CN219511482U - Swivel bridge axis positioning device - Google Patents
Swivel bridge axis positioning device Download PDFInfo
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- CN219511482U CN219511482U CN202320966365.4U CN202320966365U CN219511482U CN 219511482 U CN219511482 U CN 219511482U CN 202320966365 U CN202320966365 U CN 202320966365U CN 219511482 U CN219511482 U CN 219511482U
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- 239000011521 glass Substances 0.000 claims abstract description 91
- 229910000831 Steel Inorganic materials 0.000 claims description 60
- 239000010959 steel Substances 0.000 claims description 60
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 abstract description 12
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 6
- 229920005372 Plexiglas® Polymers 0.000 description 6
- 238000010276 construction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000004364 calculation method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012806 monitoring device Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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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
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The utility model provides a bridge axis positioner turns, includes plumb appearance and is used for receiving the plumb appearance target of plumb appearance emitting laser, and plumb appearance target includes organic glass board and the installing support of being connected with the end of the roof beam body, the upside of installing support is provided with adjusting device, organic glass board connect in adjusting device's upside, the center department of the up end of organic glass board is provided with the cross coordinate scale, adjusting device is used for overlapping the central point of the cross coordinate scale of organic glass board and the longitudinal axis of the roof beam body, plumb appearance installs in the roof beam body theory turn in place the subaerial under the cross coordinate scale central point of organic glass board. The design is convenient and stable to monitor, and the monitoring precision is high.
Description
Technical Field
The utility model relates to the technical field of bridge swivel construction monitoring, in particular to a swivel bridge axis positioning device.
Background
The center line of the bridge, also called the bridge axis, is the line connecting the geometric centroid of the bridge cross section in the longitudinal direction, and is an important control line of the bridge structure. The bridge construction is carried out at proper positions on two sides of a river, a road and a canyon, the operation above the obstacle is converted into the operation on the shore or near the ground, and finally, the bridge is positioned by using a complete set of swivel equipment through a horizontal or vertical swivel according to design requirements, so that the axes deflect by a certain angle around a rotation center during bridge manufacture, the two axes can be overlapped after the swivel is finished, if the axes do not overlap, the offset of the axes of the bridge is caused, the appearance and the structure after the bridge is formed are influenced, the use safety of the bridge is influenced, the underrotation or the overrotation is easy to happen due to improper traction and self inertia control during the swivel, meanwhile, a large amount of beam posture monitoring work is finished in a short time due to the fact that the swivel time is short, once monitoring instrument equipment fails, the swivel work is suspended due to the fact that the axis position cannot be determined when the bridge swivel is about to be in place, and the bridge is not beneficial to stability for long time dismantling the supported beam due to the swivel; meanwhile, the existing monitoring method of the monitoring instrument is complex and inconvenient to use.
Disclosure of Invention
The utility model aims to overcome the defects and problems that the monitoring method is complex and equipment faults affect the work of a swivel body when the swivel body of the beam body is in the prior art, and provides a swivel bridge axis positioning device which is simple, convenient and stable to monitor.
In order to achieve the above object, the technical solution of the present utility model is:
the utility model provides a bridge axis positioner turns, includes plumb appearance and is used for receiving plumb appearance mark target of plumb appearance transmission laser, plumb appearance mark target include organic glass board and the installing support of being connected with the roof beam body end, the upside of installing support is provided with adjusting device, organic glass board connect in adjusting device's upside, the center department of the up end of organic glass board is provided with the cross coordinate scale, adjusting device is used for overlapping the central point of the cross coordinate scale of organic glass board and the longitudinal axis of roof beam body, plumb appearance installs on the ground under the cross coordinate scale central point of organic glass board after the roof beam body theory turns into place.
The installing support includes the angle steel support that two symmetries set up, the angle steel support is L type, two the connecting hole that is connected with the end of the roof beam body has all been seted up to the vertical side of angle steel support, two the spout has been seted up to the horizontal side of angle steel support in parallel with the direction of the end of the roof beam body, adjusting device passes through spout sliding connection in two the angle steel support.
The adjusting device comprises two moving rods and two connecting rods, wherein two sliding grooves are formed in each angle steel support, the lower side of one moving rod is matched with two sliding grooves of each angle steel support, the lower side of the other moving rod is matched with two sliding grooves of the other angle steel support, the two connecting rods are connected between the two moving rods, one connecting rod is located on the outer side of one angle steel support, the other connecting rod is located on the outer side of the other angle steel support, two connecting rods are connected with screws in a threaded mode in the radial direction, and the bottoms of the two screws are respectively propped against the outer sides of the two angle steel supports, and the heads of the two screws are connected with holding rings.
Every the connecting rod is along radial equal threaded connection there are two screws, two the screw rod symmetry sets up and is located the both ends department of movable rod, two the screw rod equal threaded connection about the connecting rod prop up in the outside of angle steel support.
The section of the chute is dovetail-shaped, and the lower side of the movable rod is connected with a connecting block matched with the shape of the chute.
The adjusting device further comprises horizontal bubbles and a plurality of threaded columns, the threaded columns are respectively connected to the upper sides of the two moving rods, a plurality of installing holes corresponding to the threaded columns one by one are formed in the organic glass plate, two nuts are connected to the outer peripheral surface of each threaded column in a threaded mode, and the two nuts are respectively located on the upper side and the lower side of the organic glass plate.
The mounting holes are circular arc-shaped, and a plurality of the mounting holes are circumferentially distributed relative to the center point of the cross coordinate scale on the organic glass plate.
Reinforcing ribs are arranged between the vertical side and the horizontal side of the angle steel support.
And a compass is arranged on the upper side of the organic glass plate.
A plurality of equidistant auxiliary scale rings or square grids are arranged at the center of the organic glass plate.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the swivel bridge axis positioning device, the organic glass plate is connected with the end of a beam body through the mounting support, the bridge axis position is discharged on the organic glass plate of the beam end suspension position support by the total station and the prism before a swivel, the organic glass plate is horizontally adjusted, horizontally rotated and transversely moved through the adjusting device, so that the center point of a cross coordinate scale is arranged on a bridge construction longitudinal axis, when the beam body swivels, the organic glass plate synchronously rotates along the beam body axis, meanwhile, a plumb gauge is arranged on the ground right below the center point of the cross coordinate scale of the organic glass plate after the theoretical swivel is in place, when the swivel is in place, the plumb gauge is opened to emit vertical laser upwards, when the organic glass plate on the longitudinal center line of the beam body enters the working range of the plumb gauge, the beam body swivel is guided to conduct micro-action, and a cursor on the organic glass plate is observed to be vertically projected upwards, so that the cursor and the cross coordinate scale are overlapped, and the beam body is continuously rotated, at the moment, the axis is completed, and the underrotation and overrotation of the beam body can be effectively avoided. Compared with the prior art, the plumb gauge and the plumb gauge target work in parallel with other monitoring devices, when other devices fail, the beam body is not affected to be accurately positioned, because the plumb gauge is arranged at the dead point position of the rotating body on the ground under the center point of the cross coordinate scale on the organic glass plate after the theoretical rotating body is in place, the organic glass plate is connected with the beam body at the axis position, the cross coordinate axis of the organic glass plate rotates along with the beam body, when the laser points at the center and the dead point positions of the cross coordinate axis are completely coincident, the zero error of the rotating body is illustrated, the actual axis deviation value after the rotating body is in place can be intuitively read out on the organic glass plate, and the complex calculation is not required like other monitoring methods. Therefore, the utility model is convenient, stable and efficient in monitoring.
2. In the swivel bridge axis positioning device, two angle steel brackets are connected with the end heads of a beam body, meanwhile, a sliding groove is formed in each angle steel bracket, a moving rod can slide left and right on the sliding groove, an organic glass plate is arranged on the moving rod, and the center point of a cross coordinate scale of the organic glass plate coincides with the longitudinal axis of the beam body through moving the moving rod back and forth; the spout adopts the design of dovetail, and the carriage release lever slides in the spout through the connecting block, through setting up two screw rods that push up respectively in the left and right sides angle steel support outside, because the screw rod adopts the horizontal accurate positioning of being convenient for of threaded connection's mode with the connecting rod, when two screw rods elasticity one about, drive the carriage release lever and can follow the removal along the whole organic glass board of the top of being convenient for of spout left and right sides, make organic glass board cross coordinate scale center and bridge construction axis coincidence. Therefore, the utility model has simple use and stable structure.
3. According to the swivel bridge axis positioning device, an organic glass plate is connected with a movable rod through a connection mode of threaded columns and nuts, meanwhile, the organic glass plate is vertically limited through a connection mode of two nuts, one nut is screwed on each threaded column, then the organic glass plate is sleeved into the nut lifting device under the rotation direction of the organic glass plate under the indication of horizontal bubbles to level the organic glass plate, as a mounting hole on the organic glass plate is arc-shaped and concentric with the center of a cross coordinate axis, the horizontal rotation fine adjustment of the organic glass plate is convenient, the coordinate longitudinal axis is enabled to coincide with the longitudinal axis of a beam body, the compass is arranged on the organic glass plate, the horizontal rotation is carried out on the organic glass plate according to the angle of the compass, the cross coordinate axis of the organic glass plate is enabled to coincide with the axis of the beam body, after the leveling of the organic glass plate and the axis alignment are completed, the nut is screwed on the threaded columns, and an auxiliary scale ring or a square grid is arranged on the cross coordinate axis, and after the beam body rotates, the beam body can not be completely aligned due to various reasons, and therefore the error of the position of the cross scale ring or the square grid can be directly read out of the position of the beam body through the auxiliary scale. Therefore, the utility model has high reliability and high monitoring precision.
4. In the swivel bridge axis positioning device, as the device is independently arranged in parallel, the device can be independently used or can be used in combination with other monitoring devices, and the device can effectively prevent the failure or calculation error of other monitoring instruments, computer devices, program software, communication interfaces and other devices from causing the failure of accurately guiding the beam body to be in place. Therefore, the utility model has stable monitoring process and simple and efficient means.
Drawings
FIG. 1 is a schematic diagram of the structure of a plumb bob target of the present utility model.
Fig. 2 is a schematic structural view of the mounting bracket and the adjusting device in the utility model.
FIG. 3 is a schematic front view of an adjusting device, plexiglass plate, in accordance with the utility model.
Fig. 4 is a schematic structural view of the mounting bracket of the present utility model.
Fig. 5 is a schematic structural view of a plexiglass sheet in example 1 of the utility model.
FIG. 6 is a schematic structural view of a plexiglass sheet in example 6 of this utility model.
FIG. 7 is a schematic view of the structure of the plumb, plumb target, and beam of the present utility model.
In the figure: the device comprises a mounting bracket 1, angle steel brackets 11, reinforcing ribs 12, connecting holes 13, sliding grooves 14, an adjusting device 2, a moving rod 21, a connecting rod 22, a screw 23, a holding ring 24, a threaded column 25, a nut 26, a connecting block 27, a plastic glass plate 3, a mounting hole 4, a cross coordinate scale 5, an auxiliary scale ring 51, a square grid 52, a compass 6, a horizontal bubble 7, a plumb standard target 8, a plumb standard 9 and a beam body 10.
Detailed Description
The utility model is described in further detail below with reference to the accompanying drawings and detailed description.
Referring to fig. 1 to 7, a swivel bridge axis positioning device comprises a plumb bob 9 and a plumb bob target 8 for receiving laser emitted by the plumb bob 9, the plumb bob target 8 comprises an organic glass plate 3 and a mounting bracket 1 connected with the end of a beam body 10, an adjusting device 2 is arranged on the upper side of the mounting bracket 1, the organic glass plate 3 is connected to the upper side of the adjusting device 2, a cross coordinate scale 5 is arranged at the center of the upper end surface of the organic glass plate 3, the adjusting device 2 is used for overlapping the center point of the cross coordinate scale 5 of the organic glass plate 3 with the longitudinal axis of the beam body 10, and the plumb bob 9 is arranged on the ground under the center point of the cross coordinate scale 5 of the organic glass plate 3 after the theoretical swivel of the beam body 10 is in place.
The installing support 1 includes two angle steel support 11 that symmetry set up, angle steel support 11 is the L type, two the connecting hole 13 that is connected with the end of roof beam body 10 has all been seted up to the vertical side of angle steel support 11, two spout 14 has been seted up to the horizontal side of angle steel support 11 in parallel with the direction of the end of roof beam body 10, adjusting device 2 pass through spout 14 sliding connection in two angle steel support 11.
The adjusting device 2 comprises two moving rods 21 and two connecting rods 22, wherein two sliding grooves 14 are formed in each angle steel support 11, the lower side of one moving rod 21 is matched with one sliding groove 14 of each angle steel support 11, the lower side of the other moving rod 21 is matched with the other sliding groove 14 of each angle steel support 11, the two connecting rods 22 are connected between the two moving rods 21, one connecting rod 22 is located on the outer side of one angle steel support 11, the other connecting rod 22 is located on the outer side of the other angle steel support 11, two connecting rods 22 are connected with screw rods 23 in a threaded mode along the radial direction, and the bottom ends of the two screw rods 23 are respectively propped against the outer sides of the two angle steel supports 11, and the heads of the two screw rods 23 are connected with holding rings 24.
Each connecting rod 22 is connected with two screws 23 along radial equal threads, the two screws 23 are symmetrically arranged and positioned at two ends of the moving rod 21, and the two screws 23 are connected with the connecting rod 22 in a left-right threaded manner and then propped against the outer side of the angle steel bracket 11.
The cross section of the chute 14 is dovetail-shaped, and a connecting block 27 matched with the shape of the chute 14 is connected to the lower side of the moving rod 21.
The adjusting device 2 further comprises a horizontal bubble 7 and a plurality of threaded columns 25, the threaded columns 25 are respectively connected to the upper sides of the two moving rods 21, the organic glass plate 3 is provided with a plurality of mounting holes 4 corresponding to the threaded columns 25 one by one, the outer peripheral surface of each threaded column 25 is in threaded connection with two nuts 26, and the two nuts 26 are respectively located on the upper side and the lower side of the organic glass plate 3.
The mounting holes 4 are circular arc-shaped, and a plurality of the mounting holes 4 are circumferentially distributed relative to the center point of the cross coordinate scale 5 on the organic glass plate 3.
Reinforcing ribs 12 are arranged between the vertical side and the horizontal side of the angle steel bracket 11.
The upper side of the plexiglass plate 3 is fitted with a compass 6.
A plurality of equally spaced auxiliary scale rings 51 or square grids 52 are arranged in the center of the plexiglass plate 3.
The principle of the utility model is explained as follows:
in the utility model, the theoretical turning in-place of the beam body 10 means that the beam body 10 obtained by simulation after calculation is turned in-place, before the last section of the beam body 10 is poured, the end head of the beam body 10 is firstly put out of the position of the longitudinal center line of the beam body 10 through a measuring instrument, and then an embedded part is arranged according to the position so as to facilitate the later installation of an angle steel bracket 11 or the welding of a rectangular angle steel bracket 11 on a stable steel bar; the second step is to connect a rectangular angle steel bracket 11 on the embedded part before the beam body 10 rotates, the upper organic glass plate 3 extends out of the beam end through the angle steel bracket 11, a moving rod 21 is vertically welded with a threaded rod according to the central positions of 3 arc-shaped mounting holes 4 of the organic glass plate 3, the radiuses of the 3 arc-shaped mounting holes 4 are the same, so that the direction of a coordinate axis can be adjusted by horizontal rotation, nuts 26 are screwed on threaded columns 25 respectively, then the organic glass plate 3 is sleeved in and lifted by the nuts 26 below the organic glass plate 3 which are rotated under the direction of horizontal bubbles 7, the longitudinal center line of the beam body 10 is subjected to lofting by a measuring instrument, the organic glass plate 3 is subjected to transverse fine adjustment by rotating a screw rod 23, the central point of a cross coordinate scale 5 coincides with the longitudinal center line of the beam body 10, the leveling and centering of the organic glass plate 3 are finished, the coordinate longitudinal axes on the organic glass plate 3 are mutually vertical, and the coordinate grids 52 are engraved by laser at equal intervals; thirdly, horizontally rotating the organic glass plate 3 according to the compass 6 to enable the coordinate longitudinal axis of the cross coordinate scale 5 to coincide with the longitudinal center line of the beam body 10, namely reversely calculating the azimuth angle between the center of the organic glass plate 3 and the rotation center of the beam body 10 through the coordinates, horizontally rotating the organic glass plate 3 according to the horizontal azimuth angle through the compass 6 on the organic glass plate 3, and screwing a nut 26 on each threaded column 25 above the organic glass plate 3 after the coordinate axis of the organic glass plate 3 coincides with the axis of the beam body 10, wherein the organic glass plate 3 is limited under the clamping of the upper nut 26 and the lower nut 26. And fourthly, measuring the plane coordinates of the center point of the cross coordinate scale 5 of the organic glass plate 3 by using a total station and a prism, then reversely calculating the mileage after turning corresponding to the position according to the coordinates through the coordinates, and then making a mark point on the ground right below the center point of the cross coordinate scale 5 of the organic glass plate 3 as a turning termination point after the turning is in place by using the total station. The fifth step is to guide the axis of the girder 10 to be fast in place, when the girder 10 starts to be ready, a plumb aligner is erected at a ground mark point, when the girder is fast in place, the plumb aligner emits laser upwards to indicate the axis position of the girder 10 at the end point of the girder, when the organic glass plate 3 on the axis of the girder 10 enters the working range of the plumb aligner, micro-action is carried out on the girder 10, the cursor vertically projected onto the organic glass plate 3 upwards by the ground plumb aligner is observed, at this time, accurate reading can be carried out through scales on the organic glass, when the girder 10 slowly rotates to the position where the ground laser is overlapped with the vertical axis of the 3 coordinates of the organic glass plate, at this time, the axis of the girder 10 and the theoretical axis position are completely overlapped, because the plumb aligner emits vertical laser, the theoretical position of the ground point behind the girder is completely overlapped with the coordinate axis center point on the organic glass, but the girder 10 may incline around the rotation center of the girder 10 in the process, at this time, the actual errors behind the girder 10 can be read through the vertical axis and the auxiliary scale ring 51, and the fine adjustment can be carried out on the girder 10 by using the posture on the jack on the bearing platform when the errors are out.
Example 1:
referring to fig. 1 to 6, a swivel bridge axis positioning device comprises a plumb gauge 9 and a plumb gauge target 8 for receiving laser emitted by the plumb gauge 9, wherein the plumb gauge target 8 comprises an organic glass plate 3 and a mounting bracket 1 connected with the end of a beam body, an adjusting device 2 is arranged on the upper side of the mounting bracket 1, the organic glass plate 3 is connected to the upper side of the adjusting device 2, a cross coordinate scale 5 is arranged at the center of the upper end surface of the organic glass plate 3, the adjusting device 2 is used for overlapping the center point of the cross coordinate scale 5 of the organic glass plate 3 with the longitudinal axis of the beam body, and the plumb gauge 9 is arranged on the ground right below the center point of the cross coordinate scale 5 of the organic glass plate 3 after the theoretical swivel is in place.
The adjusting device 2 comprises two moving rods 21 and two connecting rods 22, wherein two sliding grooves 14 are formed in each angle steel support 11, the lower side of one moving rod 21 is matched with one sliding groove 14 of each angle steel support 11, the lower side of the other moving rod 21 is matched with the other sliding groove 14 of each angle steel support 11, the two connecting rods 22 are connected between the two moving rods 21, one connecting rod 22 is located on the outer side of one angle steel support 11, the other connecting rod 22 is located on the outer side of the other angle steel support 11, two ends of each connecting rod 22 are in threaded connection with screw rods 23 in the radial direction, and the bottoms of the screw rods 23 are respectively propped against the outer sides of the angle steel supports 11, and the heads of the screw rods 23 are connected with holding rings 24.
A plurality of equidistant auxiliary graduation rings 51 are arranged at the center of the organic glass plate 3, and the auxiliary graduation rings 51 are round.
Example 2:
the basic content is the same as in example 1, except that:
referring to fig. 4, the mounting bracket 1 includes two symmetrically arranged angle steel brackets 11, the angle steel brackets 11 are L-shaped, two connecting holes 13 connected with the ends of the beam body are respectively formed in the vertical sides of the angle steel brackets 11, a sliding groove 14 is formed in the horizontal sides of the angle steel brackets 11 along the direction perpendicular to the ends of the beam body, the adjusting device 2 is slidably connected to the two angle steel brackets 11 through the sliding groove 14, and reinforcing ribs 12 are arranged between the vertical sides and the horizontal sides of the angle steel brackets 11.
Example 3:
the basic content is the same as in example 1, except that:
referring to fig. 2 to 5, the adjusting device 2 further includes a horizontal air bubble 7 and a plurality of threaded columns 25, the threaded columns 25 are respectively connected to the upper sides of the two moving rods 21, a plurality of mounting holes 4 corresponding to the threaded columns 25 one by one are formed in the upper end surface of the organic glass plate 3, two nuts 26 are screwed on the outer peripheral surface of each threaded column 25, and the two nuts 26 are respectively located on the upper side and the lower side of the organic glass plate 3. The mounting holes 4 are circular arc-shaped, a plurality of the mounting holes 4 are circumferentially distributed relative to the center point of the cross coordinate scale 5 on the organic glass plate 3, and the compass 6 is arranged on the upper side of the organic glass plate 3.
Example 4:
the basic content is the same as in example 1, except that:
referring to fig. 1 to 2, the four screws 23 are provided, and the screws 23 are connected to the respective connecting rods 22 in a threaded manner and then respectively push against the outer sides of the angle brackets 11.
Example 5:
the basic content is the same as in example 1, except that:
referring to fig. 1 to 4, the cross section of the chute 14 is dovetail-shaped, and a connection block 27 matching the shape of the chute 14 is connected to the underside of the moving rod 21.
Example 6:
the basic content is the same as in example 1, except that:
referring to fig. 6, a plurality of equally spaced square grids 52 are provided at the center of the plexiglass sheet 3.
Claims (10)
1. A swivel bridge axis positioning device is characterized in that: including plumb appearance (9) with be used for receiving plumb appearance (9) emission laser hang appearance target (8), hang appearance target (8) including organic glass board (3) and with roof beam body (10) end connection's installing support (1), the upside of installing support (1) is provided with adjusting device (2), organic glass board (3) connect in the upside of adjusting device (2), the center department of the up end of organic glass board (3) is provided with cross coordinate scale (5), adjusting device (2) are used for carrying out the coincidence with the longitudinal axis of roof beam body (10) with the central point of cross coordinate scale (5) of organic glass board (3), hang appearance (9) install on the ground under the cross coordinate scale (5) of roof beam body (10) theoretical turning in place back organic glass board (3).
2. A swivel bridge axis positioning apparatus as claimed in claim 1, wherein: the mounting bracket (1) comprises two symmetrically arranged angle steel brackets (11), the angle steel brackets (11) are L-shaped, connecting holes (13) connected with the ends of the beam bodies (10) are formed in the vertical sides of the angle steel brackets (11), sliding grooves (14) are formed in the horizontal sides of the angle steel brackets (11) in the directions parallel to the ends of the beam bodies (10), and the adjusting device (2) is connected to the two angle steel brackets (11) in a sliding mode through the sliding grooves (14).
3. A swivel bridge axis positioning apparatus as claimed in claim 2, wherein: the adjusting device (2) comprises two moving rods (21) and two connecting rods (22), wherein two sliding grooves (14) are formed in each angle steel support (11), the lower side of one moving rod (21) is matched with one sliding groove (14) of each angle steel support (11), the lower side of the other moving rod (21) is matched with the other sliding groove (14) of each angle steel support (11), the two connecting rods (22) are connected between the two moving rods (21), one connecting rod (22) is located on the outer side of one angle steel support (11), the other connecting rod (22) is located on the outer side of the other angle steel support (11), two connecting rods (22) are connected with screw rods (23) in a threaded mode in the radial direction, the bottoms of the two screw rods (23) are respectively propped against the outer sides of the two angle steel supports (11), and the heads of the two screw rods (23) are connected with holding rings (24).
4. A swivel bridge axis positioning apparatus as claimed in claim 3, wherein: every connecting rod (22) along radial equal threaded connection have two screw rods (23), two screw rods (23) symmetry set up and are located the both ends department of movable rod (21), two screw rods (23) equal threaded left and right sides connect in the outside of top behind connecting rod (22) angle steel support (11).
5. A swivel bridge axis positioning apparatus as claimed in claim 3, wherein: the section of the sliding groove (14) is dovetail-shaped, and a connecting block (27) matched with the shape of the sliding groove (14) is connected to the lower side of the moving rod (21).
6. A swivel bridge axis positioning apparatus as claimed in claim 3, wherein: the adjusting device (2) further comprises horizontal bubbles (7) and a plurality of threaded columns (25), the threaded columns (25) are respectively connected to the upper sides of the two moving rods (21), a plurality of mounting holes (4) corresponding to the threaded columns (25) one by one are formed in the organic glass plate (3), two nuts (26) are connected to the outer peripheral surface of each threaded column (25) in a threaded mode, and the two nuts (26) are respectively located on the upper side and the lower side of the organic glass plate (3).
7. The swivel bridge shaft axis positioning apparatus of claim 6, wherein: the mounting holes (4) are circular arc-shaped, and a plurality of the mounting holes (4) are circumferentially distributed relative to the center point of the cross coordinate scale (5) on the organic glass plate (3).
8. A swivel bridge axis positioning apparatus as claimed in claim 2, wherein: reinforcing ribs (12) are arranged between the vertical side and the horizontal side of the angle steel bracket (11).
9. A swivel bridge axis positioning apparatus as claimed in claim 1, wherein: the compass (6) is arranged on the upper side of the organic glass plate (3).
10. A swivel bridge axis positioning apparatus as claimed in claim 1, wherein: a plurality of equidistant auxiliary scale rings (51) or square grids (52) are arranged at the center of the organic glass plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320966365.4U CN219511482U (en) | 2023-04-25 | 2023-04-25 | Swivel bridge axis positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320966365.4U CN219511482U (en) | 2023-04-25 | 2023-04-25 | Swivel bridge axis positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219511482U true CN219511482U (en) | 2023-08-11 |
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ID=87528815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320966365.4U Active CN219511482U (en) | 2023-04-25 | 2023-04-25 | Swivel bridge axis positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219511482U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118836834A (en) * | 2024-09-24 | 2024-10-25 | 国家海洋环境监测中心 | Three-dimensional laser scanning is with target high accuracy positioner |
-
2023
- 2023-04-25 CN CN202320966365.4U patent/CN219511482U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118836834A (en) * | 2024-09-24 | 2024-10-25 | 国家海洋环境监测中心 | Three-dimensional laser scanning is with target high accuracy positioner |
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