CN209923863U

CN209923863U - Dam flood discharge gate opening and closing control physical model

Info

Publication number: CN209923863U
Application number: CN201920199510.4U
Authority: CN
Inventors: 黄立芹; 张海光; 苏燕; 陈金辉; 陈橙; 张庆云; 赵和木; 严成杰; 陈洪峰
Original assignee: Huadian Fuzhou And New Energy Ltd By Share Ltd Huaan Hydroelectric Power Plant; Fuzhou University
Current assignee: Huadian Fuzhou And New Energy Ltd By Share Ltd Huaan Hydroelectric Power Plant; Fuzhou University
Priority date: 2019-02-15
Filing date: 2019-02-15
Publication date: 2020-01-10
Anticipated expiration: 2029-02-15

Abstract

The utility model discloses a dam flood discharge gate opening and closing control physical model, which comprises a dam main body, a gate frame, a beam, a gate, a hanging seat, a screw rod, a support, a machine head, a connecting rod, a lower limit switch, a lower limit plate, an upper limit switch, a water level measuring needle, an ultrasonic flowmeter, a single chip microcomputer, a pin shaft, a through hole and a pressure measuring hole, wherein the gate frame is evenly arranged at one end of the dam main body, the beam is arranged at the upper end of the gate frame opposite to the upper end of the dam main body, the gate is arranged in the gate frame, the hanging seat is welded at the middle part of the upper end of the gate, the screw rod is arranged at the upper end of the hanging seat, and the upper end of the screw rod extends to the upper end of the beam in a penetrating way, therefore, modification and optimization are carried out, and a solution is provided for problems in the actual flood discharge process.

Description

Dam flood discharge gate opening and closing control physical model

Technical Field

The utility model relates to a water conservancy simulation experiment technical field specifically is a dam flood discharge gate plays and closes control physical model.

Background

With the development of hydraulic engineering, simulation tests are usually carried out on dam flood discharge, the influence on the downstream impact of a dam during the upstream flood discharge of the dam is prevented, and the obvious influence on the flow state and the sediment movement law of the upstream reservoir area and the downstream water flow of the dam can be generated by the opening and closing combination of different gates of the dam, so that the dam flood discharge process needs to be really simulated by combining upstream and downstream fields of the dam, and a dam flood discharge gate opening and closing control physical model is necessary to be designed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dam flood discharge gate plays and closes control physical model to solve the problem that proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a dam flood discharge gate plays and closes control physical model, includes dam main part, gate frame, crossbeam, gate, hangs seat, screw rod, support, aircraft nose, connecting rod, limit switch, lower limit board, last limit switch, water level measuring needle, ultrasonic flowmeter, singlechip, round pin axle, through-hole, pressure measurement hole down, dam main part one end evenly is provided with the gate frame, and the gate frame upside is provided with the crossbeam for dam main part upper end, the inside gate that is provided with of gate frame, the welding of gate upper end middle part has the seat of hanging, hang the seat upper end and be provided with the screw rod, and run through the screw rod upper end and extend to the crossbeam upper end, the crossbeam upper end is provided with the support, the support upper end is provided with the aircraft nose, and the screw rod passes support and aircraft nose threaded connection, the aircraft nose includes casing, axle bed seat, first bevel gear, second bevel gear, transmission, The electric wrench comprises a motor, a second transmission wheel and a transmission belt, wherein a shaft seat is arranged in the center of the interior of a shell, a first bevel gear is arranged at the upper end of the shaft seat, a screw penetrates through the first bevel gear, one end of the first bevel gear is connected with a second bevel gear in a meshed mode, one end of the second bevel gear is provided with a transmission shaft, a first transmission wheel is arranged at the end, away from the second bevel gear, of the transmission shaft, a motor is arranged at one side end of a support, one end of the motor is provided with a second transmission wheel, the second transmission wheel is connected with the first transmission wheel through the transmission belt, a connecting rod is arranged on the inner wall of the support, a lower limit switch is arranged at the lower end of the connecting rod, a lower limit plate is sleeved on the lower side of the, dam main part upper reaches one end is provided with the water level gauge needle, dam main part low reaches one end is provided with ultrasonic flowmeter, the crossbeam upper end is provided with the singlechip for support one side, and motor, lower limit switch, upper limit switch, water level gauge needle and ultrasonic flowmeter all with singlechip electric connection.

Furthermore, the hanging seat and one side of the lower part of the screw rod are provided with fixing holes, and the screw rod and the hanging seat penetrate through the fixing holes through a pin shaft to be connected.

Furthermore, the upper end of the cross beam is provided with a through hole relative to the penetrating position of the screw rod.

Furthermore, a thin-wall water measuring weir is arranged at the downstream of the dam body, and the ultrasonic flowmeter is positioned at the upper end of the thin-wall water measuring weir.

Furthermore, the lower end of the support and the upper end of the cross beam are fixed through concrete pouring.

Furthermore, a pressure measuring hole is formed in the lower portion of the dam body.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

1. the utility model discloses through the open and close of control dam flood discharge gate, the water source velocity of flow when the water source floods, flow size and to the river course scouring change situation of floodgate dam low reaches are effectively shown, the rivers flow regime of being convenient for observe simultaneously to modify and optimize, provide the solution for the problem in the actual flood discharge process;

2. the second driving wheel is driven to rotate through the rotation of the motor to drive the first driving wheel to rotate under the transmission of the driving belt, and then the second bevel gear is meshed with the first bevel gear for transmission, the first bevel gear drives the screw rod to move up and down to drive the gate to be opened and closed, thereby controlling the flood discharge of a water source, and meanwhile, through the cooperation between the lower limiting plate and the lower limiting switch as well as the upper limiting plate and the upper limiting switch, the gate is automatically controlled to be opened and closed along with the change of the water level, so that the motor drives the screw rod to move up and down to be kept in a certain stroke, and the.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of a first bevel gear according to the present invention;

fig. 3 is a schematic structural view of a lower limiting plate of the present invention;

in the figure: 1. a dam body; 2. a gate frame; 3. a cross beam; 4. a gate; 5. a hanging seat; 6. a screw; 7. a support; 8. a machine head; 9. a housing; 10. a shaft seat; 11. a first bevel gear; 12. a second bevel gear; 13. a drive shaft; 14. a first drive pulley; 15. a motor; 16. a second transmission wheel; 17. a transmission belt; 18. a connecting rod; 19. a lower limit switch; 20. a lower limiting plate; 21. an upper limiting plate; 22. an upper limit switch; 23. a water level measuring probe; 24. an ultrasonic flow meter; 25. a single chip microcomputer; 26. a pin shaft; 27. a through hole; 28. and (6) a pressure measuring hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a dam flood discharge gate opening and closing control physical model comprises a dam main body 1, a gate frame 2, a cross beam 3, a gate 4, a hanging seat 5, a screw rod 6, a support 7, a machine head 8, a connecting rod 18, a lower limit switch 19, a lower limit plate 20, an upper limit plate 21, an upper limit switch 22, a water level measuring needle 23, an ultrasonic flowmeter 24, a single chip microcomputer 25, a pin shaft 26, a through hole 27 and a pressure measuring hole 28, wherein the pressure measuring hole 28 is formed in the lower portion of the dam main body 1 and is convenient to detect water source pressure, a thin-wall measuring weir is arranged on the downstream of the dam main body 1, the ultrasonic flowmeter 24 is located at the upper end of the thin-wall measuring weir and is convenient to measure the water source flow, the gate frame 2 is uniformly arranged at one end of the dam main body 1, the cross beam 3 is arranged on the upper side of the gate frame 2 opposite to the upper end of the dam main body 1, the gate 4 is arranged inside the gate, the hanging seat 5 and one side of the lower part of the screw 6 are both provided with fixing holes, the screw 6 and the hanging seat 5 are connected by a pin shaft 26 penetrating through the fixing holes, so that the screw 6 and the hanging seat 5 are connected and fixed conveniently, the upper end of the screw 6 penetrates and extends to the upper end of the cross beam 3, the upper end of the cross beam 3 is provided with a through hole 27 corresponding to the penetrating part of the screw 6, so that the screw 6 can move up and down conveniently, the upper end of the cross beam 3 is provided with a support 7, the lower end of the support 7 and the upper end of the cross beam 3 are fixed by concrete pouring, so that the support 7 is fixed conveniently, the upper end of the support 7 is provided with a machine head 8, the screw 6 penetrates through the support 7 and is in threaded connection with the machine head 8, the machine head 8 comprises a shell 9, a shaft seat 10, a first bevel gear 11, a second bevel gear 12, the screw 6 penetrates through the first bevel gear 11, one end of the first bevel gear 11 is connected with a second bevel gear 12 in a meshing manner, one end of the second bevel gear 12 is provided with a transmission shaft 13, one end of the transmission shaft 13, which is far away from the second bevel gear 12, is provided with a first transmission wheel 14, one side end of the bracket 7 is provided with a motor 15, one end of the motor 15 is provided with a second transmission wheel 16, the second transmission wheel 16 is connected with the first transmission wheel 14 through a transmission belt 17, the inner wall of the bracket 7 is provided with a connecting rod 18, the lower end of the connecting rod 18 is provided with a lower limit switch 19, the lower side of the lower limit switch 19 is sleeved with a lower limit plate 20 relative to the upper part of the screw 6, the upper side of the machine head 8 is arranged above the lower limit plate 20, the lower side of the upper limit plate 21 relative, the upper end of the beam 3 is provided with a singlechip 25 opposite to one side of the bracket 7, the motor 15, the lower limit switch 19, the upper limit switch 22, the water level measuring needle 23 and the ultrasonic flowmeter 24 are all electrically connected with the singlechip 25, when in work, water source is accumulated from the upstream of the dam body 1, a water level signal is transmitted to the singlechip 25 through the water level measuring needle 23, the singlechip 25 processes the signal, the motor 15 is controlled to drive the machine head 8 to work according to the water level signal, the motor 15 rotates to drive the second driving wheel 16 to drive the first driving wheel 14 to rotate under the transmission of the transmission belt 17, the second bevel gear 12 is in meshing transmission with the first bevel gear 11, the first bevel gear 11 drives the screw 6 to move up and down to drive the gate 4 to open and close, so as to control water source flood discharge, meanwhile, the motor 15 drives the screw 6 to move up and down within a certain stroke through the cooperation between the lower limit plate 20 and the lower limit switch 19 and, play the guard action, open the back when gate 4, begin the flood discharge, detect the flow size through ultrasonic flowmeter 24, simultaneously, the utility model discloses at model externally mounted total powerstation and camera, the total powerstation is measured the topography and is analyzed, and the camera is used for the record to erode the topography to true simulation gate dam flood discharge process records monitoring data.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a dam flood discharge gate plays and closes control physical model, includes dam main part (1), gate frame (2), crossbeam (3), gate (4), hanger bracket (5), screw rod (6), support (7), aircraft nose (8), connecting rod (18), limit switch (19) down, limit plate (20) down, go up limit plate (21), go up limit switch (22), water level measuring needle (23), ultrasonic flowmeter (24), singlechip (25), round pin axle (26), through-hole (27) and pressure cell (28), its characterized in that: the dam is characterized in that a gate frame (2) is uniformly arranged at one end of a dam body (1), a cross beam (3) is arranged on the upper side of the gate frame (2) relative to the upper end of the dam body (1), a gate (4) is arranged inside the gate frame (2), a hanging seat (5) is welded in the middle of the upper end of the gate (4), a screw rod (6) is arranged at the upper end of the hanging seat (5), the upper end of the screw rod (6) penetrates through the upper end of the cross beam (3) and extends to the upper end of the cross beam (3), a support (7) is arranged at the upper end of the cross beam (3), a machine head (8) is arranged at the upper end of the support (7), the screw rod (6) penetrates through the support (7) and is in threaded connection with the machine head (8), and the machine head (8) comprises a shell (9), a shaft seat (10), a first bevel gear, a shaft seat (10) is arranged in the center of the interior of the shell (9), a first bevel gear (11) is arranged at the upper end of the shaft seat (10), a screw (6) penetrates through the first bevel gear (11), a second bevel gear (12) is meshed and connected with one end of the first bevel gear (11), a transmission shaft (13) is arranged at one end of the second bevel gear (12), a first transmission wheel (14) is arranged at one end, away from the second bevel gear (12), of the transmission shaft (13), a motor (15) is arranged at one side end of the support (7), a second transmission wheel (16) is arranged at one end of the motor (15), the second transmission wheel (16) is connected with the first transmission wheel (14) through a transmission belt (17), a connecting rod (18) is arranged on the inner wall of the support (7), a lower limit switch (19) is installed at the lower end of the connecting rod (18), and a lower limit plate, lower limiting plate (20) top is provided with limiting plate (21) on for aircraft nose (8) upside, limiting switch (22) on is installed on limiting plate (21) downside for aircraft nose (8) upper end one side on the contrary, dam main body (1) upper reaches one end is provided with water level measuring needle (23), dam main body (1) low reaches one end is provided with ultrasonic flowmeter (24), crossbeam (3) upper end is provided with singlechip (25) for support (7) one side, and motor (15), lower limiting switch (19), last limiting switch (22), water level measuring needle (23) and ultrasonic flowmeter (24) all with singlechip (25) electric connection.

2. The dam floodgate opening and closing control physical model according to claim 1, wherein: the fixing holes are formed in one sides of the lower portions of the hanging seat (5) and the screw rod (6), and the screw rod (6) and the hanging seat (5) penetrate through the fixing holes through the pin shaft (26) to be connected.

3. The dam floodgate opening and closing control physical model according to claim 1, wherein: the upper end of the cross beam (3) is provided with a through hole (27) relative to the penetrating position of the screw rod (6).

4. The dam floodgate opening and closing control physical model according to claim 1, wherein: the dam is characterized in that a thin-wall water measuring weir is arranged at the downstream of the dam body (1), and the ultrasonic flowmeter (24) is located at the upper end of the thin-wall water measuring weir.

5. The dam floodgate opening and closing control physical model according to claim 1, wherein: the lower end of the support (7) is fixed with the upper end of the cross beam (3) through concrete pouring.

6. The dam floodgate opening and closing control physical model according to claim 1, wherein: and a pressure measuring hole (28) is formed in the lower part of the dam body (1).