Anti-blocking water conservancy gate

Abstract

The utility model relates to the technical field of water conservancy machinery, in particular to an anti-blocking water conservancy gate which comprises a frame, a gate body, a lifting driving piece, a sliding strip, a linkage gear, a mounting beam and a stirring mechanism. The gate can drive a sliding strip, a mounting beam on the sliding strip and a stirring mechanism to descend through a linkage gear, when the gate ascends to an upper limit position, the sliding strip is located at a lower limit position, and at the moment, the stirring mechanism is started to crush sludge on the upstream side of the gate, so that the sludge can be washed away by flowing water, and blockage is avoided; moreover, when the gate is in a closed state, the stirring mechanism is located at an upper limit position and above the water surface, so that corrosion damage of the structure caused by the fact that the stirring mechanism is located in water for a long time can be avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of hydraulic machinery, in particular to an anti-blocking hydraulic gate. Background Art

[0002] Hydraulic gates are control facilities used to close and open discharge channels and are also important components of hydraulic structures. They have functions such as intercepting water flow, controlling water level, regulating flow, and discharging silt and floating objects.

[0003] Existing hydraulic gates generally include a frame, a gate and a lifting drive. The gate is slidably arranged in the frame, and the lifting drive is located at the top of the gate and connected to the gate. The lifting drive drives the gate to be lifted and lowered to complete the opening and closing. However, when the hydraulic gate is used for a long time, a lot of silt will accumulate on the upstream side of the gate. When the gate is opened, the silt will affect the drainage rate and even cause blockage. Utility Model Content

[0004] In order to overcome the technical defect of the existing hydraulic gate that drainage is easily affected by silt, the utility model provides an anti-clogging hydraulic gate.

[0005] The anti-clogging water conservancy gate provided by the utility model comprises:

[0006] The frame comprises a bottom beam, a top beam and two upright posts, wherein the upright posts are provided with mounting grooves on their surfaces facing the other upright posts;

[0007] The gate has left and right ends respectively placed in the mounting grooves of the two columns and slidably connected to the front groove wall of the mounting groove, and the rear surfaces of the left and right ends of the gate are provided with first meshing teeth;

[0008] A lifting drive member, which is mounted on the top beam and has an output end connected to the top of the gate;

[0009] Two sliding bars are provided and are respectively placed in the mounting grooves of the two columns, the sliding bars are slidably connected to the rear groove walls of the corresponding mounting grooves, and the front surface of the sliding bars is provided with second meshing teeth;

[0010] Linkage gears, which are provided with two and are rotatably mounted in the mounting grooves of the two columns respectively, the axes of the linkage gears are arranged left and right and mesh with the first meshing teeth and the second meshing teeth on the corresponding sides at the same time, and when the gate is in the upper limit position, the sliding bar is in the lower limit position;

[0011] The mounting beam is arranged on the left and right sides and connected to two sliding bars at both ends;

[0012] The stirring mechanism is arranged on the mounting beam and is suitable for crushing the sludge when the sliding bar is at the lower limit position.

[0013] The working principle of the anti-clogging water conservancy gate provided by the utility model is as follows:

[0014] During operation, the lifting drive drives the gate to lift and lower to open and close the gate; when the gate is in a closed state, the stirring mechanism, the mounting beam and the sliding bar are in the upper limit position; during the gate opening process, the first meshing tooth, the second meshing tooth and the linkage gear are linked to make the stirring mechanism, the mounting beam and the sliding bar move downward as a whole, and when the gate is in an open state, the stirring mechanism, the mounting beam and the sliding bar are in the lower limit position; at this time, the stirring assembly is started to crush the silt so that the silt can be washed away by the water flow to prevent blockage.

[0015] Optionally, the stirring mechanism comprises:

[0016] A stirring assembly, comprising a stirring shaft, a mounting plate and a stirring blade, wherein the stirring shaft is arranged vertically, the top end of the stirring shaft is rotatably connected to the mounting beam, and the bottom end is fixedly connected to the mounting plate, and a plurality of stirring blades are provided and all are fixed below the mounting plate;

[0017] A drive assembly is mounted on the mounting beam and is adapted to drive all agitator shafts.

[0018] Optionally, the bottom end of the stirring knife is configured as a pointed end and a plurality of blades are evenly distributed on the side.

[0019] Optionally, the stirring components are provided with N sets, N is an odd number and ≥3, and all the stirring components are distributed in the left-right direction.

[0020] Optionally, the driving component includes:

[0021] A waterproof motor, which is fixed on the mounting beam, and the output shaft of the waterproof motor is fixedly connected to the stirring shaft of the stirring assembly at the middle position;

[0022] A synchronous belt, which is provided with (N-1) pieces, and the synchronous belt is wound around the output shaft of the waterproof motor and the stirring shaft of the stirring assembly or around the stirring shafts of two adjacent sets of stirring assemblies;

[0023] The waterproof motor cooperates with the synchronous belt to drive the stirring shaft to rotate.

[0024] Optionally, the gate is slidably connected to the front groove wall of the installation groove through a first dovetail structure, and the sliding bar is slidably connected to the rear groove wall of the corresponding installation groove through a second dovetail structure.

[0025] Optionally, the lifting drive component is a hydraulic cylinder, the output shaft of the hydraulic cylinder passes through the top beam and the lower end is connected to the top of the gate.

[0026] Optionally, the lower end of the output shaft of the hydraulic cylinder is hinged to the top of the gate and the hinge shaft is arranged vertically.

[0027] Compared with the prior art, the technical solution provided by the utility model has the following advantages:

[0028] The anti-clogging water conservancy gate provided by the utility model is provided with a frame, a gate, a lifting drive, a sliding bar, a linkage gear, a mounting beam and a stirring mechanism. When the lifting drive drives the gate to rise, the gate will drive the sliding bar and the mounting beam and the stirring mechanism thereon to descend through the linkage gear. When the gate rises to the upper limit position, the sliding bar is in the lower limit position. At this time, the silt on the upstream side of the gate is broken by starting the stirring mechanism, so that the silt can be washed away by the running water to avoid clogging. Moreover, when the gate of the device is in a closed state, the stirring mechanism is in the upper limit position, which is located above the water surface, so that the stirring mechanism can be prevented from being in water for a long time and causing corrosion damage to the structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] The accompanying drawings herein are incorporated in and constitute a part of the specification, illustrate embodiments consistent with the present utility model, and together with the description, are used to explain the principles of the present utility model.

[0030] In order to more clearly illustrate the technical solutions in the embodiments of the utility model or the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, for ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0031] Figure 1 A schematic diagram showing an anti-clogging water conservancy gate in a closed state in an embodiment of the utility model;

[0032] Figure 2 A schematic diagram showing an anti-clogging water conservancy gate in an open state according to an embodiment of the utility model;

[0033] Figure 3 express Figure 2 Sectional view at AA in the middle;

[0034] Figure 4 express Figure 2 Cross-section at the middle BB;

[0035] Figure 5 express Figure 2 Cross-section at the middle CC;

[0036] Figure 6 A cross-sectional view showing a stirring blade in an embodiment of the present invention.

[0037] In the figure:

[0038] 1. Frame; 11. Bottom beam; 12. Top beam; 13. Column; 131. Mounting groove; 2. Gate; 21. First meshing tooth; 22. First dovetail structure; 3. Lifting drive member; 4. Sliding bar; 41. Second meshing tooth; 42. Second dovetail structure; 5. Linkage gear; 6. Mounting beam; 7. Stirring mechanism; 71. Stirring assembly; 711. Stirring shaft; 712. Mounting plate; 713. Stirring knife; 7131. Tip; 7132. Blade; 72. Driving assembly; 721. Waterproof motor; 722. Synchronous belt. DETAILED DESCRIPTION

[0039] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the scheme of the utility model will be further described below. It should be noted that the embodiments of the utility model and the features in the embodiments can be combined with each other without conflict.

[0040] In the description, it should be noted that the terms "first" and "second" are only used for descriptive purposes and should not be understood as indicating or implying relative importance. It should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be internal communication between two elements. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.

[0041] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein; obviously, the embodiments in the specification are only part of the embodiments of the present invention, rather than all of the embodiments.

[0042] The specific embodiments of the present utility model are described in detail below with reference to the accompanying drawings.

[0043] Reference Figures 1 to 3 This embodiment provides an anti-clogging water conservancy gate, including a frame 1, a gate 2, a lifting drive member 3, a sliding bar 4, a linkage gear 5, a mounting beam 6 and a stirring mechanism 7.

[0044] Among them, refer to Figure 2 and Figure 3 The frame 1 includes a bottom beam 11, a top beam 12 and two columns 13, and a mounting groove 131 is formed on a surface of each column 13 facing the other column 13.

[0045] Specifically, both ends of the bottom beam 11 and both ends of the bottom beam 11 are connected to two columns 13 respectively, and the bottom beam 11 and at least one of the bottom beam 11 and the column 13 are separate structures to facilitate the installation of the gate 2 and the sliding bar 4.

[0046] Among them, refer to Figures 2 to 4 The left and right ends of the gate 2 are respectively placed in the mounting grooves 131 of the two columns 13 and are slidably connected to the front groove walls of the mounting grooves 131 . The rear surfaces of the left and right ends of the gate 2 are provided with first meshing teeth 21 .

[0047] Specifically, Figure 4 As shown, the gate 2 is slidably connected to the front wall of the mounting groove 131 through the first dovetail structure 22. The first dovetail structure 22 only allows the gate 2 to slide up and down relative to the column 13, avoiding structural damage caused by structural looseness.

[0048] Among them, refer to Figure 1 The lifting drive member 3 is installed on the top beam 12 and the output end is connected to the top of the gate 2.

[0049] Specifically, the lifting drive member 3 is a hydraulic cylinder, the output end of the hydraulic cylinder passes through the top beam 12 and the lower end is connected to the top of the gate 2. The driving force of the hydraulic cylinder is relatively large, which can better meet the needs of lifting the gate 2.

[0050] More specifically, the lower end of the output shaft of the hydraulic cylinder is hinged to the top of the gate 2 and the hinge shaft is arranged vertically. Through the hinged setting, the gate 2 can rotate relative to the output shaft of the hydraulic cylinder, reducing the circumferential relative installation accuracy requirements of the gate 2 and the hydraulic cylinder, and the installation is more convenient and flexible.

[0051] Among them, refer to Figure 2 and Figure 5 Two sliding bars 4 are provided and are respectively placed in the installation grooves 131 of the two columns 13. The sliding bar 4 is slidably connected to the rear groove wall of the corresponding installation groove 131, and the front surface of the sliding bar 4 is provided with a second meshing tooth 41.

[0052] Specifically, the sliding bar 4 is slidably connected to the rear wall of the corresponding mounting groove 131 through the second dovetail structure 42. The second dovetail structure 42 only allows the sliding bar 4 to slide up and down relative to the column 13, avoiding structural damage caused by structural looseness.

[0053] Among them, refer to Figure 2 and Figure 3 There are two linkage gears 5 which are rotatably mounted in the mounting grooves 131 of the two columns 13 respectively. The axis of the linkage gear 5 is arranged left and right and meshes with the first meshing teeth 21 and the second meshing teeth 41 on the corresponding sides at the same time. When the gate 2 is in the upper limit position, the sliding bar 4 is in the lower limit position.

[0054] Specifically, a fixed shaft is provided at the bottom of the installation groove 131, and the linkage gear 5 is installed on the fixed shaft through a bearing. In addition, during actual installation, a limiting structure can be provided on both axial sides of the bearing to prevent the bearing from axial movement.

[0055] Among them, refer to Figure 2 and Figure 5 The mounting beams 6 are arranged on the left and right and both ends are connected to the two sliding bars 4 respectively.

[0056] Specifically, the mounting beam 6 is a box beam, and a space for accommodating the installation of components is provided inside, which facilitates the spatial arrangement of the stirring assembly 71 .

[0057] Among them, refer to Figure 2 good Figure 5 The stirring mechanism 7 is arranged on the mounting beam 6 and is suitable for crushing the sludge when the sliding bar 4 is at the lower limit position.

[0058] Specifically, Figure 2 As shown, the stirring mechanism 7 includes a stirring assembly 71 and a driving assembly 72; the stirring assembly 71 includes a stirring shaft 711, a mounting plate 712 and a stirring blade 713. The stirring shaft 711 is arranged vertically, the top end of the stirring shaft 711 is rotatably connected to the mounting beam 6, and the bottom end is fixedly connected to the mounting plate 712. There are multiple stirring blades 713 and they are all fixed below the mounting plate 712; the driving assembly 72 is installed on the mounting beam 6 and is suitable for driving all stirring shafts 711. When working, the driving assembly 72 drives the stirring shaft 711 to rotate, and the stirring shaft 711 drives the mounting plate 712 and the stirring blade 713 to rotate. The stirring blade 713 breaks up the sludge by rotating, so that the sludge can be washed away by the water flow to avoid clogging.

[0059] More specifically, Figure 6 As shown, the bottom end of the stirring blade 713 is set as a tip 7131 and the side is evenly distributed with a plurality of blades 7132. The bottom end of the stirring blade 713 is set as a tip 7131, which is convenient for the stirring blade 713 to be inserted into the sludge; the side of the stirring blade 713 is provided with blades 7132, which is convenient for the stirring blade 713 to break the sludge when rotating.

[0060] More specifically, there are N sets of stirring components 71 , where N is an odd number and is ≥3, and all stirring components 71 are distributed along the left-right direction.

[0061] More specifically, Figure 2 and Figure 5As shown, the driving component 72 includes a waterproof motor 721 and a synchronous belt 722; the waterproof motor 721 is fixed on the mounting beam 6, and the output shaft of the waterproof motor 721 is fixedly connected to the stirring shaft 711 of the stirring component 71 at the middle position; there are (N-1) synchronous belts 722, and the synchronous belts 722 are wound around the output shaft of the waterproof motor 721 and the stirring shaft 711 of the stirring component 71 or around the stirring shafts 711 of two adjacent sets of stirring components 71; the waterproof motor 721 and the synchronous belt 722 cooperate to drive the stirring shaft 711 to rotate. Figure 5 The middle stirring assembly 71 is provided with three sets, and the synchronous belts 722 are provided with two sets; in other embodiments, the stirring assembly 71 is provided with five sets, and the synchronous belts 722 are provided with four sets. When working, the output shaft of the waterproof motor 721 rotates, driving the stirring shaft 711 of the stirring assembly 71 in the middle position to rotate, and at the same time driving the stirring shafts 711 of other stirring assemblies 71 to rotate through the synchronous belts 722, so that one motor is used to drive all stirring shafts 711 to rotate, and the structure is simpler.

[0062] The above is only a specific implementation of the utility model, which enables those skilled in the art to understand or implement the utility model. Although detailed descriptions are given with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some or all of the technical features therein by equivalents; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments, and they should all be covered by the protection scope of the claims.

Claims

1. An anti-clogging water conservancy gate, characterized in that: include: A frame (1) comprising a bottom beam (11), a top beam (12) and two upright posts (13), wherein a mounting groove (131) is provided on a surface of each upright post (13) facing the other upright post (13); A gate (2), whose left and right ends are respectively placed in the mounting grooves (131) of the two uprights (13) and are slidably connected to the front groove walls of the mounting grooves (131), and the rear surfaces of the left and right ends of the gate (2) are provided with first meshing teeth (21); A lifting drive member (3) which is mounted on the top beam (12) and has an output end connected to the top of the gate (2); Two sliding bars (4) are provided and are respectively placed in the mounting grooves (131) of the two uprights (13); the sliding bars (4) are slidably connected to the rear groove wall of the corresponding mounting groove (131); and the front surface of the sliding bars (4) is provided with a second meshing tooth (41); Linkage gears (5), two of which are rotatably mounted in mounting grooves (131) of two uprights (13), the axes of the linkage gears (5) being arranged left and right and meshing with the first meshing teeth (21) and the second meshing teeth (41) on the corresponding sides at the same time, and when the gate (2) is in the upper limit position, the sliding bar (4) is in the lower limit position; A mounting beam (6) arranged on the left and right sides and having two ends respectively connected to the two sliding bars (4); A stirring mechanism (7) is arranged on the mounting beam (6) and is suitable for crushing sludge when the sliding bar (4) is at the lower limit position.

2. The anti-clogging water conservancy gate according to claim 1, characterized in that: The stirring mechanism (7) comprises: A stirring assembly (71), comprising a stirring shaft (711), a mounting plate (712) and a stirring blade (713), wherein the stirring shaft (711) is arranged vertically, the top end of the stirring shaft (711) is rotatably connected to the mounting beam (6), and the bottom end is fixedly connected to the mounting plate (712), and a plurality of stirring blades (713) are provided and are all fixed below the mounting plate (712); A drive assembly (72) is mounted on the mounting beam (6) and is suitable for driving all stirring shafts (711).

3. The anti-clogging water conservancy gate according to claim 2, characterized in that: The bottom end of the stirring knife (713) is configured as a pointed end (7131) and a plurality of blades (7132) are evenly distributed on the side.

4. The anti-clogging water conservancy gate according to claim 2, characterized in that: The stirring components (71) are provided with N sets, N is an odd number and is ≥3, and all the stirring components (71) are distributed in the left-right direction.

5. The anti-clogging water conservancy gate according to claim 4, characterized in that: The driving assembly (72) comprises: A waterproof motor (721) fixed on the mounting beam (6), wherein an output shaft of the waterproof motor (721) is fixedly connected to a stirring shaft (711) of a stirring assembly (71) at a middle position; A synchronous belt (722), wherein (N-1) synchronous belts (722) are provided, and the synchronous belts (722) are wound around the output shaft of the waterproof motor (721) and the stirring shaft (711) of the stirring assembly (71) or are wound around the stirring shafts (711) of two adjacent sets of stirring assemblies (71); The waterproof motor (721) cooperates with the synchronous belt (722) to drive the stirring shaft (711) to rotate.

6. The anti-clogging water gate according to any one of claims 1 to 5, characterized in that: The gate (2) is slidably connected to the front groove wall of the installation groove (131) via a first dovetail structure (22), and the sliding bar (4) is slidably connected to the rear groove wall of the corresponding installation groove (131) via a second dovetail structure (42).

7. The anti-clogging water gate according to any one of claims 1 to 5, characterized in that: The lifting drive member (3) is a hydraulic cylinder, the output shaft of which passes through the top beam (12) and the lower end of which is connected to the top of the gate (2).

8. The anti-clogging water conservancy gate according to claim 7, characterized in that: The lower end of the output shaft of the hydraulic cylinder is hinged to the top of the gate (2), and the hinge shaft is arranged vertically.

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