Hydraulic engineering gate lifting structure

Abstract

The utility model is suitable for the field of water conservancy projects, and provides a water conservancy project gate lifting structure which comprises two gate bodies, gates movably arranged in the two gate bodies, limiting assemblies installed on the inner sides of the two gate bodies and lifting assemblies arranged above the gates. The limiting assembly comprises a limiting block, a plurality of movable shafts, a plurality of auxiliary rollers and a friction belt, the lifting assembly comprises a mounting plate, a motor, a bearing rod, a sling and a reel, the reel is driven to rotate through the arranged mounting plate, then the sling is wound, the gate is pulled to ascend through the arranged sling, and compared with lead screw lifting, the flexibility is high, maintenance and installation are more convenient, and the safety is higher. The matched limiting blocks limit swing of the gate, improve lifting stability and bear radial loads, the friction belts are matched with the auxiliary rollers, in the lifting process, the friction belts are attached to the two sides of the gate to move together, and lifting friction resistance can be reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of hydraulic engineering, especially relates to a hydraulic engineering gate lifting structure. BACKGROUND

[0002] A water conservancy gate is a device for controlling water flow and water level, widely used in water conservancy projects such as reservoirs, rivers, channels, etc. They regulate water flow through opening and closing operations, prevent floods, regulate water levels, or distribute water resources. Common types include lifting gates, flap gates, and paddle gates, each with its own specific design and application scenario.

[0003] The existing lifting gate usually adopts a lead screw lifting, and the lifting speed is usually slow. Since there is usually a hydraulic pressure difference on both sides of the gate, the extrusion of water pressure on the gate will increase the wear of the lead screw when lifting, and when lifting, the gate rubs with the two side frames, the resistance is large, and the transmission device needs to bear a large load. SUMMARY

[0004] The purpose of the utility model embodiment is to provide a water conservancy gate lifting structure, aiming at solving the problems raised in the background art.

[0005] The utility model embodiment is implemented in this way, a water conservancy gate lifting structure, including two gate bodies, a gate movably arranged in the two gate bodies, a limiting assembly installed on the inner side of the two gate bodies, and a lifting assembly arranged above the gate, the limiting assembly includes a limiting block, a plurality of movable shafts, a plurality of auxiliary rollers and a friction belt, the movable shafts are installed at both ends of the limiting block, the auxiliary rollers are movably sleeved on the outer side of the limiting block, and the friction belt is wound on the outer side of the plurality of auxiliary rollers, the lifting assembly includes a mounting plate, a motor, a load-bearing rod, a sling and a capstan, the motor is installed on the upper end of the mounting plate, the motor shaft is connected with a rotating shaft, the capstan is fixedly installed on the outer side of the rotating shaft, the shaft seat is fixedly installed on both sides of the capstan on the upper end of the mounting plate, the load-bearing rod is located on one side of the lifting assembly, the limiting wheel is movably arranged on the outer side of the load-bearing rod, the lower end of the sling is fixedly connected with the upper end of the gate, and the upper end of the sling is fixedly wound on the outer side of the capstan.

[0006] As a further scheme of the utility model: the limiting block is provided as a "U" type structure, the groove width in the limiting block is matched with the width of the gate, and the gate is movably arranged in the limiting block on both sides.

[0007] As a further scheme of the utility model: the friction belt is provided as a rubber material, the auxiliary roller is provided as a cylindrical structure, and the two ends of the gate are closely attached to the friction belt.

[0008] As a further scheme of the utility model: the installation plate is plate structure, two ends of the installation plate are fixedly connected with the inner sides of two gate bodies respectively, the load bearing rod is rod structure, two ends of the load bearing rod are fixedly connected with the inner sides of two gate bodies respectively.

[0009] As a further scheme of the utility model: the sling is steel wire rope, the limiting wheel is provided with a sling groove on the side corresponding to the sling, and the middle part of the sling is movably arranged in the sling groove.

[0010] As a further scheme of the utility model: the rotating shaft is column structure, the shaft seat is plate structure, and the rotating shaft penetrates through the shaft seats.

[0011] The utility model discloses the beneficial effect lies in:

[0012] 1. The utility model discloses a water conservancy project gate lifting structure is provided with the sling, and the sling is used for pulling the gate to rise, compared with the screw rod lifting, and the flexibility is high, and maintenance and installation are more convenient, and the limiting block is limited to swing the gate, improves the stability of lifting, and bears the radial load, and the friction band is set up and cooperates the auxiliary roller, and in the lifting process, the friction band is attached to both sides of the gate and moves together, can reduce the friction resistance of lifting.

[0013] 2. The utility model discloses a water conservancy project gate lifting structure, in the lifting process, the friction band is attached to both sides of the gate and moves together, can reduce the friction resistance of lifting, when the gate is closed, the friction band can also play the role of strengthening the sealing property of the gate.

[0014] 3. The utility model discloses a water conservancy project gate lifting structure, the position of the sling is limited through the sling groove, and the position of the sling can be guaranteed not to change when lifting, so as to guarantee the stability of lifting, and the limiting wheel can rotate around the load bearing rod, and the friction resistance when the sling is reeled is reduced. DRAWINGS

[0015] Figure 1 It is the perspective view of the water conservancy project gate lifting structure provided in the utility model embodiment;

[0016] Figure 2 It is the sectional view of the water conservancy project gate lifting structure provided in the utility model embodiment;

[0017] Figure 3 It is Figure 2 the enlarged schematic view of A in the middle;

[0018] Figure 4 It is Figure 2 the enlarged schematic view of B in the middle;

[0019] Figure 5 This is a three-dimensional structural diagram of a limiting wheel 45 of a water conservancy project gate lifting structure provided by an embodiment of the present utility model.

[0020] In the accompanying drawings: gate body 1, gate 2, limiting assembly 3, limiting block 31, movable shaft 32, auxiliary roller 33, friction belt 34, lifting assembly 4, mounting plate 41, motor 42, load-bearing rod 43, sling 44, limiting wheel 45, sling groove 451, shaft seat 46, winch 47, rotating shaft 48. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0022] The specific implementation of the present invention is described in detail below with reference to specific embodiments.

[0023] like Figures 1 to 5 As shown, a water conservancy project gate lifting structure provided by an embodiment of the present invention includes two gate bodies 1, gates 2 movably arranged in the two gate bodies 1, a limiting assembly 3 installed on the inner side of the two gate bodies 1, and a lifting assembly 4 arranged above the gate 2. The limiting assembly 3 includes a limiting block 31, multiple movable shafts 32, multiple auxiliary rollers 33 and a friction belt 34. Both ends of the multiple movable shafts 32 are installed in the limiting block 31, the auxiliary rollers 33 are movably sleeved on the outside of the limiting block 31, and the friction belt 34 is wound around the outside of the multiple auxiliary rollers 33. The lifting assembly 4 includes a mounting plate 41, a motor 42, a load-bearing rod 43, a sling 44 and a winch 47. The motor 42 is mounted on the upper end of the mounting plate 41. The main shaft of the motor 42 is connected to a rotating shaft 48. The winch 47 is fixedly mounted on the outside of the rotating shaft 48. The upper end of the mounting plate 41 is located on both sides of the winch 47 and axle seats 46 are fixedly mounted. The load-bearing rod 43 is located on one side of the lifting assembly 4. A limiting wheel 45 is movably provided on the outside of the load-bearing rod 43. The lower end of the sling 44 is fixedly connected to the upper end of the gate 2, and the upper end of the sling 44 is fixedly wound around the outside of the winch 47.

[0024] In one embodiment of the present invention, the installation plate 41 is provided to drive the winch 47 to rotate, and then the sling 44 is wound up, and the gate 2 is pulled up by the sling 44. Compared with the screw lifting, it has high flexibility and is more convenient to maintain and install. The limit block 31 is provided to limit the swing of the gate 2, improve the stability of the lifting, and bear the radial load. The friction belt 34 is provided to cooperate with the auxiliary roller 33. During the lifting process, the friction belt 34 moves together with both sides of the gate 2, which can reduce the friction resistance of the lifting.

[0025] like Figures 1 to 3 As shown, as another embodiment of the present invention, the limit block 31 is set to a "U"-shaped structure, the inner groove width of the limit block 31 is adapted to the width of the gate 2, and the gate 2 is movably located in the limit block 31 on both sides.

[0026] In another embodiment of the present invention, the limit block 31 is adapted to the width of the gate 2. During the lifting and lowering process of the gate 2, the swing of the gate 2 can be limited to improve the lifting stability. At the same time, its "U"-shaped structure can also bear radial loads.

[0027] like Figure 3 As shown, as another embodiment of the present invention, the friction belt 34 is set to a rubber material, the auxiliary roller 33 is set to a cylindrical structure, and the two ends of the gate 2 are tightly fitted with the friction belt 34.

[0028] In another embodiment of the present invention, during the lifting process, the friction belt 34 is arranged to move together with both sides of the gate 2, which can reduce the friction resistance of lifting. When the gate 2 is closed, the friction belt 34 can also enhance the sealing of the gate.

[0029] like Figure 4 and Figure 5 As shown, as another embodiment of the present invention, the mounting plate 41 is a plate-like structure, and the two ends of the mounting plate 41 are respectively fixedly connected to the inner sides of the two gate bodies 1, and the load-bearing rod 43 is set to a rod-like structure, and the two ends of the load-bearing rod 43 are respectively fixedly connected to the inner sides of the two gate bodies 1.

[0030] Specifically, the sling 44 is configured as a steel wire rope, and the limiting wheel 45 is provided with a sling groove 451 on the side corresponding to the sling 44 , and the middle portion of the sling 44 is movably wound in the sling groove 451 .

[0031] In another embodiment of the present invention, the position of the sling 44 is limited by the provided sling groove 451, so that the position of the sling 44 can be ensured to remain unchanged during lifting, thereby ensuring the stability of lifting. The provided limiting wheel 45 can rotate around the load-bearing rod 43, reducing the friction resistance when the sling 44 is wound.

[0032] like Figure 4 As shown, as another embodiment of the present invention, the rotating shaft 48 is configured as a columnar structure, the shaft seat 46 is a plate-like structure, and a plurality of the shaft seats 46 are penetrated by the rotating shaft 48 .

[0033] In another embodiment of the present invention, the shaft seat 46 is provided to facilitate the fixed installation of the rotating shaft 48, ensuring that the axes of the rotating shaft 48 and the two sets of winches 47 are horizontal, thereby ensuring that the two slings 44 are synchronously wound during lifting, further ensuring the stability of the gate 2.

[0034] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the invention can be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be included therein. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

[0035] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features therein can be combined with each other.

[0036] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", etc. are used only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of such features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0037] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood broadly. For example, they may refer to fixed, detachable, or integral connections; mechanical or electrical connections; direct or indirect connections through an intermediary; and internal communication between two components. Those skilled in the art will understand the specific meanings of these terms in this utility model based on specific circumstances.

[0038] In addition, it should be understood that although this specification is described in terms of implementation methods, not every implementation method contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

Claims

1. A water conservancy project gate lifting structure, comprising two gate bodies (1), gates (2) movably arranged in the two gate bodies (1), a limit assembly (3) installed on the inner sides of the two gate bodies (1), and a lifting assembly (4) arranged above the gates (2), characterized in that: The limiting assembly (3) includes a limiting block (31), a plurality of movable shafts (32), a plurality of auxiliary rollers (33) and a friction belt (34), both ends of the plurality of movable shafts (32) are installed in the limiting block (31), the auxiliary rollers (33) are movably sleeved on the outside of the limiting block (31), and the friction belt (34) is wound around the outside of the plurality of auxiliary rollers (33). The lifting assembly (4) includes a mounting plate (41), a motor (42), a load-bearing rod (43), a sling (44) and a winch (47), and the motor (42) is installed Mounted on the upper end of the mounting plate (41), the main shaft of the motor (42) is connected to a rotating shaft (48), the winch (47) is fixedly mounted on the outside of the rotating shaft (48), the upper end of the mounting plate (41) is located on both sides of the winch (47) and is fixedly mounted with axle seats (46), the load-bearing rod (43) is located on one side of the lifting assembly (4), and a limiting wheel (45) is movably provided on the outside of the load-bearing rod (43), the lower end of the sling (44) is fixedly connected to the upper end of the gate (2), and the upper end of the sling (44) is fixedly wound around the outside of the winch (47).

2. A water conservancy project gate lifting structure according to claim 1, characterized in that: The limit block (31) is configured as a "U"-shaped structure. The width of the inner groove of the limit block (31) is adapted to the width of the gate (2). Both sides of the gate (2) are movably located in the limit block (31).

3. A water conservancy project gate lifting structure according to claim 2, characterized in that: The friction belt (34) is made of rubber, the auxiliary roller (33) is a cylindrical structure, and both ends of the gate (2) are tightly fitted with the friction belt (34).

4. A water conservancy project gate lifting structure according to claim 1, characterized in that: The mounting plate (41) is a plate-shaped structure, and the two ends of the mounting plate (41) are respectively fixedly connected to the inner sides of the two gate bodies (1); the load-bearing rod (43) is configured as a rod-shaped structure, and the two ends of the load-bearing rod (43) are respectively fixedly connected to the inner sides of the two gate bodies (1).

5. A water conservancy project gate lifting structure according to claim 4, characterized in that: The sling (44) is configured as a steel wire rope, and the limiting wheel (45) is provided with a sling groove (451) on the side corresponding to the sling (44), and the middle portion of the sling (44) is movably wound in the sling groove (451).

6. A water conservancy project gate lifting structure according to claim 1, characterized in that: The rotating shaft (48) is configured as a columnar structure, the shaft seat (46) is a plate-shaped structure, and a plurality of the shaft seats (46) are all penetrated by the rotating shaft (48).

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