CN217439123U

CN217439123U - Drainage auxiliary device for hydraulic engineering

Info

Publication number: CN217439123U
Application number: CN202220402736.1U
Authority: CN
Inventors: 潘晓燕
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-02-25
Filing date: 2022-02-25
Publication date: 2022-09-16
Anticipated expiration: 2032-02-25

Abstract

The utility model discloses a drainage auxiliary device for hydraulic engineering, including the inlet for stom water, still include: the guide pipeline is arranged below the rainwater port and is used for guiding water flow entering from the rainwater port to enter a sewer; the cleaning part is arranged at the top of the guide pipeline and is used for intercepting garbage entering a sewer through a rainwater port; drainage portion, drainage portion sets up the inside at the guide tube way, its include the spiral drainage piece of vertical setting and the vent pipe who sets up along spiral drainage piece direction, the vertical rivers that get into the guide tube way flow along spiral drainage piece spiral, and drive spiral drainage piece and rotate, vent pipe vertically runs through spiral drainage piece, the top and the bottom space of its intercommunication drainage portion, a both ends atmospheric pressure for keeping drainage portion is balanced, install additional in current drainage system through with this device, supplementary current drainage system realizes faster drainage, slow down the drainage pressure in the city.

Description

Drainage auxiliary device for hydraulic engineering

Technical Field

The utility model belongs to the hydraulic engineering field, concretely relates to drainage auxiliary device for hydraulic engineering.

Background

The drainage system is an important infrastructure of a modern city, and how to optimize and reconstruct the drainage system of the city by economic technology is an important research subject.

At present, drainage systems of a plurality of cities are lagged in construction, and drainage standards of the drainage systems are low, so that long-time water accumulation in the cities after rain is caused, and great influence is caused on production and life of people. The need to solve these problems requires redesign of the urban drainage system, which requires excessive effort.

SUMMERY OF THE UTILITY MODEL

To foretell not enough, the utility model provides a drainage auxiliary device for hydraulic engineering through installing additional in current drainage system, supplementary current drainage system realizes faster drainage, slows down the drainage pressure in the city.

The utility model discloses a realize through following technical scheme:

the utility model provides a drainage auxiliary device for hydraulic engineering, includes the inlet for stom water, still includes: the guide pipeline is arranged below the rainwater port and used for guiding water flow entering from the rainwater port to enter a sewer and forming flow direction guide for the water flow; the cleaning part is arranged at the top of the guide pipeline and is used for intercepting the garbage entering a sewer through the rainwater inlet and preventing the garbage from entering the drainage part or the sewer pipeline from being blocked; drainage, drainage sets up the inside at the guide tube way, its spiral drainage including vertical setting and the vent pipe who sets up along spiral drainage direction, the vertical rivers that get into the guide tube way flow along spiral drainage spiral, and drive spiral drainage and rotate, make the velocity of flow increase through rotating, vent pipe vertically runs through spiral drainage, its top and the bottom space that feeds through drainage, a both ends atmospheric pressure for keeping drainage is balanced, when rivers increase, vent pipe feeds through drainage bottom and top, prevent to go out the velocity of flow of line because of the bottom high pressure and slow down.

Further, spiral drainage spare includes rotation axis and helical blade, and the rotation axis is swivelling joint with the guide pipeline, and the breather pipe setting is in the rotation axis, and helical blade sets up in the rotation axis outside, and helical blade further accelerates the velocity of flow through rotating, and the breather pipe setting does not influence the helical blade rotation in the rotation axis.

Further, clearance portion is including collecting piece and interception blade, and the top at the rotation axis is connected to the interception blade, and the rotation axis rotates and to drive the interception blade and rotate, rotates through the rotation axis and drives the work of interception blade, does not need extra drive arrangement.

Further, the collecting part is arranged on the outer side of the intercepting blade and connected with the top of the guide pipeline, and when the intercepting blade rotates, the intercepted garbage is thrown out of the collecting part under the action of centrifugal force. The garbage is collected while being intercepted, the intercepting blades do not need to be cleaned frequently, and manpower and material resources are saved.

Furthermore, the collecting part is detachably connected with the top of the guide pipeline, the garbage in the collecting part can be cleaned at regular time, and the collecting part is located at the top and is convenient to take and install.

Further, the top of guide pipeline is provided with first connecting piece for connect and collect the piece, is provided with first spiral guide in the first connecting piece, is used for guiding rivers to get into the drain part. The first spiral guides the water flow to have a tendency to rotate so as to reduce the impact of the water flow on the spiral drainage member.

Further, the bottom of the guiding pipe is provided with a second connecting piece which is connected with a sewer and used for guiding the water flow discharged by the water discharging part to converge into the sewer pipe. The second connecting piece is connected with the sewer pipeline, the sewer pipeline is usually vertical to the sewer opening, and when the second connecting piece is bent, water flow can still keep rotating when flowing out of the device, continuous water drainage is not influenced, and sediment is prevented from being deposited in the sewer pipeline.

Further, spiral drainage spare is provided with protection device, it is used for restricting spiral drainage spare to with rivers by the water inlet to the rotation of spiral drainage spare pivoted opposite direction when the sewer pipe direction flows, when the rainwater is too big, water in the sewer pipe can flow to the water inlet, take place reverse flow, rivers are too big can break away the water inlet and form the potential safety hazard, spiral drainage spare's protection device restriction spiral drainage spare reverses, when rivers reverse flow, can form the resistance to rivers, prevent that rivers reverse flow from breaking away the water inlet.

Further, the vent pipe is provided with the return valve, and the return valve setting is in the inside of vent pipe, and when rivers flowed from top to bottom, the return valve was opened, keeps the circulation of air, and when rivers flowed from bottom to top, the return valve was closed for prevent that rivers from flowing back through vent pipe.

The cross-sectional area of the guide pipe is further not less than 70% of the area of the gutter inlet to ensure that the water flow rate is not reduced while increasing the water flow speed.

Drawings

Fig. 1 is a schematic structural view illustrating an exemplary embodiment of a drainage aid for hydraulic engineering according to the present invention;

fig. 2 is a schematic structural view for explaining an exemplary embodiment of an internal structure of the drainage assistance device for hydraulic engineering according to the present invention;

fig. 3 is a schematic structural view illustrating an exemplary embodiment of a collecting member of the drainage aid for hydraulic engineering according to the present invention;

fig. 4 is a schematic view of a half-section of a collecting member of the drainage aid for hydraulic engineering according to an exemplary embodiment of the present invention;

fig. 5 is a schematic structural view illustrating an exemplary embodiment of a guide pipe of the drainage aid for hydraulic engineering according to the present invention;

FIG. 6 is an enlarged schematic view of the structure at A;

fig. 7 is a schematic diagram illustrating a half-section structure of an exemplary embodiment of the drainage assistance device for hydraulic engineering according to the present invention.

Reference numerals

1. Cleaning part, 11, intercepting blade, 12, waterproof cap, 13, collecting piece, 131, outer side, 132, clamping part, 133, inner side, 134 and collecting tank;

2. a guide pipe 21, a first spiral guide 22, a first connecting piece 23, a second connecting piece 24, a second spiral guide;

3. a drain part 31, a spiral drain piece 311, a spiral blade 312, a rotating shaft 32 and an air duct;

4. water flow through holes, 5, a protection device, 51, a limiting groove, 52, a limiting block, 53, a limiting rod, 6, a backflow valve, 61, a floating block, 62 and a slide way.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that the terms of orientation such as left, right, up, down, front and back in the embodiments of the present invention are only relative concepts or are referred to the normal use state of the product, i.e. the traveling direction of the product, and should not be considered as limiting.

In addition, it should be noted that the dynamic terms such as "relative movement" mentioned in the embodiments of the present invention include not only a change in position but also a movement in which a state changes without a relative change in position such as rotation or rolling.

Finally, it will be understood that when an element is referred to as being "on" or "disposed of" another element, it can be on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.

As shown in fig. 1 to 7, a drainage auxiliary device for hydraulic engineering includes a rain inlet through which rainwater enters an underground drainage pipe, and further includes: the guide pipeline 2 is arranged below the rainwater inlet, and the guide pipeline 2 is used for guiding the water flow entering the rainwater inlet so that the water flow entering from the rainwater inlet flows into the bottom drainage pipe along the guide pipeline 2; the cleaning part 1 is arranged at the top of the rainwater inlet, the cleaning part 1 is used for intercepting garbage entering a sewer through the rainwater inlet, a water inlet grate is usually placed at the rainwater inlet and can be used for primarily filtering water flow and intercepting garbage in the water flow, the garbage is larger than a through hole of the water inlet grate, the cleaning part 1 is tightly attached to the lower part of the water inlet, the garbage passing through the water inlet grate can be secondarily intercepted by the cleaning part 1, and the phenomenon that the blockage is caused by excessive garbage in the sewer is prevented; a water discharging part 3, the water discharging part 3 is arranged in the guide pipeline 2 below the cleaning part 1, the water flow after the secondary interception of the cleaning part 1 can enter the water discharging part 3 along the guide pipeline 2, the water discharging part 3 comprises a spiral water discharging piece 31 which is vertically arranged and an air duct 32 which is arranged along the spiral water discharging piece 31, in the guide pipeline 2, the vertical water flow entering the guide pipeline 2 flows spirally along the spiral water discharging piece 31, the spiral water discharging piece 31 rotates under the impact action of the water flow, the water flow is under the action of centrifugal force in the spiral water discharging piece 31, a higher flow velocity is kept when the water flow flows out of the water discharging part 3, the air duct 32 longitudinally penetrates through the spiral water discharging piece 31 and is communicated with the top and bottom spaces of the water discharging part 3 for keeping the air pressure balance at two ends of the water discharging part 3, when the water flow is increased, the bottom of the water discharging part 3 is easy to cause the pressure difference between the top and the bottom of the water discharging piece because the air is not circulated, the flow rate of water entering the pipeline is reduced, the bottom of the drainage part 3 is communicated with the top of the drainage part through the vent pipeline 32, and the influence of a high-pressure area on water flow at the bottom of drainage is avoided.

As shown in fig. 2 and 7, the spiral drainage member 31 includes a rotation shaft 312 and a spiral blade 311, the rotation shaft 312 is rotatably connected to the guide pipe 2, the rotation shaft 312 is coaxially disposed with the vertical section of the guide pipe 2, the rotation shaft 312 is connected to the inner wall of the guide pipe 2 through a bracket, the length of the rotation shaft 312 is the same as that of the vertical section of the guide pipe 2, the inside of the rotation shaft 312 is hollow to form the air duct 32, the spiral blade 311 is disposed outside the rotation shaft 312, the spiral blade 311 is provided with two pieces symmetrical with respect to the axis of the rotation shaft 312, the outside of the spiral blade 311 is attached to the inner wall of the guide pipe 2, and the bending angle of the spiral blade 311 is selected between 270 degrees and 360 degrees to ensure the normal flow of the water flow.

As shown in fig. 2 and 3, the cleaning part 1 includes a collecting part 13 and an intercepting blade 11, the intercepting blade 11 is connected to the top of a rotating shaft 312, the rotating shaft 312 rotates to drive the intercepting blade 11 to rotate, the top of the rotating shaft 312 extends along the rotating shaft 312 to the rainwater inlet direction to form an extending shaft, the vent pipe 32 extends to the extending shaft along with the rotating shaft 312, the intercepting blade 11 is provided with a plurality of blades, the periphery of each blade is uniformly arranged at the end of the extending shaft, the rotating shaft 312 rotates to drive the intercepting blade 11 to rotate, and the intercepting blade 11 intercepts garbage passing through the rainwater inlet during rotation. An opening of the air duct 32 is arranged at the top of the extension shaft, an umbrella-shaped waterproof cap 12 is arranged at the opening of the air duct 32, and a gap is reserved between the waterproof cap 12 and the air duct 32 for air circulation.

As shown in fig. 1, 3, 4 and 7, the collecting member 13 surrounds the outer side of the intercepting blade 11, the collecting member 13 is formed with a collecting groove 134 surrounding the intercepting blade 11 for one circle at the outer side of the intercepting blade 11, a water flow through hole 4 is formed in the middle of the collecting member 13, the size of the water flow through hole 4 is the same as that of the gutter inlet, the height of the outer side 131 of the collecting groove 134 is higher than that of the inner side 133, the height of the outer side 131 is higher than that of the top of the intercepting blade 11, the inner side 133 is lower than that of the intercepting blade 11, the top of the outer side 131 extends towards the middle to be flush with the inner wall of the collecting groove 134, the inner wall of the collecting member 13 extends towards the middle to form a clamping portion 132, the clamping portion 132 is used for being connected with the top of the guide pipe 2, and the intercepting blade 11 rotates to throw out the intercepted garbage along the intercepting blade 11 into the collecting member 13. The collector 13 is selected to use the same square or circle as the water inlet according to the different water inlets.

Preferably, collecting element 13 and guide pipe 2 are for dismantling the connection, and the during operation, collecting element 13 block is at guide pipe 2 top, and guide pipe 2 forms the support to collecting element 13, and when not working, can take off collecting element 13 from guide pipe 2 top and clear up to pack collecting element 13 back into guide pipe 2 top after the clearance.

As shown in fig. 5, the top of the guide duct 2 is provided with a first connection member 22 for connecting the collecting member 13, the first connection member 22 being selected according to the shape of the collecting member 13, the first connection member 22 being likewise provided with a square opening and a circular opening corresponding to the shape of the collecting member 13. First spiral guide 21 is arranged in first connecting piece 22 and used for guiding water flow to enter water discharging portion 3, first spiral guide 21 is located on the inner wall of first connecting piece 22 and evenly arranged on the inner wall of first connecting piece 22 in the circumferential direction, the inclined direction of first spiral guide 21 is the same as the rotating direction of spiral water discharging piece 31, water flow forms a rotating trend, and impulsive force caused by water flow to spiral water discharging piece 31 is reduced.

In one embodiment, as shown in fig. 1 and 7, the water inlet is square, the collecting member 13 is square matching with the water inlet, the water flow hole 4 of the collecting member 13 is the same size as the gutter inlet, the engaging portion 132 is a square protrusion towards the direction of the guiding pipe 2, a recess matching with the engaging portion 132 is formed at the top of the first connecting member 22, and the collecting member 13 is engaged with the top of the first connecting member 22.

As shown in fig. 5, the bottom of the guide duct 2 is provided with a second connector 23, which is connected to the sewer pipe, for guiding the water flow discharged by the drain 3 to merge into the sewer pipe. The sewer pipes are transversely arranged, the second connecting piece 23 is provided with a 90-degree bending angle, the rotating water in the vertical direction discharged by the drainage part 3 flows through the second connecting piece 23 and becomes transverse rotating water flow, and the inner wall of the second connecting piece 23 is provided with a second spiral guide 24, so that the rotating water flow can keep rotating flow to increase the circumferential rotation of the water flow, and the sediment accumulation is prevented.

Preferably, the spiral drainage member 31 is provided with a protector 5 for restricting the spiral drainage member 31 from rotating in a direction opposite to a direction in which the spiral drainage member 31 rotates when a water stream flows from the inlet toward the sewer pipe.

In an embodiment, as shown in fig. 6, the protection device 5 is disposed at the support at the bottom of the rotating shaft 312, and includes a limiting rod 53 with one end rotatably connected to the support, a limiting block 52 located at one side of the limiting rod 53, and a limiting groove 51 uniformly disposed in the circumferential direction at the bottom of the rotating shaft 312, a spring is connected between the limiting rod 53 and the limiting rod, and when water flows from the water inlet to the sewer pipe and drives the spiral drainage member 31 to rotate, the limiting rod 53 is inclined to the side away from the limiting block 52 under the driving of the limiting groove 51; when rivers direction is opposite, spiral drainage piece 31 receives the impulsive force of rivers from bottom to top to produce antiport's trend, at this moment, gag lever post 53 inserts in spacing groove 51, spacing groove 51 drives gag lever post 53 and produces the trend to stopper 52 lopsidedness, because stopper 52 blocks that gag lever post 53 can't be to this lopsidedness, and then form the reversal restriction to spiral drainage piece 31, protection device 5 of spiral drainage piece 31 restricts spiral drainage piece 31 and reverses, when rivers reverse flow, can form the resistance to rivers, prevent that rivers reverse flow from breaking away the water inlet.

Preferably, the vent pipe 32 is provided with a return valve 6, the return valve 6 is arranged inside the vent pipe 32, the return valve 6 is opened to keep the air circulation when the water flows from top to bottom, and the return valve 6 is closed to prevent the water from flowing back through the vent pipe 32 when the water flows from bottom to top.

In an embodiment, as shown in fig. 6, the backflow valve 6 is disposed at the bottom of the air duct 32, and includes a slide way 62 and a floating block 61 capable of sliding along the slide way 62, the slide way 62 is disposed at the bottom end face of the air duct 32 and is parallel to the air duct 32, the floating block 61 is capable of floating on the water surface, when water flows toward the drain, the floating block 61 is lifted by the water flow, so as to block the air duct 32 and prevent the water flow from entering the air duct 32; when water flows in the direction of the sewer line, the slider 61 descends and the air duct 32 opens.

Preferably, the cross-sectional area of the guide pipe 2 is not less than 70% of the area of the gully to ensure that the water flow rate is not reduced while increasing the water flow velocity.

In one implementation, the device is placed in a rainwater port, and a water outlet of the device extends into a pipeline below the device and is fixed; the rivers income water inlet on ground, through the rubbish of clearance portion 1 in to rivers intercept the back, rivers flow into water drainage portion 3 through first connecting piece 22 along guide pipe 2, and vertical rivers flow along spiral drainage 31 spiral to drive spiral drainage 31 and rotate, spiral pivoted rivers flow into sewer pipe along guide pipe 2.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. The utility model provides a drainage auxiliary device for hydraulic engineering, includes the inlet for stom water, its characterized in that still includes:

a guide pipe disposed below a gully, the guide pipe for guiding a flow of water entering from the gully into a sewer;

the cleaning part is arranged at the top of the guide pipeline and is used for intercepting garbage entering a sewer through a rainwater port;

drainage portion, drainage portion sets up the inside of guide pipeline, its spiral drainage piece that includes vertical setting and edge the breather pipe that spiral drainage piece direction set up, the vertical rivers that get into the guide pipeline are followed spiral drainage piece spiral flows, and drives spiral drainage piece rotates, breather pipe vertically runs through spiral drainage piece, its intercommunication the top and the bottom space of drainage portion are used for keeping the both ends atmospheric pressure balance of drainage portion.

2. The auxiliary drainage device of claim 1, wherein the spiral drainage member comprises a rotation shaft and a spiral blade, the rotation shaft is rotatably connected with the guide pipe, the ventilation pipe is arranged in the rotation shaft, and the spiral blade is arranged outside the rotation shaft.

3. The auxiliary drainage device of claim 2, wherein the cleaning part comprises a collecting part and an intercepting blade, the intercepting blade is connected to the top of the rotating shaft, and the rotating shaft can drive the intercepting blade to rotate.

4. The auxiliary drainage device according to claim 3, wherein the collecting member is disposed outside the intercepting blade, the collecting member is connected to the top of the guide pipe, and the intercepting blade rotates to throw the intercepted garbage into the collecting member.

5. A hydraulic drainage aid according to claim 3 wherein the collection member is removably attached to the top of the guide tube.

6. A water drainage aid according to claim 3 wherein the top of said guide pipe is provided with a first connector for connection to said collection member, said first connector having a first helical guide disposed therein for guiding water flow into said water drainage portion.

7. A drainage aid according to claim 1, wherein the bottom of the guide pipe is provided with a second connector for connection to a drain for guiding the flow of water discharged from the drain to the drain.

8. A drainage aid according to claim 1 wherein the spiral drainage member is provided with a guard to limit rotation of the spiral drainage member in a direction opposite to the direction of rotation of the spiral drainage member when water is flowing from the inlet to the sewer pipe.

9. A drainage aid for hydraulic engineering according to claim 1 wherein the vent conduit is provided with a return valve for preventing water flow back through the vent conduit.

10. A drainage aid for hydraulic engineering according to claim 1, wherein the cross-sectional area of the guide channel is not less than 70% of the area of the gully.