CN216484064U

CN216484064U - Crank type tree growth cone

Info

Publication number: CN216484064U
Application number: CN202122815057.5U
Authority: CN
Inventors: 高金辉; 林国英; 刘继云; 张莹; 郝锟
Original assignee: Yichun Branch Of Heilongjiang Academy Of Forestry Sciences
Current assignee: Yichun Branch Of Heilongjiang Academy Of Forestry Sciences
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-05-10
Anticipated expiration: 2031-11-17

Abstract

The utility model discloses a crank type tree growth cone which comprises a drill rod, wherein one end of the drill rod is in threaded connection with a gland, the other end of the drill rod is fixedly connected with a hollow drill bit, the crank is further included, one end of the crank penetrates through the gland and is in threaded connection with the gland, meanwhile, the crank is in threaded connection with one end of a rotating shaft which is slidably arranged in the drill rod in a penetrating mode, the other end of the rotating shaft is fixedly connected with a threaded rod, the other end of the threaded rod is fixedly connected with a groove type sampling tube, and one end of the sampling tube is flush with the end portion of the drill bit. Its aim at provides one kind and drives the drilling rod and the rotatory drilling of drill bit on it and accessible scale mark knows the crank formula tree growth awl of drilling depth in real time through the crank rotation, and this crank formula tree growth awl is still laborsaving simultaneously and is favorable to improving and bores wood sample work efficiency.

Description

Crank type tree growth cone

Technical Field

The utility model relates to the technical field of tree sampling equipment for forestry research, in particular to a crank type tree growth cone.

Background

Forestry research often needs to take a sample to trees and measures, and the tree growth awl is general sampling tool, and common tree growth awl needs operating personnel to grab hold both ends handle and makes a round of going back and forth drilling like driving, and both hands need frequently alternate during it, and it is difficult to rotate along the whole circle of circumferencial direction, and work efficiency is low, especially when taking a sample to the great trees of hardness, hard and work efficiency is lower. In addition, the common tree growth cones are not provided with scale marks, and when the tree is drilled and the annual rings are taken, the drilling depth cannot be controlled, so that the tree is easily drilled through to be damaged. In addition, the hard broad-leaved wood is relatively difficult to drill because of different tree species and different drilling difficulty,

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a crank type tree growth cone.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model relates to a crank type tree growth cone which comprises a drill rod, wherein one end of the drill rod is in threaded connection with a gland, the other end of the drill rod is fixedly connected with a hollow drill bit, the crank is further included, one end of the crank penetrates through the gland and is in threaded connection with the gland, meanwhile, the crank is in threaded connection with one end of a rotating shaft which is slidably arranged in the drill rod in a penetrating mode, the other end of the rotating shaft is fixedly connected with a threaded rod, the other end of the threaded rod is fixedly connected with a groove type sampling tube, and one end of the sampling tube is flush with the end portion of the drill bit.

The utility model relates to a crank type tree growth cone, wherein a protruding stud is arranged in the center of one end of a crank, a connecting threaded hole matched with the stud is arranged in the center of one end of a rotating shaft, and the rotating shaft is screwed on the crank in a threaded manner.

The utility model relates to a crank type tree growth cone, wherein a stop block is fixedly connected to the end part of a threaded rod, and a sampling tube is fixed on the stop block.

The utility model relates to a crank type tree growth cone, wherein a connecting pipe is in threaded connection with the outer part of a threaded rod, a gap exists between the connecting pipe and the inner wall of a drill rod, and a stop block is blocked at an opening at one end of the connecting pipe.

The utility model relates to a crank type tree growth cone, wherein a rubber pad is wrapped outside one end of a crank, which is far away from a drill rod.

The utility model relates to a crank type tree growth cone, wherein a fixing thorn is arranged at the end part of a drill bit.

The utility model relates to a crank type tree growth cone, wherein a crank is Z-shaped.

The utility model relates to a crank type tree growth cone, wherein scale marks are arranged on a drill rod along the length direction from the end part of a drill bit to a stop block.

The crank type tree growth cone has the following beneficial effects:

the crank type tree growth cone adopts a crank structure, the crank is screwed with the drill rod through the gland and is rotated to drive the drill rod to rotate, so that a drill bit on the drill rod is driven to drill and sample, the crank can be rotated by 360 degrees by one hand, the two hands do not need to be frequently alternated, the working strength is reduced, the continuity of drilling action is ensured, and the drilling efficiency is improved. Simultaneously, still be provided with the scale mark on the drilling rod, the sampling tube tip flushes with the drill bit, knows the drilling depth in real time through the scale mark, is convenient for control and drills the degree of depth, avoids drilling too deeply or too shallowly. In addition, the end part of the drill bit is also provided with a fixed thorn, so that the drill bit is favorably positioned and prevented from slipping on the one hand, and the fixed thorn on the other hand is also easily drilled into trees, thereby being favorable for reducing the drilling difficulty of trees with high hardness.

Drawings

FIG. 1 is a schematic view of a crank type tree growth cone according to the present invention;

FIG. 2 is a top sectional view of a crank type tree growth cone of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is a schematic view showing the assembly state of a connecting tube, a stop block and a sampling tube in the crank type tree growth cone of the present invention.

Illustration of the drawings:

1. a drill stem; 2. a rotating shaft; 3. a threaded rod; 4. a connecting pipe; 5. a drill bit; 6. a sampling tube; 7. fixing the spine; 8. a crank; 9. a rubber pad; 11. a gland; 12. a stud; 13. a threaded slot hole; 14. connecting the threaded hole; 15. and a stop block.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in figures 1-4, the crank type tree growth cone comprises a drill rod 1, wherein the left end of the drill rod 1 is in threaded connection with a gland 11, the right end of the drill rod 1 is fixedly connected with a hollow drill bit 5, and a Z-shaped crank 8 is connected to the gland 11. Specifically, 1 left end periphery of drilling rod sets up the external screw thread, 11 inner walls of gland set up the internal thread with this external screw thread adaptation, interior external screw thread fit, it fixes at 1 left end of drilling rod to screw up gland 11, and simultaneously, 11 middle parts of gland are provided with the screw hole, 8 one end of crank sets up the external screw thread with this screw hole adaptation, 8 one end of crank stretches into this threaded hole and screws up with gland 11, from this with crank 8 and 1 fixed connection of drilling rod, the direction is the same to screw up in above-mentioned two places, guarantee to connect reliably, avoid one to screw up and lead to another department to be relaxed. During sampling, the crank 8 is manually rotated along the screwing direction to drive the drill rod 1 to rotate and push inwards towards the trees forcibly, so that the drill bit 5 is drilled into the trees.

The left end of the drill rod 1 is coaxially provided with a rotating shaft 2 in a penetrating mode, the rotating shaft 2 is connected with the drill rod 1 in a sliding mode in the circumferential direction, and therefore the rotating shaft 2 can rotate in the drill rod 1. A connecting threaded hole 14 is arranged in the middle of the left end of the rotating shaft 2, a stud 12 extending towards the right side is arranged in the middle of the end part of the right end of the crank 8, the rotating shaft 2 is screwed on the stud 12 through the threaded matching of the stud 12 and the connecting threaded hole 14, the crank 8 is fixedly connected with the rotating shaft 2, a threaded rod 3 is fixedly connected with the middle part of the right end of the rotating shaft 2, a stop block 15 is fixedly connected with the right end of the threaded rod 3, a connecting pipe 4 is sleeved outside the threaded rod 3, specifically, a threaded long hole 13 is arranged on the inner wall of the connecting pipe 4, the threaded rod 3 is connected in the threaded long hole 13 in a threaded manner, a gap exists between the connecting pipe 4 and the inner wall of the drill rod 1, the stop block 15 is positioned outside the connecting pipe 4 and completely blocks the opening of the rod end of the stop block to prevent tree fragments from entering, meanwhile, a gap exists between the stop block 15 and the drill rod 1 to facilitate sliding along the length direction of the drill rod 1, a groove-type sampling pipe 6 is fixedly connected on the right side of the stop block 15, and the right end of the sampling pipe 6 is flush with the end of the drill bit 5, thus, the depth reached by the drill bit 5 is the sampling depth of the sampling tube 6. When drilling, the pressing cover 11 is screwed with the drill rod 1 and the crank 8, one hand holds the drill rod 1 to keep vertical to the tree, the other hand rotates the crank 8, the crank 8 pushes the drill bit 5 to drill into a required depth, when the drilled tree core needs to be taken out, the crank 8 is held still, the pressing cover 11 is screwed off, in this way, the pressing cover 11 is separated from the drill rod 1 and the crank 8, then the crank 8 is rotated for at least one circle, the rotating shaft 2, the threaded rod 3, the stop block 15 and the sampling tube 6 are driven to rotate in the drill rod 1 through the crank 8, the tree core is obtained by digging the sampling tube 6, after the completion, the crank 8 is pulled towards the left end until the sampling tube 6 is pulled out of the drill rod 1, the tree core is taken off, and the sampling work is completed. The connecting pipe 4 limits the radial displacement of the threaded rod 3, ensures the radial movement of the sampling pipe 6 and is beneficial to completely digging and taking the drilled tree core.

Preferably, the drill rod 1 is provided with scale marks along the length direction thereof from the end of the drill bit 5 to the stop block 15, and the drilling depth of the drill bit 5 is effectively grasped by observing the scale marks so as to know the length of the tree core obtained by the sampling tube 6.

Preferably, the rubber pad 9 wraps the outside of one end of the crank 8, which is far away from the drill rod 1, so that the drill rod is antiskid and convenient to grasp, and the comfort in use is enhanced.

Preferably, 5 tip of drill bit are provided with fixed thorn 7, are convenient for prick at the trees surface at drilling rod 1 when the sample, improve and grab power, are favorable to preventing 5 slippage influences of drill bit and creep into, also are favorable to preventing simultaneously to take a sample the in-process because of not fixed and lead to being difficult to sample and the cracked problem of sampling tube 6.

Preferably, the threads of the threaded rod 3 and the thread slot hole 13 are coarse threads, which is beneficial to enhancing the strength of the whole growth cone structure, so that the tree growth cone can bear higher strength, and the sampling requirement of trees with higher hardness is met. The screw threads of the stud 12 and the connecting threaded hole 14 are fine threads, so that the fastening effect is good after screwing, the connection is reliable, the slipping is not easy to occur, and meanwhile, the connection looseness of the crank 8 and the rotating shaft 2 caused by the rotation of the crank 8 is favorably prevented.

In the tree growth awl of this application, gland 11 and drilling rod 1, crank 8 and gland 11, threaded rod 3 and long threaded hole 13, crank 8 and pivot 2 etc. all adopt threaded connection's mode, the installation before using, can dismantle after finishing using, dismouting easy operation is convenient, and simultaneously, disassemble and be favorable to reducing the storage space of tree growth awl, make it not lead to carrying inconvenience because of volume and space occupation problem, portability has been strengthened greatly, the practicality, greatly made things convenient for tree sampling work. In addition, the tree growth awl of this application makes drilling rod 1 creep into for trees vertical migration through rotating crank 8, and crank 8 can 360 degrees continuously rotate and drive drill bit 5 and creep into, need not both hands frequently rotate in turn, and laborsaving is convenient and be favorable to keeping the sample drilling dynamics, is favorable to reducing the degree of difficulty of drilling into of the great trees of hardness simultaneously, improves and bores wood work efficiency.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a crank formula trees growth cone, includes drilling rod (1), its characterized in that: drilling rod (1) one end threaded connection has gland (11), and hollow drill bit (5) of other end fixed connection still include a crank (8), crank (8) one end pierces through gland (11) and wears to locate pivot (2) one end threaded connection in drilling rod (1) simultaneously with sliding rather than threaded connection, the other end fixed connection threaded rod (3) of pivot (2), threaded rod (3) other end fixed connection has slotted sampling tube (6), the one end of sampling tube (6) and the tip parallel and level of drill bit (5).

2. The crank type tree growth cone of claim 1, wherein: the crank handle is characterized in that an extended stud (12) is arranged in the middle of one end of the crank handle (8), a connecting threaded hole (14) matched with the stud (12) is arranged in the middle of one end of the rotating shaft (2), and the rotating shaft (2) is screwed on the crank handle (8) in a threaded manner.

3. The crank type tree growth cone of claim 2, wherein: the end part of the threaded rod (3) is fixedly connected with a stop block (15), and the sampling tube (6) is fixed on the stop block (15).

4. The crank type tree growth cone of claim 3, wherein: the threaded rod (3) is externally connected with a connecting pipe (4) in a threaded manner, a gap exists between the connecting pipe (4) and the inner wall of the drill rod (1), and the stop block (15) blocks an opening at one end of the connecting pipe (4).

5. The crank type tree growth cone of claim 4, wherein: and a rubber pad (9) is wrapped outside one end of the crank handle (8) far away from the drill rod (1).

6. The crank type tree growth cone of claim 5, wherein: the end part of the drill bit (5) is provided with a fixed thorn (7).

7. The crank type tree growth cone of claim 6, wherein: the crank (8) is Z-shaped.

8. A crank type tree growth cone as claimed in any one of claims 3 to 7 wherein: and scale marks are arranged on the drill rod (1) along the length direction from the end part of the drill bit (5) to the stop block (15).