CN114837124B - 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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- CN114837124B CN114837124B CN202210392229.9A CN202210392229A CN114837124B CN 114837124 B CN114837124 B CN 114837124B CN 202210392229 A CN202210392229 A CN 202210392229A CN 114837124 B CN114837124 B CN 114837124B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 46
- 230000002265 prevention Effects 0.000 title claims abstract description 30
- 238000012544 monitoring process Methods 0.000 title claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims abstract description 25
- 230000000670 limiting effect Effects 0.000 claims description 30
- 230000002093 peripheral effect Effects 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 8
- 239000007788 liquid Substances 0.000 description 12
- 238000000926 separation method Methods 0.000 description 9
- 230000000630 rising effect Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
Classifications
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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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Barrages (AREA)
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 vertical sliding manner and a water level groove 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; the motor output shaft is fixedly connected with a reciprocating screw rod; the flood prevention plate is in threaded transmission fit with the reciprocating screw rod; the dam is provided with a floating plate in a vertical sliding manner through the water level groove; the side wall of the water level tank is provided with a first connecting tank; the dam is connected with a pressing sheet in a sliding way through the first connecting groove; a first moving plate is fixed on one side of the pressing piece far away from the floating plate, and a first fixed plate which can be in electric contact with the first moving plate is fixed on the side wall of the first connecting groove far away from one side of the floating plate; the first moving plate is electrically connected with the motor, and the first fixed plate is electrically connected with a power supply. The flood control plate has the effect that the flood control plate can be opened in time when the water level rises.
Description
Technical Field
The application relates to the field of water conservancy flood control monitoring, in particular to a water conservancy flood control monitoring and early warning system.
Background
Currently, gates are control facilities for water drainage channels, which can be used to intercept water flow, control water level, regulate flow, discharge sediment and floats.
The related art can refer to the China patent application with the application number of CN111576356A, and discloses a hydraulic engineering flood prevention gate which comprises piers, wherein bases are arranged between the piers, filter gates are arranged at the tops of the bases, buffer gates are arranged on the sides of the filter gates, first flood prevention gates are arranged on one sides of the buffer gates, second flood prevention gates are arranged on one sides of the first flood prevention gates, connecting ropes are fixedly arranged at the tops of the buffer gates, the first flood prevention gates and the second flood prevention gates, infrared range finders are arranged on the sides of the connecting ropes, and platforms are arranged at the tops of the piers.
With respect to the related art in the above, the inventors consider that there are the following drawbacks: the flood control gate generally needs to be opened manually, and when the water level rises too fast, the condition that the flood control gate is not opened in time due to untimely reaction of staff possibly exists, so that the flood control efficiency is influenced.
Disclosure of Invention
In order to improve the problem that flood control board can't in time open when the water level rises, this application provides water conservancy flood control monitoring early warning system.
The water conservancy flood prevention monitoring and early warning system provided by the application 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 vertical sliding manner and a water level groove 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; the motor output shaft is fixedly connected with a reciprocating screw rod; the flood prevention plate is in threaded transmission fit with the reciprocating screw rod; the dam is provided with a floating plate in a vertical sliding manner through the water level groove; the side wall of the water level tank is provided with a first connecting tank; the dam is connected with a pressing sheet in a sliding way through the first connecting groove; a first moving plate is fixed on one side of the pressing piece far away from the floating plate, and a first fixed plate which can be in electric contact with the first moving plate is fixed on the side wall of the first connecting groove far away from one side of the floating plate; the first moving plate is electrically connected with the motor, and the first fixed plate is electrically connected with a power supply.
Through adopting above-mentioned technical scheme, the kickboard is used for detecting the liquid level and rises, and after the liquid level drove the kickboard and risen, kickboard and butt piece to promote moving sheet one and the electric contact of stator one, 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 is conveniently adjusted according to the liquid level, the working state of the motor is controlled, and the height of the flood control plate is further adjusted.
Optionally, the water level tank diapire is fixed with the guiding axle, the kickboard passes through the guiding axle is along vertical slip set up in the water level tank.
By adopting the technical scheme, the guide shaft provides a guide effect for the floating plate, so that the possibility of deviating from the track in the vertical moving process of the floating plate is reduced.
Optionally, a spring four for driving the moving plate to return to one side close to the floating plate is fixed at the top of the moving plate.
Through adopting above-mentioned technical scheme, after floating plate and support the preforming separation, spring IV is used for driving support the preforming to reset to being close to one side of floating plate to make moving plate one and stator one separate.
Optionally, a rotating groove is formed in the flood control plate, a threaded pipe is rotationally connected to the flood control plate through the rotating groove, and the threaded pipe is in threaded connection with the reciprocating screw rod; a first chute is formed in the peripheral side wall of the rotary chute, 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 chute; the outer peripheral surface of the threaded pipe is provided with a first slot which can be spliced with the limiting piece; 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 control plate through the first sliding groove.
Through adopting above-mentioned technical scheme, screwed pipe and reciprocal lead screw transmission cooperation can drive the flood control board and rise, and spacing piece provides spacing effect for the screwed pipe, and the flood control board loses screw thread cooperation relation with the lead screw after spacing piece and the separation of screwed pipe of being convenient for to make the flood control board stop rising.
Optionally, the flood control plate is connected with a transmission plate 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 one side of the threaded pipe, and the side wall of the second slot, which is far away from one side of the threaded pipe, is respectively provided with a first inclined plane; the flood control plate is connected with a supporting sheet in a sliding manner along the width direction of the flood control plate; the opposite inner sides of the supporting piece and the transmission piece are respectively provided with a second inclined plane; and springs II arranged along the width direction of the flood control plate are respectively fixed on two sides of the abutting piece.
Through adopting above-mentioned technical scheme, the flood control board removes and need stop removing by oneself after to the mounting groove top, through setting up the butt piece, after the inside bellied inner wall in mounting groove top contacts, can promote the butt piece and remove, the butt piece promotes spacing piece and screwed pipe separation with the help of the drive piece, reaches the purpose that makes the flood control board stop rising.
Optionally, a chute IV is formed on the side wall of the rotary chute, and the flood control plate is connected with an electromagnet in a sliding manner along the width direction of the flood control plate through the chute IV; a spring III is fixed on one side, far away from the threaded pipe, of the electromagnet, and one end, far away from the electromagnet, of the spring III is fixedly connected with the flood control plate through a chute IV; and a magnetic attraction piece capable of being attracted by the electromagnet is fixed on the peripheral surface of the threaded pipe.
Through adopting above-mentioned technical scheme, after spacing piece and screwed pipe separation, the screwed pipe rotates along with reciprocating screw, when flood control board needs to continue the removal, the screwed pipe must resume by spacing state again. The electromagnet is used for adsorbing the magnetic attraction piece on the threaded pipe. And the threaded pipe is limited and then is restored to be in threaded transmission fit with the reciprocating screw rod, so that the flood prevention plate can be conveniently driven 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 baffle plate in a sliding manner along the vertical direction through the fourth connecting groove; a third slot which can be spliced with the baffle plate is formed in the bottom surface of the abutting plate; the baffle bottom end is fixed with a spring five, and the bottom end of the spring five is fixedly connected with the dykes and dams through a connecting groove four.
By adopting the technical scheme, the baffle plate is used for providing a limiting effect for the pressing plate and preventing the first fixed plate from being separated from the first movable plate, so that the motor is kept in a working state.
Optionally, a sliding block is slidably arranged in the dam; a slot IV which can be spliced with the sliding block is formed in one side, close to the guide shaft, of the baffle plate; the bottom surface of the sliding block and the four bottom walls of the slot are respectively provided with a chamfer II which can be mutually abutted; the bottom of the floating plate is provided with a chamfer I; the top surface of the sliding block is provided with a chamfer III which can be abutted with the chamfer I; and a spring six used 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 downwards, and the kicking plate is along with the liquid level decline with the slider contact after, the slider receives the kicking effect of kicking plate and separation blade contact to promote separation blade and kicking plate separation. After the floating plate is separated from the pressing piece, the pressing piece which loses the limiting function moves to separate the first fixed piece from the first movable piece, 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, away from the guide shaft, of the sliding piece, and a second fixed piece which can be in electrical contact with the second moving piece is fixed in the dam; the second moving plate is connected with the electromagnetic iron, and the second fixed plate is electrically connected with a power supply.
Through adopting above-mentioned technical scheme, can be the electro-magnet circular telegram after moving sheet two and stator two contact, after the kickboard moves down along with the liquid level, the screwed pipe still is in non-spacing state, and the kickboard moves down and can promote moving sheet two and stator two electrical contact to make the screwed pipe spacing by the electro-magnet, the flood control board of being convenient for moves down.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the floating plate is used for detecting the rising of the liquid level, and when the liquid level drives the floating plate to rise, the floating plate is abutted with the abutting piece and pushes the first moving piece to be in electrical contact with the first fixed piece, so that the motor is electrified. 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 is 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 so as to drive the flood prevention plate to ascend, the limiting piece provides a limiting effect for the threaded pipe, and after the limiting piece is separated from the threaded pipe, the flood prevention plate and the screw rod lose a threaded fit relationship, so that the flood prevention plate stops ascending;
3. the flood control plate needs to stop moving by oneself after moving to the mounting groove top, through setting up the butt piece, after the inside bellied inner wall in butt piece and mounting groove top contacts, can promote the butt piece and remove, the butt piece promotes spacing piece and screwed pipe separation with the help of the drive piece, reaches the purpose that makes the flood control plate stop rising.
Drawings
Fig. 1 is a schematic structural diagram of flood prevention monitoring and early warning according to an embodiment of the present application.
Fig. 2 is a cross-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 view of a floating plate according to an embodiment of the present application.
Reference numerals: 1. a dike; 11. a water inlet hole; 12. a motor; 13. a mounting groove; 14. a reciprocating screw; 15. a floating plate; 2. flood control plates; 21. a threaded tube; 22. a transmission plate; 23. a first chute; 24. a limiting piece; 25. a first slot; 26. a first spring; 27. a second chute; 28. a second slot; 3. a rotating groove; 31. an inclined plane I; 32. a chute III; 33. a contact piece; 34. a second inclined plane; 35. a second spring; 4. an electromagnet; 41. a third spring; 42. a magnetic attraction piece; 5. a water level tank; 51. a chute IV; 52. a guide shaft; 53. a first connecting groove; 54. a second connecting groove; 55. a third connecting groove; 56. pressing the sheet; 57. chamfering I; 6. a slide block; 61. a stator I; 62. a spring IV; 63. a first moving plate; 64. a connecting groove IV; 65. a baffle; 66. a slot III; 67. a spring V; 7. a second moving plate; 71. a slot IV; 72. chamfering II; 73. chamfering III; 74. a spring six; 75. a slide sheet; 76. a spring seven; 77. and a second stator.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-5.
The embodiment of the application discloses a water conservancy flood prevention monitoring and early warning system. Referring to fig. 1, 2 and 3, the water conservancy flood control monitoring and early warning system comprises a water level tank 5 arranged on a dam 1 and a flood control plate 2 arranged on the dam 1 in a vertical sliding manner. 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 way through the mounting groove 13. The motor 12 is embedded and fixed in the bottom wall of the mounting groove 13. The output shaft of the motor 12 is coaxially and fixedly connected with a reciprocating screw rod 14. A rotating groove 3 is formed in the flood control plate 2, the flood control plate 2 is connected with a threaded pipe 21 through the rotating groove 3 in a rotating mode, and the threaded pipe 21 is in threaded connection with the reciprocating screw 14. The chute I23 is arranged on the peripheral side wall of the rotary groove 3, and the flood control plate 2 is connected with a limiting piece 24 in a sliding manner along the width direction of the flood control plate through the chute I23. The periphery of the threaded tube 21 is provided with a first slot 25 which can be inserted with the limiting piece 24. One side of the limiting piece 24, which is far away from the threaded pipe 21, is fixedly provided 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 control plate 2 through a first chute 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 threaded transmission fit with the screw rod when the screw rod rotates, so that the flood control plate 2 is driven to ascend or descend. The first spring 26 is used for providing elastic force for the limiting piece 24 to the side close to the threaded tube 21, so that the limiting piece 24 and the threaded tube 21 can be kept in an inserted state.
Referring to fig. 3, a second chute 27 is formed on the top wall of the first chute 23, and the flood control plate 2 is connected with a transmission piece 22 in a sliding manner along the vertical direction through the second chute 27. The top surface of the limiting piece 24 is provided with a second slot 28 which can be inserted with the transmission piece 22, and the side wall of the bottom end of the transmission piece 22, which is far away from the threaded pipe 21, and the side wall of the second slot 28, which is far away from the threaded pipe 21, are respectively provided with a first inclined surface 31. A third chute 32 is formed in the side wall of the flood control plate 2, and the flood control plate 2 is connected with a supporting piece 33 in a sliding manner along the width direction of the flood control plate through the third chute 32. The opposite inner sides of the abutting piece 33 and the transmission piece 22 are respectively provided with a second inclined plane 34. Two springs 35 provided along the width direction of the flood control plate 2 are fixed to both sides of the contact piece 33.
After the flood control plate 2 moves to the top of the installation groove 13, the lifting needs to be stopped. The side wall at the top of the mounting groove 13 is inwards concave, when the abutting piece 33 positioned at the side wall of the flood control plate 2 is contacted with the concave part, the abutting piece 33 is inwards contracted, contacts with the transmission piece 22 in the contraction process, pushes the transmission piece 22 to move downwards, and the transmission piece 22 pushes the limiting piece 24 to be separated from the threaded pipe 21, so that the threaded pipe 21 loses the limiting effect and rotates along with the reciprocating screw rod 14, and the flood control plate 2 stops rising.
Referring to fig. 3, a chute four 51 is formed in the side wall of the rotary groove 3, and the flood control plate 2 is slidingly connected with an electromagnet 4 along the width direction of the flood control plate through the chute four 51; and a third spring 41 is fixed on one side, far away from the threaded pipe 21, of the electromagnet 4, and one end, far away from the electromagnet 4, of the third spring 41 is fixedly connected with the flood control plate 2 through a fourth chute 51. The magnetic attraction piece 42 which can be attracted with the electromagnet 4 is fixed on the outer peripheral surface of the threaded pipe 21. When the flood control plate 2 needs to descend, the electromagnet 4 is started, the electromagnet 4 can produce an adsorption effect on the magnetic attraction piece 42, the threaded pipe 21 is limited again, and the threaded pipe 21 and the reciprocating screw 14 restore a threaded transmission matching relationship.
Referring to fig. 2 and 4, a water inlet 11 communicating with the water level tank 5 is formed on the side wall of the dam 1; the dam 1 is provided with a floating plate 15 by sliding in the vertical direction through the water level tank 5. The bottom wall of the water level tank 5 is fixed with a guide shaft 52, and the floating plate 15 is arranged in the water level tank 5 by the guide shaft 52 in a vertical sliding way; the guide shaft 52 provides a guide function for the vertical movement of the floating plate 15. The side wall of the water level groove 5 is provided with a first connecting groove 53, a second connecting groove 54 and a third connecting groove 55 from top to bottom in sequence. The dam 1 is slidably connected with a pressing sheet 56 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 pressing piece 56 is fixed with a first moving piece 63 on a side far away from the floating plate 15, and a first stator 61 which can be in electrical contact with the first moving piece 63 is fixed on a side wall of the connecting groove 53 on a side far away from the floating plate 15. A spring IV 62 for driving the first moving plate 63 to return to the side close to the floating plate 15 is fixed on the top of the first moving plate 63. The first moving plate 63 is electrically connected to the motor 12, and the first fixed plate 61 is electrically connected to a power source.
The top of one side of the floating plate 15, which is close to the pressing piece 56, is provided with a chamfer angle IV which can be abutted with the pressing piece 56. After the liquid level of the water level tank 5 rises, the floating plate 15 moves upwards and presses the pressing piece 56 through the chamfer angle IV to move, and after the first moving piece 63 on the pressing piece 56 is in electrical contact with the first fixed piece 61, the motor 12 is electrified and the motor 12 is electrified.
Referring to fig. 4, a fourth connecting groove 64 is formed in the bottom surface of the first connecting groove 53, and the dam 1 is connected with a baffle 65 in a sliding manner along the vertical direction through the fourth connecting groove 64; the bottom surface of the pressing piece 56 is provided with a third slot 66 which can be inserted with the baffle 65. The bottom end of the baffle 65 is fixedly provided 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 baffle 65 provides upward elastic force for the baffle 65, and when the abutting piece 56 moves into the first connecting groove 53, the baffle 65 is spliced with the abutting piece 56 under the action of the spring five 67 to provide a positioning effect for the abutting piece 56.
Referring to fig. 4, the third connecting groove 55 communicates with the fourth connecting groove 64. The dam 1 is slidably connected with a sliding block 6 through a connecting groove III 55. The baffle 65 is provided with a fourth slot 71 which can be inserted with the slide block 6 at one side close to the guide shaft 52. 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. The top surface of the sliding block 6 is provided with a chamfer III 73 which can be abutted with the chamfer I57 of the floating plate 15. A spring six 74 for pushing the slider 6 to return to the side close to the guide shaft 52 is fixed to the bottom of the slider 6.
When the water level drops, the floating plate 15 descends and pushes the sliding block 6 to move through the third chamfer 73, the sliding block 6 pushes the baffle plate 65 to move downwards through the second chamfer 72, so that the baffle plate 65 is separated from the pressing plate 56, the pressing plate 56 losing the limiting effect is reset, and the switch moving plate is disconnected with the switch moving plate and the motor 12 is powered off.
Referring to fig. 5, the dam 1 is slidably connected to a slide plate 75 through a second connecting groove 54, and a spring seven 76 for urging the slide plate 75 to return to the side close to the guide shaft 52 is fixed to the top of the slide plate 75. The second moving plate 7 is fixed to the side of the sliding plate 75 away from the guide shaft 52, and the second stator 77 that can be in electrical contact with the second moving plate 7 is fixed to the side wall of the second connecting groove 54 away from the guide shaft 52. 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.
The floating plate 15 firstly contacts with the sliding plate 75 after the liquid level descends, and the second moving plate 7 is electrically connected with the second fixed plate 77, so that the electromagnet 4 is electrified, and the electromagnet 4 provides a guiding function for the threaded pipe 21 after being electrified, so that the dam 1 can move downwards conveniently.
The implementation principle of the water conservancy flood prevention monitoring and early warning system in the embodiment of the application is as follows:
after the liquid level in the water level tank 5 rises, the floating plate 15 rises and pushes the pressing piece 56 to move, so that the first moving piece 63 is electrically contacted with the second moving piece 7, and the motor 12 is in a conducting state.
The motor 12 is conducted to drive the reciprocating screw 14 to rotate, and the reciprocating screw 14 drives the flood control plate 2 to ascend through the cooperation of the threaded pipe 21. After the flood control plate 2 rises to the point that the abutting piece 33 touches the inner wall at the top of the mounting groove 13, the abutting piece 33 in the flood control plate 2 contacts with the inward protruding part at the bottom of the mounting groove 13, so that the abutting piece 33 contracts inwards towards the sliding groove III 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 screw pipe 21 loses the limit function, the flood control plate 2 stops rising.
When the liquid level in the water level tank 5 drops, the floating plate 15 firstly contacts with the sliding plate 75 in the process of dropping, and pushes the second moving plate 7 to electrically contact with the second fixed plate 77, so that the electromagnet 4 is in a conducting state; the electromagnet 4 has an adsorption effect on the magnetic attraction piece 42, so that the threaded pipe 21 is restored to a limited state. The flood control plate 2 moves downwards under the action of the reciprocating screw 14. After the floating plate 15 moves down, the floating plate contacts with the sliding block 6 and pushes the baffle plate to move down, so that the limit of the pressing piece 56 is released, and after the pressing piece 56 is reset, the motor 12 is disconnected and the reciprocating screw 14 stops rotating.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (2)
1. Water conservancy flood control monitoring early warning system includes to slide along vertical flood control board (2) that set up on dykes and dams (1), its characterized in that: the water level tank (5) is arranged on the dam (1); the top surface of the dam (1) is provided with an installation groove (13), and the flood control plate (2) is in sliding connection with the dam (1) through the installation groove (13); a motor (12) is fixed in the mounting groove (13); the output shaft of the motor (12) is fixedly connected with a reciprocating screw (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 vertical sliding manner; the side wall of the water level groove (5) is provided with a first connecting groove (53); the dam (1) is connected with a pressing sheet (56) in a sliding way through the first connecting groove (53); a first moving plate (63) is fixed on one side, far away from the floating plate (15), of the pressing plate (56), and a first fixed plate (61) which can be in electrical contact with the first moving plate (63) is fixed on the side wall, far away from the floating plate (15), of the 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;
a guide shaft (52) is fixed on the bottom wall of the water level groove (5), and the floating plate (15) is arranged in the water level groove (5) in a vertical sliding manner through the guide shaft (52);
a spring IV (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);
a rotating groove (3) is formed in the flood prevention plate (2), the flood prevention plate (2) is rotationally 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); a first chute (23) is formed in the peripheral side wall of the rotary groove (3), and the flood control plate (2) is connected with a limiting piece (24) in a sliding manner along the width direction of the flood control plate through the first chute (23); the outer peripheral surface of the threaded pipe (21) is provided with a first slot (25) which can be spliced with the limiting piece (24); a first spring (26) is fixed on one side, away from the threaded pipe (21), of the limiting piece (24), and one end, away from the limiting piece (24), of the first spring (26) is fixedly connected with the flood control plate (2) through the first chute (23);
the flood prevention plate (2) is connected with a transmission piece (22) in a sliding manner along the vertical direction; the top surface of the limiting piece (24) is provided with a second slot (28) which can be spliced with the transmission piece (22), and the side wall of the bottom end of the transmission piece (22) away from one side of the threaded pipe (21) and the side wall of the second slot (28) away from one side of the threaded pipe (21) are respectively provided with a first inclined surface (31); the flood control plate (2) is connected with a supporting sheet (33) in a sliding manner along the width direction of the flood control plate; the opposite inner sides of the abutting piece (33) and the transmission piece (22) are respectively provided with an inclined plane II (34); two sides of the abutting piece (33) are respectively fixed with a second spring (35) arranged along the width direction of the flood control plate (2);
a sliding groove IV (51) is formed in the side wall of the rotating groove (3), and the flood control plate (2) is connected with an electromagnet (4) in a sliding manner along the width direction of the sliding groove IV (51); a spring III (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 spring III (41) is fixedly connected with the flood control plate (2) through a chute IV (51); a magnetic attraction piece (42) which can be attracted with the electromagnet (4) is fixed on the outer peripheral surface of the threaded pipe (21);
a fourth connecting groove (64) is formed in the bottom surface of the first connecting groove (53), and the dam (1) is connected with a baffle (65) in a sliding manner along the vertical direction through the fourth connecting groove (64); a slot III (66) which can be spliced with the baffle (65) is formed in the bottom surface of the abutting piece (56); a spring five (67) is fixed at the bottom end of the baffle (65), and the bottom end of the spring five (67) is fixedly connected with the dam (1) through a connecting groove four (64);
a sliding block (6) is arranged in the dam in a sliding way; a slot IV (71) which can be spliced with the sliding block (6) is formed in one side, close to the guide shaft (52), of the baffle (65); 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; the bottom of the floating plate (15) is provided with a chamfer (57); a chamfer III (73) which can be abutted with the chamfer I (57) is formed on the top surface of the sliding block (6); the bottom of the sliding block (6) is fixedly provided with a spring six (74) for pushing the sliding block (6) to return to one side close to the guide shaft (52).
2. The water conservancy flood control monitoring and early warning system according to claim 1, wherein: a sliding piece (75) is arranged in the dam (1) in a sliding manner, a second moving piece (7) is fixed on one side, away from the guide shaft (52), of the sliding piece (75), and a second stator (77) which can be in electrical contact with the second moving piece (7) is fixed in the dam (1); the second moving plate (7) is electrically connected with the electromagnet (4), and the second stator (77) is electrically connected with a power supply.
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