Trolley for repairing radial gate of hydropower station

Abstract

The utility model discloses a trolley for repairing a radial gate of a hydropower station, which comprises a moving trolley arranged on a dam body track on a dam body of the hydropower station in a sliding manner; the movable trolley comprises a lifting rack, an inclined rack is arranged on the upper portion of the lifting rack, a vertical mounting face is arranged on one side of the inclined rack, the vertical mounting face is connected with a horizontal rack, the horizontal rack is connected with a lifting assembly, and the lifting assembly comprises a steel wire rope assembly. The end part of the steel wire rope assembly is connected with at least one hanging basket, the hanging basket is provided with at least one electromagnetic chuck, and the electromagnetic chuck can be manually actuated with or separated from the radial gate; according to the repairing trolley, infrastructures such as tracks and protective guards of an existing power station are fully utilized, and the trolley which is high in safety, convenient to operate and easy to install is designed.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of water and electricity equipment overhauling equipment, especially relates to a trolley for repairing the radial gate of a hydropower station. BACKGROUND

[0002] The new policy navigation hub is a riverbed type power station, and the engineering hub is composed of a left bank water retaining dam section, a ship lock, a powerhouse, a three-hole sand flushing gate, a thirteen-hole flood discharge gate and a right bank earth and rock dam; wherein the sand flushing gate and the flood discharge gate are top-exposed type radial gates, each hole of the radial gate is connected by six gate leaves in an inter-joint welding mode, the radial gate has a size of 12*18.845m (width*length), and the radial gate is corroded due to its working characteristics and factors such as long-term immersion in water on the water-facing surface, and thus needs to be regularly subjected to corrosion prevention treatment. UTILITARY MODEL

[0003] The utility model provides a trolley for repairing the radial gate of a hydropower station, which overcomes the defects of the prior art.

[0004] A trolley for repairing the radial gate of a hydropower station, comprising a mobile trolley, wherein the mobile trolley is slidably arranged on a dam rail on a dam body of the hydropower station; the mobile trolley comprises a lifting frame, an upper portion of the lifting frame is provided with an inclined frame, one side of the inclined frame is provided with a vertical mounting surface, the vertical mounting surface is connected with a horizontal frame, the horizontal frame is connected with a hoisting assembly, the hoisting assembly comprises a steel wire rope assembly, the end portion of the steel wire rope assembly is connected with at least one hanging basket, the hanging basket is provided with at least one electromagnetic chuck, and the electromagnetic chuck can be manually operated to be attracted to or separated from the radial gate.

[0005] Further, a dam rail is arranged on the dam body, a lower portion of the horizontal frame is provided with a sliding rail, the sliding rail is slidably connected with a support frame, the support frame is provided with a pulley at the bottom, and the pulley is slidably connected with the upper portion of the dam rail.

[0006] Further, the horizontal frame comprises two support arms, the support arms are arranged at intervals along the moving direction of the mobile trolley, each support arm is connected with a support frame below, the sliding direction of the support frame is perpendicular to the moving direction of the mobile trolley, and the support frame is provided with a locking device.

[0007] Further, two electromagnetic suction cups are arranged on one side of the basket, the electromagnetic suction cup comprises a connecting rod and a suction cup, the connecting rod is fixedly connected with the basket, and the connecting rod and the suction cup are rotatably connected.

[0008] Further, the electromagnetic suction cup is provided with an adjusting handle, and the suction cup is provided with an electromagnet, and the on-off of the electromagnet is controlled through the adjusting handle.

[0009] Further, the moving trolley is provided with a trolley bottom plate, the trolley bottom plate is provided with a wire rope assembly winding motor, and the trolley bottom plate is provided with a counterweight and a control cabinet.

[0010] Further, the basket is provided with a control handle, the control handle is electrically connected with the control cabinet, and the control handle is used for controlling the movement of the moving trolley along the dam body track.

[0011] Further, the lifting frame comprises at least two lifting driving members, the bottom of the lifting driving member is arranged on the trolley bottom plate, and the upper portion of the lifting driving member is connected with the inclined frame.

[0012] Further, the lifting driving member is an electric push rod or a hydraulic cylinder, and the lifting frame further comprises a guide column, and the lifting driving member and the guide column jointly support the inclined frame.

[0013] Further, the basket comprises two baskets arranged along the moving direction of the moving trolley, the basket is provided with a hook assembly, and the hook assembly of one of the baskets is used for fixedly connecting with the other basket.

[0014] The utility model discloses a beneficial effect has: the utility model discloses the repair trolley utilizes the dam body track of existing power station large -scale line crane as the movement track of moving trolley, need not set up track alone, wherein, moving trolley sets up lifting frame, and the position of horizontal frame in vertical direction is convenient for adjusting, and the adaptability of repair trolley has been improved, simultaneously, the lower portion of the horizontal frame of moving trolley is provided with support frame, and the roller below the support frame is connected with the dam body rail on the dam body of existing power station, can be used for supporting horizontal frame part, and the safety of the staff in the basket has been improved, in addition, a plurality of electromagnetic suction cups are arranged on the basket, and the basket is stably connected with the gate through the electromagnetic suction cup during work, and the shaking of the basket is avoided, the utility model discloses the moving trolley makes full use of the track and protective fence of existing power station infrastructure, and designs a trolley with high safety, convenient operation and simple installation.

[0015] Other technical effects of the utility model are further described in the embodiments. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following will briefly describe the drawings needed in the embodiment description. Obviously, the described drawings are only a part of the embodiments of the present application, not all the embodiments, and the person skilled in the art can obtain other design schemes and drawings according to these drawings without creative labor.

[0017] Figure 1 It is a working state overall schematic view of the repair trolley of the present application.

[0018] Figure 2 It is a working state lateral schematic view of the repair trolley of the present application.

[0019] Figure 3 It is a whole structure schematic of the repair trolley of the present application Figure 1 ;

[0020] Figure 4 It is a whole structure schematic of the repair trolley of the present application Figure 2 ;

[0021] Figure 5 It is a whole structure lateral schematic view of the repair trolley of the present application.

[0022] The figure mark explanation: 100-mobile trolley;110-trolley bottom plate;120-lift frame;130-inclined frame;140-horizontal frame;141-slideway;150-hoisting assembly;151-steel wire rope support;152-steel wire rope assembly;160-support frame;170-counterweight;180-control cabinet;200-hanging basket;210-electromagnetic chuck;300-arc-shaped gate;400-dam body handrail;500-power station dam body;600-dam body track. DETAILED DESCRIPTION

[0023] The technical solutions of the present application will be described clearly and completely in combination with the drawings. Obviously, the described embodiments are a part of the embodiments of the present application, not all the embodiments. Therefore, all the other embodiments obtained by the person skilled in the art based on the embodiments in the present application without creative labor, belong to the protection scope of the present application.

[0024] It should be noted that all the connection relations mentioned in the text, not only means that the components are directly connected, but also means that the better connection structure can be composed by adding or reducing the connecting auxiliary parts according to the specific implementation situation;In the case of no conflict, the embodiments in the present application and the features and technical solutions in the embodiments can be combined with each other. In addition, the terms "first", "second", "upper end", "lower end", "inner end", "outer end" and the like are only used for distinction and description, and cannot be understood as indicating or implying relative importance.

[0025] A trolley for repairing arc gates in hydropower stations, such as Figures 1-5 As shown, the system includes a mobile trolley 100, which is slidably mounted on a dam track 600 on the dam body 500. The mobile trolley 100 includes a lifting frame 120, with an inclined frame 130 mounted on its upper part. A vertical mounting surface is provided on one side of the inclined frame 130, and a horizontal frame 140 is connected to the vertical mounting surface. A lifting assembly 150 is connected to the horizontal frame 140, which includes a wire rope bracket 151 and a wire rope assembly 152. At least one suspended basket 200 is connected to the end of the wire rope assembly 152, and the suspended basket 200 is equipped with at least one electromagnetic chuck 210. The electromagnetic chuck 210 can be manually operated to engage or disengage from the arc-shaped gate 300. The inclined frame 130 is primarily used to securely connect to the horizontal frame 140, allowing for a longer extension length of the horizontal frame 140, thus increasing the operating range.

[0026] Furthermore, a dam railing 400 is installed on the power station dam body 500, and a slide rail 141 is installed at the lower part of the horizontal frame 140. The slide rail 141 is slidably connected to a support frame 160, and the bottom of the support frame 160 has pulleys that are slidably connected to the upper part of the dam railing 400. The dam railing 400 is a safety protection facility installed on the power station dam body to prevent personnel from falling into the water. The dam railing 400 is located on the side near the arc-shaped gate 300. This repair trolley fully utilizes the dam railing 400 to support the horizontal frame 140, improving its stability. Simultaneously, the pulleys at the bottom of the support frame 160 are used to synchronize the movement of the moving trolley 100. The purpose of the slide rail 141 is to adjust the extension distance of the support frame 160 along the horizontal frame 140, thereby facilitating the connection between the support frame 160 and the dam railing 400.

[0027] Furthermore, the inclined frame 130 includes multiple inclined profiles and vertically arranged profiles. Multiple wire rope pulleys are provided on the inclined frame 130 for supporting and guiding the wire rope assembly 152. The wire rope assembly 152 extends to the horizontal frame 140 and is intermediately connected via a wire rope bracket 151, thereby enabling the wire rope assembly 152 to adjust the lifting height of the suspended platform 200. The wire rope bracket 151 includes pulley blocks commonly used in the existing lifting field, guiding the wire rope through the pulley blocks; this is prior art and will not be described in detail here.

[0028] Further, the horizontal frame 140 comprises two supporting arms which are arranged at intervals along the moving direction of the moving trolley 100, and each of the supporting arms is connected with a supporting frame 160 below, the sliding direction of the supporting frame 160 is perpendicular to the moving direction of the moving trolley 100, and the supporting frame 160 is provided with a locking device which is mainly used for locking after the supporting frame 160 is adjusted to the position of the sliding rail 141.

[0029] Further, the hanging basket 200 is provided with two electromagnetic suction cups 210 at intervals on one side, the electromagnetic suction cup 210 comprises a connecting rod and a suction cup, the connecting rod is fixedly connected with the hanging basket 200, and the connecting rod and the suction cup are rotatably connected. Specifically, as shown in Figure 2 、 Figure 5 Since the maintenance surface of the arc gate 300 is an arc surface, in order to ensure that the hanging basket 200 can be reliably connected with the arc gate 300, the connecting rod and the suction cup are rotatably connected, preferably connected by using a ball joint structure, so that universal adjustment can be realized, the hanging basket 200 and the arc gate 300 are better connected, and the safety of the operation is improved.

[0030] Further, the electromagnetic suction cup 210 is provided with an adjusting handle which is equivalent to an operating switch of the electromagnetic suction cup 210, and the suction cup is provided with an electromagnet, and the on-off of the electromagnet is controlled by the adjusting handle.

[0031] Further, the moving trolley 100 is provided with a trolley bottom plate 110, the trolley bottom plate 110 is provided with a steel wire rope assembly 152 winding motor, and the trolley bottom plate 110 is provided with a counterweight 170 and a control cabinet 180; wherein the bottom of the trolley bottom plate 110 is provided with a roller which is rollingly connected with the dam rail 600, and the roller is driven by a motor on the trolley bottom plate 110 through a transmission mechanism (not shown), and the driving mode is an existing driving mode which has the ability to lock the roller.

[0032] Further, the hanging basket 200 is provided with a control handle which is electrically connected with the control cabinet 180, and the control handle is used for controlling the movement of the moving trolley 100 along the dam rail 600, so as to facilitate the position control of the moving trolley 100 by the staff in the hanging basket 200.

[0033] Further, the lifting frame 120 comprises at least two lifting driving members, which can also be four lifting driving members, the bottom of the lifting driving member is arranged on the trolley bottom plate 110, and the upper part of the lifting driving member is connected with the inclined frame 130, and the lifting driving member is used for adjusting the position of the inclined frame 130 and the horizontal frame 140 on the upper part of the moving trolley 100 in the vertical direction, so as to facilitate the connection of the supporting frame 160 and the dam rail 400.

[0034] Further, the lifting driving member is an electric push rod or a hydraulic cylinder, and the lifting frame 120 further comprises guide columns, and the lifting driving member and the guide columns jointly support the tilting frame 130.

[0035] Further, the hanging baskets 200 are arranged along the moving direction of the moving trolley 100, and the hanging baskets 200 are provided with hook assemblies, and the hook assembly of one of the hanging baskets 200 is used to be fixedly connected with the other hanging basket 200, so that multiple persons can simultaneously work.

[0036] The utility model discloses a repair trolley utilizes the dam body track of existing power station large -scale row to hang as the movement track of moving trolley, need not set track alone, wherein, moving trolley is provided with lifting frame, and the position of horizontal frame in vertical direction is adjusted conveniently, and the adaptability of repair trolley is improved, simultaneously, the lower part of horizontal frame of moving trolley is provided with support frame, and the roller of support frame lower part is connected with the dam body handrail on existing power station dam body, can be used to support horizontal frame part, improves the security of staff in the basket, in addition, a plurality of electromagnetic chuck are arranged on the basket, and the basket is stably connected with the gate through electromagnetic chuck when working, and the shaking of the basket is avoided, the utility model discloses a moving trolley fully utilizes the track and guard rail of existing power station and other infrastructure, and designs a trolley with high security, convenient operation and simple installation.

[0037] It should be noted that the above-mentioned embodiments are intended to exemplify the technical solutions of the utility model, and are exemplary modes of the claims of the utility model, but not limitations of the claims. Although the above-mentioned embodiments have been described in detail, those skilled in the art should understand that they can still modify the technical solutions recorded in the above-mentioned embodiments, or make equivalent replacement to part or all of the technical features, and the modification or replacement does not make the essence of the corresponding technical solution deviate from the scope of the technical solutions of the embodiments of the utility model.

Claims

1. A trolley for repairing an arc gate of a hydroelectric power station, comprising a mobile trolley, characterized in that, The mobile trolley is slidably arranged on the dam rail on the dam body of the power station; the mobile trolley comprises a lifting frame, the upper portion of the lifting frame is provided with an inclined frame, one side of the inclined frame is provided with a vertical mounting surface, the vertical mounting surface is connected with a horizontal frame, the horizontal frame is connected with a hoisting assembly, the hoisting assembly comprises a steel wire rope assembly, the end of the steel wire rope assembly is connected with at least one hanging basket, the hanging basket is provided with at least one electromagnetic suction cup, the electromagnetic suction cup can be manually operated to be attracted to or separated from the radial gate.

2. The trolley for repairing the radial gate of a hydroelectric power station according to claim 1, characterized in that, The dam body of the power station is provided with a dam rail, the lower portion of the horizontal frame is provided with a sliding rail, the sliding rail is slidably connected with a support frame, the bottom of the support frame is provided with a pulley, and the pulley is slidably connected with the upper portion of the dam rail.

3. The trolley for repairing the radial gate of a hydroelectric power station according to claim 2, characterized in that, The horizontal frame comprises two supporting arms, the supporting arms are arranged at intervals along the moving direction of the mobile trolley, one support frame is connected below each supporting arm, the sliding direction of the support frame is perpendicular to the moving direction of the mobile trolley, and the support frame is provided with a locking device.

4. The trolley for repairing the radial gate of a hydroelectric power station according to claim 1, characterized in that, Two electromagnetic suction cups are arranged at intervals on one side of the hanging basket, the electromagnetic suction cup comprises a connecting rod and a suction cup, the connecting rod is fixedly connected with the hanging basket, and the connecting rod and the suction cup are rotatably connected.

5. The trolley for repairing the radial gate of a hydroelectric power station according to claim 4, characterized in that, The electromagnetic suction cup is provided with an adjusting handle, the suction cup is provided with an electromagnet, and the on-off of the electromagnet is controlled through the adjusting handle.

6. The trolley for repairing the radial gate of a hydroelectric power station according to claim 2, characterized in that, The mobile trolley is provided with a trolley bottom plate, the trolley bottom plate is provided with a steel wire rope assembly winding motor, and the trolley bottom plate is provided with a counterweight and a control cabinet.

7. The trolley for repairing the radial gate of a hydroelectric power station according to claim 6, characterized in that, The hanging basket is provided with a control handle, the control handle is electrically connected with the control cabinet, and the control handle is used to control the movement of the mobile trolley along the dam rail.

8. The trolley for repairing the radial gate of a hydroelectric power station according to claim 6, characterized in that, The lifting frame comprises at least two lifting driving members, the bottom of the lifting driving member is arranged on the trolley bottom plate, and the upper portion of the lifting driving member is connected with the inclined frame.

9. The trolley for rehabilitating the radial gate of a hydroelectric power plant according to claim 8, characterized in that, The lifting driving member is an electric push rod or a hydraulic cylinder, and the lifting frame further comprises a guide column, and the lifting driving member and the guide column jointly support the inclined frame.

10. The trolley for repairing the radial gate of a hydroelectric power station according to claim 1, characterized in that, The hanging basket comprises two hanging baskets arranged along the moving direction of the mobile trolley, the hanging basket is provided with a hook assembly, and the hook assembly of one of the hanging baskets is used to be fixedly connected with the other hanging basket.

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