CN214039793U

CN214039793U - Height measurement sample thief for forestry

Info

Publication number: CN214039793U
Application number: CN202022472217.6U
Authority: CN
Inventors: 王心仪; 其他发明人请求不公开姓名
Original assignee: Shandong University of Science and Technology
Current assignee: Shandong University of Science and Technology
Priority date: 2020-10-31
Filing date: 2020-10-31
Publication date: 2021-08-24
Anticipated expiration: 2030-10-31

Abstract

The utility model discloses a height measuring sampler for forestry in the technical field of forestry, which comprises a limit column, a first measuring rod and a second measuring rod, wherein the bottom of the limit column is fixedly connected with the inner ring of a fixing ring, the outer ring of the fixing ring is fixedly connected with one end of the fixing shaft, the inner side of the fixing shaft is rotationally connected with a fixed block through a rotating rod and resistance, the fixed block is installed and then fixed at the top of the fixing rod, the bottom of the fixing rod is provided with a fixing head, the fixing head is provided with a rotating groove, the rotating groove is rotationally connected with the inner side of a protective cover, the inner walls at the two ends of the limit column are fixedly connected with one end of a telescopic rod, and the telescopic rod is provided with a spring. And the condition that workers are burdened with risks and climb to the tree to measure or sample can be avoided.

Description

Height measurement sample thief for forestry

Technical Field

The utility model relates to a forestry technical field specifically is a height measurement sample thief for forestry.

Background

Forestry, which is a production department that protects the ecological environment to maintain ecological balance, cultivates and protects forests to obtain woods and other forest products, and utilizes the natural characteristics of the forests to play a role in protection, is one of the important components of national economy, is used in the human and biosphere to cultivate, protect and utilize forest resources through advanced scientific technology and management means, fully exerts various benefits of the forests, can continuously manage forest resources, and promotes the fundamental industry and social public welfare of the coordinated development of population, economy, society, environment and resources.

The tree height is a main factor of the forest stand, is not only an index of the number of the forest stand, but also an index of the quality of the forest stand, is the most important measurement factor in forest investigation and operation, is usually used for calculating relevant important variables such as standing timber volume, standing index, forest growth and the like, but generally, when the trees are measured in a high position or sampled, workers need to climb the trees for measurement, so that deviation can occur during measurement, and the trees are very dangerous.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a height finding sample thief for forestry to solve the problem that proposes in the above-mentioned background art, but general trees need the staff to climb to the tree when higher measurement or sampling and measure, can appear the deviation like this when measuring, and danger very.

In order to achieve the above object, the utility model provides a following technical scheme: a height measuring sampler for forestry comprises a limiting column, a first measuring rod and a second measuring rod, wherein the bottom of the limiting column is fixedly connected with an inner ring of a fixing ring, an outer ring of the fixing ring is fixedly connected with one end of a fixing shaft, the inner side of the fixing shaft is rotationally connected with the fixed block through a rotating rod in a resistance manner, the fixed block is installed and then fixed at the top of the fixing rod, a fixing head is installed at the bottom of the fixing rod, a rotating groove is formed in the fixing head and rotationally connected with the inner side of a protective cover, the inner walls of the two ends of the limiting column are fixedly connected with one end of a telescopic rod, a spring is arranged on the telescopic rod, the other end of the spring is connected with one end of a limiting plate, the limiting plate is arranged at the other end of the telescopic rod, the other end of the limiting plate is fixedly connected with one end of a limiting block, the limiting block is slidably connected with the inner part of the limiting groove, the limiting groove is arranged at the two ends of the inner side of the first measuring rod, the inside slide that is provided with of spacing post, the inside slide with slide bar sliding connection of slide, slide bar one end is extended slide one end and limiting plate one end fixed connection, the slide bar other end is extended the slide other end and is followed a board one end fixed connection, the axis of rotation is installed to spacing post inner wall, axis of rotation one end and kelly one end fixed connection, the axis of rotation other end and depression bar fixed connection, spacing capital portion and fixing device bottom fixed connection, the inboard one end of fixing device is provided with the threaded rod, the thread groove has been seted up to one side of fixing device, the thread inslot portion is rotated with threaded rod one end and is connected, the threaded rod other end with turn the cap fixed and be connected.

As a further aspect of the present invention: the top of the first measuring rod is provided with a clamping groove, the clamping groove is internally inserted into and connected with a clamping block, and the clamping block is arranged at the bottom of the saw teeth, so that the saw teeth can be arranged at the top of the first measuring rod to collect trees.

As a further aspect of the present invention: the utility model discloses a measuring instrument, including first measuring stick, connector, second measuring stick, first measuring stick bottom is provided with first connecting groove, the connector is installed at the second measuring stick top, second measuring stick bottom is provided with the second connecting groove, can rotate with first connecting groove through the connector like this and be connected, links together second measuring stick and first measuring stick.

As a further aspect of the present invention: the external diameter size of connector matches each other with the internal diameter size of first spread groove, second spread groove, can connect inside first spread groove and second spread groove through the connector like this, thereby lets thereby a plurality of second measuring sticks realize sufficient concatenation increase overall length according to actual conditions.

As a further aspect of the present invention: the rotating shaft is provided with a torsion spring, so that the rotating shaft can be reset through the resilience of the torsion spring.

As a further aspect of the present invention: the first measuring rod and the second measuring rod are provided with scales, so that the result of measuring the height can be obtained through the scales.

As a further aspect of the present invention: the distance from the limiting plate to the clamping rod is larger than the distance from the top of the limiting block to the notch of the limiting groove, so that when the limiting plate is pulled to the clamping rod, the limiting block can be completely separated from the limiting groove.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses in, through dead lever and fixed head cooperation realizing the holistic fixed of device, the spacing position of first measuring stick and second measuring stick of restricting of the spacing post of rethread, let first measuring stick and second measuring stick remain stable and rise, the position fixation of first measuring stick and second measuring stick is realized to rethread fixing device, the measurement of trees height is realized to the scale above rethread first measuring stick and the cooperation of a plurality of second measuring sticks, the draw-in groove at rethread first measuring stick top is inserted each other with the fixture block of rack bottom and is established the sample thief that forms a height-adjusting, in this way when measuring or gathering trees, can accomplish the operation below trees through this device, not only measure the accuracy, can avoid the staff to undertake the risk again and scramble and measure or sample on the trees.

Drawings

FIG. 1 is a schematic view of the overall cross-sectional structure of a height measuring sampler for forestry of the present invention;

fig. 2 is an enlarged schematic structural diagram of a position a in fig. 1 of the height measuring sampler for forestry of the present invention;

fig. 3 is a schematic view of the overall structure of the first measuring rod and the second measuring rod of the height measuring sampler for forestry of the present invention;

figure 4 is the utility model relates to a forestry is with first measuring stick of height finding sample thief and the whole section structure sketch map of second measuring stick.

In the figure: 1. a limiting column; 2. a first measuring rod; 3. a second measuring rod; 4. a fixing ring; 5. a fixed shaft; 6. a rotating rod; 7. A fixed block; 8. fixing the rod; 9. a fixed head; 10. a rotating groove; 11. a protective cover; 12. a telescopic rod; 13. a spring; 14. A limiting plate; 15. a limiting block; 16. a limiting groove; 17. a slideway; 18. a slide bar; 19. a baffle plate; 20. a rotating shaft; 21. A clamping rod; 22. a pressure lever; 23. a fixing device; 24. a thread groove; 25. a threaded rod; 26. turning the cap; 27. a card slot; 28. A clamping block; 29. saw teeth; 30. a first connecting groove; 31. a connector; 32. a second connecting groove.

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.

Referring to fig. 1-4, in the embodiment of the present invention, a height measuring sampler for forestry comprises a position-limiting column 1, a first measuring rod 2, a second measuring rod 3, wherein the bottom of the position-limiting column 1 is fixedly connected with the inner ring of a fixing ring 4, the outer ring of the fixing ring 4 is fixedly connected with one end of a fixing shaft 5, the inner side of the fixing shaft 5 is connected with a fixing block 7 through a rotating rod 6 in a resistance rotation manner, the fixing block 7 is installed and fixed at the top of a fixing rod 8, the bottom of the fixing rod 8 is provided with a fixing head 9, the fixing head 9 is provided with a rotating groove 10, the rotating groove 10 is rotatably connected with the inner side of a protective cover 11, the inner walls at the two ends of the position-limiting column 1 are fixedly connected with one end of a telescopic rod 12, the telescopic rod 12 is provided with a spring 13, the other end of the spring 13 is connected with one end of a position-limiting plate 14, the position-limiting plate 14 is arranged at the other end of the telescopic rod 12, the other end of the position-limiting plate is fixedly connected with one end of a position-limiting block 15, the position-limiting groove 16 is slidably connected with the position-limiting groove, spacing groove 16 sets up at the inboard both ends of first measuring stick 2, the inside slide 17 that is provided with of spacing post 1, slide 17 inside and slide bar 18 sliding connection, slide bar 18 one end is extended slide 17 one end and 14 one end fixed connection of limiting plate, the slide bar 18 other end is extended the slide 17 other end and is 19 one end fixed connection of baffle, axis of rotation 20 is installed to spacing post 1 inner wall, axis of rotation 20 one end and kelly 21 one end fixed connection, the axis of rotation 20 other end and depression bar 22 fixed connection, spacing post 1 top and fixing device 23 bottom fixed connection, the inboard one end of fixing device 23 is provided with threaded rod 25, threaded groove 24 has been seted up to one side of fixing device 23, threaded groove 24 is inside to be connected with threaded rod 25 one end rotation, the threaded rod 25 other end is connected with the turncap 26 is fixed.

The top of the first measuring rod 2 is provided with a clamping groove 27, the inside of the clamping groove 27 is connected with a clamping block 28 in an inserting mode, and the clamping block 28 is arranged at the bottom of the sawtooth 29, so that the sawtooth 29 can be arranged at the top of the first measuring rod 2 to collect trees; the bottom of the first measuring rod 2 is provided with a first connecting groove 30, the top of the second measuring rod 3 is provided with a connector 31, and the bottom of the second measuring rod 3 is provided with a second connecting groove 32, so that the second measuring rod 3 and the first measuring rod 2 can be connected together by rotatably connecting the connector 31 and the first connecting groove 30; the outer diameter of the connector 31 is matched with the inner diameter of the first connecting groove 30 and the second connecting groove 32, so that the connector 31 can be connected inside the first connecting groove 30 and the second connecting groove 32 to enable the second measuring rods 3 to be spliced at one foot according to actual conditions, and the overall length is increased; the rotating shaft 20 is provided with a torsion spring, so that the rotating shaft 20 can be reset through the resilience of the torsion spring; scales are arranged on the first measuring rod 2 and the second measuring rod 3, so that the result of measuring the height can be obtained through the scales; the distance from the limiting plate 14 to the clamping rod 21 is greater than the distance from the top of the limiting block 15 to the notch of the limiting groove 16, so that when the limiting plate 14 is pulled to be clamped on the clamping rod 21, the limiting block 15 can be completely separated from the limiting groove 16.

The utility model discloses a theory of operation is: when the utility model is used, the device is firstly placed under a tree to be measured, the fixing head 9 is inserted into the soil to fix the whole device, then the first measuring rod 2 is inserted from the upper part of the opening of the limit post 1 until the bottom is inserted, then the connector 31 at the top of the second measuring rod 3 is aligned with the inner part of the first connecting groove 30 at the bottom of the first measuring rod 2 to be rotatably connected, so that the second measuring rod 3 is connected with the first measuring rod 2, then a plurality of second measuring rods 3 are rotatably connected with the second connecting groove 32 at the bottom through the top connector 31 according to the actual height of the tree to be spliced until the position is matched with the actual height of the tree, finally the threaded rod 25 in the threaded groove 24 is rotated through the rotating cap 26, the threaded rod 25 rotates clockwise and moves forwards to abut against the second measuring rod 3 in the fixing device 23, the whole position of the second measuring rod 3 is fixed, the pressure rod 22 is pressed down, the pressure rod 22 drives the rotating shaft 20 to rotate, the clamping rod 21 connected with the other end is taken up by the rotating shaft 20, the limiting plate 14 is loosened by the clamping rod 21, the telescopic rod 12 connected with one end of the limiting plate 14 is rebounded by the spring 13 to extend forwards, the limiting plate 14 is pushed forwards by the telescopic rod 12 so as to push the limiting block 15 connected with the other end into the limiting groove 16 to realize whole limiting, the position of the second measuring rod 3 is doubly fixed, the whole height value of the tree can be obtained according to the sum of scales on each section of the second measuring rod 3, if a tree sample needs to be collected in later stage, the saw teeth 29 are installed into the clamping grooves 27 on the top of the first measuring rod 2 through the bottom clamping blocks 28 to saw off branches needing to be collected, therefore, when the tree is measured or collected, the operation can be completed through the device below the tree, not only measure accurately, can avoid the staff to undertake the risk again and climb to the tree and measure or sample.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a height finding sample thief for forestry, includes spacing post (1), first measuring stick (2), second measuring stick (3), its characterized in that: the bottom of the limiting column (1) is fixedly connected with the inner ring of the fixing ring (4), the outer ring of the fixing ring (4) is fixedly connected with one end of the fixing shaft (5), the inner side of the fixing shaft (5) is rotatably connected with the fixing block (7) through a rotating rod (6), the fixing block (7) is installed at the top of the fixing rod (8), a fixing head (9) is installed at the bottom of the fixing rod (8), a rotating groove (10) is formed in the fixing head (9), the rotating groove (10) is rotatably connected with the inner side of a protective cover (11), the inner walls of the two ends of the limiting column (1) are fixedly connected with one end of a telescopic rod (12), a spring (13) is arranged on the telescopic rod (12), the other end of the spring (13) is connected with one end of a limiting plate (14), the limiting plate (14) is arranged at the other end of the telescopic rod (12), the other end of the limiting plate (14) is fixedly connected with one end of a limiting block (15), the limiting block (15) is connected with the limiting groove (16) in an internal sliding manner, the limiting groove (16) is arranged at the two ends of the inner side of the first measuring rod (2), a slide way (17) is arranged inside the limiting column (1), the slide way (17) is connected with a slide rod (18) in a sliding manner, one end of the slide rod (18) extends out of one end of the slide way (17) and is fixedly connected with one end of a limiting plate (14), the other end of the slide rod (18) extends out of the other end of the slide way (17) and is fixedly connected with one end of a baffle (19), a rotating shaft (20) is installed on the inner wall of the limiting column (1), one end of the rotating shaft (20) is fixedly connected with one end of a clamping rod (21), the other end of the rotating shaft (20) is fixedly connected with a pressing rod (22), the top of the limiting column (1) is fixedly connected with the bottom of a fixing device (23), and a threaded rod (25) is arranged at one end of the inner side of the fixing device (23), a thread groove (24) is formed in one side of the fixing device (23), the inner portion of the thread groove (24) is rotatably connected with one end of a threaded rod (25), and the other end of the threaded rod (25) is fixedly connected with a rotating cap (26).

2. A forestry height measuring sampler according to claim 1, characterized in that: the top of the first measuring rod (2) is provided with a clamping groove (27), the inside of the clamping groove (27) is connected with a clamping block (28) in an inserting mode, and the clamping block (28) is arranged at the bottom of the sawtooth (29).

3. A forestry height measuring sampler according to claim 1, characterized in that: first connecting groove (30) are provided with in first measuring stick (2) bottom, connector (31) are installed at second measuring stick (3) top, second connecting groove (32) are provided with in second measuring stick (3) bottom.

4. A forestry height measuring sampler according to claim 3, characterized in that: the outer diameter of the connecting head (31) is matched with the inner diameter of the first connecting groove (30) and the second connecting groove (32).

5. A forestry height measuring sampler according to claim 1, characterized in that: and a torsion spring is arranged on the rotating shaft (20).

6. A forestry height measuring sampler according to claim 1, characterized in that: scales are arranged on the first measuring rod (2) and the second measuring rod (3).

7. A forestry height measuring sampler according to claim 1, characterized in that: the distance from the limiting plate (14) to the clamping rod (21) is greater than the distance from the top of the limiting block (15) to the notch of the limiting groove (16).