CN214173269U - Convenient device for accurately measuring tree height - Google Patents
Convenient device for accurately measuring tree height Download PDFInfo
- Publication number
- CN214173269U CN214173269U CN202023102929.5U CN202023102929U CN214173269U CN 214173269 U CN214173269 U CN 214173269U CN 202023102929 U CN202023102929 U CN 202023102929U CN 214173269 U CN214173269 U CN 214173269U
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- vertical
- angle
- auxiliary gear
- range finder
- gear
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Abstract
The utility model discloses a device of convenient precision measurement tree height, including angular disc, sight, laser range finder, vertical regulator, vertical fine motion spiral, U type support, foot rest connector, its characterized in that: the utility model discloses a laser rangefinder, including angle disc, laser range finder, master gear, vertical regulator, horizontal axle transverse arrangement, angle disc is equipped with angle reading index, and is vertical state, laser rangefinder upper portion is equipped with the sight, inside master gear and the auxiliary gear of being equipped with of vertical regulator, the outside is equipped with vertical fine motion spiral, angle disc, laser rangefinder and auxiliary gear pass through the cross axle transverse arrangement and connect, the cross axle transversely inwards erects in the upper portion both ends of U type support, U type support lower part is equipped with the foot rest connector. The device simple structure, small, light in weight, portable can directly settle through the foot rest connector and use in current tripod support, adopts infrared ray sight accurate tree of aiming at, and laser range finder measuring device is to the distance of trees, and the vertical angle is read out to the angle disc, calculates the trees height according to geometry trigonometry.
Description
Technical Field
The utility model relates to a forestry measurement technical field, more specifically say, relate to a device of convenient precision measurement tree height.
Background
In forest resource investigation, tree height is a necessary investigation content. The Brucelas altimeter is a commonly used tree altimeter, the height corresponding to an observation angle can be obtained by looking up at the treetop and looking down at the tree root at a plurality of different horizontal distances set on an instrument dial, but the measurement needs to be carried out at a specific horizontal distance, and an operator needs to support the altimeter by hands to aim during the measurement, so that the time and the labor are wasted, and the measurement precision is low. The total station has high measurement precision, and can obtain accurate tree height by using the total station, but the total station is heavy, inconvenient to carry, complex in erection process and especially inconvenient to erect in a forest land. The traditional measuring mode is difficult to guarantee in the aspects of precision and efficiency.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the prior art, the utility model aims to provide a device of convenient precision measurement tree height, its simple structure, portable can directly settle in current tripod support, adopts the infrared ray sight to aim at trees, and handheld laser range finder measuring device is to the horizontal distance of trees, and the angle disc reads out vertical angle, calculates the trees height according to the triangle relation of geometry.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a device of convenient accurate measurement tree height, includes angle measuring dish, sight, laser range finder, vertical regulator, vertical fine motion spiral, U type support, foot rest connector, its characterized in that: the utility model discloses a three-legged support of laser rangefinder, including angle measuring disc, laser rangefinder, main gear, horizontal axis, the angle measuring disc is equipped with angle reading index, and is vertical state, laser rangefinder upper portion is equipped with the sight, inside master gear and the auxiliary gear of being equipped with of vertical regulator, the outside is equipped with vertical fine motion spiral, angle measuring disc, laser rangefinder and auxiliary gear pass through the cross axle transverse arrangement and connect, and rotate along with the rotation of cross axle, the cross axle transversely inwards erects in the upper portion both ends of U type support, U type support lower part is equipped with the foot rest connector, the foot rest connector can be nested the interpolation in current tripod support.
Preferably, the angle measuring disc is circular and vertically placed, the surface of the angle measuring disc is provided with angle scales, the minimum scale is 1 minute, the angle measuring disc can be estimated and read to a second position, and when the angle measuring disc rotates along with the transverse shaft, the angle reading index cannot rotate along with the transverse shaft, and the angle measuring disc is always kept in a vertical state.
Preferably, the sight is an infrared sight, and the laser range finder is a portable handheld laser range finder.
Preferably, the main gear is connected with the auxiliary gear in a nested manner, the central position of the main gear is transversely connected with the vertical micro-motion screw, and the rotation of the main gear is adjusted through the vertical micro-motion screw, so that the auxiliary gear is driven to rotate.
Preferably, the auxiliary gear is attached to the inner side of the vertical regulator through a sanding sheet, and when the auxiliary gear is not under the action of external force, the auxiliary gear is in a braking state.
The utility model has the advantages that:
1. the tree sighting device adopts the infrared sighting device, and can accurately and quickly aim at trees.
2. The invention adopts the hand-held laser range finder, has small volume, light weight and convenient carrying, and the device is directly arranged in the existing tripod bracket for use without observation of hand-held equipment, thereby improving the stability.
Drawings
In order to more clearly illustrate the embodiments of the present invention, the drawings used in the embodiments will be briefly described below.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of the internal structure of the vertical regulator component of the present invention.
Fig. 3 is a schematic structural view of the goniometer components of the present invention.
Fig. 4 is a schematic view of the present invention installed in a conventional tripod.
The reference numbers in the figures illustrate: 1. the angle measuring device comprises an angle measuring disc, 2 parts of a sighting device, 3 parts of a laser range finder, 4 parts of a vertical regulator, 5 parts of a vertical micro-motion screw, 6 parts of a U-shaped support, 7 parts of a foot rest connector, 8 parts of a main gear, 9 parts of an auxiliary gear, 10 parts of a transverse shaft, 11 parts of an angle reading index and 12 parts of a tripod support.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a device of convenient accurate measurement tree height, includes angle measuring dish (1), sight (2), laser range finder (3), vertical regulator (4), vertical fine motion spiral (5), U type support (6), foot rest connector (7), its characterized in that: angle measuring dish (1) is equipped with angle reading index (11), and is vertical state, laser range finder (3) upper portion is equipped with sight (2), vertical regulator (4) inside is equipped with master gear (8) and auxiliary gear (9), and the outside is equipped with vertical fine motion spiral (5), angle measuring dish (1), laser range finder (3) and auxiliary gear (9) are connected through cross axle (10) transverse arrangement, and rotate along with the rotation of cross axle (10), cross axle (10) horizontal inner tower is in the upper portion both ends of U type support (6), U type support (6) lower part is equipped with foot rest connector (7), connector foot rest (7) can be nested interpolation in current tripod support (12). The auxiliary gear and the inner side of the vertical regulator are attached through the abrasive sheet, when the vertical regulator is not acted by external force, the auxiliary gear is in a braking state, the rotation of the main gear is adjusted through the vertical micro-motion screw, so that the auxiliary gear is driven to rotate, the laser range finder and the angle measuring disc which are positioned on the same cross shaft with the auxiliary gear rotate together, the angle reading index cannot rotate along with the main gear, the vertical state is always kept, when the range finder is in a horizontal state, the scale of the angle reading index pointing to the angle measuring disc is 90 degrees, when the range finder rotates for a certain vertical angle, the scale of the angle reading index pointing to the angle measuring disc is L, and the rotating vertical angle alpha of the range finder is 90-L (facing upwards and facing downwards is negative).
During on-site measurement, settle tripod support and put flatly, with this device interpolation in the support, the height of device is established to i this moment, i can be read out by the scale on the telescopic link of support, when measuring on the level land, at first rotate laser range finder, utilize infrared sight coarse aiming treetop top, rotatory vertical fine motion spiral accuracy is aimed at treetop top again, measure skew distance S and vertical angle alpha, the height h of this tree is i + S sin alpha, if the inconvenient measurement of skew distance, then can rotate laser range finder to the level, measure flat distance D, then trees are rightH is i + D · tan α; when measuring on a slope, the slope distance S is measured by aiming at the top of the treetop1(or D)1) And vertical angle alpha1And measuring the slope distance S according to the root bottom2(or D)2) And vertical angle alpha2Height h of tree is S1·sinα1-S2·sinα2Or h ═ D1·tanα1-D2·tanα2。
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. The utility model provides a device of convenient accurate measurement tree height, includes angle measuring dish (1), sight (2), laser range finder (3), vertical regulator (4), vertical fine motion spiral (5), U type support (6), foot rest connector (7), its characterized in that: angle measuring dish (1) is equipped with angle reading index (11), and is vertical state, laser range finder (3) upper portion is equipped with sight (2), vertical regulator (4) inside is equipped with master gear (8) and auxiliary gear (9), and the outside is equipped with vertical fine motion spiral (5), angle measuring dish (1), laser range finder (3) and auxiliary gear (9) are connected through cross axle (10) transverse arrangement, and rotate along with the rotation of cross axle (10), cross axle (10) horizontal inner tower is in the upper portion both ends of U type support (6), U type support (6) lower part is equipped with foot rest connector (7), connector foot rest (7) can be nested interpolation in current tripod support (12).
2. The device for conveniently and accurately measuring the tree height according to claim 1, wherein: the angle measuring disc (1) is circular and vertically placed, angle scales are arranged on the surface, the minimum scale is 1 minute, and when the angle measuring disc (1) rotates along with the transverse shaft (10), the angle reading index (11) cannot rotate along with the angle measuring disc, and the angle measuring disc always keeps in a vertical state.
3. The device for conveniently and accurately measuring the tree height according to claim 1, wherein: the sighting device (2) is an infrared sighting device.
4. The device for conveniently and accurately measuring the tree height according to claim 1, wherein: the main gear (8) is connected with the auxiliary gear (9) in a nested mode, the central position of the main gear (8) is transversely connected with the vertical micro-motion screw (5), and the rotation of the main gear (8) is adjusted through the vertical micro-motion screw (5), so that the auxiliary gear (9) is driven to rotate.
5. The device for conveniently and accurately measuring the tree height according to claim 1, wherein: the auxiliary gear (9) is attached to the inner side of the vertical regulator (4) through a sanding sheet, and when the auxiliary gear (9) does not bear external force, the auxiliary gear is in a braking state.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202023102929.5U CN214173269U (en) | 2020-12-21 | 2020-12-21 | Convenient device for accurately measuring tree height |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202023102929.5U CN214173269U (en) | 2020-12-21 | 2020-12-21 | Convenient device for accurately measuring tree height |
Publications (1)
Publication Number | Publication Date |
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CN214173269U true CN214173269U (en) | 2021-09-10 |
Family
ID=77607302
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202023102929.5U Expired - Fee Related CN214173269U (en) | 2020-12-21 | 2020-12-21 | Convenient device for accurately measuring tree height |
Country Status (1)
Country | Link |
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CN (1) | CN214173269U (en) |
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2020
- 2020-12-21 CN CN202023102929.5U patent/CN214173269U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210910 Termination date: 20211221 |
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CF01 | Termination of patent right due to non-payment of annual fee |