CN215676978U

CN215676978U - Angle measuring tool for forest measurement

Info

Publication number: CN215676978U
Application number: CN202121913264.8U
Authority: CN
Inventors: 葛忠强; 陈俊强; 王清华; 梁燕; 王霞; 李永涛; 杜振宇
Original assignee: Shandong Academy of Forestry
Current assignee: Shandong Academy of Forestry
Priority date: 2021-08-16
Filing date: 2021-08-16
Publication date: 2022-01-28
Anticipated expiration: 2031-08-16

Abstract

The utility model discloses an angle measuring tool for forest measurement, which relates to the field of forest measurement equipment, and adopts the technical scheme that the angle measuring tool comprises a support and a rotary table arranged on the support, wherein the rotary table is connected with a tool body; a support plate is arranged at the upper end of the support, the rotary table is a universal table, the lower end of the rotary table is fixedly connected with the upper side surface of the support plate, and the upper part of the rotary table is connected with the tool body; the instrument body includes angular surveying chi, and angular surveying chi includes the fixed edge chi and moves the limit chi, and the fixed edge chi rotates through the pivot with the one end of moving the limit chi and is connected, and fixed edge chi and the chi body one side of moving the limit chi all are provided with the utensil of aiming at that is used for remote location. The utility model has the beneficial effects that: the device has simple structure, light whole weight and convenient carrying. And the device does not need to supply power when measuring and applying, and the improvement of the bracket frame part is also more suitable for the erection of complex terrains, so the whole device has better adaptability to the complex terrain environment which is probably oriented in the forest measurement work.

Description

Angle measuring tool for forest measurement

Technical Field

The utility model relates to the field of forest measuring equipment, in particular to an angle measuring tool for forest measuring.

Background

The main content of forest measurement work is statistics of trees in a forest, except for the number of the trees, the integral height of each tree, the height of a crown and the distance from a base point to a first branch point need to be counted, and the forest measurement is important work for recognizing, managing and managing a forest system.

At present, total stations, theodolites and the like are frequently used in forest surveying work, and the total stations and the theodolites are mainly used for measuring angles, and the total stations and the theodolites are relatively heavy in weight, have a plurality of cautions for use and are inconvenient. For forest measurement work, the walking distance of workers in the whole working process is extremely long, and a relatively complex learning process needs to be carried out when the total station and the theodolite are used, so that burden is brought to the workers.

SUMMERY OF THE UTILITY MODEL

In view of the above-described problems, the present invention provides an angle measuring tool for forest measurement that can more easily perform angle measurement work and is suitable for use in various environmental forests.

The technical scheme is that the tool comprises a support and a rotary table arranged on the support, wherein the rotary table is connected with a tool body;

a support plate is arranged at the upper end of the support, the rotary table is a universal table, the lower end of the rotary table is fixedly connected with the upper side surface of the support plate, and the upper part of the rotary table is connected with the tool body;

the instrument body includes angular surveying chi, angular surveying chi includes the fixed edge chi and moves the limit chi, the fixed edge chi rotates through the pivot with the one end of moving the limit chi and is connected, and the junction is provided with the locking knob, fixed edge chi and the chi body one side of moving the limit chi all are provided with the sight that is used for the remote location of aiming.

Preferably, the support is a tripod, the lower side surfaces of the support plates of the support are respectively and rotatably connected with a support leg, and the support legs are telescopic support legs;

every the stabilizer blade all includes upper portion foot and lower part foot, the top of upper portion foot with the extension board downside rotates to be connected, and the inside cavity that is provided with of upper portion foot, through the cavity with lower part foot sliding connection, logical groove has been seted up on the outer wall of upper portion foot, and lower part foot is towards one side threaded connection positioning bolt who leads to the groove, and positioning bolt passes logical groove and extends to logical groove outside.

Preferably, the bottom end of each lower foot is provided with a pressing plate, and one side edge of the pressing plate is hinged with the bottom end of the lower foot; and a plurality of contact pins are arranged on the lower side surface of the pressing plate.

Preferably, a plurality of friction strips are arranged on the upper side surface of the pressure plate.

Preferably, the turntable comprises a fixed block positioned at the bottom, the lower side surface of the fixed block is fixedly connected with the upper side surface of the support plate, the upper part of the fixed block is rotatably connected with a rotating block, and the upper part of the rotating block is hinged with the bearing platform;

the bearing table comprises a supporting rod hinged with the upper part of the rotating block, a table plate is fixedly arranged at the top end of the supporting rod, and the table plate is coaxially and rotatably connected with the rotating shafts of the fixed edge ruler and the movable edge ruler.

Preferably, each sight comprises two sight stars, and a space is reserved between the two sight stars.

Preferably, the outer side of one end of the fixed edge ruler connected with the movable edge ruler is fixedly connected with a handle.

The technical scheme provided by the embodiment of the utility model has the following beneficial effects: the device has simple structure, light whole weight and convenient carrying. And the device does not need to supply power when measuring and applying, and the improvement of the bracket frame part is also more suitable for the erection of complex terrains, so the whole device has better adaptability to the complex terrain environment which is probably oriented in the forest measurement work.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention.

Fig. 2 is a partially enlarged view a of fig. 1.

Wherein the reference numerals are: 1. a support; 11. a support plate; 12. a support leg; 13. a through groove; 14. positioning the bolt; 15. pressing a plate; 2. a turntable; 21. a fixed block; 22. rotating the block; 23. a bearing table; 3. a tool body; 31. fixing a side ruler; 32. moving a side ruler; 33. locking the knob; 34. a sighting device; 35. a handle.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. Of course, the specific embodiments described herein are merely illustrative of the utility model and are not intended to be limiting.

It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which are merely for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the utility model. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the utility model, the meaning of "a plurality" is two or more unless otherwise specified.

In the description of the utility model, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, e.g. as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.

Example 1

Referring to fig. 1, the utility model provides an angle measuring tool for forest measurement, which comprises a support 1 and a rotary table 2 arranged on the support 1, wherein the rotary table 2 is connected with a tool body 3;

the upper end of the bracket 1 is provided with a support plate 11, the rotary table 2 is a universal table, the lower end of the rotary table 2 is fixedly connected with the upper side surface of the support plate 11, and the upper part of the rotary table 2 is connected with the tool body 3;

the tool body 3 comprises an angle measuring scale, the angle measuring scale comprises a fixed edge scale 31 and a movable edge scale 32, one end of the fixed edge scale 31 and one end of the movable edge scale 32 are connected in a rotating mode through a rotating shaft, a locking knob 33 is arranged at the joint, and an aiming tool 34 used for remote aiming and positioning is arranged on one side of the fixed edge scale 31 and one side of the movable edge scale 32.

Digital display angular surveying chi is selected for use to the angular surveying chi, is provided with the display screen on the chi body of deckle edge chi 31, and digital display angular surveying chi is prior art, no longer gives unnecessary details here.

The support 1 is a tripod, the lower side surfaces of support plates 11 of the support 1 are respectively rotatably connected with a supporting leg 12, and the supporting legs 12 are telescopic supporting legs;

every stabilizer blade 12 all includes upper portion foot and lower part foot, and the top and the 11 downside of extension board of upper portion foot rotate to be connected, and the inside cavity that is provided with of upper portion foot through cavity and lower part foot sliding connection, has seted up logical groove 13 on the outer wall of upper portion foot, and the lower part foot is towards one side threaded connection positioning bolt 14 that leads to groove 13, and positioning bolt 14 passes and leads to groove 13 and extend to leading to the groove 13 outside.

The bottom end of each lower foot is provided with a pressing plate 15, and one side edge of each pressing plate 15 is hinged with the bottom end of the lower foot; the underside of the pressure plate 15 is provided with a number of pins 16.

The upper side of the pressure plate 15 is provided with a plurality of friction strips.

Because this device is applied to forest measurement, therefore the topography that probably faces has more uncertainty, through the telescopic tripod, itself can possess stronger ground adaptability. On the basis of a conventional tripod, the bottom end of the device is provided with a pressing plate 15 and a contact pin 16, when the device is used, after the basic use position of the bracket 1 is determined, the pressing plate 15 is treaded by feet, so that the contact pin 16 is inserted into the ground, and the bracket 1 is fixed. Because the pressure plate 15 is hinged with the lower foot of the support leg 12, the adjustability is larger according to the actual situation of the field, and the adaptability of the support 1 to the terrain is further improved.

Example 2

Referring to fig. 2, on the basis of example 1,

the turntable 2 comprises a fixed block 21 positioned at the bottom, the lower side surface of the fixed block 21 is fixedly connected with the upper side surface of the support plate 11, the upper part of the fixed block 21 is rotatably connected with a rotating block 22, and the upper part of the rotating block 22 is hinged with a bearing platform 23;

the bearing table 23 comprises a supporting rod hinged with the upper part of the rotating block 22, a table plate is fixedly arranged at the top end of the supporting rod, and the table plate is coaxially and rotatably connected with the rotating shafts of the fixed edge ruler 31 and the movable edge ruler 32.

The hinge joint of the support rod and the rotating block 22 is provided with a locking bolt.

The rotary table 2 is of a universal rotating structure, and in forest measurement work, because trees can grow under various conditions, the angle required to be measured can be related to the horizontal direction from the vertical direction, so that the rotary table 2 is adopted to control the tool body 3.

Example 3

Based on the above embodiment, each sight 34 includes two sight stars with a space therebetween.

Each sight 34 is provided with two sight stars, which can fix the direction and position of sight observation, and cannot change along with the change of sight of an observer, thereby ensuring that a parallel line is maintained between the sight and a ruler attached by the sight stars, and ensuring that the angle observed by the sight is equal to the angle measured by the protractor.

The outer side of one end of the fixed edge ruler 31 connected with the movable edge ruler 32 is fixedly connected with a handle 35. The handle 35 is connected to one side of the tool body 3, which is more convenient for the operator to operate the tool body 3.

The sight angles of the two sighting sights 34 are the same, and the heights of the sighting sights 34 on the fixed edge ruler 31 and the movable edge ruler 32 are the same, so that the sizes of the angle observed by the sight line of the sighting sights, the angle measured by the angle measuring ruler are the same. In actual design and manufacture, the distance between the two sight stars of each sight 34 does not need to be too large, and the manufacturing difficulty can be reduced.

When the device is used, firstly, the support 1 is erected at a measuring place, then the rotary table 2 is adjusted according to a target position to be measured, and a position suitable for the application of the tool body 3 is selected. The orientation angles of the fixed edge ruler 31 and the movable edge ruler 32 are respectively determined by combining the sight 34, and reading is carried out according to a display screen on the fixed edge ruler 31.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. An angle measuring tool for forest measurement is characterized by comprising a support (1) and a rotary table (2) arranged on the support (1), wherein the rotary table (2) is connected with a tool body (3);

a support plate (11) is arranged at the upper end of the support (1), the rotary table (2) is a universal table, the lower end of the rotary table (2) is fixedly connected with the upper side surface of the support plate (11), and the upper part of the rotary table (2) is connected with the tool body (3);

the instrument body (3) include angular surveying chi, angular surveying chi includes fixed limit chi (31) and moves limit chi (32), fixed limit chi (31) and the one end of moving limit chi (32) are rotated through the pivot and are connected, fixed limit chi (31) and the chi body one side of moving limit chi (32) all are provided with and are used for long-range sighting telescope (34) of aiming at the location.

2. The forest measuring angle measuring tool according to claim 1, wherein the support (1) is a tripod, the lower side of the support plate (11) of the support (1) is rotatably connected with one support leg (12), and the support legs (12) are telescopic support legs;

every stabilizer blade (12) all include upper portion foot and lower part foot, the top of upper portion foot with extension board (11) downside rotates to be connected, and the inside cavity that is provided with of upper portion foot, through the cavity with lower part foot sliding connection, logical groove (13) have been seted up on the outer wall of upper portion foot, and lower part foot orientation leads to one side threaded connection positioning bolt (14) of groove (13), and positioning bolt (14) pass and lead to groove (13) and extend to leading to the groove (13) outside.

3. The forest measuring angle measuring tool according to claim 2, wherein a pressing plate (15) is arranged at the bottom end of each lower foot, and one side edge of the pressing plate (15) is hinged with the bottom end of the lower foot; and a plurality of pins (16) are arranged on the lower side surface of the pressure plate (15).

4. The forest measuring angle measuring tool according to claim 3, wherein a plurality of rubbing strips are provided on the upper surface of the pressing plate (15).

5. The forest measuring angle measuring tool according to claim 1, wherein the rotary table (2) comprises a fixed block (21) at the bottom, the lower side of the fixed block (21) is fixedly connected with the upper side of the support plate (11), the upper part of the fixed block (21) is rotatably connected with a rotating block (22), and the upper part of the rotating block (22) is hinged with a bearing platform (23);

the bearing table (23) comprises a supporting rod hinged with the upper part of the rotating block (22), a table plate is fixedly arranged at the top end of the supporting rod, and the table plate is coaxially and rotatably connected with the rotating shafts of the fixed edge ruler (31) and the movable edge ruler (32).

6. An angle measuring tool for forest gauging as claimed in any one of claims 1-5, characterised in that each sight (34) comprises two sight stars, a space being left between the two sight stars.

7. The angle measuring tool for forest measurement according to claim 6, wherein a handle (35) is fixedly connected to an outer side of one end of the fixed side ruler (31) connected to the movable side ruler (32).