CN216586443U

CN216586443U - Dam gate sediment outflow device

Info

Publication number: CN216586443U
Application number: CN202123453129.2U
Authority: CN
Inventors: 汪虹
Original assignee: Anhui Yaoshun Construction Co ltd
Current assignee: Anhui Yaoshun Construction Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-05-24
Anticipated expiration: 2031-12-31

Abstract

The application discloses dam gate sediment outflow device relates to hydraulic engineering technical field, and it includes the gate, the low reaches of gate are provided with blocks husky mound, block husky groove of having seted up on the mound, block husky inslot and install and block husky board, block and seted up a plurality of on the husky board and block husky hole, the rigid coupling has the crossbeam on the block husky mound, be provided with the elevating gear who is used for going up and down to block husky board in the crossbeam. This application has silt, the rubble that reduces in the gate upper reaches rivers and flows to the effect that flows downstream.

Description

Dam gate sediment outflow device

Technical Field

The application relates to the technical field of hydraulic engineering, in particular to a dam gate sand discharging device.

Background

Hydraulic engineering refers to an engineering which is built for controlling and allocating surface water and underground water in nature to achieve the purposes of removing harmful substances and benefiting. The dam is one of the construction projects of the hydraulic engineering, and a gate is usually arranged in the dam or beside the dam, is an important component of a hydraulic engineering building, and is used for intercepting water flow, controlling water level, adjusting flow, discharging silt and floating objects and the like.

When the gate is opened, the water at the upper part of the gate flows to the lower part, and silt and broken stone carried in the water flow to the lower part along with the water flow, so that the silt and broken stone are accumulated on the lower river bed, the lower river bed is raised, and the water storage capacity of the flow channel is reduced.

SUMMERY OF THE UTILITY MODEL

In order to reduce silt, rubble in the gate upper reaches rivers and flow downstream, this application provides a dam gate sediment outflow device.

The application provides a pair of dam gate sediment outflow device adopts following technical scheme:

the utility model provides a dam gate sediment outflow device, includes the gate, the low reaches of gate is provided with blocks husky mound, block husky groove has been seted up on the mound, block husky inslot and install and block husky board, block and seted up a plurality of on the husky board and block husky hole, the rigid coupling has the crossbeam on the blocks husky mound, be provided with the elevating gear who is used for going up and down to block husky board in the crossbeam.

Through above-mentioned technical scheme, when the gate was opened, silt, rubble in the rivers of gate upper reaches can reduce silt, rubble and flow along with the water flow direction sand blocking plate low reaches owing to receive sand blocking plate's hindrance effect, and silt and rubble deposit between gate and sand blocking plate to operating personnel carries out periodic cleaning to it. When the flood demand is great, rise the sediment trapping board through elevating gear for the area of overflowing in the runner increases, in order to satisfy the flood demand.

The present invention may be further configured in a preferred embodiment as: the lifting device comprises a screw rod and a first motor, a cavity is formed in the cross beam, the first motor is installed in the cavity, one end of the screw rod is coaxially connected to an output shaft of the first motor, and the other end of the screw rod is in threaded connection with the sand blocking plate.

Through above-mentioned technical scheme, when the flood discharge demand is great, operating personnel passes through starter motor one, and motor one's output shaft drive lead screw rotates, and lead screw drive sediment trapping board upwards slides along sediment trapping groove for the area increase of crossing in the runner, in order to satisfy the flood discharge demand.

The present invention may be further configured in a preferred embodiment as: the ratchet wheel is installed on the inner wall of the bottom surface of the cavity, the ratchet wheel is coaxially connected to the lead screw, the pawl is installed on the inner wall of the bottom surface of the cavity, the pawl is meshed with the ratchet wheel, a stop block is fixedly connected to the inner wall of the bottom surface of the cavity, a spring is arranged between the stop block and the pawl, one end of the spring is fixedly connected to the stop block, the other end of the spring is fixedly connected to the pawl, and a driving mechanism used for driving the ratchet wheel to be separated from the pawl is arranged in the cavity.

Through the technical scheme, when the sand blocking plate is lifted to a position above the water surface, the possibility that the sand blocking plate slides downwards along the sand blocking groove due to rotation of the screw rod is reduced under the blocking action of the ratchet wheel and the pawl, so that the possibility that the flow area of a flow channel is reduced.

The present invention may be further configured in a preferred embodiment as: the driving mechanism comprises a driving shaft, one end of the driving shaft is coaxially connected to the pawl, and the other end of the driving shaft protrudes out of the top surface of the cross beam.

Through the technical scheme, when an operator needs to slide the sand blocking plate downwards along the sand blocking groove, the drive shaft is rotated to drive the pawl to be separated from the ratchet wheel, the fixing of the pawl to the ratchet wheel is released, then the first motor is started, the output shaft of the first motor rotates in the reverse direction, the output shaft of the first motor drives the screw rod to rotate, the screw rod starts the sand blocking plate to slide downwards along the sand blocking groove, and therefore the blocking effect of the sand blocking plate on silt and broken stone in water flow is recovered.

The present invention may be further configured in a preferred embodiment as: a sand sedimentation tank is arranged between the gate and the sand blocking plate, and a transfer device used for transferring silt and broken stones in the sand sedimentation tank is arranged between the gate and the sand blocking plate.

Through above-mentioned technical scheme, sediment, the rubble of being blocked the sand board in the rivers are depositional in the desilting pond downwards, and the operating personnel of being convenient for carries out centralized processing to sediment, rubble, and sediment and the rubble in the rethread transfer device will desilting pond are transported outside the runner to the possibility that leads to rivers to overflow the dyke has been reduced because sediment, rubble pile up too high in the runner.

The present invention may be further configured in a preferred embodiment as: the transfer device comprises a screw rod, a transmission pipe and a second motor, one end of the screw rod is arranged at the bottom of the sand settling pond, the other end of the screw rod is arranged on the bank, the transmission pipe is sleeved on the screw rod, the second motor is arranged at the top of the transmission pipe, and the screw rod is coaxially connected with an output shaft of the second motor.

Through above-mentioned technical scheme, when operating personnel need transport silt, the rubble in the desilting pond, through starter motor two, the output shaft drive hob of motor two rotates, and the hob removes silt, the rubble in the desilting pond to the bank embankment on, can reduce like this because silt, rubble pile up too high and lead to rivers to overflow the possibility of embankment in the runner.

The present invention may be further configured in a preferred embodiment as: the bottom of the spiral rod is arranged to protrude out of the bottom of the transmission pipe.

Through above-mentioned technical scheme, because the outstanding transmission pipe in bottom of hob has increased the area of silt, rubble contact in hob and the desilting pond, can transfer more silt, rubble to the bank embankment in the same time, promoted the efficiency that the hob transported silt, rubble.

The present invention may be further configured in a preferred embodiment as: the bank embankment is provided with a sand receiving pool for receiving silt and broken stones in the transmission pipe, and a discharge port of the transmission pipe is positioned above the sand receiving pool.

Through above-mentioned technical scheme, when the silt rubble that the hob was transported removed the discharge gate to the conveyer pipe, because received the action of gravity in to the whereabouts to connecing husky pond, rubble, the silt clearance in the rethread operating personnel regularly docks husky pond is gone out, has reduced the erosion of silt to bank dyke soil like this, has reduced the speed of soil desertification on the bank dyke, is favorable to the protection to bank dyke soil.

To sum up, the utility model discloses a following beneficial technological effect:

1. the silt and the broken stone carried in the water flow in the flow channel are prevented by the sand blocking plate, so that the flow of the silt and the broken stone to the downstream is reduced, the rising speed of the downstream riverbed is reduced, and the water storage capacity of the flow channel is improved.

2. An operator transfers silt and gravel in the desilting pond to a bank through the transfer device, so that the accumulation capacity of the desilting pond for accommodating the silt and gravel can be kept.

3. Silt, rubble that the transfer device transported out are collected in connecing the husky pond, have reduced the erosion of silt to bank dyke soil like this, have reduced the speed of the desertification of soil on the bank dyke, are favorable to the soil protection to the bank dyke.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application, mainly illustrating the construction of a gate.

Fig. 2 is a schematic sectional view taken along the direction a-a in fig. 1, mainly illustrating the construction of the cross member.

Fig. 3 is an enlarged schematic view of a portion B in fig. 2, mainly illustrating the configuration of the drive mechanism, the ratchet, and the pawl.

Fig. 4 is a schematic sectional view taken along the direction C-C in fig. 1, mainly illustrating the construction of the screw, the transfer pipe, and the settling tank.

Description of the reference numerals:

1. a gate; 2. blocking the sand pier; 21. a sand blocking groove; 22. a sand blocking plate; 221. blocking sand holes; 3. a cross beam; 31. a cavity; 32. a ratchet wheel; 33. a pawl; 34. a stopper; 35. a spring; 4. a lifting device; 41. a lead screw; 42. a first motor; 5. a drive mechanism; 51. a drive shaft; 6. a desilting pool; 7. a transfer device; 71. a screw rod; 72. a conveying pipe; 73. a second motor; 9. And (6) receiving a sand pool.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a dam gate sediment outflow device. Referring to fig. 1 and 2, the dam gate sand discharge device comprises a gate 1, two sand blocking piers 2 are arranged at the downstream of the gate 1, the two sand blocking piers 2 are respectively located at two sides of a flow channel, sand blocking grooves 21 are formed in the opposite inner sides of the two sand blocking piers 2, a sand blocking plate 22 is arranged between the two sand blocking piers 2, the two sides of the sand blocking plate 22 are slidably mounted in the two sand blocking grooves 21 in a one-to-one correspondence mode, a plurality of sand blocking holes 221 are formed in the sand blocking plate 22, a cross beam 3 is arranged on the sand blocking piers 2, and a lifting device 4 used for lifting the sand blocking plate 22 is arranged in the cross beam 3. A sand sedimentation tank 6 is arranged between the gate 1 and the sand blocking plate 22, and a transfer device 7 for transferring the silt and the broken stone in the sand sedimentation tank 6 to a bank is arranged between the gate 1 and the sand blocking plate 22.

Referring to fig. 2 and 3, the lifting device 4 includes a screw 41 and a first motor 42, the cross beam 3 has a cavity 31 formed therein, the first motor 42 is installed in the cavity 31, one end of the screw 41 is coaxially connected to an output shaft of the first motor 42, and the other end of the screw passes through the cross beam 3 and is threadedly connected to the sand blocking plate 22. The ratchet 32 is installed on the inner wall of the bottom surface of the cavity 31, the ratchet 32 is coaxially connected to the lead screw 41, the pawl 33 is installed on the inner wall of the bottom surface of the cavity 31, the pawl 33 is meshed with the ratchet 32, the stopper 34 is fixedly connected to the inner wall of the bottom surface of the cavity 31, the spring 35 is arranged between the stopper 34 and the pawl 33, one end of the spring 35 is fixedly connected to the stopper 34, the other end of the spring 35 is fixedly connected to the pawl 33, the driving mechanism 5 used for driving the ratchet 32 and the pawl 33 to be separated is arranged in the cavity 31, the driving mechanism 5 comprises a driving shaft 51, one end of the driving shaft 51 is coaxially connected to the pawl 33, and the other end of the driving shaft protrudes out of the top surface of the beam 3.

When the flood discharge demand is large, an operator starts the first motor 42, an output shaft of the first motor 42 drives the screw rod 41 to rotate, and the screw rod 41 drives the sand blocking plate 22 to slide upwards along the sand blocking groove 21, so that the flow area in the flow channel is increased, and the flood discharge demand is met. When an operator needs to slide the sand blocking plate 22 downwards along the sand blocking groove 21, the drive shaft 51 is rotated to enable the drive shaft 51 to drive the pawl 33 and the ratchet wheel 32 to be separated, the fixing of the pawl 33 on the ratchet wheel 32 is released, then the motor I42 is started, the output shaft of the motor I42 rotates in the reverse direction, the output shaft of the motor I42 drives the screw rod 41 to rotate, and the screw rod 41 starts the sand blocking plate 22 to slide downwards along the sand blocking groove 21, so that the blocking effect of the sand blocking plate 22 on silt and broken stone in water flow is restored.

Referring to fig. 1 and 4, the transfer device 7 includes a screw rod 71, a transmission pipe 72 and a second motor 73, one end of the screw rod 71 is disposed at the bottom of the sand basin 6, the other end of the screw rod is disposed on the bank, the transmission pipe 72 is sleeved on the screw rod 71, the bottom of the screw rod 71 protrudes out of the bottom of the transmission pipe 72, the second motor 73 is mounted at the top of the transmission pipe 72, and the screw rod 71 is coaxially connected to an output shaft of the second motor 73. A sand receiving pool 9 for receiving silt and broken stone in the transmission pipe 72 is arranged on the bank, and a discharge hole of the transmission pipe 72 is positioned above the sand receiving pool 9.

Silt that is intercepted by sediment trap 22 in the rivers, the rubble is deposite downwards in desilting pond 6, operating personnel passes through starter motor two 73, the output shaft drive hob 71 of motor two 73 rotates, the hob 71 with silt in the desilting pond 6, the rubble moves to bank dyke on connect in the husky pond 9, thereby reduce silt, the accumulation of rubble in desilting pond 6, also reduced the erosion of silt to bank dyke soil simultaneously, the speed of soil desertification on the bank dyke has been reduced, be favorable to the protection to bank dyke soil.

The implementation principle of the embodiment is as follows: when the gate 1 is opened, silt and broken stone in water flow at the upstream of the gate 1 can be reduced due to the blocking effect of the sand blocking plate 22, the flow of the silt and the broken stone along with the water flow to the downstream of the sand blocking plate 22 can be reduced, the accumulation of the silt and the broken stone on a downstream riverbed is reduced, the water storage capacity of a flow channel is improved, and the silt and the broken stone are deposited in the sand settling tank 6, so that an operator can transfer the silt and the broken stone to the sand receiving tank 9 on a bank dike through the screw rod 71, the deposition of the silt and the broken stone in the sand settling tank 6 is reduced, the erosion of the silt to the bank dike soil is reduced, the speed of the desertification of the soil on the bank dike is reduced, and the soil protection of the bank dike is facilitated.

When the flood demand is great, an operator drives the screw rod 41 to rotate by starting the motor, and the screw rod 41 drives the sand blocking plate 22 to slide upwards along the sand blocking groove 21, so that the flow area in the flow channel is increased, and the flood demand is met. When an operator needs to slide the sand blocking plate 22 downwards along the sand blocking groove 21, the drive shaft 51 is rotated to enable the drive shaft 51 to drive the pawl 33 and the ratchet wheel 32 to be separated, the fixing of the pawl 33 on the ratchet wheel 32 is released, then the motor I42 is started, the output shaft of the motor I42 rotates in the reverse direction, the output shaft of the motor I42 drives the screw rod 41 to rotate, and the screw rod 41 starts the sand blocking plate 22 to slide downwards along the sand blocking groove 21, so that the blocking effect of the sand blocking plate 22 on silt and broken stone in water flow is restored.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited in sequence, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a dam gate sediment outflow device, includes gate (1), its characterized in that: the low reaches of gate (1) are provided with blocks husky mound (2), block husky groove (21) have been seted up on blocks husky mound (2), it blocks husky board (22) to install in block husky groove (21), it blocks husky hole (221) to have seted up a plurality of on block husky board (22), it has crossbeam (3) to block husky mound (2) and go up the rigid coupling, be provided with elevating gear (4) that are used for going up and down to block husky board (22) in crossbeam (3).

2. A dam gate desilting apparatus as recited in claim 1, wherein: the lifting device (4) comprises a lead screw (41) and a first motor (42), a cavity (31) is formed in the cross beam (3), the first motor (42) is installed in the cavity (31), one end of the lead screw (41) is coaxially connected to an output shaft of the first motor (42), and the other end of the lead screw is in threaded connection with the sand blocking plate (22).

3. A dam gate desilting apparatus as recited in claim 2, wherein: install ratchet (32) on the bottom surface inner wall of cavity (31), ratchet (32) coaxial coupling is in lead screw (41), pawl (33) are installed to the bottom surface inner wall of cavity (31), pawl (33) mesh ratchet (32), the rigid coupling has dog (34) on the bottom surface inner wall of cavity (31), be provided with spring (35) between dog (34) and pawl (33), the one end rigid coupling of spring (35) in dog (34), the other end rigid coupling in pawl (33), be provided with actuating mechanism (5) that are used for driving ratchet (32) and pawl (33) separation in cavity (31).

4. A dam gate desilting apparatus as recited in claim 3, wherein: the driving mechanism (5) comprises a driving shaft (51), one end of the driving shaft (51) is coaxially connected to the pawl (33), and the other end of the driving shaft protrudes out of the top surface of the cross beam (3).

5. A dam gate desilting apparatus as recited in claim 1, wherein: a sediment basin (6) is arranged between the gate (1) and the sediment trapping plate (22), and a transfer device (7) for transferring sediment and broken stones in the sediment basin (6) is arranged between the gate (1) and the sediment trapping plate (22).

6. A dam gate desilting apparatus as claimed in claim 5, wherein: transfer device (7) include hob (71), transmission pipe (72) and two (73) motors, the one end of hob (71) sets up in the bottom of desilting pond (6), and the other end sets up on the bank dyke, on hob (71) was located to transmission pipe (72) cover, the top in transmission pipe (72) is installed in two (73) motors, hob (71) coaxial coupling is in the output shaft of two (73) motors.

7. The dam gate sediment outflow apparatus of claim 6, wherein: the bottom of the spiral rod (71) is arranged to protrude out of the bottom of the transmission pipe (72).

8. A dam gate desilting apparatus as recited in claim 7, wherein: a sand receiving pool (9) for receiving silt and broken stone in the transmission pipe (72) is arranged on the bank, and a discharge hole of the transmission pipe (72) is positioned above the sand receiving pool (9).