device is arranged on a top cover, the top cover is matched with an installation opening arranged on the pipeline, a limiting plate is arranged on the rotary rod at a position close to the inner top surface of the top cover, a spring is arranged between the limiting plate and the top cover, the spring is sleeved on the top cover, a spherical shell plate is arranged at the bottom of the rotary rod, the outer surface of the spherical shell plate faces the silt box, a through hole is formed in the center of the spherical shell plate, an arch-shaped hole is formed in the bottom of the guide plate, and the baffle is half-moon-shaped.

Preferably, a transition angle is arranged on the connecting end face of the pipeline and the sediment box, and the transition angle is a round angle or a right angle.

Preferably, an annular mounting plate is arranged on the rear side of the filter screen in the pipeline, and the annular mounting plate is connected with the filter screen through bolts.

Compared with the prior art, the utility model discloses an advantage lies in with positive effect:

the utility model provides a hydraulic engineering desilting device, which adopts the design of spherical shell plate structure and spring shock absorption to reduce the influence of water flow impact on the stability of the pipeline, and the design of the top cover and the opening of the pipeline is favorable for reducing the installation difficulty of the spherical shell plate; the bottom of the guide plate is provided with the arched hole, so that the water flow can flow sufficiently, and the half-moon-shaped baffle plate can improve the circulation rate of the water flow, thereby improving the utilization rate of the water flow; meanwhile, the depth of the silt box can be reduced as far as possible according to the installation position of the baffle. The utility model relates to a rationally, simple structure, be fit for extensive popularization.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

FIG. 1 is a schematic structural diagram of a hydraulic engineering dredging device provided by an embodiment;

FIG. 2 is a top view of the silt box provided in the example;

fig. 3 is a side view of an embodiment of a baffle;

in the above figures, 1, a pipeline; 2. a water inlet; 3. a water outlet; 4. a baffle; 41. an arch-shaped hole; 5. a filter screen; 6. a baffle plate; 7. a silt outlet; 8. a rotating fixture; 9. rotating the rod; 91. a limiting plate; 10. a spring; 11. a spherical shell plate; 11a, a through hole; 12. a transition angle; 13. an annular mounting plate; 14. a silt box; 15. and a top cover.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict. For convenience of description, the words "up", "down", "left", "right", "front" and "rear" used herein refer to the drawings in the same or similar direction, and do not limit the structure.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Embodiment, as shown in fig. 1, fig. 2 and fig. 3, the utility model provides a pair of hydraulic engineering desilting device, including pipeline 1, water inlet 2 and delivery port 3, pipeline 1's inside is provided with guide plate 4 and filter screen 5, and pipeline 1 sets up on silt case 14 and rather than the intercommunication, and the inner wall of silt case 14 is crisscross from top to bottom to be provided with two baffles 6, and one side of silt case 14 is provided with silt export 7, and the position relative with silt case 14 on the pipeline is provided with rotary fixing device 8, and rotary fixing device 8's center is provided with rotary rod 9. The structures of the filter screen 5, the silt box 14, the rotary fixing device 8 and the rotary rod 9 are the prior art, and the detailed description of the embodiment is omitted. The utility model discloses the junction structure to guide plate 4, baffle 6 and pipeline and silt case provides the improvement to improve prior art's silt baffle, and then improve the stability and the rivers utilization efficiency of whole equipment.

Specifically, the utility model provides a rotatory fixing device 8 sets up on top cap 15, and top cap 15 is in with the setting the cooperation of installing port on the pipeline, the position that is close to the interior top surface of top cap on the rotary rod 9 is provided with limiting plate 91, is provided with spring 10 between limiting plate 91 and the top cap 15, and the spring housing is established on the rotary rod, and the bottom of rotary rod 9 is provided with spherical shell plate 11, and spherical shell plate 11's surface is towards the silt case, and spherical shell plate 11's central authorities are provided with through-hole 11a, and the bottom of guide plate 4 is provided with arch hole 41, and the shape of baffle 6 is the semilune. Wherein, the pipeline 1 adopts the design of opening holes, can pass through the spherical shell plate 11 and is sealed by the top cover 15, thus being convenient for assembly and maintenance; importantly, the device abandons the vertical silt baffle structure in the prior art and adopts the spherical shell plate 11, thereby effectively reducing the vibration potential energy generated by water flow impact, having lower noise, higher integral structural strength and longer service life; nevertheless, the silt in the water flow above the flow guide plate 4 can be kept in the silt box 14, and the water flow towards the back of the spherical shell 11 can fall through the through holes; meanwhile, a certain amount of vibration potential energy can be buffered by using the spring 10 between the limiting plate 91 and the top cover, so that the stability of the whole pipeline structure is improved.

Furthermore, the device can lead the water flow at the last stage of water supply to smoothly pass through the guide plate by utilizing the arch-shaped hole 41, thereby improving the circulation rate of the water flow. Under the condition of large water flow, most of water flows towards the spherical shell plate 11 through the guide plate 4, the water flow passing through the arch-shaped holes 41 is small, and the water can completely enter the silt box or overflow the filter screen 5 from the silt box to flow away. This device designs baffle 6 into semilune, and the crisscross effect of two upper and lower baffles can make rivers comparatively smoothly gush to filter screen 5, avoids producing the vortex between rivers and the baffle 6 and influences rivers circulation and sediment deposit effect. At the same time, the use of the half-moon-shaped baffle 6 suitably reduces the total height of the entire silt container, and silt in the silt container 14 can move to the silt outlet through the half-moon-shaped arc-shaped portion.

In order to improve silt and collect the effect, the utility model discloses be provided with transition angle 12 at pipeline and silt case 14's connection terminal surface, transition angle 12 is fillet or right angle. Can avoid the silt that passes through from arch hole 41 to be detained below guide plate 4 through setting up transition angle 12, be convenient for moreover by spherical shell plate 11 keep off silt directly fall into in silt chamber 14.

In order to improve the stability of filter screen, the utility model discloses the rear side that is located the filter screen at 1 inside pipeline is provided with annular mounting panel 13, and annular mounting panel 13 passes through bolted connection with filter screen 5, can make partial rivers impact force be born like this by annular mounting panel to with filter screen 5 effective bracing in the pipeline, prevent that the filter screen from shifting backward.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. A dredging device for hydraulic engineering comprises a pipeline, a water inlet and a water outlet, wherein a guide plate and a filter screen are arranged inside the pipeline, the pipeline is arranged on a silt box and communicated with the silt box, two baffles are arranged on the inner wall of the silt box in an up-and-down staggered manner, a silt outlet is arranged on one side of the silt box, a rotary fixing device is arranged at the position, opposite to the silt box, on the pipeline, a rotary rod is arranged at the center of the rotary fixing device, the rotary fixing device is arranged on a top cover, the top cover is matched with an installation opening arranged on the pipeline, a limiting plate is arranged at the position, close to the inner top surface of the top cover, on the rotary rod, a spring is arranged between the limiting plate and the top cover, the spring is sleeved on the rotary rod, a spherical shell plate is arranged at the bottom of the rotary rod, and the outer surface of, the center of the spherical shell plate is provided with a through hole, the bottom of the guide plate is provided with an arched hole, and the baffle is in a half-moon shape.

2. The hydraulic engineering dredging device according to claim 1, wherein a transition corner is arranged on a connecting end face of the pipeline and the sediment box, and the transition corner is a round corner or a right angle.

3. The hydraulic engineering dredging device of claim 2, wherein an annular mounting plate is arranged inside the pipeline and behind the filter screen, and the annular mounting plate is connected with the filter screen through bolts.