CN109737852A - Plant tree breast diameter survey device - Google Patents
Plant tree breast diameter survey device Download PDFInfo
- Publication number
- CN109737852A CN109737852A CN201910131811.8A CN201910131811A CN109737852A CN 109737852 A CN109737852 A CN 109737852A CN 201910131811 A CN201910131811 A CN 201910131811A CN 109737852 A CN109737852 A CN 109737852A
- Authority
- CN
- China
- Prior art keywords
- infrared
- survey device
- slide bar
- plant
- movable plate
- 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
Landscapes
- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The invention discloses plant tree breast diameter survey devices, including fixed plate, fixed board ends inner part is not plugged with graduated scale and slide bar vertically, and graduated scale is vertical with the slide bar other end to be plugged on the inside of mobile board ends, quadrangle measured zone is formed, fixed plate and mobile board ends are respectively equipped with elastic bolt.By not being plugged with graduated scale and slide bar vertically in fixed board ends inner part, graduated scale is vertical with the slide bar other end to be plugged on the inside of mobile board ends, quadrangle measured zone is formed, for measuring the plant diameter of a cross-section of a tree trunk 1.3 meters above the ground, the graduated scale of setting, the plant diameter of a cross-section of a tree trunk 1.3 meters above the ground can more intuitively be shown, fixed plate and mobile board ends are respectively equipped with elastic bolt, by adjusting elasticity, movable plate are enable to move up and down, to adjust measurement distance, make to measure more convenient.
Description
Technical field
The invention belongs to field of environmental technology, and in particular to plant tree breast diameter survey device.
Background technique
In forest inventory investigation, the measurement of tree-walk is a very important content.In the world it has been generally acknowledged that trunk 4.5
Closest to the true diameter value of trees, the country is mostly the diameter of foot (about 1.37m) eminence when measuring higher diameter
Then the position that 1.3m is estimated by the experience of operator calculates the diameter value of trees with the perimeter of tape measure trees,
Or it encloses ruler using being equal to π times of diameter Relationship by circumference and portraying as tape measure calibrating for scale on ruler and directly reads trees
Diameter value, operation process need it is artificial read, record measurement data and data handled, measuring speed is slow, labour
Intensity is big, and is not easy to statistics and management to data.The non-cpntact measurement energy of tree-walk is carried out using the method for machine vision
The deficiency for enough making up traditional measurement method, is increasingly taken seriously at present.
Summary of the invention
The purpose of the present invention is to provide plant tree breast diameter survey device, have that measurement is convenient, measurement accuracy is high, can be to not advising
Then the plant diameter of a cross-section of a tree trunk 1.3 meters above the ground under shape carries out the advantages of multi-faceted measurement.
The technical solution that the present invention is taken to achieve the above object are as follows: plant tree breast diameter survey device, including fixed plate, Gu
It is respectively perpendicular inside fixed board both ends and is plugged with graduated scale and slide bar, graduated scale is vertical with the slide bar other end to be plugged in mobile board ends
Inside, forms quadrangle measured zone, and fixed plate and mobile board ends are respectively equipped with elastic bolt.By inside fixed board ends
It is respectively perpendicular and is plugged with graduated scale and slide bar, graduated scale is vertical with the slide bar other end to be plugged on the inside of mobile board ends, forms four
Side shape measured zone, for measuring the plant diameter of a cross-section of a tree trunk 1.3 meters above the ground, the graduated scale of setting can more intuitively show the plant diameter of a cross-section of a tree trunk 1.3 meters above the ground, fixed
Plate and mobile board ends are respectively equipped with elastic bolt, by adjusting elasticity, movable plate are enable to move up and down, thus adjust measurement away from
From making to measure more convenient.
Preferably, movable plate can be such that movable plate rotates around one end, movable plate lower end surface by adjusting the elastic bolt in both ends
Cleaning knife is installed.Movable plate can be made to rotate around one end by adjusting the elastic bolt in both ends in movable plate, facilitate and plant band measurement
The object diameter of a cross-section of a tree trunk 1.3 meters above the ground is placed in measurement in quadrangle measured zone, and movable plate lower end surface is equipped with cleaning knife, for plant chest to be measured
The miscellaneous branch at diameter position is cleared up, to improve accuracy of measurement.
Preferably, being respectively equipped with levelling line and air level inside fixed plate and movable plate upper surface.By in fixed plate
It is respectively equipped with levelling line and air level with inside movable plate upper surface, whether is in horizontal in measurement for measuring whole device
State, the height and angle by mobile fixed plate and movable plate are more accurate on levelling line, making to measure to adjust air level,
Reduce error.
Preferably, fixed device is also equipped in fixed plate, fixed device, including fixed link, fixed link both ends difference
It is vertically connected with connecting rod, connecting rod inner and outer ends are respectively equipped with fixed block and bolt, are equipped with adjusting rod in the middle part of fixed link, adjust
Bar inner and outer ends are respectively equipped with locating piece and adjuster.Fixed link both ends, which are respectively perpendicular, is connected with connecting rod, two inside and outside connecting rod
End is respectively equipped with fixed block and bolt, by adjusting bolt, so that the fixed block in connecting rod is fixed on plant surface, prevents from measuring
In measurement, device shifts device, forms error, is equipped with adjusting rod in the middle part of fixed link, adjusting rod inner and outer ends are set respectively
There are locating piece and adjuster, the adjusting of adjuster makes the locating piece on adjusting rod be capable of fixing plant diameter of a cross-section of a tree trunk 1.3 meters above the ground position from fixed link
Nearest one end while increase measurement is stablized, also makes device measurement more accurate.
Preferably, graduated scale is equipped with display panel, display panel is equipped with data link.Graduated scale is equipped with display
Disk, for the plant diameter of a cross-section of a tree trunk 1.3 meters above the ground measured by more intuitive display graduated scale, the data link that display panel is equipped with, for that will carve
Diameter of a cross-section of a tree trunk 1.3 meters above the ground size measured by degree ruler, which is transmitted in infrared reader, carries out comparing.
Preferably, being equipped with infrared survey device on slide bar, the infrared reader of infrared survey device and slide bar side is infrared
The angle scale for being installed on slide bar side edge is additionally provided with immediately below measuring appliance.Infrared survey device is installed, for plant on slide bar
Infrared survey is carried out, measurement means is increased, makes to measure more accurate, the infrared reader of infrared survey device and slide bar side,
For showing comparison data measured by data and graduated scale that infrared survey obtains, increase that device is multi-faceted, more means are surveyed
Amount approach keeps error when measurement minimum.
Preferably, infrared survey device, including the second infrared transmitter, it is infrared that the second infrared transmitter side is equipped with first
Transmitter, the first infrared transmitter, the second infrared transmitter respectively be set to infrared reader on the first infrared switch, second
Infrared switch is correspondingly arranged.The second infrared transmitter being arranged, for measure respectively obtain infrared survey device apart from plant most
Short distance L, the second infrared transmitter side is equipped with the first infrared transmitter, tangent for forming infrared ray with plant surface
Line, meanwhile, it is installed on the angle scale of slide bar side edge by being additionally provided with below infrared survey device, measures angle b, due to, sinb=
R/R+L, diameter of a cross-section of a tree trunk 1.3 meters above the ground D=2R=2sinbR+L, and resulting diameter value will be calculated and be shown on infrared reader, it is obtained by infrared survey
Measurement data and graduated scale it is measured obtain data comparison, obtain gauger measured under plant different direction
Diameter of a cross-section of a tree trunk 1.3 meters above the ground diameter, increases measurement accuracy, avoids the bad measurement of the plant diameter of a cross-section of a tree trunk 1.3 meters above the ground under irregular shape and measures inaccurate ask
Topic, the first infrared switch and the second infrared switch of setting, for being separately turned on and closing the first infrared transmitter, second infrared
Transmitter.
Preferably, the first infrared emission adjustment disk, the second infrared emission adjustment disk are further respectively had on infrared reader,
For adjusting the first infrared transmitter, the second infrared transmitter respectively.The first infrared emission is further respectively had on infrared reader
Adjustment disk, the second infrared emission adjustment disk increase the practicability of device convenient for manually adjusting infrared transmitter launch angle.
Compared with prior art, the invention has the benefit that being respectively equipped with inside fixed plate and movable plate upper surface
Whether levelling line and air level are in horizontality in measurement for measuring whole device, make to measure more accurate, reduction mistake
Difference；Graduated scale is equipped with display panel, for the plant diameter of a cross-section of a tree trunk 1.3 meters above the ground measured by more intuitive display graduated scale, what display panel was equipped with
Data link carries out comparing for diameter of a cross-section of a tree trunk 1.3 meters above the ground size measured by graduated scale to be transmitted in infrared reader；It is equipped with
Infrared survey device, for plant carry out infrared survey, increase measurement means, make to measure it is more accurate, infrared survey device with
The infrared reader of slide bar side, for show infrared survey obtain data and graduated scale measured by comparison data, make to survey
Amount person can obtain under plant different direction measured diameter of a cross-section of a tree trunk 1.3 meters above the ground diameter, increase that device is multi-faceted, more means measurement approach, make
Error when measurement is minimum；Graduated scale and slide bar are not plugged with vertically in fixed board ends inner part, and graduated scale is another with slide bar
End is vertically plugged on the inside of mobile board ends, forms quadrangle measured zone, for measuring the plant diameter of a cross-section of a tree trunk 1.3 meters above the ground, the graduated scale of setting,
The plant diameter of a cross-section of a tree trunk 1.3 meters above the ground can be more intuitively shown, fixed plate and mobile board ends are respectively equipped with elastic bolt, by adjusting elasticity, make
Movable plate can move up and down, to adjust measurement distance, make to measure more convenient, suitable large-scale promotion.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the connection schematic diagram for clearing up knife；
Fig. 3 is the structural schematic diagram of slide bar；
Fig. 4 is the top view of infrared reader；
Fig. 5 is the structural schematic diagram of fixed device；
Fig. 6 is the operation schematic diagram of infrared transmitter.
Description of symbols: 1 fixed plate；2 elastic bolts；3 slide bars；4 infrared transmitters；41 first infrared transmitters；42
Two infrared transmitters；5 angle scales；6 infrared readers；61 first infrared switches；62 second infrared switches；611 first infrared hairs
Penetrate adjustment disk；622 second infrared emission adjustment disks；7 movable plates；8 graduated scales；9 display panels；91 data links；10 fixed links；
11 locating pieces；12 adjusting rods；13 adjusters；14 bolts；15 connecting rods；16 fixed blocks；17 levellings line；18 air levels；19 cleanings
Knife；20 fixed devices.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
In the description of the present invention, it is to be understood that, term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For the convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning must have specific side
Position is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.
Embodiment 1:
Referring to shown in Fig. 1-6, plant tree breast diameter survey device, including fixed plate 1 is respectively perpendicular inside 1 both ends of fixed plate and is plugged with
Graduated scale 8 and slide bar 3, graduated scale 8 is vertical with 3 other end of slide bar to be plugged on the inside of 7 both ends of movable plate, forms quadrangle measurement zone
Domain, fixed plate 1 and 7 both ends of movable plate are respectively equipped with elastic bolt 2.By not being plugged with scale vertically in fixed board ends inner part
Ruler and slide bar, graduated scale is vertical with the slide bar other end to be plugged on the inside of mobile board ends, quadrangle measured zone is formed, for surveying
The plant diameter of a cross-section of a tree trunk 1.3 meters above the ground is measured, the graduated scale of setting can more intuitively show the plant diameter of a cross-section of a tree trunk 1.3 meters above the ground, and fixed plate is set respectively with mobile board ends
There is elastic bolt, by adjusting elasticity, movable plate is enable to move up and down, to adjust measurement distance, makes to measure more convenient.
Movable plate 7 can be such that movable plate 7 rotates around one end by adjusting the elastic bolt 2 in both ends, the installation of 7 lower end surface of movable plate
There is cleaning knife 19.Movable plate can be made to rotate around one end by adjusting the elastic bolt in both ends in movable plate, facilitate and band is measured into plant
The diameter of a cross-section of a tree trunk 1.3 meters above the ground is placed in measurement in quadrangle measured zone, and movable plate lower end surface is equipped with cleaning knife, for the plant diameter of a cross-section of a tree trunk 1.3 meters above the ground to be measured
The miscellaneous branch at position is cleared up, to improve accuracy of measurement.
Levelling line 17 and air level 18 are respectively equipped with inside fixed plate 1 and 7 upper surface of movable plate.By in fixed plate and shifting
Movable plate is respectively equipped with levelling line and air level inside upper surface, whether is in horizontal in measurement for measuring whole device
State, the height and angle by mobile fixed plate and movable plate are more accurate on levelling line, making to measure to adjust air level, subtract
Few error.
Fixed device 20, fixed device 20, including fixed link 10,10 both ends of fixed link difference are also equipped in fixed plate 1
It is vertically connected with connecting rod 15,15 inner and outer ends of connecting rod are respectively equipped with fixed block 16 and bolt 14, are equipped in the middle part of fixed link 10
Adjusting rod 12,12 inner and outer ends of adjusting rod are respectively equipped with locating piece 11 and adjuster 13.Fixed link both ends, which are respectively perpendicular, to be connected with
Connecting rod, connecting rod inner and outer ends are respectively equipped with fixed block and bolt, by adjusting bolt, fix the fixed block in connecting rod
In plant surface, prevent measuring device in measurement, device shifts, and forms error, is equipped with adjusting rod in the middle part of fixed link, adjusts
Pole inner and outer ends are respectively equipped with locating piece and adjuster, and the adjusting of adjuster makes the locating piece on adjusting rod be capable of fixing plant
Object diameter of a cross-section of a tree trunk 1.3 meters above the ground position one end nearest from fixed link while increase measurement is stablized, also makes device measurement more accurate.
Graduated scale 8 is equipped with display panel 9, and display panel 9 is equipped with data link 91.Graduated scale is equipped with display panel, uses
The plant diameter of a cross-section of a tree trunk 1.3 meters above the ground measured by more intuitive display graduated scale, the data link that display panel is equipped with are used for graduated scale
Measured diameter of a cross-section of a tree trunk 1.3 meters above the ground size, which is transmitted in infrared reader, carries out comparing.
Infrared survey device 4, the infrared reader 6 of infrared survey device 4 and 3 side of slide bar, infrared survey are installed on slide bar 3
The angle scale 5 for being installed on 3 side edge of slide bar is additionally provided with immediately below device 4.Infrared survey device is installed on slide bar, for plant into
Row infrared survey, increases measurement means, makes to measure more accurate, the infrared reader of infrared survey device and slide bar side, uses
Comparison data measured by the data and graduated scale obtained in display infrared survey, increases that device is multi-faceted, the measurement of more means
Approach keeps error when measurement minimum.
Infrared survey device 4, including the second infrared transmitter 42,42 side of the second infrared transmitter are equipped with the first infrared emission
Device 41, the first infrared transmitter 41, the second infrared transmitter 42 respectively be set to infrared reader 6 on the first infrared switch
61, the second infrared switch 62 is correspondingly arranged.The second infrared transmitter being arranged obtains infrared survey device distance for measurement respectively
The shortest distance L of plant, the second infrared transmitter side are equipped with the first infrared transmitter, are used for infrared ray and plant surface shape
At phase tangent line, meanwhile, it is installed on the angle scale of slide bar side edge by being additionally provided with below infrared survey device, measures angle b, by
In, sinb=R/R+L, diameter of a cross-section of a tree trunk 1.3 meters above the ground D=2R=2sinbR+L, and resulting diameter value will be calculated and be shown on infrared reader, by red
The measurement data and graduated scale that external pelivimetry obtains are measured to obtain data comparison, obtains gauger under plant different direction
Measured diameter of a cross-section of a tree trunk 1.3 meters above the ground diameter, increases measurement accuracy, avoids the bad measurement of the plant diameter of a cross-section of a tree trunk 1.3 meters above the ground and measurement under irregular shape
Inaccurate problem, the first infrared switch and the second infrared switch of setting, for be separately turned on and close the first infrared transmitter,
Second infrared transmitter.
The first infrared emission adjustment disk 611, the second infrared emission adjustment disk 622 are further respectively had on infrared reader 6, are used
In adjusting the first infrared transmitter 41, the second infrared transmitter 42 respectively.The first infrared hair is further respectively had on infrared reader
It penetrates adjustment disk, the second infrared emission adjustment disk and increases the practicability of device convenient for manually adjusting infrared transmitter launch angle.
Embodiment 2:
The working principle of plant tree breast diameter survey device of the present invention are as follows: in movable plate 7 by adjusting the elastic bolt 2 in both ends, make movable plate 7
It is rotated out of around one end, will be placed in quadrangle measured zone and measure with the measurement plant diameter of a cross-section of a tree trunk 1.3 meters above the ground, 7 lower end surface of movable plate is equipped with cleaning
Knife 19 is cleared up for the miscellaneous branch to plant diameter of a cross-section of a tree trunk 1.3 meters above the ground position to be measured, is consolidated by fixed device 20 to plant side
It is fixed, then movable plate 7 is rotated back to, and slide movable plate 7 in 8 upper end position of graduated scale, so that movable plate 7 is bonded the plant other side,
And the elastic bolt 2 in both ends is screwed, at this point, display panel 9 shows the plant diameter of a cross-section of a tree trunk 1.3 meters above the ground, and the data link 91 by being equipped with, for that will carve
Diameter of a cross-section of a tree trunk 1.3 meters above the ground size measured by degree ruler 8, which is transmitted in infrared reader 6, carries out comparing, passes through the first infrared switch 61 of setting
With the second infrared switch 62, it is separately turned on the first infrared transmitter 41, the second infrared transmitter 42, the second infrared transmitter 42 is used
Shortest distance L of the infrared survey device apart from plant is obtained in measurement, 42 side of the second infrared transmitter is equipped with the first infrared emission
Device 41, for infrared ray and plant surface to be formed phase tangent line, meanwhile, slide bar is installed on by being additionally provided with below infrared survey device
The angle scale 5 of side edge, measures angle b, due to, sinb=R/R+L, diameter of a cross-section of a tree trunk 1.3 meters above the ground D=2R=2sinbR+L, and will calculate resulting straight
Diameter value is shown on infrared reader 6, acquisition data pair measured by the measurement data and graduated scale 8 obtained by infrared survey
Than alloing gauger to obtain diameter of a cross-section of a tree trunk 1.3 meters above the ground diameter measured under plant different direction, increasing measurement accuracy, avoid irregular
The problem that the bad measurement of the plant diameter of a cross-section of a tree trunk 1.3 meters above the ground and measurement under shape are not allowed.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. plant tree breast diameter survey device, including fixed plate (1), it is respectively perpendicular inside fixed plate (1) both ends and is plugged with graduated scale (8)
With slide bar (3), it is characterised in that: the graduated scale (8) is vertical with slide bar (3) other end to be plugged on the inside of movable plate (7) both ends,
Quadrangle measured zone is formed, the fixed plate (1) and movable plate (7) both ends are respectively equipped with elastic bolt (2).
2. plant tree breast diameter survey device according to claim 1, it is characterised in that: the movable plate (7) can pass through tune
The whole elastic bolt in both ends (2), rotates movable plate (7) around one end, and movable plate (7) lower end surface is equipped with cleaning knife (19).
3. plant tree breast diameter survey device according to claim 1, it is characterised in that: the fixed plate (1) and movable plate (7)
Levelling line (17) and air level (18) are respectively equipped with inside upper surface.
4. plant tree breast diameter survey device according to claim 1, it is characterised in that: be also equipped on the fixed plate (1)
Fixed device (20), the fixed device (20), including fixed link (10), fixed link (10) both ends, which are respectively perpendicular, to be connected with
Connecting rod (15), connecting rod (15) inner and outer ends are respectively equipped with fixed block (16) and bolt (14), the fixed link (10)
Middle part is equipped with adjusting rod (12), and adjusting rod (12) inner and outer ends are respectively equipped with locating piece (11) and adjuster (13).
5. plant tree breast diameter survey device according to claim 1, it is characterised in that: the graduated scale (8) is equipped with display
Disk (9), the display panel (9) are equipped with data link (91).
6. plant tree breast diameter survey device according to claim 1, it is characterised in that: be equipped on the slide bar (3) infrared
Measuring appliance (4), the infrared reader (6) of the infrared survey device (4) and slide bar (3) side, the infrared survey device (4) just under
Side is additionally provided with the angle scale (5) for being installed on slide bar (3) side edge.
7. plant tree breast diameter survey device according to claim 6, it is characterised in that: the infrared survey device (4), including the
Two infrared transmitters (42), the second infrared transmitter (42) side are equipped with the first infrared transmitter (41), and described first is red
External transmitter (41), the second infrared transmitter (42) respectively with the first infrared switch (61) being set on infrared reader (6), the
Two infrared switches (62) are correspondingly arranged.
8. plant tree breast diameter survey device according to claim 1, it is characterised in that: also divide on the infrared reader (6)
Not She You the first infrared emission adjustment disk (611), the second infrared emission adjustment disk (622), for respectively adjust the first infrared hair
Emitter (41), the second infrared transmitter (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910131811.8A CN109737852A (en) | 2019-02-22 | 2019-02-22 | Plant tree breast diameter survey device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910131811.8A CN109737852A (en) | 2019-02-22 | 2019-02-22 | Plant tree breast diameter survey device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109737852A true CN109737852A (en) | 2019-05-10 |
Family
ID=66368043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910131811.8A Pending CN109737852A (en) | 2019-02-22 | 2019-02-22 | Plant tree breast diameter survey device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109737852A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111578865A (en) * | 2020-05-15 | 2020-08-25 | 浙江钰茂泽智能装备有限公司 | Appearance on-line detection and processing device for cylindrical object |
| CN113418433A (en) * | 2021-05-21 | 2021-09-21 | 浙江农林大学 | Device and method for measuring tree breast diameter by straight rod type geometric method |
| CN115493470A (en) * | 2022-11-16 | 2022-12-20 | 保定利道交通设施工程有限公司 | Quick measuring device of afforestation trees girth |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202004019186U1 (en) * | 2004-12-11 | 2005-04-07 | Liu Jinchen | Dendrometer for making measurements of plant organs has a sensor, and sensor frame with flexible mountings acting to hold the frame to at least one sensor contact point so that the it does not move away from the measurement object |
| CN202748016U (en) * | 2012-06-07 | 2013-02-20 | 四川聚友生态农业科技有限公司 | Pressure-spring-type monitoring device for monitoring changes in diameter of plant stem |
| CN202770427U (en) * | 2012-09-24 | 2013-03-06 | 北京林业大学 | Portable digital tree diameter detecting and recording device |
| WO2014019682A1 (en) * | 2012-07-30 | 2014-02-06 | Hochschule für angewandte Wissenschaft und Kunst (HAWK) Hildesheim | Apparatus for determining a diameter of a tree trunk |
| CN103604380A (en) * | 2013-11-28 | 2014-02-26 | 东北林业大学 | Tree breast-height diameter measuring method and portable tree breast-height diameter measuring system |
| CN204286252U (en) * | 2014-08-15 | 2015-04-22 | 王治富 | A kind of rotary folding type ruler |
| CN205679170U (en) * | 2016-06-08 | 2016-11-09 | 南通科技职业学院 | Tree breast-height diameter device |
-
2019
- 2019-02-22 CN CN201910131811.8A patent/CN109737852A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202004019186U1 (en) * | 2004-12-11 | 2005-04-07 | Liu Jinchen | Dendrometer for making measurements of plant organs has a sensor, and sensor frame with flexible mountings acting to hold the frame to at least one sensor contact point so that the it does not move away from the measurement object |
| CN202748016U (en) * | 2012-06-07 | 2013-02-20 | 四川聚友生态农业科技有限公司 | Pressure-spring-type monitoring device for monitoring changes in diameter of plant stem |
| WO2014019682A1 (en) * | 2012-07-30 | 2014-02-06 | Hochschule für angewandte Wissenschaft und Kunst (HAWK) Hildesheim | Apparatus for determining a diameter of a tree trunk |
| CN202770427U (en) * | 2012-09-24 | 2013-03-06 | 北京林业大学 | Portable digital tree diameter detecting and recording device |
| CN103604380A (en) * | 2013-11-28 | 2014-02-26 | 东北林业大学 | Tree breast-height diameter measuring method and portable tree breast-height diameter measuring system |
| CN204286252U (en) * | 2014-08-15 | 2015-04-22 | 王治富 | A kind of rotary folding type ruler |
| CN205679170U (en) * | 2016-06-08 | 2016-11-09 | 南通科技职业学院 | Tree breast-height diameter device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111578865A (en) * | 2020-05-15 | 2020-08-25 | 浙江钰茂泽智能装备有限公司 | Appearance on-line detection and processing device for cylindrical object |
| CN111578865B (en) * | 2020-05-15 | 2022-02-25 | 浙江钰茂泽智能装备有限公司 | Appearance on-line detection and processing device for cylindrical object |
| CN113418433A (en) * | 2021-05-21 | 2021-09-21 | 浙江农林大学 | Device and method for measuring tree breast diameter by straight rod type geometric method |
| CN115493470A (en) * | 2022-11-16 | 2022-12-20 | 保定利道交通设施工程有限公司 | Quick measuring device of afforestation trees girth |
| CN115493470B (en) * | 2022-11-16 | 2023-03-03 | 保定利道交通设施工程有限公司 | Quick measuring device of afforestation trees girth |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109737852A (en) | Plant tree breast diameter survey device | |
| CN103616014B (en) | The method of measurements and calculations forest stock volume parameter | |
| CN108592744A (en) | Afforestation survey tool | |
| CN103439265A (en) | Real-time monitoring method for growth characters of tea trees in intensive cultivation | |
| CN202634550U (en) | Plant image collection apparatus | |
| CN208270760U (en) | A kind of Portable measuring device for engineering survey | |
| CN106093960A (en) | A kind of karst plateau alpine terrain length of grade measuring method and measuring instrument | |
| CN202229732U (en) | Direct reading laser height-measuring instrument | |
| CN209279953U (en) | Tilting laser range finder | |
| CN103557838A (en) | Portable farmland slope measurement device and measurement method | |
| CN208606715U (en) | A kind of tree height measurement device of simple and efficient | |
| CN202033478U (en) | Very low frequency electromagnetic instrument with orthogonal antenna | |
| CN211740296U (en) | Sloping field soil and water conservation monitoring devices | |
| CN209181775U (en) | Ground fractures measuring device | |
| CN104266630A (en) | High-precision terrain measuring system | |
| CN206362359U (en) | Single goal method digital level calibrating installation | |
| CN208704591U (en) | A kind of elevator multifunctional detection ruler | |
| CN207882126U (en) | A kind of soil drifting field fixed point measurement device | |
| CN206787445U (en) | A kind of plant height measuring scale | |
| CN109373987A (en) | Positioning and directing super-station instrument | |
| CN205880222U (en) | Long measuring apparatu in karst plateau mountain area topography slope | |
| CN110095037A (en) | A kind of Costs in Metro Construction trees hat width measurement apparatus and method | |
| CN208937043U (en) | Positioning and directing super-station instrument | |
| CN103499333B (en) | Digital sextant | |
| CN208833924U (en) | Change measuring device to a kind of gravity measurement near region |
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 |
Application publication date: 20190510 |
|
| RJ01 | Rejection of invention patent application after publication |