CN211121192U

CN211121192U - Engineering is managed and is used slope measuring tool

Info

Publication number: CN211121192U
Application number: CN202020178971.6U
Authority: CN
Inventors: 张红艺; 李宏伟; 郑金玲
Original assignee: Hebei Hengao Engineering Project Management Co ltd
Current assignee: Hebei Hengao Engineering Project Management Co ltd
Priority date: 2020-02-17
Filing date: 2020-02-17
Publication date: 2020-07-28
Anticipated expiration: 2030-02-17

Abstract

The utility model relates to a slope measuring tool for engineering supervision, which comprises a shell, a measuring hole arranged on the shell, a first dial arranged on the surface of the shell, a support rod arranged on the inner wall of the measuring hole, a first pointer rotationally connected with the bottom end of the support rod, a balancing weight arranged on the first pointer, two second pointers symmetrically arranged on the first pointer, two cover plates symmetrically arranged on the shell, a second dial arranged on the cover plate and a holding hole arranged on the shell; the axes of the measuring hole, the first dial and the cover plate are collinear; the balancing weight is positioned on the first pointer and close to the bottom end; the smallest scale on the second scale is smaller than the smallest scale on the first scale. The utility model discloses can the direct record reading when measuring the slope value, have that measurement process is simple and convenient and measurement accuracy is high advantage.

Description

Engineering is managed and is used slope measuring tool

Technical Field

The utility model belongs to the technical field of the technique of measuring tool is used in engineering supervision and specifically relates to a slope measuring tool is used in engineering supervision.

Background

At present, during building construction, the gradient of a construction surface is often required to be measured so as to ensure that the construction surface meets the construction requirement, the gradient measurement is generally a bubble tube type gradient measuring instrument, and the measurement error requirement is +/-0.5.

Most of the existing gradiometers adopt bubble tubes or liquid levels to correspond to corresponding readings, the bubble tube type gradiometer clings to and leans against a construction surface to be measured through a main ruler of the gradiometer, then the gradiometer can rotate a scale knob until bubbles in the leveling tube are centered, then a pointer is read to align numbers on a dial, the minimum scale unit of the gradiometer is 1 degree, the measurement precision is low, and the measurement process is complex.

Therefore, the prior art gradient measuring tool has the problems of low measuring accuracy and complex measuring process.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a slope measuring tool is used in engineering supervision, can the direct record reading, has the advantage that measurement process is simple and convenient and measurement accuracy is high to prior art exists.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a slope measuring tool for engineering supervision comprises a shell, a measuring hole formed in the shell, a first dial arranged on the surface of the shell, a supporting rod arranged on the inner wall of the measuring hole, a first pointer rotatably connected with the bottom end of the supporting rod, a balancing weight arranged on the first pointer, two second pointers symmetrically arranged on the first pointer, two cover plates symmetrically arranged on the shell, a second dial arranged on the cover plates and a hand-holding hole formed in the shell;

the axes of the measuring hole, the first dial and the cover plate are collinear;

the balancing weight is positioned on the first pointer and close to the bottom end;

the smallest scale on the second scale is smaller than the smallest scale on the first scale.

Through adopting above-mentioned technical scheme, first pointer is in vertical state all the time under the action of gravity of balancing weight, and when measuring the slope, first pointer need be in vertical state then first pointer rotates around the branch bottom, and the scale that first pointer pointed on first calibrated scale then is the slope measurement value. In addition, when the tip of the first pointer points to the two sides of the minimum scale of the first dial, a measurer can obtain more accurate verticality according to the average number of the second pointer on the second dial without estimating by feeling and experience.

The present invention may be further configured in a preferred embodiment as: a bottom frame is arranged on the shell, and a plurality of support legs are arranged on the bottom surface of the bottom frame;

the shell is perpendicular to the bottom frame.

Through adopting above-mentioned technical scheme, the casing perpendicular to underframe frame is equipped with a plurality of landing legs on the underframe frame and is used for supporting whole casing. Landing leg and frame set up and can avoid having impurity particle pad in the casing below on the domatic measured, measure to the slope and cause the influence, thereby influence the utility model discloses a measurement accuracy.

The present invention may be further configured in a preferred embodiment as: and the bottom surfaces of the supporting legs are provided with wear-resistant layers.

Through adopting above-mentioned technical scheme, the bottom surface of landing leg has set up the wearing layer, makes the utility model discloses a landing leg is difficult for producing recess or damage, and then influences the utility model discloses a measurement accuracy, the wearing layer makes the utility model discloses it is more durable.

The present invention may be further configured in a preferred embodiment as: a clamping groove is formed in the shell, and a clamping block is vertically arranged at the edge of the cover plate;

the clamping block is clamped with the clamping groove.

Through adopting above-mentioned technical scheme, the apron is installed on the casing through the joint of fixture block and draw-in groove, makes the utility model discloses it is more convenient when needing to dismantle or maintain.

The present invention may be further configured in a preferred embodiment as: the inner wall of the measuring hole is provided with a threaded hole;

the top end of the supporting rod is in threaded connection with the threaded hole.

By adopting the technical scheme, the utility model discloses when branch or first pointer need be changed, only need with branch from the screw hole unscrew can, easy operation is convenient.

The present invention may be further configured in a preferred embodiment as: the radius of the first dial is larger than the diameter of the second dial.

By adopting the technical scheme, the distance between the first dial and the second dial is greater than the radius of the first dial, the numerical value pointed by the first pointer and the numerical value pointed by the second pointer are prevented from being influenced when in reading, and the radius of the first dial is greater than the diameter of the second dial, so that the reading is more convenient.

The present invention may be further configured in a preferred embodiment as: and the tips of the first pointer and the second pointer are provided with mark layers.

Through adopting above-mentioned technical scheme, when the setting of mark layer made the reading, the mark layer of first pointer and second pointer point-in-tip for measurement personnel are more clear at the scale that first pointer and second pointer pointed to when the reading, avoid producing the problem that measurement accuracy is low because of visual error causes.

The present invention may be further configured in a preferred embodiment as: and a leveling pipe is arranged on the balancing weight.

Through adopting above-mentioned technical scheme, the air level on the balancing weight sets up for survey crew can judge according to the scale that air level and first pointer pointed before the measurement begins the utility model discloses an whether initial value is accurate, avoids having the problem that the error caused measurement accuracy to hang down because of the initial value.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the utility model discloses a balancing weight drives first pointer rotation under the action of gravity, and the slope of integral value is measured to first calibrated scale directional point to first pointer, when the slope angle is not the integral value, with second pointer and the auxiliary measurement of second calibrated scale, the average value is got to the data of measurement in order to improve the precision of slope measurement, and the whole measurement process need not to rotate the bubble of knob adjustment levelling tube and is placed in the middle, and the measurement process is simple and convenient and measurement accuracy is high;

2. the utility model discloses a be equipped with the underframe frame on the casing, the underframe frame bottom surface is equipped with a plurality of landing legs, and the setting of landing leg can be avoided domatic local unevenness to produce the influence to measuring result. The measuring precision of the utility model is higher;

3. the utility model discloses a pointed end of first pointer and second pointer is equipped with the mark layer for measurement personnel reading convenient and fast more when measuring the slope.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic structural view of the middle cover plate of the present invention after moving along the axis to both sides.

Fig. 3 is a cross-sectional view of the housing along the axis of the threaded hole of the present invention.

Fig. 4 is a partially enlarged schematic view of a portion a in fig. 2.

Reference numerals: 11. the measuring device comprises a shell, 12, a measuring hole, 13, a first dial, 21, a support rod, 31, a first pointer, 32, a balancing weight, 33, a second pointer, 41, a cover plate, 42, a second dial, 51, a hand holding hole, 111, a bottom frame, 112, a support leg, 113, a clamping groove, 411, a clamping block, 121, a threaded hole, 321 and a leveling pipe.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a slope measuring tool is used in engineering supervision comprises casing 11, measuring aperture 12, branch 21, first pointer 31 and apron 41 etc.. Measuring hole 12 is seted up on casing 11, and branch 21 is vertical to be installed on the inner wall of measuring hole 12, and first pointer 31 is rotated with the bottom of branch 21 and is connected, and two apron 41 symmetries are installed on casing 11.

Referring to fig. 1 and 2, the housing 11 is made of a rectangular plate, and the housing 11 further includes a first dial 13, a bottom frame 111, a catch groove 113, and a hand-grip hole 51. The first scale 13 has a minimum scale of 1 °, the first scale 13 is provided on a surface of the housing 12, the first scale 13 is provided on both surfaces of the housing 12, and an axis of the first scale 13 is collinear with axes of the measuring hole 12 and the cover plate 41.

Referring to fig. 2 and 3, the housing 11 is perpendicular to the bottom frame 11, the bottom frame 111 is fixedly mounted on the bottom surface of the housing 11 by bolts, and the bottom frame 111 is formed by welding two cross bars and a connecting rod between the cross bars. The bottom surface of the bottom frame 111 is provided with a supporting leg 112, the section of the supporting leg 112 is circular, the bottom surface of the supporting leg is covered with a wear-resistant layer, and the wear-resistant layer is formed by overlaying a high-alloy wear-resistant material such as a chromium alloy wear-resistant material and a tungsten alloy wear-resistant material on the bottom surface of the supporting leg 112 by adopting an overlaying method. A card slot 113 is formed in the housing 11 for mounting the cover plate 41. The hand-holding hole 51 is formed in the housing 11 and located on one side of the housing 11, so that a measurer can hold the hand-holding hole conveniently.

Referring to fig. 2 and 3, the measuring hole 12 is a circular through hole formed in the housing 11, the diameter of the measuring hole 12 is smaller than that of the first scale plate 13, and a threaded hole 121 is further formed in the inner wall of the measuring hole 12 for mounting the support rod 21. The rod 21 is mounted on the inner wall of the measuring hole 12, i.e. the top end of the rod 21 is screwed into the threaded hole 121.

Referring to fig. 2 and 4, the first pointer 31 is pin-coupled to the bottom end of the supporting rod 21, the first pointer 31 can rotate around the bottom end of the supporting rod 21, i.e., the hinge joint of the two, the bottom end of the first pointer 31 is a tip, and the tip of the first pointer 31 is provided with a marking layer formed by coating red paint on the tip of the first pointer 31. The first pointer 31 includes a weight 32 and a second pointer 32.

The weight 32 is made of rectangular or cylindrical lead, and the weight 32 is disposed on the first pointer 31 near the bottom end, that is, the weight 32 and the second pointer 33 are sequentially disposed from the bottom end of the first pointer 31 to the top. The balance weight 32 is fixedly provided with a level pipe 321 by using an anchor ear or an iron wire, the level pipe 321 consists of a sealed transparent pipe body and liquid injected into the pipe body, and the volume of the liquid is smaller than that of the hollow part of the pipe body, so that air bubbles are left.

Referring to fig. 4, the second pointer 33 is symmetrically welded to both sides of the first pointer 31, and an acute angle between the second pointer 33 and the first pointer 31 is equal to an acute angle between the other second pointer 33 and the first pointer 31. The tip of the second pointer 33 is also provided with the same marking layer as the tip of the first pointer 31.

Referring to fig. 2, the cover plate 41 is made of transparent plastic, and is more durable and less vulnerable than glass. The cover plate 41 is collinear with the axis of the measuring hole 12, and the cover plate 41 further includes a latch 411 and a second dial 42. The fixture blocks 411 are vertically arranged at the edge of the cover plate 41, the number of the fixture blocks 411 is at least two, and the fixture blocks 411 are clamped with the clamping grooves 113, so that the disassembly is convenient. The second dial 42 is arranged on the cover plate 41, the minimum scale of the second dial 42 is smaller than the minimum scale of the first dial 13 by 1 degree, and the radius of the first dial 13 is larger than the diameter of the second dial 42, so that the observation of the numerical value pointed by the second pointer by a measurer is not influenced.

The implementation principle of the embodiment is as follows:

when surveying personnel when measuring domatic slope, at first utilize to hold hole 51 will the utility model discloses arrange the domatic of surveying in, make landing leg 112's bottom surface all with domatic butt, then balancing weight 32 drives first pointer 31 and rotates under the effect of gravity. The measuring person can observe and record the numerical value on the first scale 13 pointed by the first pointer 31.

When the slope is not an integer value, the measurer can observe the value on the second scale 42 pointed by the second pointer 33 and subtract the included angle between the second pointer 33 and the first pointer 31 to obtain the slope measurement value. Or the average of the numerical values indicated by the two second pointers 33 can be used to obtain the gradient measurement value.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a slope measuring tool for engineering supervision, includes casing (11), establishes measuring hole (12) on casing (11) and establishes first calibrated scale (13) on casing (11) surface, its characterized in that: the device comprises a support rod (21) arranged on the inner wall of a measuring hole (12), a first pointer (31) rotatably connected with the bottom end of the support rod (21), a balancing weight (32) arranged on the first pointer (31), two second pointers (33) symmetrically arranged on the first pointer (31), two cover plates (41) symmetrically arranged on a shell (11), a second dial (42) arranged on the cover plates (41) and a hand-holding hole (51) arranged on the shell (11);

the axes of the measuring hole (12), the first dial (13) and the cover plate (41) are collinear;

the balancing weight (32) is positioned on the first pointer (31) and close to the bottom end;

the smallest scale on the second scale (42) is smaller than the smallest scale on the first scale (13).

2. A project supervision grade measurement tool according to claim 1, characterized in that: a bottom frame (111) is arranged on the shell (11), and a plurality of support legs (112) are arranged on the bottom surface of the bottom frame (111);

the shell (11) is perpendicular to the bottom frame (111).

3. A project supervision grade measurement tool according to claim 2, characterized in that: the bottom surfaces of the supporting legs (112) are provided with wear-resistant layers.

4. A project supervision grade measurement tool according to claim 1, characterized in that: a clamping groove (113) is formed in the shell (11), and a clamping block (411) is vertically arranged at the edge of the cover plate (41);

the fixture block (411) is clamped with the clamping groove (113).

5. A project supervision grade measurement tool according to claim 1, characterized in that: a threaded hole (121) is formed in the inner wall of the measuring hole (12);

the top end of the support rod (21) is in threaded connection with the threaded hole (121).

6. A project supervision grade measurement tool according to claim 1, characterized in that: the radius of the first scale disk (13) is larger than the diameter of the second scale disk (42).

7. A project supervision grade measurement tool according to claim 1, characterized in that: the tips of the first pointer (31) and the second pointer (33) are provided with a marking layer.

8. A project supervision grade measurement tool according to claim 1, characterized in that: and a leveling pipe (321) is arranged on the balancing weight (32).