CN211689797U

CN211689797U - Road and bridge construction mapping device

Info

Publication number: CN211689797U
Application number: CN201922406703.5U
Authority: CN
Inventors: 范会军
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-28
Filing date: 2019-12-28
Publication date: 2020-10-16
Anticipated expiration: 2029-12-28

Abstract

The utility model discloses a road and bridge construction mapping device, including the bottom plate, four sides of bottom plate all are equipped with the screw hole, and threaded hole female connection has first screw rod, and the backup pad has been installed to the bottom of first screw rod, and the post has been installed soon at the top of first screw rod, and the upper surface central point of bottom plate puts to rotate and has installed the clamp plate, and the upper surface dress of clamp plate is equipped with the target, and the vertical equipartition of front surface of target has the marking. Can place this construction mapping device in fixed point position, when this fixed point position ground is level and smooth inadequately, can suitable contrarotation or the post soon of four sides of corotation, make first screw rod upwards or downwardly rotating in the screwed hole, thereby change the support height of each side position of bottom plate, until the inside bubble of air level in central scale mark, show that whole mapping device is vertical straight promptly, the post is revolved in the stopping rotation, therefore when using this mapping device on the road surface of unevenness, can ensure the sighting plate and do not incline, reduce measuring error.

Description

Road and bridge construction mapping device

Technical Field

The utility model relates to a road and bridge construction survey and drawing technical field specifically is a road and bridge construction survey and drawing device.

Background

The road and bridge generally consists of a plurality of parts such as a roadbed, a road surface, a bridge, a tunnel engineering facility, a traffic engineering facility and the like.

After the construction of the road surface of the existing road and bridge is completed, bridge infrastructure needs to be erected on the road surface, such as a fence, a pier wall and the like, before the facilities are erected, the whole road surface needs to be surveyed, and the erection positions of the facilities are planned through actual surveying and mapping data, so that the attractive and reasonable effect is achieved, in the surveying and mapping process, the distances of the transverse side position, the longitudinal side position and the oblique side position of the road surface need to be measured, the distance measurement is mostly realized by combining a laser range finder and an auxiliary standard plate, the lower side of the existing auxiliary standard plate is provided with a supporting seat, the top center position of the supporting seat is provided with a standard plate, the standard plate is vertically and uniformly provided with marked lines, the marked lines with different heights can be used for corresponding reference of the laser range finders with different erection heights, however, in the actual use process, as the road surface at the moment is not, still there is the unevenness on the road base face, and the supporting seat that directly will assist the mark board downside is placed at the road base face, causes the slope of upside mark board easily, finally causes the measuring error grow to when corresponding direction and being used for not equidirectional range finding on the fixed point changes the mark board, during the direction of the rotatory mark board of fixed point and supporting seat, cause whole supplementary mark board relatively original offset easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a road and bridge construction mapping device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a road and bridge construction mapping device, includes the bottom plate, four sides of bottom plate all are equipped with the screw hole, screw hole female connection has first screw rod, the backup pad has been installed to the bottom of first screw rod, the post has been installed soon at the top of first screw rod, the upper surface central point of bottom plate puts to rotate and has installed the clamp plate, the upper surface device of clamp plate is equipped with the target, the vertical equipartition of front surface of target has the marking, the lower surface central point of clamp plate puts and is equipped with the spliced pole, the central point of bottom plate puts and is equipped with the friction mouth, the spliced pole is worn out the friction mouth and the spliced pole is located the intraoral one end of friction and has installed soft ring, the second screw rod has been installed to the one end that the friction mouth was worn out to the spliced pole, the cover.

Preferably, the pressing plate is of a circular plate structure, the target plate is of a square plate structure, and the connecting column is of a cylindrical structure.

Preferably, the friction opening is of a conical round opening structure, and the soft ring is of a conical cylindrical structure with a round hole in the center.

Preferably, the top of the target is provided with a loading box which is of a round box structure, and the loading box is internally provided with a leveling disc.

Compared with the prior art, the beneficial effects of the utility model are that:

first, can place this construction mapping device in fixed point position, when this fixed point position ground is level and smooth inadequately, can suitably contrarotate or the post soon of four sides of corotation, make first screw rod upwards or the decurrent rotation in the screwed hole, thereby change the support height of each side position of bottom plate, until the inside bubble of air level in central scale mark, show that whole mapping device is vertical straight promptly, the rotatory post that revolves of stopping, therefore when using this mapping device on the road surface of unevenness, can ensure the mark board and do not incline, reduce measuring error.

Second, nut locking second screw rod this moment, the backing ring upwards is in the friction mouth of impressing soft ring completely, the backing ring does not contact the lower surface of bottom plate, therefore soft ring essence is by vertical compression, thereby the outer wall of soft ring can outwards expand and compress tightly the inner wall of friction mouth, thereby the cooperation resistance of soft ring with friction mouth has been increased, and the upper and lower surface of soft ring compresses tightly clamp plate and backing ring respectively this moment, increase the cooperation resistance with clamp plate and backing ring, thereby the rotation resistance of clamp plate has been increased, after stopping the rotatory certain angle of target board, the restriction target board is rotatory on the bottom plate, can rotatory target board on one hand, push down the bottom plate on one hand, can be with the rotatory direction that needs of the one side of carving mark line on the target board, and because rotation resistance, the restriction clamp plate is rotatory at will, need not whole rotatory mapping device, be difficult for causing whole to move from the fixed point position.

Drawings

Fig. 1 is a schematic front view of the present invention;

FIG. 2 is a partially cut-away front view of the present invention;

FIG. 3 is a partially cut-away bottom view of the present invention;

fig. 4 is a schematic top view of the present invention.

In the figure: the device comprises a base plate 1, threaded holes 2, a first screw rod 3, a supporting plate 4, a rotary column 5, a pressing plate 6, a mark plate 7, a connecting column 8, a friction opening 9, a soft ring 10, a second screw rod 11, a backing ring 12, a nut 13, a box 14, a leveling disc 15 and a marking line 101.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: the utility model provides a road and bridge construction mapping device, comprising a base plate 1, bottom plate 1 is the plectane structure, four sides of bottom plate 1 all are equipped with screw hole 2, the quantity of screw hole 2 is four, the annular evenly sets up four sides at

bottom plate

1, 2 female connection in screw hole have first screw rod 3, backup pad 4 has been installed to the bottom of first screw rod 3, backup pad 4 is the plectane structure, the upper end central point of lower extreme welded connection backup pad 4 of first screw rod 3 puts, the post 5 that revolves has been installed at the top of first screw rod 3, the lower extreme central point of the post 5 is revolved in the top welded connection of first screw rod 3 puts, it is the cylinder structure to revolve post 5 soon, the post 5 that revolves of contrary rotation or in same direction as the arbitrary one side of revolving, drive first screw rod 3 upwards or downwardly rotating in screw hole 2, thereby.

Referring to fig. 1, 2 and 3, a pressing plate 6 is rotatably installed at the central position of the upper surface of a bottom plate 1, a target 7 is installed on the upper surface of the pressing plate 6, the middle side of the upper surface of the pressing plate 6 is connected with the lower end of the target 7, the pressing plate 6 and the target 7 are a fusion-cast integrated piece, the pressing plate 6 is of a circular plate structure, the target 7 is of a square plate structure, a connecting column 8 is of a cylindrical structure, markings 101 are uniformly distributed on the front surface of the target 7 in the vertical direction, the markings 101 are engraved on the front end surface of the target 7, a connecting column 8 is installed at the central position of the lower surface of the pressing plate 6, the central position of the lower end of the pressing plate 6 is welded and connected with the central position of the upper end of the connecting column 8, a friction port 9 is formed at the central position of the bottom plate 1, the friction port 9 is narrow at the upper part and wide at the lower part, the connecting column 8 penetrates through the friction port 9, the soft ring 10 is a conical cylindrical structure with a round hole arranged at the center, the soft ring 10 is sleeved on the outer wall of the connecting column 8 in an interference manner, the soft ring 10 is made of chloroprene rubber and is soft in texture and strong in wear resistance, the nut 13 is not screwed in front of the second screw 11, when the friction hole 9 is completely inserted into the soft ring 10, the lower part of the soft ring 10 protrudes out of the lower end of the friction hole 9 and is one millimeter, the second screw 11 is installed at one end of the connecting column 8 penetrating out of the friction hole 9, the second screw 11 is sleeved with the backing ring 12, the backing ring 12 is of a circular ring structure, the second screw 11 is in threaded connection with the nut 13, when the nut 13 locks the second screw 11, the backing ring 12 can be upwards used for completely pressing the soft ring 10 into the friction hole 9, the backing ring 12 is not in contact with the lower surface of the bottom plate 1, so that the soft ring 10 is substantially longitudinally compressed, the outer wall of the soft ring 10 can be outwards expanded to compress the inner wall of the friction, and the upper and lower surfaces of the soft ring 10 respectively press the pressing plate 6 and the backing ring 12 at the moment, and the matching resistance with the pressing plate 6 and the backing ring 12 is increased, so that the rotating resistance of the pressing plate 6 is increased, and the target 7 is limited to rotate on the bottom plate 1 after the target 7 is rotated by a certain angle and stopped.

Referring to fig. 1, 2 and 4, the top of the target 7 is provided with a loading box 14, the upper end of the target 7 is welded and connected with the lower end of the loading box 14, the loading box 14 is of a round box structure, a leveling disc 15 is arranged in the loading box 14, the type of the leveling disc 15 is 1199, the lower end of the leveling disc 15 is uniformly coated with resin glue and is adhered to the lower end of the interior of the loading box 14 through the resin glue, when a bubble in the interior of the leveling disc 15 is in a central scale mark, the whole surveying and mapping device is vertically straight, and otherwise, the whole surveying and mapping device is not vertically straight enough.

The utility model discloses when concrete implementation: the construction surveying and mapping device can be placed at a fixed point position, when the ground at the fixed point position is not smooth enough, the rotating columns 5 at the four sides can be rotated reversely or clockwise properly, so that the first screw rods 3 rotate upwards or downwards in the threaded holes 2, the supporting height of each side position of the bottom plate 1 is changed until water bubbles in the leveling disc 15 are in a central scale mark, namely, the whole surveying and mapping device is vertically straight, the rotating columns 5 are stopped, therefore, when the surveying and mapping device is used on an uneven road base surface, the target plate 7 can be ensured not to incline, the measurement error is reduced, the nuts 13 are not screwed in front of the second screw rods 11, when the friction ports 9 are completely inserted into the soft rings 10, the lower ends of the soft rings 10 protrude out of the lower end ports of the friction ports 9 by one millimeter, at the moment, the nuts 13 lock the second screw rods 11, the cushion rings 12 press the soft rings 10 into the friction ports 9 completely upwards, and the cushion rings 12 are not in contact with, therefore, the soft ring 10 is substantially compressed longitudinally, the outer wall of the soft ring 10 can expand outwards to press the inner wall of the friction opening 9, so that the matching resistance between the soft ring 10 and the friction opening 9 is increased, the upper surface and the lower surface of the soft ring 10 respectively press the pressing plate 6 and the backing ring 12 at the moment, the matching resistance between the pressing plate 6 and the backing ring 12 is increased, so that the rotating resistance of the pressing plate 6 is increased, the target 7 is rotated for a certain angle and stopped, the target 7 is limited to rotate on the bottom plate 1, the target 7 can be rotated by one hand, the bottom plate 1 can be pressed by one hand, one surface of the target 7, which is marked with the marked mark 101, can be rotated to a required direction, and due to the rotating resistance, the pressing plate 6 is limited to rotate randomly, a whole rotating surveying and mapping device is not needed, and the whole moving.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a road and bridge construction mapping device, includes bottom plate (1), its characterized in that: threaded holes (2) are formed in four sides of the bottom plate (1), a first screw rod (3) is connected with the threaded holes (2) in an inner threaded mode, a supporting plate (4) is installed at the bottom of the first screw rod (3), a rotary column (5) is installed at the top of the first screw rod (3), a pressing plate (6) is installed on the center of the upper surface of the bottom plate (1) in a rotating mode, a mark plate (7) is installed on the upper surface of the pressing plate (6), mark lines (101) are vertically and evenly distributed on the front surface of the mark plate (7), a connecting column (8) is installed on the center of the lower surface of the pressing plate (6), a friction port (9) is formed in the center of the bottom plate (1), a soft ring (10) is installed at one end, located in the friction port (9), of the connecting column (8) penetrates through the friction port (9), a second screw rod (11) is installed at one end, located in the friction port, the second screw rod (11) is sleeved with a backing ring (12), and the second screw rod (11) is in threaded connection with a nut (13).

2. The road and bridge construction surveying and mapping device of claim 1, wherein: the pressing plate (6) is of a circular plate structure, the target plate (7) is of a square plate structure, and the connecting column (8) is of a cylindrical structure.

3. The road and bridge construction surveying and mapping device of claim 1, wherein: the friction opening (9) is of a conical round opening structure, and the soft ring (10) is of a conical cylindrical structure with a round hole in the center.

4. The road and bridge construction surveying and mapping device of claim 2, wherein: the top of the target (7) is provided with a loading box (14), the loading box (14) is of a round box structure, and a leveling disc (15) is arranged in the loading box (14).