CN110836627A - Arbor breast-height diameter measuring device and measuring method thereof - Google Patents
Arbor breast-height diameter measuring device and measuring method thereof Download PDFInfo
- Publication number
- CN110836627A CN110836627A CN201911150900.3A CN201911150900A CN110836627A CN 110836627 A CN110836627 A CN 110836627A CN 201911150900 A CN201911150900 A CN 201911150900A CN 110836627 A CN110836627 A CN 110836627A
- Authority
- CN
- China
- Prior art keywords
- arbor
- breast
- fixed
- block
- shaped sliding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- 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
- G01B5/08—Measuring arrangements characterised by the use of mechanical techniques for measuring diameters
-
- 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)
- Length-Measuring Instruments Using Mechanical Means (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a arbor breast-height diameter measuring device and a measuring method thereof, and the arbor breast-height diameter measuring device structurally comprises a bottom plate, wherein a positioning plate is fixed on one side of the bottom plate, a fixing piece is fixed in the middle of the upper end of the bottom plate, a telescopic rod is rotatably connected onto the fixing piece, a fixing block is rotatably connected to the upper end of the telescopic rod, a bearing block is fixed on one side of the fixing block, a T-shaped sliding groove is formed in the bearing block, a T-shaped sliding block is installed in the T-shaped sliding groove, an opening is formed in one side of the T-shaped sliding groove, a second clamping rod is fixed on one side of the T-shaped sliding block, a pressing block is fixed on the upper end of the T-shaped sliding block, and one. The device can realize accurate measurement of the breast diameter of the arbor, can also ensure measurement of arbors under different growth vigors and different terrains, can keep accurate numerical values when different operators use the device, realizes quick and accurate measurement, and has strong practicability.
Description
Technical Field
The invention relates to the technical field of gardens, in particular to a device and a method for measuring the breast height diameter of an arbor.
Background
Trees are the backbone tree species in gardens or natural resources, and can play a leading role in both functional and artistic processing, such as defining space, providing greenery, preventing glare, regulating climate, and the like. The survey parameters of the arbor include crown width, breast diameter, high tree height and the like. Wherein, the diameter of breast height is the abbreviation of diameter of breast height. The breast diameter is one of the most basic factors measured by stumpage. The distance between the trunk and the ground is equal to the diameter of the chest height part of a common adult. Because of different heights of people, in order to make measuring points consistent, the specific height of the chest height is uniformly specified in one country, but is not consistent in different countries. The chest height position of China and most countries is determined as the chest height diameter of a plant individual at a height of 1.3 meters above the ground.
At present, in field investigation or natural resource general investigation, manual measurement is carried out through a tape measure mostly, and a measurement result is also recorded mainly through manual work, wherein the following main defects exist: the height of 1.3m is mainly estimated by people, the error is large, the measured results of different investigators are very different, in addition, a professional device is not used for measuring, the data of arbors growing in different terrains can generate an inaccurate phenomenon during the breast diameter measurement, and the measuring speed is slow.
The ancient tree has high ornamental value, the annual ring of the ancient tree contains change information such as climate, hydrology, ecology, environment and the like in a historical period, and has high economic, historical, scientific, cultural, tourism, ecological and other values, the ancient tree records the nature, history and culture of a region, can reveal the activity trace of human, and is a basis for exploring the mysteries of the nature. The ancient tree is a precious green heritage left by ancestors to us, and is regarded as a 'green living cultural relic' to be generally regarded and protected. In the ancient tree survey, the breast diameter is one of important indicators for calculating the age of an ancient tree. At present, however, the ancient trees are more and more protected, the ancient trees are often surrounded by fences heavily, the diameter of breast of the ancient trees measured by workers can only be estimated remotely, and the error is large.
The invention patent with the patent application number of 201610656451.X discloses a arbor breast diameter measuring device, which relates to the technical field of measuring equipment and comprises a main case, a breast diameter measuring device, a measuring and displaying system, an information storage system and a power supply system; the main machine shell is of a cuboid structure, openings are formed in the left side surface and the front side surface of the main machine shell, and fixing hooks are arranged on the right side surface and the front side surface of the main machine shell; the breast diameter measuring device comprises a hand-pulling flexible rule, a flexible rule pull ring, a rotating shaft and a rotating shaft converter, wherein one end of the hand-pulling flexible rule is wound on the rotating shaft, the other end of the hand-pulling flexible rule is connected with the flexible rule pull ring and protrudes out of the opening, the rotating shaft is connected with the rotating shaft converter, and the flexible rule is pulled to surround a circle and then is detachably fixed on the fixing hook; the measurement display system is connected with the pivot converter, and information storage system is connected with the measurement display system, and electrical power generating system supplies power for the device, and this patent is favorable to improving the efficiency of investigation by a wide margin, but the measuring device of this patent is not applicable to the arbor breast-height diameter measurement of growing under different topography or slope, and the measuring result is inaccurate, can only closely measure in addition, and it can not remote measurement ancient trees or arbor kind of breast-height diameter.
Disclosure of Invention
The invention aims to solve the defects in the prior art, provides a device and a method for measuring the breast diameter of an arbor, solves the problem of measuring the breast diameter of the arbor growing under different terrains or slopes, is also suitable for measuring the breast diameter of famous old trees in a long distance, and has the advantages of simple measuring method and accurate result.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a arbor chest footpath measuring device, includes the bottom plate, one side of bottom plate is fixed with the locating plate, the upper end middle part of bottom plate is fixed with the mounting, it is connected with the telescopic link to rotate on the mounting, the upper end of telescopic link is rotated and is connected with the fixed block, one side of fixed block is fixed with the carrier block, be equipped with T type spout on the carrier block, install T type slider in the T type spout, one side of T type spout is equipped with the opening, one side of T type slider is fixed with the second supporting rod, the upper end of T type slider is fixed with presses the briquetting, the one end of second supporting rod runs through the opening and extends to one side of carrier block, the one end of carrier block is fixed with first supporting rod, and first supporting rod and second supporting rod correspond each other.
Preferably, both sides of the upper end of the bottom plate are fixed with threaded sleeves, threaded through holes are formed in the threaded sleeves, screw rods penetrate through the threaded through holes, the lower ends of the screw rods are arranged in a conical shape, and rotating wheels are fixed at the upper ends of the screw rods.
Preferably, the telescopic length of the telescopic rod is 0.5-1.3 m.
Preferably, the upper end of the bearing block is provided with scale marks, one end of the pressing block is fixed with an indication arrow, and the indication arrow and the scale marks are correspondingly arranged.
Preferably, both ends of the fixing block are fixed at one side of the bearing block by a support member.
Preferably, the first clamping rod and the second clamping rod are both sleeved with rubber sleeves.
Preferably, the inner side of the rubber sleeve is provided with a contact sensor, and the contact sensor is connected with an alarm. Controlled by a controller.
The invention also provides a measuring method of the arbor breast-height diameter measuring device, which comprises the following steps:
(1) when the breast diameter of a vertical arbor growing on a plane is measured, the bottom plate is placed on one side of the trunk, and the trunk (the trunk on the ground) is abutted by the positioning plate, so that the trunk is positioned between the second clamping rod and the first clamping rod;
(2) the telescopic rod is stretched to the height of 1.3m, and the T-shaped sliding block is moved by the pressing block to drive the second clamping rod 12 to move;
(3) and obtaining the distance of the arbor breast diameter by using the scale marks, namely obtaining the arbor breast diameter.
The invention also provides another measuring method adopting the arbor breast-height diameter measuring device, which comprises the following steps:
(1) when the breast diameter of an arbor growing obliquely on a plane and growing on a slope is measured, the bottom plate is placed on one side of the trunk, and the trunk (the trunk on the ground) is abutted by the positioning plate, so that the trunk is positioned between the second clamping rod and the first clamping rod;
(2) adjusting the angle of the telescopic rod on the fixing piece to enable the telescopic rod to be parallel to the trunk;
(3) the telescopic rod is stretched to the height of 1.3m, and the T-shaped sliding block is moved by the pressing block to drive the second clamping rod 12 to move;
(4) and obtaining the distance of the arbor breast diameter by using the scale marks, namely obtaining the arbor breast diameter.
In the invention, when the breast diameter of a vertical arbor growing on a plane is measured, the bottom plate is placed on one side of the trunk, the positioning plate is used for supporting the trunk on the ground, the trunk is positioned between the second clamping rod and the first clamping rod, then the telescopic rod is pulled out, the telescopic rod is stretched to the height of 1.3m, the T-shaped sliding block is moved by the pressing block, the purpose of driving the second clamping rod to move is realized, then the distance of the breast diameter of the arbor is obtained by using the scale lines, when the breast diameter of the arbor growing on the plane and the breast diameter of the arbor growing on the slope are measured, the angle of the telescopic rod on the fixing part is adjusted, the parallel of the telescopic rod and the trunk is realized, and then the accurate breast diameter of the arbor can be measured. The measuring device disclosed by the invention can be suitable for measuring the breast diameter of a plane or slope or obliquely-growing arbor, and has the advantages of wide application range, simple structure, convenience in use, high measuring speed, capability of stretching the telescopic rod and facilitating storage and stronger practicability.
The invention can realize the accurate measurement of the breast height diameter of the arbor, can also ensure the measurement of the arbor under different growth vigour and different terrains, can keep accurate numerical value when different operators use the device, realizes the rapid and accurate measurement, can also remotely measure the breast height diameter of the ancient tree, and has strong practicability.
Drawings
FIG. 1 is a state diagram of the plane vertical growth arbor breast diameter measurement proposed by the present invention;
FIG. 2 is a state diagram of the plane inclined growth arbor chest diameter measurement proposed by the present invention;
FIG. 3 is a state diagram of the measurement of the breast diameter of a slope growing arbor according to the present invention;
FIG. 4 is a schematic structural view of a fixing member of the arbor breast-height measuring device according to the present invention;
FIG. 5 is a schematic structural view of two clamping rods of the arbor breast-height diameter measuring device according to the present invention;
FIG. 6 is a schematic view of an installation structure of a T-shaped slider of the arbor breast-height diameter measuring device according to the present invention;
fig. 7 is an enlarged view of a structure at a position a of the arbor breast-height diameter measuring device according to the present invention.
In the figure: the clamping device comprises a bearing block 1, a fixing block 2, an expansion rod 3, a first clamping rod 4, a rotating wheel 5, a fixing part 6, a screw rod 7, a threaded sleeve 8, a positioning plate 9, a bottom plate 10, a threaded through hole 11, a second clamping rod 12, a scale mark 13, a pressing block 14, a sliding chute 15T-shaped, an opening 16, a sliding block 17T-shaped and a supporting piece 18.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-7, an arbor chest diameter measuring device includes a base plate 10, a positioning plate 9 is fixed on one side of the base plate 10 and used for limiting the measuring position and ensuring the accuracy of the installation position during measurement, a fixing member 6 is fixed in the middle of the upper end of the base plate 10, a telescopic rod 3 is rotatably connected to the fixing member 6, and the telescopic rod 3 can be rotatably adjusted in the range of 0-180 degrees on the fixing member 6 so as to adapt to the trunks of various arbors growing at different angles. Therefore, the requirement of measuring the breast height of arbors growing in different slopes or planes can be met.
In the invention, the upper end of the telescopic rod 3 is rotatably connected with a fixed block 2, the fixed block 2 is connected by a bearing, the fixed block 2 can rotate at the upper end of the telescopic rod 3, one side of the fixed block 2 is fixed with a bearing block 1, the bearing block 1 is provided with a T-shaped sliding groove 15, a T-shaped sliding block 17 is installed in the T-shaped sliding groove 15, one side of the T-shaped sliding groove 15 is provided with an opening 16, one side of the T-shaped sliding block 17 is fixed with a second clamping rod 12, the upper end of the T-shaped sliding block 17 is fixed with a pressing block 14, one end of the second clamping rod 12 penetrates through the opening 16 and extends to one side of the bearing block 1, the movement of the T-shaped sliding block 17 drives the second clamping rod 12 to move, one end of the bearing block 1 is fixed with a first clamping rod 4, the first clamping rod 4 and the second clamping rod 12 correspond to each other, and the trunk clamped between the first.
In the invention, both sides of the upper end of a bottom plate 10 are fixed with threaded sleeves 8, the threaded sleeves 8 are provided with threaded through holes 11, screw rods 7 penetrate through the threaded through holes 11, the lower ends of the screw rods 7 are arranged in a conical shape, the upper ends of the screw rods 7 are fixed with rotating wheels 5, the screw rods 7 rotate when the rotating wheels 5 rotate forwardly, then the downward movement of the screw rods 7 is realized, and the bottom plate 10 is fixed by utilizing the conical ends of the screw rods 7, so that the stability of the whole structure and the reliability of data during measurement are ensured.
In the invention, the telescopic length of the telescopic rod 3 is 0.5-1.3m, and the scale mark of the telescopic rod 3 can be actually marked by adding the thickness of the bottom plate 10, thereby realizing the accuracy of height measurement.
During the measurement, pull out telescopic link 3 and measure to longest distance 1.3m, bear the weight of the upper end of piece 1 and be equipped with scale mark 13, press the one end of piece 14 and be fixed with the instruction arrow point, and instruct arrow point and scale mark 13 and correspond the setting, utilize the scale mark 13 that the instruction arrow point corresponds to confirm the data of arbor chest diameter.
In the invention, two ends of the fixed block 2 are fixed on one side of the bearing block 1 through the supporting pieces 18 for firm fixation, the supporting pieces 18 are L-shaped or triangular, the first clamping rod 4 and the second clamping rod 12 are both sleeved with rubber sleeves, the clamping stability is ensured during clamping, and meanwhile, protection is carried out to prevent the surface layer of the arbor from being damaged due to excessive force and the like. In order to further guarantee the moderate of first holding rod 4 and the 12 centre gripping dynamics of second holding rod, the rubber sleeve inboard in the holding rod 4 and the 12 outsides of second holding rod sets up contact sensor again, and contact sensor and alarm are connected, and when the contact sensor in the holding rod 4 and the 12 outsides of second holding rod contacted the arbor surface, contact sensor transmitted signal gave the alarm, and the alarm sends the buzzing and carries out the police dispatch newspaper, and the stop this moment continues to press from both sides tightly can. Of course, the alarm can also be set to give an alarm when the force reaches the set force, such as 5N.
In the invention, when the breast diameter of a vertical arbor growing on a plane is measured, as shown in fig. 1 and 3, a bottom plate 10 is placed on one side of a trunk, a positioning plate 9 is abutted on the trunk to enable the trunk to be positioned between a second clamping rod 12 and a first clamping rod 4, then a telescopic rod 3 is pulled out to be stretched to the height of 1.3m, then a pressing block 14 is used for moving a T-shaped sliding block 17 to drive the second clamping rod 12 to move, then the distance of the breast diameter of the arbor is obtained by using a scale mark 13, when the breast diameter of the arbor growing obliquely on the plane and growing on a slope is measured, as shown in fig. 2, the angle of the telescopic rod 3 on a fixing part 6 is adjusted to realize the parallelism of the telescopic rod 3 and the trunk, and then the accurate breast diameter of the arbor can be measured.
The chest diameter of the ancient tree is measured remotely basically in the same manner as the method, the horizontal length of the positioning plate 9 can be set to be longer, so that the ancient tree can penetrate through the hollow area of the fence and abut against the ancient tree, the second clamping rod 12 and the first clamping rod 4 can also be set to be longer, for example, the distance between the fence and the ancient tree can be larger than, so that the trunk is located between the second clamping rod 12 and the first clamping rod 4, the telescopic rod 3 is pulled out, and the trunk is stretched to the height of 1.3m to be measured.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The utility model provides a arbor chest footpath measuring device, includes bottom plate (10), its characterized in that: a positioning plate (9) is fixed on one side of the bottom plate (10), a fixing part (6) is fixed in the middle of the upper end of the bottom plate (10), a telescopic rod (3) is connected to the fixing part (6) in a rotating mode, a fixing block (2) is connected to the upper end of the telescopic rod (3) in a rotating mode, a bearing block (1) is fixed on one side of the fixing block (2), a T-shaped sliding groove (15) is formed in the bearing block (1), a T-shaped sliding block (17) is installed in the T-shaped sliding groove (15), an opening (16) is formed in one side of the T-shaped sliding groove (15), a second clamping rod (12) is fixed on one side of the T-shaped sliding block (17), a pressing block (14) is fixed on the upper end of the T-shaped sliding block (17), one end of the second clamping rod (12) penetrates through the opening (16) and extends to one side of the bearing block (1), and a, and the first clamping rod (4) and the second clamping rod (12) correspond to each other.
2. The arbor breast-height diameter measuring device of claim 1, wherein: the improved screw rod structure is characterized in that threaded sleeves (8) are fixed on two sides of the upper end of the bottom plate (10), threaded through holes (11) are formed in the threaded sleeves (8), screw rods (7) penetrate through the threaded through holes (11), the lower ends of the screw rods (7) are arranged in a conical mode, and rotating wheels (5) are fixed on the upper ends of the screw rods (7).
3. The arbor breast-height diameter measuring device of claim 1, wherein: the telescopic length of the telescopic rod (3) is 0.5-1.3 m.
4. The arbor breast-height diameter measuring device of claim 1, wherein: the upper end of the bearing block (1) is provided with scale marks (13), one end of the pressing block (14) is fixed with an indication arrow, and the indication arrow and the scale marks (13) are correspondingly arranged.
5. The arbor breast-height diameter measuring device of claim 1, wherein: two ends of the fixed block (2) are fixed on one side of the bearing block (1) through the supporting piece (18).
6. The arbor breast-height diameter measuring device of claim 1, wherein: rubber sleeves are sleeved on the first clamping rod (4) and the second clamping rod (12).
7. The measurement method of the arbor chest diameter measurement device according to any one of claims 1 to 6, wherein: the method comprises the following steps:
(1) when the breast diameter of a vertical arbor growing on a plane is measured, the bottom plate is placed on one side of the trunk, and the trunk is abutted against the trunk by using the positioning plate, so that the trunk is positioned between the second clamping rod and the first clamping rod;
(2) the telescopic rod is stretched to the height of 1.3m, and the T-shaped sliding block is moved by the pressing block to drive the second clamping rod to move;
(3) and obtaining the distance of the arbor breast diameter by using the scale marks, namely obtaining the arbor breast diameter.
8. The measurement method of the arbor chest diameter measurement device according to any one of claims 1 to 6, wherein: the method comprises the following steps:
(1) when the breast diameter of an arbor growing obliquely on a plane and growing on a slope is measured, the bottom plate is placed on one side of the trunk, and the trunk is supported on the trunk by the positioning plate, so that the trunk is positioned between the second clamping rod and the first clamping rod;
(2) adjusting the angle of the telescopic rod on the fixing piece to enable the telescopic rod to be parallel to the trunk;
(3) the telescopic rod is stretched to the height of 1.3m, and the T-shaped sliding block is moved by the pressing block to drive the second clamping rod to move;
(4) and obtaining the distance of the arbor breast diameter by using the scale marks, namely obtaining the arbor breast diameter.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911150900.3A CN110836627A (en) | 2019-11-21 | 2019-11-21 | Arbor breast-height diameter measuring device and measuring method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911150900.3A CN110836627A (en) | 2019-11-21 | 2019-11-21 | Arbor breast-height diameter measuring device and measuring method thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
CN110836627A true CN110836627A (en) | 2020-02-25 |
Family
ID=69577214
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201911150900.3A Pending CN110836627A (en) | 2019-11-21 | 2019-11-21 | Arbor breast-height diameter measuring device and measuring method thereof |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110836627A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111895886A (en) * | 2020-07-16 | 2020-11-06 | 上海辰山植物园 | Portable tree breast height diameter measuring device |
CN113295128A (en) * | 2021-05-08 | 2021-08-24 | 青岛农业大学 | Multi-terrain tree breast-height crown width measuring device and measuring method |
CN114322893A (en) * | 2021-12-17 | 2022-04-12 | 广西壮族自治区国有七坡林场 | Remote real-time measuring device for tree breast-height diameter |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080209750A1 (en) * | 2005-05-30 | 2008-09-04 | Haglof Sweden Ab | Diameter Measuring Instrument |
CN207007063U (en) * | 2017-08-14 | 2018-02-13 | 萨如拉 | A kind of tree diameters measurement apparatus |
CN208595867U (en) * | 2018-08-14 | 2019-03-12 | 江苏建协工程咨询有限公司 | A kind of diameter of a cross-section of a tree trunk 1.3 meters above the ground ruler being convenient for measuring inclination arbor |
CN208671866U (en) * | 2018-10-19 | 2019-03-29 | 哈尔滨师范大学 | A kind of farmland ridge structure measurement equipment |
CN208818127U (en) * | 2018-11-15 | 2019-05-03 | 浙江远卓科技有限公司 | Portable trunk tree breast diameter survey device |
-
2019
- 2019-11-21 CN CN201911150900.3A patent/CN110836627A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080209750A1 (en) * | 2005-05-30 | 2008-09-04 | Haglof Sweden Ab | Diameter Measuring Instrument |
CN207007063U (en) * | 2017-08-14 | 2018-02-13 | 萨如拉 | A kind of tree diameters measurement apparatus |
CN208595867U (en) * | 2018-08-14 | 2019-03-12 | 江苏建协工程咨询有限公司 | A kind of diameter of a cross-section of a tree trunk 1.3 meters above the ground ruler being convenient for measuring inclination arbor |
CN208671866U (en) * | 2018-10-19 | 2019-03-29 | 哈尔滨师范大学 | A kind of farmland ridge structure measurement equipment |
CN208818127U (en) * | 2018-11-15 | 2019-05-03 | 浙江远卓科技有限公司 | Portable trunk tree breast diameter survey device |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111895886A (en) * | 2020-07-16 | 2020-11-06 | 上海辰山植物园 | Portable tree breast height diameter measuring device |
CN111895886B (en) * | 2020-07-16 | 2022-11-18 | 上海辰山植物园 | Portable tree breast height diameter measuring device |
CN113295128A (en) * | 2021-05-08 | 2021-08-24 | 青岛农业大学 | Multi-terrain tree breast-height crown width measuring device and measuring method |
CN113295128B (en) * | 2021-05-08 | 2022-11-11 | 青岛农业大学 | Multi-terrain tree breast-height diameter crown width measuring device and measuring method |
CN114322893A (en) * | 2021-12-17 | 2022-04-12 | 广西壮族自治区国有七坡林场 | Remote real-time measuring device for tree breast-height diameter |
CN114322893B (en) * | 2021-12-17 | 2023-07-28 | 广西壮族自治区国有七坡林场 | Tree breast diameter remote real-time measurement device |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110836627A (en) | Arbor breast-height diameter measuring device and measuring method thereof | |
CN201318930Y (en) | Simple measurer | |
CN208671871U (en) | A kind of novel potting plant height measuring device | |
CN102072695B (en) | Measuring device and measuring method for tree | |
CN201876221U (en) | Tree measuring device | |
CN211954161U (en) | Measuring device for building engineering management | |
CN113739888A (en) | Sheep full-automatic weight and body ruler determination device and determination system thereof | |
CN2287169Y (en) | Three dimension coordinate sampling device for arc dam | |
CN204882907U (en) | Dual -purpose test instrument of wind -force wind direction | |
CN217275889U (en) | Measuring device for forestry investigation planning design | |
CN211552676U (en) | Portable tree diameter measuring device | |
CN113295128B (en) | Multi-terrain tree breast-height diameter crown width measuring device and measuring method | |
CN214620987U (en) | Agriculture and forestry are with planting tree hole measuring device | |
CN211826036U (en) | Be used for gardens soil check out test set | |
CN204115628U (en) | Column diameter and height rapid measurement device | |
CN207946043U (en) | A kind of corn plants height measurement device | |
CN210128682U (en) | Tree diameter measuring device | |
CN221147450U (en) | Device for measuring ground diameter and seedling height | |
CN220104102U (en) | Crown width measuring device | |
CN220103953U (en) | Tomato growth index measuring device | |
CN220818823U (en) | Tree breast diameter measurer | |
CN214372632U (en) | Portable nursery stock growth monitoring devices | |
CN219551386U (en) | Multifunctional tree breast diameter ruler | |
CN106043697B (en) | A kind of measurement device and its assay method of primary productibility of grassland | |
CN218097490U (en) | Apple is planted with supplementary distance device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200225 |