CN219508501U - Water conservancy gate for water conservancy project - Google Patents

Abstract

The utility model discloses a water gate for hydraulic engineering, which comprises a door frame, wherein a lifting motor is fixedly arranged on the door frame, an output shaft of the lifting motor is fixedly connected with a rotating shaft, a fixed block is symmetrically and fixedly arranged on the door frame, the rotating shaft is in penetrating and rotating connection with the side wall of the fixed block, a driving bevel gear is symmetrically and fixedly connected with the outer surface of the rotating shaft, guide sliding grooves are symmetrically arranged on the side wall of the door frame, guide sliding blocks are respectively and slidingly connected in the guide sliding grooves, the side walls of the guide sliding blocks are fixedly connected with a gate together, the side wall of the gate is attached to the inner side wall of the door frame, inner thread sleeves are symmetrically and fixedly connected with the side wall of the gate, threaded rods are respectively and fixedly connected in penetrating threads in the inner thread sleeves, the threaded rods are respectively and rotatably connected with the upper end face of the door frame, and driven bevel gears are respectively and meshed with the driving bevel gears.

Description

Water conservancy gate for water conservancy project

technical field

The utility model relates to the technical field of water conservancy engineering, in particular to a water conservancy gate for water conservancy engineering.

Background technique

The gate is used to close and open the control facility of the discharge (discharge) channel. An important part of hydraulic structures, it can be used to intercept water flow, control water level, regulate flow, discharge sediment and floating objects, etc. According to the production materials, there are mainly wooden gates, wooden panel steel frame gates, cast iron gates, reinforced concrete gates and steel gates. According to the relative position of the top of the gate and the horizontal plane, there are mainly open-top gates and submerged gates. According to the nature of work, there are mainly working gates, emergency gates and maintenance gates. Divided according to the gate opening and closing method, there are mainly mechanically operated gates and hydraulic automatic gates controlled by the change of water pressure on the gate when the water level fluctuates. According to the different support forms of the door leaves, it is mainly divided into fixed wheel support gates, hinge support gates, slideway support gates, sprocket wheel gates, series roller gates, round roller gates, etc.

When the current water conservancy gate is opened and closed, the gate body is only stressed at one point, which leads to unbalanced force and unstable operation during opening and closing, which easily leads to accidents.

Therefore, it is very necessary to design a water conservancy gate with strong design practicability and when the water conservancy gate is opened and closed, the force on the gate body is uniform, and the operation is stable.

Utility model content

The purpose of this utility model is to provide a water conservancy gate for water conservancy projects to solve the problems raised in the above-mentioned background technology.

In order to solve the above technical problems, the utility model provides the following technical solutions: a water conservancy gate for water conservancy projects, including a door frame, a lifting motor is fixedly installed on the upper end surface of the door frame, and the output shaft of the lifting motor is fixedly connected with a rotating shaft. The upper end surface of the door frame is symmetrically fixed with a fixed block, the rotating shaft is connected to the side wall of the fixed block for rotation, the outer surface of the rotating shaft is symmetrically fixedly connected with a driving bevel gear, and the inner wall of the door frame is symmetrically provided with guides. The guide chute is slidably connected with guide sliders, the side walls of the guide sliders are fixedly connected with the gate, the side wall of the gate is attached to the inner side wall of the door frame, and the side wall of the gate The wall is symmetrically fixedly connected with an internally threaded sleeve, and the internally threaded sleeve is threaded and connected with a threaded rod, and the threaded rod is connected with the upper end surface of the door frame for rotation, and the outer surface of the threaded rod is located above the door frame Both are fixedly connected with driven bevel gears, and the driven bevel gears mesh with the driven bevel gears respectively.

According to the above technical solution, the outer surface of the rotating shaft is symmetrically and fixedly connected with limiting rings, and the limiting rings are all located between the driving bevel gears.

According to the above technical solution, hydraulic cylinders are fixedly connected to the guide sliders, hydraulic rods are slidably connected to the inside of the hydraulic cylinders, movable holes are provided on the lower end surfaces of the guide sliders, and the hydraulic rods are connected to the lower end surfaces of the guide sliders. Active hole sliding connection.

According to the above technical solution, the upper surface of the lower end of the door frame is provided with a sliding groove, and a sliding block with a trapezoidal cross section is slidably connected in the sliding groove, and the inner side wall of the sliding groove and the side wall of the sliding block are fixedly connected symmetrically. There is a compression spring, and the lower end surface of the gate is provided with an inclined surface.

According to the above technical solution, guide rods are symmetrically and fixedly connected to the inner side wall of the sliding groove, and the guide rods are all penetratingly slidably connected with the sliding block, and the guide rods are all located inside the compression spring.

Compared with the prior art, the beneficial effects achieved by the utility model are: the utility model is provided with a door frame, the door frame is used to carry the lifting mechanism and the gate, the lifting motor can drive the rotating shaft to rotate after starting, and the fixed block is used to rotate the rotating shaft. When rotating, the position of the rotating shaft is fixed. The lifting motor and the fixed block are detachably installed on the door frame through the fixing bolts. The guide slider slides in the guide chute to realize the lifting and lowering of the gate in the door frame. The inner wall of the gate and the door frame is attached The combination can play the role of intercepting the water flow. When the threaded rod rotates, it can drive the inner threaded sleeve to move vertically through the threaded connection. When the rotating shaft rotates, it drives the driving bevel gear to rotate, and the driving bevel gear drives the driven bevel gear to rotate. The bevel gear drives the threaded rod to rotate, thereby driving the gate to complete the lifting movement through the internal thread sleeve, so that the gate can intercept the water flow and control the water level. Two internal thread sleeves are arranged on both sides of the back of the gate to make the gate open. , the force is balanced and the operation is stable.

The limit ring adopted can limit the active bevel gear and prevent the active bevel gear from slipping on the rotating shaft, thereby affecting the lifting effect of the gate.

After the hydraulic cylinder is activated, the hydraulic rod can be pushed down and protruded from the movable hole. When the lifting motor fails, the lifting motor and the fixed block are removed, and the hydraulic cylinder is controlled to lift the gate, which can enhance the device's response to risks. Ability.

The sliding block used can slide in the sliding groove, and the compression spring squeezes the sliding block to one side of the sliding groove. The upper surface of the sliding block is an inclined surface. When the gate is lowered, the inclined surface of the gate contacts the inclined surface of the sliding block. And pressing the sliding block to the other side of the sliding groove can prevent the gate from being lifted up by the gravel in the door frame after it is lowered, resulting in the phenomenon of water leakage at the bottom due to the loose contact between the gate and the door frame.

The guide bar adopted can play a position-limiting effect on the sliding block, preventing the sliding block from sliding out of the sliding groove when the water flow impacts the sliding block.

Description of drawings

The accompanying drawings are used to provide a further understanding of the utility model, and constitute a part of the description, and are used to explain the utility model together with the embodiments of the utility model, and do not constitute a limitation to the utility model. In the attached picture:

Fig. 1 is the overall front view structure schematic diagram of the utility model;

Fig. 2 is a schematic cross-sectional view of the main structure of the utility model;

Fig. 3 is a schematic sectional view of a left view structure of the present utility model;

Fig. 4 is a schematic cross-sectional view of a top view structure of the utility model;

Fig. 5 is a structural schematic diagram of a gate of the present utility model;

In the figure: 1- door frame, 2- lifting motor, 3- rotating shaft, 4- fixed block, 5- driving bevel gear, 6- guide chute, 7- guide slider, 8- gate, 9- internal thread sleeve, 10-threaded rod, 11-driven bevel gear, 12-limiting ring, 13-hydraulic cylinder, 14-hydraulic rod, 15-active hole, 16-sliding groove, 17-sliding block, 18-compression spring, 19 - inclined surface, 20 - guide rod.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-5, the utility model provides a technical solution: a water conservancy gate for water conservancy projects, including a door frame 1, a lifting motor 2 is fixedly installed on the upper end surface of the door frame 1, and the lifting motor 2 can drive the rotating shaft 3 to rotate after starting , the output shaft of the lifting motor 2 is fixedly connected with the rotating shaft 3, and the upper end surface of the door frame 1 is symmetrically fixed with a fixed block 4, and the lifting motor 2 and the fixed block 4 are both detachably mounted on the door frame 1 through fixing bolts The rotating shaft 3 and the side wall of the fixed block 4 are connected through rotation, and the fixed block 4 is used to fix the position of the rotating shaft 3 when the rotating shaft 3 rotates. The outer surface of the rotating shaft 3 is symmetrically fixedly connected with a driving bevel gear 5, so The inner side wall of the door frame 1 is symmetrically provided with a guide chute 6, and the guide chute 6 is slidably connected with a guide slider 7, and the guide slider 7 slides in the guide chute 6 to realize the movement of the gate 8 in the door frame 1. Lifting, the side walls of the guide slider 7 are fixedly connected with the gate 8, the gate 8 and the inner side wall of the door frame 1 can play the role of intercepting water flow, the side wall of the gate 8 and the inner side wall of the door frame 1 are attached Closed, the side wall of the gate 8 is symmetrically fixedly connected with an internally threaded sleeve 9, and the internally threaded sleeve 9 is threaded and connected with a threaded rod 10, and the threaded rod 10 is connected to the upper end surface of the door frame 1 for rotation. connected, the outer surface of the threaded rod 10 and the top of the door frame 1 are fixedly connected with a driven bevel gear 11, the driving bevel gear 5 is respectively meshed with the driven bevel gear 11, and the driving bevel gear 5 is driven when the rotating shaft 3 rotates Rotate, the driving bevel gear 5 drives the driven bevel gear 11 to rotate, and the driven bevel gear 11 drives the threaded rod 10 to rotate, thereby driving the gate 8 to complete the lifting movement through the internal thread sleeve 9, so that the gate 8 can intercept the water flow and control the water level. Function, the two internal thread sleeves 9 are arranged on both sides of the back of the gate 8, so that the gate 8 can be balanced in force and run stably when the gate 8 is opened.

Specifically, the outer surface of the rotating shaft 3 is symmetrically and fixedly connected with limiting rings 12 , and the limiting rings 12 are all located between the driving bevel gears 5 .

The limit ring 12 used can limit the driving bevel gear 5 and prevent the driving bevel gear 5 from sliding on the rotating shaft 3, thus affecting the lifting effect of the gate 8.

Specifically, a hydraulic cylinder 13 is fixedly connected to the inside of the guide slider 7, and a hydraulic rod 14 is slidably connected to the inside of the hydraulic cylinder 13, and the lower end surface of the guide slider 7 is provided with a movable hole 15. The hydraulic rods 14 are all slidably connected with the movable holes 15 .

After the hydraulic cylinder 13 is started, the hydraulic rod 14 can be pushed downward and stretch out from the movable hole 15. When the lifting motor 2 fails, the lifting motor 2 and the fixed block 4 are removed, and the gate is opened by controlling the hydraulic cylinder 13. 8 lifting, which can enhance the ability of the device to deal with risks.

Specifically, the upper surface of the lower end of the door frame 1 is provided with a sliding groove 16, and a sliding block 17 with a trapezoidal cross section is slidably connected in the sliding groove 16, and the inner side wall of the sliding groove 16 and the side of the sliding block 17 A compression spring 18 is fixedly connected to the walls symmetrically, and an inclined surface 19 is provided on the lower end surface of the gate 8 .

The sliding block 17 that adopts can slide in the sliding groove 16, and the compression spring 18 pushes the sliding block 17 to one side of the sliding groove 16. The upper surface of the sliding block 17 is an inclined plane. When the gate 8 descends, the inclination of the gate 8 The surface 19 is in contact with the slope of the sliding block 17 and squeezes the sliding block 17 to the other side of the sliding groove 16, which can prevent the gate 8 from being lifted up by the gravel in the door frame 1 after being lowered, causing the gate 8 to contact the door frame 1 If it is not tight, there will be water leakage at the bottom.

Specifically, guide rods 20 are symmetrically and fixedly connected to the inner sidewall of the sliding groove 16 , and the guide rods 20 are all penetratingly and slidably connected with the sliding block 17 , and the guide rods 20 are all located inside the compression spring 18 .

The guide rod 20 used can limit the sliding block 17 and prevent the sliding block 17 from sliding out of the sliding groove 16 when the water flow impacts the sliding block 17 .

Working principle: When the utility model is in use, the lifting motor 2 is started. The lifting motor 2 can drive the driving bevel gear 5 to rotate by controlling the rotation of the rotating shaft 3, and then drive the driven bevel gear 11 to rotate through the meshing between the gears, so that the threaded rod 10 It also starts to rotate, and the threaded rod 10 can drive the gate 8 to move up and down by cooperating with the internal thread sleeve 9, so as to achieve the purpose of intercepting the water flow, controlling the water level, regulating the flow, and discharging sediment and floating objects. When the gate 8 descends, The inclined surface 19 is in contact with the upper surface of the sliding block 17, and makes the sliding block 17 slide and compress the compression spring 18, which can prevent gravel from being stuck between the door frame 1 and the gate 8.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is a relationship between these entities or operations. There is no such actual relationship or order between them. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or apparatus.

Finally, it should be noted that: the above is only a preferred embodiment of the utility model, and is not intended to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art , it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (5)

1. The utility model provides a water conservancy gate for hydraulic engineering, includes door frame (1), its characterized in that: the automatic lifting device is characterized in that a lifting motor (2) is fixedly arranged on the upper end face of the door frame (1), a rotating shaft (3) is fixedly connected to an output shaft of the lifting motor (2), a fixing block (4) is fixedly arranged on the upper end face of the door frame (1), the rotating shaft (3) is connected with the side wall of the fixing block (4) in a penetrating and rotating mode, a driving bevel gear (5) is fixedly connected to the outer surface of the rotating shaft (3), a guide sliding groove (6) is symmetrically arranged on the inner side wall of the door frame (1), a guide sliding block (7) is fixedly connected to the inner side wall of the guide sliding block (6), a gate (8) is fixedly connected to the side wall of the gate (8) in a joint mode, an inner threaded sleeve (9) is fixedly connected to the side wall of the gate (8) in a penetrating and rotating mode, threaded rods (10) are connected to the upper end face of the door frame (1) in a penetrating and rotating mode, driven bevel gears (11) are fixedly connected to the outer surface of the threaded rods (10) and located above the door frame (1), and driven bevel gears (11) are meshed with the driven bevel gears (5) respectively.

2. A water conservancy gate for hydraulic engineering according to claim 1, wherein: the outer surface of the rotating shaft (3) is symmetrically and fixedly connected with limiting rings (12), and the limiting rings (12) are positioned between the drive bevel gears (5).

3. A water conservancy gate for hydraulic engineering according to claim 2, characterized in that: the guide slide block (7) is internally and fixedly connected with a hydraulic cylinder (13), a hydraulic rod (14) is slidably connected in the hydraulic cylinder (13), a movable hole (15) is formed in the lower end face of the guide slide block (7), and the hydraulic rod (14) is slidably connected with the movable hole (15).

4. A water conservancy gate for hydraulic engineering according to claim 3, wherein: the upper surface of door frame (1) lower extreme is equipped with sliding tray (16), sliding tray (16) sliding connection has sliding block (17) that the cross section is trapezoidal, the lateral wall of inside wall and sliding block (17) of sliding tray (16) are symmetrical fixedly connected with hold-down spring (18) jointly, the lower terminal surface of gate (8) is equipped with inclined plane (19).

5. A water conservancy gate for hydraulic engineering according to claim 4 and wherein: the inner side wall of the sliding groove (16) is symmetrically and fixedly connected with guide rods (20), the guide rods (20) are all connected with the sliding block (17) in a penetrating sliding mode, and the guide rods (20) are all located on the inner side of the compression spring (18).