CN214502293U - Portable ground crack measuring device - Google Patents
Portable ground crack measuring device Download PDFInfo
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- CN214502293U CN214502293U CN202120639726.5U CN202120639726U CN214502293U CN 214502293 U CN214502293 U CN 214502293U CN 202120639726 U CN202120639726 U CN 202120639726U CN 214502293 U CN214502293 U CN 214502293U
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- dipperstick
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- scale
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Abstract
The utility model discloses a portable ground crack measuring device, including the dipperstick, the bracing piece, survey rope tape measure and sliding support, the dipperstick is the square tube form, be equipped with the scale mark on the lateral surface of lateral wall before the dipperstick, be equipped with the spirit level on the lateral surface of lateral wall on the dipperstick, when bracing piece perpendicular to dipperstick, zero alignment of the scale mark that establishes on its right side limit and the dipperstick, the survey rope tape measure includes the reel, handle and survey rope, it is equipped with two slide rails and two slide rails are parallel to divide on the medial surface of lateral wall under the dipperstick, sliding support's the left and right sides wall respectively with two sliding connection, the reel sets up between the wall of sliding support left and right sides through the pivot, the survey rope front end passes second notch and its front end and is equipped with the burden weight piece, be connected with the pivot after passing first notch to the hand front end. Compared with the prior art, the utility model discloses simple structure, portable easily operates, can guarantee measuring levelness and hang down straightness and mark fast and measure starting point and measurement terminal point, and the degree of accuracy of the data of surveying is higher.
Description
Technical Field
The utility model relates to a geological disasters prevents and treats exploration technical field, especially relates to a portable ground crack measuring device.
Background
The opening distance and the lower dislocation distance of the ground fissure are basic elements of ground fissure investigation, and the opening distance and the lower dislocation distance are the basis of landslide geological disaster deformation evolution characteristic analysis. In the single landslide risk analysis, ground cracks need to be comprehensively and finely investigated, and deformation partitions in the whole range of landslide are developed accordingly. When a scientific researcher surveys and measures in the field, the open distance and the lower offset distance of the ground fissure are directly measured by measuring tools such as a tape measure or a tape measure, but the levelness and the verticality of the measuring tools are difficult to guarantee, and a measuring starting point and a measuring terminal point are difficult to calibrate, so that the error of measured data is large, and the development of subsequent analysis work is not facilitated.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art current situation, provide a portable ground crack measuring device, simple structure, portable easily operates, can guarantee measured levelness and hang down straightness and mark fast and measure starting point and measurement terminal point, and the degree of accuracy of survey data is higher.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a portable ground crack measuring device comprises a measuring ruler, a supporting rod, a measuring rope tape and a sliding support; the measuring scale is in a square tube shape, a first notch and a second notch are respectively arranged on the front side wall and the lower side wall of the measuring scale, a scale mark is arranged on the outer side surface of the front side wall of the measuring scale and is positioned at the lower edge of the measuring scale, a level gauge is arranged on the outer side surface of the upper side wall of the measuring scale, the upper end of the supporting rod is hinged with the measuring scale, two limiting structures are arranged between the upper end of the supporting rod and the measuring scale, the two limiting structures are respectively positioned at the same distance under and right-left of the supporting rod and a hinged center shaft of the measuring scale and are used for fixing the relative position of the supporting rod when the supporting rod is perpendicular to the measuring scale and the relative position of the supporting rod when the supporting rod is parallel to the measuring scale, and when the supporting rod is perpendicular to the measuring scale, the right side edge of the supporting rod is aligned with the zero point of the scale mark arranged on the measuring scale; the survey rope tape measure includes that winding wheel, handle and book are established on the winding wheel and have the survey rope of scale, the U type is invertd to the sliding support, and the both sides that lie in the second notch on the medial surface of lateral wall under the dipperstick are listed as and are equipped with two slide rails and two slide rails are parallel, and the left and right sides wall of sliding support respectively with two sliding connection, the winding wheel sets up between the wall of sliding support left and right sides through the pivot, and the survey rope front end passes second notch and its front end and is equipped with the burden pouring weight, the handle front end is connected with the pivot after passing first notch, is equipped with a plurality of elastic damping spare on the sliding support of establishing, and the back among sliding support assembly to the dipperstick inner chamber, elastic damping spare makes the sliding support have the damping when slideing in the dipperstick inner chamber.
Furthermore, the distance between the zero point position of the scale on the measuring rope and the lowest end of the weight block is equal to the vertical distance from the bottom of the support rod to the lower side wall of the measuring ruler when the support rod is perpendicular to the measuring ruler.
Furthermore, be equipped with the backup pad on the dipperstick lower side wall, upper end of the support bar is articulated with the backup pad, limit structure includes assorted elasticity locating part and spacing groove, and the setting of elasticity locating part is on the bracing piece, and two spacing grooves are arranged in the backup pad.
Furthermore, the elastic limiting part comprises a limiting pin and a limiting spring, the limiting pin is I-shaped, the limiting pin penetrates through the supporting rod, the limiting spring is sleeved on the limiting pin, the limiting spring is located between the lower end of the limiting pin and the supporting rod, the limiting spring is in a compression state after the elastic limiting part is assembled, and the elastic restoring force of the limiting spring enables the lower end of the limiting pin to compress the limiting groove.
Further, elastic damping spare includes sleeve, damping spring, damping marble, and the sleeve is fixed in sliding support's lateral wall, and damping spring and damping marble set gradually in the sleeve, and elastic damping spare assembly back, damping spring are in compression state and its elastic restoring force make the damping marble support the inner chamber wall of tight dipperstick.
Furthermore, the number of the elastic damping parts is two, and the two elastic damping parts are respectively and symmetrically arranged in the left side wall and the right side wall of the sliding support.
Further, dipperstick left end and right-hand member all are equipped with the trompil to wearing its front and back both sides wall, the trompil is waist type hole, does benefit to the palm and passes.
Furthermore, the negative weight block is a cone, and the bottom surface of the negative weight block is connected with the measuring rope.
Furthermore, the measuring scale is made of a magnetic metal material, and a magnetic block is embedded in the negative weight block.
Further, the gradienter is embedded in the side wall of the measuring ruler.
The utility model has the advantages that:
compared with the prior art, its portable ground crack measuring device regards as the measurement main part and the measurement main part of vertical direction of horizontal direction respectively with dipperstick and measuring rope, and guarantee the levelness and the straightness that hangs down of two measurement main parts respectively through spirit level and heavy burden piece, on this basis, mark the ascending measurement starting point of horizontal direction through the bracing piece, mark the ascending measurement terminal point of horizontal direction after driving the horizontal migration of measuring rope through the sliding support, and then read the opening distance of ground crack through the dipperstick, and simultaneously, read the lower wrong distance of ground crack through the measuring rope. The utility model discloses simple structure, portable easily operates, can guarantee measuring levelness and straightness that hangs down and mark fast and measure starting point and measurement terminal point, and the degree of accuracy of the data of surveying is higher.
Drawings
FIG. 1 is a schematic structural diagram of the measuring device of the present invention (during measurement);
FIG. 2 is an enlarged schematic view of region A of FIG. 1;
fig. 3 is a bottom view of the measuring scale of the utility model;
FIG. 4 is a top view of the measuring scale of the present invention;
fig. 5 is a schematic structural diagram of the measuring ruler of the present invention (including a measuring rope, a measuring tape and a sliding support).
Description of the labeling: 1. the measuring scale comprises a measuring scale body 1-1, a first notch 1-2, scale marks 1-3, an opening 1-4, a second notch 2, a supporting rod 3, a supporting plate 3-1, a limiting groove 4, a sliding support 5, a handle 6, a measuring rope 7, a negative weight block 8, an elastic limiting part 9, a level gauge 10, a winding wheel 11, a rotating shaft 12, a sliding rail 13 and an elastic damping part.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Referring to fig. 1-5, a portable ground fissure measuring device comprises a measuring ruler 1, a support rod 2, a rope measuring tape and a sliding support 4, wherein when performing field investigation and measurement, a scientific research worker can measure the opening distance and the lower offset distance of a ground fissure by using the measuring device.
The measuring scale 1 is in a square tube shape, a first notch 1-1 and a second notch 1-4 are respectively arranged on the front side wall and the lower side wall of the measuring scale 1, a scale mark 1-2 is arranged on the outer side surface of the front side wall of the measuring scale 1, the scale mark 1-2 is located on the lower edge of the front side wall of the measuring scale 1, the scale mark 1-2 is designed on the lower edge of the front side wall of the measuring scale 1, data reading after a calibration measuring terminal point is facilitated, a gradienter 9 is arranged on the outer side surface of the upper side wall of the measuring scale 1, the gradienter 9 is embedded into the upper side wall of the measuring scale 1, and excessive protrusions on the outer wall of the measuring scale 1 are avoided.
Preferably, the left end and the right end of the measuring scale 1 are provided with openings 1-3 which penetrate through the front side wall and the rear side wall of the measuring scale, the openings 1-3 are waist-shaped holes, so that a palm can penetrate through the openings, and the openings 1-3 can be used as acting points when the measuring device is erected or carried.
The upper end of the support rod 2 is hinged with the measuring scale 1, and two limit structures are arranged between the upper end of the support rod and the measuring scale 1, and are respectively positioned under the support rod 2 and the measuring scale 1, which are hinged with the center shaft, and at the same distance right and left, and are used for fixing the relative position of the support rod 2 when the support rod is perpendicular to the measuring scale 1 and the relative position of the support rod 2 when the support rod is parallel to the measuring scale 1.
When the support rod 2 is perpendicular to the measuring scale 1, the right side edge of the support rod is aligned with the zero point of the scale mark 1-2 arranged on the measuring scale 1, that is, when the support rod 2 is arranged at the edge of the ground fissure and the right side edge of the support rod is aligned with the edge of the ground fissure, the measuring starting point in the horizontal direction is calibrated.
In one embodiment, a support plate 3 is arranged on the lower side wall of the measuring ruler 1, and the upper end of the support rod 2 is hinged with the support plate 3. The limiting structure comprises an elastic limiting part 8 and limiting grooves 3-1 which are matched, the elastic limiting part 8 is arranged on the supporting rod 2, and the two limiting grooves 3-1 are arranged on the supporting plate 3.
The elastic limiting part 8 comprises a limiting pin and a limiting spring, the limiting pin is I-shaped, the limiting pin penetrates through the supporting rod 2, the limiting spring is sleeved on the limiting pin and is located between the lower end of the limiting pin and the supporting rod 2, the limiting spring is in a compressed state after the elastic limiting part 8 is assembled, and the elastic restoring force of the limiting spring enables the lower end of the limiting pin to compress the limiting groove 3-1. The elastic limiting part 8 with the structure is an elastic bolt structure, and when the supporting rod 2 needs to be rotated, the limiting pin is pulled up, so that the supporting rod 2 can be rotated.
The rope measuring tape comprises a winding wheel 10, a handle 5 and a measuring rope 6 which is wound on the winding wheel 10 and provided with scales, wherein a sliding support 4 is in an inverted U shape, two sliding rails 12 are respectively arranged on two sides of a second notch 1-4 on the inner side surface of the lower side wall of a measuring scale 1, the two sliding rails 12 are parallel, the left side wall and the right side wall of the sliding support 4 are respectively connected with the two sliding rails 12, the winding wheel 10 is arranged between the left side wall and the right side wall of the sliding support 4 through a rotating shaft 11, the front end of the measuring rope 6 penetrates through the second notch 1-4, a negative weight 7 is arranged at the front end of the measuring rope 6, and the front end of the handle 5 is connected with the rotating shaft 11 after penetrating through the first notch 1-1. The sliding support 4 is provided with a plurality of elastic damping parts 13, and after the sliding support 4 is assembled in the inner cavity of the measuring scale 1, the elastic damping parts 13 enable the sliding support 4 to have damping when sliding in the inner cavity of the measuring scale 1.
Wherein, elastic damping spare 13 includes sleeve, damping spring, damping marble, and the sleeve is fixed in the lateral wall of sliding support 4, and damping spring and damping marble set gradually in the sleeve, and elastic damping spare 13 assembly back, damping spring are in compression state and its elastic restoring force make the damping marble support the inner chamber wall of tight dipperstick 1. In one embodiment, there are two elastic damping members 13, and the two elastic damping members 13 are symmetrically disposed in the left and right sidewalls of the sliding bracket 4, respectively.
Among the above-mentioned technical scheme, the distance between the zero point position of scale and the bottom of heavy burden piece 7 on the measuring rope 6 equals the perpendicular distance of its bottom to measuring rule 1 lower side wall when bracing piece 2 is perpendicular to measuring rule 1. After the starting point of the measuring rope 6 is designed in the mode, the lower offset distance of the ground fissure can be directly read at the position where the measuring rope 6 is flush with the lower side wall of the measuring scale 1, and conversion is not needed.
Preferably, the weight 7 is conical and its bottom surface is connected to the measuring line 6, i.e. the conical tip of the weight 7 faces downwards, which facilitates the control of the length of the measuring line 6 that is lowered.
Preferably, the measuring scale 1 is made of a magnetic metal material, the magnetic block is embedded in the weight block 7, and the weight block 7 can be adsorbed on the measuring scale 1 after the measuring rope 6 is collected.
Adopt the utility model discloses when measuring ground fissure open the distance with lower wrong distance, concrete measurement process as follows: rotating the support rod 2 to enable the support rod to be perpendicular to the measuring scale 1, placing the support rod 2 at the edge of the ground fissure and enabling the right side edge of the support rod to be flush with the edge of the ground fissure, and meanwhile adjusting to enable the air bubbles in a level gauge 9 arranged on the outer side surface of the upper side wall of the measuring scale 1 to be centered; and rotating the handle 5, lowering the load weight 7, and simultaneously moving the sliding support 4 to enable the falling point of the lowermost end of the load weight 7 to be positioned at the edge of another ground crack. At this time, the opening distance and the lower offset distance of the ground fissure can be directly read on the measuring scale 1 and the measuring rope 6 respectively.
This ground crack measuring device regards as the measurement main part of horizontal direction and the measurement main part of vertical direction respectively with dipperstick 1 and survey rope 6, and guarantee the levelness and the straightness that hangs down of two measurement main parts respectively through spirit level 9 and heavy burden piece 7, on this basis, mark the ascending measurement starting point of horizontal direction through bracing piece 2, mark the ascending measurement terminal point of horizontal direction after driving survey rope 6 horizontal migration through sliding support 4, and then read the opening distance of ground crack through dipperstick 1, and simultaneously, read the lower wrong distance of ground crack through survey rope 6. The utility model discloses simple structure, portable easily operates, can guarantee measuring levelness and straightness that hangs down and mark fast and measure starting point and measurement terminal point, and the degree of accuracy of the data of surveying is higher.
Of course, the above is only the preferred embodiment of the present invention, and the application range of the present invention is not limited thereto, so all the equivalent changes made in the principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a portable ground crack measuring device which characterized in that: comprises a measuring ruler, a supporting rod, a measuring rope and a measuring tape and a sliding bracket; the measuring scale is in a square tube shape, a first notch and a second notch are respectively arranged on the front side wall and the lower side wall of the measuring scale, a scale mark is arranged on the outer side surface of the front side wall of the measuring scale and is positioned at the lower edge of the measuring scale, a level gauge is arranged on the outer side surface of the upper side wall of the measuring scale, the upper end of the supporting rod is hinged with the measuring scale, two limiting structures are arranged between the upper end of the supporting rod and the measuring scale, the two limiting structures are respectively positioned at the same distance under and right-left of the supporting rod and a hinged center shaft of the measuring scale and are used for fixing the relative position of the supporting rod when the supporting rod is perpendicular to the measuring scale and the relative position of the supporting rod when the supporting rod is parallel to the measuring scale, and when the supporting rod is perpendicular to the measuring scale, the right side edge of the supporting rod is aligned with the zero point of the scale mark arranged on the measuring scale; the survey rope tape measure includes the winding wheel, the handle and rolls up and establish the survey rope on the winding wheel and have the scale, the sliding support is for invering the U type, the both sides that lie in the second notch on the medial surface of lateral wall under the dipperstick are listed as and are equipped with two slide rails and two slide rails are parallel, the left and right sides wall of sliding support respectively with two sliding connection, the winding wheel of establishing sets up between the wall of sliding support left and right sides through the pivot, the survey rope front end passes the second notch and its front end is equipped with the burden pouring weight, the handle front end of establishing passes and is connected with the pivot behind the first notch, be equipped with a plurality of elastic damping spare on the sliding support of establishing, back among sliding support assembly dipperstick inner chamber, elastic damping spare makes the sliding support have the damping when slideing in the dipperstick inner chamber.
2. A portable earth fracture measuring device as claimed in claim 1, wherein: the distance between the zero point position of the scale on the measuring rope and the lowermost end of the load block is equal to the vertical distance from the bottom of the support rod to the lower side wall of the measuring scale when the support rod is perpendicular to the measuring scale.
3. A portable earth fracture measuring device as claimed in claim 1, wherein: the utility model discloses a measuring scale, including dipperstick, bracing piece, limiting structure, elastic locating part, two spacing grooves, supporting plate, bracing piece, elastic locating part, the supporting plate is arranged to the dipperstick on the lateral wall, and upper end of the support rod is articulated with the backup pad, limiting structure includes assorted elastic locating part and spacing groove, and elastic locating part sets up on the bracing piece, and two spacing grooves are arranged in the backup pad.
4. A portable earth fracture measuring device as claimed in claim 3, wherein: the elastic limiting part comprises a limiting pin and a limiting spring, the limiting pin is I-shaped, the limiting pin penetrates through the supporting rod, the limiting spring is sleeved on the limiting pin, the limiting spring is located between the lower end of the limiting pin and the supporting rod, the limiting spring is in a compression state after the elastic limiting part is assembled, and the elastic restoring force of the limiting spring enables the lower end of the limiting pin to compress the limiting groove.
5. A portable earth fracture measuring device as claimed in claim 1, wherein: elastic damping spare includes sleeve, damping spring, damping marble, and the sleeve is fixed in sliding bracket's lateral wall, and damping spring and damping marble set gradually in the sleeve, and elastic damping spare assembly back, damping spring are in compression state and its elastic restoring force make the damping marble support the inner chamber wall of tight dipperstick.
6. A portable earth fracture measuring device as claimed in claim 5, wherein: the two elastic damping parts are respectively and symmetrically arranged in the left side wall and the right side wall of the sliding support.
7. A portable earth fracture measuring device as claimed in any one of claims 1 to 6, wherein: dipperstick left end and right-hand member all are equipped with the trompil to wearing its front and back both sides wall, the trompil is waist type hole, does benefit to the palm and passes.
8. A portable earth fracture measuring device as claimed in any one of claims 1 to 6, wherein: the negative weight block is a cone, and the bottom surface of the negative weight block is connected with the measuring rope.
9. A portable earth fracture measuring device as claimed in any one of claims 1 to 6, wherein: the measuring scale is made of a magnetic metal material, and a magnetic block is embedded into the negative weight block.
10. A portable earth fracture measuring device as claimed in any one of claims 1 to 6, wherein: the gradienter is embedded in the side wall of the measuring ruler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120639726.5U CN214502293U (en) | 2021-03-29 | 2021-03-29 | Portable ground crack measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120639726.5U CN214502293U (en) | 2021-03-29 | 2021-03-29 | Portable ground crack measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214502293U true CN214502293U (en) | 2021-10-26 |
Family
ID=78201064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120639726.5U Active CN214502293U (en) | 2021-03-29 | 2021-03-29 | Portable ground crack measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214502293U (en) |
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2021
- 2021-03-29 CN CN202120639726.5U patent/CN214502293U/en active Active
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