CN220625096U - Beam slab flatness measuring tool - Google Patents

Abstract

The utility model relates to the technical field of beam plate flatness measurement and discloses a beam plate flatness measurement tool which comprises a bottom plate, a working box arranged at the top of the bottom plate, a lifting plate arranged at the top of the working box and a supporting plate arranged at the top of the lifting plate, wherein a lifting mechanism for driving the lifting plate to lift is arranged in the working box and comprises two threaded rods which are rotationally connected in the working box, and thread sleeves which are in threaded connection with the outer parts of the threaded rods.

Description

Beam slab flatness measuring tool

Technical Field

The utility model relates to the technical field of beam plate flatness measurement, in particular to a beam plate flatness measurement tool.

Background

The beam plate is the combination of interaction beams and plates in the floor, the reinforced concrete cast-in-situ beam plate system is in a floor form which has the most use and the most extensive application range, and the safety and the economy of the system have great influence on the building. The beam and the plate in the whole-casting floor are the whole body of interaction, are closely connected with each other, and are stressed and deformed together.

After the beam slab is poured and formed, monitoring personnel need to detect the flatness of the beam slab, so that whether the beam slab meets the national acceptance standard is determined, most of existing beam slab flatness measurement modes are detected by a constructor by taking a level bar a little, the working strength is high, the beam slab is very inconvenient to use, meanwhile, the beam slab is located above a wall body in a large amount, potential safety hazards exist due to the fact that the beam slab is measured through the level bar, and a large amount of manpower and material resources can be wasted.

Disclosure of Invention

The utility model provides a beam plate flatness measuring tool, which aims to solve the technical problem that in the prior art, a worker needs to hold a level bar for detecting a little by little.

The utility model is realized by adopting the following technical scheme: the utility model provides a beam slab flatness measuring tool, includes the bottom plate, installs the work box at the bottom plate top, installs the lifter plate at work box top to and install the backup pad at lifter plate top, the internally mounted of work box has the elevating system that drives the lifter plate and go up and down, the multiunit measuring mechanism is installed at the top of backup pad, measuring mechanism includes measuring subassembly and the mark subassembly of installing at the backup pad top;

the measuring assembly comprises a cavity formed in the supporting plate, a first spring arranged in the cavity, a guide plate arranged at one end of the first spring, and a measuring rod arranged at the top of the guide plate, wherein the top of the measuring rod extends to the outside of the cavity and is rotationally connected with a ball;

the marking mechanism comprises a dial arranged at the top of the supporting plate, a rotating rod connected inside the dial in a rotating way, a fixing plate arranged outside the rotating rod, and a marking pen arranged on one side of the fixing plate through an elastic mechanism, wherein a pen point of the marking pen is in contact with one side of the dial, and the measuring rod is connected with the rotating rod through a transmission mechanism in a transmission way, so that the measuring rod can rotate in the process of moving up and down.

As a further improvement of the scheme, the lifting mechanism comprises two threaded rods which are rotatably connected inside the working box, a threaded sleeve which is in threaded connection with the outer portion of the threaded rod, and a connecting plate which is arranged between the two threaded sleeves, wherein the bottom of the lifting plate extends to the inside of the working box and is fixedly connected with the top of the connecting plate, and a rotating motor which drives the threaded rod to rotate is arranged at the bottom of the bottom plate.

Through the technical scheme, the height of the supporting plate can be adjusted, so that the requirements of measuring beam plates with different heights can be met.

As a further improvement of the scheme, universal wheels are arranged at four corners of the bottom plate, and foot brakes are arranged on the four universal wheels.

Through the technical scheme, the measuring tool can be moved, and the measuring work is convenient to carry out.

As a further improvement of the above, the transmission mechanism includes a rack installed at one side of the measuring rod, and a gear installed outside the rotating rod and engaged with the rack.

Through above-mentioned technical scheme, when the measuring stick carries out the oscilaltion, can make the rotary rod rotate.

As a further improvement of the scheme, the elastic mechanism comprises a sleeve arranged on one side of the fixed plate, a second spring arranged in the sleeve, a limiting plate arranged on one side of the second spring, and a mounting rod arranged on one side of the limiting plate, and the marker pen is arranged at one end of the mounting rod through a fixing component.

Through the technical scheme, the marking pen can be in close contact with the dial, so that the marking pen can perform better marking work.

As a further improvement of the scheme, the fixing component comprises a threaded hole formed in one end of the mounting rod and threads which are arranged outside the marker pen and matched with the threaded hole for use.

Through the technical scheme, the marker pen can be conveniently replaced and installed, and the convenience of using the device is improved.

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

when the beam plate is uneven in the using process, the marking pen rotates, so that the scale plate is marked, when the marking trace on the scale plate is deeper or the marking radian on the scale plate is larger, the flatness of the beam plate is smaller, and when the marking trace on the scale plate is shallower or the marking radian on the scale plate is smaller, the flatness of the beam plate is better, so that manual measurement is not needed, and the workload of staff is reduced.

Drawings

FIG. 1 is a first perspective view of the present utility model;

FIG. 2 is a schematic view of a second perspective structure of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 2B according to the present utility model;

FIG. 5 is a schematic view of a part of the marking mechanism of the present utility model;

FIG. 6 is a schematic cross-sectional view of the present utility model;

fig. 7 is an enlarged view of the structure of the present utility model at C in fig. 6.

Main symbol description:

1. a bottom plate; 2. a working box; 3. a lifting plate; 4. a support plate; 5. a measuring rod; 6. a dial; 7. a rotating rod; 8. a fixing plate; 9. a sleeve; 10. a mounting rod; 11. a marker pen; 12. a gear; 13. a rack; 14. a second spring; 15. a limiting plate; 16. a first spring; 17. a guide plate; 18. a connecting plate; 19. a threaded rod.

Detailed Description

The present utility model will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.

Example 1: referring to fig. 1-7, a beam plate flatness measuring tool of this embodiment includes a base plate 1, a working box 2 mounted on the top of the base plate 1, a lifting plate 3 mounted on the top of the working box 2, and a supporting plate 4 mounted on the top of the lifting plate 3, wherein a lifting mechanism for driving the lifting plate 3 to lift is mounted in the working box 2, the lifting mechanism includes two threaded rods 19 rotatably connected in the working box 2, threaded sleeves screwed outside the threaded rods 19, and a connecting plate 18 mounted between the two threaded sleeves, the bottom of the lifting plate 3 extends into the working box 2 and is fixedly connected with the top of the connecting plate 18, a rotating motor for driving the threaded rods 19 to rotate is mounted at the bottom of the base plate 1, and the height of the supporting plate 4 can be adjusted by the lifting mechanism, so that the measuring requirements of beam plates with different heights can be satisfied, thus the universality of the device in use is improved, a plurality of sets of measuring mechanisms are mounted on the top of the supporting plate 4, and the measuring mechanism includes a measuring assembly and a marking assembly mounted on the top of the supporting plate 4; the measuring assembly comprises a cavity formed in the supporting plate 4, a first spring 16 arranged in the cavity, a guide plate 17 arranged at one end of the first spring 16, and a measuring rod 5 arranged at the top of the guide plate 17, wherein the top of the measuring rod 5 extends to the outside of the cavity and is rotationally connected with a ball; can reduce the frictional force that produces between beam slab and the measuring stick 5 through the ball that is equipped with, marking mechanism is including installing the calibrated scale 6 at backup pad 4 top, rotate the rotary rod 7 of connecting in the calibrated scale 6 inside, install at the outside fixed plate 8 of rotary rod 7, and install the marker 11 in fixed plate 8 one side through elastic mechanism, and the nib of marker 11 contacts with one side of calibrated scale 6, be connected through the drive mechanism transmission between measuring stick 5 and the rotary rod 7, thereby make measuring stick 5 make the rotary rod 7 rotate in the in-process that carries out the reciprocates, drive mechanism is including installing rack 13 in measuring stick 5 one side, and install the outside and with rack 13 engaged gear 12 of rotary rod 7.

Universal wheels are arranged at four corners of the bottom plate 1, and foot brakes are arranged on the four universal wheels.

The implementation principle of the beam plate flatness measuring tool in the embodiment of the application is as follows: moving measuring tool to the beam slab under, start rotating electrical machines this moment, the rotating electrical machines can drive threaded rod 19 and rotate, the thread bush can reciprocate this moment, can drive connecting plate 18 and reciprocate this moment when the thread bush moves up, thereby can make lifter plate 3 reciprocate, make ball and beam slab contact, (this moment first spring 16 is in compressed state, marker pen 11 can rotate to zero value), rotating electrical machines stop moving, promote measuring tool and remove, can measure the roughness of beam slab under multiunit measuring mechanism's effect, when the beam slab has the arch, measuring stick 5 can move down, (when the beam slab has the concave, measuring stick 5 can move up) can drive rack 13 when measuring stick 5 moves down or moves down, under rack 13 and gear 12's meshing, rotary rod 7 can rotate, can drive fixed plate 8 and rotate when rotary rod 7, can drive marker pen 11 and rotate this moment, because marker pen 11 is the contact with calibrated scale 6, marker 11 can mark on calibrated scale 6, can be measured to the roughness on calibrated scale 6, the roughness is more convenient when the calibrated scale 6 is more, the radian is more reduced when the scale 6 is more well or the calibrated scale is more, the scale is more smooth and the scale is more convenient to the scale is more marked on the scale of the scale 6.

Example 2: in connection with fig. 1-7, this embodiment differs from embodiment 1 in that: the elastic mechanism comprises a sleeve 9 arranged on one side of the fixed plate 8, a second spring 14 arranged in the sleeve 9, a limiting plate 15 arranged on one side of the second spring 14, and a mounting rod 10 arranged on one side of the limiting plate 15, wherein the marker pen 11 is arranged at one end of the mounting rod 10 through a fixed component.

The fixing assembly comprises a threaded hole formed in one end of the mounting rod 10, and threads arranged outside the marker pen 11 and used in cooperation with the threaded hole.

The further improvement of this embodiment on the basis of embodiment 1 is that: when the marker pen 11 is in marking work, the marker pen 11 can be closely contacted with the dial 6 under the action of the second spring force 14, and when the marker pen 11 needs to be replaced, the marker pen 11 can be rotated, so that the marker 11 can be directly taken out from the inside of the threaded hole.

The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.

Claims (6)

1. The utility model provides a beam slab roughness measuring tool, includes bottom plate (1), installs work box (2) at bottom plate (1) top, installs lifter plate (3) at work box (2) top to and install backup pad (4) at lifter plate (3) top, the internally mounted of work box (2) has elevating system that drive lifter plate (3) goes up and down, its characterized in that: a plurality of groups of measuring mechanisms are arranged on the top of the supporting plate (4), and each measuring mechanism comprises a measuring component and a marking component which are arranged on the top of the supporting plate (4);

the measuring assembly comprises a cavity formed in the supporting plate (4), a first spring (16) arranged in the cavity, a guide plate (17) arranged at one end of the first spring (16), and a measuring rod (5) arranged at the top of the guide plate (17), wherein the top of the measuring rod (5) extends to the outside of the cavity and is rotationally connected with a ball;

the marking assembly comprises a dial (6) arranged at the top of the supporting plate (4), a rotating rod (7) rotatably connected to the inside of the dial (6), a fixed plate (8) arranged outside the rotating rod (7), and a marking pen (11) arranged on one side of the fixed plate (8) through an elastic mechanism, wherein a pen point of the marking pen (11) is in contact with one side of the dial (6), and the measuring rod (5) is connected with the rotating rod (7) through transmission of a transmission mechanism, so that the rotating rod (7) rotates in the process of moving up and down by the measuring rod (5).

2. A beam and slab flatness measuring tool according to claim 1, characterized in that the lifting mechanism comprises two threaded rods (19) rotatably connected inside the working box (2), a threaded sleeve screwed outside the threaded rods (19), and a connecting plate (18) mounted between the two threaded sleeves, the bottom of the lifting plate (3) extends to the inside of the working box (2) and is fixedly connected with the top of the connecting plate (18), and a rotating motor for driving the threaded rods (19) to rotate is mounted at the bottom of the bottom plate (1).

3. The beam slab flatness measuring tool according to claim 1, characterized in that universal wheels are mounted at four corners of the base plate (1), and foot brakes are arranged on the four universal wheels.

4. A beam and slab flatness measuring tool according to claim 1, characterized in that the transmission mechanism comprises a rack (13) mounted on one side of the measuring rod (5), and a gear (12) mounted outside the rotating rod (7) and engaging with the rack (13).

5. A beam and slab flatness measuring tool according to claim 1, characterized in that the elastic means comprises a sleeve (9) mounted on one side of the fixing plate (8), a second spring (14) mounted inside the sleeve (9), a limiting plate (15) mounted on one side of the second spring (14), and a mounting rod (10) mounted on one side of the limiting plate (15), and the marker pen (11) is mounted on one end of the mounting rod (10) by means of a fixing assembly.

6. A beam and slab flatness measuring tool according to claim 5, characterized in that the fixing assembly comprises a threaded hole provided at one end of the mounting rod (10), and a thread provided outside the marker pen (11) and cooperating with the threaded hole.