CN211898216U - Built-in automatic rising's gate equipment - Google Patents

Abstract

The utility model relates to the field of hydraulic equipment, in particular to a built-in automatic lifting gate device, which comprises a simulation dam body, a controller, a first supporting frame, a second supporting frame, a first lifting mechanism and a second lifting mechanism, wherein the simulation dam body is in a trapezoidal structure, the first lifting mechanism comprises a three-phase asynchronous motor, a rotating rod, a first flashboard, two groups of water level control components and two groups of lifting components, each group of lifting components comprises a first bevel gear, a second bevel gear, a threaded rod and a switching block, the rotating rod is fixedly connected with the two first bevel gears, the second lifting component comprises a hydraulic cylinder, a telescopic rod, a second flashboard and two guide posts, when the water level in the dam exceeds a water level sensor, the controller automatically opens a hydraulic oil pump and the three-phase asynchronous motor dredges by lifting the flashboard, when the water level is reduced, the closing of the flashboard is controlled by the controller, simple structure, convenient and fast has greatly improved defeated logical efficiency, and the practicality is strong.

Description

Built-in automatic rising's gate equipment

Technical Field

The utility model relates to a hydraulic equipment field, concretely relates to built-in automatic rising's gate equipment.

Background

The gate is a control facility for closing and opening a water discharge passage, an important component of a hydraulic building, which can intercept water flow, control water level, regulate flow, discharge silt and floats, etc., the construction of a hydraulic gate is closely tied with the development of irrigation, water supply and river shipping systems, in early hydraulic engineering, water is stored through a small dam and is transported to a nearby irrigation channel, and excess water is discharged through the top of the dam.

The gate is a little higher than normal water storage level, and the weir crest elevation is lower, adjustable reservoir water level and lower discharge capacity, and the gate needs to possess the light bearing capacity of dead weight big, shock-resistant, and performance and steady quality, and it is simple to make installation construction technology, has certain shock resistance, and present some water conservancy gate opens and close equipment investment is great, and the structure is complicated, and the water-resistant impact force is weak slightly, lacks simple and practical's the emergent safeguard measure of second, consequently needs to design a built-in automatic rising's gate equipment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a built-in automatic rising's gate equipment.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a built-in automatic lifting gate device, which comprises a simulation dam body, a controller, a first support frame, a second support frame, a first lifting mechanism and a second lifting mechanism, wherein the simulation dam body is in a trapezoidal structure, the controller is arranged on one side of the top of the first support frame, the first support frame and the second support frame are both arranged in the simulation dam body, the first lifting mechanism comprises a three-phase asynchronous motor, a rotating rod, a first flashboard, two groups of water level control components and two groups of lifting components, the two groups of lifting components are same in structure size, the two groups of lifting components are symmetrically arranged on the first support frame, each group of lifting components comprises a first bevel gear, a second bevel gear, a threaded rod and a switching block, the three-phase asynchronous motor is arranged at one end of the top of the first support frame, and an output shaft of the three-phase asynchronous motor is fixedly connected with, the rotating rod is fixedly connected with two first bevel gears, the second bevel gears are located at the bottoms of the first bevel gears and are meshed with the corresponding first bevel gears, the two threaded rods are located between the support frame and the first flashboards, the switching block is arranged at the bottoms of the threaded rods, the first flashboards are located at the bottoms of the support frame, the second lifting assembly comprises a hydraulic oil cylinder, a telescopic rod, a second flashboard and two guide columns, the hydraulic oil cylinder is arranged at the top of the second support frame in an inverted mode, the telescopic rod is located at the bottom of the hydraulic oil cylinder, an output shaft of the hydraulic oil cylinder is fixedly connected with one end of the telescopic rod through a coupler, the second flashboards are located in the second support frame, the two guide columns are symmetrically arranged on two sides of the second flashboards, and the two sides of the two guide columns are fixedly connected with the simulation dam.

Preferably, first support frame top is equipped with aircraft bonnet, buckler, seals door and two gear boxes, the aircraft bonnet is fixed to be set up in the top one end of first support frame, three asynchronous machine are fixed to be set up in the aircraft bonnet, two gear boxes are all fixed to be set up in first support frame top, two sets of bevel gear group are located respectively and correspond the gear box, the bull stick passes two gear boxes to the bull stick rotates with two gear boxes to be connected, the buckler sets up in first support frame top outside to buckler and first support frame fixed connection, seal the door and set up in one side of first support frame, seal door one side and be articulated with buckler one end to the fixed handle that is equipped with of opposite side of sealing the door.

Preferably, the one side of the back of the body of two gear boxes all is equipped with a spacing disc, two spacing discs and the equal fixed connection of bull stick, the one end of two threaded rods is passed first support frame and gear box and is corresponded second bevel gear fixed connection, and the bottom of two second bevel gears all is equipped with a fixed disk, and two fixed disks are located and correspond the gear box to two fixed disks and the equal fixed connection of corresponding threaded rod, two switching pieces pass through bolt and first flashboard one side fixed connection to all be equipped with the screw hole on two switching pieces, two threaded rods pass through the screw hole and correspond switching piece threaded connection, two threaded rod bottoms are all fixed and are equipped with a chassis.

Preferably, all be equipped with a spout on the both sides inner wall of first support frame, first flashboard passes through twice spout and first support frame sliding connection, simulation dam body bottom is equipped with the bar groove, and first flashboard passes through the bar groove and inlays with the simulation dam body and establish and be connected, two equal articulated second in gear box one side seal the door, two second seal the door outside all are equipped with the kerve, the top of first flashboard is equipped with the rectangular plate, the both sides of rectangular plate respectively are equipped with a slider, two sliders and the equal fixed connection of rectangular plate to two sliders are through the spout and the first support frame sliding connection that correspond.

Preferably, the two groups of water level control assemblies are symmetrically arranged on two sides of the first support frame, each group of water level control assembly comprises a closed box, a water level sensor and a hinged door, the closed box is fixedly connected with the first support frame, the water level sensors are arranged in the closed box, one side of the hinged door is hinged to the closed box, and a handle is fixedly arranged on the other side of the hinged door.

Preferably, second flashboard top symmetry is equipped with two slide holes, two guide posts are through corresponding slide hole and second flashboard sliding connection, the bottom and the first flashboard fixed connection of telescopic link, second support frame and simulation dam body fixed connection.

Preferably, a fixed seat is arranged at the top of the second support frame, the fixed seat is fixedly connected with the second support frame, the hydraulic oil cylinder is fixedly connected with the fixed seat, and a rectangular hole for the hydraulic oil cylinder to penetrate through is formed in the top of the second support frame.

Preferably, the controller is electrically connected with the three-phase asynchronous motor, the hydraulic oil cylinder and the water level sensor.

The utility model has the advantages that: when the water level in the dam is higher than the water level sensor, the water level sensor transmits a signal to the controller, the controller turns on a three-phase asynchronous motor and a hydraulic oil pump switch, output shafts of the three asynchronous motors drive rotating rods to rotate, the rotating rods drive two first bevel gears to rotate, because the first bevel gears are meshed with corresponding second bevel gears, the two first bevel gears drive two second bevel gears to synchronously rotate, the two second bevel gears drive corresponding two threaded rods to rotate, the two threaded rods drive two adapter blocks at the bottom to move upwards, because the two adapter blocks are fixedly connected with the first flashboard, the two adapter blocks drive the first flashboard to move upwards, water flows circulate from the bottom of the first flashboard, meanwhile, the output shafts of the hydraulic oil cylinders drive the telescopic rods to move upwards through the couplers, and because the telescopic rods are fixedly connected with the first flashboard, the telescopic rods drive the first flashboard to move upwards in cooperation with guide columns on two sides of the second support, thereby rivers circulate from the bottom of second flashboard, when the dam water level is less than level sensor, level sensor carries the signal to give the controller, and the controller controls three-phase asynchronous machine and hydraulic cylinder respectively and closes the first flashboard and the second flashboard that will correspond, the utility model discloses when the dam water level exceeds level sensor, hydraulic oil pump and three asynchronous machine are dredged through raising the flashboard to automatic opening of controller, and when the water level reduced, through closing of controller control flashboard, simple structure, convenient and fast has greatly improved defeated logical efficiency, and the practicality is strong.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings in the embodiments of the present invention are briefly described below.

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic perspective view of a first lifting mechanism of the present invention;

fig. 3 is a schematic perspective view of a second lifting mechanism of the present invention;

FIG. 4 is a schematic view of the water level control assembly according to the present invention;

fig. 5 is a schematic view of the first lifting mechanism according to the present invention;

fig. 6 is a schematic view of the second lifting mechanism according to the present invention;

FIG. 7 is a schematic view of the connection between the support frame and the simulated dam body of the present invention;

FIG. 8 is an enlarged schematic view at A of FIG. 5;

FIG. 9 is an enlarged schematic view at B of FIG. 6;

in the figure: the simulation dam body 1, the controller 2, the first support frame 3, the second support frame 4, the first lifting mechanism 5, the second lifting mechanism 6, the three-phase asynchronous motor 7, the rotating rod 8, the first gate board 9, the water level control component 10, the lifting component 11, the first bevel gear 12, the second bevel gear 13, the threaded rod 14, the adapter block 15, the hydraulic oil cylinder 16, the telescopic rod 17, the second gate board 18, the guide column 19, the hood 20, the waterproof hood 21, the first sealing door 22, the gear box 23, the handle 24, the limiting disc 25, the fixed disc 26, the threaded hole 27, the chassis 28, the sliding groove 29, the strip-shaped groove 30, the second sealing door 31, the pull groove 32, the rectangular plate 33, the sliding block 34, the sealing box 35, the water level sensor 36, the hinged door 37, the lifting handle 38, the sliding hole 39, the fixed seat 40 and the rectangular hole 41.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some components of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product.

Referring to fig. 1 to 6, the gate device with built-in automatic lifting comprises a simulation dam body 1, a controller 2, a first support frame 3, a second support frame 4, a first lifting mechanism 5 and a second lifting mechanism 6, wherein the simulation dam body 1 is in a trapezoid structure, the controller 2 is arranged on one side of the top of the first support frame 3, the first support frame 3 and the second support frame 4 are both arranged inside the simulation dam body 1, the first lifting mechanism 5 comprises a three-phase asynchronous motor 7, a rotating rod 8, a first gate plate 9, two groups of water level control assemblies 10 and two groups of lifting assemblies 11, the two groups of lifting assemblies 11 are the same in structural size, the two groups of lifting assemblies 11 are symmetrically arranged on the first support frame 3, each group of lifting assemblies 11 comprises a first bevel gear 12, a second bevel gear 13, a threaded rod 14 and a switching block 15, the three-phase asynchronous motor 7 is arranged at one end of the top of the first support frame 3, an output shaft of the three-phase asynchronous motor 7 is fixedly connected with one end of a rotating rod 8 through a coupler, the rotating rod 8 is fixedly connected with two first bevel gears 12, two second bevel gears 13 are positioned at the bottoms of the first bevel gears 12, the two second bevel gears 13 are meshed with the corresponding first bevel gears 12, two threaded rods 14 are positioned between a support frame and a first flashboard 9, a switching block 15 is arranged at the bottom of the threaded rods 14, the first flashboard 9 is positioned at the bottom of the support frame, a second lifting component 11 comprises a hydraulic oil cylinder 16, an expansion rod 17, a second flashboard 18 and two guide columns 19, the hydraulic oil cylinder 16 is arranged at the top of the second support frame 4 in an inverted manner, the expansion rod 17 is positioned at the bottom of the hydraulic oil cylinder 16, an output shaft of the hydraulic oil cylinder 16 is fixedly connected with one end of the expansion rod 17 through a coupler, and the second flashboard 18, the two guide columns 19 are symmetrically arranged at two sides of the second gate plate 18, the two sides of the two guide columns 19 move the second support frames 4 and the simulation dam body 1 to be fixedly connected, when the water level in the dam is higher than the water level sensor 36, the water level sensor 36 transmits a signal to the controller 2, the controller 2 turns on the three-phase asynchronous motor 7 and the hydraulic oil pump switch, the output shafts of the three asynchronous motors drive the rotating rod 8 to rotate, the rotating rod 8 drives the two first bevel gears 12 to rotate, because the first bevel gears 12 are meshed with the corresponding second bevel gears 13, the two first bevel gears 12 drive the two second bevel gears 13 to synchronously rotate, the two second bevel gears 13 drive the corresponding two threaded rods 14 to rotate, the two threaded rods 14 drive the two transfer blocks 15 at the bottom to move upwards, because the two transfer blocks 15 are fixedly connected with the first gate plate 9, the two transfer blocks 15 drive the first gate plate 9 to move upwards, therefore, water flows from the bottom of the first gate plate 9, meanwhile, the output shaft of the hydraulic oil cylinder 16 drives the telescopic rod 17 to move upwards through the coupler, the telescopic rod 17 is fixedly connected with the first gate plate 9, the telescopic rod 17 drives the first gate plate 9 to move upwards in a manner of being matched with the guide posts 19 on two sides of the second support frame 4, and therefore the water flows from the bottom of the second gate plate 18, when the water level in the dam is lower than the water level sensor 36, the water level sensor 36 transmits a signal to the controller 2, and the controller 2 controls the three-phase asynchronous motor 7 and the hydraulic oil cylinder 16 to close the corresponding first gate plate 9 and the corresponding second gate plate 18 respectively.

The top of the first support frame 3 is provided with a hood 20, a waterproof cover 21, a first sealing door 22 and two gear boxes 23, the hood 20 is fixedly arranged at one end of the top of the first support frame 3, the three asynchronous motors are fixedly arranged in the hood 20, the two gear boxes 23 are fixedly arranged at the top of the first support frame 3, the two bevel gear sets are respectively positioned in the corresponding gear boxes 23, the rotating rod 8 penetrates through the two gear boxes 23 and is rotatably connected with the two gear boxes 23, the waterproof cover 21 is arranged on the outer side of the top of the first support frame 3, the waterproof cover 21 is fixedly connected with the first support frame 3, the first sealing door 22 is arranged on one side of the first support frame 3, one side of the first sealing door 22 is hinged with one end of the waterproof cover 21, the other side of the first sealing door 22 is fixedly provided with a handle 24, and the hood 20 is arranged to fix the three-phase, the waterproof cover 21 is to protect the inner elevating assembly 11 from water, and the first sealing door 22 is opened manually by using the handle 24 to facilitate the observation and operation of the controller 2.

Two gearbox 23 one side of backing mutually all is equipped with a spacing disc 25, two spacing discs 25 and the equal fixed connection of bull stick 8, first support frame 3 and gearbox 23 and the second bevel gear 13 fixed connection that corresponds are passed to the one end of two threaded rods 14, and the bottom of two second bevel gear 13 all is equipped with a fixed disk 26, and two fixed disks 26 are located and correspond the gearbox 23 to two fixed disks 26 and the equal fixed connection of corresponding threaded rod 14, two switching piece 15 are through bolt and first flashboard 9 one side fixed connection to all be equipped with screw hole 27 on two switching piece 15, two threaded rods 14 pass through screw hole 27 and correspond switching piece 15 threaded connection, two threaded rod 14 bottoms all fix and are equipped with a chassis 28. The two limiting discs 25 are arranged to avoid translocation of the rotating rod 8, the two first bevel gears 12 drive the two corresponding second bevel gears 13 to rotate, the two second bevel gears 13 drive the two corresponding threaded rods 14 to rotate, the two threaded rods 14 drive the two corresponding transfer blocks 15 at the bottom to move upwards, and the two transfer blocks 15 drive the first flashboards 9 to move upwards, so that the circulation purpose is achieved, and the two fixing discs 26 ensure the stability of the two threaded rods 14.

All be equipped with one spout 29 on the both sides inner wall of first support frame 3, first flashboard 9 passes through twice spout 29 and first support frame 3 sliding connection, simulation dam body 1 bottom is equipped with strip groove 30, and first flashboard 9 inlays through strip groove 30 and establishes with simulation dam body 1 and be connected, two gear box 23 one side all articulates a second and seals door 31, two second are sealed the door 31 outside and all are equipped with the draw runner 32, the top of first flashboard 9 is equipped with rectangular plate 33, the both sides of rectangular plate 33 respectively are equipped with a slider 34, two sliders 34 and the equal fixed connection of rectangular plate 33, and two sliders 34 are through corresponding spout 29 and first support frame 3 sliding connection, and first flashboard 9 passes through spout 29 and first support frame 3 sliding connection, and first flashboard 9 inlays through strip groove 30 and establishes with simulation dam body 1 and is connected, when avoiding the water impact first flashboard 9, the influence on the lifting assembly 11 is reduced, the second sealing door 31 is arranged to facilitate maintenance and replacement of the first bevel gear 12 and the second bevel gear 13 in the gear box 23, and the rectangular plate 33 guides the first gate plate 9 and plays a role in protection.

Two sets of water level control assembly 10 symmetry sets up in the both sides of first support frame 3, and every water level control assembly 10 of group includes seal box 35, level sensor 36 and hinged door 37, seal box 35 and first support frame 3 fixed connection, level sensor 36 sets up in the inside of seal box 35, one side of hinged door 37 is articulated with seal box 35 to the fixed handle 38 that is equipped with of opposite side of hinged door 37, when the dam internal water level surpassed level sensor 36, level sensor 36 carried the signal and gives controller 2, and three asynchronous machine switch are opened to controller 2 to shift up first flashboard 9, seal box 35 is for the influence that the protection sensor does not receive water, and the setting of hinged door 37 is convenient for observe inside level sensor 36, is convenient for in time maintain or change.

The top of the second gate plate 18 is symmetrically provided with two sliding holes 39, the two guide posts 19 are in sliding connection with the second gate plate 18 through the corresponding sliding holes 39, the bottom of the telescopic rod 17 is fixedly connected with the first gate plate 9, the second support frame 4 is fixedly connected with the simulation dam body 1, when the telescopic rod 17 is driven by the hydraulic oil cylinder 16 to move upwards, the telescopic rod 17 drives the second gate plate 18 to move upwards, and the second gate plate 18 is in sliding connection with the two guide posts 19 through the two sliding holes 39, so that the limiting and stabilizing effects are achieved.

The top of the second support frame 4 is provided with a fixed seat 40, the fixed seat 40 is fixedly connected with the second support frame 4, the hydraulic oil cylinder 16 is fixedly connected with the fixed seat 40, the top of the second support frame 4 is provided with a rectangular hole 41 for the hydraulic oil cylinder 16 to pass through, the fixed seat 40 is used for fixing the hydraulic oil cylinder 16 on the second support frame 4 and plays a role of fixing a carrier, and the rectangular hole 41 is convenient for the output shaft of the hydraulic oil cylinder 16 to shrink.

The controller 2 is electrically connected with the three-phase asynchronous motor 7, the hydraulic oil cylinder 16 and the water level sensor 36, the electrical connection operation is simple, convenience and rapidness are achieved, and dam water treatment efficiency is improved.

The working principle is as follows: when the water level in the dam is higher than the water level sensor 36, the water level sensor 36 transmits a signal to the controller 2, the controller 2 opens the three-phase asynchronous motor 7 and the hydraulic oil pump switch, the output shafts of the three asynchronous motors drive the rotating rod 8 to rotate, the rotating rod 8 drives the two first bevel gears 12 to rotate, because the first bevel gears 12 are meshed with the corresponding second bevel gears 13, the two first bevel gears 12 drive the two second bevel gears 13 to synchronously rotate, the two second bevel gears 13 drive the corresponding two threaded rods 14 to rotate, the two threaded rods 14 drive the two transfer blocks 15 at the bottom to move upwards, because the two transfer blocks 15 are fixedly connected with the first gate plate 9, the two transfer blocks 15 drive the first gate plate 9 to move upwards, therefore, water flows from the bottom of the first gate plate 9, and simultaneously, the output shaft of the hydraulic oil cylinder 16 drives the telescopic rod 17 to move upwards through the coupler, because telescopic link 17 and first flashboard 9 fixed connection, therefore telescopic link 17 drives first flashboard 9 and cooperates the guide post 19 rebound of the both sides of second support frame 4 to rivers circulate from the bottom of second flashboard 18, and when the dam internal water level was less than level sensor 36, level sensor 36 delivered signal gives controller 2, and controller 2 controls three-phase asynchronous motor 7 and hydraulic cylinder 16 respectively and closes corresponding first flashboard 9 and second flashboard 18.

Claims (8)

1. The utility model provides a built-in automatic rising's gate equipment, its characterized in that, includes simulation dam body (1), controller (2), first support frame (3), second support frame (4), first elevating system (5) and second elevating system (6), simulation dam body (1) is the trapezium structure, and controller (2) set up in first support frame (3) top one side, first support frame (3) and second support frame (4) all set up inside simulation dam body (1), first elevating system (5) include three-phase asynchronous machine (7), bull stick (8), first flashboard (9), two sets of water level control assembly (10) and two sets of lifting unit (11), two sets of lifting unit (11) structure size are the same to two sets of lifting unit (11) symmetry set up on first support frame (3), and every set of lifting unit (11) includes first bevel gear (12), The device comprises two second bevel gears (13), threaded rods (14) and a transfer block (15), wherein the three-phase asynchronous motor (7) is arranged at one end of the top of a first support frame (3), an output shaft of the three-phase asynchronous motor (7) is fixedly connected with one end of a rotating rod (8) through a coupler, the rotating rod (8) is fixedly connected with two first bevel gears (12), the second bevel gears (13) are positioned at the bottoms of the first bevel gears (12), the two second bevel gears (13) are meshed and connected with the corresponding first bevel gears (12), the two threaded rods (14) are positioned between the support frame and a first flashboard (9), the transfer block (15) is arranged at the bottom of the threaded rods (14), the first flashboard (9) is positioned at the bottom of the support frame, and a second lifting assembly (11) comprises a hydraulic oil cylinder (16), a telescopic rod (17), a second flashboard (18) and two guide columns (19), the hydraulic oil cylinder (16) is arranged at the top of the second support frame (4) in an inverted mode, the telescopic rod (17) is located at the bottom of the hydraulic oil cylinder (16), an output shaft of the hydraulic oil cylinder (16) is fixedly connected with one end of the telescopic rod (17) through a coupler, the second gate plate (18) is located in the second support frame (4), the two guide columns (19) are symmetrically arranged on two sides of the second gate plate (18), and the two sides of the two guide columns (19) are fixedly connected with the second support frame (4) and the simulation dam body (1).

2. The gate equipment with built-in automatic lifting and lowering function according to claim 1, wherein the top of the first support frame (3) is provided with a hood (20), a waterproof cover (21), a first sealing door (22) and two gear boxes (23), the hood (20) is fixedly arranged at one end of the top of the first support frame (3), the three-phase asynchronous motor is fixedly arranged in the hood (20), the two gear boxes (23) are fixedly arranged at the top of the first support frame (3), the two sets of bevel gear sets are respectively positioned in the corresponding gear boxes (23), the rotating rod (8) penetrates through the two gear boxes (23), the rotating rod (8) is rotatably connected with the two gear boxes (23), the waterproof cover (21) is arranged at the outer side of the top of the first support frame (3), the waterproof cover (21) is fixedly connected with the first support frame (3), the first sealing door (22) is arranged at one side of the first support frame (3), one side of the first sealing door (22) is hinged with one end of the waterproof cover (21), and the other side of the first sealing door (22) is fixedly provided with a handle (24).

3. The built-in automatic lifting gate device as claimed in claim 2, wherein the two gear boxes (23) are respectively provided with a limiting disc (25) at opposite sides, the two limiting discs (25) are respectively fixedly connected with the rotating rod (8), one end of each of the two threaded rods (14) passes through the first support frame (3) and the gear box (23) and is fixedly connected with the corresponding second bevel gear (13), the bottom of each of the two second bevel gears (13) is provided with a fixed disc (26), the two fixed discs (26) are respectively located in the corresponding gear boxes (23), the two fixed discs (26) are respectively fixedly connected with the corresponding threaded rods (14), the two adapter blocks (15) are respectively fixedly connected with one side of the first gate plate (9) through bolts, the two adapter blocks (15) are respectively provided with a threaded hole (27), and the two threaded rods (14) are respectively in threaded connection with the corresponding adapter blocks (15) through the threaded holes (27), and the bottoms of the two threaded rods (14) are respectively fixedly provided with a chassis (28).

4. The gate apparatus with built-in automatic elevation according to claim 2, the inner walls of the two sides of the first supporting frame (3) are respectively provided with a sliding chute (29), the first flashboard (9) is connected with the first supporting frame (3) in a sliding way through two sliding chutes (29), the bottom of the simulation dam body (1) is provided with a strip-shaped groove (30), the first flashboard (9) is embedded and connected with the simulation dam body (1) through the strip-shaped groove (30), one side of each of the two gear boxes (23) is hinged with a second sealing door (31), pull grooves (32) are formed in the outer sides of the two second sealing doors (31), a rectangular plate (33) is arranged at the top of the first flashboard (9), two sides of the rectangular plate (33) are respectively provided with a sliding block (34), the two sliding blocks (34) are fixedly connected with the rectangular plate (33), and the two sliding blocks (34) are connected with the first supporting frame (3) in a sliding way through corresponding sliding grooves (29).

5. A built-in automatic lifting gate device as claimed in claim 1, wherein the two sets of water level control assemblies (10) are symmetrically arranged at two sides of the first support frame (3), each set of water level control assemblies (10) comprises a closed box (35), a water level sensor (36) and a hinged door (37), the closed box (35) is fixedly connected with the first support frame (3), the water level sensor (36) is arranged inside the closed box (35), one side of the hinged door (37) is hinged with the closed box (35), and the other side of the hinged door (37) is fixedly provided with a handle (38).

6. A gate device with built-in automatic lifting and lowering function as claimed in claim 1, wherein the top of the second gate plate (18) is symmetrically provided with two sliding holes (39), the two guiding columns (19) are slidably connected with the second gate plate (18) through the corresponding sliding holes (39), the bottom of the telescopic rod (17) is fixedly connected with the first gate plate (9), and the second supporting frame (4) is fixedly connected with the simulated dam body (1).

7. The built-in automatic lifting gate device as claimed in claim 6, wherein a fixed seat (40) is arranged at the top of the second support frame (4), the fixed seat (40) is fixedly connected with the second support frame (4), the hydraulic oil cylinder (16) is fixedly connected with the fixed seat (40), and a rectangular hole (41) for the hydraulic oil cylinder (16) to pass through is arranged at the top of the second support frame (4).

8. A built-in automatic lifting gate device as claimed in claim 7, wherein the controller (2) is electrically connected with the three-phase asynchronous motor (7), the hydraulic oil cylinder (16) and the water level sensor (36).

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