CN108827111B - Device and method for measuring tree height - Google Patents
Device and method for measuring tree height Download PDFInfo
- Publication number
- CN108827111B CN108827111B CN201810520542.XA CN201810520542A CN108827111B CN 108827111 B CN108827111 B CN 108827111B CN 201810520542 A CN201810520542 A CN 201810520542A CN 108827111 B CN108827111 B CN 108827111B
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000003550 marker Substances 0.000 claims abstract description 35
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000005259 measurement Methods 0.000 description 8
- 239000003381 stabilizer Substances 0.000 description 8
- 239000004744 fabric Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 210000000481 breast Anatomy 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
- G01B5/06—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness
- G01B5/061—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness height gauges
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/0035—Measuring of dimensions of trees
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Botany (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
- Tape Measures (AREA)
Abstract
The invention discloses a device and a method for measuring the height of a tree, which relate to the technical field of agriculture and forestry, wherein the device for measuring the height of the tree comprises a supporting device, a tape, a sighting device and a marker post, wherein the tape is arranged on the supporting device, the sighting device and the tape are coaxially arranged, the sighting device and the tape form rotary connection around the axis of the tape, the upper surface of a tape shell is circumferentially provided with scale marks matched with the sighting device for 360 degrees, and the marker post is used for measuring the height of the center of the tape from the ground; the method for measuring the tree height comprises the steps of firstly measuring the horizontal distance from the tape measure to the marker post by using the tape measure, simultaneously recording the distance from the intersection point of the tape measure and the marker post to the bottom end of the marker post, then aiming the aiming device at the highest end of the tree to be measured, recording the included angle between the tape measure and the aiming device, obtaining the height of the tree to be measured according to a formula, measuring the tree height under various horizontal distances by setting the tape measure, and being provided with a supporting device, thereby saving time and labor and having high measuring precision.
Description
Technical Field
The invention relates to the technical field of agriculture and forestry, in particular to a device and a method for measuring tree height.
Background
Cloth Lu Laisi height measurer is a common tree height measurer, which has the height scales corresponding to the overlook observation angles according to the upward views of 15 meters, 20 meters, 30 meters and 40 meters in sequence on instrument scales, and the lowest is an angle scale. When the height is measured on the flat ground, according to a certain specific horizontal distance, the top of the tree is looked up, a brake button is pressed, the scale value of the corresponding horizontal distance of the balance needle is read, the eye height of a measurer is added, the full tree height is obtained, the cloth Lu Laisi height measurer is required to measure the height of the tree at the specific horizontal distance, and a user needs to support the cloth Lu Laisi height measurer by hands to aim when measuring the height, so that the time and the effort are wasted, and the measurement precision is low.
Therefore, the device for measuring the height of the tree, which can measure the height of the tree at various horizontal distances, saves time and labor and has high measurement accuracy, is a problem to be solved urgently.
Disclosure of Invention
The invention aims to provide a device and a method for measuring the height of a tree, which are used for solving the problems in the prior art, so that the tree height measurement is time-saving and labor-saving, the measurement precision is high, and the tree height can be measured at various horizontal distances.
In order to achieve the above object, the present invention provides the following solutions:
The invention provides a device for measuring tree height, which comprises a supporting device, a tape, a sighting device and a marker post, wherein the tape is arranged on the supporting device, the sighting device is coaxially arranged with the tape, the sighting device and the tape form rotary connection around the axis of the tape, a first scale mark matched with the sighting device is circumferentially arranged on the upper surface of the tape casing for 360 degrees, and the marker post is used for measuring the height of the center of the tape from the ground.
Optionally, the sighting device is a pointer and the pointer is mounted on the tape measure by a wing nut.
Optionally, strutting arrangement includes base, dead lever and a plurality of stabilizer blade, and the dead lever setting is in the upper end of base, and a plurality of stabilizer blades are connected with the base is articulated, and a plurality of stabilizer blades are along base circumference evenly distributed.
Optionally, the supporting device further comprises a center rod, a fixed block is arranged at the lower end of the center rod, the fixed block is movably connected with each supporting leg through a connecting rod, the connecting rod is hinged with the fixed block and the supporting legs, the center rod sequentially penetrates through the base and the fixed rod from bottom to top, a semi-annular clamping groove is formed in the upper end of the fixed rod, a rotary nut is arranged in the semi-annular clamping groove, threads matched with the rotary nut are arranged on the outer surface of the center rod, and the center rod can axially move relative to the fixed rod through the rotary nut.
Optionally, the tape measure passes through a mount rotatable coupling on the dead lever, and the tape measure adopts threaded connection with the mount, and a draw-in groove has been seted up to the one end of mount, and draw-in groove joint is on the dead lever, and has seted up the trompil on the lateral wall of draw-in groove correspondingly, installs the hand wheel screw in the trompil, can adjust the chucking degree of draw-in groove and dead lever through rotatory hand wheel screw.
Optionally, the number of the supporting feet is 3, and the supporting feet are hollow steel pipe supporting feet.
Optionally, the cross sections of the base and the fixing block are triangular structures.
Optionally, the bottom ends of the support legs are inverted conical structures.
The invention also provides a device for measuring the height of the tree, and a method for measuring the height of the tree, which comprises the following steps:
(1) Placing a marker post at the front end of the tree to be detected, wherein a second scale mark is axially arranged on the marker post;
(2) Selecting a position with transparent sight to place the tree height measuring device;
(3) Measuring the horizontal distance from the tape to the marker post by using the tape, and recording the distance from the intersection point of the scale of the tape and the marker post to the bottom end of the marker post, namely the height of the center of the tape from the ground by using the marker post;
(4) Rotating the aiming device to aim the aiming device at the highest end of the tree to be measured, and recording the included angle between the ruler of the tape measure and the aiming device;
(5) According to the formula: the height of the tree to be measured can be obtained by measuring the height of the tree to be measured = the distance from the intersection point of the ruler and the marker post to the bottom end of the marker post + the tangent value of the included angle between the ruler and the pointer when the pointer aims at the highest end of the tree to be measured.
Compared with the prior art, the invention has the following technical effects:
The device for measuring the height of the tree comprises a supporting device, a tape measure, a sighting device and a marker post, wherein the tape measure is arranged on the supporting device, the distance between the device for measuring the height of the tree and the tree to be measured can be accurately known by arranging the tape measure, and the device for measuring the height of the tree can measure the height of the tree at various horizontal distances. In addition, the tape measure sets up on strutting arrangement, compares with people's both hands hold in palm cloth Lu Laisi altimeter and aim, and the device position that the measurement in-process measured tree is high is fixed, and measurement accuracy is high, and labour saving and time saving.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the drawings that are needed in the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a device for measuring tree height according to the present invention;
FIG. 2 is a right side view of the apparatus for measuring tree height of FIG. 1;
FIG. 3 is a schematic view of a device holder for measuring tree height according to the present invention;
FIG. 4 is a schematic diagram of a method for measuring tree height according to the present invention;
In the figure: the tree-shaped scale comprises a 1-fixed rod, a 2-rotating nut, a 3-center rod, a 4-base, a 5-supporting leg, a 6-fixed block, a 7-pointer, an 8-first scale line, a 9-hand wheel screw, a 10-fixed frame, an 11-locking nut, a 12-semi-annular clamping groove, a 13-clamping groove, a 14-connecting rod, a 15-lower protruding part, a 16-measuring tape, a 17-marker post, a 18-scale, a 19-tree to be tested, a 20-butterfly nut, a 21-inverted cone structure and a 22-second scale line.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention aims to provide a device for measuring the height of a tree, which solves the problems existing in the prior art, saves time and labor in tree height measurement, has high measurement precision, and can measure the height of the tree at various horizontal distances.
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
1-3, Including base 4, dead lever 1, tape measure 16, 3 stabilizer blade 5, pointer 7, fixed block 6, center pole 3 and marker post 17, the cross section of base 4 and fixed block 6 is triangle-shaped structure, dead lever 1 sets up in the upper end of base 4, 3 stabilizer blade 5 and base 4 articulated connection, and 3 stabilizer blade 5 evenly distributed along base 4 circumference, fixed block 6 sets up in the lower extreme of center pole 3, the center position of fixed block 6 and each stabilizer blade 5 passes through a connecting rod 14 swing joint, connecting rod 14 and fixed block 6 and stabilizer blade 5 all articulated connection, center pole 3 passes base 4 and dead lever 1 in proper order from bottom to top, the upper end of dead lever 1 is provided with half annular draw-in groove 12, the card has set up spin nut 2 in the half annular draw-in groove 12, spin nut 2 axial card is located in the half annular draw-in groove 12, the rotating nut 2 can rotate circumferentially relative to the semi-annular clamping groove 12, the outer surface of the center rod 3 is provided with threads matched with the rotating nut 2, the center rod 3 can move axially relative to the fixed rod 1 by rotating the rotating nut 2, when the rotating nut 2 is fixed, the center rod 3 can be locked by rotating the nut 2, the position of the center rod 3 is fixed, the angles of the three support legs 5 are fixed, the stability in the measuring process is good, the tape 16 is arranged on the fixed rod 1, the pointer 7 and the tape 16 are coaxially arranged, the pointer 7 and the tape 16 form rotary connection around the axis of the tape 16, the upper surface of the tape 16 is circumferentially provided with a first scale mark 8 matched with the pointer 7 at 360 degrees, the scale rod 17 is used for measuring the height of the center of the tape 16 from the ground, the distance of a device for measuring the tree height of the tape 16 from the tree 19 to be measured can be precisely known by arranging the tape 16, the device for measuring the height of the tree can measure the height of the tree at various horizontal distances, and compared with the case that a person holds the cloth Lu Laisi height finder for aiming, the device for measuring the height of the tree in the measuring process is fixed in position, high in measuring precision and time-saving and labor-saving.
In order to facilitate the rotation and fixation of the pointer 7, an upper protruding portion is arranged in the center of the upper surface of the tape 16 casing, the butterfly nut 20 and the pointer 7 are sleeved on the upper protruding portion from top to bottom in sequence, the butterfly nut 20 is connected with the upper protruding portion in a threaded mode, the pointer 7 is sleeved on the upper protruding portion, and the compression degree of the butterfly nut 20 to the pointer 7 can be adjusted by rotating the butterfly nut 20.
In order to facilitate the disassembly of the tape measure 16 and the adjustment of the angle of the tape measure 16, a lower protruding part 15 is arranged at the center of the lower surface of the shell of the tape measure 16, the lower protruding part 15 is in threaded connection with one end of the fixed frame 10, when the breast diameter of a tree needs to be measured, the tape measure 16 is convenient to disassemble, and a locking nut 11 is arranged at the connecting position of the lower protruding part 15 and the fixed frame 10 to prevent the tape measure 16 and the fixed frame 10 from rotating relatively in the measuring process; the other end of the fixing frame 10 is provided with a clamping groove 13, the clamping groove 13 is clamped on the fixing rod 1, the side wall of the clamping groove 13 is correspondingly provided with an opening, the clamping degree of the clamping groove 13 and the fixing rod 1 can be adjusted by installing a hand wheel screw 9 in the opening, and the angle adjustment of the measuring tape 16 is convenient.
In order to make the tree height measuring device more convenient to carry, the support leg 5 is a hollow steel pipe support leg 5.
In order to make the stability of the tree height measuring device better, the bottom ends of the supporting legs 5 are inverted cone structures 21, and the inverted cone structures 21 can be inserted into soil.
The method for measuring the tree height of the tree height measuring device in the specific working process, as shown in fig. 4, comprises the following steps:
(1) A marker post 17 is placed at the front end of the tree 19 to be tested, and a second scale mark 22 is arranged on the marker post 17 in the axial direction;
(2) Selecting a position with transparent sight to place the tree height measuring device;
(3) The rotary nut 2 is rotated according to the flat condition of the ground, so that the center rod 3 moves up and down, the angle of the supporting leg 5 is driven to change and adjust to a proper position, the position of the center rod 3 is locked by the rotary nut 2 in the measuring process, the angle of the supporting leg 5 is not changed, the stability of the device is good, the inverted cone structure 21 of the supporting leg 5 is inserted into soil, and the stability of the device is further improved;
(4) The hand wheel screw 9 is rotated to enable the scale 18 of the tape 16 and the center of the tape 16 to be located on the same horizontal plane, the horizontal distance from the tape 16 to the marker post 17 is measured by the tape 16, and meanwhile the distance from the intersection point of the scale 18 of the tape 16 and the marker post 17 to the bottom end of the marker post 17, namely the height from the center of the tape to the ground, is recorded through the marker post 17;
(5) Unscrewing the butterfly nut 20 to enable the pointer 7 to rotate around the axis of the tape measure 16, screwing the butterfly nut 20 to fix the pointer 7 when the pointer 7 aims at the highest end of the tree 19 to be measured, and recording the included angle between the scale 18 of the tape measure 16 and the pointer 7;
(6) According to the formula: the height of the tree 19 to be measured=the distance from the intersection point of the scale 18 of the tape 16 and the marker post 17 to the bottom end of the marker post 17+the tangent value of the included angle between the scale 18 of the tape 16 and the pointer 7 when the pointer 7 aims at the highest end of the tree 19 to be measured, and the horizontal distance from the tape 16 to the marker post 17.
The principles and embodiments of the present invention have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present invention; also, it is within the scope of the present invention to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the invention.
Claims (5)
1. A device for measuring tree height, characterized by: the measuring tape comprises a supporting device, a measuring tape, a sighting device and a target rod, wherein the measuring tape is arranged on the supporting device, the sighting device is coaxially arranged with the measuring tape, the sighting device and the measuring tape form rotary connection around the axis of the measuring tape, a first scale mark matched with the sighting device is circumferentially arranged on the upper surface of the measuring tape casing for 360 degrees, and the target rod is used for measuring the height of the center of the measuring tape from the ground;
The supporting device comprises a base, a fixing rod and a plurality of supporting feet, wherein the fixing rod is arranged at the upper end of the base, the supporting feet are hinged with the base, and the supporting feet are uniformly distributed along the circumferential direction of the base; the bottom ends of the supporting legs are of inverted conical structures;
The supporting device further comprises a center rod, the lower end of the center rod is provided with a fixed block, the fixed block is movably connected with each supporting leg through a connecting rod, the connecting rods are hinged with the fixed block and the supporting legs, the center rod sequentially penetrates through the base and the fixed rod from bottom to top, the upper end of the fixed rod is provided with a semi-annular clamping groove, a rotary nut is arranged in the semi-annular clamping groove, the outer surface of the center rod is provided with threads matched with the rotary nut, and the center rod can axially move relative to the fixed rod by rotating the rotary nut; the measuring tape is rotatably connected to the fixing rod through a fixing frame, the measuring tape is in threaded connection with the fixing frame, a clamping groove is formed in one end of the fixing frame, the clamping groove is clamped on the fixing rod, an opening is correspondingly formed in the side wall of the clamping groove, a hand wheel screw is installed in the opening, and the clamping degree of the clamping groove and the fixing rod can be adjusted through rotating the hand wheel screw.
2. The apparatus for measuring tree height according to claim 1, wherein: the sighting device is a pointer, and the pointer is arranged on the tape measure through a butterfly nut.
3. The apparatus for measuring tree height according to claim 1, wherein: the number of the supporting legs is 3, and the supporting legs are hollow steel pipe supporting legs.
4. The apparatus for measuring tree height according to claim 1, wherein: the cross sections of the base and the fixed block are triangular structures.
5. A method of measuring tree height, characterized in that the device of any of claims 1-4 is used for measuring tree height, comprising the steps of:
(1) Placing the marker post at the front end of the tree to be detected, wherein a second scale mark is arranged in the axial direction of the marker post;
(2) Selecting a position with transparent sight to place the tree height measuring device;
(3) Measuring the horizontal distance from the tape measure to the marker post by using the tape measure, and recording the distance from the intersection point of the scale of the tape measure and the marker post to the bottom end of the marker post, namely the height of the center of the tape measure from the ground by using the marker post;
(4) Rotating the aiming device to aim the aiming device at the highest end of the tree to be measured, and recording the included angle between the ruler of the tape measure and the aiming device;
(5) According to the formula: the height of the tree to be measured can be obtained by measuring the height of the tree to be measured = the distance from the intersection point of the ruler and the marker post to the bottom end of the marker post + the tangent value of the included angle between the ruler and the pointer when the pointer aims at the highest end of the tree to be measured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810520542.XA CN108827111B (en) | 2018-05-28 | 2018-05-28 | Device and method for measuring tree height |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810520542.XA CN108827111B (en) | 2018-05-28 | 2018-05-28 | Device and method for measuring tree height |
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| Publication Number | Publication Date |
|---|---|
| CN108827111A CN108827111A (en) | 2018-11-16 |
| CN108827111B true CN108827111B (en) | 2024-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810520542.XA Active CN108827111B (en) | 2018-05-28 | 2018-05-28 | Device and method for measuring tree height |
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| Country | Link |
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| CN (1) | CN108827111B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201463881U (en) * | 2009-01-08 | 2010-05-12 | 中南林业科技大学 | Digital multi-function dendrometer |
| CN101749995A (en) * | 2009-12-17 | 2010-06-23 | 山东农业大学 | Rapid tree height determination method under adverse tree base visibility condition |
| CN102889857A (en) * | 2011-07-18 | 2013-01-23 | 魏蓝天 | Direct-reading laser height measuring instrument |
| CN206818104U (en) * | 2017-06-27 | 2017-12-29 | 陈晨 | One kind measurement height of tree device |
| CN208187306U (en) * | 2018-05-28 | 2018-12-04 | 环境保护部南京环境科学研究所 | A kind of device that measurement tree is high |
-
2018
- 2018-05-28 CN CN201810520542.XA patent/CN108827111B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201463881U (en) * | 2009-01-08 | 2010-05-12 | 中南林业科技大学 | Digital multi-function dendrometer |
| CN101749995A (en) * | 2009-12-17 | 2010-06-23 | 山东农业大学 | Rapid tree height determination method under adverse tree base visibility condition |
| CN102889857A (en) * | 2011-07-18 | 2013-01-23 | 魏蓝天 | Direct-reading laser height measuring instrument |
| CN206818104U (en) * | 2017-06-27 | 2017-12-29 | 陈晨 | One kind measurement height of tree device |
| CN208187306U (en) * | 2018-05-28 | 2018-12-04 | 环境保护部南京环境科学研究所 | A kind of device that measurement tree is high |
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| Publication number | Publication date |
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| CN108827111A (en) | 2018-11-16 |
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