CN114837124A - Water conservancy flood prevention monitoring and early warning system - Google Patents
Water conservancy flood prevention monitoring and early warning system Download PDFInfo
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- CN114837124A CN114837124A CN202210392229.9A CN202210392229A CN114837124A CN 114837124 A CN114837124 A CN 114837124A CN 202210392229 A CN202210392229 A CN 202210392229A CN 114837124 A CN114837124 A CN 114837124A
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- 230000002265 prevention Effects 0.000 title claims abstract description 99
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 54
- 238000012544 monitoring process Methods 0.000 title claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims abstract description 19
- 230000000670 limiting effect Effects 0.000 claims description 36
- 230000000903 blocking effect Effects 0.000 claims description 17
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 7
- 239000007788 liquid Substances 0.000 description 12
- 238000000926 separation method Methods 0.000 description 8
- 230000000630 rising effect Effects 0.000 description 6
- 230000003139 buffering effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/10—Dams; Dykes; Sluice ways or other structures for dykes, dams, or the like
- E02B3/102—Permanently installed raisable dykes
- E02B3/104—Permanently installed raisable dykes with self-activating means
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
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Abstract
The application relates to a water conservancy flood prevention monitoring and early warning system, which belongs to the technical field of water conservancy flood prevention monitoring and comprises a flood prevention plate which is arranged on a dam in a sliding manner along the vertical direction and a water level tank which is arranged on the dam; the top surface of the dam is provided with a mounting groove, and the flood control plate is connected with the dam in a sliding manner through the mounting groove; a motor is fixed in the mounting groove; a reciprocating screw rod is fixedly connected with an output shaft of the motor; the flood prevention plate is in threaded transmission fit with the reciprocating lead screw; the dam is provided with a floating plate through the water level groove in a vertical sliding manner; a first connecting groove is formed in the side wall of the water level groove; the dam is connected with a pressing sheet through the connecting groove I in a sliding manner; a first movable piece is fixed on one side, away from the floating plate, of the pressing piece, and a first fixed piece capable of being in electric contact with the first movable piece is fixed on the side wall, away from the floating plate, of the first connecting groove; the first moving plate is electrically connected with the motor, and the first fixed plate is electrically connected with the power supply. The flood prevention plate has the effect that the flood prevention plate can be opened in time when the water level rises.
Description
Technical Field
The application relates to the field of water conservancy flood prevention monitoring, in particular to a water conservancy flood prevention monitoring and early warning system.
Background
At present, a gate is a control facility of a water drainage channel, and can be used for intercepting water flow, controlling water level, adjusting flow, and discharging silt and flotage.
The related art can refer to Chinese patent application with application number CN111576356A, and discloses a hydraulic engineering flood prevention gate, which comprises piers, wherein a base is arranged between the piers, a filtering gate is arranged at the top of the base, a buffering gate is arranged on the side surface of the filtering gate, a first flood prevention gate is arranged on one side of the buffering gate, a second flood prevention gate is arranged on one side of the first flood prevention gate, connecting ropes are fixedly arranged at the tops of the buffering gate, the first flood prevention gate and the second flood prevention gate, an infrared distance meter is arranged on the side surface of the connecting rope, and a platform is arranged at the top of the pier.
With respect to the related art in the above, the inventors consider that there are the following drawbacks: the flood prevention gate usually needs to be manually opened, and when the water level rises too fast, the situation that the flood prevention gate is not opened in time due to untimely response of workers possibly exists, so that the flood prevention efficiency is influenced.
Disclosure of Invention
In order to solve the problem that the flood prevention plate cannot be opened in time when the water level rises, the water conservancy flood prevention monitoring and early warning system is provided.
The water conservancy flood prevention monitoring and early warning system adopts the following technical scheme:
the water conservancy flood prevention monitoring and early warning system comprises a flood prevention plate which is arranged on a dam in a sliding manner along the vertical direction, and a water level tank which is arranged on the dam; the top surface of the dam is provided with a mounting groove, and the flood control plate is connected with the dam in a sliding manner through the mounting groove; a motor is fixed in the mounting groove; a reciprocating screw rod is fixedly connected with an output shaft of the motor; the flood prevention plate is in threaded transmission fit with the reciprocating lead screw; the dam is provided with a floating plate through the water level groove in a vertical sliding manner; a first connecting groove is formed in the side wall of the water level groove; the dam is connected with a pressing sheet through the connecting groove I in a sliding manner; a first movable piece is fixed on one side, away from the floating plate, of the pressing piece, and a first fixed piece capable of being in electric contact with the first movable piece is fixed on the side wall, away from the floating plate, of the first connecting groove; the first moving plate is electrically connected with the motor, and the first fixed plate is electrically connected with the power supply.
Through adopting above-mentioned technical scheme, the kickboard is used for detecting the liquid level and rises, drives the kickboard after rising when the liquid level, kickboard with support the piece butt to promote a movable plate and a fixed plate electrical contact, thereby for the motor circular telegram. The start and stop of the motor are controlled by the up-and-down movement of the floating plate, so that the position of the floating plate can be conveniently adjusted according to the liquid level, the working state of the motor is controlled, and the height of the flood prevention plate is further adjusted.
Optionally, a guide shaft is fixed on the bottom wall of the water level tank, and the floating plate is arranged in the water level tank along the vertical sliding direction through the guide shaft.
Through adopting above-mentioned technical scheme, the guiding axle provides the guide effect for the kickboard, reduces the kickboard along the vertical removal in-process possibility of deviating from the track.
Optionally, a fourth spring for driving the moving plate to return to a side close to the floating plate is fixed at the top of the moving plate.
Through adopting above-mentioned technical scheme, after the kickboard with support the preforming separation, the spring is used for driving four and supports the preforming and reset to being close to kickboard one side to make a movable plate one separate with a fixed plate.
Optionally, a rotating groove is formed in the flood prevention plate, the flood prevention plate is rotatably connected with a threaded pipe through the rotating groove, and the threaded pipe is in threaded connection with the reciprocating screw rod; the side wall of the rotating groove is provided with a first sliding groove, and the flood prevention plate is connected with a limiting piece in a sliding manner along the width direction of the flood prevention plate through the first sliding groove; the outer peripheral surface of the threaded pipe is provided with a first slot which can be spliced with the limiting sheet; one side, far away from the threaded pipe, of the limiting piece is fixedly provided with a first spring, and one end, far away from the limiting piece, of the first spring is fixedly connected with the flood prevention plate through the first sliding groove.
By adopting the technical scheme, the threaded pipe is in transmission fit with the reciprocating screw rod to drive the flood prevention plate to ascend, the limiting pieces provide limiting effects for the threaded pipe, and after the limiting pieces are separated from the threaded pipe, the flood prevention plate and the screw rod lose the thread fit relation, so that the flood prevention plate stops ascending.
Optionally, the flood prevention plate is connected with a transmission piece in a sliding manner along the vertical direction; the top surface of the limiting piece is provided with a second slot which can be spliced with the transmission piece, and the side wall of the bottom end of the transmission piece, which is far away from the threaded pipe, and the side wall of the second slot, which is far away from the threaded pipe, are respectively provided with a first inclined surface; the flood control plate is connected with a butting sheet in a sliding manner along the width direction of the flood control plate; the opposite inner sides of the abutting pieces and the transmission piece are respectively provided with a second inclined plane; and two sides of the abutting pieces are respectively fixed with a second spring arranged along the width direction of the flood prevention plate.
Through adopting above-mentioned technical scheme, flood prevention board removes need stop moving by oneself behind the mounting groove top, through setting up the butt piece, after butt piece and the inside bellied inner wall in mounting groove top contact, can promote the butt piece and remove, the butt piece promotes spacing piece and screwed pipe separation with the help of the drive plate, reaches the purpose that makes flood prevention board stop rising.
Optionally, a sliding groove four is formed in the side wall of the rotating groove, and the flood prevention plate is connected with an electromagnet in a sliding manner along the width direction of the flood prevention plate through the sliding groove four; a spring III is fixed on one side of the electromagnet, which is far away from the threaded pipe, and one end of the spring III, which is far away from the electromagnet, is fixedly connected with the flood prevention plate through the sliding groove IV; and a magnetic attraction sheet which can be attracted by the electromagnet is fixed on the peripheral surface of the threaded pipe.
By adopting the technical scheme, after the limiting piece is separated from the threaded pipe, the threaded pipe rotates along with the reciprocating lead screw, and when the flood prevention plate needs to move continuously, the threaded pipe must be restored to a limited state again. The magnetic attraction sheet on the threaded pipe is attracted by the electromagnet. The threaded pipe is restored to be in a thread transmission fit relation with the reciprocating screw rod after being limited, and the flood prevention plate is convenient to drive to move downwards.
Optionally, a fourth connecting groove is formed in the bottom surface of the first connecting groove, and the dam is connected with a blocking piece in a sliding manner along the vertical direction through the fourth connecting groove; the bottom surface of the abutting pressing sheet is provided with a third slot which can be inserted with the blocking sheet; and a spring five is fixed at the bottom end of the blocking piece, and the bottom end of the spring five is fixedly connected with the dam through the connecting groove four.
Through adopting above-mentioned technical scheme, the separation blade is used for providing limiting displacement for supporting the pressure plate, prevents stator one and rotor one and separates to make the motor keep operating condition.
Optionally, a slide block is arranged in the dam in a sliding manner; a fourth slot which can be inserted into the sliding block is formed in one side, close to the guide shaft, of the blocking piece; the bottom surface of the sliding block and the four bottom walls of the slot are respectively provided with a second chamfer angle which can be mutually abutted; the bottom of the floating plate is provided with a first chamfer; the top surface of the sliding block is provided with a third chamfer which can be abutted against the first chamfer; and a spring six for pushing the sliding block to reset to one side close to the guide shaft is fixed at the bottom of the sliding block.
Through adopting above-mentioned technical scheme, the slider is used for driving the separation blade and moves down, and the kickboard is along with liquid level decline and slider contact back, and the slider receives the effect of pressing and the separation blade contact of kickboard to promote the separation blade and support the separation of pressing the piece. After the floating plate is separated from the pressing sheet, the pressing sheet which loses the limiting effect moves to separate the fixed sheet I from the movable sheet I, so that the motor stops working.
Optionally, a sliding piece is slidably arranged in the dam, a second moving piece is fixed on one side of the sliding piece, which is far away from the guide shaft, and a second fixed piece which can be electrically contacted with the second moving piece is fixed in the dam; the second moving plate is electrically connected with the electromagnet, and the second fixed plate is electrically connected with the power supply.
By adopting the technical scheme, the electromagnet can be electrified after the second movable plate contacts with the second fixed plate, when the floating plate moves downwards along with the liquid level, the threaded pipe is still in a non-limiting state, and the floating plate moves downwards to push the second movable plate to be in electrical contact with the second fixed plate, so that the threaded pipe is limited by the electromagnet, and the flood prevention plate can move downwards conveniently.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the floating plate is used for detecting the rise of the liquid level, and when the liquid level drives the floating plate to rise, the floating plate is abutted to the abutting-against sheet and pushes the moving sheet I to be in electric contact with the fixed sheet I, so that the motor is electrified. The starting and stopping of the motor are controlled by the up-and-down movement of the floating plate, so that the position of the floating plate can be conveniently adjusted according to the liquid level, the working state of the motor is controlled, and the height of the flood prevention plate is further adjusted;
2. the threaded pipe is in transmission fit with the reciprocating screw rod to drive the flood prevention plate to ascend, the limiting pieces provide limiting effects for the threaded pipe, and after the limiting pieces are separated from the threaded pipe, the flood prevention plate and the screw rod lose the thread fit relationship, so that the flood prevention plate stops ascending;
3. the flood prevention plate needs to stop moving by itself after moving to the top of the installation groove, and after the contact piece is contacted with the inner wall of the inward bulge at the top of the installation groove, the contact piece can be pushed to move by arranging the contact piece, and the contact piece pushes the limiting piece to be separated from the threaded pipe by virtue of the transmission piece, so that the purpose of stopping rising of the flood prevention plate is achieved.
Drawings
Fig. 1 is a schematic structural diagram of flood prevention monitoring and early warning in the embodiment of the application.
Fig. 2 is a sectional view taken along line a-a of fig. 1.
Fig. 3 is an enlarged schematic view at B in fig. 2.
Fig. 4 is an enlarged schematic view at C in fig. 2.
Fig. 5 is a schematic structural diagram of a floating plate according to an embodiment of the present application.
Reference numerals: 1. a dam; 11. a water inlet hole; 12. a motor; 13. mounting grooves; 14. a reciprocating screw; 15. a floating plate; 2. flood prevention plates; 21. a threaded pipe; 22. a driving strap; 23. a first sliding chute; 24. a limiting sheet; 25. a first slot; 26. a first spring; 27. a second chute; 28. a second slot; 3. a rotating groove; 31. a first inclined plane; 32. a third chute; 33. abutting the sheet; 34. a second inclined plane; 35. a second spring; 4. an electromagnet; 41. a third spring; 42. a magnetic attraction sheet; 5. a water level tank; 51. a fourth chute; 52. a guide shaft; 53. connecting a first connecting groove; 54. connecting groove two; 55. connecting grooves III; 56. pressing the sheet; 57. chamfering I; 6. a slider; 61. fixing a first plate; 62. a fourth spring; 63. a first moving plate; 64. connecting a groove IV; 65. a baffle plate; 66. a third slot; 67. a fifth spring; 7. a second moving plate; 71. a fourth slot; 72. chamfering II; 73. chamfering III; 74. a sixth spring; 75. a slider; 76. a seventh spring; 77. and (5) fixing the second plate.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses water conservancy flood prevention monitoring and early warning system. Referring to fig. 1, 2 and 3, the water conservancy flood prevention monitoring and early warning system comprises a water level tank 5 arranged on a dam 1 and a flood prevention plate 2 arranged on the dam 1 in a sliding manner along the vertical direction. The top surface of the dam 1 is provided with a mounting groove 13, and the flood control plate 2 is connected with the dam 1 in a sliding manner through the mounting groove 13. The bottom wall of the mounting groove 13 is embedded and fixed with a motor 12. The output shaft of the motor 12 is coaxially and fixedly connected with a reciprocating screw 14. A rotating groove 3 is formed in the flood prevention plate 2, the flood prevention plate 2 is rotatably connected with a threaded pipe 21 through the rotating groove 3, and the threaded pipe 21 is in threaded connection with the reciprocating screw rod 14. The side wall of the rotating groove 3 is provided with a first sliding groove 23, and the flood prevention plate 2 is connected with a limiting piece 24 in a sliding manner along the width direction of the flood prevention plate through the first sliding groove 23. The outer peripheral surface of the threaded pipe 21 is provided with a first slot 25 which can be inserted with the limiting sheet 24. One side of the limiting piece 24, which is far away from the threaded pipe 21, is fixed with a first spring 26, and one end of the first spring 26, which is far away from the limiting piece 24, is fixedly connected with the flood prevention plate 2 through a first sliding groove 23.
The limiting piece 24 is used for providing a limiting effect for the threaded pipe 21, and the threaded pipe 21 in a limiting state can be in transmission fit with the screw threads of the screw rod when the screw rod rotates, so that the flood prevention plate 2 is driven to ascend or descend. The first spring 26 is used for providing elastic force to one side close to the threaded pipe 21 for the limiting sheet 24, so that the limiting sheet 24 and the threaded pipe 21 are kept in a plugging state conveniently.
Referring to fig. 3, a second sliding groove 27 is formed in the top wall of the first sliding groove 23, and the flood prevention plate 2 is connected with a driving piece 22 through the second sliding groove 27 in a sliding mode along the vertical direction. The top surface of the limiting sheet 24 is provided with a second slot 28 which can be inserted into the driving sheet 22, and the bottom end of the driving sheet 22 is far away from one side of the threaded pipe 21 and the side wall of the second slot 28 far away from one side of the threaded pipe 21 is respectively provided with a first inclined surface 31. The side wall of the flood prevention plate 2 is provided with a third sliding groove 32, and the flood prevention plate 2 is connected with a butting piece 33 in a sliding manner along the width direction of the flood prevention plate through the third sliding groove 32. The opposite inner sides of the abutting sheet 33 and the transmission sheet 22 are respectively provided with a second inclined surface 34. Two springs 35 arranged along the width direction of the flood prevention plate 2 are fixed on two sides of the abutting sheet 33 respectively.
The flood prevention plate 2 needs to stop rising after moving to the top of the mounting groove 13. The lateral wall at the top of mounting groove 13 is inwards sunken, and butt piece 33 when being located 2 lateral walls of flood prevention plate touches with sunken position and can inwards shrink, and butt piece 33 contracts in-process and contacts with drive plate 22 to promote drive plate 22 and move down, drive plate 22 promotes spacing piece 24 and screwed pipe 21 separation, thereby makes screwed pipe 21 lose limiting displacement and follow reciprocal lead screw 14 and rotate, and flood prevention plate 2 stops rising.
Referring to fig. 3, a sliding groove four 51 is formed in the side wall of the rotating groove 3, and the flood prevention plate 2 is connected with an electromagnet 4 in a sliding manner along the width direction of the flood prevention plate through the sliding groove four 51; and a spring III 41 is fixed on one side of the electromagnet 4 far away from the threaded pipe 21, and one end of the spring III 41 far away from the electromagnet 4 is fixedly connected with the flood prevention plate 2 through a sliding groove IV 51. A magnetic attraction piece 42 capable of attracting the electromagnet 4 is fixed on the outer peripheral surface of the threaded pipe 21. When the flood prevention plate 2 needs to descend, the electromagnet 4 is started, the electromagnet 4 can adsorb the magnetic absorption sheet 42, the threaded pipe 21 is limited again, and the threaded pipe 21 and the reciprocating screw 14 recover the thread transmission matching relationship.
Referring to fig. 2 and 4, the side wall of the dam 1 is provided with a water inlet hole 11 communicated with the water level tank 5; the dam 1 is provided with a floating plate 15 through the water level tank 5 in a vertically sliding manner. A guide shaft 52 is fixed on the bottom wall of the water level tank 5, and the floating plate 15 is arranged in the water level tank 5 in a sliding manner along the vertical direction through the guide shaft 52; the guide shaft 52 provides a guide function for the vertical movement of the floating plate 15. The side wall of the water level tank 5 is sequentially provided with a first connecting groove 53, a second connecting groove 54 and a third connecting groove 55 from top to bottom. The dam 1 is connected with a pressing sheet 56 in a sliding way through a first connecting groove 53; the bottom of the floating plate 15 and the top of the pressing piece 56 are respectively provided with a chamfer 57 which can be mutually abutted. The side of the pressing sheet 56 far away from the floating plate 15 is fixed with a first moving sheet 63, and the side wall of the connecting groove 53 far away from the floating plate 15 is fixed with a first fixed sheet 61 capable of electrically contacting with the first moving sheet 63. And a spring four 62 for driving the movable plate one 63 to return to the side close to the floating plate 15 is fixed at the top of the movable plate one 63. The first moving plate 63 is electrically connected with the motor 12, and the first fixed plate 61 is electrically connected with a power supply.
The top of the floating plate 15 near the pressing sheet 56 is provided with a fourth chamfer capable of abutting against the pressing sheet 56. After the liquid level of the water level tank 5 rises, the floating plate 15 moves upwards and moves through the chamfer four pressing piece 56, and after the moving piece I63 on the pressing piece 56 is electrically connected with the fixed piece I61, the motor 12 is electrified and the motor 12 is electrified.
Referring to fig. 4, a first connecting groove 53 is provided with a fourth connecting groove 64 on the bottom surface thereof, and the dike 1 is connected with a blocking piece 65 through the fourth connecting groove 64 in a sliding manner along the vertical direction; the bottom surface of the pressing sheet 56 is provided with a third slot 66 which can be inserted with the blocking sheet 65. The bottom end of the blocking piece 65 is fixed with a spring five 67, and the bottom end of the spring five 67 is fixedly connected with the dam 1 through a connecting groove four 64.
The spring five 67 at the bottom of the blocking piece 65 provides upward elastic force for the blocking piece 65, and when the pressing piece 56 moves towards the first connecting groove 53, the blocking piece 65 is inserted into the pressing piece 56 under the action of the spring five 67 to provide a positioning effect for the pressing piece 56.
Referring to fig. 4, the connecting groove three 55 communicates with the connecting groove four 64. The dyke 1 is connected with a slide block 6 in a sliding way through a connecting groove III 55. One side of the blocking piece 65 close to the guide shaft 52 is provided with a slot four 71 which can be inserted into the sliding block 6. The bottom surface of the slide block 6 and the bottom wall of the slot four 71 are respectively provided with a second chamfer 72 which can be mutually abutted. The top surface of the slide block 6 is provided with a chamfer third 73 which can be abutted against the chamfer first 57 of the floating plate 15. And a spring six 74 for pushing the sliding block 6 to return to the side close to the guide shaft 52 is fixed at the bottom of the sliding block 6.
When the water level descends, the floating plate 15 descends and pushes the sliding block 6 to move through the third chamfer 73, the sliding block 6 pushes the blocking piece 65 to move downwards through the second chamfer 72, so that the blocking piece 65 is separated from the abutting piece 56, the abutting piece 56 losing the limiting effect resets, the switch moving piece is disconnected from the switch fixed piece, and the motor 12 is powered off.
Referring to fig. 5, the bank 1 is slidably connected with a sliding piece 75 through a second connecting groove 54, and a spring seven 76 for pushing the sliding piece 75 to return to a side close to the guide shaft 52 is fixed on the top of the sliding piece 75. The side of the sliding piece 75 far away from the guide shaft 52 is fixed with a second moving piece 7, and the side wall of the connecting groove 54 far away from the guide shaft 52 is fixed with a second fixed piece 77 capable of electrically contacting with the second moving piece 7. The second moving plate 7 is electrically connected with the electromagnet 4, and the second fixed plate 77 is electrically connected with a power supply.
After the liquid level descends, the floating plate 15 firstly contacts with the sliding sheet 75, and the second moving sheet 7 is electrically connected with the second fixed sheet 77, so that the electromagnet 4 is electrified, and after the electromagnet 4 is electrified, a guiding effect is provided for the threaded pipe 21, and the dam 1 can conveniently move downwards.
The water conservancy flood prevention monitoring and early warning system of the embodiment of the application has the following implementation principle:
after the liquid level in the water level tank 5 rises, the floating plate 15 rises and pushes the pressing sheet 56 to move, so that the first moving sheet 63 is electrically contacted with the second moving sheet 7, and the motor 12 is in a conducting state.
The motor 12 is conducted to drive the reciprocating screw rod 14 to rotate, and the reciprocating screw rod 14 drives the flood prevention plate 2 to ascend through the matching of the threaded pipe 21. After the flood control plate 2 rises to the contact between the abutting piece 33 and the inner wall of the top of the mounting groove 13, the abutting piece 33 in the flood control plate 2 contacts with the inward convex part in the bottom of the mounting groove 13, so that the abutting piece 33 contracts towards the inside of the third sliding groove 32, and the abutting piece 33 drives the limiting piece 24 to be separated from the threaded pipe 21 through the transmission piece 22. After the threaded pipe 21 loses the limiting effect, the flood prevention plate 2 stops rising.
When the liquid level in the water level tank 5 is lowered, the floating plate 15 is firstly contacted with the sliding sheet 75 in the lowering process, and pushes the second moving sheet 7 to be electrically contacted with the second fixed sheet 77, so that the electromagnet 4 is in a conducting state; the electromagnet 4 generates an adsorption effect on the magnetic attraction piece 42, so that the threaded pipe 21 is restored to a limited state. The flood prevention plate 2 moves downwards under the action of the reciprocating screw rod 14. The floating plate 15 continuously moves downwards to contact with the sliding block 6 and push the baffle to move downwards, so that the limit of the pressing sheet 56 is released, and after the pressing sheet 56 is reset, the motor 12 is switched off and the reciprocating screw 14 stops rotating.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. Water conservancy flood prevention monitoring and early warning system includes along vertical flood prevention board (2) that slide and set up on dykes and dams (1), its characterized in that: the water level control device also comprises a water level tank (5) arranged on the dam (1); the top surface of the dam (1) is provided with a mounting groove (13), and the flood control plate (2) is connected with the dam (1) in a sliding manner through the mounting groove (13); a motor (12) is fixed in the mounting groove (13); an output shaft of the motor (12) is fixedly connected with a reciprocating screw rod (14); the flood prevention plate (2) is in threaded transmission fit with the reciprocating screw rod (14); the dam (1) is provided with a floating plate (15) through the water level groove (5) in a sliding manner along the vertical direction; a first connecting groove (53) is formed in the side wall of the water level groove (5); the dam (1) is connected with a pressing sheet (56) in a sliding manner through the first connecting groove (53); a first moving piece (63) is fixed on one side, away from the floating plate (15), of the pressing piece (56), and a first fixed piece (61) which can be in electric contact with the first moving piece (63) is fixed on the side wall, away from the floating plate (15), of the first connecting groove (53); the first moving plate (63) is electrically connected with the motor (12), and the first fixed plate (61) is electrically connected with a power supply.
2. The water conservancy flood prevention monitoring and early warning system according to claim 1, characterized in that: the water level tank (5) bottom wall is fixed with guiding axle (52), kickboard (15) pass through guiding axle (52) along vertical slip set up in water level tank (5).
3. The water conservancy flood prevention monitoring and early warning system according to claim 1, characterized in that: and a fourth spring (62) for driving the first moving plate (63) to return to one side close to the floating plate (15) is fixed at the top of the first moving plate (63).
4. The water conservancy flood prevention monitoring and early warning system according to claim 1, characterized in that: a rotating groove (3) is formed in the flood prevention plate (2), the flood prevention plate (2) is rotatably connected with a threaded pipe (21) through the rotating groove (3), and the threaded pipe (21) is in threaded connection with a reciprocating screw rod (14); a first sliding groove (23) is formed in the peripheral side wall of the rotating groove (3), and the flood prevention plate (2) is connected with a limiting piece (24) in a sliding mode along the width direction of the flood prevention plate through the first sliding groove (23); the outer peripheral surface of the threaded pipe (21) is provided with a first slot (25) which can be spliced with the limiting sheet (24); one side, far away from the threaded pipe (21), of the limiting piece (24) is fixedly provided with a first spring (26), and one end, far away from the limiting piece (24), of the first spring (26) is fixedly connected with the flood control plate (2) through the first sliding groove (23).
5. The water conservancy flood prevention monitoring and early warning system according to claim 4, characterized in that: the flood prevention plate (2) is connected with a transmission piece (22) in a sliding manner along the vertical direction; a second slot (28) which can be spliced with the transmission piece (22) is formed in the top surface of the limiting piece (24), and a first inclined surface (31) is formed in each of the side wall of the bottom end of the transmission piece (22) far away from the threaded pipe (21) and the side wall of the second slot (28) far away from the threaded pipe (21); the flood prevention plate (2) is connected with a butting sheet (33) in a sliding manner along the width direction of the flood prevention plate; the opposite inner sides of the abutting sheet (33) and the transmission sheet (22) are respectively provided with a second inclined surface (34); and a second spring (35) arranged along the width direction of the flood prevention plate (2) is fixed on each of two sides of the abutting piece (33).
6. The water conservancy flood prevention monitoring and early warning system according to claim 4, characterized in that: a sliding groove four (51) is formed in the side wall of the rotating groove (3), and the flood prevention plate (2) is connected with an electromagnet (4) in a sliding mode along the width direction of the flood prevention plate through the sliding groove four (51); a third spring (41) is fixed on one side, away from the threaded pipe (21), of the electromagnet (4), and one end, away from the electromagnet (4), of the third spring (41) is fixedly connected with the flood prevention plate (2) through a fourth sliding groove (51); and a magnetic attraction sheet (42) which can be attracted with the electromagnet (4) is fixed on the outer peripheral surface of the threaded pipe (21).
7. The water conservancy flood prevention monitoring and early warning system according to claim 2, characterized in that: a connecting groove fourth (64) is formed in the bottom surface of the connecting groove first (53), and the dam (1) is connected with a blocking piece (65) through the connecting groove fourth (64) in a sliding mode along the vertical direction; the bottom surface of the pressing sheet (56) is provided with a third slot (66) which can be inserted with the blocking sheet (65); a spring five (67) is fixed at the bottom end of the blocking piece (65), and the bottom end of the spring five (67) is fixedly connected with the dam (1) through the connecting groove four (64).
8. The water conservancy flood prevention monitoring and early warning system according to claim 7, characterized in that: a sliding block (6) is arranged in the dam in a sliding manner; one side of the blocking piece (65) close to the guide shaft (52) is provided with a slot IV (71) which can be inserted into the sliding block (6); the bottom surface of the sliding block (6) and the bottom wall of the slot IV (71) are respectively provided with a chamfer II (72) which can be mutually abutted; a first chamfer (57) is formed at the bottom of the floating plate (15); a third chamfer (73) capable of abutting against the first chamfer (57) is formed on the top surface of the sliding block (6); and a spring six (74) for pushing the sliding block (6) to return to the side close to the guide shaft (52) is fixed at the bottom of the sliding block (6).
9. The water conservancy flood prevention monitoring and early warning system according to claim 2, characterized in that: a sliding sheet (75) is arranged in the dam (1) in a sliding manner, a second moving sheet (7) is fixed on one side, away from the guide shaft (52), of the sliding sheet (75), and a second fixed sheet (77) capable of being in electric contact with the second moving sheet (7) is fixed in the dam (1); the second moving plate (7) is electrically connected with the electromagnet (4), and the second fixed plate (77) is electrically connected with a power supply.
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| CN202210392229.9A CN114837124B (en) | 2022-04-15 | 2022-04-15 | Water conservancy flood prevention monitoring and early warning system |
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| CN202210392229.9A CN114837124B (en) | 2022-04-15 | 2022-04-15 | Water conservancy flood prevention monitoring and early warning system |
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| CN114837124B CN114837124B (en) | 2024-02-09 |
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| CN114837124B (en) | 2024-02-09 |
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