CN114837140A - Water conservancy water and electricity gate opening hoisting device with buffering effect - Google Patents
Water conservancy water and electricity gate opening hoisting device with buffering effect Download PDFInfo
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- CN114837140A CN114837140A CN202210284628.3A CN202210284628A CN114837140A CN 114837140 A CN114837140 A CN 114837140A CN 202210284628 A CN202210284628 A CN 202210284628A CN 114837140 A CN114837140 A CN 114837140A
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- support
- gate
- supporting
- cam plate
- buffer
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B7/00—Barrages or weirs; Layout, construction, methods of, or devices for, making same
- E02B7/20—Movable barrages; Lock or dry-dock gates
- E02B7/26—Vertical-lift gates
- E02B7/36—Elevating mechanisms for vertical-lift gates
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Abstract
The embodiment of the invention relates to the technical field of hydraulic engineering, and particularly discloses a hydraulic and hydroelectric gate lifting device with a buffering effect, which comprises: the lifting mechanism comprises a traction rope, one end of the traction rope is connected with the gate, the other end of the traction rope is wound on a winding wheel, and the winding wheel is driven to rotate through a forward and reverse rotation servo motor; buffer gear, buffer gear include with the support dwang of rolling wheel linkage, be provided with the first buffer support piece of at least one and the second buffer support piece of at least one on the support dwang, first buffer support piece with the orientation of second buffer support piece is different. The gate lifting device provided by the invention can stably lift the gate by using the traction rope, and when the traction rope is broken, the buffer mechanism can buffer and support the gate which moves downwards quickly, so that the danger is reduced.
Description
Technical Field
The invention relates to the technical field of hydraulic engineering, in particular to a lifting device for a water conservancy and hydropower gate with a buffering effect.
Background
The water conservancy and hydropower gate is one of important components of a hydraulic structure, can close an opening of the structure according to requirements, can also fully or partially open the opening, and is used for adjusting water levels and flow rates of upstream and downstream, so that benefits such as flood control, irrigation, water supply, power generation, navigation, raft crossing by trees and the like are obtained, floaters, silt, ice blocks and the like can be removed, or necessary conditions are provided for overhauling related structures and equipment.
If disclose and a water conservancy water and electricity gate hoisting device in the patent document with publication number CN 111021314A, including the mount, the mount sets up the top at the gate, the lifting rope on gate top passes the mount and walks around the fixed pulley and then passes the mount once more and be connected with the balancing pole, the rectangular hole of the vertical setting of mount is passed at the balancing pole both ends, the balancing pole right-hand member is equipped with the gate rack vertically, gate rack joint is in the slide rail of elevating system inner wall, the elevating system middle section still is equipped with hand gear, hand gear and gate rack toothing, gate rack hand gear pivot is connected with the crank, the both ends of balancing pole are equipped with the balancing weight.
As disclosed in patent document CN 113550275a, a lifting device for a water conservancy and hydropower gate comprises a connecting frame, a gate placing groove is arranged in the connecting frame, a gate body is arranged in the gate placing groove, a connecting lug is arranged at the top of the gate body, the connecting lug is connected with a lifting mechanism, the lifting mechanism comprises a pulling rope connected with the connecting lug, and the pulling rope is wound on a connecting roller; a second connecting groove and a drainage window are arranged in the gate body, a drainage mechanism is arranged in the gate body and comprises a sealing plate, connecting components are arranged at two ends of the sealing plate, and a second driving component is arranged at the outer ends of the connecting components; the sealing plate is internally provided with a water outlet, the water outlet is connected with the sealing block through a second rotating shaft, the second rotating shaft is connected with each other through a transmission assembly, and a third driving assembly is installed on the second rotating shaft at one end.
Still as disclose water conservancy water and electricity gate hoisting device in the patent document of publication No. CN 211171857U, work through driving motor, make the first transverse gear on the motor output end rotate, first transverse gear drives first vertical gear again and rotates, thereby make whole bull stick rotatory, the second vertical gear at bull stick both ends drives second transverse gear and rotates, make the screw thread rotary drum rotatory inside the bearing, the screw thread rotary drum rotates the in-process, its inside screw thread lifting bar receives screw thread thrust and goes up and down, make the promotion gate of screw thread lifting bar below can realize freely rising and down, whole device drives two screw thread lifting bars through a motor and goes up and down in step.
However, the lifting device for the gate provided by the scheme has the problems of breakage of the traction rope, failure of the thread thrust and the like in the actual use process regardless of the mode of the traction rope or the mode of the thread thrust, so that the risk of accidental falling of the gate at a high position is easily caused, and the safety of the gate lifting device is reduced.
Disclosure of Invention
The invention aims to provide a water conservancy and hydropower gate lifting device with a buffering effect so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions.
A water conservancy and hydropower gate lifting device with buffering effect comprises:
the lifting mechanism is used for adjusting the height position of the gate on the bracket; the lifting mechanism comprises a traction rope, one end of the traction rope is connected with the gate, the other end of the traction rope is wound on a winding wheel, and the winding wheel is driven to rotate by a forward and reverse rotation servo motor;
the buffer mechanism is used for buffering and supporting the falling gate; buffer gear include with the support dwang of rolling wheel linkage, be provided with the first buffer support piece of at least one and the second buffer support piece of at least one on the support dwang, first buffer support piece with the orientation of second buffer support piece is different.
In an embodiment of the present invention, the second buffer supporting part includes a fixed seat fixedly installed on the supporting rotating rod, the second buffer supporting part further includes a cam plate, the cam plate is slidably sleeved on the supporting rotating rod up and down, and the cam plate is in support connection with the fixed seat through a buffer spring.
In one embodiment of the present invention, the first cushioning support member includes a cam plate that is oriented differently than a cam plate of the second cushioning support member.
In one embodiment provided by the present invention, the cam plate includes a round portion and a convex portion; a connecting support plate is fixedly mounted at the top of the gate, a supporting channel is formed in the connecting support plate, and the width of the supporting channel is larger than the diameter of the circular part of the cam plate; the convex portion of the cam plate is longer than the width of the support passage and the convex portion of the cam plate is shorter than the length of the support passage, it being understood that the cam plate can be rotated when the support rotating lever is rotated, and the cam plate passes through the support passage under the elastic coupling of the buffer spring when the cam plate is rotated to the state where the convex portion is aligned with the long side of the support passage.
In an embodiment of the invention, an output shaft is mounted on an output shaft of the forward and reverse rotation servo motor, and the winding wheel is fixedly mounted on the output shaft, so that when the forward and reverse rotation servo motor is started, the rotation direction of the output shaft of the forward and reverse rotation servo motor is controlled to wind or unwind the traction rope by using the winding wheel.
In one embodiment provided by the invention, a fixed support plate is fixedly arranged on the bracket, and the support rotating rod is rotatably arranged on the fixed support plate; the support dwang with connect through gear engagement mode transmission between the output shaft, wherein, output shaft tip fixed mounting has drive gear, the tip of support dwang install with drive gear engaged with driven bevel gear, wherein, drive gear includes awl tooth portion, driven bevel gear with mesh between the awl tooth portion, consequently, when utilizing just reversing servo motor drive output shaft rotatory, can the synchronous drive support dwang rotatory.
In one embodiment provided by the invention, the gate is further provided with a connecting rope sleeve, and one end part of the traction rope is connected and arranged on the connecting rope sleeve.
In one embodiment of the present invention, the gate lifting device further includes:
the rope homogenizing mechanism is used for homogenizing the traction rope wound on the winding wheel and comprises an adjusting screw rod linked with the output shaft, a movable seat is arranged on the adjusting screw rod in a threaded connection mode, a rope guide seat is fixedly connected to the movable seat, the traction rope penetrates through the rope guide seat, therefore, the rotating winding wheel winds the traction rope when the output shaft is driven by a forward and reverse servo motor to rotate to drive the winding wheel to rotate, meanwhile, the rotating output shaft also drives the adjusting screw rod to rotate, as the movable seat is arranged on the adjusting screw rod in a threaded connection mode, the rotating adjusting screw rod also synchronously drives the movable seat to move to further drive the rope guide seat to guide the traction rope, and the winding position of the traction rope on the winding wheel is continuously changed, the uniform winding of the traction rope on the winding wheel is facilitated.
In one embodiment provided by the invention, a supporting top beam is fixedly arranged at the top of the support, and the positive and negative rotation servo motor is fixedly arranged on the supporting top beam; the top of the bracket is also fixedly provided with a supporting upright post, and the adjusting screw rod is rotatably arranged on the supporting upright post; drive gear still includes straight-tooth portion, driven spur gear is installed to accommodate the lead screw tip, driven spur gear with mesh between the straight-tooth portion, consequently, just reverse servo motor drive output shaft rotates to when driving gear rotates, under the meshing effect of straight-tooth portion and driven spur gear, it is rotatory to have driven accommodate the lead screw.
In an embodiment provided by the invention, the top of the support column is also fixedly provided with a guide plate, the movable seat is fixedly provided with a guide block matched with the guide plate, and the guide block is arranged on the guide plate in a sliding manner, so that the guide block cannot be driven to rotate when the adjusting screw rod rotates.
Compared with the prior art, when the gate lifting device provided by the invention drives the winding wheel to rotate by using the forward and reverse servo motor, the traction rope can be wound or unwound according to the rotating direction of the winding wheel, wherein:
in the winding process, the gate is lifted upwards, at the moment, the connecting support plate has a process of lifting the cam plate above the connecting support plate upwards, in the process of moving the connecting support plate upwards, the supporting rotating rod is in a rotating process, and the cam plate can only pass through the supporting channel when the convex part of the cam plate is aligned with the long side of the supporting channel, so that when the connecting support plate lifts the cam plate upwards, the buffer spring is stretched until the convex part of the cam plate is aligned with the long side of the supporting channel, the restoring force of the buffer spring enables the cam plate to pass through the supporting channel, and therefore, in the process of lifting the gate upwards in the winding process, the first buffer support piece and the second buffer support piece do not influence the lifting process of the gate;
in the unreeling process, the gate moves downwards under the action of the gravity of the gate, when the traction rope is broken, the gate moves downwards quickly, and at the moment, the cam plates included by the first buffering supporting piece and the second buffering supporting piece are different in orientation, so that the buffering mechanism can buffer and support the gate moving downwards quickly, and the danger is reduced.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention.
Fig. 1 is a schematic structural diagram of a water conservancy and hydropower gate lifting device with a buffering effect according to an embodiment of the invention;
FIG. 2 is a schematic view of a portion A of FIG. 1;
FIG. 3 is a schematic view of a portion of the enlarged structure at B in FIG. 1;
FIG. 4 is a partial top view of a cushioning support provided in accordance with an embodiment of the present invention;
fig. 5 is a partial structural schematic view of a guide rope assembly according to an embodiment of the present invention.
In the accompanying fig. 1-5: 100. a support; 101. supporting a top beam; 200. a positive and negative rotation servo motor; 201. an output shaft; 202. a drive gear; 2021. a straight tooth portion; 2022. a bevel gear part; 300. a winding wheel; 400. supporting the rotating rod; 401. a first cushioning support; 402. a second cushioning support; 4021. a cam plate; 4022. a fixed seat; 4023. a buffer spring; 403. fixing a support plate; 404. a driven bevel gear; 500. a hauling rope; 600. adjusting the screw rod; 601. supporting the upright post; 602. a guide plate; 603. a movable seat; 604. a guide block; 605. a rope guide seat; 606. a driven spur gear; 700. a gate; 701. connecting a rope sleeve; 702. connecting the support plate; 703. supporting the channel.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, 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 merely illustrative of the invention and are not intended to limit the invention.
Example 1
In one embodiment of the invention, as shown in fig. 1, a water conservancy and hydropower gate lifting device with a buffering effect comprises:
a lifting mechanism for adjusting the height position of the gate 700 on the support 100; the lifting mechanism comprises a traction rope 500, one end of the traction rope 500 is connected with the gate 700, the other end of the traction rope 500 is wound on a winding wheel 300, and the winding wheel 300 is driven to rotate by a forward and reverse rotation servo motor 200;
the buffer mechanism is used for buffering and supporting the falling gate 700; the buffer mechanism comprises a supporting rotating rod 400 linked with the winding wheel 300, at least one first buffer support part 401 and at least one second buffer support part 402 are arranged on the supporting rotating rod 400, and the orientation of the first buffer support part 401 is different from that of the second buffer support part 402.
Specifically, with continued reference to fig. 1, fig. 3 and fig. 4, the first buffering support 401 and the second buffering support 402 according to the embodiment of the present invention have the same structure, and the first buffering support 401 and the second buffering support 402 have different orientations, and the structure of the second buffering support 402 will be described in detail below.
Preferably, in a specific implementation of the second buffering support 402 provided in the embodiment of the present invention, the second buffering support 402 includes a fixed seat 4022 fixedly installed on the supporting rotating rod 400, the second buffering support 402 further includes a cam plate 4021, the cam plate 4021 is slidably sleeved on the supporting rotating rod 400 up and down, and the cam plate 4021 is in supporting connection with the fixed seat 4022 through a buffering spring 4023.
Specifically, in the embodiment of the present invention, the first cushion supporter 401 and the second cushion supporter 402 are different in that the cam plates 4021 of the two are oriented differently.
Further, in the embodiment of the present invention, the cam plate 4021 includes a round portion and a convex portion.
Referring to fig. 1, in the embodiment of the present invention, a connecting support plate 702 is fixedly installed on the top of the gate 700, a supporting channel 703 is formed on the connecting support plate 702, and the width of the supporting channel 703 is greater than the diameter of the circular portion of the cam plate 4021; the convex portions of the cam plate 4021 are longer than the width of the support channel 703 and the convex portions of the cam plate 4021 are shorter than the length of the support channel 703. it can be understood that the cam plate 4021 can be driven to rotate when the support rotating lever 400 is rotated, and the cam plate 4021 passes through the support channel 703 under the elastic connection of the buffer spring 4023 when the cam plate 4021 is rotated to align the convex portions with the long sides of the support channel 703.
Therefore, in the specific use of the gate lifting device provided in the embodiment of the present invention, when the winding wheel 300 is driven to rotate by the forward and reverse rotation servo motor 200, the pulling rope 500 can be wound or unwound according to the rotation direction of the winding wheel 300, wherein:
in the winding process, the shutter 700 is lifted upward, at this time, the connecting fulcrum plate 702 has a process of lifting up the cam plate 4021 located above, in the process of moving up the connecting fulcrum plate 702 while the support rotating rod 400 is in a rotating process, the cam plate 4021 can pass through the support passage 703 only when the convex portion of the cam plate 4021 is aligned with the long side of the support passage 703, and therefore, when the connecting fulcrum plate 702 lifts up the cam plate 4021, the buffer spring 4023 is stretched until the convex portion of the cam plate 4021 is aligned with the long side of the support passage 703, the restoring force of the buffer spring 4023 causes the cam plate 4021 to pass through the support passage 703, and therefore, in the process of lifting up the shutter 700 in the winding process, the first buffer support 401 and the second buffer support 402 do not affect the lifting process of the shutter 700;
in the unwinding process, the gate 700 moves downward under the action of its own weight, and when the pull rope 500 is broken, the gate 700 moves downward quickly, and at this time, because the directions of the cam plates 4021 included in the first buffering support 401 and the second buffering support 402 are different, the buffering mechanism can buffer and support the gate 700 moving downward quickly, thereby reducing the risk.
Example 2
In one embodiment of the invention, as shown in fig. 1, a water conservancy and hydropower gate lifting device with a buffering effect comprises:
a lifting mechanism for adjusting the height position of the gate 700 on the support 100; the lifting mechanism comprises a traction rope 500, one end of the traction rope 500 is connected with the gate 700, the other end of the traction rope 500 is wound on a winding wheel 300, and the winding wheel 300 is driven to rotate by a forward and reverse rotation servo motor 200;
the buffer mechanism is used for buffering and supporting the falling gate 700; the buffer mechanism comprises a supporting rotating rod 400 linked with the winding wheel 300, at least one first buffer support part 401 and at least one second buffer support part 402 are arranged on the supporting rotating rod 400, and the orientation of the first buffer support part 401 is different from that of the second buffer support part 402.
Specifically, with continued reference to fig. 1, fig. 3 and fig. 4, the first buffering support 401 and the second buffering support 402 according to the embodiment of the present invention have the same structure, and the first buffering support 401 and the second buffering support 402 have different orientations, and the structure of the second buffering support 402 will be described in detail below.
Preferably, in a specific implementation of the second buffering support 402 provided in the embodiment of the present invention, the second buffering support 402 includes a fixed seat 4022 fixedly installed on the supporting rotating rod 400, the second buffering support 402 further includes a cam plate 4021, the cam plate 4021 is slidably sleeved on the supporting rotating rod 400 up and down, and the cam plate 4021 is in supporting connection with the fixed seat 4022 through a buffering spring 4023.
Specifically, in the embodiment of the present invention, the first buffering supporting member 401 and the second buffering supporting member 402 are different in the orientation of the cam plates 4021.
Further, in the embodiment of the present invention, the cam plate 4021 includes a round portion and a convex portion.
Referring to fig. 1, in the embodiment of the present invention, a connecting support plate 702 is fixedly installed on the top of the gate 700, a supporting channel 703 is formed on the connecting support plate 702, and the width of the supporting channel 703 is greater than the diameter of the circular portion of the cam plate 4021; the convex portions of the cam plate 4021 are longer than the width of the support channel 703 and the convex portions of the cam plate 4021 are shorter than the length of the support channel 703. it can be understood that the cam plate 4021 can be driven to rotate when the support rotating lever 400 is rotated, and the cam plate 4021 passes through the support channel 703 under the elastic connection of the buffer spring 4023 when the cam plate 4021 is rotated to align the convex portions with the long sides of the support channel 703.
Therefore, in the specific use of the gate lifting device provided in the embodiment of the present invention, when the winding wheel 300 is driven to rotate by the forward and reverse rotation servo motor 200, the pulling rope 500 can be wound or unwound according to the rotation direction of the winding wheel 300, wherein:
in the winding process, the shutter 700 is lifted upward, at this time, the connecting fulcrum plate 702 has a process of lifting up the cam plate 4021 located above, in the process of moving up the connecting fulcrum plate 702 while the support rotating rod 400 is in a rotating process, the cam plate 4021 can pass through the support passage 703 only when the convex portion of the cam plate 4021 is aligned with the long side of the support passage 703, and therefore, when the connecting fulcrum plate 702 lifts up the cam plate 4021, the buffer spring 4023 is stretched until the convex portion of the cam plate 4021 is aligned with the long side of the support passage 703, the restoring force of the buffer spring 4023 causes the cam plate 4021 to pass through the support passage 703, and therefore, in the process of lifting up the shutter 700 in the winding process, the first buffer support 401 and the second buffer support 402 do not affect the lifting process of the shutter 700;
in the unwinding process, the gate 700 moves downward under the action of its own weight, and when the pull rope 500 is broken, the gate 700 moves downward quickly, and at this time, because the directions of the cam plates 4021 included in the first buffering support 401 and the second buffering support 402 are different, the buffering mechanism can buffer and support the gate 700 moving downward quickly, thereby reducing the risk.
Referring to fig. 1, in the embodiment of the present invention, an output shaft 201 is installed on an output shaft of the forward and reverse servo motor 200, and the winding wheel 300 is fixedly installed on the output shaft 201, so that when the forward and reverse servo motor 200 is started, the winding wheel 300 is used to wind or unwind the traction rope 500 by controlling the rotation direction of the output shaft of the forward and reverse servo motor 200.
Referring to fig. 1, fig. 3 and fig. 4, in the embodiment of the present invention, a fixing plate 403 is fixedly installed on the bracket 100, and the rotating support rod 400 is rotatably installed on the fixing plate 403.
Further, the supporting rotating rod 400 is in transmission connection with the output shaft 201 through a gear meshing manner, wherein the end portion of the output shaft 201 is fixedly provided with the driving gear 202, the end portion of the supporting rotating rod 400 is provided with the driven bevel gear 404 meshed with the driving gear 202, wherein the driving gear 202 comprises a bevel gear portion 2022, and the driven bevel gear 404 is meshed with the bevel gear portion 2022, so that when the output shaft 201 is driven to rotate by the forward and reverse rotation servo motor 200, the supporting rotating rod 400 can be synchronously driven to rotate.
Further, in the embodiment of the present invention, a connecting rope socket 701 is further installed on the gate 700, and one end of the pulling rope 500 is connected and installed on the connecting rope socket 701.
Example 3
In one embodiment of the invention, as shown in fig. 1, the invention provides a water conservancy and hydropower gate lifting device with a buffering effect, which comprises:
a lifting mechanism for adjusting the height position of the gate 700 on the support 100; the lifting mechanism comprises a traction rope 500, one end of the traction rope 500 is connected with the gate 700, the other end of the traction rope 500 is wound on a winding wheel 300, and the winding wheel 300 is driven to rotate by a forward and reverse rotation servo motor 200;
the buffer mechanism is used for buffering and supporting the falling gate 700; the buffer mechanism comprises a supporting rotating rod 400 linked with the winding wheel 300, at least one first buffer support part 401 and at least one second buffer support part 402 are arranged on the supporting rotating rod 400, and the orientation of the first buffer support part 401 is different from that of the second buffer support part 402.
Specifically, with continued reference to fig. 1, fig. 3 and fig. 4, the first buffering support 401 and the second buffering support 402 according to the embodiment of the present invention have the same structure, and the first buffering support 401 and the second buffering support 402 have different orientations, and the structure of the second buffering support 402 will be described in detail below.
Preferably, in a specific implementation of the second buffering support 402 provided in the embodiment of the present invention, the second buffering support 402 includes a fixed seat 4022 fixedly installed on the supporting rotating rod 400, the second buffering support 402 further includes a cam plate 4021, the cam plate 4021 is slidably sleeved on the supporting rotating rod 400 up and down, and the cam plate 4021 is in supporting connection with the fixed seat 4022 through a buffering spring 4023.
Specifically, in the embodiment of the present invention, the first cushion supporter 401 and the second cushion supporter 402 are different in that the cam plates 4021 of the two are oriented differently.
Further, in the embodiment of the present invention, the cam plate 4021 includes a round portion and a convex portion.
Referring to fig. 1, in the embodiment of the present invention, a connecting support plate 702 is fixedly installed on the top of the gate 700, a supporting channel 703 is formed on the connecting support plate 702, and the width of the supporting channel 703 is greater than the diameter of the circular portion of the cam plate 4021; the convex portions of the cam plate 4021 are longer than the width of the support channel 703 and the convex portions of the cam plate 4021 are shorter than the length of the support channel 703. it can be understood that the cam plate 4021 can be driven to rotate when the support rotating lever 400 is rotated, and the cam plate 4021 passes through the support channel 703 under the elastic connection of the buffer spring 4023 when the cam plate 4021 is rotated to align the convex portions with the long sides of the support channel 703.
Therefore, in the specific use of the gate lifting device provided in the embodiment of the present invention, when the winding wheel 300 is driven to rotate by the forward and reverse rotation servo motor 200, the pulling rope 500 can be wound or unwound according to the rotation direction of the winding wheel 300, wherein:
in the winding process, the shutter 700 is lifted upward, at this time, the connecting fulcrum plate 702 has a process of lifting up the cam plate 4021 located above, in the process of moving up the connecting fulcrum plate 702 while the support rotating rod 400 is in a rotating process, the cam plate 4021 can pass through the support passage 703 only when the convex portion of the cam plate 4021 is aligned with the long side of the support passage 703, and therefore, when the connecting fulcrum plate 702 lifts up the cam plate 4021, the buffer spring 4023 is stretched until the convex portion of the cam plate 4021 is aligned with the long side of the support passage 703, the restoring force of the buffer spring 4023 causes the cam plate 4021 to pass through the support passage 703, and therefore, in the process of lifting up the shutter 700 in the winding process, the first buffer support 401 and the second buffer support 402 do not affect the lifting process of the shutter 700;
in the unwinding process, the gate 700 moves downward under the action of its own weight, and when the pull rope 500 is broken, the gate 700 moves downward quickly, and at this time, because the directions of the cam plates 4021 included in the first buffering support 401 and the second buffering support 402 are different, the buffering mechanism can buffer and support the gate 700 moving downward quickly, thereby reducing the risk.
Referring to fig. 1, in the embodiment of the present invention, an output shaft 201 is installed on an output shaft of the forward and reverse servo motor 200, and the winding wheel 300 is fixedly installed on the output shaft 201, so that when the forward and reverse servo motor 200 is started, the winding wheel 300 is used to wind or unwind the traction rope 500 by controlling the rotation direction of the output shaft of the forward and reverse servo motor 200.
Referring to fig. 1, fig. 3 and fig. 4, in the embodiment of the present invention, a fixing plate 403 is fixedly installed on the bracket 100, and the rotating support rod 400 is rotatably installed on the fixing plate 403.
Further, the supporting rotating rod 400 is in transmission connection with the output shaft 201 through a gear meshing manner, wherein the end portion of the output shaft 201 is fixedly provided with the driving gear 202, the end portion of the supporting rotating rod 400 is provided with the driven bevel gear 404 meshed with the driving gear 202, wherein the driving gear 202 comprises a bevel gear portion 2022, and the driven bevel gear 404 is meshed with the bevel gear portion 2022, so that when the output shaft 201 is driven to rotate by the forward and reverse rotation servo motor 200, the supporting rotating rod 400 can be synchronously driven to rotate.
Further, in the embodiment of the present invention, a connecting rope socket 701 is further installed on the gate 700, and one end of the pulling rope 500 is connected and installed on the connecting rope socket 701.
As shown in fig. 1, 2 and 5, in a preferred embodiment of the present invention, the gate lifting device further includes:
the rope evening mechanism is used for evening the traction rope 500 wound on the winding wheel 300 and comprises an adjusting screw rod 600 linked with the output shaft 201, a movable seat 603 is arranged on the adjusting screw rod 600 in a threaded connection mode, a rope guide seat 605 is fixedly connected to the movable seat 603, and the traction rope 500 passes through the rope guide seat 605, so that it can be understood that when the forward and reverse servo motor 200 drives the output shaft 201 to rotate to drive the winding wheel 300 to rotate, the rotating winding wheel 300 winds the traction rope 500, meanwhile, the rotating output shaft 201 also drives the adjusting screw rod 600 to rotate, and as the movable seat 603 is arranged on the adjusting screw rod 600 in a threaded connection mode, the rotating adjusting screw rod 600 also synchronously drives the movable seat 603 to move to further drive the rope guide seat 605 to guide the traction rope 500, the winding position of the traction rope 500 wound on the winding wheel 300 is constantly changed, and the traction rope 500 wound on the winding wheel 300 is uniform.
Further, in the embodiment of the present invention, a supporting top beam 101 is fixedly installed at the top of the bracket 100, and the forward and reverse rotation servo motor 200 is fixedly installed on the supporting top beam 101; the top of the bracket 100 is also fixedly provided with a support upright 601, and the adjusting screw 600 is rotatably arranged on the support upright 601; the driving gear 202 further comprises a straight tooth part 2021, a driven straight gear 606 is mounted at the end of the adjusting screw rod 600, and the driven straight gear 606 is meshed with the straight tooth part 2021, so that when the forward and reverse rotation servo motor 200 drives the output shaft 201 to rotate so as to drive the driving gear 202 to rotate, the adjusting screw rod 600 is driven to rotate under the meshing action of the straight tooth part 2021 and the driven straight gear 606.
Furthermore, the top of the supporting upright 601 is further fixedly provided with a guide plate 602, the movable base 603 is fixedly provided with a guide block 604 matched with the guide plate 602, and the guide block 604 is slidably arranged on the guide plate 602, so that when the adjusting screw 600 rotates, the guide block 604 is not driven to rotate.
It can be understood that, in order to stably lift the gate 700, the forward and reverse servo motor 200 is a dual-shaft motor, two output shafts of the forward and reverse servo motor 200 respectively drive the winding wheel 300 to rotate, and the two winding wheels 300 are used for winding or unwinding the two hauling ropes 500.
The above embodiments are merely illustrative of a preferred embodiment, but not limited thereto. When the invention is implemented, appropriate replacement and/or modification can be carried out according to the requirements of users.
The number of apparatuses and the scale of the process described herein are intended to simplify the description of the present invention. Applications, modifications and variations of the present invention will be apparent to those skilled in the art.
While embodiments of the invention have been disclosed above, it is not intended to be limited to the uses set forth in the specification and examples. It can be applied to all kinds of fields suitable for the present invention. Additional modifications will readily occur to those skilled in the art. It is therefore intended that the invention not be limited to the exact details and illustrations described and illustrated herein, but fall within the scope of the appended claims and equivalents thereof.
Claims (10)
1. A water conservancy and hydropower gate lifting device with a buffering effect is characterized in that,
the method comprises the following steps:
the lifting mechanism is used for adjusting the height position of the gate on the bracket; the lifting mechanism comprises a traction rope, one end of the traction rope is connected with the gate, the other end of the traction rope is wound on a winding wheel, and the winding wheel is driven to rotate by a forward and reverse rotation servo motor;
the buffer mechanism is used for buffering and supporting the falling gate; buffer gear include with the support dwang of rolling wheel linkage, be provided with the first buffer support piece of at least one and the second buffer support piece of at least one on the support dwang, first buffer support piece with the orientation of second buffer support piece is different.
2. The water conservancy and hydropower gate lifting device with the buffering effect according to claim 1, wherein the second buffering support piece comprises a fixed seat fixedly mounted on a supporting rotating rod, the second buffering support piece further comprises a cam plate, the cam plate is sleeved on the supporting rotating rod in a vertically sliding manner, and the cam plate is connected with the fixed seat in a supporting manner through a buffering spring.
3. The water conservancy and hydropower gate lifting device with a buffering effect of claim 2, wherein the first buffering support member comprises a cam plate that is oriented differently than a cam plate of the second buffering support member.
4. The water conservancy and hydropower gate lifting device with a buffering effect of claim 3, wherein the cam plate comprises a round part and a convex part; a connecting support plate is fixedly mounted at the top of the gate, a supporting channel is formed in the connecting support plate, and the width of the supporting channel is larger than the diameter of the circular part of the cam plate; the convex part of the cam plate is longer than the width of the supporting channel, and the convex part of the cam plate is shorter than the length of the supporting channel, when the cam plate rotates to align the convex part with the long side of the supporting channel, the cam plate passes through the supporting channel under the action of elastic connection of the buffer spring.
5. A water conservancy and hydropower gate lifting device with a buffering effect according to any one of claims 2 to 4, wherein an output shaft is mounted on an output shaft of the forward and reverse rotation servo motor, and the winding wheel is fixedly mounted on the output shaft.
6. The water conservancy and hydropower gate lifting device with the buffering effect according to claim 5, wherein a fixed support plate is fixedly arranged on the bracket, and the support rotating rod is rotatably arranged on the fixed support plate; the support dwang with be connected through gear engagement mode transmission between the output shaft, wherein, output shaft tip fixed mounting has drive gear, the tip of support dwang install with drive gear engaged with driven bevel gear, wherein, drive gear includes awl tooth portion, driven bevel gear with mesh between the awl tooth portion.
7. The water conservancy and hydropower gate opening lifting device with the buffering effect according to claim 6, wherein a connecting rope sleeve is further installed on the gate, and one end of the traction rope is installed on the connecting rope sleeve in a connecting way.
8. A water conservancy and hydropower gate lifting device with a buffering effect according to claim 6, wherein the gate lifting device further comprises:
the rope homogenizing mechanism is used for enabling a traction rope wound on the winding wheel to be uniform, the rope homogenizing mechanism comprises an adjusting screw rod linked with the output shaft, a moving seat is arranged on the adjusting screw rod in a threaded connection mode, a rope guide seat is fixedly connected to the moving seat, and the traction rope penetrates through the rope guide seat.
9. The water conservancy and hydropower gate lifting device with the buffering effect according to claim 8, wherein a supporting top beam is fixedly arranged at the top of the support, and the forward and reverse rotation servo motor is fixedly arranged on the supporting top beam; the top of the bracket is also fixedly provided with a supporting upright post, and the adjusting screw rod is rotatably arranged on the supporting upright post; the driving gear further comprises a straight tooth part, a driven straight gear is installed at the end part of the adjusting screw rod, and the driven straight gear is meshed with the straight tooth part.
10. The water conservancy and hydropower gate lifting device with the buffering effect according to claim 9, wherein a guide plate is fixedly mounted at the top of the supporting upright post, a guide block matched with the guide plate is fixedly mounted on the movable seat, and the guide block is slidably arranged on the guide plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210284628.3A CN114837140B (en) | 2022-03-22 | 2022-03-22 | Water conservancy water and electricity gate opening hoisting device with buffering effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210284628.3A CN114837140B (en) | 2022-03-22 | 2022-03-22 | Water conservancy water and electricity gate opening hoisting device with buffering effect |
Publications (2)
| Publication Number | Publication Date |
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| CN114837140A true CN114837140A (en) | 2022-08-02 |
| CN114837140B CN114837140B (en) | 2022-12-09 |
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|---|---|---|---|
| CN202210284628.3A Active CN114837140B (en) | 2022-03-22 | 2022-03-22 | Water conservancy water and electricity gate opening hoisting device with buffering effect |
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| Country | Link |
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| CN (1) | CN114837140B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100904484B1 (en) * | 2009-02-10 | 2009-06-24 | (주) 대유 | Device for prevention overload of winch for floodgate |
| CN213448357U (en) * | 2020-09-23 | 2021-06-15 | 湖南省沅江市安沅水利水电建设有限公司 | Ecological water conservancy pivot facility suitable for river and lake communication |
| CN215252698U (en) * | 2021-06-01 | 2021-12-21 | 重庆市水利电力建筑勘测设计研究院有限公司 | Hydraulic engineering gate device |
-
2022
- 2022-03-22 CN CN202210284628.3A patent/CN114837140B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100904484B1 (en) * | 2009-02-10 | 2009-06-24 | (주) 대유 | Device for prevention overload of winch for floodgate |
| CN213448357U (en) * | 2020-09-23 | 2021-06-15 | 湖南省沅江市安沅水利水电建设有限公司 | Ecological water conservancy pivot facility suitable for river and lake communication |
| CN215252698U (en) * | 2021-06-01 | 2021-12-21 | 重庆市水利电力建筑勘测设计研究院有限公司 | Hydraulic engineering gate device |
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| Publication number | Publication date |
|---|---|
| CN114837140B (en) | 2022-12-09 |
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