Perpendicularity measuring device

Abstract

The utility model belongs to the technical field of verticality measurement, and discloses a verticality measuring device, which comprises a detection piece, a length edge connected with the detection edge and perpendicular to the detection edge, and a measuring piece, the side edge of the detection piece is provided with a detection edge used for being attached to a wall surface to be measured; the measuring rope is provided with scales; the plumb bob is used for straightening the measuring rope to be perpendicular to the horizontal plane; and the length of the telescopic rod is adjustable. According to the utility model, the telescopic rod is held by a hand to place the detection piece at a high position and the detection edge is attached to the wall surface to be detected, when the plumb is straightened by the measuring rope to be vertical to the horizontal plane, the horizontal distance from the plumb to the wall surface to be detected can be measured, and the length of the length edge of the right-angle triangular rule is known. The horizontal deviation of the test point and the wall body in the vertical range can be obtained; the vertical height from the test point to the vertical vertex can be measured by using the measuring rope, so that the horizontal deviation and the vertical height within the range of the test point and the vertical vertex can be known, and the perpendicularity can be obtained through trigonometric function calculation.

Description

TECHNICAL FIELD

[0001] The utility model belongs to perpendicularity measurement technical field, especially related to a perpendicularity measurement device. BACKGROUND

[0002] Perpendicularity refers to the perpendicular state between straight lines, between planes or between a straight line and a plane, and the measurement of perpendicularity is widely used in the field of construction, for example, the measurement of the perpendicularity of a wall surface, which facilitates subsequent decoration and construction; the existing measurement method of the perpendicularity of a wall surface is usually through a lead block and a rope, and the lead block is used to pull the rope to compare the perpendicularity of the wall surface with the ground, however, for a high wall surface, a worker needs to use a shelf or a ladder to climb to a high place and then measure the perpendicularity of the wall surface, which is inconvenient and has safety risks; therefore, the utility model provides a perpendicularity measurement device to solve the above problems. SUMMARY

[0003] In order to solve the above problems, the utility model provides a perpendicularity measurement device, which solves the problems of inconvenience and safety risks when measuring a high wall surface.

[0004] The utility model discloses a perpendicularity measurement device, which comprises:

[0005] A detection piece is provided, and a detection edge for being attached to a wall surface to be measured is formed on the side of the detection piece; a length edge connected with the detection edge is formed on the detection piece, and the length edge is perpendicular to the detection edge;

[0006] A measuring rope provided with a scale is connected to one end of the length edge away from the detection edge, and the measuring length of the measuring rope is adjustable;

[0007] A plumb bob is fixed to one end of the measuring rope and is used to straighten the measuring rope to be perpendicular to the horizontal plane; and

[0008] An adjustable length telescopic rod is provided, and the telescopic rod, the measuring rope and the detection edge are all located on the same side of the length edge; the first end of the telescopic rod is connected with the detection piece, and the second end is formed with a hand holding end.

[0009] Further improvement of the perpendicularity measurement device is that the detection piece is reversibly connected to the first end of the telescopic rod, and the turning angle is adjustable.

[0010] Further improvement of the perpendicularity measurement device is that the detection piece is a right-angle triangle ruler, the detection edge is a right-angle side of the right-angle triangle ruler, and the length edge is another right-angle side of the right-angle triangle ruler.

[0011] Further improvement of the perpendicularity measurement device is that the utility model further comprises an adjusting assembly for adjusting the measuring length of the measuring rope.

[0012] The further improvement of the perpendicularity measuring device is that the adjusting assembly comprises a winding wheel fixed to the hand-held end of the telescopic rod and a fixed ring fixed to one end of the length side away from the detection side, and the measuring rope away from the plummet is threaded through the fixed ring and extends to be wound on the winding wheel.

[0013] Compared with the prior art, the perpendicularity measuring device has the following beneficial effects:

[0014] The telescopic rod is manually held to place the detection piece at a high position and make the detection side adhere to the wall surface to be measured, when the plummet straightens the measuring rope perpendicular to the horizontal plane, the horizontal distance from the plummet to the wall surface to be measured can be measured, the length of the length side of the right-angle triangle ruler is known, and the horizontal deviation of the wall body in the plumb range at the test point can be obtained; the measuring rope is provided with scales, the perpendicular height of the test point from the plumb vertex can be measured by the measuring rope, and therefore the horizontal deviation and the perpendicular height in the range of the test point and the plumb vertex can be known, and the perpendicularity can be obtained by the trigonometric function calculation, so that the overall measurement is convenient and there is no safety risk. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 The overall structure schematic diagram of the perpendicularity measuring device is shown.

[0016] Fig. 2 The schematic diagram of the perpendicularity measuring device when measuring the wall surface to be measured is shown.

[0017] In the figure: 1, telescopic rod; 2, detection piece; 201, detection side; 202, length side; 3, plummet; 4, wall surface to be measured; 5, measuring rope. DETAILED DESCRIPTION

[0018] In order to solve the problems that it is inconvenient and there is safety risk when measuring a higher wall surface, the perpendicularity measuring device is provided. The perpendicularity measuring device is further described below in combination with the drawings.

[0019] Referring to Figs. 1-2 The perpendicularity measuring device comprises:

[0020] The detection piece 2 is formed with the detection side 201 for adhering to the wall surface 4 to be measured, the detection piece 2 is formed with the length side 202 connected with the detection side 201, and the length side 202 is perpendicular to the detection side 201;

[0021] The measuring rope 5 provided with scales is connected to one end of the length side 202 away from the detection side 201, and the measuring length is adjustable;

[0022] The plummet 3 is fixed to one end of the measuring rope 5, and is used for straightening the measuring rope 5 perpendicular to the horizontal plane; and

[0023] The length-adjustable telescopic rod 1, the telescopic rod 1, the measuring rope 5 and the detection edge 201 are located on the same side of the length edge 202; the first end of the telescopic rod 1 is connected with the detection member 2, and the second end forms a handheld end.

[0024] Specifically, the horizontal length difference can be obtained by measuring the length of the length edge of the right-angle ruler as L1 and the horizontal distance between the plumb 3 and the wall 4 to be measured as L2 in actual measurement; the height difference can be obtained by measuring the height of the wall 4 to be measured as H2 and the vertical height measured by the measuring rope 5 as H1 in actual measurement; and the angle can be calculated by using the arctangent function "arctan" formula, which is the perpendicularity of the wall 4 to be measured; the telescopic rod 1 can be an electric telescopic rod or a manually adjustable telescopic rod.

[0025] Further, the length edge is provided with a scale, and the length of the length edge is a fixed value in the embodiment; in other embodiments, the length of the length edge can be adjusted according to requirements.

[0026] The detection member 2 is reversibly connected to the first end of the telescopic rod 1, and the reversing angle is adjustable.

[0027] By adjusting the connection angle of the telescopic rod 1 and the detection member 2, the detection edge of the detection member 2 can be easily attached to the wall 4 to be measured, which is convenient for detection operation.

[0028] The detection member 2 is a right-angle ruler, the detection edge is a right angle of the right-angle ruler, and the length edge is another right angle of the right-angle ruler.

[0029] When the right-angle ruler is used as the detection member 2 to detect the indoor wall, the detection edge can be attached to the wall 4 to be measured, and the length edge can be attached to the roof, which can be used to detect whether the connection between the wall 4 to be measured and the roof is a perpendicular angle, and can be directly observed, thereby providing detection diversity.

[0030] The adjusting assembly further includes a winding wheel fixed to the handheld end of the telescopic rod 1 and a fixed ring fixed to one end of the length edge 202 away from the detection edge 201, and one end of the measuring rope 5 away from the plumb 3 passes through the fixed ring and extends to be wound on the winding wheel.

[0031] The fixed ring is used as a support point to facilitate the operation of the winding wheel to unwind or wind, so as to adjust the measuring length of the measuring rope 5.

[0032] The measuring method of the perpendicularity measuring device includes the following steps:

[0033] The telescopic rod 1 is held to place the detection member 2 at a high position, and the detection edge is attached to the wall 4 to be measured;

[0034] The telescopic rod 1 is held to place the detection member 2 at a high position, and the detection edge is attached to the wall 4 to be measured;

[0035] Adjust the length of the telescopic rod 1, so that the detection member 2 moves to the measuring point on the wall 4 to be measured, and the turning angle between the detection member 2 and the telescopic rod 1 changes to adapt the detection member 2 to the wall 4 to be measured;

[0036] The winding wheel is operated to unwind, and the plummet 3 is lowered to straighten the measuring rope 5 perpendicular to the horizontal plane.

[0037] The distance L2 between the plummet 3 and the wall 4 to be measured is measured, the actual height H1 of the wall 4 to be measured is measured by the measuring rope 5, the horizontal length difference and the height difference are calculated according to the known height H2 and length L1 of the wall 4 to be measured, and the perpendicularity is calculated by the inverse tangent trigonometric function.

[0038] It should be noted that the relational terms herein such as first and second and the like are used only to differentiate one entity or action from another, and do not necessarily require or imply that these entities or actions occur in any actual relationship or order. Moreover, the terms "include", "contain" or any other variant thereof are intended to cover non-exclusive inclusion, so that a process, method, article or equipment including a series of elements includes not only those elements, but also other elements not explicitly listed or inherent to such a process, method, article or equipment.

[0039] The above detailed description of the embodiments of the present application is combined with the drawings, and those of ordinary skill in the art can make various changes to the present application according to the above description. Therefore, some details in the embodiments should not constitute a limitation of the present application, and the scope of protection of the present application will be defined by the appended claims.

Claims

1. A device for measuring perpendicularity, characterized in that The utility model relates to a wall surface detection device, comprising: a detection piece, the side forms the detection edge for being pasted with the wall surface to be detected, the detection piece forms the length edge connected with the detection edge on, and the length edge is perpendicular with the detection edge; a measuring rope provided with a scale is connected to one end of the length edge away from the detection edge, and the measuring length is adjustable; a plumb bob is fixed to one end of the measuring rope, used for straightening the measuring rope perpendicular to the horizontal plane; and an adjustable telescopic rod, the telescopic rod, the measuring rope and the detection edge are all located on the same side of the length edge, the first end of the telescopic rod is connected with the detection piece, and the second end forms a hand-held end.

2. The plumbness measuring device of claim 1, wherein The detection piece is reversibly connected to the first end of the telescopic rod, and the turning angle is adjustable.

3. The plumbness measuring device of claim 1, wherein The detection piece is a right-angled triangle ruler, the detection edge is a right angle of the right-angled triangle ruler, and the length edge is another right angle of the right-angled triangle ruler.

4. The plumbness measuring device of claim 1, wherein Further comprising an adjusting assembly for adjusting the measuring length of the measuring rope.

5. The plumbness measuring device of claim 4, wherein The adjusting assembly comprises a winding wheel fixed to the hand-held end of the telescopic rod and a fixed ring fixed to one end of the length edge away from the detection edge, one end of the measuring rope away from the plumb bob passes through the fixed ring and extends to be wound on the winding wheel.

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