CN113404019A - Small flood discharge device capable of adjusting water discharge amount according to water rising speed - Google Patents
Small flood discharge device capable of adjusting water discharge amount according to water rising speed Download PDFInfo
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- CN113404019A CN113404019A CN202110728776.5A CN202110728776A CN113404019A CN 113404019 A CN113404019 A CN 113404019A CN 202110728776 A CN202110728776 A CN 202110728776A CN 113404019 A CN113404019 A CN 113404019A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B8/00—Details of barrages or weirs ; Energy dissipating devices carried by lock or dry-dock gates
- E02B8/04—Valves, slides, or the like; Arrangements therefor; Submerged sluice gates
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B8/00—Details of barrages or weirs ; Energy dissipating devices carried by lock or dry-dock gates
- E02B8/04—Valves, slides, or the like; Arrangements therefor; Submerged sluice gates
- E02B8/045—Valves, slides, or the like; Arrangements therefor; Submerged sluice gates automatically movable
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Abstract
The invention relates to a small flood discharge device, in particular to a small flood discharge device capable of adjusting the water discharge amount according to the water rising speed, which comprises a lifting mechanism, a first clamping mechanism, a control mechanism and the like; a lifting mechanism is arranged in the riverbed, a first clamping mechanism is arranged on one side of the dam, and a control mechanism is also arranged on one side of the dam. The floating block and the device on the floating block are pushed to rapidly move upwards by river water, the floating block can push the first fixing frame to move relatively, the first fixing frame opens the water outlet on the dam, and the floating block is pushed to move upwards for a distance according to the water expansion amount, so that the purpose of adjusting the size of the water outlet on the dam is achieved.
Description
Technical Field
The present invention relates to a small flood discharge device, and more particularly, to a small flood discharge device capable of adjusting a discharge amount according to a water-rising speed.
Background
In China, a flood discharge area is set for each river and lake by the nation, when flood threats exist, the nation discharges the flood to the flood discharge area, the flood discharge means that when the water level of a certain river, a reservoir, a lake and the like is higher than a warning water level, the warning water level cannot be reduced through normal water discharge, a gap is opened manually, the flood is discharged to a specified area, the damage to the periphery of a water area is reduced, the safety of the periphery of a large city is guaranteed, and the economic loss is reduced.
Because in the current flood discharge technology, when the water level of rivers, reservoirs, lakes and the like is required to rise to a warning water level, the valve is manually opened to discharge the flood, the water discharge amount is large, the flood discharge opening cannot be adjusted, the size of the flood discharge opening cannot be adjusted according to the rising water level, and the flood easily overflows from the upper part of the dam.
Disclosure of Invention
In view of the above, it is necessary to provide a small flood discharge apparatus capable of automatically opening a discharge opening of a dam by determining whether or not the flood is rising, controlling the opening size of the discharge opening of the dam according to the amount of the flood, and adjusting the discharge amount according to the flood speed, so as to solve the problem of the background art that the size of the discharge opening cannot be adjusted according to the rising water level.
The technical scheme is as follows: a small flood discharge device capable of adjusting the discharge quantity according to the water rising speed comprises a lifting mechanism, a first clamping mechanism and a control mechanism, wherein the lifting mechanism is arranged in a riverbed, the first clamping mechanism is arranged on one side of a dam, and the control mechanism is also arranged on one side of the dam.
Further, elevating system is including first dead lever, first carriage, the kicking block, torque spring, first fixed plate, first mount and first reset spring, the bottom is provided with first dead lever in the riverbed, be connected with first carriage with the mode of liftable on the first dead lever, the symmetry rotary type is connected with the kicking block on the first carriage, the hookup has a pair of torque spring between kicking block and the first carriage, first fixed plate symmetry fixed mounting is in dykes and dams one side, the gliding style is connected with first mount on the first fixed plate, two first mounts touch each other, be connected with first reset spring on the first mount, first reset spring one end links to each other with first fixed plate.
Further, first screens mechanism is including the second fixed plate, the second dead lever, the second carriage, second reset spring, first wedge, third reset spring, wedge frame and second mount, dykes and dams a side symmetry fixed mounting has the second fixed plate, fixedly connected with second dead lever on the second fixed plate, the gliding connection has the second carriage on the second dead lever, the hookup has second reset spring on the second carriage, second reset spring one end links to each other with the second fixed plate, the gliding connection has first wedge on the second carriage, be provided with third reset spring on the first wedge, third reset spring one end links to each other with the second carriage, the welding of first wedge top has the wedge frame, wedge frame top surface rigid coupling has the second mount.
Further, the control mechanism comprises a third fixed rod, a third sliding frame, a fourth reset spring, a fourth sliding frame, a first sliding rod, a second wedge-shaped block, a fifth reset spring, a rack, a third fixed plate, a rotating fan, a gear and a third fixed frame, wherein one side of the dam is fixedly connected with two third fixed rods, the third fixed rod is connected with the third sliding frame in a sliding manner, the third sliding frame is welded with the fourth reset spring, one end of the fourth reset spring is connected with the dam, the fourth sliding frame is connected with the third sliding frame in a lifting manner, the fourth sliding frame is contacted with the wedge-shaped frame, the first sliding rod is connected with the third sliding frame in a lifting manner, the bottom end of the first sliding rod is fixedly connected with the second wedge-shaped block, the second wedge-shaped block is connected with the fifth reset spring in a connecting manner, one end of the fifth reset spring is connected with the third sliding frame, the fourth sliding frame is fixedly connected with the rack, two third fixing plates are arranged on the riverbed, a rotating fan is connected to the third fixing plates in a rotating mode, a gear is welded to the rotating fan, and a third fixing frame is welded to the top end of the first sliding rod.
Further, still including second screens mechanism, second screens mechanism sets up on the riverbed, second screens mechanism includes the fourth dead lever, the fifth carriage, the fourth fixed plate, third wedge and sixth reset spring, fourth dead lever symmetry sets up on the riverbed, be connected with the fifth carriage with the mode of liftable on the fourth dead lever, the fifth carriage contacts with the third mount, the fifth carriage contacts with the second mount, be provided with the recess corresponding with the fifth carriage on the first mount, be provided with two fourth fixed plates on the riverbed, fourth fixed plate top slidingtype is connected with the third wedge, third wedge and fifth carriage contact each other, the hookup has sixth reset spring on the third wedge, sixth reset spring one end links to each other with the fourth fixed plate.
Further, still including the mechanism that opens and shuts, the mechanism that opens and shuts sets up in dykes and dams one side, the mechanism that opens and shuts is including the fifth fixed plate, the sixth carriage, seventh reset spring, the fourth mount, seventh carriage and eighth reset spring, dykes and dams one side fixed mounting has a pair of fifth fixed plate, sliding connection has the sixth carriage on the fifth fixed plate, two sixth carriages touch each other, the hookup has the seventh reset spring on the sixth carriage, seventh reset spring one end and fifth fixed plate rigid coupling, be provided with two fourth mounts on the dykes and dams, the seventh carriage is connected on the fourth mount with the mode of liftable, the hookup has the eighth reset spring on the seventh carriage, eighth reset spring one end and fourth mount fixed connection.
The device comprises a first sliding frame, a second sliding frame, a third sliding frame, a fourth sliding frame, a fifth wedge block, a sixth sliding frame, a seventh fixing frame, a second sliding rod, a fourth wedge block, a fifth wedge block and a ninth reset spring, wherein the fifth fixing frame is fixedly installed on the top surface of the first sliding frame, the sixth fixing frame is also fixedly installed on the top surface of the first sliding frame, the seventh fixing frame is arranged on one side of the dam, the seventh fixing frame is connected with the two second sliding rods in a sliding mode, one end of the second sliding rod is fixedly connected with the fourth wedge block, the other end of the second sliding rod is connected with the fifth wedge block, one fifth wedge block is in mutual contact with the fifth fixing frame, the other fifth wedge block is in mutual contact with the sixth fixing frame, the fourth wedge block is connected with the ninth reset spring, and one end of the ninth reset spring is connected with the seventh fixing frame.
The invention has the following advantages: the floating block and the device on the floating block are pushed to rapidly move upwards by river water, the floating block can push the first fixing frame to move relatively, the first fixing frame opens the water outlet on the dam, and the floating block is pushed to move upwards for a distance according to the water expansion amount, so that the purpose of adjusting the size of the water outlet on the dam is achieved.
Can promote fifth carriage upward movement through the kicking block, the fifth carriage blocks first mount for first mount is in always with discharge opening open mode, and first mount no longer moves in opposite directions, can be according to water level rising speed, control kicking block and fifth carriage contact time, thereby control fifth carriage with first mount block time, and then realize that the discharge opening on the control dykes and dams opens the size.
The seventh sliding frame is pushed by the floating block to move upwards, the sixth sliding frame is pushed by the seventh sliding frame to move relatively, the seventh reset spring is compressed, the drain opening in the dam is opened by the sixth sliding frame, and water flow at the upstream can be discharged into the downstream through the drain opening.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic partial perspective view of the control mechanism of the present invention.
Fig. 3 is a schematic partial perspective view of the lifting mechanism of the present invention.
Fig. 4 is an enlarged schematic view of the structure of the present invention a.
FIG. 5 is an enlarged schematic view of the present invention B.
FIG. 6 is an enlarged schematic view of the present invention C.
FIG. 7 is an enlarged schematic view of the present invention D.
Fig. 8 is a schematic perspective view of a part of the opening and closing mechanism of the present invention.
FIG. 9 is an enlarged schematic view of the present invention E.
In the above drawings: 1: elevating system, 11: first fixing lever, 12: first carriage, 13: float, 14: torsion spring, 15: first fixing plate, 16: first mount, 17: first return spring, 2: first detent mechanism, 21: second fixing plate, 22: second fixing lever, 23: second carriage, 24: second return spring, 25: first wedge block, 26: third return spring, 27: wedge frame, 28: second mount, 3: control mechanism, 31: third fixing lever, 32: third carriage, 33: fourth return spring, 34: fourth carriage, 35: first slide bar, 36: second wedge block, 37: fifth return spring, 38: rack, 39: third fixing plate, 311: rotating fan, 312: gear, 313: third mount, 4: second detent mechanism, 41: fourth fixing bar, 42: fifth carriage, 43: fourth fixing plate, 44: third wedge, 45: sixth return spring, 5: opening and closing mechanism, 51: fifth fixing plate, 52: sixth carriage, 53: seventh return spring, 54: fourth fixing frame, 55: seventh carriage, 56: eighth return spring, 6: reset mechanism, 61: fifth mount, 62: sixth mount, 63: seventh mount, 64: second slide bar, 65: fourth wedge block, 66: fifth wedge block, 67: and a ninth return spring.
Detailed Description
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
A small flood discharge device capable of adjusting the discharge amount according to the water rising speed comprises a lifting mechanism 1, a first clamping mechanism 2 and a control mechanism 3, wherein the lifting mechanism 1 for judging the water rising amount is arranged in a riverbed, the first clamping mechanism 2 is arranged on one side of a dam, and the control mechanism 3 for controlling the size of a discharge opening in the dam is also arranged on one side of the dam, as shown in figures 1-6.
The lifting mechanism 1 comprises a first fixed rod 11, a first sliding frame 12, a floating block 13, a torsion spring 14, a first fixed plate 15, a first fixed frame 16 and a first return spring 17, the bottom is provided with first dead lever 11 in the riverbed, be connected with first carriage 12 with the mode of liftable on the first dead lever 11, the symmetry rotary type is connected with kicking block 13 on first carriage 12, the hookup has a pair of torsion spring 14 between kicking block 13 and the first carriage 12, first fixed plate 15 symmetry fixed mounting is in dykes and dams one side, sliding connection has first mount 16 on first fixed plate 15, first mount 16 is used for blocking the outlet, two first mounts 16 touch each other, first mount 16 still is used for promoting the kicking block 13 swing, be connected with first reset spring 17 on the first mount 16, the first reset spring 17 one end of keeping away from first mount 16 links to each other with first fixed plate 15.
The first clamping mechanism 2 comprises a second fixing plate 21, a second fixing rod 22, a second sliding frame 23, a second return spring 24, a first wedge-shaped block 25, a third return spring 26, a wedge-shaped frame 27 and a second fixing frame 28, wherein the second fixing plate 21 is symmetrically and fixedly arranged on one side of the dam, the second fixing rod 22 is fixedly connected onto the second fixing plate 21, the second sliding frame 23 is slidably connected onto the second fixing rod 22, the second return spring 24 is connected onto the second sliding frame 23, one end of the second return spring 24 far away from the second sliding frame 23 is connected with the second fixing plate 21, the first wedge-shaped block 25 is slidably connected onto the second sliding frame 23, the first wedge-shaped block 25 is used for blocking the first fixing frame 16, the third return spring 26 is arranged on the first wedge-shaped block 25, one end of the third return spring 26 far away from the first wedge-shaped block 25 is connected with the second sliding frame 23, the top end of the first wedge-shaped block 25 close to the second sliding frame 23 is welded with the wedge-shaped, the top surface of the wedge frame 27 is fixedly connected with a second fixing frame 28.
The control mechanism 3 comprises a third fixed rod 31, a third sliding frame 32, a fourth reset spring 33, a fourth sliding frame 34, a first sliding rod 35, a second wedge-shaped block 36, a fifth reset spring 37, a rack 38, a third fixed plate 39, a rotating fan 311, a gear 312 and a third fixed frame 313, wherein two third fixed rods 31 are fixedly connected to one side of the dam, the third sliding frame 32 is slidably connected to the third fixed rod 31, the fourth reset spring 33 is welded on the third sliding frame 32, one end of the fourth reset spring 33 far away from the third sliding frame 32 is connected to the dam, the fourth sliding frame 34 is connected to the third sliding frame 32 in a lifting manner, the fourth sliding frame 34 is used for pushing the second sliding frame 23 and the upper device thereof to move oppositely, the fourth sliding frame 34 and the wedge-shaped frame 27 are mutually contacted, the first sliding rod 35 is connected to the third sliding frame 32 in a lifting manner, the bottom end of the first sliding rod 35 is fixedly connected with the second wedge-shaped block 36, a fifth reset spring 37 is connected to the second wedge block 36, one end of the fifth reset spring 37, which is far away from the second wedge block 36, is connected to the third sliding frame 32, a rack 38 is fixedly connected to the fourth sliding frame 34, two third fixing plates 39 are arranged on the riverbed, the third fixing plates 39 are rotatably connected to a rotating fan 311, a gear 312 is welded to the rotating fan 311, and a third fixing frame 313 is welded to the top end of the first sliding rod 35, which is far away from the second wedge block 36.
The device is arranged in a river bed, the first fixing rod 11 is positioned at the upstream of a river, in normal conditions, the upstream water flows from the lower part of a dam to the downstream of the river, when the water rises slowly at the upstream of the river, the river water can push the floating block 13 and the device on the floating block to move slowly upwards, the floating block 13 can push the first fixing frame 16 to move relatively, and the first fixing frame 16 moves relatively to open a water outlet part on the dam. When water rises rapidly in the upstream of a river, the river water can push the floating block 13 and the device on the floating block to move rapidly upwards, the floating block 13 can push the first fixing frame 16 to move relatively, the first fixing frame 16 can fully open the water outlet on the dam, and the floating block 13 is pushed to move upwards according to the rising amount of the water, so that the size of the water outlet on the dam can be controlled. Then the first fixing frame 16 contacts with the first wedge-shaped block 25, the first fixing frame 16 pushes the first wedge-shaped block 25 and the upper device to move upwards, the first wedge-shaped block 25 is separated from the first fixing frame 16, the compressed third return spring 26 is reset to drive the first wedge-shaped block 25 and the upper device to move downwards, and the first wedge-shaped block 25 blocks the first fixing frame 16. At the same time, the wedge frame 27 will push the fourth sliding frame 34 and the device thereon to move towards the direction close to the first return spring 17, the rack 38 and the gear 312 are engaged with each other, the dam will contact with the second wedge block 36, so that the dam pushes the second wedge block 36 to move upwards, and then the compressed fifth return spring 37 is reset to drive the second wedge block 36 and the device thereon to move downwards, and the dam blocks the second wedge block 36, so that the rack 38 and the gear 312 are in the engaged state.
When the upstream river water flows to the downstream from the lower part of the dam, the river water pushes the rotating fan 311 and the gear 312 to rotate, the gear 312 drives the rack 38 and the fourth sliding frame 34 to move upwards, the fourth sliding frame 34 pushes the second sliding frame 23 and the device thereon to move oppositely, the second return spring 24 is compressed, the first wedge-shaped block 25 does not block the first fixing frame 16, and the compressed first return spring 17 resets to drive the first fixing frame 16 to move oppositely.
Example 2
On the basis of embodiment 1, as shown in fig. 7, the device further includes a second clamping mechanism 4, the second clamping mechanism 4 is disposed on the river bed, the second clamping mechanism 4 includes a fourth fixing rod 41, a fifth carriage 42, a fourth fixing plate 43, a third wedge 44 and a sixth return spring 45, the fourth fixing rod 41 is symmetrically disposed on the river bed, the fourth fixing rod 41 is connected with the fifth carriage 42 in a liftable manner, the fifth carriage 42 is used for clamping the first fixing frame 16, the fifth carriage 42 is in contact with the third fixing frame 313, the fifth carriage 42 is further used for pushing the third fixing frame 313 and the upper device thereof to move upwards, the fifth carriage 42 is in contact with the second fixing frame 28, the fifth carriage 42 is further used for pushing the second fixing frame 28 and the upper device thereof to move upwards, the first fixing frame 16 is provided with a groove corresponding to the fifth carriage 42, the river bed is provided with two fourth fixing plates 43, a third wedge 44 is slidably connected above the fourth fixing plate 43, the third wedge 44 contacts with the fifth carriage 42, the third wedge 44 is used for clamping the fifth carriage 42, a sixth return spring 45 is connected to the third wedge 44, and one end of the sixth return spring 45 far away from the third wedge 44 is connected to the fourth fixing plate 43.
When the floating block 13 and the fifth sliding frame 42 are contacted with each other, the floating block 13 can push the fifth sliding frame 42 to move upwards, the fifth sliding frame 42 can push the third wedge 44 to shift, then the third wedge 44 can block the fifth sliding frame 42, the fifth sliding frame 42 blocks the first fixing frame 16, so that the first fixing frame 16 is always in a state of opening the drain opening, the first fixing frame 16 does not move in the opposite direction, the contact time of the floating block 13 and the fifth sliding frame 42 can be controlled according to the rising speed of the water level, the time of blocking the first fixing frame 16 by the fifth sliding frame 42 is controlled, and the purpose of adjusting the opening size of the drain opening on the dam is achieved. The fifth sliding frame 42 pushes the third fixing frame 313 and the device thereon to move upwards, the dam does not block the second wedge-shaped block 36 any more, the compressed fourth return spring 33 resets to drive the third sliding frame 32 and the device thereon to move towards the direction away from the floating block 13, the rack 38 is separated from the gear 312, the fourth sliding frame 34 and the device thereon fall downwards under the influence of gravity, the fourth sliding frame 34 is separated from the second sliding frame 23, meanwhile, the fifth sliding frame 42 pushes the second fixing frame 28 and the device thereon to move upwards, the first wedge-shaped block 25 does not block the first fixing frame 16 any more, and the compressed second return spring 24 resets to drive the second sliding frame 23 and the device thereon to move relatively.
Example 3
In addition to the embodiment 2, as shown in fig. 2 and 8, the present invention further includes an opening and closing mechanism 5, the opening and closing mechanism 5 is disposed on one side of the dam, the opening and closing mechanism 5 includes a fifth fixing plate 51, a sixth sliding frame 52, a seventh return spring 53, a fourth fixing frame 54, a seventh sliding frame 55 and an eighth return spring 56, a pair of fifth fixing plates 51 is fixedly mounted on one side of the dam, the fifth fixing plate 51 is slidably connected with the sixth sliding frame 52, the sixth sliding frame 52 is used for blocking the drain opening, the sixth sliding frames 52 contact with each other, the seventh return spring 53 is connected to the sixth sliding frame 52, one end of the seventh return spring 53 away from the sixth sliding frame 52 is fixedly connected with the fifth fixing plate 51, the dam is provided with the two fourth fixing frames 54, the seventh sliding frame 55 is connected to the fourth fixing frame 54 in a liftable manner, the seventh sliding frame 55 is used for pushing the sixth sliding frame 52 to move relatively, an eighth return spring 56 is connected to the seventh sliding frame 55, and one end of the eighth return spring 56 away from the seventh sliding frame 55 is fixedly connected to the fourth fixing frame 54.
When the floating block 13 and the seventh sliding frame 55 contact each other, the floating block 13 pushes the seventh sliding frame 55 to move upwards, the seventh sliding frame 55 pushes the sixth sliding frame 52 to move relatively, the seventh return spring 53 is compressed, the sixth sliding frame 52 opens the drainage opening on the dam, and the upstream water flow is discharged to the downstream through the drainage opening. After the upstream water flow is discharged into the downstream through the water discharge opening, the floating block 13 loses buoyancy, the floating block 13 and the device on the floating block are downward moved under the influence of gravity, when the floating block 13 is contacted with the first fixed frame 16, the first fixed frame 16 pushes the floating block 13 to swing, then the compressed torsion spring 14 resets to drive the floating block 13 to swing and reset, because the pressure of the torsion spring 14 is greater than the elastic force of the sixth reset spring 45, the floating block 13 pushes the fifth sliding frame 42 to move downward, the fifth sliding frame 42 does not block the first fixed frame 16 any more, the compressed first reset spring 17 resets to drive the first fixed frame 16 to move in opposite directions, the first fixed frame 16 blocks the water discharge opening, and river water is not discharged from the water discharge opening any more. The fifth sliding frame 42 is separated from the third fixing frame 313, the compressed fifth return spring 37 is reset to drive the second wedge-shaped block 36 and the device thereon to move downwards and reset, the fifth sliding frame 42 is separated from the second fixing frame 28, and the compressed third return spring 26 is reset to drive the first wedge-shaped block 25 and the device thereon to move downwards and reset.
Example 4
On the basis of the embodiment 3, as shown in fig. 9, the device further includes a reset mechanism 6, the reset mechanism 6 is disposed on the top surface of the first carriage 12, the reset mechanism 6 includes a fifth fixing frame 61, a sixth fixing frame 62, a seventh fixing frame 63, a second sliding rod 64, a fourth wedge-shaped block 65, a fifth wedge-shaped block 66 and a ninth reset spring 67, the fifth fixing frame 61 is fixedly mounted on the top surface of the first carriage 12, the sixth fixing frame 62 is also fixedly mounted on the top surface of the first carriage 12, a seventh fixing frame 63 is disposed on one side of the dam, the seventh fixing frame 63 is slidably connected with two second sliding rods 64, one end of each second sliding rod 64 is fixedly connected with the fourth wedge-shaped block 65, the fourth wedge-shaped block 65 is used for blocking the seventh carriage 55, one end of each second sliding rod 64 far from the fourth wedge-shaped block 65 is connected with the fifth wedge-shaped block 66, and one position of the fifth wedge-shaped block 66 is in contact with the fifth fixing frame 61, the other fifth wedge block 66 is in contact with the sixth fixing frame 62, the fourth wedge block 65 is connected with a ninth return spring 67, and one end of the ninth return spring 67, which is far away from the fourth wedge block 65, is connected with the seventh fixing frame 63.
The upward movement of the first sliding frame 12 drives the fifth fixed frame 61 and the sixth fixed frame 62 to move upward, when the seventh sliding frame 55 moves upward, the seventh sliding frame 55 pushes the fourth wedge-shaped block 65 to move in the opposite direction, when the seventh sliding frame 55 is separated from the second sliding rod 64, the compressed ninth return spring 67 is reset to drive the fourth wedge-shaped block 65 to move in the opposite direction, and the seventh sliding frame 55 is blocked by the fourth wedge-shaped block 65. The downward movement of the first sliding frame 12 drives the fifth fixing frame 61 and the sixth fixing frame 62 to move downward, when the fifth fixing frame 61 and the sixth fixing frame 62 respectively contact with the two fifth wedge blocks 66, the fifth fixing frame 61 and the sixth fixing frame 62 respectively push the fifth wedge blocks 66 and the devices thereon to move in opposite directions, the seventh sliding frame 55 is no longer blocked by the fourth wedge blocks 65, the compressed eighth return spring 56 resets to drive the seventh sliding frame 55 to move downward, the seventh sliding frame 55 is separated from the sixth sliding frame 52, the compressed seventh return spring 53 resets to drive the sixth sliding frame 52 to move in opposite directions, and the sixth sliding frame 52 moves in opposite directions to block the drain opening.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (7)
1. A small flood discharge device capable of adjusting the discharge quantity according to the water rising speed is characterized by comprising a lifting mechanism, a first clamping mechanism and a control mechanism, wherein the lifting mechanism is arranged in a riverbed, the first clamping mechanism is arranged on one side of a dam, and the control mechanism is also arranged on one side of the dam.
2. The small flood discharging device capable of adjusting the amount of water discharged according to the water rising speed as claimed in claim 1, wherein the elevating mechanism comprises a first fixing rod, a first sliding frame, a floating block, a torsion spring, a first fixing plate, a first fixing frame and a first return spring, the first fixing rod is disposed at the bottom of the riverbed, the first sliding frame is connected to the first fixing rod in a liftable manner, the floating block is connected to the first sliding frame in a symmetrical and rotatable manner, a pair of torsion springs is connected between the floating block and the first sliding frame, the first fixing plate is symmetrically and fixedly installed at one side of the dam, the first fixing frame is connected to the first fixing plate in a sliding manner, the two first fixing frames touch each other, the first return spring is connected to the first fixing frame, and one end of the first return spring is connected to the first fixing plate.
3. A small flood discharge device according to claim 2, wherein the amount of discharge water is adjusted according to the water-rise speed, the dam-dam positioning mechanism comprises a second fixing plate, a second fixing rod, a second sliding frame, a second reset spring, a first wedge-shaped block, a third reset spring, a wedge-shaped frame and a second fixing frame, wherein the second fixing plate is symmetrically and fixedly installed on one side of a dam, the second fixing rod is fixedly connected onto the second fixing plate, the second sliding frame is connected onto the second fixing rod in a sliding mode, the second reset spring is connected onto the second sliding frame in a connecting mode, one end of the second reset spring is connected with the second fixing plate, the first wedge-shaped block is connected onto the second sliding frame in a sliding mode, the third reset spring is arranged on the first wedge-shaped block, one end of the third reset spring is connected with the second sliding frame, the wedge-shaped frame is welded to the top end of the first wedge-shaped block, and the second fixing frame is fixedly connected onto the top surface of the wedge-shaped frame.
4. The small flood discharging device according to claim 3, wherein the control mechanism comprises a third fixing rod, a third sliding frame, a fourth return spring, a fourth sliding frame, a first sliding rod, a second wedge-shaped block, a fifth return spring, a rack, a third fixing plate, a rotating fan, a gear and a third fixing frame, wherein two third fixing rods are fixedly connected to one side of the dam, the third fixing rod is slidably connected to the third sliding frame, the third sliding frame is welded with the fourth return spring, one end of the fourth return spring is connected to the dam, the fourth sliding frame is connected to the third sliding frame in a lifting manner, the fourth sliding frame and the wedge-shaped frame are in contact with each other, the first sliding rod is connected to the third sliding frame in a lifting manner, the bottom end of the first sliding rod is fixedly connected to the second wedge-shaped block, the second wedge-shaped block is connected to the fifth return spring, one end of a fifth reset spring is connected with the third sliding frame, a rack is fixedly connected to the fourth sliding frame, two third fixing plates are arranged on the riverbed, a rotating fan is connected to the third fixing plates in a rotating mode, a gear is welded to the rotating fan, and a third fixing frame is welded to the top end of the first sliding rod.
5. A small flood discharge device according to claim 4, wherein the amount of discharge water is adjusted according to the water-rise speed, the novel river bed is characterized by further comprising a second clamping mechanism, the second clamping mechanism is arranged on the river bed and comprises a fourth fixed rod, a fifth sliding frame, a fourth fixed plate, a third wedge block and a sixth reset spring, the fourth fixed rod is symmetrically arranged on the river bed, the fourth fixed rod is connected with the fifth sliding frame in a liftable mode, the fifth sliding frame is in contact with a third fixed frame, the fifth sliding frame is in contact with a second fixed frame, a groove corresponding to the fifth sliding frame is formed in the first fixed frame, the river bed is provided with two fourth fixed plates, the third wedge block is connected above the fourth fixed plates in a sliding mode, the third wedge block is in contact with the fifth sliding frame, the third wedge block is connected with the sixth reset spring in a connecting mode, and one end of the sixth reset spring is connected with the fourth fixed plate.
6. The small flood discharge device according to claim 5, further comprising an opening and closing mechanism, wherein the opening and closing mechanism is disposed on one side of the dam, the opening and closing mechanism comprises a fifth fixing plate, a sixth sliding frame, a seventh return spring, a fourth fixing frame, a seventh sliding frame and an eighth return spring, a pair of fifth fixing plates is fixedly mounted on one side of the dam, the fifth fixing plate is slidably connected with the sixth sliding frame, the sixth sliding frame contacts with each other, the sixth sliding frame is connected with the seventh return spring, one end of the seventh return spring is fixedly connected with the fifth fixing plate, the dam is provided with two fourth fixing frames, the seventh sliding frame is connected with the fourth fixing frame in a lifting manner, the seventh sliding frame is connected with the eighth return spring, and one end of the eighth return spring is fixedly connected with the fourth fixing frame.
7. The small flood discharge device capable of adjusting the amount of discharged water according to the water-rise speed as claimed in claim 6, further comprising a reset mechanism, wherein the reset mechanism is provided on the top surface of the first sliding frame, the reset mechanism comprises a fifth fixing frame, a sixth fixing frame, a seventh fixing frame, a second sliding rod, a fourth wedge block, a fifth wedge block and a ninth reset spring, the fifth fixing frame is fixedly mounted on the top surface of the first sliding frame, the sixth fixing frame is also fixedly mounted on the top surface of the first sliding frame, the seventh fixing frame is provided on one side of the dam, the seventh fixing frame is slidably connected with two second sliding rods, one end of each second sliding rod is fixedly connected with the fourth wedge block, the other end of each second sliding rod is connected with the fifth wedge block, one fifth wedge block is in contact with the fifth fixing frame, the other fifth wedge block is in contact with the sixth fixing frame, and the ninth reset spring is connected with the fourth wedge block, one end of the ninth return spring is connected with the seventh fixed mount.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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Cited By (1)
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| CN116876406A (en) * | 2023-09-06 | 2023-10-13 | 山东省水利工程试验中心有限公司 | Dyke disaster prevention and reduction equipment capable of automatically detecting water level |
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| CN113404019B (en) | 2022-11-25 |
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