CN116607407A - Cantilever mechanism and bridge detection device - Google Patents
Cantilever mechanism and bridge detection device Download PDFInfo
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- CN116607407A CN116607407A CN202310706090.5A CN202310706090A CN116607407A CN 116607407 A CN116607407 A CN 116607407A CN 202310706090 A CN202310706090 A CN 202310706090A CN 116607407 A CN116607407 A CN 116607407A
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- cantilever
- telescopic rod
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- 230000007246 mechanism Effects 0.000 title claims abstract description 67
- 238000001514 detection method Methods 0.000 title claims abstract description 52
- 238000007689 inspection Methods 0.000 claims description 30
- 230000000007 visual effect Effects 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 10
- 238000009434 installation Methods 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 238000011179 visual inspection Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
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- 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
- E01D19/10—Railings; Protectors against smoke or gases, e.g. of locomotives; Maintenance travellers; Fastening of pipes or cables to bridges
- E01D19/106—Movable inspection or maintenance platforms, e.g. travelling scaffolding or vehicles specially designed to provide access to the undersides of bridges
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- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a cantilever mechanism and discloses a bridge detection device with the cantilever mechanism, wherein the cantilever mechanism comprises a connecting frame, a cantilever assembly, a first connecting piece and a second connecting piece, the connecting frame is used for being connected with a bridge detection vehicle, the cantilever assembly is arranged opposite to the connecting frame, one end of the first connecting piece is detachably connected with the connecting frame, the other end of the first connecting piece is detachably connected with the cantilever assembly, one end of the second connecting piece is detachably connected with the connecting frame, the other end of the second connecting piece is detachably connected with the cantilever assembly, the connecting frame, the first connecting piece, the cantilever assembly and the second connecting piece are enclosed to form an avoidance channel, the avoidance channel is used for avoiding a lamp post, when the cantilever mechanism needs to pass through the lamp post, an operator can enter the avoidance channel through the first connecting piece by detaching the first connecting piece, then the first connecting piece is installed, and the second connecting piece is detached, so that the lamp post can exit the avoidance channel, and the detection efficiency of the bridge detection device can be improved.
Description
Technical Field
The invention relates to the technical field of road and bridge engineering machinery, in particular to a cantilever mechanism and a bridge detection device.
Background
For traditional bridge detection process, especially bridge lower part detects, need have the engineering truck of U font davit to suspend inspection crew and equipment to bridge lower part, however have infrastructure such as street lamp on the bridge generally, traditional bridge detection device is in the testing process, along with detecting deeply, in the advancing direction of engineering truck, the cantilever mechanism of bridge detection device can be hindered to the street lamp pole to influence the normal clear of testing process. The traditional method is that the cantilever mechanism is lifted to bypass obstacles such as a lamp post and the like and then is adjusted to a preset station, a large amount of detection time is wasted in the process, the detection efficiency is low, and the phenomenon of discomfort of operators is caused by frequent up-and-down movement of the cantilever mechanism in the process, so that the continuous proceeding of bridge detection work is influenced.
Disclosure of Invention
The present invention aims to solve at least one of the technical problems existing in the prior art. Therefore, the invention provides the cantilever mechanism which can improve the detection efficiency of the bridge detection device.
The invention also provides a bridge detection device with the cantilever mechanism.
According to the cantilever mechanism, the cantilever mechanism comprises a connecting frame, a cantilever assembly, a first connecting piece and a second connecting piece, wherein the connecting frame is used for being connected with a bridge detection vehicle, the cantilever assembly is arranged opposite to the connecting frame, one end of the first connecting piece is detachably connected with the connecting frame, the other end of the first connecting piece is detachably connected with the cantilever assembly, one end of the second connecting piece is detachably connected with the connecting frame, the other end of the second connecting piece is detachably connected with the cantilever assembly, the second connecting piece is arranged opposite to the first connecting piece, the connecting frame, the first connecting piece, the cantilever assembly and the second connecting piece are encircled to form an avoidance channel, and the avoidance channel is used for avoiding a lamp post.
The cantilever mechanism according to the embodiment of the first aspect of the invention has at least the following beneficial effects:
the link is connected with bridge detection car, when cantilever mechanism needs to pass through the lamp pole, operating personnel can pass through the first connecting piece through dismantling for dodge the passageway and be located one side of first connecting piece and produce first breach, so that the lamp pole gets into dodge in the passageway through first breach, install first connecting piece again, and dismantle the second connecting piece, so that first breach is closed, and dodge the passageway and be located one side of second connecting piece and produce the second breach, the lamp pole can exit through the second breach and dodge the passageway, can realize cantilever mechanism and pass through the lamp pole, and need not whole hoist and mount cantilever mechanism, can improve bridge detection device's detection efficiency.
According to some embodiments of the invention, the cantilever mechanism comprises a first cantilever, a first telescopic rod group, a second cantilever and a first driving assembly, wherein the first cantilever is arranged opposite to the second cantilever, one end of the first telescopic rod group is connected with the first cantilever, one end of the first telescopic rod group, which is far away from the first cantilever, is connected with the second cantilever, the first connecting piece and the second connecting piece are both detachably connected with the first cantilever, and the first driving assembly is used for driving the first telescopic rod group to stretch.
According to some embodiments of the invention, the connecting frame is provided with a first accommodating channel, and one end of the first connecting piece is inserted into the first accommodating channel.
According to some embodiments of the invention, the connecting frame is provided with a second accommodating channel, and one end of the second connecting piece is inserted into the second accommodating channel.
According to some embodiments of the invention, the first connector is detachably connected to the connection frame by a first fastener and to the first cantilever by a second fastener;
the second connecting piece is detachably connected with the connecting frame through a third fastening piece and is detachably connected with the first cantilever through a fourth fastening piece.
According to some embodiments of the invention, the first telescopic rod set includes a first rod body and a second rod body, the second rod body is penetrating through the first rod body and can move along the axial direction of the first rod body, the first rod body is connected with the first cantilever, the second rod body is connected with the second cantilever, and the driving end of the first driving component is connected with the second rod body to drive the second rod body to move.
According to some embodiments of the invention, a pivot structure is provided between the first rod body and the first cantilever, and the first rod body rotates around the length direction of the first cantilever through the pivot structure.
According to some embodiments of the invention, the pivot structure includes a second driving component, a pivot seat and a pivot piece, the pivot seat is connected with the first cantilever and is provided with a pivot hole, the pivot piece is connected with the first telescopic link group, the pivot seat is rotatably inserted in the pivot hole, the second driving component is arranged on the first cantilever, and an output end of the second driving component is connected with the pivot seat.
According to some embodiments of the invention, the device further comprises a visual detection assembly, the second cantilever is connected with a second telescopic rod group, the second telescopic rod group is connected with a third driving assembly, the third driving assembly is used for driving the second telescopic rod group to stretch out and draw back, one end, far away from the second cantilever, of the second telescopic rod group is connected with a third telescopic rod group, the third telescopic rod group is connected with a fourth driving assembly, the fourth driving assembly is used for driving the third telescopic rod group to stretch out and draw back, the visual detection assembly is connected with one end, far away from the second telescopic rod group, of the third telescopic rod group, and the stretching direction of the second telescopic rod group is staggered with the stretching direction of the third telescopic rod group.
The bridge inspection device according to the second aspect of the present invention includes the cantilever mechanism described in the above embodiment.
The bridge detection device according to the embodiment of the second aspect of the invention has at least the following beneficial effects:
the link is connected with bridge detection car, when cantilever mechanism needs to pass through the lamp pole, operating personnel can pass through the first connecting piece through dismantling for dodge the passageway and be located one side of first connecting piece and produce first breach, so that the lamp pole gets into dodge in the passageway through first breach, install first connecting piece again, and dismantle the second connecting piece, so that first breach is closed, and dodge the passageway and be located one side of second connecting piece and produce the second breach, the lamp pole can exit through the second breach and dodge the passageway, can realize cantilever mechanism and pass through the lamp pole, and need not whole hoist and mount cantilever mechanism, can improve bridge detection device's detection efficiency.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic diagram of a bridge inspection apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic view of a cantilever mechanism according to an embodiment of the present invention;
FIG. 3 is a schematic view of a cantilever mechanism according to an embodiment of the present invention as a first telescoping rod set and a second telescoping rod set are shortened;
FIG. 4 is a top view of a cantilever mechanism according to an embodiment of the present invention;
FIG. 5 is a schematic view of the cantilever mechanism of the present invention with the first connector removed;
FIG. 6 is a schematic view of the cantilever mechanism of an embodiment of the present invention with the second connector removed;
FIG. 7 is a schematic structural view of a connecting frame according to an embodiment of the present invention;
fig. 8 is a schematic structural view of a first cantilever according to an embodiment of the present invention.
Reference numerals:
the first and second brackets 100, 110, 120, 200, 201, 202, 210, 220, 221, 222, 230, 240, 250, 300, 400, 510, 520, 610, 620, 630, 700, 710, 720.
Detailed Description
Embodiments of the present invention 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 invention.
In the description of the present invention, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present invention and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
In the description of the present invention, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present invention can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
In the related art, for the detection of the lower part of a traditional bridge, especially the detection of the lower part of the bridge, an engineering vehicle with a U-shaped suspension arm is needed to suspend detection personnel and equipment to the lower part of the bridge, however, the bridge is usually provided with infrastructure such as street lamps, and the like, in the detection process, the traditional bridge detection device is in the detection process, and along with the deep detection, the street lamp post can obstruct the cantilever mechanism of the bridge detection device in the advancing direction of the engineering vehicle, so that the normal running of the detection process is influenced. The traditional method is that the cantilever mechanism is lifted to bypass obstacles such as a lamp post and the like and then is adjusted to a preset station, a large amount of detection time is wasted in the process, the detection efficiency is low, and the phenomenon of discomfort of operators is caused by frequent up-and-down movement of the cantilever mechanism in the process, so that the continuous proceeding of bridge detection work is influenced.
Referring to fig. 1 and 2, according to the cantilever mechanism of the first aspect of the present invention, the cantilever mechanism includes a connection frame 100, a cantilever assembly 200, a first connection member 300 and a second connection member 400, where the connection frame 100 is used to connect with a bridge inspection vehicle 610, the cantilever assembly 200 is disposed opposite to the connection frame 100, one end of the first connection member 300 is detachably connected with the connection frame 100, the other end of the second connection member 400 is detachably connected with the cantilever assembly 200, the second connection member 400 is disposed opposite to the first connection member 300, the connection frame 100, the first connection member 300, the cantilever assembly 200 and the second connection member 400 enclose to form an avoidance channel 700, and the avoidance channel 700 is used to avoid a lamp post 630, so when the cantilever mechanism needs to cross the lamp post 630, an operator can make the lamp post 630 enter the avoidance channel 700, then mount the first connection member 300 and detach the second connection member 400 so that the lamp post 630 can exit the avoidance channel 700, and the whole hoisting mechanism can cross the bridge inspection device can be achieved without increasing the inspection efficiency of the detection device.
Specifically, referring to fig. 4 to 6, the connection frame 100 is connected to the bridge inspection vehicle 610, when the cantilever mechanism needs to pass through the lamp post 630, an operator can detach the first connection member 300, so that the avoidance channel 700 is located at one side of the first connection member 300 to generate the first notch 710, so that the lamp post 630 enters the avoidance channel 700 through the first notch 710, then the first connection member 300 is installed, and detach the second connection member 400, so that the first notch 710 is closed, and a second notch 720 is generated at one side of the avoidance channel 700 located at the second connection member 400, so that the lamp post 630 can exit the avoidance channel 700 through the second notch 720, and the cantilever mechanism can pass through the lamp post 630 without integrally lifting the cantilever mechanism, thereby improving the inspection efficiency of the bridge inspection device.
Referring to fig. 2 and 3, in some embodiments of the present invention, the cantilever mechanism includes a first cantilever 210, a first telescopic rod set 220, a second cantilever 230, and a first driving assembly (not shown in the drawings), where the first cantilever 210 and the second cantilever 230 are disposed opposite to each other, one end of the first telescopic rod set 220 is connected to the first cantilever 210, one end of the first telescopic rod set 220 away from the first cantilever 210 is connected to the second cantilever 230, the first connecting member 300 and the second connecting member 400 are both detachably connected to the first cantilever 210, and the first driving assembly is used for driving the first telescopic rod set 220 to stretch and retract, so that the second cantilever 230 can move up and down along the bridge 620 with different thicknesses, so as to improve the versatility of the cantilever mechanism.
Specifically, the first telescopic rod set 220 is disposed along the up-down direction, and the first cantilever 210, the first telescopic rod set 220 and the second cantilever 230 are sequentially connected to form a U-shaped structure, so that the second cantilever 230 can move up and down along the bridge 620 with different thicknesses, and the universality of the cantilever mechanism can be improved.
It should be noted that, the first cantilever 210 is a truss structure, which not only can reduce the weight of the first cantilever 210, but also can ensure the structural strength of the first cantilever 210, and can improve the service life of the cantilever mechanism.
Referring to fig. 2 and 7, in some embodiments of the present invention, the connection frame 100 is provided with a first receiving channel 110, and one end of the first connector 300 is inserted into the first receiving channel 110, so that the first connector 300 can be easily installed and removed.
Specifically, the connection frame 100 is a truss structure, the first receiving channel 110 penetrates the connection frame 100, one end of the first connection member 300 is inserted into the first receiving channel 110, when an operator removes the first connection member 300, the operator can release both ends of the first connection member 300 and move the first connection member 300 along a direction entering the first receiving channel 110 to open the first notch 710, without holding the first connection member 300 by a hand or finding a bearing position of the first connection member 300, and the installation and the removal of the first connection member 300 can be facilitated.
It can be appreciated that after the lamp post 630 enters the avoidance channel 700 through the first notch 710, an operator can move the first connecting member 300 along the direction extending out of the first accommodating channel 110 until contacting the first cantilever 210, and fix two ends of the first connecting member 300, so that the lamp post 630 can conveniently enter the avoidance channel 700.
Referring to fig. 2 and 7, in some embodiments of the present invention, the connection frame 100 is provided with a second receiving channel 120, and one end of the second connection member 400 is inserted into the second receiving channel 120, so that the second connection member 400 can be easily installed and removed.
Specifically, the second accommodating channel 120 penetrates the connecting frame 100, one end of the second connecting member 400 is inserted into the second accommodating channel 120, when the operator removes the first connecting member 300, the operator can release both ends of the second connecting member 400 and move the second connecting member 400 along the direction of entering the second accommodating channel 120 to open the second notch 720, without holding the second connecting member 400 by a hand or finding the bearing position of the second connecting member 400, so that the second connecting member 400 can be conveniently installed and removed.
It should be noted that, in some embodiments, referring to fig. 5 to 7, the first connector 300 and the second connector 400 may be respectively connected with a first motor and a second motor, where the first motor may drive the first connector 300 to move along the axial direction of the first accommodating channel 110 through a screw driving so as to open the first notch 710, so that the lamp post 630 may conveniently enter the avoidance channel 700 through the first notch 710, and the second motor may drive the second connector 400 to move along the axial direction of the second accommodating channel 120 through a screw driving so as to open the second notch 720, so that the lamp post 630 may conveniently exit the avoidance channel 700 through the second notch 720, thereby facilitating the cantilever mechanism to pass through the lamp post 630, and improving the detection efficiency of the bridge detection device.
Of course, in some embodiments, the axial movement of the first connector 300 along the first receiving channel 110 and the axial movement of the second connector 400 along the second receiving channel 120 may also be achieved by configuring only the first motor, the second notch 720 being closed when the first notch 710 is opened, and the first notch 710 being closed when the second notch 720 is opened. Specifically, the first cantilever is provided with a third accommodating channel and a fourth accommodating channel, the third accommodating channel is opposite to the first accommodating channel 110, the fourth accommodating channel is opposite to the second accommodating channel 120, one end of the first connecting piece 300, which is far away from the connecting frame 100, is inserted into the third accommodating channel and can move along the axial direction of the third accommodating channel, one end of the second connecting piece 400, which is far away from the connecting frame 100, is inserted into the fourth accommodating channel and can move along the axial direction of the fourth accommodating channel, the output end of the first motor is connected with a gear, the first connecting piece 300 is connected with a first rack, the second connecting piece 400 is connected with a second rack, the first rack is opposite to the second rack, the gear is positioned between the first rack and the second rack, the gears are meshed with the first rack and the second rack respectively, when the first motor drives the gear to rotate, the gear can drive the first rack and the second rack to move along the opposite directions, when the first connecting piece 300 moves along the direction entering the first accommodating channel 110, the second connecting piece 400 moves along the direction entering the fourth accommodating channel, and the first notch 720 can be opened and the second notch 720 can be opened; when the first connecting piece 300 moves along the direction of entering the third accommodating channel 110, the second connecting piece 400 moves along the direction of entering the second accommodating channel 120, so that the second notch 720 can be opened, the first notch 710 is closed, the lamp post 630 can conveniently exit the avoidance channel 700 through the second notch 720, and the cantilever mechanism can conveniently pass through the lamp post 630, and the detection efficiency of the bridge detection device can be improved.
In some embodiments of the present invention, the first connector 300 is detachably coupled to the connection frame 100 by a first fastener and detachably coupled to the first cantilever 210 by a second fastener, which can facilitate the installation and removal of the first connector 300.
Specifically, when the first connector 300 is installed, the first connector 300 may be fixed to the end connected to the connection frame 100 by the first fastener, and then the end connected to the first cantilever 210 by the first connector 300 may be fixed by the second fastener, and when the first connector 300 is detached, the first fastener and the second fastener may be loosened, so that the first connector 300 may be conveniently installed and detached.
The first fastener and the second fastener are not limited to a structure such as a bolt or a screw.
In addition, the second connector 400 is detachably connected to the connection frame 100 by the third fastener and detachably connected to the first cantilever 210 by the fourth fastener, and the second connector 400 can be easily installed and removed.
Specifically, when the second connecting member 400 is installed, the end, connected to the connecting frame 100, of the second connecting member 400 may be fixed by the third fastening member, and the end, connected to the first cantilever 210, of the second connecting member 400 may be fixed by the fourth fastening member, and when the second connecting member 400 is detached, the third fastening member and the fourth fastening member may be loosened, thereby facilitating the installation and detachment of the second connecting member 400.
The third fastener and the fourth fastener are not limited to a structure such as a bolt or a screw.
Referring to fig. 2 and 3, in some embodiments of the present invention, the first telescopic rod set 220 includes a first rod 221 and a second rod 222, the second rod 222 is disposed through the first rod 221 and can move along the axial direction of the first rod 221, the first rod 221 is connected to the first cantilever 210, the second rod 222 is connected to the second cantilever 230, and the first driving component is used for driving the second rod 222 to move, so that the cantilever mechanism can be applied to bridges 620 with different thicknesses, thereby improving the versatility of the cantilever mechanism.
Specifically, the first rod 221 and the second rod 222 are both disposed along the vertical direction, the driving end of the first driving component is connected with the second rod 222, the first rod 221 is in a sleeve structure, the second rod 222 is inserted into the first rod 221 and can move along the axial direction of the first rod 221, so as to drive the second cantilever 230 to move along the axial direction of the first rod 221, the distance between the first cantilever 210 and the second cantilever 230 can be increased or reduced, and the bridge 620 is located between the first cantilever 210 and the second cantilever 230, so that the cantilever mechanism can be suitable for bridges 620 with different thicknesses, and the universality of the cantilever mechanism is improved.
It should be noted that the first driving component may be a motor and ball screw, or may be a hydraulic cylinder, which is not limited herein.
Referring to fig. 2 and 8, in some embodiments of the present invention, a pivot structure is disposed between the first rod 221 and the first cantilever 210, and the first telescopic rod set 220 rotates around the length direction of the first cantilever 210 through the pivot structure, so that the first rod 221 can rotate relative to the first cantilever 210 to change the height of the second cantilever 230, and the second cantilever 230 can move to the lower portion of the bridge 620 conveniently.
Specifically, before the bridge 620 is detected by the bridge detection device, the height of the second cantilever 230 can be adjusted to be at the level of the height of the first cantilever 210 through the pivot structure, so as to avoid interference between the second cantilever 230 and the bridge 620, and when the first telescopic rod set 220 extends out of one side of the bridge 620, the second cantilever 230 is rotated downward through the pivot structure, so that the second cantilever 230 can move to the lower side of the bridge 620 conveniently.
It should be noted that, by providing the pivot structure, the bridge inspection vehicle 610 does not need to be provided with a lifting structure to lift the position of the first cantilever 210, so that the structure of the bridge inspection vehicle 610 can be simplified, which is not described in detail herein.
Referring to fig. 2 and 8, in some embodiments of the present invention, the pivoting structure includes a second driving component (not shown), a pivoting seat 201 and a pivoting member 202, wherein the pivoting seat 201 is connected to the first cantilever 210 and has a pivoting hole, the pivoting member 202 is connected to the first telescopic rod set 220, the pivoting seat 201 is rotatably inserted into the pivoting hole, the second driving component is disposed on the first cantilever 210, and an output end of the second driving component is connected to the pivoting seat 201, so as to change a height of the second cantilever 230, and facilitate the second cantilever 230 to move below the bridge 620.
Specifically, the pivot seat 201 is provided with a pivot portion, the pivot portion is inserted in the pivot hole and connected to a side wall of the pivot hole, the second driving component is disposed in the first cantilever 210, and an output end of the second driving component is connected to the pivot piece 202, so as to drive the first rod body to rotate relative to the first cantilever 210, so that the height of the second cantilever 230 can be changed, and the second cantilever 230 can conveniently move to the lower portion of the bridge 620.
It should be noted that the second driving assembly may be an electric cylinder or a hydraulic cylinder, which is not limited herein.
Referring to fig. 1 and 2, in some embodiments of the present invention, the optical inspection assembly 510 is further included, the second cantilever 230 is connected with the second telescopic rod set 240, the second telescopic rod set 240 is connected with a third driving assembly (not shown in the drawings), the third driving assembly is used for driving the second telescopic rod set 240 to stretch out and draw back, one end of the second telescopic rod set 240 away from the second cantilever 230 is connected with the third telescopic rod set 250, the third telescopic rod set 250 is connected with a fourth driving assembly, the third driving assembly is used for driving the third telescopic rod set 250 to stretch out and draw back, the optical inspection assembly 510 is connected with one end of the third telescopic rod set 250 away from the second telescopic rod set 240, and the stretching direction of the second telescopic rod set 240 is staggered with the stretching direction of the third telescopic rod set 250, so that the optical inspection assembly 510 can conveniently perform optical inspection on different positions of the bridge 620, so as to improve the inspection efficiency of the bridge inspection device.
Specifically, the second telescopic rod group 240 stretches out and draws back along the horizontal direction, and the third telescopic rod group 250 stretches out and draws back along the upper and lower direction, through setting up the second telescopic rod group 240 for visual inspection assembly 510 can detect bridge 620's width direction's different positions, through setting up the third telescopic rod group 250, makes visual inspection assembly 510 can be close to bridge 620 bottom, not only can improve visual inspection assembly 510's detection precision, still improves bridge detection device's detection efficiency.
It should be noted that the second telescopic rod set 240 and the third telescopic rod set 250 are similar to the first telescopic rod set 220 in structure, and will not be described in detail herein.
It should be noted that the third driving assembly and the fourth driving assembly may be a motor and a ball screw for driving, and may be a hydraulic cylinder, which is not limited herein.
It should be noted that the visual detection component 510 may be a camera or a video camera, which is not limited herein.
Referring to fig. 1 and 2, in some embodiments of the present invention, the system further includes a visual monitoring assembly 520, where the visual monitoring assembly 520 is disposed at an end of the second telescopic rod set 240 away from the first cantilever 210, and the monitoring assembly is used to monitor a position of the visual detecting assembly 510, so as to avoid collision of the visual detecting assembly 510 with the bridge 620, and improve reliability of use of the cantilever mechanism.
It should be noted that the visual monitoring component 520 may be a camera or a video camera, and the like, and is not limited herein.
Referring to fig. 1 and fig. 2, according to the second aspect of the present invention, the bridge inspection apparatus includes the cantilever mechanism according to the first aspect of the present invention, when the cantilever mechanism needs to pass through the lamp post 630, an operator may detach the first connector 300 to enable the lamp post 630 to enter the avoidance channel 700, then attach the first connector 300, and detach the second connector 400, so that the lamp post 630 can exit the avoidance channel 700, and the cantilever mechanism can pass through the lamp post 630 without integrally lifting the cantilever mechanism, thereby improving the inspection efficiency of the bridge inspection apparatus.
Specifically, the connection frame 100 is connected with the bridge inspection vehicle 610, when the cantilever mechanism needs to pass through the lamp post 630, an operator can detach the first connection member 300, so that the avoidance channel 700 is located at one side of the first connection member 300 to generate the first notch 710, so that the lamp post 630 enters the avoidance channel 700 through the first notch 710, then the first connection member 300 is installed, and the second connection member 400 is detached, so that the first notch 710 is closed, and a second notch 720 is generated at one side of the avoidance channel 700 located at the second connection member 400, the lamp post 630 can exit the avoidance channel 700 through the second notch 720, the cantilever mechanism can pass through the lamp post 630 without integrally lifting the cantilever mechanism, and the detection efficiency of the bridge inspection device can be improved.
It can be appreciated that the connection frame 100 can be detachably connected with the bridge inspection vehicle 610 through a clamping structure, and the clamping structure can be a structure of matching a buckle with a clamping groove, so that the connection frame 100 can be conveniently connected with the bridge inspection vehicle 610, which is not described in detail herein.
It should be noted that, the bridge inspection vehicle 610 is provided with a counterweight assembly, so that the weight of the bridge inspection vehicle 610 can be increased, thereby ensuring that the bridge inspection vehicle 610 does not rollover, and improving the use reliability of the bridge inspection device.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The present embodiment has been described in detail with reference to the drawings, but the present invention is not limited to the above embodiment, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit.
Claims (10)
1. A cantilever mechanism, comprising:
the connecting frame (100) is used for being connected with the bridge detection vehicle (610);
a cantilever assembly (200) disposed opposite the connection frame (100);
a first connecting piece (300), wherein one end of the first connecting piece (300) is detachably connected with the connecting frame (100), and the other end of the first connecting piece is detachably connected with the cantilever assembly (200);
the second connecting piece (400), the one end of second connecting piece (400) with link (100) can dismantle the connection, the other end with cantilever subassembly (200) can dismantle the connection, second connecting piece (400) with first connecting piece (300) set up relatively, link (100) first connecting piece (300) cantilever subassembly (200) reaches second connecting piece (400) enclose and close and form and dodge passageway (700), dodge passageway (700) are used for dodging lamp pole (630).
2. The cantilever mechanism according to claim 1, wherein the cantilever mechanism comprises a first cantilever (210), a first telescopic rod group (220), a second cantilever (230) and a first driving assembly, the first cantilever (210) is arranged opposite to the second cantilever (230), one end of the first telescopic rod group (220) is connected with the first cantilever (210), one end of the first telescopic rod group (220) away from the first cantilever (210) is connected with the second cantilever (230), the first connecting piece (300) and the second connecting piece (400) are both detachably connected with the first cantilever (210), and the first driving assembly is used for driving the first telescopic rod group (220) to stretch.
3. Cantilever mechanism according to claim 2, characterized in that the connecting frame (100) is provided with a first receiving channel (110), and that one end of the first connecting piece (300) is inserted into the first receiving channel (110).
4. Cantilever mechanism according to claim 2, characterized in that the connection frame (100) is provided with a second receiving channel (120), and that one end of the second connection piece (400) is inserted into the second receiving channel (120).
5. The cantilever mechanism according to claim 2, wherein the first connector (300) is detachably connected to the connection frame (100) by a first fastener and to the first cantilever (210) by a second fastener;
the second connecting piece (400) is detachably connected with the connecting frame (100) through a third fastening piece and is detachably connected with the first cantilever (210) through a fourth fastening piece.
6. The cantilever mechanism according to claim 2, wherein the first telescopic rod group (220) comprises a first rod body (221) and a second rod body (222), the second rod body (222) is arranged on the first rod body (221) in a penetrating manner and can move along the axial direction of the first rod body (221), the first rod body (221) is connected with the first cantilever (210), the second rod body (222) is connected with the second cantilever (230), and the driving end of the first driving assembly is connected with the second rod body (222) so as to drive the second rod body (222) to move.
7. The cantilever mechanism according to claim 6, wherein a pivot structure is provided between the first rod body (221) and the first cantilever (210), and the first rod body (221) rotates around the length direction of the first cantilever (210) through the pivot structure.
8. The cantilever mechanism according to claim 7, wherein the pivoting structure comprises a second driving component, a pivoting seat (201) and a pivoting piece (202), the pivoting seat (201) is connected with the first cantilever (210) and is provided with a pivoting hole, the pivoting piece (202) is connected with the first telescopic rod group (220), the pivoting seat (201) is rotatably inserted into the pivoting hole, the second driving component is arranged on the first cantilever (210), and the output end of the second driving component is connected with the pivoting seat (201).
9. The cantilever mechanism according to claim 2, further comprising a visual detection assembly (510), wherein the second cantilever (230) is connected with a second telescopic rod group (240), the second telescopic rod group (240) is connected with a third driving assembly, the third driving assembly is used for driving the second telescopic rod group (240) to stretch out and draw back, one end of the second telescopic rod group (240) away from the second cantilever (230) is connected with a third telescopic rod group (250), the third telescopic rod group (250) is connected with a fourth driving assembly, the fourth driving assembly is used for driving the third telescopic rod group (250) to stretch out and draw back, the visual detection assembly (510) is connected with one end of the third telescopic rod group (250) away from the second telescopic rod group (240), and the stretching direction of the second telescopic rod group (240) is staggered with the stretching direction of the third telescopic rod group (250).
10. Bridge inspection apparatus comprising a bridge inspection vehicle (610) and a cantilever mechanism according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310706090.5A CN116607407A (en) | 2023-06-14 | 2023-06-14 | Cantilever mechanism and bridge detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310706090.5A CN116607407A (en) | 2023-06-14 | 2023-06-14 | Cantilever mechanism and bridge detection device |
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| Publication Number | Publication Date |
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| CN116607407A true CN116607407A (en) | 2023-08-18 |
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| CN202310706090.5A Pending CN116607407A (en) | 2023-06-14 | 2023-06-14 | Cantilever mechanism and bridge detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117822435A (en) * | 2024-03-06 | 2024-04-05 | 四川蜀工公路工程试验检测有限公司 | Bridge gap detection system and safety evaluation method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117822435A (en) * | 2024-03-06 | 2024-04-05 | 四川蜀工公路工程试验检测有限公司 | Bridge gap detection system and safety evaluation method |
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