CN214561112U

CN214561112U - Forestry axe that security performance is high

Info

Publication number: CN214561112U
Application number: CN202023308390.9U
Authority: CN
Inventors: 周岩; 魏清平
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-11-02
Anticipated expiration: 2030-12-30

Abstract

The utility model discloses a forestry axe with high safety performance, which belongs to the technical field of forestry tools, and comprises a handle, wherein an axe is fixedly arranged at the upper end of the handle, a protective cover is sleeved at the axe blade at the right end of the axe, a driving box is fixedly connected with the right end of the handle, a rotating shaft is rotatably connected in the driving box, a pair of connecting rods are fixedly connected at the outer end of the rotating shaft, a pair of strip-shaped holes matched with the connecting rods are chiseled at the right end of the driving box, the right end of the connecting rod penetrates through the strip-shaped holes at the corresponding position and is fixedly connected with the lower end of the protective cover, an annular outer gear is fixedly connected at the outer end of the rotating shaft and is positioned between the two connecting rods, a rack meshed with the annular outer gear is slidably connected on the right inner wall of the driving box, the forestry axe is characterized in that the exposure and the hiding of the axe blade are realized through the opening and closing of the protective cover, and the damage of the axe blade during the low branch removing work process of workers is effectively avoided, the potential safety hazard of workers is reduced.

Description

Forestry axe that security performance is high

Technical Field

The utility model relates to a forestry instrument technical field, more specifically say, relate to a forestry axe that security performance is high.

Background

Forestry, which is a production department that protects the ecological environment, maintains ecological balance, cultivates and protects forests to obtain woods and other forest products, and utilizes the natural characteristics of the forests to play a protective role, is one of the important components of national economy. The forestry is cultivated, protected and utilized in human and biological circles through advanced scientific technology and management means, so that various benefits of the forest are fully exerted, the forest resources can be continuously managed, and fundamental industry and social public utilities of population, economy, society, environment and resource coordinated development are promoted.

In forestry management, in order to guarantee that the trunk of trees is straight, the tree form is upright and straight, need get rid of comparatively short branch on the trunk, the getting rid of short branch at present is climbed to the short branch department of trees by the staff usually, then use the hatchet to cut off the branch, current hatchet generally only comprises handle and axe, in the staff uses the hatchet in-process, because can only use one hand to carry out the work such as taking, chopping, accomodating of hatchet (the other hand is used for maintaining the body shape on the tree usually, keep balance), comparatively inflexible for the staff receives the injury of hatchet sword easily, there is certain potential safety hazard.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a forestry axe that security performance is high, characterized by realizes revealing and hiding of axe sword through opening and shutting of lag, effectively avoids the staff to receive the injury of axe sword in carrying out the short branch and getting rid of the course of the work, reduces staff's potential safety hazard.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

A forestry axe with high safety performance comprises a handle, wherein an axe is fixedly installed at the upper end of the handle, a protective sleeve is sleeved at an axe blade at the right end of the axe, a driving box is fixedly connected at the right end of the handle, a rotating shaft is rotatably connected in the driving box, a pair of connecting rods is fixedly connected at the outer end of the rotating shaft, a pair of strip-shaped holes matched with the connecting rods are formed in the right end of the driving box, the right end of each connecting rod penetrates through the strip-shaped hole at the corresponding position and is fixedly connected with the lower end of the protective sleeve, an annular outer gear is fixedly connected at the outer end of the rotating shaft and is positioned between the two connecting rods, a rack meshed with the annular outer gear is slidably connected to the right inner wall of the driving box, the lower end of the rack penetrates through the lower wall of the driving box and extends to the lower side of the driving box, a support block is fixedly connected to the left end of the rack and is positioned at the lower side of the annular outer gear, and a compression spring is fixedly connected between the lower end of the support block and the lower inner wall of the driving box, this scheme can realize revealing and hiding of axe sword through opening and shutting of lag, effectively avoids the staff to receive the injury of axe sword in carrying out short branch and getting rid of the working process, reduces staff's potential safety hazard.

Furthermore, the lower end of the rack is fixedly connected with a pull rope, the lower end of the pull rope is fixedly connected with a pull ring, the pull ring can be convenient for a worker to pull the rack with fingers, and the pull rope can enable the pull ring to move transversely within a certain range, so that the flexibility of the pull ring is improved.

Further, inner wall fixedly connected with is located the inboard spacing post of compression spring under the drive box, and spacing post upper end runs through a piece and extends to a piece upside, and spacing post plays the spacing effect of support to compression spring, effectively avoids compression spring to produce askew the turning round.

Furthermore, the outer end of the handle is fixedly connected with an anti-slip sleeve positioned on the lower side of the driving box, anti-slip lines are arranged at the outer end of the anti-slip sleeve, and the anti-slip sleeve and the anti-slip lines on the anti-slip sleeve can effectively avoid the problem that a worker slips when using the hatchet.

Furthermore, lubricating grease layers are coated on the outer ends of the annular outer gear and the outer end of the rack, and the lubricating grease layers can fully reduce the friction force between the annular outer gear and the rack, so that the abrasion between the annular outer gear and the rack is reduced.

Furthermore, the connecting rod is fixedly connected with reinforcing ribs inside, the protective sleeve is made of plastic materials, the reinforcing ribs can increase the strength of the connecting rod, the connecting rod is not prone to deformation and breakage, the protective sleeve made of plastic has the advantage of light weight, and stress of the connecting rod is reduced.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) this scheme can realize revealing and hiding of axe sword through opening and shutting of lag, effectively avoids the staff to receive the injury of axe sword in carrying out short branch and getting rid of the working process, reduces staff's potential safety hazard.

(2) The pull rope is fixedly connected with the lower end of the rack, the pull ring is fixedly connected with the pull ring, the rack can be conveniently pulled by a worker through fingers by the pull ring, the pull ring can transversely move within a certain range by the pull rope, and the flexibility of the pull ring is improved.

(3) Inner wall fixedly connected with is located the inboard spacing post of compression spring under the drive box, and spacing post upper end runs through a piece and extends to a piece upside, and spacing post plays the spacing effect of support to compression spring, effectively avoids compression spring to produce askewly turning round.

(4) The outer end of the handle is fixedly connected with an anti-slip sleeve positioned on the lower side of the driving box, anti-slip lines are arranged at the outer end of the anti-slip sleeve, and the anti-slip sleeve and the anti-slip lines on the anti-slip sleeve can effectively avoid the problem that a worker slips when using the axe.

(5) And lubricating grease layers are respectively coated at the outer ends of the annular outer gear and the rack, and can fully reduce the friction force between the annular outer gear and the rack, so that the abrasion between the annular outer gear and the rack is reduced.

(6) The connecting rod is fixedly connected with the reinforcing ribs, the protecting sleeve is made of plastic materials, the reinforcing ribs can increase the strength of the connecting rod, the connecting rod is not prone to deformation and breakage, the protecting sleeve made of plastic has the advantage of light weight, and stress of the connecting rod is reduced.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the right side surface of the driving box of the present invention;

fig. 3 is a schematic structural view of the present invention in use.

The reference numbers in the figures illustrate:

the axe comprises a handle 1, an axe 2, a protective sleeve 3, a driving box 4, a rotating shaft 5, a connecting rod 6, a strip-shaped hole 7, an annular external gear 8, a rack 9, a supporting block 10, a compression spring 11, a pull rope 12, a pull ring 13, a limiting column 14 and an anti-slip sleeve 15.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be 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 present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1, a forestry axe with high safety performance comprises a handle 1, an axe 2 is fixedly installed at the upper end of the handle 1, a protective cover 3 is sleeved at an axe blade at the right end of the axe 2, a driving box 4 is fixedly connected at the right end of the handle 1, a rotating shaft 5 is rotatably connected with the driving box 4, a pair of connecting rods 6 is fixedly connected with the outer end of the rotating shaft 5, a pair of strip-shaped holes 7 matched with the connecting rods 6 is chiseled at the right end of the driving box 4, the right end of each connecting rod 6 penetrates through the strip-shaped hole 7 at the corresponding position and is fixedly connected with the lower end of the protective cover 3, an annular outer gear 8 is fixedly connected with the outer end of the rotating shaft 5, the annular outer gear 8 is positioned between the two connecting rods 6, a rack 9 meshed with the annular outer gear 8 is slidably connected with the right inner wall of the driving box 4, the lower end of the rack 9 penetrates through the lower wall of the driving box 4 and extends to the lower side of the driving box 4, a support block 10 is fixedly connected with the left end of the rack 9, and the support block 10 is positioned at the lower side of the annular outer gear 8, fixedly connected with compression spring 11 between the inner wall under piece 10 lower extreme and the drive box 4, this scheme can realize revealing and hiding of axe sword through the opening and shutting of lag 3, effectively avoids the staff to receive the injury of axe sword in carrying out the short branch and getting rid of the course of work, reduces staff's potential safety hazard.

Referring to fig. 1-2, a pull rope 12 is fixedly connected to the lower end of the rack 9, the pull rope 12 is made of a nylon material, a pull ring 13 is fixedly connected to the lower end of the pull rope 12, the pull ring 13 can be used for a worker to pull the rack 9 with fingers, the pull rope 12 can enable the pull ring 13 to move transversely within a certain range, and flexibility of the pull ring 13 is improved.

Referring to fig. 1 and 3, an anti-slip sleeve 15 located on the lower side of the driving box 4 is fixedly connected to the outer end of the handle 1, the anti-slip sleeve 15 is made of rubber materials, anti-slip lines are formed in the outer end of the anti-slip sleeve 15, the anti-slip sleeve 15 and the anti-slip lines thereon can effectively avoid the problem that a worker slips when using an axe, referring to fig. 1 and 3, lubricating grease layers are respectively coated on the outer ends of the external annular gear 8 and the rack 9, the lubricating grease layers can fully reduce the friction force between the external annular gear 8 and the rack 9, so that the abrasion between the external annular gear 8 and the rack 9 is reduced, reinforcing ribs are fixedly connected to the inside of the connecting rod 6, the protecting sleeve 3 is made of plastic materials, the reinforcing ribs can increase the strength of the connecting rod 6, the connecting rod 6 is not prone to deformation and breakage, and the protecting sleeve 3 made of plastic has the advantage of light weight, and the stress of the connecting rod 6 is reduced.

Referring to fig. 1-3, when a worker needs to use the hatchet, the worker first takes out the hatchet, holds the anti-slip cover 15 on the handle 1, and sleeves the pull ring 13 on the index finger, when the worker needs to cut off low branches of the tree, pulls the pull ring 13 downward, the pull ring 13 drives the rack 9 to move downward together through the pull rope 12, because the rack 9 is meshed with the annular outer gear 8, the rack 9 drives the annular outer gear 8 and the rotating shaft 5 to rotate clockwise, and the connecting rod 6 and the protective sleeve 3 rotate clockwise together with the rotating shaft 5, so that the axe edge of the hatchet 2 is exposed (as shown in fig. 3), and then the worker can cut off the branches of the tree through the axe edge of the hatchet 2, after the branches of the tree are cut off, the worker can release the pull ring 13, at this time, the rack 9 moves upward to the initial position under the action of the compression spring 11 and the support block 10, thereby drive lag 3 anticlockwise rotation, make lag 3 overlap the axe sword of axe 2 again and establish, hide, effectively avoid the staff to receive the injury of axe sword, afterwards, the staff alright with accomodate the hand axe, to sum up, this scheme realizes revealing and hiding of axe sword through opening and shutting of lag 3, effectively avoids the staff to carry out the short branch and gets rid of the injury that the working process received the axe sword, reduces staff's potential safety hazard.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a forestry axe that security performance is high, includes handle (1), handle (1) upper end fixed mounting has axe (2), its characterized in that: a protective sleeve (3) is sleeved at an axe blade at the right end of the axe (2), a driving box (4) is fixedly connected at the right end of the handle (1), a rotating shaft (5) is rotatably connected in the driving box (4), a pair of connecting rods (6) is fixedly connected at the outer end of the rotating shaft (5), a pair of strip-shaped holes (7) matched with the connecting rods (6) is formed in the right end of the driving box (4), the right ends of the connecting rods (6) penetrate through the strip-shaped holes (7) at corresponding positions and are fixedly connected with the lower end of the protective sleeve (3), an annular outer gear (8) is fixedly connected at the outer end of the rotating shaft (5), the annular outer gear (8) is positioned between the two connecting rods (6), a rack outer gear (9) meshed with the annular outer gear (8) is slidably connected to the right inner wall of the driving box (4), and the lower end of the rack (9) penetrates through the driving box (4) and extends to the lower side of the driving box (4), the rack (9) is fixedly connected with a supporting block (10) at the left end, the supporting block (10) is located on the lower side of the annular outer gear (8), and a compression spring (11) is fixedly connected between the lower end of the supporting block (10) and the lower inner wall of the driving box (4).

2. A forestry axe with high safety performance as claimed in claim 1, wherein: the lower end of the rack (9) is fixedly connected with a pull rope (12), and the lower end of the pull rope (12) is fixedly connected with a pull ring (13).

3. A forestry axe with high safety performance as claimed in claim 1, wherein: inner wall fixedly connected with is located spacing post (14) of compression spring (11) inboard under drive box (4), and spacing post (14) upper end runs through a piece (10) and extends to a piece (10) upside.

4. A forestry axe with high safety performance as claimed in claim 1, wherein: the anti-skidding handle is characterized in that an anti-skidding sleeve (15) located on the lower side of the driving box (4) is fixedly connected to the outer end of the handle (1), and anti-skidding lines are formed in the outer end of the anti-skidding sleeve (15).

5. A forestry axe with high safety performance as claimed in claim 1, wherein: and lubricating grease layers are respectively coated at the outer ends of the annular outer gear (8) and the rack (9).

6. A forestry axe with high safety performance as claimed in claim 1, wherein: the connecting rod (6) is fixedly connected with a reinforcing rib inside, and the protecting sleeve (3) is made of a plastic material.