CN115478469B - Vibration-suppressing flow guiding device - Google Patents
Vibration-suppressing flow guiding device Download PDFInfo
- Publication number
- CN115478469B CN115478469B CN202211205517.5A CN202211205517A CN115478469B CN 115478469 B CN115478469 B CN 115478469B CN 202211205517 A CN202211205517 A CN 202211205517A CN 115478469 B CN115478469 B CN 115478469B
- Authority
- CN
- China
- Prior art keywords
- back plate
- magnet
- backboard
- plate
- closing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The application provides a vibration suppression flow guiding device, and relates to the technical field of bridge engineering equipment. The vibration suppression flow guiding device comprises a connecting backboard, a flow guiding body and a driving mechanism, wherein the connecting backboard comprises a horizontal backboard arranged at the bottom of a box girder and an inclined backboard arranged on the side wall of the box girder, and a track for hanging a maintenance vehicle is arranged at the bottom of the horizontal backboard; the guide body comprises two fixed guide plates and an opening and closing guide plate which is respectively connected with the two fixed guide plates in a rotating way, the two fixed guide plates are obliquely and symmetrically arranged at the bottom of the horizontal backboard, and one fixed guide plate is parallel and aligned with the inclined backboard; the driving mechanism is used for driving the opening and closing guide plate to rotate relative to the fixed guide plate so as to open or close the opening and closing guide plate. Based on the technical scheme of the application, the vibration suppression flow guiding device realizes the opening or closing of the two opening and closing flow guiding plates through the driving mechanism, thereby facilitating the maintenance of the box girder by the maintenance vehicle and improving the operation efficiency of maintenance operation.
Description
Technical Field
The application relates to the technical field of bridge engineering equipment, in particular to a vibration suppression flow guiding device.
Background
Along with the increasing pace of construction of national high-speed railways, a plurality of newly-built and built high-speed railway lines cross large rivers or are close to coastal areas, the geological conditions of the areas are complex, and the construction of large-span bridges meeting the running requirements of high-speed trains becomes a problem of great concern. In large span bridges, vortex-induced resonance phenomenon due to incoming wind has a great potential safety hazard for train running safety, and in recent years, a large number of vortex-induced vibration events have been taking the public's attention.
At present, the existing vortex-induced vibration suppression measures are that guide plates are arranged on two sides of the bottom of a box girder, meanwhile, rails for hanging a maintenance vehicle are required to be arranged on two sides of the bottom of the box girder, and in order to avoid the rails from affecting the pneumatic appearance of the bottom of the box girder, the rails are required to be arranged inside the guide plates. When the maintenance truck hangs on the track to overhaul the box girder, the guide plates covered on the track need to be manually detached in advance and the detached guide plates are manually installed again after the maintenance is finished, so that the maintenance truck is very inconvenient to use, and the operation efficiency of maintenance operation is affected.
Disclosure of Invention
Aiming at the problems in the prior art, the application provides a vibration suppression flow guiding device to solve the problems that the prior flow guiding plate is inconvenient to use and affects the overhaul operation efficiency when an overhaul vehicle overhauls a box girder.
The application provides a vibration suppression flow guiding device, which comprises:
the connecting backboard comprises a horizontal backboard arranged at the bottom of the box girder and an inclined backboard arranged on the side wall of the box girder, and a track for hanging a maintenance vehicle is arranged at the bottom of the horizontal backboard;
the guide body comprises two fixed guide plates and two opening and closing guide plates which are respectively connected with the two fixed guide plates in a rotating way, the two fixed guide plates are obliquely and symmetrically arranged at the bottom of the horizontal backboard, and one fixed guide plate is parallel and aligned with the inclined backboard; and
the driving mechanism is used for driving the opening and closing guide plate to rotate relative to the fixed guide plate so as to enable the opening and closing guide plate to be opened or closed.
As a further improvement of the above technical scheme:
the vibration suppression flow guiding device comprises a driving mechanism, a telescopic piece, a control piece and an energy storage assembly, wherein the two ends of the telescopic piece are respectively hinged with the fixed flow guiding plate and the opening and closing flow guiding plate, the control piece is used for controlling the telescopic piece, the energy storage assembly is used for providing energy for the telescopic piece, a first magnet capable of sliding up and down relative to the track is arranged on the horizontal backboard, and a second magnet which is repulsive to the first magnet and drives the first magnet to move upwards is arranged on the maintenance vehicle, so that the control piece controls the telescopic piece to stretch.
In the vibration suppression flow guiding device, further, the first magnet is provided with a third magnet for adsorbing the opening and closing flow guiding plate through the connecting bracket.
The vibration suppression flow guide device is characterized in that a guide column is arranged at the bottom of the horizontal backboard, a guide hole matched with the guide column is formed in the first magnet, and a reset spring is arranged between the first magnet and the horizontal backboard.
The vibration suppression flow guiding device, further, the energy storage component includes:
the energy storage box body is positioned at the bottom of the horizontal backboard and is fixedly installed relative to the horizontal backboard, an air storage pump and a generator are installed in the energy storage box body, and the energy storage box body is used for storing gas compressed by the air storage pump and electric energy generated by the generator;
the first end of the swinging plate is provided with a connecting gear and can be rotatably arranged on the horizontal backboard, and the second end of the swinging plate extends out of the end part of the horizontal backboard and can swing up and down relative to the horizontal backboard;
the first end part of the rack is meshed with the connecting gear, and the second end part of the rack is provided with a pawl capable of horizontally rotating;
the ratchet shaft is rotatably arranged on the horizontal back plate and matched with the pawl, the pawl is used for driving the ratchet shaft to rotate, and the end part of the ratchet shaft is a worm;
the worm wheel shaft is rotatably arranged on the energy storage box body, a first end part of the worm wheel shaft is a worm wheel matched with the worm, and a second end part of the worm wheel shaft drives the gas storage pump to store gas and drives the generator to generate electricity through the transmission piece.
In the vibration suppression flow guiding device, the swinging plate is further suspended on the energy storage box body through the suspension spring.
According to the vibration suppression flow guide device, further, the fourth magnet is arranged on the fixed flow guide plate, the electromagnet for repelling the fourth magnet is arranged on the connecting backboard, and the energy storage box body provides electric energy for the electromagnet.
In the vibration suppression flow guiding device, further, a mounting seat assembly for mounting the electromagnet is slidably mounted on one side of the inclined backboard, which is close to the horizontal backboard.
The vibration suppression flow guiding device further comprises a sliding groove formed in the inclined back plate, and the mounting seat assembly comprises a mounting seat slidably mounted in the sliding groove and used for mounting the electromagnet, and a driving piece mounted on the inclined back plate and used for driving the mounting seat to slide along the sliding groove so that the electromagnet is far away from the fourth magnet.
The vibration suppression flow guiding device further comprises guide notches formed in the end portions of the closing surfaces of the two opening and closing flow guiding plates, and guide protruding blocks acting on the guide notches to enable the two opening and closing flow guiding plates to be opened are arranged in front of the maintenance vehicle.
The above-described features may be combined in various suitable ways or replaced by equivalent features as long as the object of the present application can be achieved.
Compared with the prior art, the vibration suppression flow guiding device provided by the application has at least the following beneficial effects: during installation, the horizontal backboard connected with the backboard is installed at the bottom of the box girder, the inclined backboard connected with the backboard is installed on the side wall of the box girder, the two fixed guide plates of the guide body are installed at the bottom of the horizontal backboard in an inclined symmetrical mode, one of the fixed guide plates is parallel and aligned with the inclined backboard, and finally the two opening and closing guide plates of the guide body are respectively installed on the two fixed guide plates in a rotating mode, and the two opening and closing guide plates are closed through the driving mechanism. When the maintenance truck is required to be hung on the track to overhaul the box girder, the driving mechanism drives the two opening and closing guide plates to rotate relative to the two fixed guide plates respectively so that the two opening and closing guide plates are opened, the opening and closing guide plates are prevented from operating the maintenance truck on the track, and after the maintenance is finished, the driving mechanism drives the two opening and closing guide plates to rotate relative to the two fixed guide plates respectively so that the two opening and closing guide plates are closed, and the track is prevented from influencing the pneumatic shape of the bottom of the box girder. The vibration suppression flow guiding device realizes the opening or closing of the two opening and closing flow guiding plates through the driving mechanism, thereby facilitating the maintenance of the box girder by the maintenance vehicle and improving the operation efficiency of maintenance operation.
In order to make the above objects, features and advantages of the present application more comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
The application will be described in more detail hereinafter on the basis of embodiments and with reference to the accompanying drawings. Wherein:
fig. 1 shows a schematic structural diagram of a vibration suppression flow guiding device according to an embodiment of the present application;
fig. 2 shows a second schematic structural diagram of the vibration suppression flow guiding device according to the embodiment of the present application;
fig. 3 is a schematic structural diagram of a driving mechanism of a vibration suppression and diversion device according to an embodiment of the present application;
FIG. 4 shows an enlarged view of region B of FIG. 3;
fig. 5 shows a second schematic structural diagram of a driving mechanism of the vibration suppression and diversion device according to the embodiment of the present application;
FIG. 6 shows an enlarged view of region C of FIG. 5;
fig. 7 shows a third schematic structural diagram of a driving mechanism of the vibration suppression and diversion device according to the embodiment of the present application;
fig. 8 shows an enlarged view of region a in fig. 7.
In the drawings, like parts are designated with like reference numerals. The figures are not to scale.
Reference numerals:
100-vibration suppression flow guiding device; 110-connecting a back plate; 111-horizontal backplates; 112-tilting the back plate; 113-track; 114-a first magnet; 115-connecting a bracket; 116-a third magnet; 117-guide posts; 118-a return spring; 119-sliding grooves; 120-current carrier; 121-fixing a deflector; 122-opening and closing a deflector; 123-fourth magnet; 124-an electromagnet; 125-mounting base; 126-driving member; 127-guiding incision; 128-a drive gear; 129-toothed bars; 130-a drive mechanism; 131-telescoping member; 132—a control; 133-a lever; 134-an energy storage assembly; 135-an energy storage box body; 136-an air storage pump; 137-generator; 138-swinging plate; 139-connecting gears; 140-racks; 141-a pawl; 142-elastic member; 143-ratchet shafts; 144-worm; 145-worm wheel shaft; 146-driving piece; 147-suspension springs; 150-an overhaul vehicle; 151-a second magnet; 152-guide lugs.
Detailed Description
Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the application.
In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present application, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
The application will be further described with reference to the accompanying drawings.
The embodiment of the application provides a vibration suppression flow guiding device 100, which aims to solve the problems that the prior flow guiding plate is inconvenient to use and affects the overhaul operation efficiency when an overhaul vehicle 150 overhauls a box girder.
Referring to fig. 1 to 8, in the vibration suppression and guide device 100 provided by the embodiment of the application, the vibration suppression and guide device 100 includes a connection back plate 110, a guide body 120 and a driving mechanism 130, the connection back plate 110 includes a horizontal back plate 111 for being mounted at the bottom of a box girder and an inclined back plate 112 for being mounted at the side wall of the box girder, and a track 113 for suspending an inspection vehicle 150 is mounted at the bottom of the horizontal back plate 111; the guide body 120 comprises two fixed guide plates 121 and an opening and closing guide plate 122 which is respectively connected with the two fixed guide plates 121 in a rotating way, the two fixed guide plates 121 are obliquely and symmetrically arranged at the bottom of the horizontal back plate 111, and one fixed guide plate 121 is parallel and aligned with the inclined back plate 112; the driving mechanism 130 is used for driving the opening and closing baffle 122 to rotate relative to the fixed baffle 121 so as to open or close the opening and closing baffle 122.
During installation, the horizontal back plate 111 connected with the back plate 110 is installed at the bottom of the box girder, the inclined back plate 112 connected with the back plate 110 is installed at the side wall of the box girder, two fixed guide plates 121 of the guide body 120 are installed at the bottom of the horizontal back plate 111 in an inclined symmetrical manner, one of the fixed guide plates 121 is parallel and aligned with the inclined back plate 112, and finally two opening and closing guide plates 122 of the guide body 120 are respectively installed on the two fixed guide plates 121 in a rotating manner, and the two opening and closing guide plates 122 are closed through the driving mechanism 130.
When the maintenance truck 150 is required to be suspended on the track 113 to maintain the box girder, the driving mechanism 130 drives the two opening and closing guide plates 122 to rotate relative to the two fixed guide plates 121 respectively so as to open the two opening and closing guide plates 122, the influence of the opening and closing guide plates 122 on the operation of the maintenance truck 150 on the track 113 is avoided, and after the maintenance is finished, the driving mechanism 130 drives the two opening and closing guide plates 122 to rotate relative to the two fixed guide plates 121 respectively so that the two opening and closing guide plates 122 are closed, and the pneumatic appearance of the bottom of the box girder is prevented from being influenced by the track 113. According to the vibration suppression flow guiding device 100 provided by the embodiment of the application, the two opening and closing flow guiding plates 122 are opened or closed through the driving mechanism 130, so that the box girder is convenient to overhaul by the overhaul vehicle 150, and the operation efficiency of overhaul operation is improved.
Referring to fig. 3 to 8 in detail, a driving mechanism 130 includes a telescopic member 131 with two ends respectively hinged to a fixed deflector 121 and an openable deflector 122, a control member 132 for controlling the telescopic member 131, and an energy storage assembly 134 for providing energy to the telescopic member 131, a first magnet 114 capable of sliding up and down relative to a track 113 is disposed on a horizontal back plate 111, and a second magnet 151 repulsive to the first magnet 114 to drive the first magnet 114 to move up and down so that the control member 132 controls the telescopic member 131 to extend is disposed on a maintenance vehicle 150.
When the maintenance vehicle 150 moves close to the first magnet 114, the second magnet 151 installed on the maintenance vehicle 150 repels the first magnet 114 to drive the first magnet 114 to move upwards, the first magnet 114 drives the control handle 133 of the control member 132 to move, the control handle 133 controls the control member 132, and the energy storage assembly 134 provides energy for the telescopic member 131 to control the telescopic member 131 to extend, so that the two opening and closing guide plates 122 are opened; when the maintenance vehicle 150 moves away from the first magnet 114, the first magnet 114 moves downward under the action of gravity, the control handle 133 of the control member 132 moves downward with the first magnet 114, and the control handle 133 controls the control member 132 to drive the telescopic member 131 to retract, so that the two opening and closing guide plates 122 are closed.
In the vibration suppressing and guiding device 100 provided in the embodiment of the present application, further, referring to fig. 2 to 8 in detail, the first magnet 114 is mounted with the third magnet 116 for adsorbing the opening and closing guiding plate 122 through the connecting bracket 115. When the maintenance vehicle 150 moves close to the first magnet 114, the second magnet 151 mounted on the maintenance vehicle 150 repels the first magnet 114 to drive the first magnet 114 to move upwards, and the first magnet 114 drives the third magnet 116 to be away from the opening and closing guide plate 122 through the connecting bracket 115, so that the expansion piece 131 can be conveniently elongated to open the opening and closing guide plate 122; when the maintenance vehicle 150 moves away from the first magnet 114, the first magnet 114 moves downward under the action of gravity, the first magnet 114 drives the third magnet 116 to approach the opening and closing guide plate 122 through the connecting bracket 115, so that the retractable member 131 is convenient to retract to close the opening and closing guide plate 122, and the opening and closing guide plate 122 in a closed state is fixed with the first magnet 114 through the third magnet 116, so that the stability of the opening and closing guide plate 122 is improved.
In the vibration suppression flow guiding device 100 provided by the embodiment of the application, further, the bottom of the horizontal back plate 111 is provided with the guide post 117 which is vertically arranged, the first magnet 114 is provided with the guide hole matched with the guide post 117, and the return spring 118 is arranged between the first magnet 114 and the horizontal back plate 111. When the service trolley 150 moves closer to the first magnet 114, the second magnet 151 mounted on the service trolley 150 repels the first magnet 114 to drive the first magnet 114 up the guide post 117 and when the service trolley 150 moves away from the first magnet 114, the first magnet 114 moves downward under the force of gravity and the return spring 118.
Referring to fig. 3 to 8 in detail, an energy storage assembly 134 includes an energy storage box 135, a swinging plate 138, a rack 140, a ratchet shaft 143 and a worm wheel shaft 145, wherein the energy storage box 135 is positioned at the bottom of a horizontal back plate 111 and is fixedly installed relative to the horizontal back plate 111, an air storage pump 136 and a generator 137 are installed in the energy storage box 135, and the energy storage box 135 is used for storing air compressed by the air pump 136 and electric energy generated by the generator 137; the first end of the swinging plate 138 is provided with a connecting gear 139 and is rotatably arranged on the horizontal back plate 111, and the second end of the swinging plate extends out of the end part of the horizontal back plate 111 and can swing up and down relative to the horizontal back plate 111; a first end of the rack 140 is meshed with the connecting gear 139, and a second end of the rack 140 is provided with a pawl 141 which can horizontally rotate; the ratchet shaft 143 is rotatably mounted on the horizontal back plate 111 and is matched with the pawl 141, the pawl 141 is used for driving the ratchet shaft 143 to rotate, and the end part of the ratchet shaft 143 is provided with a worm 144; the worm wheel shaft 145 is rotatably mounted on the energy storage box 135, a first end of the worm wheel shaft 145 is a worm wheel matched with the worm 144, and a second end of the worm wheel shaft is used for respectively driving the air storage pump 136 to store air and driving the generator 137 to generate electricity through the transmission piece 146.
In this embodiment, an installation cavity is formed in the horizontal back plate 111, the energy storage box 135 is fixedly installed at the bottom of the horizontal back plate 111, the energy storage assembly 134 includes a plurality of swing plates 138 arranged side by side at intervals, a plurality of connecting gears 139 located at first ends of the swing plates 138 are rotatably installed on the horizontal back plate 111 through installation shafts, the rack 140 is located above the connecting gears 139, the rack 140 is horizontally arranged, a pawl 141 capable of horizontally rotating relative to the rack 140 is arranged at a second end of the rack 140, an elastic piece 142 is further arranged on the rack 140, the elastic piece 142 is located between the horizontal back plate 111 and the pawl 141, the ratchet shaft 143 is rotatably installed on the horizontal back plate 111, the pawl 141 drives the ratchet shaft 143 to rotate, a worm 144 located at the end of the ratchet shaft 143 drives a worm gear of the worm shaft 145 to rotate, and the second end of the worm shaft 145 drives the air storage pump 136 to store air and drive the generator 137 to generate electricity through a belt.
The swinging plate 138 swings downwards under the action of air flow or box girder vibration, the connecting gear 139 drives the rack 140 to move towards the end part of the horizontal back plate 111, the pawl 141 rotates upwards to compress the elastic piece 142 under the action of ratchet teeth until the pawl 141 enters the next ratchet tooth, and when the swinging plate 138 swings upwards, the connecting gear 139 drives the rack 140 to move towards the end part deviating from the horizontal back plate 111, the pawl 141 pushes the ratchet wheel to rotate, the worm 144 at the end part drives the worm wheel of the worm wheel shaft 145 to rotate, the second end part of the worm wheel shaft 145 drives the air storage pump 136 to rotate compressed air through a belt respectively and store the compressed air in the energy storage box 135, and drives the generator 137 to rotate to generate electricity and store electric energy in the energy storage box 135.
In this embodiment, the swinging plate 138 is suspended on the energy storage box 135 by the suspension spring 147, so that the swinging plate 138 is always in a suspended state, and the swinging plate 138 can swing under the action of a slight air flow or a slight box girder vibration.
Referring to fig. 1 to 7 in detail, a fourth magnet 123 is mounted on a fixed deflector 121, an electromagnet 124 for adsorbing the fourth magnet 123 is mounted on a connection back plate 110, and an energy storage box 135 provides electric energy to the electromagnet 124, when in use, the energy storage box 135 provides electric energy to the electromagnet 124, so that the electromagnet 124 repels the fourth magnet 123 on the fixed deflector 121, thereby achieving the purpose of detaching the fixed deflector 121 from the connection back plate 110; when the fixed deflector 121 is required to be fixed on the connection back plate 110, the energy storage box 135 does not provide power to the electromagnet 124, so that the electromagnet 124 attracts the fourth magnet 123 on the fixed deflector 121,
further, referring to fig. 1 to 7 in detail, a mounting seat assembly for mounting the electromagnet 124 is slidably mounted on a side of the inclined back plate 112 adjacent to the horizontal back plate 111. Specifically, the inclined back plate 112 is provided with a sliding groove 119, and the mounting seat assembly includes a mounting seat 125 slidably mounted in the sliding groove 119 for mounting the electromagnet 124, and a driving member 126 mounted on the inclined back plate 112 for driving the mounting seat 125 to slide along the sliding groove 119 so as to keep the electromagnet 124 away from the fourth magnet 123. The driving piece 126 passes through the inclined backboard 112 in the sliding groove 119, one end of the driving piece 126, which is positioned in the sliding groove 119, is provided with a driving gear 128, the electromagnet 124 is arranged at one end part of the mounting seat 125, the other end part of the mounting seat 125 is provided with a driving groove, the side wall of the driving groove is provided with a tooth-shaped strip 129 meshed with the driving gear 128, and one end of the driving piece 126, which is far away from the sliding groove 119, is provided with a driving handle. When the electromagnet 124 fails and cannot be electrified, the driving handle is manually rotated, so that the driving gear 128 drives the mounting seat 125 to move upwards in the sliding groove 119, and the electromagnet 124 is far away from the fourth magnet 123, so that the purpose of detaching the fixed deflector 121 from the connection back plate 110 is achieved.
In the vibration suppressing and guiding device 100 provided by the embodiment of the application, further, the end parts of the closing surfaces of the two opening and closing guide plates 122 are provided with the guiding notch 127, and the front part of the maintenance vehicle 150 is provided with the guiding convex block 152 acting on the guiding notch 127 to open the two opening and closing guide plates 122. When the service trolley 150 needs to enter the inside of the open/close guide plates 122, the guide projection 152 in front of the service trolley 150 acts on the guide slit 127 to separate the two open/close guide plates 122 to both sides.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
Although the application herein has been described with reference to particular embodiments, it is to be understood that these embodiments are merely illustrative of the principles and applications of the present application. It is therefore to be understood that numerous modifications may be made to the illustrative embodiments and that other arrangements may be devised without departing from the spirit and scope of the present application as defined by the appended claims. It should be understood that the different dependent claims and the features described herein may be combined in ways other than as described in the original claims. It is also to be understood that features described in connection with separate embodiments may be used in other described embodiments.
Claims (10)
1. The vibration suppression flow guiding device (100) is characterized in that the vibration suppression flow guiding device (100) comprises:
the connecting backboard (110), the connecting backboard (110) comprises a horizontal backboard (111) used for being installed at the bottom of the box girder and an inclined backboard (112) used for being installed at the side wall of the box girder, and a track (113) used for hanging a maintenance vehicle (150) is installed at the bottom of the horizontal backboard (111);
the air guide body (120), the air guide body (120) comprises two fixed air guide plates (121) and two opening and closing air guide plates (122) which are respectively connected with the two fixed air guide plates (121) in a rotating way, the two fixed air guide plates (121) are obliquely and symmetrically arranged at the bottom of the horizontal back plate (111), and one of the fixed air guide plates (121) is parallel and aligned with the inclined back plate (112); and
and the driving mechanism (130) is used for driving the opening and closing guide plate (122) to rotate relative to the fixed guide plate (121) so as to open or close the opening and closing guide plate (122).
2. The vibration-suppressing and guiding device according to claim 1, wherein the driving mechanism (130) comprises a telescopic member (131) with two ends hinged to the fixed guiding plate (121) and the opening and closing guiding plate (122), a control member (132) for controlling the telescopic member (131) and an energy storage assembly (134) for providing energy for the telescopic member (131), a first magnet (114) capable of sliding up and down relative to the track (113) is arranged on the horizontal back plate (111), and a second magnet (151) which is repulsive to the first magnet (114) to drive the first magnet (114) to move upwards so that the control member (132) controls the telescopic member (131) to extend is arranged on the maintenance vehicle (150).
3. The vibration suppression and guide device according to claim 2, characterized in that the first magnet (114) is mounted with a third magnet (116) for attracting the open-close guide plate (122) through a connecting bracket (115).
4. A vibration suppressing and guiding device according to claim 3, characterized in that a guiding post (117) arranged vertically is arranged at the bottom of the horizontal back plate (111), a guiding hole matched with the guiding post (117) is formed in the first magnet (114), and a return spring (118) is installed between the first magnet (114) and the horizontal back plate (111).
5. The vibration suppressing deflector of claim 2, wherein the energy storage assembly (134) comprises:
the energy storage box body (135), the energy storage box body (135) is positioned at the bottom of the horizontal back plate (111) and is fixedly installed relative to the horizontal back plate (111), an air storage pump (136) and a generator (137) are installed in the energy storage box body (135), and the energy storage box body (135) is used for storing air compressed by the air storage pump (136) and electric energy generated by the generator (137);
the first end of the swinging plate (138) is provided with a connecting gear (139) and is rotatably arranged on the horizontal back plate (111), and the second end of the swinging plate (138) extends out of the end part of the horizontal back plate (111) and can swing up and down relative to the horizontal back plate (111);
a rack (140), wherein a first end part of the rack (140) is meshed with the connecting gear (139), and a second end part of the rack (140) is provided with a pawl (141) capable of horizontally rotating;
the ratchet shaft (143) is rotatably arranged on the horizontal back plate (111) and is matched with the pawl (141), the pawl (141) is used for driving the ratchet shaft (143) to rotate, and the end part of the ratchet shaft (143) is provided with a worm (144);
the worm wheel shaft (145), the worm wheel shaft (145) is rotatably installed on the energy storage box body (135), a first end portion of the worm wheel shaft (145) is a worm wheel matched with the worm (144), and a second end portion of the worm wheel shaft drives the gas storage pump (136) to store gas and drives the generator (137) to generate electricity through the transmission piece (146) respectively.
6. The vibration suppression and guide device according to claim 5, characterized in that the swinging plate (138) is suspended on the energy storage tank (135) by a suspension spring (147).
7. The vibration suppression and guide device according to claim 5, wherein a fourth magnet (123) is mounted on the fixed guide plate (121), an electromagnet (124) for repelling the fourth magnet (123) is mounted on the connection back plate (110), and the energy storage box (135) provides electric energy to the electromagnet (124).
8. The vibration suppressing deflector of claim 7, wherein a side of the inclined back plate (112) adjacent to the horizontal back plate (111) is further slidably mounted with a mounting assembly for mounting the electromagnet (124).
9. The vibration suppression and flow guide device according to claim 8, wherein the inclined back plate (112) is provided with a sliding groove (119), and the mounting seat assembly comprises a mounting seat (125) slidably mounted in the sliding groove (119) for mounting the electromagnet (124) and a driving member (126) mounted on the inclined back plate (112) for driving the mounting seat (125) to slide along the sliding groove (119) so as to enable the electromagnet (124) to be far away from the fourth magnet (123).
10. The vibration-suppressing and guiding device according to claim 1, wherein the end portions of the closing surfaces of the two open-close guiding plates (122) are provided with guiding slits (127), and the front of the service truck (150) is provided with guiding protrusions (152) acting on the guiding slits (127) to open the two open-close guiding plates (122).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211205517.5A CN115478469B (en) | 2022-09-30 | 2022-09-30 | Vibration-suppressing flow guiding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211205517.5A CN115478469B (en) | 2022-09-30 | 2022-09-30 | Vibration-suppressing flow guiding device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115478469A CN115478469A (en) | 2022-12-16 |
| CN115478469B true CN115478469B (en) | 2023-08-25 |
Family
ID=84394922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211205517.5A Active CN115478469B (en) | 2022-09-30 | 2022-09-30 | Vibration-suppressing flow guiding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115478469B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0170597A1 (en) * | 1984-07-04 | 1986-02-05 | L'EQUIPEMENT ROUTIER, Société Anonyme dite: | Cornice for bridges |
| EP0771906A1 (en) * | 1995-11-03 | 1997-05-07 | Waagner-Biro Aktiengesellschaft | Bridging construction particularly for connecting of a rail arrangement |
| CN203546582U (en) * | 2013-10-24 | 2014-04-16 | 西南交通大学 | Large span bridge vortex-induced vibration suppression structure |
| CN103821074A (en) * | 2014-03-18 | 2014-05-28 | 天津市市政工程设计研究院 | Diversion device for flat steel box beam bridge vortex vibration control |
| US9327999B1 (en) * | 2013-03-14 | 2016-05-03 | M2 Water Treatment Inc. | Compact inclined plate sedimentation device and methods |
| KR20190035117A (en) * | 2017-09-26 | 2019-04-03 | 주식회사 포스코건설 | Noise and vibration reduction device of lower through bridge |
| CN211665547U (en) * | 2019-12-02 | 2020-10-13 | 西南交通大学 | Pneumatic device for controlling vortex vibration of I-shaped composite beam bridge |
| CN111831012A (en) * | 2020-07-03 | 2020-10-27 | 长沙理工大学 | Intelligent adjustable air barrier system on bridge and control method thereof |
| CN113502729A (en) * | 2021-07-13 | 2021-10-15 | 天津市政工程设计研究总院有限公司 | Cable-stayed bridge steel plate combination beam capable of resisting vortex-induced vibration |
| WO2022088470A1 (en) * | 2020-10-30 | 2022-05-05 | 深圳市优必选科技股份有限公司 | Joint energy storage assistance mechanism, robot joint structure, and robot |
-
2022
- 2022-09-30 CN CN202211205517.5A patent/CN115478469B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0170597A1 (en) * | 1984-07-04 | 1986-02-05 | L'EQUIPEMENT ROUTIER, Société Anonyme dite: | Cornice for bridges |
| EP0771906A1 (en) * | 1995-11-03 | 1997-05-07 | Waagner-Biro Aktiengesellschaft | Bridging construction particularly for connecting of a rail arrangement |
| US9327999B1 (en) * | 2013-03-14 | 2016-05-03 | M2 Water Treatment Inc. | Compact inclined plate sedimentation device and methods |
| CN203546582U (en) * | 2013-10-24 | 2014-04-16 | 西南交通大学 | Large span bridge vortex-induced vibration suppression structure |
| CN103821074A (en) * | 2014-03-18 | 2014-05-28 | 天津市市政工程设计研究院 | Diversion device for flat steel box beam bridge vortex vibration control |
| KR20190035117A (en) * | 2017-09-26 | 2019-04-03 | 주식회사 포스코건설 | Noise and vibration reduction device of lower through bridge |
| CN211665547U (en) * | 2019-12-02 | 2020-10-13 | 西南交通大学 | Pneumatic device for controlling vortex vibration of I-shaped composite beam bridge |
| CN111831012A (en) * | 2020-07-03 | 2020-10-27 | 长沙理工大学 | Intelligent adjustable air barrier system on bridge and control method thereof |
| WO2022088470A1 (en) * | 2020-10-30 | 2022-05-05 | 深圳市优必选科技股份有限公司 | Joint energy storage assistance mechanism, robot joint structure, and robot |
| CN113502729A (en) * | 2021-07-13 | 2021-10-15 | 天津市政工程设计研究总院有限公司 | Cable-stayed bridge steel plate combination beam capable of resisting vortex-induced vibration |
Non-Patent Citations (1)
| Title |
|---|
| 利用导流板控制25°倾角Ahmed类车体尾流与气动阻力;王汉封等;《湖南大学学报（自然科学版）》;第第41卷卷(第第4期期);第94-100页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115478469A (en) | 2022-12-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101666197B (en) | Control system used for vertically rotary flood and preventive door | |
| CN201415678Y (en) | Compact pneumatic plug door mechanism | |
| CN115478469B (en) | Vibration-suppressing flow guiding device | |
| CN105172836B (en) | Mining sleeper type far controls car arrester | |
| CN113188077B (en) | Urban rail transit combined lamp | |
| CN108278024A (en) | A kind of three-dimensional mechanical parking equipment closed loop is without bifurcated spin stabilization rail system | |
| CN104790967B (en) | Subway tunnel provided with programmable logic controllers (PLCs) | |
| CN207790346U (en) | Vehicle-mounted pantograph and vehicle-mounted pantograph protective device | |
| CN211038283U (en) | Concealed guest room door in electronic lead screw | |
| CN113823873B (en) | New energy battery box | |
| CN113503102B (en) | Large-opening sliding plug door bearing device | |
| CN211308553U (en) | Bottom door opening and closing mechanism for railway vehicle | |
| CN111469878A (en) | Permanent magnet motor driven suspension type single-rail vehicle hinge pin type bogie frame | |
| CN108979698B (en) | Mine ventilation control equipment and system | |
| CN208650758U (en) | A kind of novel subway shield door | |
| CN113241594A (en) | Outdoor box-type substation of high protection type | |
| CN113235994A (en) | Safe and stable PCS type multi-column comb-tooth exchange type parking garage | |
| CN103363306A (en) | Mobile lighthouse | |
| CN219769878U (en) | Apron board assembly | |
| RU100524U1 (en) | COUNTERBALL | |
| CN110626983A (en) | Multifunctional lifting platform for highway maintenance | |
| CN218322345U (en) | Bridge guardrail that crashproof performance is good | |
| CN207761368U (en) | A kind of New Cycle Mechanical parking system continuous closed-loop stable orbit structure | |
| CN213235336U (en) | Maintenance tower platform of wind driven generator | |
| CN210454812U (en) | Door mechanism and car |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |