CN215289905U

CN215289905U - Water diversion structure for hydraulic engineering

Info

Publication number: CN215289905U
Application number: CN202121681215.6U
Authority: CN
Inventors: 张爱平; 张世龙; 祝丹
Original assignee: Hubei Haochuan Water Conservancy And Hydropower Engineering Co ltd
Current assignee: Hubei Haochuan Water Conservancy And Hydropower Engineering Co ltd
Priority date: 2021-07-22
Filing date: 2021-07-22
Publication date: 2021-12-24
Anticipated expiration: 2031-07-22

Abstract

The utility model relates to a diversion structure for hydraulic engineering relates to hydraulic engineering's field, its include outer tube, inner tube and with outer tube outside fixed connection's backup pad, the inner tube cover is established in the outer tube, outer tube upper portion one side is close to backup pad department is provided with the delivery port, the delivery port is connected with the raceway that extends to preset position, the outer tube upper end mouth of pipe seals the setting, be provided with on the outer tube and be used for the drive the inner tube is in the driving piece that reciprocates in the outer tube, the inner tube is kept away from the one end mouth of pipe of outer tube installs the axial-flow pump, the water inlet of axial-flow pump is provided with the filter chamber that is used for filtering river water floater and silt, the filter chamber with the water inlet of axial-flow pump is connected through fixed subassembly. This application has the effect of rubbish and silt and protection water pump in filtering the river.

Description

Water diversion structure for hydraulic engineering

Technical Field

The application relates to the field of hydraulic engineering, in particular to a water diversion structure for hydraulic engineering.

Background

At present, hydraulic engineering refers to engineering built for eliminating water damage and utilizing water resources. The service objects are divided into flood control engineering, farmland hydraulic engineering, hydroelectric power engineering, channel and harbor engineering, water supply and drainage engineering, environmental hydraulic engineering, coastal reclamation engineering and the like.

The existing farmland hydraulic engineering means that in the agricultural production process, people reform the nature by building hydraulic facilities so as to obtain an environment suitable for plant growth, wherein irrigation is the most important part, and people guide water flow to crops and irrigate at a suitable time interval.

During agricultural irrigation, generally need introduce the farmland with the water in the ditch in, and then to crops through irrigating, general diversion structure is in throwing into the ditch with the inlet tube, utilize the water pump to take out water into the farmland in, however, inside rubbish of ditch and silt make the water pump damage easily, have the defect that reduces the life of water pump.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem that rubbish silt leads to the easy damage of water pump in the rivers, this application provides a diversion structure for hydraulic engineering.

The application provides a diversion structure for hydraulic engineering adopts following technical scheme:

the utility model provides a diversion structure for hydraulic engineering, include outer tube, inner tube and with outer tube outside fixed connection's backup pad, the inner tube cover is established in the outer tube, outer tube upper portion one side is close to backup pad department is provided with the delivery port, the delivery port is connected with the raceway that extends to preset position, the outer tube upper end mouth of pipe seals the setting, be provided with on the outer tube and be used for the drive the inner tube is in the driving piece that reciprocates in the outer tube, the inner tube is kept away from the one end mouth of pipe of outer tube installs the axial-flow pump, the water inlet of axial-flow pump is provided with the filter chamber that is used for filtering river floater and silt, the filter chamber with the water inlet of axial-flow pump is connected through fixed subassembly.

Through adopting above-mentioned technical scheme, place the backup pad in the ditch both sides, the position of fixed outer tube according to the degree of depth of ditch normal water, adjusts the length that the inner tube exposes the outer tube through the driving piece, makes axial-flow pump and filter chamber can stretch into in the water, and at axial-flow pump during operation, the filter chamber can filter rubbish and the silt of aquatic, avoids rubbish and silt to follow rivers entering axial-flow pump, causes the condition that axial-flow pump damaged.

Optionally, the driving member is a winch, the upper end surface of the outer tube is provided with a mounting plate for bearing the winch, and the upper end surface of the inner tube is provided with a connecting assembly connected with a winding rope of the winch.

Through adopting above-mentioned technical scheme, the hoist engine is installed more stably on the mounting panel, and the serving and the inner tube of connecting the hoist engine through coupling assembling, the length that changes the serving through the hoist engine just can change the inner tube in the outer tube to control axial-flow pump and filter chamber are for the height of the surface of water, realize that the diversion structure carries out mounting height's function according to the discharge size in the ditch.

Optionally, the connecting assembly includes a plurality of hooks arranged on the upper end surface of the inner pipe at intervals, a plurality of strands of hanging ropes corresponding to the number of the hooks are arranged at the lower end of the winding rope of the winch, and hooks are fixedly connected to the bottom ends of the plurality of strands of hanging ropes.

Through adopting above-mentioned technical scheme, the couple is connected to the couple, and it is upwards to drive the couple ring when the serving roll, because couple ring fixed connection is at the inner tube up end to can realize that the inner tube rebound, a plurality of couples rings set up and increase the stress point, make the inner tube process of rising more stable.

Optionally, the fixing assembly includes a flange ring installed outside the water inlet of the axial flow pump, an annular plate installed at a connection position between the filter chamber and the axial flow pump, and a bolt connected between the flange ring and the annular plate.

Through adopting above-mentioned technical scheme, bolted connection flange ring and annular plate communicate filter chamber and axial-flow pump, and the water source gets into the axial-flow pump after the filter chamber filters, dismantles the bolt and can realize filter chamber and axial-flow pump separation, realizes the installation of filter chamber and can dismantle the function.

Optionally, an elastic layer is attached between the annular plate and the flange ring.

Through adopting above-mentioned technical scheme, the elastic layer has the effect of buffering and reinforcing both compactedness at the in-process of annular plate and flange ring installation, and after annular plate and flange ring installed, the elastic layer made the filter chamber be connected more sealedly with the water inlet of axial-flow pump, prevented rivers and fine sand infiltration damage axial-flow pump.

Optionally, the filter chamber is including being linked together first filter chamber and second filter chamber, first filter chamber opening part is provided with first filter screen, first filter chamber with be provided with the second filter screen between the second filter chamber.

Through adopting above-mentioned technical scheme, adopt first filter chamber and second filter chamber, can multiple filtration water source, make the rivers that get into the axial-flow pump cleaner, further reduce the influence to the axial-flow pump.

Optionally, a plurality of mounting holes are formed in the outer side surface of the pipe orifice of the first filtering chamber, and the first filtering screen is in threaded connection with the mounting holes through screws.

Through adopting above-mentioned technical scheme, realize that the filter screen can dismantle the function, be convenient for clear up first filter chamber and second filter chamber, the reutilization is energy-concerving and environment-protective.

Optionally, a rubber ring is installed at the sliding connection position of the outer pipe and the inner pipe.

Through adopting above-mentioned technical scheme, after diversion structrual installation, open axial-flow pump switch, at axial-flow pump during operation, rivers upwards get into the outer tube through the inner tube, finally flow from the raceway, and the sealed effect of inner tube and outer tube can be increased to the rubber circle of inner tube and outer tube junction, prevents the condition that rivers spilt in carrying.

In summary, the present application includes at least one of the following beneficial technical effects:

1. in the process that the axial flow pump works to convey water upwards, the water flows through the first filter chamber and the second filter chamber, so that garbage and silt are prevented from entering the axial flow pump, and the service life of the axial flow pump is prolonged;

2. when the diversion structure is installed, firstly, the supporting plates are erected at two ends of the water channel, and then the extension degree of the inner pipe exposed out of the outer pipe is changed through the winch, so that the diversion structure can change the depth of the filtering chamber and the axial flow pump in the water channel according to the size of water flow;

3. the filter chamber and the first filter screen can be detached and cleaned conveniently, so that the filter chamber and the filter screen can be reused, and the device is energy-saving and environment-friendly.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a partial cross-sectional view of the inner tube;

figure 3 is a partial cross-sectional view of the filter chamber.

Reference numerals: 1. an outer tube; 2. an inner tube; 3. a support plate; 4. a water outlet; 5. a water delivery pipe; 6. an axial flow pump; 7. a filtering chamber; 8. a water inlet; 9. a winch; 10. mounting holes; 11. a shackle; 12. hooking; 13. a flange ring; 14. an annular plate; 15. a bolt; 16. an elastic layer; 17. a rubber ring; 18. hanging a rope; 19. mounting a plate; 71. a first filtering chamber; 72. a second filtering chamber; 711. a first filter screen; 721. a second filter.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a diversion structure for hydraulic engineering. Referring to fig. 1, a diversion structure for hydraulic engineering includes outer tube 1, inner tube 2 and is used for fixed outer tube 1's backup pad 3, outer tube 1 sets up along vertical direction with

inner tube

2, 2 covers of inner tube are established in outer tube 1 and with 1 sliding connection of outer tube, and the sliding connection department of outer tube 1 and inner tube 2 is provided with rubber ring 17, rubber ring 17 pastes and establishes at 1 inner wall of outer tube, rubber ring 17 is used for making

outer tube

1 and 2 sealing connection of inner tube, rivers can not ooze at the upward transportation process.

It should be noted that, backup pad 3 welds in two lateral surfaces of outer tube 1, delivery port 4 has been seted up in the position department that is close to backup pad 3 to the side that outer tube 1 upper segment and backup pad 3 are connected, and delivery port 4 is connected with raceway 5, raceway 5 can be with in the river that the suction came is carried the farmland, the 1 upper end mouth of pipe of outer tube of this embodiment is for sealing the setting, and fixedly connected with mounting panel 19, the size of 19 horizontal cross sections of mounting panel is less than the orificial size in outer tube 1 upper end, install the driving piece that is used for driving inner tube 2 rebound in outer tube 1 on the mounting panel 19.

In this embodiment, the driving piece sets up to hoist engine 9, and hoist engine 9's serving lower extreme divide into four strands and hangs rope 18, and every strand hangs rope 18 and is connected with a couple 12 respectively, and 2 covers of inner tube are established and are provided with four shackle 11 of being connected with couple 12 at the mouth of pipe terminal surface in outer tube 1, and four shackle 11 symmetries set up the mouth of pipe terminal surface at inner tube 2, and hoist engine 9's serving rope passes the up end of outer tube 1, and four strands hang couple 12 on the rope 18 and be connected with four shackle 11 respectively.

Wherein, the one end mouth of pipe of keeping away from outer tube 1 at inner tube 2 is connected with the axial-flow pump 6 that is used for with rivers suction to inner tube 2, and the other end water inlet 8 that inner tube 2 was kept away from to axial-flow pump 6 is connected with filter chamber 7, and filter chamber 7 is used for filtering rubbish and the silt that gets into the interior river water of axial-flow pump 6, has the guard action to axial-flow pump 6, prolongs axial-flow pump 6's life, and filter chamber 7 is connected through fixed subassembly with axial-flow pump 6.

In this embodiment, the fixed subassembly is including installing the flange ring 13 in the water inlet 8 outside of axial-flow pump 6, and install the annular plate 14 in filter chamber 7 and the junction of axial-flow pump 6, the diameter of annular plate 14 is the same with the diameter size of flange ring 13, flange ring 13 passes through bolt 15 fixed connection with annular plate 14, bolt 15 connects and makes filter chamber 7 can dismantle with axial-flow pump 6, and flange ring 13 all pastes with the junction face department of annular plate 14 and is equipped with and is used for buffering and sealed elastic layer 16, the elastic layer 16 of this embodiment adopts the sponge material to make, the sponge has good water absorption effect, can strengthen the sealed effect between flange ring 13 and the annular plate 14.

The filter chamber 7 is provided with a first filter chamber 71 and a second filter chamber 72 which are sequentially communicated, the end face, away from the first filter chamber 71, of the second filter chamber 72 is connected with the annular plate 14, the second filter screen 721 is installed at the joint of the first filter chamber 71 and the second filter chamber 72, the first filter screen 711 is installed at an opening at one end, away from the second filter screen 721, of the first filter chamber 71, the meshes of the first filter screen 711 are larger than those of the second filter screen 721, the first filter screen 711 is used for filtering garbage with a large volume in water flow, the second filter screen 721 is used for filtering fine sand in the water flow passing through the first filter screen 711, the first filter screen 711 and the second filter screen 721 act together, the garbage and the fine sand in the water flow are continuously filtered in the operation process of the axial flow pump 6, and damage to the axial flow pump 6 is reduced.

The mounting hole 10 is arranged outside the pipe orifice of the first filtering chamber 71, and the first filtering screen 711 is fixedly connected with the mounting hole 10 through a screw, so that the first filtering screen 711 can be taken down from the filtering chamber 7 for cleaning and reuse.

The embodiment of the application provides a principle of implementation for a diversion structure of hydraulic engineering does: couple 12 on the serving rope of hoist engine 9 is connected with shackle 11 of inner tube 2 up end, and backup pad 3 sets up the both sides at the ditch, lengthens the serving rope of hoist engine 9, makes the filter chamber 7 mouth of pipe that is connected with inner tube 2 stretch into aquatic, nevertheless with submarine silt butt, opens the switch of axial-flow pump 6, and axial-flow pump 6 works, will pass through the filterable water flow direction farmland of inner tube 2, outer tube 1 and raceway 5 of filter chamber 7.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a diversion structure for hydraulic engineering which characterized in that: comprises an outer tube (1), an inner tube (2) and a supporting plate (3) fixedly connected with the outer side of the outer tube (1), the inner pipe (2) is sleeved in the outer pipe (1), a water outlet (4) is arranged at one side of the upper part of the outer pipe (1) close to the supporting plate (3), the water outlet (4) is connected with a water delivery pipe (5) extending to a preset position, the upper end pipe orifice of the outer pipe (1) is closed, a driving piece for driving the inner pipe (2) to move up and down in the outer pipe (1) is arranged on the outer pipe (1), an axial flow pump (6) is arranged at the orifice of one end of the inner pipe (2) far away from the outer pipe (1), a water inlet (8) of the axial flow pump (6) is provided with a filtering chamber (7) for filtering river water floating objects and silt, the filtering chamber (7) is connected with a water inlet (8) of the axial-flow pump (6) through a fixing component.

2. The water diverting structure for water conservancy projects according to claim 1, characterized in that: the driving piece is set as a winch (9), a mounting plate (19) used for bearing the winch (9) is arranged on the upper end face of the outer pipe (1), and a connecting assembly connected with a winding rope of the winch (9) is arranged on the upper end face of the inner pipe (2).

3. The water diverting structure for water conservancy projects according to claim 2, characterized in that: the connecting assembly comprises a plurality of hook rings (11) which are arranged on the upper end surface of the inner pipe (2) at intervals, a plurality of strands of hanging ropes (18) corresponding to the hook rings (11) in number are arranged at the lower end of the winding rope of the winch (9), and hooks (12) are fixedly connected to the bottom ends of the hanging ropes (18).

4. The water diverting structure for water conservancy projects according to claim 1, characterized in that: the fixing assembly comprises a flange ring (13) arranged on the outer side of a water inlet (8) of the axial flow pump (6), an annular plate (14) arranged at the connecting position of the filtering chamber (7) and the axial flow pump (6), and a bolt (15) connected between the flange ring (13) and the annular plate (14).

5. The water diverting structure for water conservancy projects according to claim 4, characterized in that: elastic layers (16) are respectively attached between the annular plate (14) and the flange ring (13).

6. The water diverting structure for water conservancy projects according to claim 1, characterized in that: the filtering chamber (7) comprises a first filtering chamber (71) and a second filtering chamber (72) which are communicated, a first filtering net (711) is arranged at the opening of the first filtering chamber (71), and a second filtering net (721) is arranged between the first filtering chamber (71) and the second filtering chamber (72).

7. The water diversion structure for hydraulic engineering according to claim 6, characterized in that: a plurality of mounting holes (10) are formed in the outer side face of a pipe orifice of the first filtering chamber (71), and the first filtering net (711) is in threaded connection with the mounting holes (10) through screws.

8. The water diverting structure for water conservancy projects according to claim 1, characterized in that: and a rubber ring (17) is arranged at the sliding connection part of the outer pipe (1) and the inner pipe (2).