CN212456082U

CN212456082U - River course width measuring device

Info

Publication number: CN212456082U
Application number: CN202021097925.XU
Authority: CN
Inventors: 罗帅斌; 瞿原生
Original assignee: Shanghai Renhong Engineering Consulting Co ltd
Current assignee: Shanghai Renhong Engineering Consulting Co ltd
Priority date: 2020-06-15
Filing date: 2020-06-15
Publication date: 2021-02-02
Anticipated expiration: 2030-06-15

Abstract

The utility model discloses a river course width measuring device, which comprises a fixed base, a lifting screw, a protective shell, a laser emitter and an adjusting rotating rod, wherein both sides of the upper end of the fixed base are fixedly connected with a limit sleeve, a limit slider is slidably connected in the limit sleeve, and a telescopic rod is fixedly connected at the upper end of the limit slider, the utility model can effectively adjust the height of the laser emitter by rotating the lifting screw, avoids the difference of the heights of two banks of a river course, needs a cushion block to cushion the measuring equipment at the lower side, has more troublesome operation and can not ensure the stability of the measuring equipment after the cushion is lifted, reduces the measuring efficiency of the width of the river course, can rapidly adjust the angle of the laser emitter by rotating the adjusting rotating shaft, and avoids the troublesome operation of adjusting the whole measuring device by rotating the adjusting rotating shaft, not only improves the working efficiency, but also increases the accuracy of measurement.

Description

River course width measuring device

Technical Field

The utility model relates to a measuring device, in particular to river course width measuring device belongs to civil construction and measures technical field.

Background

When the river channel width is measured, the river channel width cannot be directly measured by using tools such as a ruler due to environmental factors, and the river channel width is usually measured by a laser irradiation method, namely, by measuring a laser offset angle and an offset distance, so that the river channel width is calculated by a specified formula.

When using laser irradiation, because the high unable assurance of river course both sides is unified completely, lead to when setting up measuring device, need carry out the bed hedgehopping to the measuring device of lower one side with the cushion, it is comparatively troublesome to operate, measuring device's speed of erectting has been reduced, the measuring device who raises through the cushion often can appear the condition of empting simultaneously, and when adjustment laser irradiation angle, rotate whole measuring device usually, can't guarantee that laser emitter is located same position, finally can influence measuring accuracy.

Disclosure of Invention

An object of the utility model is to overcome prior art's defect and provide a river course width measuring device, the effectual problem of having solved among the prior art.

The technical scheme for realizing the purpose is as follows:

the utility model relates to a river course width measuring device, which comprises a fixed base, a lifting screw, a protective shell, a laser emitter and an adjusting rotating rod, wherein both sides of the upper end of the fixed base are fixedly connected with a limit sleeve, a limit slider is slidably connected in the limit sleeve, a telescopic rod is fixedly connected to the upper end of the limit slider, the upper end of the telescopic rod passes through the limit sleeve and is fixedly connected to the lower end of the protective shell, a mounting plate is fixedly connected between the limit sleeves, the lifting screw is in threaded connection with the middle position of the mounting plate, the lower end of the lifting screw is fixedly connected with a rotating handle, the upper end of the lifting screw is fixedly connected to the central position of the lower end of the protective shell, the central position of the upper end in the protective shell is rotatably connected with a fixed rotating shaft, the lower end of the laser transmitter is fixedly connected with a driven bevel gear, one side of the protective shell is rotatably connected with an adjusting rotating rod, the adjusting rotating rod penetrates through the protective shell and is positioned in the protective shell, one end of the adjusting rotating rod, positioned in the protective shell, is fixedly connected with a driving bevel gear, the driving bevel gear is meshed with the driven bevel gear and is connected with the driven bevel gear, and one end of the adjusting rotating rod, positioned outside the protective shell, is fixedly connected with an adjusting handle.

As a preferred technical scheme of the utility model, first bearing of lifting screw and protecting sheathing junction fixedly connected with, first bearing inner circle fixed connection is on lifting screw, first bearing outer lane fixed connection is in protecting sheathing.

As a preferred technical scheme of the utility model, second bearing of fixed rotating shaft and protecting sheathing junction fixedly connected with, second bearing outer lane fixed connection is in protecting sheathing, second bearing inner circle fixed connection is in fixed rotating shaft.

As a preferred technical scheme of the utility model, a fixed slot has been seted up on the regulation handle, protecting sheathing is located fixing bolt of regulation handle one side fixedly connected with, fixing bolt keeps away from protecting sheathing one end and passes fixed slot and threaded connection and have a fixation nut.

As a preferred technical scheme of the utility model, just be located in the protecting sheathing and adjust bracing piece of fixedly connected with under the bull stick, third bearing of upper end of the support bar fixedly connected with, third bearing inner circle fixed connection is on adjusting the bull stick.

As a preferred technical scheme of the utility model, the three fixed bolster of unable adjustment base lower extreme fixedly connected with, it is three the fixed bolster is located unable adjustment base lower extreme evenly distributed.

The utility model has the advantages that:

1. can effectually adjust laser emitter height through rotating lifting screw, needn't carry out the bed hedgehopping to the measuring equipment of lower one side with the cushion because river course both sides height is different to easy operation can guarantee that measuring equipment is stable, has improved the measurement of efficiency to the river course width.

2. Through rotating the regulation pivot, the angle of regulation laser emitter that can be rapid has avoided the troublesome operation that needs rotate whole measuring device and carry out the regulation, has not only improved work efficiency, has increased measuring accuracy moreover.

Drawings

FIG. 1 is a schematic view of the overall front cut-away structure of the present invention;

FIG. 2 is a schematic view of the inner cutting structure of the protective casing of the present invention;

fig. 3 is a schematic side view of the adjusting handle of the present invention.

In the figure: 1. a fixed base; 2. a limiting sleeve; 3. a limiting slide block; 4. a telescopic rod; 5. mounting a plate; 6. a lifting screw; 7. rotating the handle; 8. a protective housing; 9. a first bearing; 10. a laser transmitter; 11. adjusting the rotating rod; 12. fixing the rotating shaft; 13. a second bearing; 14. a driven bevel gear; 15. a driving bevel gear; 16. adjusting the handle; 17. a support bar; 18. a third bearing; 19. fixing grooves; 20. fixing the bolt; 21. fixing a nut; 22. and fixing the bracket.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in figures 1-3, the utility model provides a river channel width measuring device, which comprises a fixed base 1, a lifting screw 6, a protective casing 8, a laser emitter 10 and an adjusting rotating rod 11, wherein both sides of the upper end of the fixed base 1 are fixedly connected with a limit sleeve 2, a limit slider 3 is slidably connected in the limit sleeve 2, the upper end of the limit slider 3 is fixedly connected with a telescopic rod 4, the upper end of the telescopic rod 4 passes through the limit sleeve 2 and is fixedly connected with the lower end of the protective casing 8, a mounting plate 5 is fixedly connected between the limit sleeves 2, the lifting screw 6 is in threaded connection with the middle position of the mounting plate 5, the lower end of the lifting screw 6 is fixedly connected with a rotating handle 7, the upper end of the lifting screw 6 is fixedly connected with the central position of the lower end of the protective casing 8, the central position of the upper end in, laser emitter 10 fixed connection is at fixed pivot 12 lower extreme, laser emitter 10 lower extreme fixedly connected with driven bevel gear 14, protective housing 8 one side swivelling joint has one to adjust bull stick 11, adjust bull stick 11 and pass protective housing 8 and be located protective housing 8 in one end fixedly connected with one initiative bevel gear 15, initiative bevel gear 15 is connected with driven bevel gear 14 meshing, it is located protective housing 8 outer one end fixedly connected with one regulation handle 16 to adjust bull stick 11, the troublesome operation that needs rotate whole measuring device and adjust has been avoided, the work efficiency is not only improved, and the measuring accuracy has been increased.

The lower end of the fixed base 1 is fixedly connected with three fixed supports 22, the three fixed supports 22 are positioned at the lower end of the fixed base 1 and are uniformly distributed, the fixed supports 22 can support the whole device, a support rod 17 is fixedly connected in the protective shell 8 and under the adjusting rotating rod 11, the upper end of the support rod 17 is fixedly connected with a third bearing 18, the inner ring of the third bearing 18 is fixedly connected on the adjusting rotating rod 11, the support rod 17 can effectively prevent the adjusting rotating rod 11 from shaking during rotation, a fixing groove 19 is arranged on the adjusting handle 16, a fixing bolt 20 is fixedly connected at one side of the protective shell 8, which is positioned at the adjusting handle 16, one end of the fixing bolt 20, which is far away from the protective shell 8, penetrates through the fixing groove 19 and is in threaded connection with a fixing nut 21, and the laser emitter 10 can be effectively prevented from randomly rotating through the extrusion of the fixing, fixed rotating shaft 12 and second bearing 13 of 8 junctions fixedly connected with of protecting sheathing, 13 outer lane fixed connection of second bearing is in protecting

sheathing

8, 13 inner circles fixed connection of second bearing is on fixed rotating shaft 12, second bearing 13 can reduce the frictional force between fixed rotating shaft 12 and the protecting sheathing 8, can make things convenient for laser emitter 10's rotation more, first bearing 9 of 6 and 8 junctions fixedly connected with of protecting sheathing of lifting screw, 9 inner circles fixed connection of first bearing is on lifting

screw

6, 9 outer lane fixed connection of first bearing is in protecting sheathing 8, first bearing 9 can reduce the frictional force between lifting screw 6 and protecting sheathing 8.

Specifically, when the utility model is used, firstly, the whole device is fixed on the bank of the river channel, then the lifting screw rod 6 is driven to rotate by rotating the rotary handle 7, the lifting screw rod 6 is positioned on the mounting plate 5 to move, finally, the protective shell 8 is driven to move up and down, when the laser emitter 10 moves to a specified height, the width of the river channel is measured, when the angle of the laser emitter 10 needs to be adjusted, firstly, the fixing nut 21 is rotated in the forward direction, the fixing nut 21 is positioned on the fixing bolt 20 to slide to one side far away from the adjusting handle 16, then, the adjusting handle 16 is rotated to drive the adjusting rotating rod 11 to rotate, thereby, the driving bevel gear 15 is driven to rotate, finally, the laser emitter 10 is driven to rotate along with the driven bevel gear 14, finally, the fixing nut 21 is rotated in the reverse direction, the fixing nut 21 is positioned on the fixing, finally, the adjusting handle 16 is fixed by extruding the adjusting handle 16 through the fixing nut 21, and then the laser deviation angle and the deviation distance entry sent by the laser emitter 10 are measured, so that the operation is simple, the measurement efficiency is improved, meanwhile, the laser emitter 10 after rotation is ensured to be positioned at the same position, and the accuracy and the scientificity of the measurement result are improved.

The above embodiments are provided only for the purpose of illustration, not for the limitation of the present invention, and those skilled in the relevant art can make various changes or modifications without departing from the spirit and scope of the present invention, therefore, all equivalent technical solutions should also belong to the scope of the present invention, and should be defined by the claims.

Claims

1. The river channel width measuring device is characterized by comprising a fixed base (1), a lifting screw (6), a protective shell (8), a laser emitter (10) and an adjusting rotating rod (11), wherein both sides of the upper end of the fixed base (1) are fixedly connected with a limiting sleeve (2), a limiting slide block (3) is slidably connected in the limiting sleeve (2), an expansion rod (4) is fixedly connected at the upper end of the limiting slide block (3), the upper end of the expansion rod (4) penetrates through the limiting sleeve (2) and is fixedly connected to the lower end of the protective shell (8), a mounting plate (5) is fixedly connected between the limiting sleeves (2), the lifting screw (6) is in threaded connection with the middle position of the mounting plate (5), the lower end of the lifting screw (6) is fixedly connected with a rotating handle (7), and the upper end of the lifting screw (6) is fixedly connected to the central position of the lower end of the protective shell (8), the utility model discloses a laser protection device, including protective housing (8), laser emitter (10), regulation bull stick (11) pass protective housing (8) and are located protective housing (8) one end fixedly connected with initiative bevel gear (15), initiative bevel gear (15) are connected with driven bevel gear (14) meshing, it adjusts handle (16) to adjust bull stick (11) to be located the outer one end fixedly connected with of protective housing (8), laser emitter (10) lower extreme fixedly connected with driven bevel gear (14), protective housing (8) inside upper end central point put swivelling joint, laser emitter (10) one side swivelling joint has one to adjust bull stick (11).

2. The river channel width measuring device according to claim 1, wherein a first bearing (9) is fixedly connected to a joint of the lifting screw (6) and the protective casing (8), an inner ring of the first bearing (9) is fixedly connected to the lifting screw (6), and an outer ring of the first bearing (9) is fixedly connected to the protective casing (8).

3. The river channel width measuring device according to claim 1, wherein a second bearing (13) is fixedly connected to a joint of the fixed rotating shaft (12) and the protective casing (8), an outer ring of the second bearing (13) is fixedly connected in the protective casing (8), and an inner ring of the second bearing (13) is fixedly connected to the fixed rotating shaft (12).

4. The river channel width measuring device according to claim 1, wherein the adjusting handle (16) is provided with a fixing groove (19), a fixing bolt (20) is fixedly connected to the side of the protective casing (8) located on the adjusting handle (16), and one end of the fixing bolt (20) far away from the protective casing (8) penetrates through the fixing groove (19) and is in threaded connection with a fixing nut (21).

5. The river channel width measuring device according to claim 1, wherein a support rod (17) is fixedly connected in the protective casing (8) and right below the adjusting rotating rod (11), a third bearing (18) is fixedly connected to the upper end of the support rod (17), and the inner ring of the third bearing (18) is fixedly connected to the adjusting rotating rod (11).

6. The river channel width measuring device according to claim 1, wherein three fixing brackets (22) are fixedly connected to the lower end of the fixing base (1), and the three fixing brackets (22) are uniformly distributed at the lower end of the fixing base (1).