CN113699948B

CN113699948B - Dam gate sediment outflow device

Info

Publication number: CN113699948B
Application number: CN202111117706.2A
Authority: CN
Inventors: 闵炜
Original assignee: Anhui Zhonghuan Ecological Garden Group Co ltd
Current assignee: Anhui Boyi Construction Engineering Co ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-07-26
Anticipated expiration: 2041-09-24
Also published as: CN113699948A

Abstract

The application discloses dam gate sediment outflow device belongs to hydraulic engineering's field, its including set up in the drainage floodgate that is used for the shutoff inlet channel of river course one side, set up in the river course and with the water intaking floodgate that the inlet channel is linked together, offer in the water intaking floodgate and be used for leading entering behind the river the water intaking corridor of inlet channel, water intaking floodgate downside is provided with the sand board, the sand board slides and wears to locate on the river course bottom surface, be provided with in the river course and be used for the drive assembly that the sand board moved in vertical direction. This application has the grit that prevents in the river course and gets into the effect in the diversion canal.

Description

Dam gate sediment outflow device

Technical Field

The application relates to the field of hydraulic engineering, in particular to a dam gate sediment ejection 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. In order to guide water flow in a river channel to irrigate farmlands or drink, a water diversion channel is usually opened on one side of the river channel, and the water quantity of the water flow in the river channel entering the water diversion channel is controlled by a drainage gate, so that the requirement of people on water resource adjustment and distribution is met.

In the related art, chinese utility model with publication number CN211143010U discloses a drain gate, which comprises a door frame, a gate, a lifting mechanism and an elastic sealing element. The inner wall of door frame is equipped with the holding tank, and gate slidable ground inserts and locates in the holding tank. The lifting mechanism is arranged at the top of the door frame and is connected with the gate to drive the gate to lift. Elastic sealing element sets up in the holding tank, and elastic sealing element includes main part and head, and between the diapire of holding tank and the lateral wall of gate were located to the main part, the surface of main part and gate contact was equipped with the elasticity bead, and the gate is located to the head is close to the surface of rivers, and the junction of head and main part is equipped with the arc breach.

To the correlation technique among the above-mentioned, the inventor thinks that carry a large amount of grit in the river course rivers, after operating personnel opened the drainage floodgate, rivers can get into in the inlet channel through the drainage floodgate, but rivers also can bring the grit into in the inlet channel simultaneously to make rivers turbid.

Disclosure of Invention

In getting into the inlet channel in order to prevent the grit in the river course, this application provides a sediment device is arranged to dam gate.

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

the utility model provides a water dam gate sediment outflow device, including set up in the drainage sluice that is used for the shutoff inlet channel of river course one side, set up in the river course and with the water intaking sluice that the inlet channel is linked together, offer in the water intaking sluice and be used for leading entering behind the river water the water intaking corridor of inlet channel, water intaking sluice downside is provided with the sand blocking plate, the sand blocking plate slides and wears to locate on the river course bottom surface, be provided with in the river course and be used for the drive assembly that the sand blocking plate moved in vertical direction.

By adopting the technical scheme, an operator firstly opens the drainage gate, then the operator guides river water in the river channel to flow into the diversion canal by using the water taking gallery in the water taking gate, and the arrangement of the water taking gallery is favorable for reducing sand stones in water flow from entering the diversion canal; the sand baffle is favorable for blocking river water and sand, when an operator uses the driving assembly to enable the sand baffle to descend for a short distance, a gap for water flow to pass through is formed between the water taking gate and the sand baffle, and therefore the operator can conveniently control the flow passing through the water taking gate; when an operator utilizes the driving assembly to enable the sand baffle to completely descend, water flow at the upstream of the water taking gate flows to impact sand on the bottom surface of the river channel, so that the sand sheltered from the upstream surface of the sand baffle passes through the water taking gate to enter the downstream of the river channel.

Preferably, the bottom surface in river course seted up be used for with keep off the sand board complex holding tank that slides, drive assembly includes vertical wearing to locate lead screw, rotation in the sand board install in dwang on the inside wall of holding tank and set up in driving motor in the holding tank inside wall, driving motor's output shaft with dwang fixed connection, so fixed cover is equipped with first bevel gear on the dwang, fixed cover is equipped with the second bevel gear on the lead screw, first bevel gear with second bevel gear intermeshing.

Through adopting above-mentioned technical scheme, operating personnel starts driving motor, driving motor's output shaft rotates and drives the dwang and rotate, the dwang rotates and makes first bevel gear rotate, first bevel gear rotates and makes second bevel gear rotate, second bevel gear rotates and makes the lead screw rotate, lead screw rotation drive sand baffle moves in vertical direction to make operating personnel can control the distance of keeping off the sand baffle apart from the floodgate that gets water, make things convenient for operating personnel control to arrange into river course downstream water flow.

Preferably, the upstream face of sand baffle slides on and is provided with and leads the sand board, it keeps away from to lead the sand board the tip tilt up setting of sand baffle, lead fixedly connected with backup pad on the sand board, the backup pad is kept away from lead the tip of sand board river bottom surface fixed connection.

Through adopting above-mentioned technical scheme, the slope setting of leading the sand board is favorable to leading the grit entering of river water to lead the region between sand board and the river course bottom surface to prevent that the grit from getting into the water intaking corridor along with the water impact, after in keeping off the sand board and sinking the holding tank, the slope setting lead the sand board can improve rivers to the impact force of grit, thereby make the grit of the sand board upstream face all wash into low reaches as far as possible.

Preferably, the river course bottom surface with be provided with the expansion plate between the sand blocking plate, the expansion plate including rotate install in the first plate body and the slip of backup pad bottom are worn to locate being used for in the first plate body shelters from the second plate body of holding tank, the drive cavity has been seted up on the inside wall of holding tank, the vertical actuating lever of wearing to be equipped with on the interior top surface of drive cavity, extend the upper end of actuating lever the river course bottom surface and with first plate body is articulated, be provided with in the drive cavity and be used for the drive the power component of actuating lever removal in vertical direction.

By adopting the technical scheme, an operator utilizes the power assembly to enable the driving rod to move in the vertical direction, so that the inclination angle of the expansion plate is controlled, when the angle between the expansion plate and the bottom surface of a river channel reaches the maximum value, the end part, far away from the first plate body, of the second plate body is abutted against the bottom surface of the sand guide plate, and therefore sand is prevented from entering a gap between the sand blocking plate and the inner side wall of the accommodating groove; when the angle between expansion plate and the river course bottom surface reaches the minimum, the holding tank is sheltered from to the tip that first plate body was kept away from to the second baffle, and river water strikes and drives the grit and gets into the low reaches along the extending direction of expansion plate, further prevents that the grit from getting into the clearance between sand baffle and the holding tank inside wall.

Preferably, the power assembly is located including the cover drive sleeve on the actuating lever, fixed cover are located first gear and fixed cover on the lead screw are located second gear on the drive sleeve, the drive sleeve with actuating lever screw-thread fit, first gear with second gear intermeshing, offer on the inside wall of drive cavity and be used for holding the spacing groove of second gear.

Through adopting above-mentioned technical scheme, when the lead screw rotated, the lead screw rotated and drives first gear revolve, and first gear revolve makes second gear revolve, and second gear revolve and makes the drive sleeve rotate, and the drive sleeve rotates and makes the actuating lever move in vertical direction.

Preferably, the last fixed cover of drive sleeve is equipped with the crown gear, all rotate on two inside walls of drive cavity and install the winding roll, two winding rolls are close to the equal fixed cover of tip of crown gear is equipped with rotating gear, rotating gear with crown gear intermeshing, around being equipped with the steel wire line on the winding roll, steel wire line one end with winding roll fixed connection, the steel wire line other end passes in proper order the interior roof of drive cavity first plate body with second plate body fixed connection, the cover is equipped with drive spring on the steel wire line, drive spring set up in first plate body with between the second plate body.

Through adopting above-mentioned technical scheme, the actuating sleeve rotates and makes the actuating lever move in vertical direction on the one hand, and the actuating sleeve rotates on the other hand and makes crown gear rotate, and crown gear rotates and makes running gear rotate, and running gear rotates and makes the winding roll rotate to make things convenient for operating personnel to control the length of the steel wire line that extends the drive cavity, the setting up of steel wire line and drive spring makes things convenient for operating personnel to control the length that the second plate body stretches out first plate body.

Preferably, the sand blocking plate is close to a water stopping adhesive tape fixedly connected to the side face of the water taking gate, a clamping groove used for being matched with the sand blocking plate in a sliding mode is formed in the side face of the water taking gate close to the sand blocking plate, and the inner bottom face of the clamping groove is in butt joint with the water stopping adhesive tape.

Through adopting above-mentioned technical scheme, joint groove and stagnant water adhesive tape be provided with and do benefit to the reduction and get the gap between sluice and the fender sand board to prevent that river water from getting the sluice and keeping off the clearance between the sand board and oozing.

Preferably, be provided with the supporting seat on the river course, install on the supporting seat and be used for the drive the lifting unit that removes in the vertical direction of water intaking floodgate.

Through adopting above-mentioned technical scheme, the height of sluice is made things convenient for operating personnel control to the setting of supporting seat and lifter to make operating personnel can adjust the position of sluice according to the river course rivers degree of depth is nimble, and then guarantee rivers can be consistent get into in the inlet channel through the water intaking corridor.

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

then, an operator guides river water in the river channel to flow into the diversion canal by using a water taking gallery in the water taking gate, and the arrangement of the water taking gallery is favorable for reducing sand stones in water flow to enter the diversion canal; the sand blocking plate is favorable for blocking river water and sand, when an operator lowers the sand blocking plate for a short distance by using the driving assembly, a gap for water flow to pass through is formed between the water taking gate and the sand blocking plate, so that the operator can conveniently control the flow passing through the water taking gate; when an operator uses the driving assembly to enable the sand baffle to completely descend, water flow at the upstream of the water intake gate impacts sand on the bottom surface of the river channel, and therefore the sand sheltered on the upstream face of the sand baffle passes through the water intake gate and enters the downstream of the river channel;

the inclined arrangement of the sand guide plate is beneficial to guiding sand in river water to enter an area between the sand guide plate and the bottom surface of a river channel, so that the sand is prevented from entering the water taking gallery along with the impact of water flow;

the driving sleeve rotates and makes the actuating lever move in vertical direction on the one hand, and the driving sleeve rotates on the other hand and makes crown gear rotate, and crown gear rotates and makes the rolling gear rotate, and rolling gear rotates and makes the take-up roll rotate to make things convenient for operating personnel to control the length of extending the steel wire line of drive cavity, steel wire line and drive spring's the length that makes things convenient for operating personnel to control the second plate body and stretch out first plate body.

Drawings

Fig. 1 is a schematic structural diagram of a dam gate sand discharge device according to an embodiment of the present application.

Fig. 2 is a schematic structural diagram of a driving assembly according to an embodiment of the present application.

Fig. 3 is a schematic internal structure diagram of a dam gate sand discharge device according to an embodiment of the present application.

Fig. 4 is an internal structure schematic diagram of the water taking gate according to the embodiment of the present application.

Fig. 5 is an enlarged schematic view at a in fig. 2.

Fig. 6 is an enlarged schematic view at B in fig. 4.

Reference numerals:

1. a river channel; 11. a water diversion canal; 111. a guide groove; 112. positioning a groove; 12. accommodating a tank; 121. a drive cavity; 122. a limiting groove; 13. a supporting base; 131. a vertical plate; 132. a transverse plate; 14. a winding roll; 141. a rotating gear; 15. a drive rod; 16. a lifting member; 2. a drain gate; 21. a mounting frame; 22. a lead screw; 23. a servo motor; 24. a guide rod; 3. a water taking gate; 31. a water intake corridor; 32. a connecting frame; 321. a strip-shaped opening; 322. a clamping groove; 33. a metal balustrade; 4. a sand baffle plate; 41. a water stopping adhesive tape; 42. a sand guide plate; 421. a support plate; 43. a retractable plate; 431. a first plate body; 432. a second plate body; 433. a rectangular groove; 44. a drive spring; 45. a steel wire; 5. a drive assembly; 51. a screw rod; 511. a second bevel gear; 52. rotating the rod; 521. a first bevel gear; 53. a drive motor; 6. a power assembly; 61. a drive sleeve; 611. a crown gear; 62. a first gear; 63. a second gear.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses a sediment outflow device of dam gate. Referring to fig. 1, the dam gate sand discharge apparatus includes a water discharge gate 2 and a water intake gate 3 provided in a river 1.

Referring to fig. 1 and 2, a diversion canal 11 is provided at one side of the river channel 1, the diversion canal 11 is communicated with the river channel 1, and the drainage gate 2 is provided at the end of the diversion canal 11 close to the river channel 1. All seted up guide way 111 on the inside wall of diversion canal 11 both sides, the cross section of guide way 111 is the rectangle, and the inside wall of guide way 111 slides with the lateral wall of water discharge gate 2 and cooperates. The bottom surface of the aqueduct 11 is provided with a positioning groove 112, the length direction of the positioning groove 112 is consistent with the length direction of the drainage gate 2, the positioning groove 112 is communicated with the guide groove 111, and the inner side wall of the positioning groove 112 is matched with the drainage gate 2 in a sliding way.

Referring to fig. 1 and 2, an installation frame 21 is arranged above the drain gate 2, a lead screw 22 vertically penetrates through the drain gate 2, the lead screw 22 is in threaded fit with the drain gate 2, one end of the lead screw 22 is rotatably connected with the inner bottom surface of the positioning groove 112, and the other end of the lead screw 22 extends to the installation frame 21 and is rotatably connected with the installation frame 21. A servo motor 23 is fixedly mounted on the upper surface of the mounting frame 21, and an output shaft of the servo motor 23 is fixedly connected with the lead screw 22. The one end that the lead screw 51 was kept away from to the drainage floodgate 2 is vertical to be worn to be equipped with guide bar 24, and guide bar 24 one end and the interior bottom surface fixed connection of constant head tank 112, the other end of guide bar 24 extend to mounting bracket 21 and with mounting bracket 21 fixed connection, and guide bar 24 and drainage floodgate 2 cooperation of sliding.

Referring to fig. 1 and 3, the water intake gate 3 is disposed on the side of the water discharge gate 2 close to the river channel 1, the length direction of the water intake gate 3 is consistent with the width direction of the river channel 1, and the end surface of the water intake gate 3 close to the water discharge gate 2 is in sliding fit with the side of the water discharge gate 2 close to the river channel 1. Be provided with supporting seat 13 on the river course 1, supporting seat 13 includes vertical board 131 and horizontal plate 132. The transverse plate 132 is horizontally arranged, the length direction of the transverse plate 132 is consistent with the width direction of the river channel 1, and the end part of the transverse plate 132 close to the mounting rack 21 is fixedly connected with the top plate of the mounting rack 21. Vertical plate 131 sets up in the tip that mounting bracket 21 was kept away from to horizontal plate 132, the upper surface of vertical plate 131 and the bottom surface fixed connection of horizontal plate 132, the bottom surface of vertical plate 131 with river course 1's outward flange fixed connection. The lifting member 16 is mounted on the upper surface of the transverse plate 132, and the lifting member 16 may be an air cylinder, a piston rod of the air cylinder penetrates through the transverse plate 132 and is fixedly connected with the upper surface of the water intake gate 3, and the piston rod of the air cylinder is in sliding fit with the transverse plate 132. A water taking gallery 31 is arranged in the water taking gate 3, the length direction of the water taking gallery 31 is consistent with that of the water taking gate 3, and the cross section of the water taking gallery 31 is rectangular. One end of the water taking gallery 31 is closed, the other end of the water taking gallery 31 is open, the open end of the water taking gallery 31 faces the drain gate 2, and the inner bottom surface of the water taking gallery 31 is inclined towards the drain gate 2.

Referring to fig. 3 and 4, the water intake gate 3 is provided with a connection frame 32 on the bottom surface thereof, the connection frame 32 is a hollow box, the connection frame 32 is integrally formed with the water intake gate 3, and the longitudinal direction of the connection frame 32 coincides with the longitudinal direction of the water intake gate 3. The upper surface and the upstream face of linking frame 32 have all been seted up bar mouth 321, the upper surface of linking frame 32 and the bottom surface fixed connection of water intaking floodgate 3, and water intaking corridor 31 is linked together through bar mouth 321 and linking frame 32. All fixedly connected with metal breast board 33 on the inside wall of bar mouth 321 of coupling frame 32, metal breast board 33 is provided with a plurality ofly, and a plurality of metal breast boards 33 are arranged along the length direction interval of bar mouth 321.

Referring to fig. 3 and 4, the lower side of the connecting frame 32 is provided with a sand baffle 4, the length direction of the sand baffle 4 is consistent with the length direction of the water intake gate 3, the bottom surface of the river channel 1 is provided with a holding tank 12 for holding the sand baffle 4, and the inner side wall of the holding tank 12 is matched with the outer side wall of the sand baffle 4 in a sliding manner. The bottom surface of the connecting frame 32 is provided with a clamping groove 322, and the cross section of the clamping groove 322 is rectangular. Keep off the last fixed surface of sand board 4 and be connected with stagnant water adhesive tape 41, the length direction of stagnant water adhesive tape 41 is unanimous with the length direction who keeps off sand board 4, and stagnant water adhesive tape 41 keeps away from the one side of keeping off sand board 4 and the interior bottom butt of joint groove 322, keeps off the lateral wall of sand board 4 and the inside wall cooperation of sliding of joint groove 322.

Referring to fig. 2 and 5, a driving assembly 5 is arranged in the accommodating tank 12, the driving assembly 5 includes a screw rod 51, a rotating rod 52 and a driving motor 53, the screw rod 51 vertically penetrates through the sand baffle 4, the screw rod 51 is in threaded fit with the sand baffle 4, and the bottom of the screw rod 51 is rotatably connected with the inner bottom surface of the accommodating tank 12. The rotating rod 52 is horizontally arranged, the length direction of the rotating rod 52 is consistent with the length direction of the accommodating groove 12, one end of the rotating rod 52 is rotatably connected with the inner side wall of the accommodating groove 12, and the other end of the rotating rod 52 extends to the screw rod 51. The driving motor 53 is embedded in the inner side wall of the housing tank 12, and an output shaft of the driving motor 53 is fixedly connected to the rotating lever 52. The rotating rod 52 is sleeved with a first bevel gear 521, the first bevel gear 521 is fixedly connected with the rotating rod 52, the screw rod 51 is sleeved with a second bevel gear 511, the second bevel gear 511 is fixedly connected with the screw rod 51, and the first bevel gear 521 is meshed with the second bevel gear 511. The operator starts the driving motor 53, the output shaft of the driving motor 53 rotates to make the rotating rod 52 rotate, the rotating rod 52 rotates to make the first bevel gear 521 rotate, the first bevel gear 521 rotates to make the second bevel gear 511 rotate, the second bevel gear 511 rotates to make the screw rod 51 rotate, and the screw rod 51 rotates to drive the sand baffle 4 to move in the vertical direction.

Referring to fig. 1 and 6, a water-facing side of the sand blocking plate 4 is provided with a sand guiding plate 42, the sand guiding plate 42 is obliquely arranged towards the sand blocking plate 4, a supporting plate 421 is arranged on the bottom surface of the sand guiding plate 42, one end of the supporting plate 421 is fixedly connected with the bottom surface of the sand guiding plate 42, and the other end of the supporting plate 421 is fixedly connected with the bottom surface of the river channel 1. Be provided with expansion plate 43 between sand guide plate 42 and the river course 1 bottom surface, expansion plate 43 includes first plate body 431 and second plate body 432, and first plate body 431 one end is articulated with the inside wall of backup pad 421, offers the rectangular channel 433 that is used for holding second plate body 432 on the terminal surface of the first plate body 431 other end, and the cooperation of sliding of the outside wall of second plate body 432 and the inside wall of rectangular channel 433. Be provided with drive spring 44 between first plate body 431 and the second plate body 432, drive spring 44 sets up in rectangular channel 433, and drive spring 44 one end and first plate body 431 fixed connection, drive spring 44 other end and second plate body 432 fixed connection. The two drive springs 44 are provided, and the two drive springs 44 are spaced apart.

Referring to fig. 3 and 5, a driving cavity 121 is formed in the inner side wall of the accommodating groove 12, the cross section of the driving cavity 121 is rectangular, the winding roll 14 is rotatably mounted on the two inner side walls of the driving cavity 121, and the length direction of the winding roll 14 is consistent with that of the accommodating groove 12. The steel wire 45 is wound on the winding roll 14, one end of the steel wire 45 is fixedly connected with the winding roll 14, the other end of the steel wire 45 penetrates out of the driving cavity 121, the end, far away from the winding roll 14, of the steel wire 45 penetrates into the rectangular groove 433 of the first plate body 431 and is fixedly connected with the end face of the second plate body 432, the driving spring 44 is sleeved on the steel wire 45, and the two driving springs 44 correspond to the two steel wires 45 one to one.

Referring to fig. 3 and 5, a driving rod 15 is vertically disposed in the driving cavity 121, the driving rod 15 is disposed between the two winding rollers 14, and an upper end of the driving rod 15 penetrates through the driving cavity 121 and is hinged to a bottom surface of the first plate 431. The power assembly 6 is disposed in the driving cavity 121, the power assembly 6 includes a driving sleeve 61, a first gear 62 and a second gear 63, the driving sleeve 61 is sleeved on an end portion of the driving rod 15 far away from the first plate 431, and the driving sleeve 61 is in threaded fit with the driving rod 15. The upper end of the driving sleeve 61 is sleeved with a crown gear 611, and the crown gear 611 is fixedly connected with the driving sleeve 61. The two winding rollers 14 are sleeved with rotating gears 141 at the end parts close to each other, the rotating gears 141 are fixedly connected with the winding rollers 14, and the crown gears 611 are respectively meshed with the two rotating gears 141. The first gear 62 is sleeved on the end portion of the screw rod 51 close to the driving sleeve 61, the first gear 62 is fixedly connected with the screw rod 51, the second gear 63 is sleeved on the lower end of the driving sleeve 61, the second gear 63 is fixedly connected with the driving sleeve 61, and the first gear 62 is meshed with the second gear 63. A limiting groove 122 for accommodating the second gear 63 is formed in the inner side wall of the driving cavity 121, and the inner side wall of the limiting groove 122 is in sliding fit with the second gear 63.

The implementation principle of the dam gate sand discharging device in the embodiment of the application is as follows: the operator starts the servo motor 23, the output shaft of the servo motor 23 rotates the lead screw 22 to rotate, the lead screw 22 rotates to make the drain gate 2 descend along the guide groove 111, and the operator makes the drain gate 2 descend below the opening end of the water taking gallery 31. The water flow in the river 1 is filtered by the metal baffle 33, enters the water taking gallery 31 from the open slot 321 of the connecting frame 32, and finally flows into the aqueduct 11 from the water taking gallery 31. The water taking gallery 31 is beneficial to reducing sand in water flow from entering the diversion canal 11, and the sand blocking plate 4 is beneficial to blocking river water and sand.

An operator starts the driving motor 53, the driving motor 53 rotates the rotating rod 52, and the rotating rod 52 rotates the screw rod 51 through the cooperation of the first bevel gear 521 and the second bevel gear 511, so that the operator can conveniently control the height of the sand baffle 4. The position of the water gate 3 can be flexibly controlled by an operator according to the water level of the river channel 1 through the lifting piece 16. When the operator uses the driving component 5 to make the sand baffle 4 descend for a short distance, a gap for water flow to pass through is formed between the water taking gate 3 and the sand baffle 4, so that the operator can conveniently control the flow passing through the water taking gate 3.

The screw rod 51 rotates to enable the driving sleeve 61 to rotate through the matching of the first gear 62 and the second gear 63, and the driving sleeve 61 rotates to enable the driving rod 15 to move in the vertical direction on one hand, so that an operator can conveniently control the angle between the expansion plate 43 and the bottom surface of the river channel 1; the driving sleeve 61 rotates on the other hand to rotate the crown gear 611, the crown gear 611 rotates to rotate the rotating gear 141, the rotating gear 141 rotates to rotate the winding roller 14, so that the operator can conveniently control the length of the steel wire 45 extending out of the driving cavity 121, and the arrangement of the steel wire 45 and the driving spring 44 can conveniently control the length of the second plate body 432 extending out of the first plate body 431. When operating personnel utilized drive assembly 5 to make sand blocking plate 4 descend completely, second plate body 432 extended first plate body 431 and sheltered from holding tank 12, the grit of the rivers flow impact river course 1 bottom surface on water intaking floodgate 3 upper reaches to the grit that makes sheltered from keeping off sand blocking plate 4 upstream face passes along expansion plate 43 and gets water floodgate 3 and get 1 low reaches in river course, being provided with of expansion plate 43 does benefit to and prevents that the grit from getting into the clearance between sand blocking plate 4 and the 12 inside walls of holding tank.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, 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 husky device is arranged to dam gate, including set up in drainage sluice (2) that are used for shutoff inlet channel (11) of river course (1) one side, set up in river course (1) and with water sluice (3) of getting that inlet channel (11) are linked together, its characterized in that: get and to open in floodgate (3) and be used for guiding the river water back to get into water intaking corridor (31) of inlet channel (11), it is provided with sand blocking plate (4) to get floodgate (3) downside, sand blocking plate (4) slide and wear to locate on river course (1) bottom surface, be provided with in river course (1) and be used for the drive assembly (5) that sand blocking plate (4) removed in the vertical direction.

2. A dam gate desilting apparatus as recited in claim 1, wherein: the bottom surface of river course (1) seted up be used for with sand baffle (4) sliding fit's holding tank (12), drive assembly (5) including vertical wear to locate lead screw (51), rotation in sand baffle (4) install in dwang (52) on the inside wall of holding tank (12) and set up in driving motor (53) in holding tank (12) inside wall, the output shaft of driving motor (53) with dwang (52) fixed connection so the fixed cover is equipped with first bevel gear (521) on dwang (52), the fixed cover is equipped with second bevel gear (511) on lead screw (51), first bevel gear (521) with second bevel gear (511) intermeshing.

3. A dam gate desilting apparatus as recited in claim 2, wherein: the upstream face of sand board (4) goes up to slide and is provided with and leads sand board (42), it keeps away from to lead sand board (42) the tip tilt up setting of sand board (4), lead fixedly connected with backup pad (421) on sand board (42), backup pad (421) are kept away from lead the tip of sand board (42) river course (1) bottom surface fixed connection.

4. A dam gate desilting apparatus as recited in claim 3, wherein: river course (1) bottom surface with be provided with expansion plate (43) between sand board (4), expansion plate (43) including rotate install in first plate body (431) and the slip of backup pad (421) bottom are worn to locate being used for in first plate body (431) shelters from the second plate body (432) of holding tank (12), drive cavity (121) have been seted up on the inside wall of holding tank (12), vertical actuating lever (15) of wearing to be equipped with on the interior top surface of drive cavity (121), the upper end of actuating lever (15) is extended river course (1) bottom surface and with first plate body (431) are articulated, be provided with in drive cavity (121) and be used for the drive actuating lever (15) power component (6) of removal in the vertical direction.

5. A dam gate desilting apparatus as claimed in claim 4, wherein: power component (6) are located including the cover drive sleeve (61), fixed cover on actuating lever (15) are located first gear (62) and fixed cover on lead screw (51) are located second gear (63) on drive sleeve (61), drive sleeve (61) with actuating lever (15) screw-thread fit, first gear (62) with second gear (63) intermeshing, offer on the inside wall of drive cavity (121) and be used for holding spacing groove (122) of second gear (63).

6. A dam gate desilting apparatus as claimed in claim 5, wherein: a crown gear (611) is fixedly sleeved on the driving sleeve (61), two inner side walls of the driving cavity (121) are respectively and rotatably provided with a winding roller (14), the end parts of the two winding rollers (14) close to the crown gear (611) are respectively and fixedly sleeved with a rotating gear (141), the rotating gear (141) is meshed with the crown gear (611), a steel wire (45) is wound on the winding roll (14), one end of the steel wire (45) is fixedly connected with the winding roller (14), the other end of the steel wire (45) sequentially penetrates through the inner top wall of the driving cavity (121) and the first plate body (431) and is fixedly connected with the second plate body (432), the steel wire (45) is sleeved with a driving spring (44), and the driving spring (44) is arranged between the first plate body (431) and the second plate body (432).

7. A dam gate sediment discharge apparatus as claimed in claim 1, wherein: keep off sand plate (4) and be close to fixedly connected with stagnant water adhesive tape (41) on the side of water intaking floodgate (3), it is close to get water floodgate (3) offer on the side of sand plate (4) be used for with keep off sand plate (4) complex joint groove (322) that slide, the interior bottom surface of joint groove (322) with stagnant water adhesive tape (41) looks butt.

8. A dam gate sediment discharge apparatus as claimed in claim 1, wherein: be provided with supporting seat (13) on river course (1), install on supporting seat (13) and be used for the drive lift piece (16) of getting floodgate (3) vertical direction upward movement.