CN215798771U

CN215798771U - Drop energy dissipation structure

Info

Publication number: CN215798771U
Application number: CN202122397320.3U
Authority: CN
Inventors: 白帆; 杨沈灵; 罗明辉; 龙小红
Original assignee: Chongqing Dadukou Draining Co ltd
Current assignee: Chongqing Dadukou Draining Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-02-11
Anticipated expiration: 2031-09-30

Abstract

The utility model relates to a drop water energy dissipation structure which comprises a drop water weir groove, a selection pool and a flow guide channel, wherein the drop water weir groove is provided with a water outlet hole, the selection pool is provided with a water inlet hole, the outer wall of one end of the flow guide channel is communicated with the water outlet hole, the outer wall of the other end of the flow guide channel is communicated with the water inlet hole, an electric gate is arranged inside the water outlet hole, a support bracket is arranged above the drop water weir groove, the top end of the support bracket is provided with a control device, the outer wall of the bottom of the drop water weir groove is provided with a plurality of through holes, the outer wall of the side edge of the selection pool is provided with a plurality of through holes, and a flow guide device is arranged between the through holes. Make sewage can not contact in a large number with air and impurity and direct access select in the pond with the help of the cooperation of guiding device and electric gate for select the formation of interior oxygen deficiency environment of pond, and freely control through-hole and guiding device with the help of controlling means simultaneously and carry the quantity of sewage velocity in to selecting the pond.

Description

Drop energy dissipation structure

Technical Field

The utility model relates to the technical field of water conservancy energy dissipation, in particular to a drop energy dissipation structure.

Background

The drop is a drop building which enables water flow of an upstream channel (a river, a ditch, a reservoir, a pond, a drainage area and the like) to freely drop to a downstream channel (the river, the ditch, the reservoir, the pond, the drainage area and the like). Drop is mostly used in the place where the fall is concentrated, and is also often connected with a sluice and an overflow weir as a water-withdrawal and water-discharge structure on the channel. The drop can be made into single stage or multi-stage according to the drop height.

In order to save energy consumption of the existing sewage treatment plant, according to the treatment process of sewage, each sewage treatment stage is constructed according to the terrain from high to low, municipal sewage firstly enters a water inlet well of the sewage treatment plant, then enters a coarse grid well, then enters a fine grid well, then enters a rotational flow grit chamber, enters a selection tank through a water drop weir groove, enters the coarse grid well, enters the fine grid well, enters the rotational flow grit chamber from the fine grid well, and then enters the selection tank from the rotational flow grit chamber, the sewage respectively has three falling processes, a large amount of air and kinetic energy are filled into the sewage in each falling process, and finally the sewage is converged into the selection tank, so that the oxygen content in the selection tank is greatly increased, and further the subsequent treatment is influenced; after the kinetic energy is increased in the falling process of the sewage, the intercepting and filtering effects of impurities in the sewage in each treatment stage can be reduced, so that the impurities enter the subsequent treatment process of the sewage, the adverse effects of scraping and rubbing of subsequent treatment equipment are easily caused, and the service life of the equipment is further influenced.

Disclosure of Invention

Aiming at the problems in the prior art, the technical problems to be solved by the utility model are as follows: when the sewage falls, a large amount of oxygen is absorbed, so that the subsequent treatment is influenced.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a drop energy dissipation structure, includes drop weir groove, selects pond, water conservancy diversion passageway, controlling means, the apopore has been seted up to one side outer wall in drop weir groove, select one side outer wall in pond to have seted up the inlet opening, the one end outer wall and the apopore of water conservancy diversion passageway are linked together, the other end outer wall and the inlet opening of water conservancy diversion passageway are linked together, the inside of apopore is provided with electronic gate, the side outer wall threaded connection in drop weir groove has the fixed screw, drop weir groove top is provided with the support holder, the drop weir groove is with the help of fixed screw and support holder swing joint, the top of support holder is provided with controlling means, a plurality of through-holes have been seted up to the bottom outer wall in drop weir groove, select the side outer wall in pond to have seted up a plurality of through-holes, be provided with water conservancy diversion device between the through-hole.

Preferably, the aperture size of the through holes is Dn 350.

Preferably, the guiding device includes raceway, flange piece, retaining ring piece and bracing piece, the equal fixedly connected with flange piece of both ends outer wall of raceway, the both ends outer wall of raceway with the help of the flange piece respectively with the outer wall swing joint in drop weir groove and selection pond, the raceway all is linked together with the through-hole, the material of raceway is the length of PE material and pipeline self and is 1.5m, the aperture size of raceway is Dn 300.

Preferably, the outer wall of the water conveying pipe is fixedly connected with two fixing ring blocks, the two fixing ring blocks are uniformly distributed at two ends of the water conveying pipe, the outer wall of each fixing ring block is fixedly connected with two supporting rods, and the outer wall of one end, far away from the fixing ring blocks, of each supporting rod is fixedly connected with the outer wall of the corresponding drop weir trough or the outer wall of the corresponding selective tank.

Preferably, the hydraulic support further comprises a control device arranged at the top end of the support bracket, the control device comprises a motor, a screw rod, a sliding sleeve, a fixed plate, a first blocking column, an electric cylinder and a second blocking column, the outer side wall of the motor is fixedly connected with the inner wall of the support bracket, the output end of the motor is fixedly connected with the outer wall of the top end of the screw rod, the outer bottom wall of the screw rod is rotatably connected with the inner wall of the drop weir trough, the outer wall of the screw rod is movably connected with the sliding sleeve, the outer wall of the sliding sleeve is fixedly connected with the inner wall of the fixed plate, the first blocking columns with the number of two are fixedly connected with the outer bottom wall of the fixed plate, the first blocking columns are uniformly distributed at two ends of the fixed plate, the electric cylinders with the number of four are fixedly connected with the outer top end of the fixed plate, the electric cylinders are uniformly distributed at two sides of the top end of the fixed plate, and the output ends of the electric cylinders are fixedly connected with the second blocking columns, the second blocking column penetrates through the fixing plate and extends to the lower part of the fixing plate.

Preferably, the outer walls of the first blocking column and the second blocking column are fixedly connected with rubber sealing gaskets, and waterproof paint is coated on the outer walls of the first blocking column and the second blocking column.

Compared with the prior art, the utility model has at least the following advantages:

1. through the arranged water delivery pipe, the flange sheet, the fixed ring block and the support rod, two ends of the water delivery pipe are respectively connected with the water drop weir groove and the through hole arranged on the selective tank, the fixed ring block and the support rod play a role in supporting the water delivery pipe, the water pipe can not fall off after being used for a long time, the water resource in the water falling weir groove can enter the selective tank without a diversion channel due to the water pipe, further reducing the contact between the water source and the air and impurities, leading the water source entering the selection pool not to carry other impurities and absorb a large amount of oxygen, thereby preventing the formation of the anoxic environment in the selective tank from being influenced, and preventing the subsequent treatment device from being adversely affected by a large amount of impurities carried by the water source during the subsequent movement, and then promoted the life of equipment, this device possesses long service life and selects the advantage of pond oxygen deficiency environment formation speed with higher speed.

2. Through the controlling means who sets up, carry out free controlling to the speed of discharge sewage, make the speed to selecting the interior discharge sewage of pond obtains controlling, it is rotatory to drive the lead screw through the motor, and then make sliding sleeve area fixed plate on the lead screw outer wall carry out the displacement, utilize No. one to block up the post according to the situation of self, electric cylinder and No. two block up the pole and carry out the shutoff to the through-hole, and then borrow this flow and the velocity of flow of control with the help of the sewage of raceway flow direction selection pond, and the rubber packing pad on a jam post and No. two jam pole outer walls plays the effect that promotes the jam effect, this device possesses the advantage that can control sewage flow and velocity of flow and blocks up effectual advantage.

Drawings

Fig. 1 is a schematic perspective view of a drop energy dissipation structure.

Figure 2 is a right side view of a drop energy dissipation structure.

Figure 3 is a top view of a drop energy dissipation structure.

Figure 4 is an enlarged view of a structure at the position A of the drop energy dissipation structure.

Figure 5 is an enlarged view of a drop energy dissipation structure at the B position.

In the figure, a water drop weir notch-1, a selective tank-2, an electric gate-3, a flow guide channel-4, a control device-5, a through hole-6, a water delivery pipe-7, a flange sheet-8, a fixed ring block-9, a support rod-10, a support bracket-11, a fixed screw-12, a motor-13, a screw rod-14, a sliding sleeve-15, a fixed plate-16, a first blocking column-17, an electric cylinder-18 and a second blocking column-19.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1-5, a drop energy dissipation structure comprises a drop weir groove 1, a selection pool 2, a flow guide channel 4 and a control device 5, wherein one side outer wall of the drop weir groove 1 is provided with a water outlet, one side outer wall of the selection pool 2 is provided with a water inlet, one end outer wall of the flow guide channel 4 is communicated with the water outlet, the other end outer wall of the flow guide channel 4 is communicated with the water inlet, an electric gate 3 is arranged inside the water outlet, the side outer wall of the drop weir groove 1 is in threaded connection with a fixing screw 12, a support bracket 11 is arranged above the drop weir groove 1, the support bracket 11 is movably connected with the drop weir groove 1 by the fixing screw 12, the top end of the support bracket 11 is provided with the control device 5, the bottom outer wall of the drop weir groove 1 is provided with a plurality of through holes 6, the side outer wall of the selection pool 2 is provided with a plurality of through holes 6, and a flow guide device is arranged between the through hole 6 on the water drop weir notch 1 and the through hole 6 on the selective tank 2.

The sewage discharged from the upper part enters the drop weir notch 1, the electric gate 3 lifted at the moment blocks the sewage to enable the sewage to not enter the selective tank 2 through the diversion channel 4, the sewage flows into the through hole 6 at the bottom of the drop weir notch 1 at the moment and enters the selective tank 2 by virtue of the diversion device connected with the through hole 6, and the through hole 6 is regulated and controlled by virtue of the control device 5 above the drop weir notch 1 when the flow and the flow speed of the sewage are required to be controlled.

The aperture size of through-hole 6 is Dn350, guiding device includes raceway 7, flange piece 8, retaining ring piece 9 and bracing piece 10, the equal fixedly connected with flange piece 8 of both ends outer wall of raceway 7, the both ends outer wall of raceway 7 with drop weir groove 1 and select the outer wall swing joint of pond 2 respectively with the help of flange piece 8, raceway 7 all is linked together with through-hole 6, the material of raceway 7 is the PE material and the length of pipeline self is 1.5m, the aperture size of raceway 7 is Dn300, the outer wall of raceway 7 all with retaining ring piece 9 fixed connection, the quantity of retaining ring piece 9 is two and evenly distributed in the both ends of raceway 7, the equal fixedly connected with quantity of outer wall of retaining ring piece 9 is the bracing piece 10 of two, the outer wall fixed connection who corresponds respectively with drop weir groove 1 or select pond 2 is kept away from to bracing piece 10 one end outer wall that retaining ring piece 9.

The conduit pipe 7 is connected with the drop weir groove 1 and the selective tank 2 by the aid of the flange pieces 8 at two ends of the conduit pipe 7, sewage which cannot enter the diversion channel 4 can flow into the through hole 6, and enters the selective tank 2 by the aid of the conduit pipe 7, the sewage cannot be contacted with air and external impurities due to the existence of the conduit pipe 7, the speed of forming an anoxic environment in the selective tank 2 is increased, damage of the external impurities to a subsequent treatment device is reduced, the service life of the treatment device is prolonged, the fixing ring blocks 9 and the support rods 10 on the outer wall of each conduit pipe 7 are both used for improving the stability of the conduit pipe 7, the conduit pipe 7 cannot easily fall off, and even if one or even a plurality of conduit pipes 7 fall off, other conduit pipes 7 can normally run as usual.

The control device 5 comprises a motor 13, a screw rod 14 and a sliding sleeve 15, fixed plate 16, block up post 17 No. one, electric cylinder 18 and No. two block up post 19, the side outer wall of motor 13 and the inner wall fixed connection of support bracket 11, the output of motor 13 and the top outer wall fixed connection of lead screw 14, the bottom outer wall of lead screw 14 rotates with the inner wall of drop weir groove 1 and is connected, the outer wall swing joint of lead screw 14 has sliding sleeve 15, the outer wall of sliding sleeve 15 and the inner wall fixed connection of fixed plate 16, the bottom outer wall fixedly connected with quantity of fixed plate 16 is a block up post 17 of two, a block up post 17 evenly distributed in the both ends of fixed plate 16, the top outer wall fixedly connected with quantity of fixed plate 16 is electric cylinder 18 of four, electric cylinder 18 evenly distributed is in the top both sides of fixed plate 16, the equal fixedly connected with No. two of output of electric cylinder 18 blocks up post 19, No. two blocks up post 19 and runs through fixed plate 16 and extends to its below. Each electric cylinder 18 can be also provided with a protective cover, so that sewage can be effectively prevented from entering the electric cylinders 18.

Drive lead screw 14 with the help of motor 13 and operate and make sliding sleeve 15 take fixed plate 16 to remove, and then make a jam post 17 of fixed plate 16 bottom can block up corresponding through-hole 6, and then the velocity of flow and the flow of control sewage, and when needs use water conservancy diversion passageway 4 to carry out the water conservancy diversion and do not need guiding device, it can with all the other through-hole 6 with the help of electric cylinder 18 control No. two jam posts 19, rubber packing pad on a jam post 17 and No. two jam pole outer walls plays the effect of promotion jam effect, make sewage can't flow into guiding device through tiny gap.

The outer walls of the first blocking column 17 and the second blocking column 19 are fixedly connected with rubber sealing gaskets, and waterproof paint is smeared on the outer walls of the first blocking column 17 and the second blocking column 19.

The presence of the waterproof coating prevents the first plugged column 17 and the second plugged column 19 from being damaged by long-term immersion in water.

The working principle of the drop energy dissipation structure is as follows: the sewage discharged from the upper part enters the drop weir trough 1, the lifted electric gate 3 blocks the sewage to prevent the sewage from entering the selective tank 2 through the diversion channel 4, the sewage flows into the through hole 6 at the bottom of the drop weir trough 1 and enters the selective tank 2 through the diversion device connected with the through hole 6, when the flow and the flow rate of the sewage need to be controlled, the through hole 6 is regulated and controlled through the control device 5 above the drop weir trough 1, the water delivery pipe 7 connects the water delivery pipe with the drop weir trough 1 and the selective tank 2 through the flange sheets 8 at the two ends of the water delivery pipe 7, the sewage which cannot enter the diversion channel 4 flows into the through hole 6 and enters the selective tank 2 through the help of the water delivery pipe 7, and the existence of the water delivery pipe 7 enables the sewage not to be contacted with air and external impurities, so that the speed of forming an anoxic environment in the selective tank 2 is increased and the damage of the external impurities to a subsequent treatment device is reduced, therefore, the service life of the treatment device is prolonged, the fixed ring blocks 9 and the support rods 10 on the outer wall of each water pipe 7 are all used for improving the stability of the water pipe 7, so that the water pipe 7 cannot easily fall off, and even if one or even a plurality of water pipes 7 fall off, other water pipes 7 can normally run as usual, so that the fault tolerance of the device is improved, the motor 13 is used for driving the screw rod 14 to operate, so that the sliding sleeve 15 drives the fixed plate 16 to move, further, the first blocking column 17 at the bottom of the fixed plate 16 can block the corresponding through hole 6, further, the flow rate and flow of sewage are controlled, when the flow guide channel 4 is used for guiding flow without the flow guide device, the second blocking column 19 is controlled by the electric cylinder 18 to block the rest through holes 6, and the rubber sealing gaskets on the outer walls of the first blocking column 17 and the second blocking rod play a role in improving the blocking effect, so that sewage can not flow into the flow guide device through a fine gap, and the existence of the waterproof coating enables the first blocking column 17 and the second blocking column 19 not to be damaged due to long-time soaking in water.

Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.

Claims

1. The utility model provides a drop energy dissipation structure, includes drop weir groove (1), selects pond (2) and water conservancy diversion passageway (4), its characterized in that: the outer wall of one side of the drop weir groove (1) is provided with a water outlet, the outer wall of one side of the selection pool (2) is provided with a water inlet, the outer wall of one end of the flow guide channel (4) is communicated with the water outlet, and the outer wall of the other end of the flow guide channel (4) is communicated with the water inlet;

the inside of apopore is provided with electric gate (3), the side outer wall threaded connection of drop weir groove (1) has fixed screw (12), drop weir groove (1) top is provided with support holder (11), support holder (11) are with the help of fixed screw (12) and drop weir groove (1) swing joint, a plurality of through-holes (6) have been seted up to the bottom outer wall of drop weir groove (1), select the side outer wall in pond (2) to have seted up a plurality of through-holes (6), be provided with guiding device between through-hole (6) on drop weir groove (1) and through-hole (6) on selecting pond (2).

2. A drop energy dissipation structure as claimed in claim 1, wherein: the aperture size of the through hole (6) is Dn 350.

3. A drop energy dissipation structure as claimed in claim 1, wherein: the diversion device comprises a water delivery pipe (7), flange pieces (8), a fixed ring block (9) and a support rod (10), wherein the flange pieces (8) are fixedly connected to the outer walls of the two ends of the water delivery pipe (7), the outer walls of the two ends of the water delivery pipe (7) are movably connected with the outer walls of the drop weir trough (1) and the selection pool (2) through the flange pieces (8), and the two ends of the water delivery pipe (7) are communicated with corresponding through holes (6) respectively.

4. A drop energy dissipation structure as claimed in claim 3, wherein: the outer wall of raceway (7) all with fixed ring piece (9) fixed connection, the quantity of fixed ring piece (9) is two and evenly distributed in the both ends of raceway (7), every the equal fixedly connected with quantity of outer wall of fixed ring piece (9) is bracing piece (10) of two, what the one end outer wall that fixed ring piece (9) were kept away from in bracing piece (10) corresponds respectively with the outer wall fixed connection of drop weir groove (1) or selection pond (2).

5. A drop energy dissipation structure as claimed in claim 1, wherein: the device is characterized by further comprising a control device (5) arranged at the top end of the supporting bracket (11), wherein the control device (5) comprises a motor (13), a screw rod (14), a sliding sleeve (15), a fixing plate (16), a first blocking column (17), an electric cylinder (18) and a second blocking column (19);

the utility model discloses a hydraulic support for a hydraulic support, including the side outer wall of motor (13) and the inner wall fixed connection of support holder (11), the output of motor (13) and the top outer wall fixed connection of lead screw (14), the bottom outer wall of lead screw (14) is connected with the inner wall rotation of drop weir groove (1), the outer wall swing joint of lead screw (14) has sliding sleeve (15), the outer wall of sliding sleeve (15) and the inner wall fixed connection of fixed plate (16), the bottom outer wall fixedly connected with quantity of fixed plate (16) is No. one of two and blocks up post (17), block up post (17) evenly distributed in the both ends of fixed plate (16) No. one.

6. An energy dissipating structure as claimed in claim 5, wherein: the top outer wall fixedly connected with quantity of fixed plate (16) is electric cylinder (18) of four, electric cylinder (18) evenly distributed is in the top both sides of fixed plate (16), No. two stifled post (19) of the equal fixedly connected with of output of electric cylinder (18), No. two stifled post (19) run through fixed plate (16) and extend to its below.

7. An energy dissipating structure as claimed in claim 5, wherein: the outer walls of the first blocking column (17) and the second blocking column (19) are fixedly connected with rubber sealing gaskets, and waterproof paint is coated on the outer walls of the first blocking column (17) and the second blocking column (19).